From: Greg KH <gregkh@linuxfoundation.org>
To: linux-kernel@vger.kernel.org,
Andrew Morton <akpm@linux-foundation.org>,
torvalds@linux-foundation.org, stable@vger.kernel.org
Cc: lwn@lwn.net
Subject: Re: Linux 3.3.1
Date: Mon, 2 Apr 2012 10:54:57 -0700 [thread overview]
Message-ID: <20120402175457.GB18973@kroah.com> (raw)
In-Reply-To: <20120402175451.GA18973@kroah.com>
diff --git a/Makefile b/Makefile
index 1932984..026a227 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
VERSION = 3
PATCHLEVEL = 3
-SUBLEVEL = 0
+SUBLEVEL = 1
EXTRAVERSION =
NAME = Saber-toothed Squirrel
diff --git a/arch/arm/mach-shmobile/setup-sh7372.c b/arch/arm/mach-shmobile/setup-sh7372.c
index a83cf51..cccf91b 100644
--- a/arch/arm/mach-shmobile/setup-sh7372.c
+++ b/arch/arm/mach-shmobile/setup-sh7372.c
@@ -1043,6 +1043,8 @@ void __init sh7372_add_standard_devices(void)
sh7372_add_device_to_domain(&sh7372_a4r, &veu2_device);
sh7372_add_device_to_domain(&sh7372_a4r, &veu3_device);
sh7372_add_device_to_domain(&sh7372_a4r, &jpu_device);
+ sh7372_add_device_to_domain(&sh7372_a4r, &tmu00_device);
+ sh7372_add_device_to_domain(&sh7372_a4r, &tmu01_device);
}
void __init sh7372_add_early_devices(void)
diff --git a/arch/arm/mach-tegra/Kconfig b/arch/arm/mach-tegra/Kconfig
index 373652d..46b6839 100644
--- a/arch/arm/mach-tegra/Kconfig
+++ b/arch/arm/mach-tegra/Kconfig
@@ -10,6 +10,13 @@ config ARCH_TEGRA_2x_SOC
select USB_ARCH_HAS_EHCI if USB_SUPPORT
select USB_ULPI if USB_SUPPORT
select USB_ULPI_VIEWPORT if USB_SUPPORT
+ select ARM_ERRATA_720789
+ select ARM_ERRATA_742230
+ select ARM_ERRATA_751472
+ select ARM_ERRATA_754327
+ select ARM_ERRATA_764369
+ select PL310_ERRATA_727915 if CACHE_L2X0
+ select PL310_ERRATA_769419 if CACHE_L2X0
help
Support for NVIDIA Tegra AP20 and T20 processors, based on the
ARM CortexA9MP CPU and the ARM PL310 L2 cache controller
@@ -23,6 +30,11 @@ config ARCH_TEGRA_3x_SOC
select USB_ULPI if USB_SUPPORT
select USB_ULPI_VIEWPORT if USB_SUPPORT
select USE_OF
+ select ARM_ERRATA_743622
+ select ARM_ERRATA_751472
+ select ARM_ERRATA_754322
+ select ARM_ERRATA_764369
+ select PL310_ERRATA_769419 if CACHE_L2X0
help
Support for NVIDIA Tegra T30 processor family, based on the
ARM CortexA9MP CPU and the ARM PL310 L2 cache controller
diff --git a/arch/arm/mach-tegra/board-dt-tegra20.c b/arch/arm/mach-tegra/board-dt-tegra20.c
index 7a95e0b..7cd3456 100644
--- a/arch/arm/mach-tegra/board-dt-tegra20.c
+++ b/arch/arm/mach-tegra/board-dt-tegra20.c
@@ -68,11 +68,11 @@ struct of_dev_auxdata tegra20_auxdata_lookup[] __initdata = {
OF_DEV_AUXDATA("nvidia,tegra20-i2s", TEGRA_I2S2_BASE, "tegra-i2s.1", NULL),
OF_DEV_AUXDATA("nvidia,tegra20-das", TEGRA_APB_MISC_DAS_BASE, "tegra-das", NULL),
OF_DEV_AUXDATA("nvidia,tegra20-ehci", TEGRA_USB_BASE, "tegra-ehci.0",
- &tegra_ehci1_device.dev.platform_data),
+ &tegra_ehci1_pdata),
OF_DEV_AUXDATA("nvidia,tegra20-ehci", TEGRA_USB2_BASE, "tegra-ehci.1",
- &tegra_ehci2_device.dev.platform_data),
+ &tegra_ehci2_pdata),
OF_DEV_AUXDATA("nvidia,tegra20-ehci", TEGRA_USB3_BASE, "tegra-ehci.2",
- &tegra_ehci3_device.dev.platform_data),
+ &tegra_ehci3_pdata),
{}
};
diff --git a/arch/arm/mach-tegra/devices.c b/arch/arm/mach-tegra/devices.c
index 7a2a02d..5f6b867 100644
--- a/arch/arm/mach-tegra/devices.c
+++ b/arch/arm/mach-tegra/devices.c
@@ -23,7 +23,6 @@
#include <linux/fsl_devices.h>
#include <linux/serial_8250.h>
#include <linux/i2c-tegra.h>
-#include <linux/platform_data/tegra_usb.h>
#include <asm/pmu.h>
#include <mach/irqs.h>
#include <mach/iomap.h>
@@ -446,18 +445,18 @@ static struct tegra_ulpi_config tegra_ehci2_ulpi_phy_config = {
.clk = "cdev2",
};
-static struct tegra_ehci_platform_data tegra_ehci1_pdata = {
+struct tegra_ehci_platform_data tegra_ehci1_pdata = {
.operating_mode = TEGRA_USB_OTG,
.power_down_on_bus_suspend = 1,
};
-static struct tegra_ehci_platform_data tegra_ehci2_pdata = {
+struct tegra_ehci_platform_data tegra_ehci2_pdata = {
.phy_config = &tegra_ehci2_ulpi_phy_config,
.operating_mode = TEGRA_USB_HOST,
.power_down_on_bus_suspend = 1,
};
-static struct tegra_ehci_platform_data tegra_ehci3_pdata = {
+struct tegra_ehci_platform_data tegra_ehci3_pdata = {
.operating_mode = TEGRA_USB_HOST,
.power_down_on_bus_suspend = 1,
};
diff --git a/arch/arm/mach-tegra/devices.h b/arch/arm/mach-tegra/devices.h
index 873ecb2..ec45567 100644
--- a/arch/arm/mach-tegra/devices.h
+++ b/arch/arm/mach-tegra/devices.h
@@ -20,6 +20,11 @@
#define __MACH_TEGRA_DEVICES_H
#include <linux/platform_device.h>
+#include <linux/platform_data/tegra_usb.h>
+
+extern struct tegra_ehci_platform_data tegra_ehci1_pdata;
+extern struct tegra_ehci_platform_data tegra_ehci2_pdata;
+extern struct tegra_ehci_platform_data tegra_ehci3_pdata;
extern struct platform_device tegra_gpio_device;
extern struct platform_device tegra_pinmux_device;
diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index fb07275..6d10a66 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -3967,18 +3967,36 @@ int mp_find_ioapic_pin(int ioapic, u32 gsi)
static __init int bad_ioapic(unsigned long address)
{
if (nr_ioapics >= MAX_IO_APICS) {
- printk(KERN_WARNING "WARNING: Max # of I/O APICs (%d) exceeded "
- "(found %d), skipping\n", MAX_IO_APICS, nr_ioapics);
+ pr_warn("WARNING: Max # of I/O APICs (%d) exceeded (found %d), skipping\n",
+ MAX_IO_APICS, nr_ioapics);
return 1;
}
if (!address) {
- printk(KERN_WARNING "WARNING: Bogus (zero) I/O APIC address"
- " found in table, skipping!\n");
+ pr_warn("WARNING: Bogus (zero) I/O APIC address found in table, skipping!\n");
return 1;
}
return 0;
}
+static __init int bad_ioapic_register(int idx)
+{
+ union IO_APIC_reg_00 reg_00;
+ union IO_APIC_reg_01 reg_01;
+ union IO_APIC_reg_02 reg_02;
+
+ reg_00.raw = io_apic_read(idx, 0);
+ reg_01.raw = io_apic_read(idx, 1);
+ reg_02.raw = io_apic_read(idx, 2);
+
+ if (reg_00.raw == -1 && reg_01.raw == -1 && reg_02.raw == -1) {
+ pr_warn("I/O APIC 0x%x registers return all ones, skipping!\n",
+ mpc_ioapic_addr(idx));
+ return 1;
+ }
+
+ return 0;
+}
+
void __init mp_register_ioapic(int id, u32 address, u32 gsi_base)
{
int idx = 0;
@@ -3995,6 +4013,12 @@ void __init mp_register_ioapic(int id, u32 address, u32 gsi_base)
ioapics[idx].mp_config.apicaddr = address;
set_fixmap_nocache(FIX_IO_APIC_BASE_0 + idx, address);
+
+ if (bad_ioapic_register(idx)) {
+ clear_fixmap(FIX_IO_APIC_BASE_0 + idx);
+ return;
+ }
+
ioapics[idx].mp_config.apicid = io_apic_unique_id(id);
ioapics[idx].mp_config.apicver = io_apic_get_version(idx);
@@ -4015,10 +4039,10 @@ void __init mp_register_ioapic(int id, u32 address, u32 gsi_base)
if (gsi_cfg->gsi_end >= gsi_top)
gsi_top = gsi_cfg->gsi_end + 1;
- printk(KERN_INFO "IOAPIC[%d]: apic_id %d, version %d, address 0x%x, "
- "GSI %d-%d\n", idx, mpc_ioapic_id(idx),
- mpc_ioapic_ver(idx), mpc_ioapic_addr(idx),
- gsi_cfg->gsi_base, gsi_cfg->gsi_end);
+ pr_info("IOAPIC[%d]: apic_id %d, version %d, address 0x%x, GSI %d-%d\n",
+ idx, mpc_ioapic_id(idx),
+ mpc_ioapic_ver(idx), mpc_ioapic_addr(idx),
+ gsi_cfg->gsi_base, gsi_cfg->gsi_end);
nr_ioapics++;
}
diff --git a/arch/x86/kernel/entry_32.S b/arch/x86/kernel/entry_32.S
index 79d97e6..7b784f4 100644
--- a/arch/x86/kernel/entry_32.S
+++ b/arch/x86/kernel/entry_32.S
@@ -98,12 +98,6 @@
#endif
.endm
-#ifdef CONFIG_VM86
-#define resume_userspace_sig check_userspace
-#else
-#define resume_userspace_sig resume_userspace
-#endif
-
/*
* User gs save/restore
*
@@ -327,10 +321,19 @@ ret_from_exception:
preempt_stop(CLBR_ANY)
ret_from_intr:
GET_THREAD_INFO(%ebp)
-check_userspace:
+resume_userspace_sig:
+#ifdef CONFIG_VM86
movl PT_EFLAGS(%esp), %eax # mix EFLAGS and CS
movb PT_CS(%esp), %al
andl $(X86_EFLAGS_VM | SEGMENT_RPL_MASK), %eax
+#else
+ /*
+ * We can be coming here from a syscall done in the kernel space,
+ * e.g. a failed kernel_execve().
+ */
+ movl PT_CS(%esp), %eax
+ andl $SEGMENT_RPL_MASK, %eax
+#endif
cmpl $USER_RPL, %eax
jb resume_kernel # not returning to v8086 or userspace
diff --git a/arch/x86/kernel/tls.c b/arch/x86/kernel/tls.c
index 6bb7b85..bcfec2d 100644
--- a/arch/x86/kernel/tls.c
+++ b/arch/x86/kernel/tls.c
@@ -163,7 +163,7 @@ int regset_tls_get(struct task_struct *target, const struct user_regset *regset,
{
const struct desc_struct *tls;
- if (pos > GDT_ENTRY_TLS_ENTRIES * sizeof(struct user_desc) ||
+ if (pos >= GDT_ENTRY_TLS_ENTRIES * sizeof(struct user_desc) ||
(pos % sizeof(struct user_desc)) != 0 ||
(count % sizeof(struct user_desc)) != 0)
return -EINVAL;
@@ -198,7 +198,7 @@ int regset_tls_set(struct task_struct *target, const struct user_regset *regset,
struct user_desc infobuf[GDT_ENTRY_TLS_ENTRIES];
const struct user_desc *info;
- if (pos > GDT_ENTRY_TLS_ENTRIES * sizeof(struct user_desc) ||
+ if (pos >= GDT_ENTRY_TLS_ENTRIES * sizeof(struct user_desc) ||
(pos % sizeof(struct user_desc)) != 0 ||
(count % sizeof(struct user_desc)) != 0)
return -EINVAL;
diff --git a/arch/x86/kernel/tsc.c b/arch/x86/kernel/tsc.c
index a62c201..6fcfcb3 100644
--- a/arch/x86/kernel/tsc.c
+++ b/arch/x86/kernel/tsc.c
@@ -932,6 +932,16 @@ static int __init init_tsc_clocksource(void)
clocksource_tsc.rating = 0;
clocksource_tsc.flags &= ~CLOCK_SOURCE_IS_CONTINUOUS;
}
+
+ /*
+ * Trust the results of the earlier calibration on systems
+ * exporting a reliable TSC.
+ */
+ if (boot_cpu_has(X86_FEATURE_TSC_RELIABLE)) {
+ clocksource_register_khz(&clocksource_tsc, tsc_khz);
+ return 0;
+ }
+
schedule_delayed_work(&tsc_irqwork, 0);
return 0;
}
diff --git a/arch/x86/kernel/vm86_32.c b/arch/x86/kernel/vm86_32.c
index b466cab..328cb37 100644
--- a/arch/x86/kernel/vm86_32.c
+++ b/arch/x86/kernel/vm86_32.c
@@ -172,6 +172,7 @@ static void mark_screen_rdonly(struct mm_struct *mm)
spinlock_t *ptl;
int i;
+ down_write(&mm->mmap_sem);
pgd = pgd_offset(mm, 0xA0000);
if (pgd_none_or_clear_bad(pgd))
goto out;
@@ -190,6 +191,7 @@ static void mark_screen_rdonly(struct mm_struct *mm)
}
pte_unmap_unlock(pte, ptl);
out:
+ up_write(&mm->mmap_sem);
flush_tlb();
}
diff --git a/arch/x86/net/bpf_jit_comp.c b/arch/x86/net/bpf_jit_comp.c
index 7c1b765..5671752 100644
--- a/arch/x86/net/bpf_jit_comp.c
+++ b/arch/x86/net/bpf_jit_comp.c
@@ -475,8 +475,10 @@ void bpf_jit_compile(struct sk_filter *fp)
case BPF_S_LD_W_ABS:
func = sk_load_word;
common_load: seen |= SEEN_DATAREF;
- if ((int)K < 0)
+ if ((int)K < 0) {
+ /* Abort the JIT because __load_pointer() is needed. */
goto out;
+ }
t_offset = func - (image + addrs[i]);
EMIT1_off32(0xbe, K); /* mov imm32,%esi */
EMIT1_off32(0xe8, t_offset); /* call */
@@ -489,14 +491,8 @@ common_load: seen |= SEEN_DATAREF;
goto common_load;
case BPF_S_LDX_B_MSH:
if ((int)K < 0) {
- if (pc_ret0 > 0) {
- /* addrs[pc_ret0 - 1] is the start address */
- EMIT_JMP(addrs[pc_ret0 - 1] - addrs[i]);
- break;
- }
- CLEAR_A();
- EMIT_JMP(cleanup_addr - addrs[i]);
- break;
+ /* Abort the JIT because __load_pointer() is needed. */
+ goto out;
}
seen |= SEEN_DATAREF | SEEN_XREG;
t_offset = sk_load_byte_msh - (image + addrs[i]);
diff --git a/arch/x86/syscalls/syscall_32.tbl b/arch/x86/syscalls/syscall_32.tbl
index ce98e28..e7e67cc 100644
--- a/arch/x86/syscalls/syscall_32.tbl
+++ b/arch/x86/syscalls/syscall_32.tbl
@@ -288,7 +288,7 @@
279 i386 mq_timedsend sys_mq_timedsend compat_sys_mq_timedsend
280 i386 mq_timedreceive sys_mq_timedreceive compat_sys_mq_timedreceive
281 i386 mq_notify sys_mq_notify compat_sys_mq_notify
-282 i386 mq_getsetaddr sys_mq_getsetattr compat_sys_mq_getsetattr
+282 i386 mq_getsetattr sys_mq_getsetattr compat_sys_mq_getsetattr
283 i386 kexec_load sys_kexec_load compat_sys_kexec_load
284 i386 waitid sys_waitid compat_sys_waitid
# 285 sys_setaltroot
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index d07bf03..ddeb845 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -103,8 +103,6 @@ static struct ata_port_operations ahci_p5wdh_ops = {
.hardreset = ahci_p5wdh_hardreset,
};
-#define AHCI_HFLAGS(flags) .private_data = (void *)(flags)
-
static const struct ata_port_info ahci_port_info[] = {
/* by features */
[board_ahci] =
diff --git a/drivers/ata/ahci.h b/drivers/ata/ahci.h
index b175000..c2594dd 100644
--- a/drivers/ata/ahci.h
+++ b/drivers/ata/ahci.h
@@ -195,6 +195,9 @@ enum {
PORT_FBS_EN = (1 << 0), /* Enable FBS */
/* hpriv->flags bits */
+
+#define AHCI_HFLAGS(flags) .private_data = (void *)(flags)
+
AHCI_HFLAG_NO_NCQ = (1 << 0),
AHCI_HFLAG_IGN_IRQ_IF_ERR = (1 << 1), /* ignore IRQ_IF_ERR */
AHCI_HFLAG_IGN_SERR_INTERNAL = (1 << 2), /* ignore SERR_INTERNAL */
@@ -210,6 +213,9 @@ enum {
AHCI_HFLAG_NO_SNTF = (1 << 12), /* no sntf */
AHCI_HFLAG_NO_FPDMA_AA = (1 << 13), /* no FPDMA AA */
AHCI_HFLAG_YES_FBS = (1 << 14), /* force FBS cap on */
+ AHCI_HFLAG_DELAY_ENGINE = (1 << 15), /* do not start engine on
+ port start (wait until
+ error-handling stage) */
/* ap->flags bits */
diff --git a/drivers/ata/ahci_platform.c b/drivers/ata/ahci_platform.c
index 48be4e1..0c86c77 100644
--- a/drivers/ata/ahci_platform.c
+++ b/drivers/ata/ahci_platform.c
@@ -26,6 +26,7 @@
enum ahci_type {
AHCI, /* standard platform ahci */
IMX53_AHCI, /* ahci on i.mx53 */
+ STRICT_AHCI, /* delayed DMA engine start */
};
static struct platform_device_id ahci_devtype[] = {
@@ -36,6 +37,9 @@ static struct platform_device_id ahci_devtype[] = {
.name = "imx53-ahci",
.driver_data = IMX53_AHCI,
}, {
+ .name = "strict-ahci",
+ .driver_data = STRICT_AHCI,
+ }, {
/* sentinel */
}
};
@@ -56,6 +60,13 @@ static const struct ata_port_info ahci_port_info[] = {
.udma_mask = ATA_UDMA6,
.port_ops = &ahci_pmp_retry_srst_ops,
},
+ [STRICT_AHCI] = {
+ AHCI_HFLAGS (AHCI_HFLAG_DELAY_ENGINE),
+ .flags = AHCI_FLAG_COMMON,
+ .pio_mask = ATA_PIO4,
+ .udma_mask = ATA_UDMA6,
+ .port_ops = &ahci_ops,
+ },
};
static struct scsi_host_template ahci_platform_sht = {
diff --git a/drivers/ata/libahci.c b/drivers/ata/libahci.c
index a72bfd0..f9eaa82 100644
--- a/drivers/ata/libahci.c
+++ b/drivers/ata/libahci.c
@@ -737,6 +737,7 @@ static void ahci_power_down(struct ata_port *ap)
static void ahci_start_port(struct ata_port *ap)
{
+ struct ahci_host_priv *hpriv = ap->host->private_data;
struct ahci_port_priv *pp = ap->private_data;
struct ata_link *link;
struct ahci_em_priv *emp;
@@ -746,6 +747,10 @@ static void ahci_start_port(struct ata_port *ap)
/* enable FIS reception */
ahci_start_fis_rx(ap);
+ /* enable DMA */
+ if (!(hpriv->flags & AHCI_HFLAG_DELAY_ENGINE))
+ ahci_start_engine(ap);
+
/* turn on LEDs */
if (ap->flags & ATA_FLAG_EM) {
ata_for_each_link(link, ap, EDGE) {
diff --git a/drivers/ata/pata_legacy.c b/drivers/ata/pata_legacy.c
index 35aca7d..4fe9d21 100644
--- a/drivers/ata/pata_legacy.c
+++ b/drivers/ata/pata_legacy.c
@@ -401,8 +401,7 @@ static void ht6560b_set_piomode(struct ata_port *ap, struct ata_device *adev)
ata_timing_compute(adev, adev->pio_mode, &t, 20000, 1000);
active = clamp_val(t.active, 2, 15);
- recover = clamp_val(t.recover, 2, 16);
- recover &= 0x15;
+ recover = clamp_val(t.recover, 2, 16) & 0x0F;
inb(0x3E6);
inb(0x3E6);
diff --git a/drivers/base/power/domain.c b/drivers/base/power/domain.c
index 978bbf7..58c8b4d 100644
--- a/drivers/base/power/domain.c
+++ b/drivers/base/power/domain.c
@@ -366,7 +366,7 @@ static int pm_genpd_poweroff(struct generic_pm_domain *genpd)
not_suspended = 0;
list_for_each_entry(pdd, &genpd->dev_list, list_node)
if (pdd->dev->driver && (!pm_runtime_suspended(pdd->dev)
- || pdd->dev->power.irq_safe))
+ || pdd->dev->power.irq_safe || to_gpd_data(pdd)->always_on))
not_suspended++;
if (not_suspended > genpd->in_progress)
@@ -503,6 +503,9 @@ static int pm_genpd_runtime_suspend(struct device *dev)
might_sleep_if(!genpd->dev_irq_safe);
+ if (dev_gpd_data(dev)->always_on)
+ return -EBUSY;
+
stop_ok = genpd->gov ? genpd->gov->stop_ok : NULL;
if (stop_ok && !stop_ok(dev))
return -EBUSY;
@@ -764,8 +767,10 @@ static int pm_genpd_prepare(struct device *dev)
genpd_acquire_lock(genpd);
- if (genpd->prepared_count++ == 0)
+ if (genpd->prepared_count++ == 0) {
+ genpd->suspended_count = 0;
genpd->suspend_power_off = genpd->status == GPD_STATE_POWER_OFF;
+ }
genpd_release_lock(genpd);
@@ -845,7 +850,8 @@ static int pm_genpd_suspend_noirq(struct device *dev)
if (ret)
return ret;
- if (dev->power.wakeup_path && genpd_dev_active_wakeup(genpd, dev))
+ if (dev_gpd_data(dev)->always_on
+ || (dev->power.wakeup_path && genpd_dev_active_wakeup(genpd, dev)))
return 0;
genpd_stop_dev(genpd, dev);
@@ -880,7 +886,8 @@ static int pm_genpd_resume_noirq(struct device *dev)
if (IS_ERR(genpd))
return -EINVAL;
- if (genpd->suspend_power_off)
+ if (genpd->suspend_power_off || dev_gpd_data(dev)->always_on
+ || (dev->power.wakeup_path && genpd_dev_active_wakeup(genpd, dev)))
return 0;
/*
@@ -957,7 +964,7 @@ static int pm_genpd_freeze_noirq(struct device *dev)
if (IS_ERR(genpd))
return -EINVAL;
- if (genpd->suspend_power_off)
+ if (genpd->suspend_power_off || dev_gpd_data(dev)->always_on)
return 0;
ret = genpd_freeze_late(genpd, dev);
@@ -988,7 +995,7 @@ static int pm_genpd_thaw_noirq(struct device *dev)
if (IS_ERR(genpd))
return -EINVAL;
- if (genpd->suspend_power_off)
+ if (genpd->suspend_power_off || dev_gpd_data(dev)->always_on)
return 0;
genpd_start_dev(genpd, dev);
@@ -1040,20 +1047,31 @@ static int pm_genpd_restore_noirq(struct device *dev)
* Since all of the "noirq" callbacks are executed sequentially, it is
* guaranteed that this function will never run twice in parallel for
* the same PM domain, so it is not necessary to use locking here.
+ *
+ * At this point suspended_count == 0 means we are being run for the
+ * first time for the given domain in the present cycle.
*/
- genpd->status = GPD_STATE_POWER_OFF;
- if (genpd->suspend_power_off) {
+ if (genpd->suspended_count++ == 0) {
/*
- * The boot kernel might put the domain into the power on state,
- * so make sure it really is powered off.
+ * The boot kernel might put the domain into arbitrary state,
+ * so make it appear as powered off to pm_genpd_poweron(), so
+ * that it tries to power it on in case it was really off.
*/
- if (genpd->power_off)
- genpd->power_off(genpd);
- return 0;
+ genpd->status = GPD_STATE_POWER_OFF;
+ if (genpd->suspend_power_off) {
+ /*
+ * If the domain was off before the hibernation, make
+ * sure it will be off going forward.
+ */
+ if (genpd->power_off)
+ genpd->power_off(genpd);
+ }
}
+ if (genpd->suspend_power_off || dev_gpd_data(dev)->always_on)
+ return 0;
+
pm_genpd_poweron(genpd);
- genpd->suspended_count--;
genpd_start_dev(genpd, dev);
return genpd_resume_early(genpd, dev);
@@ -1216,6 +1234,26 @@ int pm_genpd_remove_device(struct generic_pm_domain *genpd,
}
/**
+ * pm_genpd_dev_always_on - Set/unset the "always on" flag for a given device.
+ * @dev: Device to set/unset the flag for.
+ * @val: The new value of the device's "always on" flag.
+ */
+void pm_genpd_dev_always_on(struct device *dev, bool val)
+{
+ struct pm_subsys_data *psd;
+ unsigned long flags;
+
+ spin_lock_irqsave(&dev->power.lock, flags);
+
+ psd = dev_to_psd(dev);
+ if (psd && psd->domain_data)
+ to_gpd_data(psd->domain_data)->always_on = val;
+
+ spin_unlock_irqrestore(&dev->power.lock, flags);
+}
+EXPORT_SYMBOL_GPL(pm_genpd_dev_always_on);
+
+/**
* pm_genpd_add_subdomain - Add a subdomain to an I/O PM domain.
* @genpd: Master PM domain to add the subdomain to.
* @subdomain: Subdomain to be added.
@@ -1557,7 +1595,6 @@ void pm_genpd_init(struct generic_pm_domain *genpd,
genpd->poweroff_task = NULL;
genpd->resume_count = 0;
genpd->device_count = 0;
- genpd->suspended_count = 0;
genpd->max_off_time_ns = -1;
genpd->domain.ops.runtime_suspend = pm_genpd_runtime_suspend;
genpd->domain.ops.runtime_resume = pm_genpd_runtime_resume;
diff --git a/drivers/bluetooth/ath3k.c b/drivers/bluetooth/ath3k.c
index 07f14d1..4eca6e5 100644
--- a/drivers/bluetooth/ath3k.c
+++ b/drivers/bluetooth/ath3k.c
@@ -65,6 +65,7 @@ static struct usb_device_id ath3k_table[] = {
{ USB_DEVICE(0x0CF3, 0x3002) },
{ USB_DEVICE(0x13d3, 0x3304) },
{ USB_DEVICE(0x0930, 0x0215) },
+ { USB_DEVICE(0x0489, 0xE03D) },
/* Atheros AR9285 Malbec with sflash firmware */
{ USB_DEVICE(0x03F0, 0x311D) },
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index 789c9b5..1f91da3 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -121,6 +121,7 @@ static struct usb_device_id blacklist_table[] = {
{ USB_DEVICE(0x0cf3, 0x3002), .driver_info = BTUSB_IGNORE },
{ USB_DEVICE(0x13d3, 0x3304), .driver_info = BTUSB_IGNORE },
{ USB_DEVICE(0x0930, 0x0215), .driver_info = BTUSB_IGNORE },
+ { USB_DEVICE(0x0489, 0xe03d), .driver_info = BTUSB_IGNORE },
/* Atheros AR9285 Malbec with sflash firmware */
{ USB_DEVICE(0x03f0, 0x311d), .driver_info = BTUSB_IGNORE },
diff --git a/drivers/char/tpm/Kconfig b/drivers/char/tpm/Kconfig
index 7fc75e4..a048199 100644
--- a/drivers/char/tpm/Kconfig
+++ b/drivers/char/tpm/Kconfig
@@ -5,7 +5,6 @@
menuconfig TCG_TPM
tristate "TPM Hardware Support"
depends on HAS_IOMEM
- depends on EXPERIMENTAL
select SECURITYFS
---help---
If you have a TPM security chip in your system, which
diff --git a/drivers/char/tpm/tpm.c b/drivers/char/tpm/tpm.c
index 32362cf..ad7c732 100644
--- a/drivers/char/tpm/tpm.c
+++ b/drivers/char/tpm/tpm.c
@@ -1221,12 +1221,13 @@ ssize_t tpm_read(struct file *file, char __user *buf,
ret_size = atomic_read(&chip->data_pending);
atomic_set(&chip->data_pending, 0);
if (ret_size > 0) { /* relay data */
+ ssize_t orig_ret_size = ret_size;
if (size < ret_size)
ret_size = size;
mutex_lock(&chip->buffer_mutex);
rc = copy_to_user(buf, chip->data_buffer, ret_size);
- memset(chip->data_buffer, 0, ret_size);
+ memset(chip->data_buffer, 0, orig_ret_size);
if (rc)
ret_size = -EFAULT;
diff --git a/drivers/clocksource/sh_cmt.c b/drivers/clocksource/sh_cmt.c
index ca09bc4..32fe9ef 100644
--- a/drivers/clocksource/sh_cmt.c
+++ b/drivers/clocksource/sh_cmt.c
@@ -32,6 +32,7 @@
#include <linux/sh_timer.h>
#include <linux/slab.h>
#include <linux/module.h>
+#include <linux/pm_domain.h>
struct sh_cmt_priv {
void __iomem *mapbase;
@@ -689,6 +690,9 @@ static int __devinit sh_cmt_probe(struct platform_device *pdev)
struct sh_cmt_priv *p = platform_get_drvdata(pdev);
int ret;
+ if (!is_early_platform_device(pdev))
+ pm_genpd_dev_always_on(&pdev->dev, true);
+
if (p) {
dev_info(&pdev->dev, "kept as earlytimer\n");
return 0;
diff --git a/drivers/clocksource/sh_mtu2.c b/drivers/clocksource/sh_mtu2.c
index db8d595..a2172f6 100644
--- a/drivers/clocksource/sh_mtu2.c
+++ b/drivers/clocksource/sh_mtu2.c
@@ -31,6 +31,7 @@
#include <linux/sh_timer.h>
#include <linux/slab.h>
#include <linux/module.h>
+#include <linux/pm_domain.h>
struct sh_mtu2_priv {
void __iomem *mapbase;
@@ -306,6 +307,9 @@ static int __devinit sh_mtu2_probe(struct platform_device *pdev)
struct sh_mtu2_priv *p = platform_get_drvdata(pdev);
int ret;
+ if (!is_early_platform_device(pdev))
+ pm_genpd_dev_always_on(&pdev->dev, true);
+
if (p) {
dev_info(&pdev->dev, "kept as earlytimer\n");
return 0;
diff --git a/drivers/clocksource/sh_tmu.c b/drivers/clocksource/sh_tmu.c
index 079e96a..97f54b6 100644
--- a/drivers/clocksource/sh_tmu.c
+++ b/drivers/clocksource/sh_tmu.c
@@ -32,6 +32,7 @@
#include <linux/sh_timer.h>
#include <linux/slab.h>
#include <linux/module.h>
+#include <linux/pm_domain.h>
struct sh_tmu_priv {
void __iomem *mapbase;
@@ -410,6 +411,9 @@ static int __devinit sh_tmu_probe(struct platform_device *pdev)
struct sh_tmu_priv *p = platform_get_drvdata(pdev);
int ret;
+ if (!is_early_platform_device(pdev))
+ pm_genpd_dev_always_on(&pdev->dev, true);
+
if (p) {
dev_info(&pdev->dev, "kept as earlytimer\n");
return 0;
diff --git a/drivers/firewire/ohci.c b/drivers/firewire/ohci.c
index 7f5f0da..0a0225a 100644
--- a/drivers/firewire/ohci.c
+++ b/drivers/firewire/ohci.c
@@ -2748,7 +2748,7 @@ static int handle_ir_buffer_fill(struct context *context,
container_of(context, struct iso_context, context);
u32 buffer_dma;
- if (!last->transfer_status)
+ if (last->res_count != 0)
/* Descriptor(s) not done yet, stop iteration */
return 0;
@@ -2762,8 +2762,7 @@ static int handle_ir_buffer_fill(struct context *context,
if (le16_to_cpu(last->control) & DESCRIPTOR_IRQ_ALWAYS)
ctx->base.callback.mc(&ctx->base,
le32_to_cpu(last->data_address) +
- le16_to_cpu(last->req_count) -
- le16_to_cpu(last->res_count),
+ le16_to_cpu(last->req_count),
ctx->base.callback_data);
return 1;
diff --git a/drivers/gpio/gpio-davinci.c b/drivers/gpio/gpio-davinci.c
index df0d595..3d00016 100644
--- a/drivers/gpio/gpio-davinci.c
+++ b/drivers/gpio/gpio-davinci.c
@@ -313,10 +313,16 @@ static int gpio_to_irq_unbanked(struct gpio_chip *chip, unsigned offset)
return -ENODEV;
}
-static int gpio_irq_type_unbanked(struct irq_data *d, unsigned trigger)
+static int gpio_irq_type_unbanked(struct irq_data *data, unsigned trigger)
{
- struct davinci_gpio_regs __iomem *g = irq2regs(d->irq);
- u32 mask = (u32) irq_data_get_irq_handler_data(d);
+ struct davinci_gpio_controller *d;
+ struct davinci_gpio_regs __iomem *g;
+ struct davinci_soc_info *soc_info = &davinci_soc_info;
+ u32 mask;
+
+ d = (struct davinci_gpio_controller *)data->handler_data;
+ g = (struct davinci_gpio_regs __iomem *)d->regs;
+ mask = __gpio_mask(data->irq - soc_info->gpio_irq);
if (trigger & ~(IRQ_TYPE_EDGE_FALLING | IRQ_TYPE_EDGE_RISING))
return -EINVAL;
@@ -380,7 +386,7 @@ static int __init davinci_gpio_irq_setup(void)
* IRQ mux conflicts; gpio_irq_type_unbanked() is only for GPIOs.
*/
if (soc_info->gpio_unbanked) {
- static struct irq_chip gpio_irqchip_unbanked;
+ static struct irq_chip_type gpio_unbanked;
/* pass "bank 0" GPIO IRQs to AINTC */
chips[0].chip.to_irq = gpio_to_irq_unbanked;
@@ -388,9 +394,10 @@ static int __init davinci_gpio_irq_setup(void)
/* AINTC handles mask/unmask; GPIO handles triggering */
irq = bank_irq;
- gpio_irqchip_unbanked = *irq_get_chip(irq);
- gpio_irqchip_unbanked.name = "GPIO-AINTC";
- gpio_irqchip_unbanked.irq_set_type = gpio_irq_type_unbanked;
+ gpio_unbanked = *container_of(irq_get_chip(irq),
+ struct irq_chip_type, chip);
+ gpio_unbanked.chip.name = "GPIO-AINTC";
+ gpio_unbanked.chip.irq_set_type = gpio_irq_type_unbanked;
/* default trigger: both edges */
g = gpio2regs(0);
@@ -399,9 +406,8 @@ static int __init davinci_gpio_irq_setup(void)
/* set the direct IRQs up to use that irqchip */
for (gpio = 0; gpio < soc_info->gpio_unbanked; gpio++, irq++) {
- irq_set_chip(irq, &gpio_irqchip_unbanked);
- irq_set_handler_data(irq, (void *)__gpio_mask(gpio));
- irq_set_chip_data(irq, (__force void *)g);
+ irq_set_chip(irq, &gpio_unbanked.chip);
+ irq_set_handler_data(irq, &chips[gpio / 32]);
irq_set_status_flags(irq, IRQ_TYPE_EDGE_BOTH);
}
diff --git a/drivers/gpio/gpio-omap.c b/drivers/gpio/gpio-omap.c
index 0b05629..a6c10e8 100644
--- a/drivers/gpio/gpio-omap.c
+++ b/drivers/gpio/gpio-omap.c
@@ -508,7 +508,10 @@ static void _disable_gpio_irqbank(struct gpio_bank *bank, int gpio_mask)
static inline void _set_gpio_irqenable(struct gpio_bank *bank, int gpio, int enable)
{
- _enable_gpio_irqbank(bank, GPIO_BIT(bank, gpio));
+ if (enable)
+ _enable_gpio_irqbank(bank, GPIO_BIT(bank, gpio));
+ else
+ _disable_gpio_irqbank(bank, GPIO_BIT(bank, gpio));
}
/*
diff --git a/drivers/gpu/drm/gma500/framebuffer.c b/drivers/gpu/drm/gma500/framebuffer.c
index be61673..5154493 100644
--- a/drivers/gpu/drm/gma500/framebuffer.c
+++ b/drivers/gpu/drm/gma500/framebuffer.c
@@ -158,7 +158,7 @@ static int psbfb_vm_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
unsigned long phys_addr = (unsigned long)dev_priv->stolen_base;
page_num = (vma->vm_end - vma->vm_start) >> PAGE_SHIFT;
- address = (unsigned long)vmf->virtual_address;
+ address = (unsigned long)vmf->virtual_address - (vmf->pgoff << PAGE_SHIFT);
vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 308f819..c1043e5 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -442,6 +442,10 @@ static int i915_drm_freeze(struct drm_device *dev)
/* Modeset on resume, not lid events */
dev_priv->modeset_on_lid = 0;
+ console_lock();
+ intel_fbdev_set_suspend(dev, 1);
+ console_unlock();
+
return 0;
}
@@ -514,6 +518,9 @@ static int i915_drm_thaw(struct drm_device *dev)
dev_priv->modeset_on_lid = 0;
+ console_lock();
+ intel_fbdev_set_suspend(dev, 0);
+ console_unlock();
return error;
}
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index e55badb..60a84aa 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -3084,10 +3084,13 @@ i915_gem_object_finish_gpu(struct drm_i915_gem_object *obj)
return ret;
}
+ ret = i915_gem_object_wait_rendering(obj);
+ if (ret)
+ return ret;
+
/* Ensure that we invalidate the GPU's caches and TLBs. */
obj->base.read_domains &= ~I915_GEM_GPU_DOMAINS;
-
- return i915_gem_object_wait_rendering(obj);
+ return 0;
}
/**
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 1348705..e85f976 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -381,7 +381,7 @@ extern int intel_framebuffer_init(struct drm_device *dev,
struct drm_i915_gem_object *obj);
extern int intel_fbdev_init(struct drm_device *dev);
extern void intel_fbdev_fini(struct drm_device *dev);
-
+extern void intel_fbdev_set_suspend(struct drm_device *dev, int state);
extern void intel_prepare_page_flip(struct drm_device *dev, int plane);
extern void intel_finish_page_flip(struct drm_device *dev, int pipe);
extern void intel_finish_page_flip_plane(struct drm_device *dev, int plane);
diff --git a/drivers/gpu/drm/i915/intel_fb.c b/drivers/gpu/drm/i915/intel_fb.c
index 571375a..12a04b9 100644
--- a/drivers/gpu/drm/i915/intel_fb.c
+++ b/drivers/gpu/drm/i915/intel_fb.c
@@ -258,6 +258,16 @@ void intel_fbdev_fini(struct drm_device *dev)
kfree(dev_priv->fbdev);
dev_priv->fbdev = NULL;
}
+
+void intel_fbdev_set_suspend(struct drm_device *dev, int state)
+{
+ drm_i915_private_t *dev_priv = dev->dev_private;
+ if (!dev_priv->fbdev)
+ return;
+
+ fb_set_suspend(dev_priv->fbdev->helper.fbdev, state);
+}
+
MODULE_LICENSE("GPL and additional rights");
void intel_fb_output_poll_changed(struct drm_device *dev)
diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c
index 742f17f..24ed306 100644
--- a/drivers/gpu/drm/radeon/atombios_crtc.c
+++ b/drivers/gpu/drm/radeon/atombios_crtc.c
@@ -550,8 +550,8 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc,
if (encoder->crtc == crtc) {
radeon_encoder = to_radeon_encoder(encoder);
connector = radeon_get_connector_for_encoder(encoder);
- if (connector && connector->display_info.bpc)
- bpc = connector->display_info.bpc;
+ /* if (connector && connector->display_info.bpc)
+ bpc = connector->display_info.bpc; */
encoder_mode = atombios_get_encoder_mode(encoder);
is_duallink = radeon_dig_monitor_is_duallink(encoder, mode->clock);
if ((radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT | ATOM_DEVICE_DFP_SUPPORT)) ||
@@ -922,7 +922,9 @@ static void atombios_crtc_set_pll(struct drm_crtc *crtc, struct drm_display_mode
struct radeon_connector_atom_dig *dig_connector =
radeon_connector->con_priv;
int dp_clock;
- bpc = connector->display_info.bpc;
+
+ /* if (connector->display_info.bpc)
+ bpc = connector->display_info.bpc; */
switch (encoder_mode) {
case ATOM_ENCODER_MODE_DP_MST:
diff --git a/drivers/gpu/drm/radeon/atombios_dp.c b/drivers/gpu/drm/radeon/atombios_dp.c
index 552b436..0d9abca 100644
--- a/drivers/gpu/drm/radeon/atombios_dp.c
+++ b/drivers/gpu/drm/radeon/atombios_dp.c
@@ -405,10 +405,13 @@ static void dp_get_adjust_train(u8 link_status[DP_LINK_STATUS_SIZE],
/* get bpc from the EDID */
static int convert_bpc_to_bpp(int bpc)
{
+#if 0
if (bpc == 0)
return 24;
else
return bpc * 3;
+#endif
+ return 24;
}
/* get the max pix clock supported by the link rate and lane num */
diff --git a/drivers/gpu/drm/radeon/atombios_encoders.c b/drivers/gpu/drm/radeon/atombios_encoders.c
index b88c460..8ed806a 100644
--- a/drivers/gpu/drm/radeon/atombios_encoders.c
+++ b/drivers/gpu/drm/radeon/atombios_encoders.c
@@ -537,7 +537,7 @@ atombios_dig_encoder_setup(struct drm_encoder *encoder, int action, int panel_mo
dp_clock = dig_connector->dp_clock;
dp_lane_count = dig_connector->dp_lane_count;
hpd_id = radeon_connector->hpd.hpd;
- bpc = connector->display_info.bpc;
+ /* bpc = connector->display_info.bpc; */
}
/* no dig encoder assigned */
@@ -1098,7 +1098,7 @@ atombios_external_encoder_setup(struct drm_encoder *encoder,
dp_lane_count = dig_connector->dp_lane_count;
connector_object_id =
(radeon_connector->connector_object_id & OBJECT_ID_MASK) >> OBJECT_ID_SHIFT;
- bpc = connector->display_info.bpc;
+ /* bpc = connector->display_info.bpc; */
}
memset(&args, 0, sizeof(args));
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c
index 1f53ae7..7354137 100644
--- a/drivers/gpu/drm/radeon/radeon_atombios.c
+++ b/drivers/gpu/drm/radeon/radeon_atombios.c
@@ -442,6 +442,20 @@ static bool radeon_atom_apply_quirks(struct drm_device *dev,
struct radeon_device *rdev = dev->dev_private;
*i2c_bus = radeon_lookup_i2c_gpio(rdev, 0x93);
}
+
+ /* Fujitsu D3003-S2 board lists DVI-I as DVI-D and VGA */
+ if ((dev->pdev->device == 0x9802) &&
+ (dev->pdev->subsystem_vendor == 0x1734) &&
+ (dev->pdev->subsystem_device == 0x11bd)) {
+ if (*connector_type == DRM_MODE_CONNECTOR_VGA) {
+ *connector_type = DRM_MODE_CONNECTOR_DVII;
+ *line_mux = 0x3103;
+ } else if (*connector_type == DRM_MODE_CONNECTOR_DVID) {
+ *connector_type = DRM_MODE_CONNECTOR_DVII;
+ }
+ }
+
+
return true;
}
diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c
index 8c9a811..d2e6144 100644
--- a/drivers/gpu/drm/radeon/radeon_connectors.c
+++ b/drivers/gpu/drm/radeon/radeon_connectors.c
@@ -946,6 +946,10 @@ radeon_dvi_detect(struct drm_connector *connector, bool force)
encoder = obj_to_encoder(obj);
+ if (encoder->encoder_type != DRM_MODE_ENCODER_DAC ||
+ encoder->encoder_type != DRM_MODE_ENCODER_TVDAC)
+ continue;
+
encoder_funcs = encoder->helper_private;
if (encoder_funcs->detect) {
if (ret != connector_status_connected) {
diff --git a/drivers/gpu/drm/radeon/radeon_cursor.c b/drivers/gpu/drm/radeon/radeon_cursor.c
index fde25c0..986d608 100644
--- a/drivers/gpu/drm/radeon/radeon_cursor.c
+++ b/drivers/gpu/drm/radeon/radeon_cursor.c
@@ -151,7 +151,9 @@ int radeon_crtc_cursor_set(struct drm_crtc *crtc,
uint32_t height)
{
struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
+ struct radeon_device *rdev = crtc->dev->dev_private;
struct drm_gem_object *obj;
+ struct radeon_bo *robj;
uint64_t gpu_addr;
int ret;
@@ -173,7 +175,15 @@ int radeon_crtc_cursor_set(struct drm_crtc *crtc,
return -ENOENT;
}
- ret = radeon_gem_object_pin(obj, RADEON_GEM_DOMAIN_VRAM, &gpu_addr);
+ robj = gem_to_radeon_bo(obj);
+ ret = radeon_bo_reserve(robj, false);
+ if (unlikely(ret != 0))
+ goto fail;
+ /* Only 27 bit offset for legacy cursor */
+ ret = radeon_bo_pin_restricted(robj, RADEON_GEM_DOMAIN_VRAM,
+ ASIC_IS_AVIVO(rdev) ? 0 : 1 << 27,
+ &gpu_addr);
+ radeon_bo_unreserve(robj);
if (ret)
goto fail;
@@ -181,7 +191,6 @@ int radeon_crtc_cursor_set(struct drm_crtc *crtc,
radeon_crtc->cursor_height = height;
radeon_lock_cursor(crtc, true);
- /* XXX only 27 bit offset for legacy cursor */
radeon_set_cursor(crtc, obj, gpu_addr);
radeon_show_cursor(crtc);
radeon_lock_cursor(crtc, false);
diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c
index d45df17..fd2dc0e 100644
--- a/drivers/gpu/drm/radeon/radeon_object.c
+++ b/drivers/gpu/drm/radeon/radeon_object.c
@@ -224,7 +224,8 @@ void radeon_bo_unref(struct radeon_bo **bo)
*bo = NULL;
}
-int radeon_bo_pin(struct radeon_bo *bo, u32 domain, u64 *gpu_addr)
+int radeon_bo_pin_restricted(struct radeon_bo *bo, u32 domain, u64 max_offset,
+ u64 *gpu_addr)
{
int r, i;
@@ -232,6 +233,7 @@ int radeon_bo_pin(struct radeon_bo *bo, u32 domain, u64 *gpu_addr)
bo->pin_count++;
if (gpu_addr)
*gpu_addr = radeon_bo_gpu_offset(bo);
+ WARN_ON_ONCE(max_offset != 0);
return 0;
}
radeon_ttm_placement_from_domain(bo, domain);
@@ -239,6 +241,15 @@ int radeon_bo_pin(struct radeon_bo *bo, u32 domain, u64 *gpu_addr)
/* force to pin into visible video ram */
bo->placement.lpfn = bo->rdev->mc.visible_vram_size >> PAGE_SHIFT;
}
+ if (max_offset) {
+ u64 lpfn = max_offset >> PAGE_SHIFT;
+
+ if (!bo->placement.lpfn)
+ bo->placement.lpfn = bo->rdev->mc.gtt_size >> PAGE_SHIFT;
+
+ if (lpfn < bo->placement.lpfn)
+ bo->placement.lpfn = lpfn;
+ }
for (i = 0; i < bo->placement.num_placement; i++)
bo->placements[i] |= TTM_PL_FLAG_NO_EVICT;
r = ttm_bo_validate(&bo->tbo, &bo->placement, false, false, false);
@@ -252,6 +263,11 @@ int radeon_bo_pin(struct radeon_bo *bo, u32 domain, u64 *gpu_addr)
return r;
}
+int radeon_bo_pin(struct radeon_bo *bo, u32 domain, u64 *gpu_addr)
+{
+ return radeon_bo_pin_restricted(bo, domain, 0, gpu_addr);
+}
+
int radeon_bo_unpin(struct radeon_bo *bo)
{
int r, i;
diff --git a/drivers/gpu/drm/radeon/radeon_object.h b/drivers/gpu/drm/radeon/radeon_object.h
index cde4303..f9104be 100644
--- a/drivers/gpu/drm/radeon/radeon_object.h
+++ b/drivers/gpu/drm/radeon/radeon_object.h
@@ -118,6 +118,8 @@ extern int radeon_bo_kmap(struct radeon_bo *bo, void **ptr);
extern void radeon_bo_kunmap(struct radeon_bo *bo);
extern void radeon_bo_unref(struct radeon_bo **bo);
extern int radeon_bo_pin(struct radeon_bo *bo, u32 domain, u64 *gpu_addr);
+extern int radeon_bo_pin_restricted(struct radeon_bo *bo, u32 domain,
+ u64 max_offset, u64 *gpu_addr);
extern int radeon_bo_unpin(struct radeon_bo *bo);
extern int radeon_bo_evict_vram(struct radeon_device *rdev);
extern void radeon_bo_force_delete(struct radeon_device *rdev);
diff --git a/drivers/hid/hid-chicony.c b/drivers/hid/hid-chicony.c
index 8965ad9..b99af34 100644
--- a/drivers/hid/hid-chicony.c
+++ b/drivers/hid/hid-chicony.c
@@ -45,6 +45,12 @@ static int ch_input_mapping(struct hid_device *hdev, struct hid_input *hi,
case 0xff09: ch_map_key_clear(BTN_9); break;
case 0xff0a: ch_map_key_clear(BTN_A); break;
case 0xff0b: ch_map_key_clear(BTN_B); break;
+ case 0x00f1: ch_map_key_clear(KEY_WLAN); break;
+ case 0x00f2: ch_map_key_clear(KEY_BRIGHTNESSDOWN); break;
+ case 0x00f3: ch_map_key_clear(KEY_BRIGHTNESSUP); break;
+ case 0x00f4: ch_map_key_clear(KEY_DISPLAY_OFF); break;
+ case 0x00f7: ch_map_key_clear(KEY_CAMERA); break;
+ case 0x00f8: ch_map_key_clear(KEY_PROG1); break;
default:
return 0;
}
@@ -53,6 +59,7 @@ static int ch_input_mapping(struct hid_device *hdev, struct hid_input *hi,
static const struct hid_device_id ch_devices[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_TACTICAL_PAD) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS2) },
{ }
};
MODULE_DEVICE_TABLE(hid, ch_devices);
diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index af08ce7..75dbe34 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -1396,6 +1396,7 @@ static const struct hid_device_id hid_have_special_driver[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION_SOLAR) },
{ HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_TACTICAL_PAD) },
{ HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS2) },
{ HID_USB_DEVICE(USB_VENDOR_ID_CHUNGHWAT, USB_DEVICE_ID_CHUNGHWAT_MULTITOUCH) },
{ HID_USB_DEVICE(USB_VENDOR_ID_CREATIVELABS, USB_DEVICE_ID_PRODIKEYS_PCMIDI) },
{ HID_USB_DEVICE(USB_VENDOR_ID_CVTOUCH, USB_DEVICE_ID_CVTOUCH_SCREEN) },
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 63552e3..c7d0aa6 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -193,6 +193,7 @@
#define USB_DEVICE_ID_CHICONY_TACTICAL_PAD 0x0418
#define USB_DEVICE_ID_CHICONY_MULTI_TOUCH 0xb19d
#define USB_DEVICE_ID_CHICONY_WIRELESS 0x0618
+#define USB_DEVICE_ID_CHICONY_WIRELESS2 0x1123
#define USB_VENDOR_ID_CHUNGHWAT 0x2247
#define USB_DEVICE_ID_CHUNGHWAT_MULTITOUCH 0x0001
diff --git a/drivers/hwmon/fam15h_power.c b/drivers/hwmon/fam15h_power.c
index 523f8fb..930370d 100644
--- a/drivers/hwmon/fam15h_power.c
+++ b/drivers/hwmon/fam15h_power.c
@@ -60,7 +60,7 @@ static ssize_t show_power(struct device *dev,
pci_bus_read_config_dword(f4->bus, PCI_DEVFN(PCI_SLOT(f4->devfn), 5),
REG_TDP_RUNNING_AVERAGE, &val);
running_avg_capture = (val >> 4) & 0x3fffff;
- running_avg_capture = sign_extend32(running_avg_capture, 22);
+ running_avg_capture = sign_extend32(running_avg_capture, 21);
running_avg_range = val & 0xf;
pci_bus_read_config_dword(f4->bus, PCI_DEVFN(PCI_SLOT(f4->devfn), 5),
diff --git a/drivers/infiniband/ulp/iser/iscsi_iser.c b/drivers/infiniband/ulp/iser/iscsi_iser.c
index 9a43cb0..db43b31 100644
--- a/drivers/infiniband/ulp/iser/iscsi_iser.c
+++ b/drivers/infiniband/ulp/iser/iscsi_iser.c
@@ -364,6 +364,9 @@ iscsi_iser_conn_bind(struct iscsi_cls_session *cls_session,
}
ib_conn = ep->dd_data;
+ if (iser_alloc_rx_descriptors(ib_conn))
+ return -ENOMEM;
+
/* binds the iSER connection retrieved from the previously
* connected ep_handle to the iSCSI layer connection. exchanges
* connection pointers */
@@ -398,19 +401,6 @@ iscsi_iser_conn_stop(struct iscsi_cls_conn *cls_conn, int flag)
iser_conn->ib_conn = NULL;
}
-static int
-iscsi_iser_conn_start(struct iscsi_cls_conn *cls_conn)
-{
- struct iscsi_conn *conn = cls_conn->dd_data;
- int err;
-
- err = iser_conn_set_full_featured_mode(conn);
- if (err)
- return err;
-
- return iscsi_conn_start(cls_conn);
-}
-
static void iscsi_iser_session_destroy(struct iscsi_cls_session *cls_session)
{
struct Scsi_Host *shost = iscsi_session_to_shost(cls_session);
@@ -724,7 +714,7 @@ static struct iscsi_transport iscsi_iser_transport = {
.get_conn_param = iscsi_conn_get_param,
.get_ep_param = iscsi_iser_get_ep_param,
.get_session_param = iscsi_session_get_param,
- .start_conn = iscsi_iser_conn_start,
+ .start_conn = iscsi_conn_start,
.stop_conn = iscsi_iser_conn_stop,
/* iscsi host params */
.get_host_param = iscsi_host_get_param,
diff --git a/drivers/infiniband/ulp/iser/iscsi_iser.h b/drivers/infiniband/ulp/iser/iscsi_iser.h
index db7ea37..296be43 100644
--- a/drivers/infiniband/ulp/iser/iscsi_iser.h
+++ b/drivers/infiniband/ulp/iser/iscsi_iser.h
@@ -366,4 +366,5 @@ int iser_dma_map_task_data(struct iscsi_iser_task *iser_task,
void iser_dma_unmap_task_data(struct iscsi_iser_task *iser_task);
int iser_initialize_task_headers(struct iscsi_task *task,
struct iser_tx_desc *tx_desc);
+int iser_alloc_rx_descriptors(struct iser_conn *ib_conn);
#endif
diff --git a/drivers/infiniband/ulp/iser/iser_initiator.c b/drivers/infiniband/ulp/iser/iser_initiator.c
index a607542..738a149 100644
--- a/drivers/infiniband/ulp/iser/iser_initiator.c
+++ b/drivers/infiniband/ulp/iser/iser_initiator.c
@@ -170,7 +170,7 @@ static void iser_create_send_desc(struct iser_conn *ib_conn,
}
-static int iser_alloc_rx_descriptors(struct iser_conn *ib_conn)
+int iser_alloc_rx_descriptors(struct iser_conn *ib_conn)
{
int i, j;
u64 dma_addr;
@@ -242,23 +242,24 @@ void iser_free_rx_descriptors(struct iser_conn *ib_conn)
kfree(ib_conn->rx_descs);
}
-/**
- * iser_conn_set_full_featured_mode - (iSER API)
- */
-int iser_conn_set_full_featured_mode(struct iscsi_conn *conn)
+static int iser_post_rx_bufs(struct iscsi_conn *conn, struct iscsi_hdr *req)
{
struct iscsi_iser_conn *iser_conn = conn->dd_data;
- iser_dbg("Initially post: %d\n", ISER_MIN_POSTED_RX);
-
- /* Check that there is no posted recv or send buffers left - */
- /* they must be consumed during the login phase */
- BUG_ON(iser_conn->ib_conn->post_recv_buf_count != 0);
- BUG_ON(atomic_read(&iser_conn->ib_conn->post_send_buf_count) != 0);
+ iser_dbg("req op %x flags %x\n", req->opcode, req->flags);
+ /* check if this is the last login - going to full feature phase */
+ if ((req->flags & ISCSI_FULL_FEATURE_PHASE) != ISCSI_FULL_FEATURE_PHASE)
+ return 0;
- if (iser_alloc_rx_descriptors(iser_conn->ib_conn))
- return -ENOMEM;
+ /*
+ * Check that there is one posted recv buffer (for the last login
+ * response) and no posted send buffers left - they must have been
+ * consumed during previous login phases.
+ */
+ WARN_ON(iser_conn->ib_conn->post_recv_buf_count != 1);
+ WARN_ON(atomic_read(&iser_conn->ib_conn->post_send_buf_count) != 0);
+ iser_dbg("Initially post: %d\n", ISER_MIN_POSTED_RX);
/* Initial post receive buffers */
if (iser_post_recvm(iser_conn->ib_conn, ISER_MIN_POSTED_RX))
return -ENOMEM;
@@ -438,6 +439,9 @@ int iser_send_control(struct iscsi_conn *conn,
err = iser_post_recvl(iser_conn->ib_conn);
if (err)
goto send_control_error;
+ err = iser_post_rx_bufs(conn, task->hdr);
+ if (err)
+ goto send_control_error;
}
err = iser_post_send(iser_conn->ib_conn, mdesc);
diff --git a/drivers/infiniband/ulp/srpt/ib_srpt.c b/drivers/infiniband/ulp/srpt/ib_srpt.c
index 2b73d43..3c5c550 100644
--- a/drivers/infiniband/ulp/srpt/ib_srpt.c
+++ b/drivers/infiniband/ulp/srpt/ib_srpt.c
@@ -1750,6 +1750,7 @@ static int srpt_handle_cmd(struct srpt_rdma_ch *ch,
srp_cmd->tag);
cmd->se_cmd_flags |= SCF_SCSI_CDB_EXCEPTION;
cmd->scsi_sense_reason = TCM_INVALID_CDB_FIELD;
+ kref_put(&send_ioctx->kref, srpt_put_send_ioctx_kref);
goto send_sense;
}
@@ -1757,15 +1758,19 @@ static int srpt_handle_cmd(struct srpt_rdma_ch *ch,
cmd->data_direction = dir;
unpacked_lun = srpt_unpack_lun((uint8_t *)&srp_cmd->lun,
sizeof(srp_cmd->lun));
- if (transport_lookup_cmd_lun(cmd, unpacked_lun) < 0)
+ if (transport_lookup_cmd_lun(cmd, unpacked_lun) < 0) {
+ kref_put(&send_ioctx->kref, srpt_put_send_ioctx_kref);
goto send_sense;
+ }
ret = transport_generic_allocate_tasks(cmd, srp_cmd->cdb);
- if (cmd->se_cmd_flags & SCF_SCSI_RESERVATION_CONFLICT)
- srpt_queue_status(cmd);
- else if (cmd->se_cmd_flags & SCF_SCSI_CDB_EXCEPTION)
- goto send_sense;
- else
- WARN_ON_ONCE(ret);
+ if (ret < 0) {
+ kref_put(&send_ioctx->kref, srpt_put_send_ioctx_kref);
+ if (cmd->se_cmd_flags & SCF_SCSI_RESERVATION_CONFLICT) {
+ srpt_queue_status(cmd);
+ return 0;
+ } else
+ goto send_sense;
+ }
transport_handle_cdb_direct(cmd);
return 0;
diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
index f75e060..ae2ec92 100644
--- a/drivers/iommu/amd_iommu.c
+++ b/drivers/iommu/amd_iommu.c
@@ -2804,7 +2804,7 @@ static int amd_iommu_dma_supported(struct device *dev, u64 mask)
* we don't need to preallocate the protection domains anymore.
* For now we have to.
*/
-static void prealloc_protection_domains(void)
+static void __init prealloc_protection_domains(void)
{
struct iommu_dev_data *dev_data;
struct dma_ops_domain *dma_dom;
diff --git a/drivers/iommu/amd_iommu_init.c b/drivers/iommu/amd_iommu_init.c
index a35e98a..c94a165 100644
--- a/drivers/iommu/amd_iommu_init.c
+++ b/drivers/iommu/amd_iommu_init.c
@@ -1131,8 +1131,9 @@ static int iommu_setup_msi(struct amd_iommu *iommu)
{
int r;
- if (pci_enable_msi(iommu->dev))
- return 1;
+ r = pci_enable_msi(iommu->dev);
+ if (r)
+ return r;
r = request_threaded_irq(iommu->dev->irq,
amd_iommu_int_handler,
@@ -1142,27 +1143,36 @@ static int iommu_setup_msi(struct amd_iommu *iommu)
if (r) {
pci_disable_msi(iommu->dev);
- return 1;
+ return r;
}
iommu->int_enabled = true;
- iommu_feature_enable(iommu, CONTROL_EVT_INT_EN);
-
- if (iommu->ppr_log != NULL)
- iommu_feature_enable(iommu, CONTROL_PPFINT_EN);
return 0;
}
static int iommu_init_msi(struct amd_iommu *iommu)
{
+ int ret;
+
if (iommu->int_enabled)
- return 0;
+ goto enable_faults;
if (pci_find_capability(iommu->dev, PCI_CAP_ID_MSI))
- return iommu_setup_msi(iommu);
+ ret = iommu_setup_msi(iommu);
+ else
+ ret = -ENODEV;
- return 1;
+ if (ret)
+ return ret;
+
+enable_faults:
+ iommu_feature_enable(iommu, CONTROL_EVT_INT_EN);
+
+ if (iommu->ppr_log != NULL)
+ iommu_feature_enable(iommu, CONTROL_PPFINT_EN);
+
+ return 0;
}
/****************************************************************************
diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c
index cdf36b1..239af9a 100644
--- a/drivers/md/bitmap.c
+++ b/drivers/md/bitmap.c
@@ -1904,6 +1904,8 @@ location_store(struct mddev *mddev, const char *buf, size_t len)
if (mddev->pers) {
mddev->pers->quiesce(mddev, 1);
rv = bitmap_create(mddev);
+ if (!rv)
+ rv = bitmap_load(mddev);
if (rv) {
bitmap_destroy(mddev);
mddev->bitmap_info.offset = 0;
diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c
index 8c2a000..58d8c6d 100644
--- a/drivers/md/dm-crypt.c
+++ b/drivers/md/dm-crypt.c
@@ -176,7 +176,6 @@ struct crypt_config {
#define MIN_IOS 16
#define MIN_POOL_PAGES 32
-#define MIN_BIO_PAGES 8
static struct kmem_cache *_crypt_io_pool;
@@ -848,12 +847,11 @@ static struct bio *crypt_alloc_buffer(struct dm_crypt_io *io, unsigned size,
}
/*
- * if additional pages cannot be allocated without waiting,
- * return a partially allocated bio, the caller will then try
- * to allocate additional bios while submitting this partial bio
+ * If additional pages cannot be allocated without waiting,
+ * return a partially-allocated bio. The caller will then try
+ * to allocate more bios while submitting this partial bio.
*/
- if (i == (MIN_BIO_PAGES - 1))
- gfp_mask = (gfp_mask | __GFP_NOWARN) & ~__GFP_WAIT;
+ gfp_mask = (gfp_mask | __GFP_NOWARN) & ~__GFP_WAIT;
len = (size > PAGE_SIZE) ? PAGE_SIZE : size;
@@ -1046,16 +1044,14 @@ static void kcryptd_queue_io(struct dm_crypt_io *io)
queue_work(cc->io_queue, &io->work);
}
-static void kcryptd_crypt_write_io_submit(struct dm_crypt_io *io,
- int error, int async)
+static void kcryptd_crypt_write_io_submit(struct dm_crypt_io *io, int async)
{
struct bio *clone = io->ctx.bio_out;
struct crypt_config *cc = io->target->private;
- if (unlikely(error < 0)) {
+ if (unlikely(io->error < 0)) {
crypt_free_buffer_pages(cc, clone);
bio_put(clone);
- io->error = -EIO;
crypt_dec_pending(io);
return;
}
@@ -1106,12 +1102,16 @@ static void kcryptd_crypt_write_convert(struct dm_crypt_io *io)
sector += bio_sectors(clone);
crypt_inc_pending(io);
+
r = crypt_convert(cc, &io->ctx);
+ if (r < 0)
+ io->error = -EIO;
+
crypt_finished = atomic_dec_and_test(&io->ctx.pending);
/* Encryption was already finished, submit io now */
if (crypt_finished) {
- kcryptd_crypt_write_io_submit(io, r, 0);
+ kcryptd_crypt_write_io_submit(io, 0);
/*
* If there was an error, do not try next fragments.
@@ -1162,11 +1162,8 @@ static void kcryptd_crypt_write_convert(struct dm_crypt_io *io)
crypt_dec_pending(io);
}
-static void kcryptd_crypt_read_done(struct dm_crypt_io *io, int error)
+static void kcryptd_crypt_read_done(struct dm_crypt_io *io)
{
- if (unlikely(error < 0))
- io->error = -EIO;
-
crypt_dec_pending(io);
}
@@ -1181,9 +1178,11 @@ static void kcryptd_crypt_read_convert(struct dm_crypt_io *io)
io->sector);
r = crypt_convert(cc, &io->ctx);
+ if (r < 0)
+ io->error = -EIO;
if (atomic_dec_and_test(&io->ctx.pending))
- kcryptd_crypt_read_done(io, r);
+ kcryptd_crypt_read_done(io);
crypt_dec_pending(io);
}
@@ -1204,15 +1203,18 @@ static void kcryptd_async_done(struct crypto_async_request *async_req,
if (!error && cc->iv_gen_ops && cc->iv_gen_ops->post)
error = cc->iv_gen_ops->post(cc, iv_of_dmreq(cc, dmreq), dmreq);
+ if (error < 0)
+ io->error = -EIO;
+
mempool_free(req_of_dmreq(cc, dmreq), cc->req_pool);
if (!atomic_dec_and_test(&ctx->pending))
return;
if (bio_data_dir(io->base_bio) == READ)
- kcryptd_crypt_read_done(io, error);
+ kcryptd_crypt_read_done(io);
else
- kcryptd_crypt_write_io_submit(io, error, 1);
+ kcryptd_crypt_write_io_submit(io, 1);
}
static void kcryptd_crypt(struct work_struct *work)
diff --git a/drivers/md/dm-exception-store.c b/drivers/md/dm-exception-store.c
index 042e719..aa70f7d 100644
--- a/drivers/md/dm-exception-store.c
+++ b/drivers/md/dm-exception-store.c
@@ -283,7 +283,7 @@ int dm_exception_store_init(void)
return 0;
persistent_fail:
- dm_persistent_snapshot_exit();
+ dm_transient_snapshot_exit();
transient_fail:
return r;
}
diff --git a/drivers/md/dm-thin.c b/drivers/md/dm-thin.c
index c308757..da2f021 100644
--- a/drivers/md/dm-thin.c
+++ b/drivers/md/dm-thin.c
@@ -124,7 +124,7 @@ struct cell {
struct hlist_node list;
struct bio_prison *prison;
struct cell_key key;
- unsigned count;
+ struct bio *holder;
struct bio_list bios;
};
@@ -220,55 +220,60 @@ static struct cell *__search_bucket(struct hlist_head *bucket,
* This may block if a new cell needs allocating. You must ensure that
* cells will be unlocked even if the calling thread is blocked.
*
- * Returns the number of entries in the cell prior to the new addition
- * or < 0 on failure.
+ * Returns 1 if the cell was already held, 0 if @inmate is the new holder.
*/
static int bio_detain(struct bio_prison *prison, struct cell_key *key,
struct bio *inmate, struct cell **ref)
{
- int r;
+ int r = 1;
unsigned long flags;
uint32_t hash = hash_key(prison, key);
- struct cell *uninitialized_var(cell), *cell2 = NULL;
+ struct cell *cell, *cell2;
BUG_ON(hash > prison->nr_buckets);
spin_lock_irqsave(&prison->lock, flags);
+
cell = __search_bucket(prison->cells + hash, key);
+ if (cell) {
+ bio_list_add(&cell->bios, inmate);
+ goto out;
+ }
- if (!cell) {
- /*
- * Allocate a new cell
- */
- spin_unlock_irqrestore(&prison->lock, flags);
- cell2 = mempool_alloc(prison->cell_pool, GFP_NOIO);
- spin_lock_irqsave(&prison->lock, flags);
+ /*
+ * Allocate a new cell
+ */
+ spin_unlock_irqrestore(&prison->lock, flags);
+ cell2 = mempool_alloc(prison->cell_pool, GFP_NOIO);
+ spin_lock_irqsave(&prison->lock, flags);
- /*
- * We've been unlocked, so we have to double check that
- * nobody else has inserted this cell in the meantime.
- */
- cell = __search_bucket(prison->cells + hash, key);
+ /*
+ * We've been unlocked, so we have to double check that
+ * nobody else has inserted this cell in the meantime.
+ */
+ cell = __search_bucket(prison->cells + hash, key);
+ if (cell) {
+ mempool_free(cell2, prison->cell_pool);
+ bio_list_add(&cell->bios, inmate);
+ goto out;
+ }
+
+ /*
+ * Use new cell.
+ */
+ cell = cell2;
- if (!cell) {
- cell = cell2;
- cell2 = NULL;
+ cell->prison = prison;
+ memcpy(&cell->key, key, sizeof(cell->key));
+ cell->holder = inmate;
+ bio_list_init(&cell->bios);
+ hlist_add_head(&cell->list, prison->cells + hash);
- cell->prison = prison;
- memcpy(&cell->key, key, sizeof(cell->key));
- cell->count = 0;
- bio_list_init(&cell->bios);
- hlist_add_head(&cell->list, prison->cells + hash);
- }
- }
+ r = 0;
- r = cell->count++;
- bio_list_add(&cell->bios, inmate);
+out:
spin_unlock_irqrestore(&prison->lock, flags);
- if (cell2)
- mempool_free(cell2, prison->cell_pool);
-
*ref = cell;
return r;
@@ -283,8 +288,8 @@ static void __cell_release(struct cell *cell, struct bio_list *inmates)
hlist_del(&cell->list);
- if (inmates)
- bio_list_merge(inmates, &cell->bios);
+ bio_list_add(inmates, cell->holder);
+ bio_list_merge(inmates, &cell->bios);
mempool_free(cell, prison->cell_pool);
}
@@ -305,22 +310,44 @@ static void cell_release(struct cell *cell, struct bio_list *bios)
* bio may be in the cell. This function releases the cell, and also does
* a sanity check.
*/
+static void __cell_release_singleton(struct cell *cell, struct bio *bio)
+{
+ hlist_del(&cell->list);
+ BUG_ON(cell->holder != bio);
+ BUG_ON(!bio_list_empty(&cell->bios));
+}
+
static void cell_release_singleton(struct cell *cell, struct bio *bio)
{
- struct bio_prison *prison = cell->prison;
- struct bio_list bios;
- struct bio *b;
unsigned long flags;
-
- bio_list_init(&bios);
+ struct bio_prison *prison = cell->prison;
spin_lock_irqsave(&prison->lock, flags);
- __cell_release(cell, &bios);
+ __cell_release_singleton(cell, bio);
spin_unlock_irqrestore(&prison->lock, flags);
+}
+
+/*
+ * Sometimes we don't want the holder, just the additional bios.
+ */
+static void __cell_release_no_holder(struct cell *cell, struct bio_list *inmates)
+{
+ struct bio_prison *prison = cell->prison;
- b = bio_list_pop(&bios);
- BUG_ON(b != bio);
- BUG_ON(!bio_list_empty(&bios));
+ hlist_del(&cell->list);
+ bio_list_merge(inmates, &cell->bios);
+
+ mempool_free(cell, prison->cell_pool);
+}
+
+static void cell_release_no_holder(struct cell *cell, struct bio_list *inmates)
+{
+ unsigned long flags;
+ struct bio_prison *prison = cell->prison;
+
+ spin_lock_irqsave(&prison->lock, flags);
+ __cell_release_no_holder(cell, inmates);
+ spin_unlock_irqrestore(&prison->lock, flags);
}
static void cell_error(struct cell *cell)
@@ -800,21 +827,16 @@ static void cell_defer(struct thin_c *tc, struct cell *cell,
* Same as cell_defer above, except it omits one particular detainee,
* a write bio that covers the block and has already been processed.
*/
-static void cell_defer_except(struct thin_c *tc, struct cell *cell,
- struct bio *exception)
+static void cell_defer_except(struct thin_c *tc, struct cell *cell)
{
struct bio_list bios;
- struct bio *bio;
struct pool *pool = tc->pool;
unsigned long flags;
bio_list_init(&bios);
- cell_release(cell, &bios);
spin_lock_irqsave(&pool->lock, flags);
- while ((bio = bio_list_pop(&bios)))
- if (bio != exception)
- bio_list_add(&pool->deferred_bios, bio);
+ cell_release_no_holder(cell, &pool->deferred_bios);
spin_unlock_irqrestore(&pool->lock, flags);
wake_worker(pool);
@@ -854,7 +876,7 @@ static void process_prepared_mapping(struct new_mapping *m)
* the bios in the cell.
*/
if (bio) {
- cell_defer_except(tc, m->cell, bio);
+ cell_defer_except(tc, m->cell);
bio_endio(bio, 0);
} else
cell_defer(tc, m->cell, m->data_block);
diff --git a/drivers/md/md.c b/drivers/md/md.c
index ce88755..6acc846 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -1805,13 +1805,13 @@ retry:
| BB_LEN(internal_bb));
*bbp++ = cpu_to_le64(store_bb);
}
+ bb->changed = 0;
if (read_seqretry(&bb->lock, seq))
goto retry;
bb->sector = (rdev->sb_start +
(int)le32_to_cpu(sb->bblog_offset));
bb->size = le16_to_cpu(sb->bblog_size);
- bb->changed = 0;
}
}
@@ -2366,6 +2366,7 @@ repeat:
clear_bit(MD_CHANGE_PENDING, &mddev->flags);
list_for_each_entry(rdev, &mddev->disks, same_set) {
if (rdev->badblocks.changed) {
+ rdev->badblocks.changed = 0;
md_ack_all_badblocks(&rdev->badblocks);
md_error(mddev, rdev);
}
@@ -8157,30 +8158,23 @@ static int md_notify_reboot(struct notifier_block *this,
struct mddev *mddev;
int need_delay = 0;
- if ((code == SYS_DOWN) || (code == SYS_HALT) || (code == SYS_POWER_OFF)) {
-
- printk(KERN_INFO "md: stopping all md devices.\n");
-
- for_each_mddev(mddev, tmp) {
- if (mddev_trylock(mddev)) {
- /* Force a switch to readonly even array
- * appears to still be in use. Hence
- * the '100'.
- */
- md_set_readonly(mddev, 100);
- mddev_unlock(mddev);
- }
- need_delay = 1;
+ for_each_mddev(mddev, tmp) {
+ if (mddev_trylock(mddev)) {
+ __md_stop_writes(mddev);
+ mddev->safemode = 2;
+ mddev_unlock(mddev);
}
- /*
- * certain more exotic SCSI devices are known to be
- * volatile wrt too early system reboots. While the
- * right place to handle this issue is the given
- * driver, we do want to have a safe RAID driver ...
- */
- if (need_delay)
- mdelay(1000*1);
+ need_delay = 1;
}
+ /*
+ * certain more exotic SCSI devices are known to be
+ * volatile wrt too early system reboots. While the
+ * right place to handle this issue is the given
+ * driver, we do want to have a safe RAID driver ...
+ */
+ if (need_delay)
+ mdelay(1000*1);
+
return NOTIFY_DONE;
}
diff --git a/drivers/md/persistent-data/dm-btree-remove.c b/drivers/md/persistent-data/dm-btree-remove.c
index 023fbc2..1a35caf 100644
--- a/drivers/md/persistent-data/dm-btree-remove.c
+++ b/drivers/md/persistent-data/dm-btree-remove.c
@@ -128,18 +128,9 @@ static void delete_at(struct node *n, unsigned index)
n->header.nr_entries = cpu_to_le32(nr_entries - 1);
}
-static unsigned del_threshold(struct node *n)
-{
- return le32_to_cpu(n->header.max_entries) / 3;
-}
-
static unsigned merge_threshold(struct node *n)
{
- /*
- * The extra one is because we know we're potentially going to
- * delete an entry.
- */
- return 2 * (le32_to_cpu(n->header.max_entries) / 3) + 1;
+ return le32_to_cpu(n->header.max_entries) / 3;
}
struct child {
@@ -188,6 +179,15 @@ static int exit_child(struct dm_btree_info *info, struct child *c)
static void shift(struct node *left, struct node *right, int count)
{
+ uint32_t nr_left = le32_to_cpu(left->header.nr_entries);
+ uint32_t nr_right = le32_to_cpu(right->header.nr_entries);
+ uint32_t max_entries = le32_to_cpu(left->header.max_entries);
+ uint32_t r_max_entries = le32_to_cpu(right->header.max_entries);
+
+ BUG_ON(max_entries != r_max_entries);
+ BUG_ON(nr_left - count > max_entries);
+ BUG_ON(nr_right + count > max_entries);
+
if (!count)
return;
@@ -199,13 +199,8 @@ static void shift(struct node *left, struct node *right, int count)
node_shift(right, count);
}
- left->header.nr_entries =
- cpu_to_le32(le32_to_cpu(left->header.nr_entries) - count);
- BUG_ON(le32_to_cpu(left->header.nr_entries) > le32_to_cpu(left->header.max_entries));
-
- right->header.nr_entries =
- cpu_to_le32(le32_to_cpu(right->header.nr_entries) + count);
- BUG_ON(le32_to_cpu(right->header.nr_entries) > le32_to_cpu(right->header.max_entries));
+ left->header.nr_entries = cpu_to_le32(nr_left - count);
+ right->header.nr_entries = cpu_to_le32(nr_right + count);
}
static void __rebalance2(struct dm_btree_info *info, struct node *parent,
@@ -215,8 +210,9 @@ static void __rebalance2(struct dm_btree_info *info, struct node *parent,
struct node *right = r->n;
uint32_t nr_left = le32_to_cpu(left->header.nr_entries);
uint32_t nr_right = le32_to_cpu(right->header.nr_entries);
+ unsigned threshold = 2 * merge_threshold(left) + 1;
- if (nr_left + nr_right <= merge_threshold(left)) {
+ if (nr_left + nr_right < threshold) {
/*
* Merge
*/
@@ -234,9 +230,6 @@ static void __rebalance2(struct dm_btree_info *info, struct node *parent,
* Rebalance.
*/
unsigned target_left = (nr_left + nr_right) / 2;
- unsigned shift_ = nr_left - target_left;
- BUG_ON(le32_to_cpu(left->header.max_entries) <= nr_left - shift_);
- BUG_ON(le32_to_cpu(right->header.max_entries) <= nr_right + shift_);
shift(left, right, nr_left - target_left);
*key_ptr(parent, r->index) = right->keys[0];
}
@@ -272,6 +265,84 @@ static int rebalance2(struct shadow_spine *s, struct dm_btree_info *info,
return exit_child(info, &right);
}
+/*
+ * We dump as many entries from center as possible into left, then the rest
+ * in right, then rebalance2. This wastes some cpu, but I want something
+ * simple atm.
+ */
+static void delete_center_node(struct dm_btree_info *info, struct node *parent,
+ struct child *l, struct child *c, struct child *r,
+ struct node *left, struct node *center, struct node *right,
+ uint32_t nr_left, uint32_t nr_center, uint32_t nr_right)
+{
+ uint32_t max_entries = le32_to_cpu(left->header.max_entries);
+ unsigned shift = min(max_entries - nr_left, nr_center);
+
+ BUG_ON(nr_left + shift > max_entries);
+ node_copy(left, center, -shift);
+ left->header.nr_entries = cpu_to_le32(nr_left + shift);
+
+ if (shift != nr_center) {
+ shift = nr_center - shift;
+ BUG_ON((nr_right + shift) > max_entries);
+ node_shift(right, shift);
+ node_copy(center, right, shift);
+ right->header.nr_entries = cpu_to_le32(nr_right + shift);
+ }
+ *key_ptr(parent, r->index) = right->keys[0];
+
+ delete_at(parent, c->index);
+ r->index--;
+
+ dm_tm_dec(info->tm, dm_block_location(c->block));
+ __rebalance2(info, parent, l, r);
+}
+
+/*
+ * Redistributes entries among 3 sibling nodes.
+ */
+static void redistribute3(struct dm_btree_info *info, struct node *parent,
+ struct child *l, struct child *c, struct child *r,
+ struct node *left, struct node *center, struct node *right,
+ uint32_t nr_left, uint32_t nr_center, uint32_t nr_right)
+{
+ int s;
+ uint32_t max_entries = le32_to_cpu(left->header.max_entries);
+ unsigned target = (nr_left + nr_center + nr_right) / 3;
+ BUG_ON(target > max_entries);
+
+ if (nr_left < nr_right) {
+ s = nr_left - target;
+
+ if (s < 0 && nr_center < -s) {
+ /* not enough in central node */
+ shift(left, center, nr_center);
+ s = nr_center - target;
+ shift(left, right, s);
+ nr_right += s;
+ } else
+ shift(left, center, s);
+
+ shift(center, right, target - nr_right);
+
+ } else {
+ s = target - nr_right;
+ if (s > 0 && nr_center < s) {
+ /* not enough in central node */
+ shift(center, right, nr_center);
+ s = target - nr_center;
+ shift(left, right, s);
+ nr_left -= s;
+ } else
+ shift(center, right, s);
+
+ shift(left, center, nr_left - target);
+ }
+
+ *key_ptr(parent, c->index) = center->keys[0];
+ *key_ptr(parent, r->index) = right->keys[0];
+}
+
static void __rebalance3(struct dm_btree_info *info, struct node *parent,
struct child *l, struct child *c, struct child *r)
{
@@ -282,62 +353,18 @@ static void __rebalance3(struct dm_btree_info *info, struct node *parent,
uint32_t nr_left = le32_to_cpu(left->header.nr_entries);
uint32_t nr_center = le32_to_cpu(center->header.nr_entries);
uint32_t nr_right = le32_to_cpu(right->header.nr_entries);
- uint32_t max_entries = le32_to_cpu(left->header.max_entries);
- unsigned target;
+ unsigned threshold = merge_threshold(left) * 4 + 1;
BUG_ON(left->header.max_entries != center->header.max_entries);
BUG_ON(center->header.max_entries != right->header.max_entries);
- if (((nr_left + nr_center + nr_right) / 2) < merge_threshold(center)) {
- /*
- * Delete center node:
- *
- * We dump as many entries from center as possible into
- * left, then the rest in right, then rebalance2. This
- * wastes some cpu, but I want something simple atm.
- */
- unsigned shift = min(max_entries - nr_left, nr_center);
-
- BUG_ON(nr_left + shift > max_entries);
- node_copy(left, center, -shift);
- left->header.nr_entries = cpu_to_le32(nr_left + shift);
-
- if (shift != nr_center) {
- shift = nr_center - shift;
- BUG_ON((nr_right + shift) >= max_entries);
- node_shift(right, shift);
- node_copy(center, right, shift);
- right->header.nr_entries = cpu_to_le32(nr_right + shift);
- }
- *key_ptr(parent, r->index) = right->keys[0];
-
- delete_at(parent, c->index);
- r->index--;
-
- dm_tm_dec(info->tm, dm_block_location(c->block));
- __rebalance2(info, parent, l, r);
-
- return;
- }
-
- /*
- * Rebalance
- */
- target = (nr_left + nr_center + nr_right) / 3;
- BUG_ON(target > max_entries);
-
- /*
- * Adjust the left node
- */
- shift(left, center, nr_left - target);
-
- /*
- * Adjust the right node
- */
- shift(center, right, target - nr_right);
- *key_ptr(parent, c->index) = center->keys[0];
- *key_ptr(parent, r->index) = right->keys[0];
+ if ((nr_left + nr_center + nr_right) < threshold)
+ delete_center_node(info, parent, l, c, r, left, center, right,
+ nr_left, nr_center, nr_right);
+ else
+ redistribute3(info, parent, l, c, r, left, center, right,
+ nr_left, nr_center, nr_right);
}
static int rebalance3(struct shadow_spine *s, struct dm_btree_info *info,
@@ -441,9 +468,6 @@ static int rebalance_children(struct shadow_spine *s,
if (r)
return r;
- if (child_entries > del_threshold(n))
- return 0;
-
has_left_sibling = i > 0;
has_right_sibling = i < (le32_to_cpu(n->header.nr_entries) - 1);
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index a0b225e..118e0f6 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -737,9 +737,22 @@ static void wait_barrier(struct r1conf *conf)
spin_lock_irq(&conf->resync_lock);
if (conf->barrier) {
conf->nr_waiting++;
- wait_event_lock_irq(conf->wait_barrier, !conf->barrier,
+ /* Wait for the barrier to drop.
+ * However if there are already pending
+ * requests (preventing the barrier from
+ * rising completely), and the
+ * pre-process bio queue isn't empty,
+ * then don't wait, as we need to empty
+ * that queue to get the nr_pending
+ * count down.
+ */
+ wait_event_lock_irq(conf->wait_barrier,
+ !conf->barrier ||
+ (conf->nr_pending &&
+ current->bio_list &&
+ !bio_list_empty(current->bio_list)),
conf->resync_lock,
- );
+ );
conf->nr_waiting--;
}
conf->nr_pending++;
diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index 58c44d6..be7101d 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -863,9 +863,22 @@ static void wait_barrier(struct r10conf *conf)
spin_lock_irq(&conf->resync_lock);
if (conf->barrier) {
conf->nr_waiting++;
- wait_event_lock_irq(conf->wait_barrier, !conf->barrier,
+ /* Wait for the barrier to drop.
+ * However if there are already pending
+ * requests (preventing the barrier from
+ * rising completely), and the
+ * pre-process bio queue isn't empty,
+ * then don't wait, as we need to empty
+ * that queue to get the nr_pending
+ * count down.
+ */
+ wait_event_lock_irq(conf->wait_barrier,
+ !conf->barrier ||
+ (conf->nr_pending &&
+ current->bio_list &&
+ !bio_list_empty(current->bio_list)),
conf->resync_lock,
- );
+ );
conf->nr_waiting--;
}
conf->nr_pending++;
diff --git a/drivers/media/dvb/dvb-usb/mxl111sf.c b/drivers/media/dvb/dvb-usb/mxl111sf.c
index 38ef025..81305de 100644
--- a/drivers/media/dvb/dvb-usb/mxl111sf.c
+++ b/drivers/media/dvb/dvb-usb/mxl111sf.c
@@ -351,15 +351,13 @@ static int mxl111sf_ep6_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff)
adap_state->ep6_clockphase,
0, 0);
mxl_fail(ret);
+#if 0
} else {
ret = mxl111sf_disable_656_port(state);
mxl_fail(ret);
+#endif
}
- mxl111sf_read_reg(state, 0x12, &tmp);
- tmp &= ~0x04;
- mxl111sf_write_reg(state, 0x12, tmp);
-
return ret;
}
diff --git a/drivers/media/dvb/frontends/au8522_dig.c b/drivers/media/dvb/frontends/au8522_dig.c
index c688b95..25f6509 100644
--- a/drivers/media/dvb/frontends/au8522_dig.c
+++ b/drivers/media/dvb/frontends/au8522_dig.c
@@ -588,11 +588,6 @@ static int au8522_set_frontend(struct dvb_frontend *fe)
(state->current_modulation == c->modulation))
return 0;
- au8522_enable_modulation(fe, c->modulation);
-
- /* Allow the demod to settle */
- msleep(100);
-
if (fe->ops.tuner_ops.set_params) {
if (fe->ops.i2c_gate_ctrl)
fe->ops.i2c_gate_ctrl(fe, 1);
@@ -604,6 +599,11 @@ static int au8522_set_frontend(struct dvb_frontend *fe)
if (ret < 0)
return ret;
+ /* Allow the tuner to settle */
+ msleep(100);
+
+ au8522_enable_modulation(fe, c->modulation);
+
state->current_frequency = c->frequency;
return 0;
diff --git a/drivers/media/dvb/frontends/lgdt330x.c b/drivers/media/dvb/frontends/lgdt330x.c
index c990d35..e046622 100644
--- a/drivers/media/dvb/frontends/lgdt330x.c
+++ b/drivers/media/dvb/frontends/lgdt330x.c
@@ -104,8 +104,8 @@ static int i2c_write_demod_bytes (struct lgdt330x_state* state,
* then reads the data returned for (len) bytes.
*/
-static u8 i2c_read_demod_bytes (struct lgdt330x_state* state,
- enum I2C_REG reg, u8* buf, int len)
+static int i2c_read_demod_bytes(struct lgdt330x_state *state,
+ enum I2C_REG reg, u8 *buf, int len)
{
u8 wr [] = { reg };
struct i2c_msg msg [] = {
@@ -118,6 +118,8 @@ static u8 i2c_read_demod_bytes (struct lgdt330x_state* state,
ret = i2c_transfer(state->i2c, msg, 2);
if (ret != 2) {
printk(KERN_WARNING "lgdt330x: %s: addr 0x%02x select 0x%02x error (ret == %i)\n", __func__, state->config->demod_address, reg, ret);
+ if (ret >= 0)
+ ret = -EIO;
} else {
ret = 0;
}
diff --git a/drivers/media/dvb/frontends/tda10071.c b/drivers/media/dvb/frontends/tda10071.c
index a992050..c21bc92 100644
--- a/drivers/media/dvb/frontends/tda10071.c
+++ b/drivers/media/dvb/frontends/tda10071.c
@@ -1215,7 +1215,7 @@ error:
EXPORT_SYMBOL(tda10071_attach);
static struct dvb_frontend_ops tda10071_ops = {
- .delsys = { SYS_DVBT, SYS_DVBT2 },
+ .delsys = { SYS_DVBS, SYS_DVBS2 },
.info = {
.name = "NXP TDA10071",
.frequency_min = 950000,
diff --git a/drivers/media/video/pvrusb2/pvrusb2-devattr.c b/drivers/media/video/pvrusb2/pvrusb2-devattr.c
index c6da8f7..d8c8982 100644
--- a/drivers/media/video/pvrusb2/pvrusb2-devattr.c
+++ b/drivers/media/video/pvrusb2/pvrusb2-devattr.c
@@ -320,7 +320,17 @@ static struct tda829x_config tda829x_no_probe = {
.probe_tuner = TDA829X_DONT_PROBE,
};
+static struct tda18271_std_map hauppauge_tda18271_dvbt_std_map = {
+ .dvbt_6 = { .if_freq = 3300, .agc_mode = 3, .std = 4,
+ .if_lvl = 1, .rfagc_top = 0x37, },
+ .dvbt_7 = { .if_freq = 3800, .agc_mode = 3, .std = 5,
+ .if_lvl = 1, .rfagc_top = 0x37, },
+ .dvbt_8 = { .if_freq = 4300, .agc_mode = 3, .std = 6,
+ .if_lvl = 1, .rfagc_top = 0x37, },
+};
+
static struct tda18271_config hauppauge_tda18271_dvb_config = {
+ .std_map = &hauppauge_tda18271_dvbt_std_map,
.gate = TDA18271_GATE_ANALOG,
.output_opt = TDA18271_OUTPUT_LT_OFF,
};
diff --git a/drivers/mfd/wm8994-core.c b/drivers/mfd/wm8994-core.c
index a04b3c1..f04920b 100644
--- a/drivers/mfd/wm8994-core.c
+++ b/drivers/mfd/wm8994-core.c
@@ -270,6 +270,20 @@ static int wm8994_suspend(struct device *dev)
break;
}
+ switch (wm8994->type) {
+ case WM1811:
+ ret = wm8994_reg_read(wm8994, WM8994_ANTIPOP_2);
+ if (ret < 0) {
+ dev_err(dev, "Failed to read jackdet: %d\n", ret);
+ } else if (ret & WM1811_JACKDET_MODE_MASK) {
+ dev_dbg(dev, "CODEC still active, ignoring suspend\n");
+ return 0;
+ }
+ break;
+ default:
+ break;
+ }
+
/* Disable LDO pulldowns while the device is suspended if we
* don't know that something will be driving them. */
if (!wm8994->ldo_ena_always_driven)
diff --git a/drivers/mtd/ubi/scan.c b/drivers/mtd/ubi/scan.c
index 0cb17d9..b99318e 100644
--- a/drivers/mtd/ubi/scan.c
+++ b/drivers/mtd/ubi/scan.c
@@ -1174,7 +1174,7 @@ struct ubi_scan_info *ubi_scan(struct ubi_device *ubi)
ech = kzalloc(ubi->ec_hdr_alsize, GFP_KERNEL);
if (!ech)
- goto out_slab;
+ goto out_si;
vidh = ubi_zalloc_vid_hdr(ubi, GFP_KERNEL);
if (!vidh)
@@ -1235,8 +1235,6 @@ out_vidh:
ubi_free_vid_hdr(ubi, vidh);
out_ech:
kfree(ech);
-out_slab:
- kmem_cache_destroy(si->scan_leb_slab);
out_si:
ubi_scan_destroy_si(si);
return ERR_PTR(err);
@@ -1325,7 +1323,9 @@ void ubi_scan_destroy_si(struct ubi_scan_info *si)
}
}
- kmem_cache_destroy(si->scan_leb_slab);
+ if (si->scan_leb_slab)
+ kmem_cache_destroy(si->scan_leb_slab);
+
kfree(si);
}
diff --git a/drivers/mtd/ubi/wl.c b/drivers/mtd/ubi/wl.c
index 0696e36..cf42971 100644
--- a/drivers/mtd/ubi/wl.c
+++ b/drivers/mtd/ubi/wl.c
@@ -389,7 +389,7 @@ static struct ubi_wl_entry *find_wl_entry(struct rb_root *root, int max)
*/
int ubi_wl_get_peb(struct ubi_device *ubi, int dtype)
{
- int err, medium_ec;
+ int err;
struct ubi_wl_entry *e, *first, *last;
ubi_assert(dtype == UBI_LONGTERM || dtype == UBI_SHORTTERM ||
@@ -427,7 +427,7 @@ retry:
* For unknown data we pick a physical eraseblock with medium
* erase counter. But we by no means can pick a physical
* eraseblock with erase counter greater or equivalent than the
- * lowest erase counter plus %WL_FREE_MAX_DIFF.
+ * lowest erase counter plus %WL_FREE_MAX_DIFF/2.
*/
first = rb_entry(rb_first(&ubi->free), struct ubi_wl_entry,
u.rb);
@@ -436,10 +436,8 @@ retry:
if (last->ec - first->ec < WL_FREE_MAX_DIFF)
e = rb_entry(ubi->free.rb_node,
struct ubi_wl_entry, u.rb);
- else {
- medium_ec = (first->ec + WL_FREE_MAX_DIFF)/2;
- e = find_wl_entry(&ubi->free, medium_ec);
- }
+ else
+ e = find_wl_entry(&ubi->free, WL_FREE_MAX_DIFF/2);
break;
case UBI_SHORTTERM:
/*
diff --git a/drivers/net/ethernet/marvell/sky2.c b/drivers/net/ethernet/marvell/sky2.c
index 760c2b1..b4a208e 100644
--- a/drivers/net/ethernet/marvell/sky2.c
+++ b/drivers/net/ethernet/marvell/sky2.c
@@ -95,6 +95,10 @@ static int disable_msi = 0;
module_param(disable_msi, int, 0);
MODULE_PARM_DESC(disable_msi, "Disable Message Signaled Interrupt (MSI)");
+static int legacy_pme = 0;
+module_param(legacy_pme, int, 0);
+MODULE_PARM_DESC(legacy_pme, "Legacy power management");
+
static DEFINE_PCI_DEVICE_TABLE(sky2_id_table) = {
{ PCI_DEVICE(PCI_VENDOR_ID_SYSKONNECT, 0x9000) }, /* SK-9Sxx */
{ PCI_DEVICE(PCI_VENDOR_ID_SYSKONNECT, 0x9E00) }, /* SK-9Exx */
@@ -867,6 +871,13 @@ static void sky2_wol_init(struct sky2_port *sky2)
/* Disable PiG firmware */
sky2_write16(hw, B0_CTST, Y2_HW_WOL_OFF);
+ /* Needed by some broken BIOSes, use PCI rather than PCI-e for WOL */
+ if (legacy_pme) {
+ u32 reg1 = sky2_pci_read32(hw, PCI_DEV_REG1);
+ reg1 |= PCI_Y2_PME_LEGACY;
+ sky2_pci_write32(hw, PCI_DEV_REG1, reg1);
+ }
+
/* block receiver */
sky2_write8(hw, SK_REG(port, RX_GMF_CTRL_T), GMF_RST_SET);
sky2_read32(hw, B0_CTST);
diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c
index d498f04..8bf22b6 100644
--- a/drivers/net/ethernet/mellanox/mlx4/main.c
+++ b/drivers/net/ethernet/mellanox/mlx4/main.c
@@ -394,7 +394,7 @@ static int mlx4_how_many_lives_vf(struct mlx4_dev *dev)
return ret;
}
-static int mlx4_is_slave_active(struct mlx4_dev *dev, int slave)
+int mlx4_is_slave_active(struct mlx4_dev *dev, int slave)
{
struct mlx4_priv *priv = mlx4_priv(dev);
struct mlx4_slave_state *s_slave;
diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c
index 59681f0..9611049 100644
--- a/drivers/net/usb/usbnet.c
+++ b/drivers/net/usb/usbnet.c
@@ -589,6 +589,14 @@ static int unlink_urbs (struct usbnet *dev, struct sk_buff_head *q)
entry = (struct skb_data *) skb->cb;
urb = entry->urb;
+ /*
+ * Get reference count of the URB to avoid it to be
+ * freed during usb_unlink_urb, which may trigger
+ * use-after-free problem inside usb_unlink_urb since
+ * usb_unlink_urb is always racing with .complete
+ * handler(include defer_bh).
+ */
+ usb_get_urb(urb);
spin_unlock_irqrestore(&q->lock, flags);
// during some PM-driven resume scenarios,
// these (async) unlinks complete immediately
@@ -597,6 +605,7 @@ static int unlink_urbs (struct usbnet *dev, struct sk_buff_head *q)
netdev_dbg(dev->net, "unlink urb err, %d\n", retval);
else
count++;
+ usb_put_urb(urb);
spin_lock_irqsave(&q->lock, flags);
}
spin_unlock_irqrestore (&q->lock, flags);
@@ -1028,7 +1037,6 @@ static void tx_complete (struct urb *urb)
}
usb_autopm_put_interface_async(dev->intf);
- urb->dev = NULL;
entry->state = tx_done;
defer_bh(dev, skb, &dev->txq);
}
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index 4a00806..a09abc2 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -118,13 +118,15 @@ void ath9k_ps_restore(struct ath_softc *sc)
if (--sc->ps_usecount != 0)
goto unlock;
- if (sc->ps_idle && (sc->ps_flags & PS_WAIT_FOR_TX_ACK))
+ if (sc->ps_flags & PS_WAIT_FOR_TX_ACK)
+ goto unlock;
+
+ if (sc->ps_idle)
mode = ATH9K_PM_FULL_SLEEP;
else if (sc->ps_enabled &&
!(sc->ps_flags & (PS_WAIT_FOR_BEACON |
PS_WAIT_FOR_CAB |
- PS_WAIT_FOR_PSPOLL_DATA |
- PS_WAIT_FOR_TX_ACK)))
+ PS_WAIT_FOR_PSPOLL_DATA)))
mode = ATH9K_PM_NETWORK_SLEEP;
else
goto unlock;
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c
index 7bcfa78..3abe9ed 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.c
+++ b/drivers/net/wireless/iwlwifi/iwl-core.c
@@ -1465,20 +1465,10 @@ void iwl_bg_watchdog(unsigned long data)
if (timeout == 0)
return;
- /* monitor and check for stuck cmd queue */
- if (iwl_check_stuck_queue(priv, priv->shrd->cmd_queue))
- return;
-
- /* monitor and check for other stuck queues */
- if (iwl_is_any_associated(priv)) {
- for (cnt = 0; cnt < hw_params(priv).max_txq_num; cnt++) {
- /* skip as we already checked the command queue */
- if (cnt == priv->shrd->cmd_queue)
- continue;
- if (iwl_check_stuck_queue(priv, cnt))
- return;
- }
- }
+ /* monitor and check for stuck queues */
+ for (cnt = 0; cnt < hw_params(priv).max_txq_num; cnt++)
+ if (iwl_check_stuck_queue(priv, cnt))
+ return;
mod_timer(&priv->watchdog, jiffies +
msecs_to_jiffies(IWL_WD_TICK(timeout)));
diff --git a/drivers/net/wireless/p54/p54spi.c b/drivers/net/wireless/p54/p54spi.c
index 7faed62..f792990 100644
--- a/drivers/net/wireless/p54/p54spi.c
+++ b/drivers/net/wireless/p54/p54spi.c
@@ -618,19 +618,19 @@ static int __devinit p54spi_probe(struct spi_device *spi)
ret = spi_setup(spi);
if (ret < 0) {
dev_err(&priv->spi->dev, "spi_setup failed");
- goto err_free_common;
+ goto err_free;
}
ret = gpio_request(p54spi_gpio_power, "p54spi power");
if (ret < 0) {
dev_err(&priv->spi->dev, "power GPIO request failed: %d", ret);
- goto err_free_common;
+ goto err_free;
}
ret = gpio_request(p54spi_gpio_irq, "p54spi irq");
if (ret < 0) {
dev_err(&priv->spi->dev, "irq GPIO request failed: %d", ret);
- goto err_free_common;
+ goto err_free_gpio_power;
}
gpio_direction_output(p54spi_gpio_power, 0);
@@ -641,7 +641,7 @@ static int __devinit p54spi_probe(struct spi_device *spi)
priv->spi);
if (ret < 0) {
dev_err(&priv->spi->dev, "request_irq() failed");
- goto err_free_common;
+ goto err_free_gpio_irq;
}
irq_set_irq_type(gpio_to_irq(p54spi_gpio_irq), IRQ_TYPE_EDGE_RISING);
@@ -673,6 +673,12 @@ static int __devinit p54spi_probe(struct spi_device *spi)
return 0;
err_free_common:
+ free_irq(gpio_to_irq(p54spi_gpio_irq), spi);
+err_free_gpio_irq:
+ gpio_free(p54spi_gpio_irq);
+err_free_gpio_power:
+ gpio_free(p54spi_gpio_power);
+err_free:
p54_free_common(priv->hw);
return ret;
}
diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c
index 262ee9e..7ef0b74 100644
--- a/drivers/net/wireless/rt2x00/rt2800usb.c
+++ b/drivers/net/wireless/rt2x00/rt2800usb.c
@@ -922,6 +922,7 @@ static struct usb_device_id rt2800usb_device_table[] = {
{ USB_DEVICE(0x07d1, 0x3c13) },
{ USB_DEVICE(0x07d1, 0x3c15) },
{ USB_DEVICE(0x07d1, 0x3c16) },
+ { USB_DEVICE(0x2001, 0x3c1b) },
/* Draytek */
{ USB_DEVICE(0x07fa, 0x7712) },
/* DVICO */
diff --git a/drivers/net/wireless/rtlwifi/base.c b/drivers/net/wireless/rtlwifi/base.c
index 8d6eb0f..30fc641 100644
--- a/drivers/net/wireless/rtlwifi/base.c
+++ b/drivers/net/wireless/rtlwifi/base.c
@@ -413,6 +413,7 @@ void rtl_init_rfkill(struct ieee80211_hw *hw)
wiphy_rfkill_start_polling(hw->wiphy);
}
+EXPORT_SYMBOL(rtl_init_rfkill);
void rtl_deinit_rfkill(struct ieee80211_hw *hw)
{
diff --git a/drivers/net/wireless/rtlwifi/core.c b/drivers/net/wireless/rtlwifi/core.c
index 3f0f056..79b7b16 100644
--- a/drivers/net/wireless/rtlwifi/core.c
+++ b/drivers/net/wireless/rtlwifi/core.c
@@ -31,8 +31,50 @@
#include "core.h"
#include "cam.h"
#include "base.h"
+#include "pci.h"
#include "ps.h"
+#include <linux/export.h>
+
+void rtl_fw_cb(const struct firmware *firmware, void *context)
+{
+ struct ieee80211_hw *hw = context;
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ int err;
+
+ RT_TRACE(rtlpriv, COMP_ERR, DBG_LOUD,
+ ("Firmware callback routine entered!\n"));
+ complete(&rtlpriv->firmware_loading_complete);
+ if (!firmware) {
+ pr_err("Firmware %s not available\n", rtlpriv->cfg->fw_name);
+ rtlpriv->max_fw_size = 0;
+ return;
+ }
+ if (firmware->size > rtlpriv->max_fw_size) {
+ RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
+ ("Firmware is too big!\n"));
+ release_firmware(firmware);
+ return;
+ }
+ memcpy(rtlpriv->rtlhal.pfirmware, firmware->data, firmware->size);
+ rtlpriv->rtlhal.fwsize = firmware->size;
+ release_firmware(firmware);
+
+ err = ieee80211_register_hw(hw);
+ if (err) {
+ RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
+ ("Can't register mac80211 hw\n"));
+ return;
+ } else {
+ rtlpriv->mac80211.mac80211_registered = 1;
+ }
+ set_bit(RTL_STATUS_INTERFACE_START, &rtlpriv->status);
+
+ /*init rfkill */
+ rtl_init_rfkill(hw);
+}
+EXPORT_SYMBOL(rtl_fw_cb);
+
/*mutex for start & stop is must here. */
static int rtl_op_start(struct ieee80211_hw *hw)
{
diff --git a/drivers/net/wireless/rtlwifi/core.h b/drivers/net/wireless/rtlwifi/core.h
index f02824a..5e8482b 100644
--- a/drivers/net/wireless/rtlwifi/core.h
+++ b/drivers/net/wireless/rtlwifi/core.h
@@ -30,8 +30,6 @@
#ifndef __RTL_CORE_H__
#define __RTL_CORE_H__
-#include <net/mac80211.h>
-
#define RTL_SUPPORTED_FILTERS \
(FIF_PROMISC_IN_BSS | \
FIF_ALLMULTI | FIF_CONTROL | \
@@ -42,4 +40,6 @@
#define RTL_SUPPORTED_CTRL_FILTER 0xFF
extern const struct ieee80211_ops rtl_ops;
+void rtl_fw_cb(const struct firmware *firmware, void *context);
+
#endif
diff --git a/drivers/net/wireless/rtlwifi/pci.c b/drivers/net/wireless/rtlwifi/pci.c
index 9245d88..34a7c45 100644
--- a/drivers/net/wireless/rtlwifi/pci.c
+++ b/drivers/net/wireless/rtlwifi/pci.c
@@ -28,8 +28,8 @@
*****************************************************************************/
#include <linux/export.h>
-#include "core.h"
#include "wifi.h"
+#include "core.h"
#include "pci.h"
#include "base.h"
#include "ps.h"
@@ -657,6 +657,8 @@ static void _rtl_receive_one(struct ieee80211_hw *hw, struct sk_buff *skb,
return;
uskb = dev_alloc_skb(skb->len + 128);
+ if (!uskb)
+ return; /* exit if allocation failed */
memcpy(IEEE80211_SKB_RXCB(uskb), &rx_status, sizeof(rx_status));
pdata = (u8 *)skb_put(uskb, skb->len);
memcpy(pdata, skb->data, skb->len);
@@ -1155,10 +1157,12 @@ static void _rtl_pci_free_tx_ring(struct ieee80211_hw *hw,
ring->idx = (ring->idx + 1) % ring->entries;
}
- pci_free_consistent(rtlpci->pdev,
- sizeof(*ring->desc) * ring->entries,
- ring->desc, ring->dma);
- ring->desc = NULL;
+ if (ring->desc) {
+ pci_free_consistent(rtlpci->pdev,
+ sizeof(*ring->desc) * ring->entries,
+ ring->desc, ring->dma);
+ ring->desc = NULL;
+ }
}
static void _rtl_pci_free_rx_ring(struct rtl_pci *rtlpci)
@@ -1182,12 +1186,14 @@ static void _rtl_pci_free_rx_ring(struct rtl_pci *rtlpci)
kfree_skb(skb);
}
- pci_free_consistent(rtlpci->pdev,
+ if (rtlpci->rx_ring[rx_queue_idx].desc) {
+ pci_free_consistent(rtlpci->pdev,
sizeof(*rtlpci->rx_ring[rx_queue_idx].
desc) * rtlpci->rxringcount,
rtlpci->rx_ring[rx_queue_idx].desc,
rtlpci->rx_ring[rx_queue_idx].dma);
- rtlpci->rx_ring[rx_queue_idx].desc = NULL;
+ rtlpci->rx_ring[rx_queue_idx].desc = NULL;
+ }
}
}
@@ -1573,6 +1579,9 @@ static void rtl_pci_stop(struct ieee80211_hw *hw)
rtlpci->driver_is_goingto_unload = true;
rtlpriv->cfg->ops->hw_disable(hw);
+ /* some things are not needed if firmware not available */
+ if (!rtlpriv->max_fw_size)
+ return;
rtlpriv->cfg->ops->led_control(hw, LED_CTL_POWER_OFF);
spin_lock_irqsave(&rtlpriv->locks.rf_ps_lock, flags);
@@ -1791,6 +1800,7 @@ int __devinit rtl_pci_probe(struct pci_dev *pdev,
rtlpriv = hw->priv;
pcipriv = (void *)rtlpriv->priv;
pcipriv->dev.pdev = pdev;
+ init_completion(&rtlpriv->firmware_loading_complete);
/* init cfg & intf_ops */
rtlpriv->rtlhal.interface = INTF_PCI;
@@ -1811,7 +1821,7 @@ int __devinit rtl_pci_probe(struct pci_dev *pdev,
err = pci_request_regions(pdev, KBUILD_MODNAME);
if (err) {
RT_ASSERT(false, ("Can't obtain PCI resources\n"));
- return err;
+ goto fail2;
}
pmem_start = pci_resource_start(pdev, rtlpriv->cfg->bar_id);
@@ -1877,15 +1887,6 @@ int __devinit rtl_pci_probe(struct pci_dev *pdev,
goto fail3;
}
- err = ieee80211_register_hw(hw);
- if (err) {
- RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
- ("Can't register mac80211 hw.\n"));
- goto fail3;
- } else {
- rtlpriv->mac80211.mac80211_registered = 1;
- }
-
err = sysfs_create_group(&pdev->dev.kobj, &rtl_attribute_group);
if (err) {
RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
@@ -1893,9 +1894,6 @@ int __devinit rtl_pci_probe(struct pci_dev *pdev,
goto fail3;
}
- /*init rfkill */
- rtl_init_rfkill(hw);
-
rtlpci = rtl_pcidev(pcipriv);
err = request_irq(rtlpci->pdev->irq, &_rtl_pci_interrupt,
IRQF_SHARED, KBUILD_MODNAME, hw);
@@ -1904,24 +1902,22 @@ int __devinit rtl_pci_probe(struct pci_dev *pdev,
("%s: failed to register IRQ handler\n",
wiphy_name(hw->wiphy)));
goto fail3;
- } else {
- rtlpci->irq_alloc = 1;
}
+ rtlpci->irq_alloc = 1;
- set_bit(RTL_STATUS_INTERFACE_START, &rtlpriv->status);
return 0;
fail3:
pci_set_drvdata(pdev, NULL);
rtl_deinit_core(hw);
_rtl_pci_io_handler_release(hw);
- ieee80211_free_hw(hw);
if (rtlpriv->io.pci_mem_start != 0)
pci_iounmap(pdev, (void __iomem *)rtlpriv->io.pci_mem_start);
fail2:
pci_release_regions(pdev);
+ complete(&rtlpriv->firmware_loading_complete);
fail1:
@@ -1940,6 +1936,8 @@ void rtl_pci_disconnect(struct pci_dev *pdev)
struct rtl_pci *rtlpci = rtl_pcidev(pcipriv);
struct rtl_mac *rtlmac = rtl_mac(rtlpriv);
+ /* just in case driver is removed before firmware callback */
+ wait_for_completion(&rtlpriv->firmware_loading_complete);
clear_bit(RTL_STATUS_INTERFACE_START, &rtlpriv->status);
sysfs_remove_group(&pdev->dev.kobj, &rtl_attribute_group);
diff --git a/drivers/net/wireless/rtlwifi/pci.h b/drivers/net/wireless/rtlwifi/pci.h
index ebe0b42..0860896 100644
--- a/drivers/net/wireless/rtlwifi/pci.h
+++ b/drivers/net/wireless/rtlwifi/pci.h
@@ -239,7 +239,6 @@ int __devinit rtl_pci_probe(struct pci_dev *pdev,
void rtl_pci_disconnect(struct pci_dev *pdev);
int rtl_pci_suspend(struct device *dev);
int rtl_pci_resume(struct device *dev);
-
static inline u8 pci_read8_sync(struct rtl_priv *rtlpriv, u32 addr)
{
return readb((u8 __iomem *) rtlpriv->io.pci_mem_start + addr);
diff --git a/drivers/net/wireless/rtlwifi/ps.c b/drivers/net/wireless/rtlwifi/ps.c
index 130fdd9..bc33a61 100644
--- a/drivers/net/wireless/rtlwifi/ps.c
+++ b/drivers/net/wireless/rtlwifi/ps.c
@@ -47,7 +47,8 @@ bool rtl_ps_enable_nic(struct ieee80211_hw *hw)
("Driver is already down!\n"));
/*<2> Enable Adapter */
- rtlpriv->cfg->ops->hw_init(hw);
+ if (rtlpriv->cfg->ops->hw_init(hw))
+ return 1;
RT_CLEAR_PS_LEVEL(ppsc, RT_RF_OFF_LEVL_HALT_NIC);
/*<3> Enable Interrupt */
diff --git a/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c b/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c
index 72a98ca..a004ad7 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c
@@ -524,6 +524,10 @@ void rtl92c_dm_write_dig(struct ieee80211_hw *hw)
dm_digtable.cur_igvalue, dm_digtable.pre_igvalue,
dm_digtable.backoff_val));
+ dm_digtable.cur_igvalue += 2;
+ if (dm_digtable.cur_igvalue > 0x3f)
+ dm_digtable.cur_igvalue = 0x3f;
+
if (dm_digtable.pre_igvalue != dm_digtable.cur_igvalue) {
rtl_set_bbreg(hw, ROFDM0_XAAGCCORE1, 0x7f,
dm_digtable.cur_igvalue);
@@ -1219,13 +1223,18 @@ static void rtl92c_dm_refresh_rate_adaptive_mask(struct ieee80211_hw *hw)
("PreState = %d, CurState = %d\n",
p_ra->pre_ratr_state, p_ra->ratr_state));
- rcu_read_lock();
- sta = ieee80211_find_sta(mac->vif, mac->bssid);
+ /* Only the PCI card uses sta in the update rate table
+ * callback routine */
+ if (rtlhal->interface == INTF_PCI) {
+ rcu_read_lock();
+ sta = ieee80211_find_sta(mac->vif, mac->bssid);
+ }
rtlpriv->cfg->ops->update_rate_tbl(hw, sta,
p_ra->ratr_state);
p_ra->pre_ratr_state = p_ra->ratr_state;
- rcu_read_unlock();
+ if (rtlhal->interface == INTF_PCI)
+ rcu_read_unlock();
}
}
}
diff --git a/drivers/net/wireless/rtlwifi/rtl8192c/fw_common.c b/drivers/net/wireless/rtlwifi/rtl8192c/fw_common.c
index 931d979..a0af233 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192c/fw_common.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192c/fw_common.c
@@ -262,10 +262,9 @@ int rtl92c_download_fw(struct ieee80211_hw *hw)
u32 fwsize;
enum version_8192c version = rtlhal->version;
- if (!rtlhal->pfirmware)
+ if (rtlpriv->max_fw_size == 0 || !rtlhal->pfirmware)
return 1;
- pr_info("Loading firmware file %s\n", rtlpriv->cfg->fw_name);
pfwheader = (struct rtl92c_firmware_header *)rtlhal->pfirmware;
pfwdata = (u8 *) rtlhal->pfirmware;
fwsize = rtlhal->fwsize;
@@ -518,15 +517,8 @@ static void _rtl92c_fill_h2c_command(struct ieee80211_hw *hw,
void rtl92c_fill_h2c_cmd(struct ieee80211_hw *hw,
u8 element_id, u32 cmd_len, u8 *p_cmdbuffer)
{
- struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
u32 tmp_cmdbuf[2];
- if (rtlhal->fw_ready == false) {
- RT_ASSERT(false, ("return H2C cmd because of Fw "
- "download fail!!!\n"));
- return;
- }
-
memset(tmp_cmdbuf, 0, 8);
memcpy(tmp_cmdbuf, p_cmdbuffer, cmd_len);
_rtl92c_fill_h2c_command(hw, element_id, cmd_len, (u8 *)&tmp_cmdbuf);
@@ -788,6 +780,8 @@ void rtl92c_set_fw_rsvdpagepkt(struct ieee80211_hw *hw, bool dl_finished)
skb = dev_alloc_skb(totalpacketlen);
+ if (!skb)
+ return;
memcpy((u8 *) skb_put(skb, totalpacketlen),
&reserved_page_packet, totalpacketlen);
diff --git a/drivers/net/wireless/rtlwifi/rtl8192ce/hw.c b/drivers/net/wireless/rtlwifi/rtl8192ce/hw.c
index a3deaef..b603289 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192ce/hw.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192ce/hw.c
@@ -921,10 +921,7 @@ int rtl92ce_hw_init(struct ieee80211_hw *hw)
("Failed to download FW. Init HW "
"without FW now..\n"));
err = 1;
- rtlhal->fw_ready = false;
return err;
- } else {
- rtlhal->fw_ready = true;
}
rtlhal->last_hmeboxnum = 0;
@@ -1199,7 +1196,6 @@ static void _rtl92ce_poweroff_adapter(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_pci_priv *rtlpcipriv = rtl_pcipriv(hw);
- struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
u8 u1b_tmp;
u32 u4b_tmp;
@@ -1210,7 +1206,7 @@ static void _rtl92ce_poweroff_adapter(struct ieee80211_hw *hw)
rtl_write_byte(rtlpriv, REG_APSD_CTRL, 0x40);
rtl_write_byte(rtlpriv, REG_SYS_FUNC_EN, 0xE2);
rtl_write_byte(rtlpriv, REG_SYS_FUNC_EN, 0xE0);
- if ((rtl_read_byte(rtlpriv, REG_MCUFWDL) & BIT(7)) && rtlhal->fw_ready)
+ if (rtl_read_byte(rtlpriv, REG_MCUFWDL) & BIT(7))
rtl92c_firmware_selfreset(hw);
rtl_write_byte(rtlpriv, REG_SYS_FUNC_EN + 1, 0x51);
rtl_write_byte(rtlpriv, REG_MCUFWDL, 0x00);
diff --git a/drivers/net/wireless/rtlwifi/rtl8192ce/sw.c b/drivers/net/wireless/rtlwifi/rtl8192ce/sw.c
index 89ef698..3d3b52c 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192ce/sw.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192ce/sw.c
@@ -92,9 +92,7 @@ int rtl92c_init_sw_vars(struct ieee80211_hw *hw)
int err;
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
- const struct firmware *firmware;
struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
- char *fw_name = NULL;
rtl8192ce_bt_reg_init(hw);
@@ -166,26 +164,20 @@ int rtl92c_init_sw_vars(struct ieee80211_hw *hw)
/* request fw */
if (IS_VENDOR_UMC_A_CUT(rtlhal->version) &&
!IS_92C_SERIAL(rtlhal->version))
- fw_name = "rtlwifi/rtl8192cfwU.bin";
+ rtlpriv->cfg->fw_name = "rtlwifi/rtl8192cfwU.bin";
else if (IS_81xxC_VENDOR_UMC_B_CUT(rtlhal->version))
- fw_name = "rtlwifi/rtl8192cfwU_B.bin";
- else
- fw_name = rtlpriv->cfg->fw_name;
- err = request_firmware(&firmware, fw_name, rtlpriv->io.dev);
+ rtlpriv->cfg->fw_name = "rtlwifi/rtl8192cfwU_B.bin";
+
+ rtlpriv->max_fw_size = 0x4000;
+ pr_info("Using firmware %s\n", rtlpriv->cfg->fw_name);
+ err = request_firmware_nowait(THIS_MODULE, 1, rtlpriv->cfg->fw_name,
+ rtlpriv->io.dev, GFP_KERNEL, hw,
+ rtl_fw_cb);
if (err) {
RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
("Failed to request firmware!\n"));
return 1;
}
- if (firmware->size > 0x4000) {
- RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
- ("Firmware is too big!\n"));
- release_firmware(firmware);
- return 1;
- }
- memcpy(rtlpriv->rtlhal.pfirmware, firmware->data, firmware->size);
- rtlpriv->rtlhal.fwsize = firmware->size;
- release_firmware(firmware);
return 0;
}
diff --git a/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c b/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c
index 124cf63..d3a9341 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c
@@ -1171,10 +1171,7 @@ int rtl92cu_hw_init(struct ieee80211_hw *hw)
RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING,
("Failed to download FW. Init HW without FW now..\n"));
err = 1;
- rtlhal->fw_ready = false;
return err;
- } else {
- rtlhal->fw_ready = true;
}
rtlhal->last_hmeboxnum = 0; /* h2c */
_rtl92cu_phy_param_tab_init(hw);
@@ -1270,24 +1267,22 @@ static void _ResetDigitalProcedure1(struct ieee80211_hw *hw, bool bWithoutHWSM)
if (rtl_read_byte(rtlpriv, REG_MCUFWDL) & BIT(1)) {
/* reset MCU ready status */
rtl_write_byte(rtlpriv, REG_MCUFWDL, 0);
- if (rtlhal->fw_ready) {
- /* 8051 reset by self */
- rtl_write_byte(rtlpriv, REG_HMETFR+3, 0x20);
- while ((retry_cnts++ < 100) &&
- (FEN_CPUEN & rtl_read_word(rtlpriv,
- REG_SYS_FUNC_EN))) {
- udelay(50);
- }
- if (retry_cnts >= 100) {
- RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
+ /* 8051 reset by self */
+ rtl_write_byte(rtlpriv, REG_HMETFR+3, 0x20);
+ while ((retry_cnts++ < 100) &&
+ (FEN_CPUEN & rtl_read_word(rtlpriv,
+ REG_SYS_FUNC_EN))) {
+ udelay(50);
+ }
+ if (retry_cnts >= 100) {
+ RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
("#####=> 8051 reset failed!.."
".......................\n"););
- /* if 8051 reset fail, reset MAC. */
- rtl_write_byte(rtlpriv,
- REG_SYS_FUNC_EN + 1,
- 0x50);
- udelay(100);
- }
+ /* if 8051 reset fail, reset MAC. */
+ rtl_write_byte(rtlpriv,
+ REG_SYS_FUNC_EN + 1,
+ 0x50);
+ udelay(100);
}
}
/* Reset MAC and Enable 8051 */
diff --git a/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c b/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c
index 6d2ca77..adf320d 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c
@@ -54,7 +54,6 @@ MODULE_FIRMWARE("rtlwifi/rtl8192cufw.bin");
static int rtl92cu_init_sw_vars(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
- const struct firmware *firmware;
int err;
rtlpriv->dm.dm_initialgain_enable = true;
@@ -62,29 +61,21 @@ static int rtl92cu_init_sw_vars(struct ieee80211_hw *hw)
rtlpriv->dm.disable_framebursting = false;
rtlpriv->dm.thermalvalue = 0;
rtlpriv->dbg.global_debuglevel = rtlpriv->cfg->mod_params->debug;
- rtlpriv->rtlhal.pfirmware = vmalloc(0x4000);
+
+ /* for firmware buf */
+ rtlpriv->rtlhal.pfirmware = vzalloc(0x4000);
if (!rtlpriv->rtlhal.pfirmware) {
RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
("Can't alloc buffer for fw.\n"));
return 1;
}
- /* request fw */
- err = request_firmware(&firmware, rtlpriv->cfg->fw_name,
- rtlpriv->io.dev);
- if (err) {
- RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
- ("Failed to request firmware!\n"));
- return 1;
- }
- if (firmware->size > 0x4000) {
- RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
- ("Firmware is too big!\n"));
- release_firmware(firmware);
- return 1;
- }
- memcpy(rtlpriv->rtlhal.pfirmware, firmware->data, firmware->size);
- rtlpriv->rtlhal.fwsize = firmware->size;
- release_firmware(firmware);
+
+ pr_info("Loading firmware %s\n", rtlpriv->cfg->fw_name);
+ rtlpriv->max_fw_size = 0x4000;
+ err = request_firmware_nowait(THIS_MODULE, 1,
+ rtlpriv->cfg->fw_name, rtlpriv->io.dev,
+ GFP_KERNEL, hw, rtl_fw_cb);
+
return 0;
}
diff --git a/drivers/net/wireless/rtlwifi/rtl8192de/fw.c b/drivers/net/wireless/rtlwifi/rtl8192de/fw.c
index 82f060b..335f582 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192de/fw.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192de/fw.c
@@ -257,7 +257,7 @@ int rtl92d_download_fw(struct ieee80211_hw *hw)
bool fw_downloaded = false, fwdl_in_process = false;
unsigned long flags;
- if (!rtlhal->pfirmware)
+ if (rtlpriv->max_fw_size == 0 || !rtlhal->pfirmware)
return 1;
fwsize = rtlhal->fwsize;
pfwheader = (u8 *) rtlhal->pfirmware;
@@ -539,14 +539,8 @@ static void _rtl92d_fill_h2c_command(struct ieee80211_hw *hw,
void rtl92d_fill_h2c_cmd(struct ieee80211_hw *hw,
u8 element_id, u32 cmd_len, u8 *cmdbuffer)
{
- struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
u32 tmp_cmdbuf[2];
- if (rtlhal->fw_ready == false) {
- RT_ASSERT(false, ("return H2C cmd because of Fw "
- "download fail!!!\n"));
- return;
- }
memset(tmp_cmdbuf, 0, 8);
memcpy(tmp_cmdbuf, cmdbuffer, cmd_len);
_rtl92d_fill_h2c_command(hw, element_id, cmd_len, (u8 *)&tmp_cmdbuf);
@@ -763,12 +757,16 @@ void rtl92d_set_fw_rsvdpagepkt(struct ieee80211_hw *hw, bool dl_finished)
"rtl92d_set_fw_rsvdpagepkt(): HW_VAR_SET_TX_CMD: ALL\n",
u1RsvdPageLoc, 3);
skb = dev_alloc_skb(totalpacketlen);
- memcpy((u8 *) skb_put(skb, totalpacketlen), &reserved_page_packet,
- totalpacketlen);
- rtstatus = _rtl92d_cmd_send_packet(hw, skb);
+ if (!skb) {
+ dlok = false;
+ } else {
+ memcpy((u8 *) skb_put(skb, totalpacketlen),
+ &reserved_page_packet, totalpacketlen);
+ rtstatus = _rtl92d_cmd_send_packet(hw, skb);
- if (rtstatus)
- dlok = true;
+ if (rtstatus)
+ dlok = true;
+ }
if (dlok) {
RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD,
("Set RSVD page location to Fw.\n"));
diff --git a/drivers/net/wireless/rtlwifi/rtl8192de/hw.c b/drivers/net/wireless/rtlwifi/rtl8192de/hw.c
index 9d89d7c..e6dabf6 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192de/hw.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192de/hw.c
@@ -932,10 +932,7 @@ int rtl92de_hw_init(struct ieee80211_hw *hw)
RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING,
("Failed to download FW. Init HW "
"without FW..\n"));
- rtlhal->fw_ready = false;
return 1;
- } else {
- rtlhal->fw_ready = true;
}
rtlhal->last_hmeboxnum = 0;
rtlpriv->psc.fw_current_inpsmode = false;
diff --git a/drivers/net/wireless/rtlwifi/rtl8192de/sw.c b/drivers/net/wireless/rtlwifi/rtl8192de/sw.c
index 7911c9c..2afcfe3 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192de/sw.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192de/sw.c
@@ -94,7 +94,6 @@ static int rtl92d_init_sw_vars(struct ieee80211_hw *hw)
u8 tid;
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
- const struct firmware *firmware;
static int header_print;
rtlpriv->dm.dm_initialgain_enable = true;
@@ -170,6 +169,15 @@ static int rtl92d_init_sw_vars(struct ieee80211_hw *hw)
else if (rtlpriv->psc.reg_fwctrl_lps == 3)
rtlpriv->psc.fwctrl_psmode = FW_PS_DTIM_MODE;
+ /* for early mode */
+ rtlpriv->rtlhal.earlymode_enable = true;
+ for (tid = 0; tid < 8; tid++)
+ skb_queue_head_init(&rtlpriv->mac80211.skb_waitq[tid]);
+
+ /* Only load firmware for first MAC */
+ if (header_print)
+ return 0;
+
/* for firmware buf */
rtlpriv->rtlhal.pfirmware = vzalloc(0x8000);
if (!rtlpriv->rtlhal.pfirmware) {
@@ -178,33 +186,21 @@ static int rtl92d_init_sw_vars(struct ieee80211_hw *hw)
return 1;
}
- if (!header_print) {
- pr_info("Driver for Realtek RTL8192DE WLAN interface\n");
- pr_info("Loading firmware file %s\n", rtlpriv->cfg->fw_name);
- header_print++;
- }
+ rtlpriv->max_fw_size = 0x8000;
+ pr_info("Driver for Realtek RTL8192DE WLAN interface\n");
+ pr_info("Loading firmware file %s\n", rtlpriv->cfg->fw_name);
+ header_print++;
+
/* request fw */
- err = request_firmware(&firmware, rtlpriv->cfg->fw_name,
- rtlpriv->io.dev);
+ err = request_firmware_nowait(THIS_MODULE, 1, rtlpriv->cfg->fw_name,
+ rtlpriv->io.dev, GFP_KERNEL, hw,
+ rtl_fw_cb);
if (err) {
RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
("Failed to request firmware!\n"));
return 1;
}
- if (firmware->size > 0x8000) {
- RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
- ("Firmware is too big!\n"));
- release_firmware(firmware);
- return 1;
- }
- memcpy(rtlpriv->rtlhal.pfirmware, firmware->data, firmware->size);
- rtlpriv->rtlhal.fwsize = firmware->size;
- release_firmware(firmware);
- /* for early mode */
- rtlpriv->rtlhal.earlymode_enable = true;
- for (tid = 0; tid < 8; tid++)
- skb_queue_head_init(&rtlpriv->mac80211.skb_waitq[tid]);
return 0;
}
diff --git a/drivers/net/wireless/rtlwifi/rtl8192se/fw.c b/drivers/net/wireless/rtlwifi/rtl8192se/fw.c
index 3fda6b1..4bb113f 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192se/fw.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192se/fw.c
@@ -364,7 +364,7 @@ int rtl92s_download_fw(struct ieee80211_hw *hw)
u8 fwstatus = FW_STATUS_INIT;
bool rtstatus = true;
- if (!rtlhal->pfirmware)
+ if (rtlpriv->max_fw_size == 0 || !rtlhal->pfirmware)
return 1;
firmware = (struct rt_firmware *)rtlhal->pfirmware;
diff --git a/drivers/net/wireless/rtlwifi/rtl8192se/hw.c b/drivers/net/wireless/rtlwifi/rtl8192se/hw.c
index c474486..58b1a6a 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192se/hw.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192se/hw.c
@@ -952,11 +952,10 @@ int rtl92se_hw_init(struct ieee80211_hw *hw)
if (!rtstatus) {
RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING,
("Failed to download FW. "
- "Init HW without FW now.., Please copy FW into"
+ "Init HW without FW now.., "
+ "Please copy FW into"
"/lib/firmware/rtlwifi\n"));
- rtlhal->fw_ready = false;
- } else {
- rtlhal->fw_ready = true;
+ return 1;
}
/* After FW download, we have to reset MAC register */
@@ -1219,9 +1218,14 @@ void rtl92se_enable_interrupt(struct ieee80211_hw *hw)
void rtl92se_disable_interrupt(struct ieee80211_hw *hw)
{
- struct rtl_priv *rtlpriv = rtl_priv(hw);
- struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
+ struct rtl_priv *rtlpriv;
+ struct rtl_pci *rtlpci;
+ rtlpriv = rtl_priv(hw);
+ /* if firmware not available, no interrupts */
+ if (!rtlpriv || !rtlpriv->max_fw_size)
+ return;
+ rtlpci = rtl_pcidev(rtl_pcipriv(hw));
rtl_write_dword(rtlpriv, INTA_MASK, 0);
rtl_write_dword(rtlpriv, INTA_MASK + 4, 0);
diff --git a/drivers/net/wireless/rtlwifi/rtl8192se/led.c b/drivers/net/wireless/rtlwifi/rtl8192se/led.c
index e3fe7c9..8b4d56a 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192se/led.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192se/led.c
@@ -76,10 +76,13 @@ void rtl92se_sw_led_on(struct ieee80211_hw *hw, struct rtl_led *pled)
void rtl92se_sw_led_off(struct ieee80211_hw *hw, struct rtl_led *pled)
{
- struct rtl_priv *rtlpriv = rtl_priv(hw);
+ struct rtl_priv *rtlpriv;
struct rtl_pci_priv *pcipriv = rtl_pcipriv(hw);
u8 ledcfg;
+ rtlpriv = rtl_priv(hw);
+ if (!rtlpriv || rtlpriv->max_fw_size)
+ return;
RT_TRACE(rtlpriv, COMP_LED, DBG_LOUD,
("LedAddr:%X ledpin=%d\n", LEDCFG, pled->ledpin));
diff --git a/drivers/net/wireless/rtlwifi/rtl8192se/sw.c b/drivers/net/wireless/rtlwifi/rtl8192se/sw.c
index 78723cf..2b72c61 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192se/sw.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192se/sw.c
@@ -35,6 +35,8 @@
#include "../wifi.h"
#include "../core.h"
#include "../pci.h"
+#include "../base.h"
+#include "../pci.h"
#include "reg.h"
#include "def.h"
#include "phy.h"
@@ -89,12 +91,53 @@ static void rtl92s_init_aspm_vars(struct ieee80211_hw *hw)
rtlpci->const_support_pciaspm = 2;
}
+static void rtl92se_fw_cb(const struct firmware *firmware, void *context)
+{
+ struct ieee80211_hw *hw = context;
+ struct rtl_pci_priv *pcipriv = rtl_pcipriv(hw);
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ struct rtl_pci *rtlpci = rtl_pcidev(pcipriv);
+ struct rt_firmware *pfirmware = NULL;
+ int err;
+
+ RT_TRACE(rtlpriv, COMP_ERR, DBG_LOUD,
+ ("Firmware callback routine entered!\n"));
+ complete(&rtlpriv->firmware_loading_complete);
+ if (!firmware) {
+ pr_err("Firmware %s not available\n", rtlpriv->cfg->fw_name);
+ rtlpriv->max_fw_size = 0;
+ return;
+ }
+ if (firmware->size > rtlpriv->max_fw_size) {
+ RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
+ ("Firmware is too big!\n"));
+ release_firmware(firmware);
+ return;
+ }
+ pfirmware = (struct rt_firmware *)rtlpriv->rtlhal.pfirmware;
+ memcpy(pfirmware->sz_fw_tmpbuffer, firmware->data, firmware->size);
+ pfirmware->sz_fw_tmpbufferlen = firmware->size;
+ release_firmware(firmware);
+
+ err = ieee80211_register_hw(hw);
+ if (err) {
+ RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
+ ("Can't register mac80211 hw\n"));
+ return;
+ } else {
+ rtlpriv->mac80211.mac80211_registered = 1;
+ }
+ rtlpci->irq_alloc = 1;
+ set_bit(RTL_STATUS_INTERFACE_START, &rtlpriv->status);
+
+ /*init rfkill */
+ rtl_init_rfkill(hw);
+}
+
static int rtl92s_init_sw_vars(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
- const struct firmware *firmware;
- struct rt_firmware *pfirmware = NULL;
int err = 0;
u16 earlyrxthreshold = 7;
@@ -192,27 +235,19 @@ static int rtl92s_init_sw_vars(struct ieee80211_hw *hw)
return 1;
}
+ rtlpriv->max_fw_size = sizeof(struct rt_firmware);
+
pr_info("Driver for Realtek RTL8192SE/RTL8191SE\n"
"Loading firmware %s\n", rtlpriv->cfg->fw_name);
/* request fw */
- err = request_firmware(&firmware, rtlpriv->cfg->fw_name,
- rtlpriv->io.dev);
+ err = request_firmware_nowait(THIS_MODULE, 1, rtlpriv->cfg->fw_name,
+ rtlpriv->io.dev, GFP_KERNEL, hw,
+ rtl92se_fw_cb);
if (err) {
RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
("Failed to request firmware!\n"));
return 1;
}
- if (firmware->size > sizeof(struct rt_firmware)) {
- RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
- ("Firmware is too big!\n"));
- release_firmware(firmware);
- return 1;
- }
-
- pfirmware = (struct rt_firmware *)rtlpriv->rtlhal.pfirmware;
- memcpy(pfirmware->sz_fw_tmpbuffer, firmware->data, firmware->size);
- pfirmware->sz_fw_tmpbufferlen = firmware->size;
- release_firmware(firmware);
return err;
}
diff --git a/drivers/net/wireless/rtlwifi/usb.c b/drivers/net/wireless/rtlwifi/usb.c
index e956fa7..fbbfaba 100644
--- a/drivers/net/wireless/rtlwifi/usb.c
+++ b/drivers/net/wireless/rtlwifi/usb.c
@@ -29,8 +29,8 @@
#include <linux/usb.h>
#include <linux/export.h>
-#include "core.h"
#include "wifi.h"
+#include "core.h"
#include "usb.h"
#include "base.h"
#include "ps.h"
@@ -520,12 +520,14 @@ static void _rtl_usb_rx_process_noagg(struct ieee80211_hw *hw,
u8 *pdata;
uskb = dev_alloc_skb(skb->len + 128);
- memcpy(IEEE80211_SKB_RXCB(uskb), &rx_status,
- sizeof(rx_status));
- pdata = (u8 *)skb_put(uskb, skb->len);
- memcpy(pdata, skb->data, skb->len);
+ if (uskb) { /* drop packet on allocation failure */
+ memcpy(IEEE80211_SKB_RXCB(uskb), &rx_status,
+ sizeof(rx_status));
+ pdata = (u8 *)skb_put(uskb, skb->len);
+ memcpy(pdata, skb->data, skb->len);
+ ieee80211_rx_irqsafe(hw, uskb);
+ }
dev_kfree_skb_any(skb);
- ieee80211_rx_irqsafe(hw, uskb);
} else {
dev_kfree_skb_any(skb);
}
@@ -665,15 +667,17 @@ static int rtl_usb_start(struct ieee80211_hw *hw)
struct rtl_usb *rtlusb = rtl_usbdev(rtl_usbpriv(hw));
err = rtlpriv->cfg->ops->hw_init(hw);
- rtl_init_rx_config(hw);
+ if (!err) {
+ rtl_init_rx_config(hw);
- /* Enable software */
- SET_USB_START(rtlusb);
- /* should after adapter start and interrupt enable. */
- set_hal_start(rtlhal);
+ /* Enable software */
+ SET_USB_START(rtlusb);
+ /* should after adapter start and interrupt enable. */
+ set_hal_start(rtlhal);
- /* Start bulk IN */
- _rtl_usb_receive(hw);
+ /* Start bulk IN */
+ _rtl_usb_receive(hw);
+ }
return err;
}
@@ -950,6 +954,7 @@ int __devinit rtl_usb_probe(struct usb_interface *intf,
return -ENOMEM;
}
rtlpriv = hw->priv;
+ init_completion(&rtlpriv->firmware_loading_complete);
SET_IEEE80211_DEV(hw, &intf->dev);
udev = interface_to_usbdev(intf);
usb_get_dev(udev);
@@ -984,24 +989,12 @@ int __devinit rtl_usb_probe(struct usb_interface *intf,
goto error_out;
}
- /*init rfkill */
- /* rtl_init_rfkill(hw); */
-
- err = ieee80211_register_hw(hw);
- if (err) {
- RT_TRACE(rtlpriv, COMP_INIT, DBG_EMERG,
- ("Can't register mac80211 hw.\n"));
- goto error_out;
- } else {
- rtlpriv->mac80211.mac80211_registered = 1;
- }
- set_bit(RTL_STATUS_INTERFACE_START, &rtlpriv->status);
return 0;
error_out:
rtl_deinit_core(hw);
_rtl_usb_io_handler_release(hw);
- ieee80211_free_hw(hw);
usb_put_dev(udev);
+ complete(&rtlpriv->firmware_loading_complete);
return -ENODEV;
}
EXPORT_SYMBOL(rtl_usb_probe);
@@ -1015,6 +1008,9 @@ void rtl_usb_disconnect(struct usb_interface *intf)
if (unlikely(!rtlpriv))
return;
+
+ /* just in case driver is removed before firmware callback */
+ wait_for_completion(&rtlpriv->firmware_loading_complete);
/*ieee80211_unregister_hw will call ops_stop */
if (rtlmac->mac80211_registered == 1) {
ieee80211_unregister_hw(hw);
diff --git a/drivers/net/wireless/rtlwifi/wifi.h b/drivers/net/wireless/rtlwifi/wifi.h
index cdaf142..cfd8d1c 100644
--- a/drivers/net/wireless/rtlwifi/wifi.h
+++ b/drivers/net/wireless/rtlwifi/wifi.h
@@ -36,6 +36,7 @@
#include <linux/vmalloc.h>
#include <linux/usb.h>
#include <net/mac80211.h>
+#include <linux/completion.h>
#include "debug.h"
#define RF_CHANGE_BY_INIT 0
@@ -1045,7 +1046,6 @@ struct rtl_hal {
u16 fw_subversion;
bool h2c_setinprogress;
u8 last_hmeboxnum;
- bool fw_ready;
/*Reserve page start offset except beacon in TxQ. */
u8 fw_rsvdpage_startoffset;
u8 h2c_txcmd_seq;
@@ -1591,6 +1591,7 @@ struct rtl_debug {
};
struct rtl_priv {
+ struct completion firmware_loading_complete;
struct rtl_locks locks;
struct rtl_works works;
struct rtl_mac mac80211;
@@ -1612,6 +1613,7 @@ struct rtl_priv {
struct rtl_rate_priv *rate_priv;
struct rtl_debug dbg;
+ int max_fw_size;
/*
*hal_cfg : for diff cards
diff --git a/drivers/pci/pcie/aspm.c b/drivers/pci/pcie/aspm.c
index 24f049e..2275162 100644
--- a/drivers/pci/pcie/aspm.c
+++ b/drivers/pci/pcie/aspm.c
@@ -500,9 +500,6 @@ static int pcie_aspm_sanity_check(struct pci_dev *pdev)
int pos;
u32 reg32;
- if (aspm_disabled)
- return 0;
-
/*
* Some functions in a slot might not all be PCIe functions,
* very strange. Disable ASPM for the whole slot
@@ -511,6 +508,16 @@ static int pcie_aspm_sanity_check(struct pci_dev *pdev)
pos = pci_pcie_cap(child);
if (!pos)
return -EINVAL;
+
+ /*
+ * If ASPM is disabled then we're not going to change
+ * the BIOS state. It's safe to continue even if it's a
+ * pre-1.1 device
+ */
+
+ if (aspm_disabled)
+ continue;
+
/*
* Disable ASPM for pre-1.1 PCIe device, we follow MS to use
* RBER bit to determine if a function is 1.1 version device
diff --git a/drivers/rtc/interface.c b/drivers/rtc/interface.c
index 8a1c031..565742b 100644
--- a/drivers/rtc/interface.c
+++ b/drivers/rtc/interface.c
@@ -445,6 +445,11 @@ int rtc_update_irq_enable(struct rtc_device *rtc, unsigned int enabled)
if (rtc->uie_rtctimer.enabled == enabled)
goto out;
+ if (rtc->uie_unsupported) {
+ err = -EINVAL;
+ goto out;
+ }
+
if (enabled) {
struct rtc_time tm;
ktime_t now, onesec;
@@ -763,6 +768,14 @@ static int rtc_timer_enqueue(struct rtc_device *rtc, struct rtc_timer *timer)
return 0;
}
+static void rtc_alarm_disable(struct rtc_device *rtc)
+{
+ if (!rtc->ops || !rtc->ops->alarm_irq_enable)
+ return;
+
+ rtc->ops->alarm_irq_enable(rtc->dev.parent, false);
+}
+
/**
* rtc_timer_remove - Removes a rtc_timer from the rtc_device timerqueue
* @rtc rtc device
@@ -784,8 +797,10 @@ static void rtc_timer_remove(struct rtc_device *rtc, struct rtc_timer *timer)
struct rtc_wkalrm alarm;
int err;
next = timerqueue_getnext(&rtc->timerqueue);
- if (!next)
+ if (!next) {
+ rtc_alarm_disable(rtc);
return;
+ }
alarm.time = rtc_ktime_to_tm(next->expires);
alarm.enabled = 1;
err = __rtc_set_alarm(rtc, &alarm);
@@ -847,7 +862,8 @@ again:
err = __rtc_set_alarm(rtc, &alarm);
if (err == -ETIME)
goto again;
- }
+ } else
+ rtc_alarm_disable(rtc);
mutex_unlock(&rtc->ops_lock);
}
diff --git a/drivers/rtc/rtc-mpc5121.c b/drivers/rtc/rtc-mpc5121.c
index 9d3cacc..613447a 100644
--- a/drivers/rtc/rtc-mpc5121.c
+++ b/drivers/rtc/rtc-mpc5121.c
@@ -360,6 +360,8 @@ static int __devinit mpc5121_rtc_probe(struct platform_device *op)
&mpc5200_rtc_ops, THIS_MODULE);
}
+ rtc->rtc->uie_unsupported = 1;
+
if (IS_ERR(rtc->rtc)) {
err = PTR_ERR(rtc->rtc);
goto out_free_irq;
diff --git a/drivers/scsi/scsi_transport_iscsi.c b/drivers/scsi/scsi_transport_iscsi.c
index cfd4914..e3e3c7d 100644
--- a/drivers/scsi/scsi_transport_iscsi.c
+++ b/drivers/scsi/scsi_transport_iscsi.c
@@ -1941,7 +1941,7 @@ iscsi_if_recv_msg(struct sk_buff *skb, struct nlmsghdr *nlh, uint32_t *group)
switch (nlh->nlmsg_type) {
case ISCSI_UEVENT_CREATE_SESSION:
err = iscsi_if_create_session(priv, ep, ev,
- NETLINK_CREDS(skb)->pid,
+ NETLINK_CB(skb).pid,
ev->u.c_session.initial_cmdsn,
ev->u.c_session.cmds_max,
ev->u.c_session.queue_depth);
@@ -1954,7 +1954,7 @@ iscsi_if_recv_msg(struct sk_buff *skb, struct nlmsghdr *nlh, uint32_t *group)
}
err = iscsi_if_create_session(priv, ep, ev,
- NETLINK_CREDS(skb)->pid,
+ NETLINK_CB(skb).pid,
ev->u.c_bound_session.initial_cmdsn,
ev->u.c_bound_session.cmds_max,
ev->u.c_bound_session.queue_depth);
diff --git a/drivers/staging/android/lowmemorykiller.c b/drivers/staging/android/lowmemorykiller.c
index efc7dc1..5cd2309 100644
--- a/drivers/staging/android/lowmemorykiller.c
+++ b/drivers/staging/android/lowmemorykiller.c
@@ -73,10 +73,10 @@ static int
task_notify_func(struct notifier_block *self, unsigned long val, void *data)
{
struct task_struct *task = data;
- if (task == lowmem_deathpending) {
+
+ if (task == lowmem_deathpending)
lowmem_deathpending = NULL;
- task_handoff_unregister(&task_nb);
- }
+
return NOTIFY_OK;
}
@@ -174,14 +174,12 @@ static int lowmem_shrink(struct shrinker *s, struct shrink_control *sc)
selected->pid, selected->comm,
selected_oom_adj, selected_tasksize);
/*
- * If CONFIG_PROFILING is off, then task_handoff_register()
- * is a nop. In that case we don't want to stall the killer
- * by setting lowmem_deathpending.
+ * If CONFIG_PROFILING is off, then we don't want to stall
+ * the killer by setting lowmem_deathpending.
*/
#ifdef CONFIG_PROFILING
lowmem_deathpending = selected;
lowmem_deathpending_timeout = jiffies + HZ;
- task_handoff_register(&task_nb);
#endif
force_sig(SIGKILL, selected);
rem -= selected_tasksize;
@@ -199,6 +197,7 @@ static struct shrinker lowmem_shrinker = {
static int __init lowmem_init(void)
{
+ task_handoff_register(&task_nb);
register_shrinker(&lowmem_shrinker);
return 0;
}
@@ -206,6 +205,7 @@ static int __init lowmem_init(void)
static void __exit lowmem_exit(void)
{
unregister_shrinker(&lowmem_shrinker);
+ task_handoff_unregister(&task_nb);
}
module_param_named(cost, lowmem_shrinker.seeks, int, S_IRUGO | S_IWUSR);
diff --git a/drivers/staging/media/as102/as102_fw.h b/drivers/staging/media/as102/as102_fw.h
index bd21f05..4bfc684 100644
--- a/drivers/staging/media/as102/as102_fw.h
+++ b/drivers/staging/media/as102/as102_fw.h
@@ -29,7 +29,7 @@ struct as10x_fw_pkt_t {
union {
unsigned char request[2];
unsigned char length[2];
- } u;
+ } __packed u;
struct as10x_raw_fw_pkt raw;
} __packed;
diff --git a/drivers/staging/media/as102/as10x_cmd.h b/drivers/staging/media/as102/as10x_cmd.h
index 4ea249e..e21ec6c 100644
--- a/drivers/staging/media/as102/as10x_cmd.h
+++ b/drivers/staging/media/as102/as10x_cmd.h
@@ -99,14 +99,14 @@ union as10x_turn_on {
struct {
/* request identifier */
uint16_t proc_id;
- } req;
+ } __packed req;
/* response */
struct {
/* response identifier */
uint16_t proc_id;
/* error */
uint8_t error;
- } rsp;
+ } __packed rsp;
} __packed;
union as10x_turn_off {
@@ -114,14 +114,14 @@ union as10x_turn_off {
struct {
/* request identifier */
uint16_t proc_id;
- } req;
+ } __packed req;
/* response */
struct {
/* response identifier */
uint16_t proc_id;
/* error */
uint8_t err;
- } rsp;
+ } __packed rsp;
} __packed;
union as10x_set_tune {
@@ -131,14 +131,14 @@ union as10x_set_tune {
uint16_t proc_id;
/* tune params */
struct as10x_tune_args args;
- } req;
+ } __packed req;
/* response */
struct {
/* response identifier */
uint16_t proc_id;
/* response error */
uint8_t error;
- } rsp;
+ } __packed rsp;
} __packed;
union as10x_get_tune_status {
@@ -146,7 +146,7 @@ union as10x_get_tune_status {
struct {
/* request identifier */
uint16_t proc_id;
- } req;
+ } __packed req;
/* response */
struct {
/* response identifier */
@@ -155,7 +155,7 @@ union as10x_get_tune_status {
uint8_t error;
/* tune status */
struct as10x_tune_status sts;
- } rsp;
+ } __packed rsp;
} __packed;
union as10x_get_tps {
@@ -163,7 +163,7 @@ union as10x_get_tps {
struct {
/* request identifier */
uint16_t proc_id;
- } req;
+ } __packed req;
/* response */
struct {
/* response identifier */
@@ -172,7 +172,7 @@ union as10x_get_tps {
uint8_t error;
/* tps details */
struct as10x_tps tps;
- } rsp;
+ } __packed rsp;
} __packed;
union as10x_common {
@@ -180,14 +180,14 @@ union as10x_common {
struct {
/* request identifier */
uint16_t proc_id;
- } req;
+ } __packed req;
/* response */
struct {
/* response identifier */
uint16_t proc_id;
/* response error */
uint8_t error;
- } rsp;
+ } __packed rsp;
} __packed;
union as10x_add_pid_filter {
@@ -201,7 +201,7 @@ union as10x_add_pid_filter {
uint8_t stream_type;
/* PID index in filter table */
uint8_t idx;
- } req;
+ } __packed req;
/* response */
struct {
/* response identifier */
@@ -210,7 +210,7 @@ union as10x_add_pid_filter {
uint8_t error;
/* Filter id */
uint8_t filter_id;
- } rsp;
+ } __packed rsp;
} __packed;
union as10x_del_pid_filter {
@@ -220,14 +220,14 @@ union as10x_del_pid_filter {
uint16_t proc_id;
/* PID to remove */
uint16_t pid;
- } req;
+ } __packed req;
/* response */
struct {
/* response identifier */
uint16_t proc_id;
/* response error */
uint8_t error;
- } rsp;
+ } __packed rsp;
} __packed;
union as10x_start_streaming {
@@ -235,14 +235,14 @@ union as10x_start_streaming {
struct {
/* request identifier */
uint16_t proc_id;
- } req;
+ } __packed req;
/* response */
struct {
/* response identifier */
uint16_t proc_id;
/* error */
uint8_t error;
- } rsp;
+ } __packed rsp;
} __packed;
union as10x_stop_streaming {
@@ -250,14 +250,14 @@ union as10x_stop_streaming {
struct {
/* request identifier */
uint16_t proc_id;
- } req;
+ } __packed req;
/* response */
struct {
/* response identifier */
uint16_t proc_id;
/* error */
uint8_t error;
- } rsp;
+ } __packed rsp;
} __packed;
union as10x_get_demod_stats {
@@ -265,7 +265,7 @@ union as10x_get_demod_stats {
struct {
/* request identifier */
uint16_t proc_id;
- } req;
+ } __packed req;
/* response */
struct {
/* response identifier */
@@ -274,7 +274,7 @@ union as10x_get_demod_stats {
uint8_t error;
/* demod stats */
struct as10x_demod_stats stats;
- } rsp;
+ } __packed rsp;
} __packed;
union as10x_get_impulse_resp {
@@ -282,7 +282,7 @@ union as10x_get_impulse_resp {
struct {
/* request identifier */
uint16_t proc_id;
- } req;
+ } __packed req;
/* response */
struct {
/* response identifier */
@@ -291,7 +291,7 @@ union as10x_get_impulse_resp {
uint8_t error;
/* impulse response ready */
uint8_t is_ready;
- } rsp;
+ } __packed rsp;
} __packed;
union as10x_fw_context {
@@ -305,7 +305,7 @@ union as10x_fw_context {
uint16_t tag;
/* context request type */
uint16_t type;
- } req;
+ } __packed req;
/* response */
struct {
/* response identifier */
@@ -316,7 +316,7 @@ union as10x_fw_context {
uint16_t type;
/* error */
uint8_t error;
- } rsp;
+ } __packed rsp;
} __packed;
union as10x_set_register {
@@ -328,14 +328,14 @@ union as10x_set_register {
struct as10x_register_addr reg_addr;
/* register content */
struct as10x_register_value reg_val;
- } req;
+ } __packed req;
/* response */
struct {
/* response identifier */
uint16_t proc_id;
/* error */
uint8_t error;
- } rsp;
+ } __packed rsp;
} __packed;
union as10x_get_register {
@@ -345,7 +345,7 @@ union as10x_get_register {
uint16_t proc_id;
/* register description */
struct as10x_register_addr reg_addr;
- } req;
+ } __packed req;
/* response */
struct {
/* response identifier */
@@ -354,7 +354,7 @@ union as10x_get_register {
uint8_t error;
/* register content */
struct as10x_register_value reg_val;
- } rsp;
+ } __packed rsp;
} __packed;
union as10x_cfg_change_mode {
@@ -364,14 +364,14 @@ union as10x_cfg_change_mode {
uint16_t proc_id;
/* mode */
uint8_t mode;
- } req;
+ } __packed req;
/* response */
struct {
/* response identifier */
uint16_t proc_id;
/* error */
uint8_t error;
- } rsp;
+ } __packed rsp;
} __packed;
struct as10x_cmd_header_t {
@@ -394,7 +394,7 @@ union as10x_dump_memory {
struct as10x_register_addr reg_addr;
/* nb blocks to read */
uint16_t num_blocks;
- } req;
+ } __packed req;
/* response */
struct {
/* response identifier */
@@ -408,8 +408,8 @@ union as10x_dump_memory {
uint8_t data8[DUMP_BLOCK_SIZE];
uint16_t data16[DUMP_BLOCK_SIZE / sizeof(uint16_t)];
uint32_t data32[DUMP_BLOCK_SIZE / sizeof(uint32_t)];
- } u;
- } rsp;
+ } __packed u;
+ } __packed rsp;
} __packed;
union as10x_dumplog_memory {
@@ -418,7 +418,7 @@ union as10x_dumplog_memory {
uint16_t proc_id;
/* dump memory type request */
uint8_t dump_req;
- } req;
+ } __packed req;
struct {
/* request identifier */
uint16_t proc_id;
@@ -428,7 +428,7 @@ union as10x_dumplog_memory {
uint8_t dump_rsp;
/* dump data */
uint8_t data[DUMP_BLOCK_SIZE];
- } rsp;
+ } __packed rsp;
} __packed;
union as10x_raw_data {
@@ -437,14 +437,14 @@ union as10x_raw_data {
uint16_t proc_id;
uint8_t data[64 - sizeof(struct as10x_cmd_header_t)
- 2 /* proc_id */];
- } req;
+ } __packed req;
/* response */
struct {
uint16_t proc_id;
uint8_t error;
uint8_t data[64 - sizeof(struct as10x_cmd_header_t)
- 2 /* proc_id */ - 1 /* rc */];
- } rsp;
+ } __packed rsp;
} __packed;
struct as10x_cmd_t {
@@ -469,7 +469,7 @@ struct as10x_cmd_t {
union as10x_dump_memory dump_memory;
union as10x_dumplog_memory dumplog_memory;
union as10x_raw_data raw_data;
- } body;
+ } __packed body;
} __packed;
struct as10x_token_cmd_t {
diff --git a/drivers/staging/media/as102/as10x_types.h b/drivers/staging/media/as102/as10x_types.h
index fde8140..af26e05 100644
--- a/drivers/staging/media/as102/as10x_types.h
+++ b/drivers/staging/media/as102/as10x_types.h
@@ -181,7 +181,7 @@ struct as10x_register_value {
uint8_t value8; /* 8 bit value */
uint16_t value16; /* 16 bit value */
uint32_t value32; /* 32 bit value */
- } u;
+ } __packed u;
} __packed;
struct as10x_register_addr {
diff --git a/drivers/staging/octeon/ethernet-mdio.c b/drivers/staging/octeon/ethernet-mdio.c
index 63800ba..e31949c 100644
--- a/drivers/staging/octeon/ethernet-mdio.c
+++ b/drivers/staging/octeon/ethernet-mdio.c
@@ -164,9 +164,9 @@ int cvm_oct_phy_setup_device(struct net_device *dev)
int phy_addr = cvmx_helper_board_get_mii_address(priv->port);
if (phy_addr != -1) {
- char phy_id[20];
+ char phy_id[MII_BUS_ID_SIZE + 3];
- snprintf(phy_id, sizeof(phy_id), PHY_ID_FMT, "0", phy_addr);
+ snprintf(phy_id, sizeof(phy_id), PHY_ID_FMT, "mdio-octeon-0", phy_addr);
priv->phydev = phy_connect(dev, phy_id, cvm_oct_adjust_link, 0,
PHY_INTERFACE_MODE_GMII);
diff --git a/drivers/staging/rtl8712/Kconfig b/drivers/staging/rtl8712/Kconfig
index ea37473..6a43312 100644
--- a/drivers/staging/rtl8712/Kconfig
+++ b/drivers/staging/rtl8712/Kconfig
@@ -9,13 +9,6 @@ config R8712U
This option adds the Realtek RTL8712 USB device such as the D-Link DWA-130.
If built as a module, it will be called r8712u.
-config R8712_AP
- bool "Realtek RTL8712U AP code"
- depends on R8712U
- default N
- ---help---
- This option allows the Realtek RTL8712 USB device to be an Access Point.
-
config R8712_TX_AGGR
bool "Realtek RTL8712U Transmit Aggregation code"
depends on R8712U && BROKEN
diff --git a/drivers/staging/rtl8712/os_intfs.c b/drivers/staging/rtl8712/os_intfs.c
index 98a3d68..fb11743 100644
--- a/drivers/staging/rtl8712/os_intfs.c
+++ b/drivers/staging/rtl8712/os_intfs.c
@@ -476,8 +476,6 @@ static int netdev_close(struct net_device *pnetdev)
r8712_free_assoc_resources(padapter);
/*s2-4.*/
r8712_free_network_queue(padapter);
- /* The interface is no longer Up: */
- padapter->bup = false;
release_firmware(padapter->fw);
/* never exit with a firmware callback pending */
wait_for_completion(&padapter->rtl8712_fw_ready);
diff --git a/drivers/staging/rtl8712/rtl871x_ioctl_linux.c b/drivers/staging/rtl8712/rtl871x_ioctl_linux.c
index 507584b8..ef35bc2 100644
--- a/drivers/staging/rtl8712/rtl871x_ioctl_linux.c
+++ b/drivers/staging/rtl8712/rtl871x_ioctl_linux.c
@@ -2380,13 +2380,7 @@ static struct iw_statistics *r871x_get_wireless_stats(struct net_device *dev)
tmp_qual = padapter->recvpriv.signal;
tmp_noise = padapter->recvpriv.noise;
piwstats->qual.level = tmp_level;
- /*piwstats->qual.qual = tmp_qual;
- * The NetworkManager of Fedora 10, 13 will use the link
- * quality for its display.
- * So, use the fw_rssi on link quality variable because
- * fw_rssi will be updated per 2 seconds.
- */
- piwstats->qual.qual = tmp_level;
+ piwstats->qual.qual = tmp_qual;
piwstats->qual.noise = tmp_noise;
}
piwstats->qual.updated = IW_QUAL_ALL_UPDATED;
diff --git a/drivers/staging/rtl8712/rtl871x_sta_mgt.c b/drivers/staging/rtl8712/rtl871x_sta_mgt.c
index 81bde80..1247b3d 100644
--- a/drivers/staging/rtl8712/rtl871x_sta_mgt.c
+++ b/drivers/staging/rtl8712/rtl871x_sta_mgt.c
@@ -42,10 +42,8 @@ static void _init_stainfo(struct sta_info *psta)
_init_listhead(&psta->hash_list);
_r8712_init_sta_xmit_priv(&psta->sta_xmitpriv);
_r8712_init_sta_recv_priv(&psta->sta_recvpriv);
-#ifdef CONFIG_R8712_AP
_init_listhead(&psta->asoc_list);
_init_listhead(&psta->auth_list);
-#endif
}
u32 _r8712_init_sta_priv(struct sta_priv *pstapriv)
@@ -72,10 +70,8 @@ u32 _r8712_init_sta_priv(struct sta_priv *pstapriv)
get_list_head(&pstapriv->free_sta_queue));
psta++;
}
-#ifdef CONFIG_R8712_AP
_init_listhead(&pstapriv->asoc_list);
_init_listhead(&pstapriv->auth_list);
-#endif
return _SUCCESS;
}
diff --git a/drivers/staging/rtl8712/sta_info.h b/drivers/staging/rtl8712/sta_info.h
index 48d6a14..f8016e9 100644
--- a/drivers/staging/rtl8712/sta_info.h
+++ b/drivers/staging/rtl8712/sta_info.h
@@ -90,7 +90,6 @@ struct sta_info {
* curr_network(mlme_priv/security_priv/qos/ht) : AP CAP/INFO
* sta_info: (AP & STA) CAP/INFO
*/
-#ifdef CONFIG_R8712_AP
struct list_head asoc_list;
struct list_head auth_list;
unsigned int expire_to;
@@ -98,7 +97,6 @@ struct sta_info {
unsigned int authalg;
unsigned char chg_txt[128];
unsigned int tx_ra_bitmap;
-#endif
};
struct sta_priv {
@@ -111,13 +109,11 @@ struct sta_priv {
struct __queue sleep_q;
struct __queue wakeup_q;
struct _adapter *padapter;
-#ifdef CONFIG_R8712_AP
struct list_head asoc_list;
struct list_head auth_list;
unsigned int auth_to; /* sec, time to expire in authenticating. */
unsigned int assoc_to; /* sec, time to expire before associating. */
unsigned int expire_to; /* sec , time to expire after associated. */
-#endif
};
static inline u32 wifi_mac_hash(u8 *mac)
diff --git a/drivers/staging/vme/devices/vme_pio2.h b/drivers/staging/vme/devices/vme_pio2.h
index 3c59313..72d9ce0 100644
--- a/drivers/staging/vme/devices/vme_pio2.h
+++ b/drivers/staging/vme/devices/vme_pio2.h
@@ -243,7 +243,7 @@ struct pio2_card {
int pio2_cntr_reset(struct pio2_card *);
int pio2_gpio_reset(struct pio2_card *);
-int __init pio2_gpio_init(struct pio2_card *);
-void __exit pio2_gpio_exit(struct pio2_card *);
+int __devinit pio2_gpio_init(struct pio2_card *);
+void pio2_gpio_exit(struct pio2_card *);
#endif /* _VME_PIO2_H_ */
diff --git a/drivers/staging/vme/devices/vme_pio2_gpio.c b/drivers/staging/vme/devices/vme_pio2_gpio.c
index dc837de..8584849 100644
--- a/drivers/staging/vme/devices/vme_pio2_gpio.c
+++ b/drivers/staging/vme/devices/vme_pio2_gpio.c
@@ -187,7 +187,7 @@ int pio2_gpio_reset(struct pio2_card *card)
return 0;
}
-int __init pio2_gpio_init(struct pio2_card *card)
+int __devinit pio2_gpio_init(struct pio2_card *card)
{
int retval = 0;
char *label;
@@ -220,7 +220,7 @@ int __init pio2_gpio_init(struct pio2_card *card)
return retval;
};
-void __exit pio2_gpio_exit(struct pio2_card *card)
+void pio2_gpio_exit(struct pio2_card *card)
{
const char *label = card->gc.label;
diff --git a/drivers/staging/zcache/zcache-main.c b/drivers/staging/zcache/zcache-main.c
index ef7c52b..dce04be 100644
--- a/drivers/staging/zcache/zcache-main.c
+++ b/drivers/staging/zcache/zcache-main.c
@@ -299,10 +299,12 @@ static void zbud_free_and_delist(struct zbud_hdr *zh)
struct zbud_page *zbpg =
container_of(zh, struct zbud_page, buddy[budnum]);
+ spin_lock(&zbud_budlists_spinlock);
spin_lock(&zbpg->lock);
if (list_empty(&zbpg->bud_list)) {
/* ignore zombie page... see zbud_evict_pages() */
spin_unlock(&zbpg->lock);
+ spin_unlock(&zbud_budlists_spinlock);
return;
}
size = zbud_free(zh);
@@ -310,7 +312,6 @@ static void zbud_free_and_delist(struct zbud_hdr *zh)
zh_other = &zbpg->buddy[(budnum == 0) ? 1 : 0];
if (zh_other->size == 0) { /* was unbuddied: unlist and free */
chunks = zbud_size_to_chunks(size) ;
- spin_lock(&zbud_budlists_spinlock);
BUG_ON(list_empty(&zbud_unbuddied[chunks].list));
list_del_init(&zbpg->bud_list);
zbud_unbuddied[chunks].count--;
@@ -318,7 +319,6 @@ static void zbud_free_and_delist(struct zbud_hdr *zh)
zbud_free_raw_page(zbpg);
} else { /* was buddied: move remaining buddy to unbuddied list */
chunks = zbud_size_to_chunks(zh_other->size) ;
- spin_lock(&zbud_budlists_spinlock);
list_del_init(&zbpg->bud_list);
zcache_zbud_buddied_count--;
list_add_tail(&zbpg->bud_list, &zbud_unbuddied[chunks].list);
diff --git a/drivers/target/iscsi/iscsi_target.c b/drivers/target/iscsi/iscsi_target.c
index 501b27c..97c74ee 100644
--- a/drivers/target/iscsi/iscsi_target.c
+++ b/drivers/target/iscsi/iscsi_target.c
@@ -780,7 +780,7 @@ static int iscsit_alloc_buffs(struct iscsi_cmd *cmd)
struct scatterlist *sgl;
u32 length = cmd->se_cmd.data_length;
int nents = DIV_ROUND_UP(length, PAGE_SIZE);
- int i = 0, ret;
+ int i = 0, j = 0, ret;
/*
* If no SCSI payload is present, allocate the default iovecs used for
* iSCSI PDU Header
@@ -821,17 +821,15 @@ static int iscsit_alloc_buffs(struct iscsi_cmd *cmd)
*/
ret = iscsit_allocate_iovecs(cmd);
if (ret < 0)
- goto page_alloc_failed;
+ return -ENOMEM;
return 0;
page_alloc_failed:
- while (i >= 0) {
- __free_page(sg_page(&sgl[i]));
- i--;
- }
- kfree(cmd->t_mem_sg);
- cmd->t_mem_sg = NULL;
+ while (j < i)
+ __free_page(sg_page(&sgl[j++]));
+
+ kfree(sgl);
return -ENOMEM;
}
diff --git a/drivers/target/iscsi/iscsi_target_configfs.c b/drivers/target/iscsi/iscsi_target_configfs.c
index 6b35b37..dcef63b 100644
--- a/drivers/target/iscsi/iscsi_target_configfs.c
+++ b/drivers/target/iscsi/iscsi_target_configfs.c
@@ -812,9 +812,6 @@ static struct se_node_acl *lio_target_make_nodeacl(
if (!se_nacl_new)
return ERR_PTR(-ENOMEM);
- acl = container_of(se_nacl_new, struct iscsi_node_acl,
- se_node_acl);
-
cmdsn_depth = ISCSI_TPG_ATTRIB(tpg)->default_cmdsn_depth;
/*
* se_nacl_new may be released by core_tpg_add_initiator_node_acl()
@@ -825,7 +822,8 @@ static struct se_node_acl *lio_target_make_nodeacl(
if (IS_ERR(se_nacl))
return se_nacl;
- stats_cg = &acl->se_node_acl.acl_fabric_stat_group;
+ acl = container_of(se_nacl, struct iscsi_node_acl, se_node_acl);
+ stats_cg = &se_nacl->acl_fabric_stat_group;
stats_cg->default_groups = kzalloc(sizeof(struct config_group) * 2,
GFP_KERNEL);
diff --git a/drivers/target/loopback/tcm_loop.c b/drivers/target/loopback/tcm_loop.c
index c47ff7f..92573c9 100644
--- a/drivers/target/loopback/tcm_loop.c
+++ b/drivers/target/loopback/tcm_loop.c
@@ -855,6 +855,9 @@ static int tcm_loop_queue_data_in(struct se_cmd *se_cmd)
sc->result = SAM_STAT_GOOD;
set_host_byte(sc, DID_OK);
+ if ((se_cmd->se_cmd_flags & SCF_OVERFLOW_BIT) ||
+ (se_cmd->se_cmd_flags & SCF_UNDERFLOW_BIT))
+ scsi_set_resid(sc, se_cmd->residual_count);
sc->scsi_done(sc);
return 0;
}
@@ -880,6 +883,9 @@ static int tcm_loop_queue_status(struct se_cmd *se_cmd)
sc->result = se_cmd->scsi_status;
set_host_byte(sc, DID_OK);
+ if ((se_cmd->se_cmd_flags & SCF_OVERFLOW_BIT) ||
+ (se_cmd->se_cmd_flags & SCF_UNDERFLOW_BIT))
+ scsi_set_resid(sc, se_cmd->residual_count);
sc->scsi_done(sc);
return 0;
}
diff --git a/drivers/target/target_core_alua.c b/drivers/target/target_core_alua.c
index 01a2691..c7746a3 100644
--- a/drivers/target/target_core_alua.c
+++ b/drivers/target/target_core_alua.c
@@ -30,6 +30,7 @@
#include <linux/export.h>
#include <scsi/scsi.h>
#include <scsi/scsi_cmnd.h>
+#include <asm/unaligned.h>
#include <target/target_core_base.h>
#include <target/target_core_backend.h>
@@ -267,8 +268,7 @@ int target_emulate_set_target_port_groups(struct se_task *task)
* changed.
*/
if (primary) {
- tg_pt_id = ((ptr[2] << 8) & 0xff);
- tg_pt_id |= (ptr[3] & 0xff);
+ tg_pt_id = get_unaligned_be16(ptr + 2);
/*
* Locate the matching target port group ID from
* the global tg_pt_gp list
@@ -312,8 +312,7 @@ int target_emulate_set_target_port_groups(struct se_task *task)
* the Target Port in question for the the incoming
* SET_TARGET_PORT_GROUPS op.
*/
- rtpi = ((ptr[2] << 8) & 0xff);
- rtpi |= (ptr[3] & 0xff);
+ rtpi = get_unaligned_be16(ptr + 2);
/*
* Locate the matching relative target port identifer
* for the struct se_device storage object.
diff --git a/drivers/target/target_core_cdb.c b/drivers/target/target_core_cdb.c
index f3d71fa..4f65b25 100644
--- a/drivers/target/target_core_cdb.c
+++ b/drivers/target/target_core_cdb.c
@@ -66,32 +66,15 @@ target_fill_alua_data(struct se_port *port, unsigned char *buf)
}
static int
-target_emulate_inquiry_std(struct se_cmd *cmd)
+target_emulate_inquiry_std(struct se_cmd *cmd, char *buf)
{
struct se_lun *lun = cmd->se_lun;
struct se_device *dev = cmd->se_dev;
- struct se_portal_group *tpg = lun->lun_sep->sep_tpg;
- unsigned char *buf;
- /*
- * Make sure we at least have 6 bytes of INQUIRY response
- * payload going back for EVPD=0
- */
- if (cmd->data_length < 6) {
- pr_err("SCSI Inquiry payload length: %u"
- " too small for EVPD=0\n", cmd->data_length);
- return -EINVAL;
- }
+ /* Set RMB (removable media) for tape devices */
+ if (dev->transport->get_device_type(dev) == TYPE_TAPE)
+ buf[1] = 0x80;
- buf = transport_kmap_data_sg(cmd);
-
- if (dev == tpg->tpg_virt_lun0.lun_se_dev) {
- buf[0] = 0x3f; /* Not connected */
- } else {
- buf[0] = dev->transport->get_device_type(dev);
- if (buf[0] == TYPE_TAPE)
- buf[1] = 0x80;
- }
buf[2] = dev->transport->get_device_rev(dev);
/*
@@ -112,29 +95,13 @@ target_emulate_inquiry_std(struct se_cmd *cmd)
if (dev->se_sub_dev->t10_alua.alua_type == SPC3_ALUA_EMULATED)
target_fill_alua_data(lun->lun_sep, buf);
- if (cmd->data_length < 8) {
- buf[4] = 1; /* Set additional length to 1 */
- goto out;
- }
-
- buf[7] = 0x32; /* Sync=1 and CmdQue=1 */
-
- /*
- * Do not include vendor, product, reversion info in INQUIRY
- * response payload for cdbs with a small allocation length.
- */
- if (cmd->data_length < 36) {
- buf[4] = 3; /* Set additional length to 3 */
- goto out;
- }
+ buf[7] = 0x2; /* CmdQue=1 */
snprintf(&buf[8], 8, "LIO-ORG");
snprintf(&buf[16], 16, "%s", dev->se_sub_dev->t10_wwn.model);
snprintf(&buf[32], 4, "%s", dev->se_sub_dev->t10_wwn.revision);
buf[4] = 31; /* Set additional length to 31 */
-out:
- transport_kunmap_data_sg(cmd);
return 0;
}
@@ -152,12 +119,6 @@ target_emulate_evpd_80(struct se_cmd *cmd, unsigned char *buf)
unit_serial_len = strlen(dev->se_sub_dev->t10_wwn.unit_serial);
unit_serial_len++; /* For NULL Terminator */
- if (((len + 4) + unit_serial_len) > cmd->data_length) {
- len += unit_serial_len;
- buf[2] = ((len >> 8) & 0xff);
- buf[3] = (len & 0xff);
- return 0;
- }
len += sprintf(&buf[4], "%s",
dev->se_sub_dev->t10_wwn.unit_serial);
len++; /* Extra Byte for NULL Terminator */
@@ -229,9 +190,6 @@ target_emulate_evpd_83(struct se_cmd *cmd, unsigned char *buf)
if (!(dev->se_sub_dev->su_dev_flags & SDF_EMULATED_VPD_UNIT_SERIAL))
goto check_t10_vend_desc;
- if (off + 20 > cmd->data_length)
- goto check_t10_vend_desc;
-
/* CODE SET == Binary */
buf[off++] = 0x1;
@@ -283,12 +241,6 @@ check_t10_vend_desc:
strlen(&dev->se_sub_dev->t10_wwn.unit_serial[0]);
unit_serial_len++; /* For NULL Terminator */
- if ((len + (id_len + 4) +
- (prod_len + unit_serial_len)) >
- cmd->data_length) {
- len += (prod_len + unit_serial_len);
- goto check_port;
- }
id_len += sprintf(&buf[off+12], "%s:%s", prod,
&dev->se_sub_dev->t10_wwn.unit_serial[0]);
}
@@ -306,7 +258,6 @@ check_t10_vend_desc:
/*
* struct se_port is only set for INQUIRY VPD=1 through $FABRIC_MOD
*/
-check_port:
port = lun->lun_sep;
if (port) {
struct t10_alua_lu_gp *lu_gp;
@@ -323,10 +274,6 @@ check_port:
* Get the PROTOCOL IDENTIFIER as defined by spc4r17
* section 7.5.1 Table 362
*/
- if (((len + 4) + 8) > cmd->data_length) {
- len += 8;
- goto check_tpgi;
- }
buf[off] =
(tpg->se_tpg_tfo->get_fabric_proto_ident(tpg) << 4);
buf[off++] |= 0x1; /* CODE SET == Binary */
@@ -350,15 +297,10 @@ check_port:
* Get the PROTOCOL IDENTIFIER as defined by spc4r17
* section 7.5.1 Table 362
*/
-check_tpgi:
if (dev->se_sub_dev->t10_alua.alua_type !=
SPC3_ALUA_EMULATED)
goto check_scsi_name;
- if (((len + 4) + 8) > cmd->data_length) {
- len += 8;
- goto check_lu_gp;
- }
tg_pt_gp_mem = port->sep_alua_tg_pt_gp_mem;
if (!tg_pt_gp_mem)
goto check_lu_gp;
@@ -391,10 +333,6 @@ check_tpgi:
* section 7.7.3.8
*/
check_lu_gp:
- if (((len + 4) + 8) > cmd->data_length) {
- len += 8;
- goto check_scsi_name;
- }
lu_gp_mem = dev->dev_alua_lu_gp_mem;
if (!lu_gp_mem)
goto check_scsi_name;
@@ -435,10 +373,6 @@ check_scsi_name:
/* Header size + Designation descriptor */
scsi_name_len += 4;
- if (((len + 4) + scsi_name_len) > cmd->data_length) {
- len += scsi_name_len;
- goto set_len;
- }
buf[off] =
(tpg->se_tpg_tfo->get_fabric_proto_ident(tpg) << 4);
buf[off++] |= 0x3; /* CODE SET == UTF-8 */
@@ -474,7 +408,6 @@ check_scsi_name:
/* Header size + Designation descriptor */
len += (scsi_name_len + 4);
}
-set_len:
buf[2] = ((len >> 8) & 0xff);
buf[3] = (len & 0xff); /* Page Length for VPD 0x83 */
return 0;
@@ -484,9 +417,6 @@ set_len:
static int
target_emulate_evpd_86(struct se_cmd *cmd, unsigned char *buf)
{
- if (cmd->data_length < 60)
- return 0;
-
buf[3] = 0x3c;
/* Set HEADSUP, ORDSUP, SIMPSUP */
buf[5] = 0x07;
@@ -512,20 +442,6 @@ target_emulate_evpd_b0(struct se_cmd *cmd, unsigned char *buf)
if (dev->se_sub_dev->se_dev_attrib.emulate_tpu || dev->se_sub_dev->se_dev_attrib.emulate_tpws)
have_tp = 1;
- if (cmd->data_length < (0x10 + 4)) {
- pr_debug("Received data_length: %u"
- " too small for EVPD 0xb0\n",
- cmd->data_length);
- return -EINVAL;
- }
-
- if (have_tp && cmd->data_length < (0x3c + 4)) {
- pr_debug("Received data_length: %u"
- " too small for TPE=1 EVPD 0xb0\n",
- cmd->data_length);
- have_tp = 0;
- }
-
buf[0] = dev->transport->get_device_type(dev);
buf[3] = have_tp ? 0x3c : 0x10;
@@ -548,10 +464,9 @@ target_emulate_evpd_b0(struct se_cmd *cmd, unsigned char *buf)
put_unaligned_be32(dev->se_sub_dev->se_dev_attrib.optimal_sectors, &buf[12]);
/*
- * Exit now if we don't support TP or the initiator sent a too
- * short buffer.
+ * Exit now if we don't support TP.
*/
- if (!have_tp || cmd->data_length < (0x3c + 4))
+ if (!have_tp)
return 0;
/*
@@ -589,10 +504,7 @@ target_emulate_evpd_b1(struct se_cmd *cmd, unsigned char *buf)
buf[0] = dev->transport->get_device_type(dev);
buf[3] = 0x3c;
-
- if (cmd->data_length >= 5 &&
- dev->se_sub_dev->se_dev_attrib.is_nonrot)
- buf[5] = 1;
+ buf[5] = dev->se_sub_dev->se_dev_attrib.is_nonrot ? 1 : 0;
return 0;
}
@@ -671,8 +583,6 @@ target_emulate_evpd_00(struct se_cmd *cmd, unsigned char *buf)
{
int p;
- if (cmd->data_length < 8)
- return 0;
/*
* Only report the INQUIRY EVPD=1 pages after a valid NAA
* Registered Extended LUN WWN has been set via ConfigFS
@@ -681,8 +591,7 @@ target_emulate_evpd_00(struct se_cmd *cmd, unsigned char *buf)
if (cmd->se_dev->se_sub_dev->su_dev_flags &
SDF_EMULATED_VPD_UNIT_SERIAL) {
buf[3] = ARRAY_SIZE(evpd_handlers);
- for (p = 0; p < min_t(int, ARRAY_SIZE(evpd_handlers),
- cmd->data_length - 4); ++p)
+ for (p = 0; p < ARRAY_SIZE(evpd_handlers); ++p)
buf[p + 4] = evpd_handlers[p].page;
}
@@ -693,45 +602,54 @@ int target_emulate_inquiry(struct se_task *task)
{
struct se_cmd *cmd = task->task_se_cmd;
struct se_device *dev = cmd->se_dev;
- unsigned char *buf;
+ struct se_portal_group *tpg = cmd->se_lun->lun_sep->sep_tpg;
+ unsigned char *buf, *map_buf;
unsigned char *cdb = cmd->t_task_cdb;
int p, ret;
+ map_buf = transport_kmap_data_sg(cmd);
+ /*
+ * If SCF_PASSTHROUGH_SG_TO_MEM_NOALLOC is not set, then we
+ * know we actually allocated a full page. Otherwise, if the
+ * data buffer is too small, allocate a temporary buffer so we
+ * don't have to worry about overruns in all our INQUIRY
+ * emulation handling.
+ */
+ if (cmd->data_length < SE_INQUIRY_BUF &&
+ (cmd->se_cmd_flags & SCF_PASSTHROUGH_SG_TO_MEM_NOALLOC)) {
+ buf = kzalloc(SE_INQUIRY_BUF, GFP_KERNEL);
+ if (!buf) {
+ transport_kunmap_data_sg(cmd);
+ cmd->scsi_sense_reason = TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
+ return -ENOMEM;
+ }
+ } else {
+ buf = map_buf;
+ }
+
+ if (dev == tpg->tpg_virt_lun0.lun_se_dev)
+ buf[0] = 0x3f; /* Not connected */
+ else
+ buf[0] = dev->transport->get_device_type(dev);
+
if (!(cdb[1] & 0x1)) {
if (cdb[2]) {
pr_err("INQUIRY with EVPD==0 but PAGE CODE=%02x\n",
cdb[2]);
cmd->scsi_sense_reason = TCM_INVALID_CDB_FIELD;
- return -EINVAL;
+ ret = -EINVAL;
+ goto out;
}
- ret = target_emulate_inquiry_std(cmd);
+ ret = target_emulate_inquiry_std(cmd, buf);
goto out;
}
- /*
- * Make sure we at least have 4 bytes of INQUIRY response
- * payload for 0x00 going back for EVPD=1. Note that 0x80
- * and 0x83 will check for enough payload data length and
- * jump to set_len: label when there is not enough inquiry EVPD
- * payload length left for the next outgoing EVPD metadata
- */
- if (cmd->data_length < 4) {
- pr_err("SCSI Inquiry payload length: %u"
- " too small for EVPD=1\n", cmd->data_length);
- cmd->scsi_sense_reason = TCM_INVALID_CDB_FIELD;
- return -EINVAL;
- }
-
- buf = transport_kmap_data_sg(cmd);
-
- buf[0] = dev->transport->get_device_type(dev);
-
for (p = 0; p < ARRAY_SIZE(evpd_handlers); ++p) {
if (cdb[2] == evpd_handlers[p].page) {
buf[1] = cdb[2];
ret = evpd_handlers[p].emulate(cmd, buf);
- goto out_unmap;
+ goto out;
}
}
@@ -739,9 +657,13 @@ int target_emulate_inquiry(struct se_task *task)
cmd->scsi_sense_reason = TCM_INVALID_CDB_FIELD;
ret = -EINVAL;
-out_unmap:
- transport_kunmap_data_sg(cmd);
out:
+ if (buf != map_buf) {
+ memcpy(map_buf, buf, cmd->data_length);
+ kfree(buf);
+ }
+ transport_kunmap_data_sg(cmd);
+
if (!ret) {
task->task_scsi_status = GOOD;
transport_complete_task(task, 1);
diff --git a/drivers/target/target_core_device.c b/drivers/target/target_core_device.c
index edbcabb..ce6400d 100644
--- a/drivers/target/target_core_device.c
+++ b/drivers/target/target_core_device.c
@@ -657,7 +657,9 @@ int target_report_luns(struct se_task *se_task)
unsigned char *buf;
u32 cdb_offset = 0, lun_count = 0, offset = 8, i;
- buf = (unsigned char *) transport_kmap_data_sg(se_cmd);
+ buf = transport_kmap_data_sg(se_cmd);
+ if (!buf)
+ return -ENOMEM;
/*
* If no struct se_session pointer is present, this struct se_cmd is
@@ -695,12 +697,12 @@ int target_report_luns(struct se_task *se_task)
* See SPC3 r07, page 159.
*/
done:
- transport_kunmap_data_sg(se_cmd);
lun_count *= 8;
buf[0] = ((lun_count >> 24) & 0xff);
buf[1] = ((lun_count >> 16) & 0xff);
buf[2] = ((lun_count >> 8) & 0xff);
buf[3] = (lun_count & 0xff);
+ transport_kunmap_data_sg(se_cmd);
se_task->task_scsi_status = GOOD;
transport_complete_task(se_task, 1);
diff --git a/drivers/target/tcm_fc/tfc_cmd.c b/drivers/target/tcm_fc/tfc_cmd.c
index 9e7e26c..ced9e8a 100644
--- a/drivers/target/tcm_fc/tfc_cmd.c
+++ b/drivers/target/tcm_fc/tfc_cmd.c
@@ -325,10 +325,12 @@ static void ft_send_resp_status(struct fc_lport *lport,
fc_fill_reply_hdr(fp, rx_fp, FC_RCTL_DD_CMD_STATUS, 0);
sp = fr_seq(fp);
- if (sp)
+ if (sp) {
lport->tt.seq_send(lport, sp, fp);
- else
+ lport->tt.exch_done(sp);
+ } else {
lport->tt.frame_send(lport, fp);
+ }
}
/*
diff --git a/drivers/tty/moxa.c b/drivers/tty/moxa.c
index d15a071..0174d2d 100644
--- a/drivers/tty/moxa.c
+++ b/drivers/tty/moxa.c
@@ -1331,7 +1331,7 @@ static void moxa_start(struct tty_struct *tty)
if (ch == NULL)
return;
- if (!(ch->statusflags & TXSTOPPED))
+ if (!test_bit(TXSTOPPED, &ch->statusflags))
return;
MoxaPortTxEnable(ch);
diff --git a/drivers/tty/serial/omap-serial.c b/drivers/tty/serial/omap-serial.c
index f809041..0121486 100644
--- a/drivers/tty/serial/omap-serial.c
+++ b/drivers/tty/serial/omap-serial.c
@@ -159,7 +159,7 @@ static void serial_omap_stop_tx(struct uart_port *port)
serial_out(up, UART_IER, up->ier);
}
- if (!up->use_dma && pdata->set_forceidle)
+ if (!up->use_dma && pdata && pdata->set_forceidle)
pdata->set_forceidle(up->pdev);
pm_runtime_mark_last_busy(&up->pdev->dev);
@@ -298,7 +298,7 @@ static void serial_omap_start_tx(struct uart_port *port)
if (!up->use_dma) {
pm_runtime_get_sync(&up->pdev->dev);
serial_omap_enable_ier_thri(up);
- if (pdata->set_noidle)
+ if (pdata && pdata->set_noidle)
pdata->set_noidle(up->pdev);
pm_runtime_mark_last_busy(&up->pdev->dev);
pm_runtime_put_autosuspend(&up->pdev->dev);
@@ -1613,7 +1613,7 @@ static int serial_omap_runtime_resume(struct device *dev)
struct uart_omap_port *up = dev_get_drvdata(dev);
struct omap_uart_port_info *pdata = dev->platform_data;
- if (up) {
+ if (up && pdata) {
if (pdata->get_context_loss_count) {
u32 loss_cnt = pdata->get_context_loss_count(dev);
diff --git a/drivers/tty/serial/sh-sci.c b/drivers/tty/serial/sh-sci.c
index 61b7fd2..9ec6d4e 100644
--- a/drivers/tty/serial/sh-sci.c
+++ b/drivers/tty/serial/sh-sci.c
@@ -1229,17 +1229,20 @@ static void sci_dma_tx_complete(void *arg)
port->icount.tx += sg_dma_len(&s->sg_tx);
async_tx_ack(s->desc_tx);
- s->cookie_tx = -EINVAL;
s->desc_tx = NULL;
if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS)
uart_write_wakeup(port);
if (!uart_circ_empty(xmit)) {
+ s->cookie_tx = 0;
schedule_work(&s->work_tx);
- } else if (port->type == PORT_SCIFA || port->type == PORT_SCIFB) {
- u16 ctrl = sci_in(port, SCSCR);
- sci_out(port, SCSCR, ctrl & ~SCSCR_TIE);
+ } else {
+ s->cookie_tx = -EINVAL;
+ if (port->type == PORT_SCIFA || port->type == PORT_SCIFB) {
+ u16 ctrl = sci_in(port, SCSCR);
+ sci_out(port, SCSCR, ctrl & ~SCSCR_TIE);
+ }
}
spin_unlock_irqrestore(&port->lock, flags);
@@ -1501,8 +1504,10 @@ static void sci_start_tx(struct uart_port *port)
}
if (s->chan_tx && !uart_circ_empty(&s->port.state->xmit) &&
- s->cookie_tx < 0)
+ s->cookie_tx < 0) {
+ s->cookie_tx = 0;
schedule_work(&s->work_tx);
+ }
#endif
if (!s->chan_tx || port->type == PORT_SCIFA || port->type == PORT_SCIFB) {
diff --git a/drivers/tty/vt/consolemap.c b/drivers/tty/vt/consolemap.c
index a0f3d6c..8308fc7 100644
--- a/drivers/tty/vt/consolemap.c
+++ b/drivers/tty/vt/consolemap.c
@@ -516,6 +516,7 @@ int con_set_unimap(struct vc_data *vc, ushort ct, struct unipair __user *list)
int err = 0, err1, i;
struct uni_pagedir *p, *q;
+ /* Save original vc_unipagdir_loc in case we allocate a new one */
p = (struct uni_pagedir *)*vc->vc_uni_pagedir_loc;
if (p->readonly) return -EIO;
@@ -528,26 +529,57 @@ int con_set_unimap(struct vc_data *vc, ushort ct, struct unipair __user *list)
err1 = con_clear_unimap(vc, NULL);
if (err1) return err1;
+ /*
+ * Since refcount was > 1, con_clear_unimap() allocated a
+ * a new uni_pagedir for this vc. Re: p != q
+ */
q = (struct uni_pagedir *)*vc->vc_uni_pagedir_loc;
- for (i = 0, l = 0; i < 32; i++)
+
+ /*
+ * uni_pgdir is a 32*32*64 table with rows allocated
+ * when its first entry is added. The unicode value must
+ * still be incremented for empty rows. We are copying
+ * entries from "p" (old) to "q" (new).
+ */
+ l = 0; /* unicode value */
+ for (i = 0; i < 32; i++)
if ((p1 = p->uni_pgdir[i]))
for (j = 0; j < 32; j++)
- if ((p2 = p1[j]))
+ if ((p2 = p1[j])) {
for (k = 0; k < 64; k++, l++)
if (p2[k] != 0xffff) {
+ /*
+ * Found one, copy entry for unicode
+ * l with fontpos value p2[k].
+ */
err1 = con_insert_unipair(q, l, p2[k]);
if (err1) {
p->refcount++;
*vc->vc_uni_pagedir_loc = (unsigned long)p;
con_release_unimap(q);
kfree(q);
- return err1;
+ return err1;
}
- }
- p = q;
- } else if (p == dflt)
+ }
+ } else {
+ /* Account for row of 64 empty entries */
+ l += 64;
+ }
+ else
+ /* Account for empty table */
+ l += 32 * 64;
+
+ /*
+ * Finished copying font table, set vc_uni_pagedir to new table
+ */
+ p = q;
+ } else if (p == dflt) {
dflt = NULL;
-
+ }
+
+ /*
+ * Insert user specified unicode pairs into new table.
+ */
while (ct--) {
unsigned short unicode, fontpos;
__get_user(unicode, &list->unicode);
@@ -557,11 +589,14 @@ int con_set_unimap(struct vc_data *vc, ushort ct, struct unipair __user *list)
list++;
}
+ /*
+ * Merge with fontmaps of any other virtual consoles.
+ */
if (con_unify_unimap(vc, p))
return err;
for (i = 0; i <= 3; i++)
- set_inverse_transl(vc, p, i); /* Update all inverse translations */
+ set_inverse_transl(vc, p, i); /* Update inverse translations */
set_inverse_trans_unicode(vc, p);
return err;
diff --git a/drivers/usb/class/cdc-wdm.c b/drivers/usb/class/cdc-wdm.c
index d2b3cff..2f085fb 100644
--- a/drivers/usb/class/cdc-wdm.c
+++ b/drivers/usb/class/cdc-wdm.c
@@ -397,7 +397,7 @@ outnl:
static ssize_t wdm_read
(struct file *file, char __user *buffer, size_t count, loff_t *ppos)
{
- int rv, cntr = 0;
+ int rv, cntr;
int i = 0;
struct wdm_device *desc = file->private_data;
@@ -406,7 +406,8 @@ static ssize_t wdm_read
if (rv < 0)
return -ERESTARTSYS;
- if (desc->length == 0) {
+ cntr = ACCESS_ONCE(desc->length);
+ if (cntr == 0) {
desc->read = 0;
retry:
if (test_bit(WDM_DISCONNECTING, &desc->flags)) {
@@ -456,26 +457,30 @@ retry:
spin_unlock_irq(&desc->iuspin);
goto retry;
}
- clear_bit(WDM_READ, &desc->flags);
+ cntr = desc->length;
spin_unlock_irq(&desc->iuspin);
}
- cntr = count > desc->length ? desc->length : count;
+ if (cntr > count)
+ cntr = count;
rv = copy_to_user(buffer, desc->ubuf, cntr);
if (rv > 0) {
rv = -EFAULT;
goto err;
}
+ spin_lock_irq(&desc->iuspin);
+
for (i = 0; i < desc->length - cntr; i++)
desc->ubuf[i] = desc->ubuf[i + cntr];
- spin_lock_irq(&desc->iuspin);
desc->length -= cntr;
- spin_unlock_irq(&desc->iuspin);
/* in case we had outstanding data */
if (!desc->length)
clear_bit(WDM_READ, &desc->flags);
+
+ spin_unlock_irq(&desc->iuspin);
+
rv = cntr;
err:
diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
index 7c9df63..73df745 100644
--- a/drivers/usb/dwc3/core.c
+++ b/drivers/usb/dwc3/core.c
@@ -86,7 +86,7 @@ again:
id = -ENOMEM;
}
- return 0;
+ return id;
}
EXPORT_SYMBOL_GPL(dwc3_get_device_id);
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index 064b6e2..acea57a 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -440,6 +440,7 @@ static int __dwc3_gadget_ep_disable(struct dwc3_ep *dep)
dep->stream_capable = false;
dep->desc = NULL;
+ dep->endpoint.desc = NULL;
dep->comp_desc = NULL;
dep->type = 0;
dep->flags = 0;
@@ -485,16 +486,16 @@ static int dwc3_gadget_ep_enable(struct usb_ep *ep,
switch (usb_endpoint_type(desc)) {
case USB_ENDPOINT_XFER_CONTROL:
- strncat(dep->name, "-control", sizeof(dep->name));
+ strlcat(dep->name, "-control", sizeof(dep->name));
break;
case USB_ENDPOINT_XFER_ISOC:
- strncat(dep->name, "-isoc", sizeof(dep->name));
+ strlcat(dep->name, "-isoc", sizeof(dep->name));
break;
case USB_ENDPOINT_XFER_BULK:
- strncat(dep->name, "-bulk", sizeof(dep->name));
+ strlcat(dep->name, "-bulk", sizeof(dep->name));
break;
case USB_ENDPOINT_XFER_INT:
- strncat(dep->name, "-int", sizeof(dep->name));
+ strlcat(dep->name, "-int", sizeof(dep->name));
break;
default:
dev_err(dwc->dev, "invalid endpoint transfer type\n");
@@ -667,6 +668,7 @@ static void dwc3_prepare_trbs(struct dwc3_ep *dep, bool starting)
{
struct dwc3_request *req, *n;
u32 trbs_left;
+ u32 max;
unsigned int last_one = 0;
BUILD_BUG_ON_NOT_POWER_OF_2(DWC3_TRB_NUM);
@@ -674,6 +676,13 @@ static void dwc3_prepare_trbs(struct dwc3_ep *dep, bool starting)
/* the first request must not be queued */
trbs_left = (dep->busy_slot - dep->free_slot) & DWC3_TRB_MASK;
+ /* Can't wrap around on a non-isoc EP since there's no link TRB */
+ if (!usb_endpoint_xfer_isoc(dep->desc)) {
+ max = DWC3_TRB_NUM - (dep->free_slot & DWC3_TRB_MASK);
+ if (trbs_left > max)
+ trbs_left = max;
+ }
+
/*
* if busy & slot are equal than it is either full or empty. If we are
* starting to proceed requests then we are empty. Otherwise we ar
@@ -1490,7 +1499,7 @@ static void dwc3_endpoint_transfer_complete(struct dwc3 *dwc,
static void dwc3_gadget_start_isoc(struct dwc3 *dwc,
struct dwc3_ep *dep, const struct dwc3_event_depevt *event)
{
- u32 uf;
+ u32 uf, mask;
if (list_empty(&dep->request_list)) {
dev_vdbg(dwc->dev, "ISOC ep %s run out for requests.\n",
@@ -1498,16 +1507,10 @@ static void dwc3_gadget_start_isoc(struct dwc3 *dwc,
return;
}
- if (event->parameters) {
- u32 mask;
-
- mask = ~(dep->interval - 1);
- uf = event->parameters & mask;
- /* 4 micro frames in the future */
- uf += dep->interval * 4;
- } else {
- uf = 0;
- }
+ mask = ~(dep->interval - 1);
+ uf = event->parameters & mask;
+ /* 4 micro frames in the future */
+ uf += dep->interval * 4;
__dwc3_gadget_kick_transfer(dep, uf, 1);
}
diff --git a/drivers/usb/gadget/amd5536udc.c b/drivers/usb/gadget/amd5536udc.c
index c16ff55..18883bd 100644
--- a/drivers/usb/gadget/amd5536udc.c
+++ b/drivers/usb/gadget/amd5536udc.c
@@ -445,6 +445,7 @@ static void ep_init(struct udc_regs __iomem *regs, struct udc_ep *ep)
VDBG(ep->dev, "ep-%d reset\n", ep->num);
ep->desc = NULL;
+ ep->ep.desc = NULL;
ep->ep.ops = &udc_ep_ops;
INIT_LIST_HEAD(&ep->queue);
diff --git a/drivers/usb/gadget/at91_udc.c b/drivers/usb/gadget/at91_udc.c
index 143a725..b1f6e43 100644
--- a/drivers/usb/gadget/at91_udc.c
+++ b/drivers/usb/gadget/at91_udc.c
@@ -558,6 +558,7 @@ static int at91_ep_disable (struct usb_ep * _ep)
/* restore the endpoint's pristine config */
ep->desc = NULL;
+ ep->ep.desc = NULL;
ep->ep.maxpacket = ep->maxpacket;
/* reset fifos and endpoint */
diff --git a/drivers/usb/gadget/atmel_usba_udc.c b/drivers/usb/gadget/atmel_usba_udc.c
index e2fb6d5..5e10f65 100644
--- a/drivers/usb/gadget/atmel_usba_udc.c
+++ b/drivers/usb/gadget/atmel_usba_udc.c
@@ -659,6 +659,7 @@ static int usba_ep_disable(struct usb_ep *_ep)
return -EINVAL;
}
ep->desc = NULL;
+ ep->ep.desc = NULL;
list_splice_init(&ep->queue, &req_list);
if (ep->can_dma) {
diff --git a/drivers/usb/gadget/ci13xxx_udc.c b/drivers/usb/gadget/ci13xxx_udc.c
index 27e3137..9e89289 100644
--- a/drivers/usb/gadget/ci13xxx_udc.c
+++ b/drivers/usb/gadget/ci13xxx_udc.c
@@ -2181,6 +2181,7 @@ static int ep_disable(struct usb_ep *ep)
} while (mEp->dir != direction);
mEp->desc = NULL;
+ mEp->ep.desc = NULL;
spin_unlock_irqrestore(mEp->lock, flags);
return retval;
diff --git a/drivers/usb/gadget/f_subset.c b/drivers/usb/gadget/f_subset.c
index c154064..21ab474 100644
--- a/drivers/usb/gadget/f_subset.c
+++ b/drivers/usb/gadget/f_subset.c
@@ -74,7 +74,7 @@ static inline struct f_gether *func_to_geth(struct usb_function *f)
/* interface descriptor: */
-static struct usb_interface_descriptor subset_data_intf __initdata = {
+static struct usb_interface_descriptor subset_data_intf = {
.bLength = sizeof subset_data_intf,
.bDescriptorType = USB_DT_INTERFACE,
@@ -87,7 +87,7 @@ static struct usb_interface_descriptor subset_data_intf __initdata = {
/* .iInterface = DYNAMIC */
};
-static struct usb_cdc_header_desc mdlm_header_desc __initdata = {
+static struct usb_cdc_header_desc mdlm_header_desc = {
.bLength = sizeof mdlm_header_desc,
.bDescriptorType = USB_DT_CS_INTERFACE,
.bDescriptorSubType = USB_CDC_HEADER_TYPE,
@@ -95,7 +95,7 @@ static struct usb_cdc_header_desc mdlm_header_desc __initdata = {
.bcdCDC = cpu_to_le16(0x0110),
};
-static struct usb_cdc_mdlm_desc mdlm_desc __initdata = {
+static struct usb_cdc_mdlm_desc mdlm_desc = {
.bLength = sizeof mdlm_desc,
.bDescriptorType = USB_DT_CS_INTERFACE,
.bDescriptorSubType = USB_CDC_MDLM_TYPE,
@@ -111,7 +111,7 @@ static struct usb_cdc_mdlm_desc mdlm_desc __initdata = {
* can't really use its struct. All we do here is say that we're using
* the submode of "SAFE" which directly matches the CDC Subset.
*/
-static u8 mdlm_detail_desc[] __initdata = {
+static u8 mdlm_detail_desc[] = {
6,
USB_DT_CS_INTERFACE,
USB_CDC_MDLM_DETAIL_TYPE,
@@ -121,7 +121,7 @@ static u8 mdlm_detail_desc[] __initdata = {
0, /* network data capabilities ("raw" encapsulation) */
};
-static struct usb_cdc_ether_desc ether_desc __initdata = {
+static struct usb_cdc_ether_desc ether_desc = {
.bLength = sizeof ether_desc,
.bDescriptorType = USB_DT_CS_INTERFACE,
.bDescriptorSubType = USB_CDC_ETHERNET_TYPE,
@@ -136,7 +136,7 @@ static struct usb_cdc_ether_desc ether_desc __initdata = {
/* full speed support: */
-static struct usb_endpoint_descriptor fs_subset_in_desc __initdata = {
+static struct usb_endpoint_descriptor fs_subset_in_desc = {
.bLength = USB_DT_ENDPOINT_SIZE,
.bDescriptorType = USB_DT_ENDPOINT,
@@ -144,7 +144,7 @@ static struct usb_endpoint_descriptor fs_subset_in_desc __initdata = {
.bmAttributes = USB_ENDPOINT_XFER_BULK,
};
-static struct usb_endpoint_descriptor fs_subset_out_desc __initdata = {
+static struct usb_endpoint_descriptor fs_subset_out_desc = {
.bLength = USB_DT_ENDPOINT_SIZE,
.bDescriptorType = USB_DT_ENDPOINT,
@@ -152,7 +152,7 @@ static struct usb_endpoint_descriptor fs_subset_out_desc __initdata = {
.bmAttributes = USB_ENDPOINT_XFER_BULK,
};
-static struct usb_descriptor_header *fs_eth_function[] __initdata = {
+static struct usb_descriptor_header *fs_eth_function[] = {
(struct usb_descriptor_header *) &subset_data_intf,
(struct usb_descriptor_header *) &mdlm_header_desc,
(struct usb_descriptor_header *) &mdlm_desc,
@@ -165,7 +165,7 @@ static struct usb_descriptor_header *fs_eth_function[] __initdata = {
/* high speed support: */
-static struct usb_endpoint_descriptor hs_subset_in_desc __initdata = {
+static struct usb_endpoint_descriptor hs_subset_in_desc = {
.bLength = USB_DT_ENDPOINT_SIZE,
.bDescriptorType = USB_DT_ENDPOINT,
@@ -173,7 +173,7 @@ static struct usb_endpoint_descriptor hs_subset_in_desc __initdata = {
.wMaxPacketSize = cpu_to_le16(512),
};
-static struct usb_endpoint_descriptor hs_subset_out_desc __initdata = {
+static struct usb_endpoint_descriptor hs_subset_out_desc = {
.bLength = USB_DT_ENDPOINT_SIZE,
.bDescriptorType = USB_DT_ENDPOINT,
@@ -181,7 +181,7 @@ static struct usb_endpoint_descriptor hs_subset_out_desc __initdata = {
.wMaxPacketSize = cpu_to_le16(512),
};
-static struct usb_descriptor_header *hs_eth_function[] __initdata = {
+static struct usb_descriptor_header *hs_eth_function[] = {
(struct usb_descriptor_header *) &subset_data_intf,
(struct usb_descriptor_header *) &mdlm_header_desc,
(struct usb_descriptor_header *) &mdlm_desc,
@@ -194,7 +194,7 @@ static struct usb_descriptor_header *hs_eth_function[] __initdata = {
/* super speed support: */
-static struct usb_endpoint_descriptor ss_subset_in_desc __initdata = {
+static struct usb_endpoint_descriptor ss_subset_in_desc = {
.bLength = USB_DT_ENDPOINT_SIZE,
.bDescriptorType = USB_DT_ENDPOINT,
@@ -202,7 +202,7 @@ static struct usb_endpoint_descriptor ss_subset_in_desc __initdata = {
.wMaxPacketSize = cpu_to_le16(1024),
};
-static struct usb_endpoint_descriptor ss_subset_out_desc __initdata = {
+static struct usb_endpoint_descriptor ss_subset_out_desc = {
.bLength = USB_DT_ENDPOINT_SIZE,
.bDescriptorType = USB_DT_ENDPOINT,
@@ -210,7 +210,7 @@ static struct usb_endpoint_descriptor ss_subset_out_desc __initdata = {
.wMaxPacketSize = cpu_to_le16(1024),
};
-static struct usb_ss_ep_comp_descriptor ss_subset_bulk_comp_desc __initdata = {
+static struct usb_ss_ep_comp_descriptor ss_subset_bulk_comp_desc = {
.bLength = sizeof ss_subset_bulk_comp_desc,
.bDescriptorType = USB_DT_SS_ENDPOINT_COMP,
@@ -219,7 +219,7 @@ static struct usb_ss_ep_comp_descriptor ss_subset_bulk_comp_desc __initdata = {
/* .bmAttributes = 0, */
};
-static struct usb_descriptor_header *ss_eth_function[] __initdata = {
+static struct usb_descriptor_header *ss_eth_function[] = {
(struct usb_descriptor_header *) &subset_data_intf,
(struct usb_descriptor_header *) &mdlm_header_desc,
(struct usb_descriptor_header *) &mdlm_desc,
@@ -290,7 +290,7 @@ static void geth_disable(struct usb_function *f)
/* serial function driver setup/binding */
-static int __init
+static int
geth_bind(struct usb_configuration *c, struct usb_function *f)
{
struct usb_composite_dev *cdev = c->cdev;
@@ -404,7 +404,7 @@ geth_unbind(struct usb_configuration *c, struct usb_function *f)
* Caller must have called @gether_setup(). Caller is also responsible
* for calling @gether_cleanup() before module unload.
*/
-int __init geth_bind_config(struct usb_configuration *c, u8 ethaddr[ETH_ALEN])
+int geth_bind_config(struct usb_configuration *c, u8 ethaddr[ETH_ALEN])
{
struct f_gether *geth;
int status;
diff --git a/drivers/usb/gadget/fsl_qe_udc.c b/drivers/usb/gadget/fsl_qe_udc.c
index b95697c..877a2c4 100644
--- a/drivers/usb/gadget/fsl_qe_udc.c
+++ b/drivers/usb/gadget/fsl_qe_udc.c
@@ -1638,6 +1638,7 @@ static int qe_ep_disable(struct usb_ep *_ep)
/* Nuke all pending requests (does flush) */
nuke(ep, -ESHUTDOWN);
ep->desc = NULL;
+ ep->ep.desc = NULL;
ep->stopped = 1;
ep->tx_req = NULL;
qe_ep_reset(udc, ep->epnum);
diff --git a/drivers/usb/gadget/fsl_udc_core.c b/drivers/usb/gadget/fsl_udc_core.c
index b04712f..6b5fdf9 100644
--- a/drivers/usb/gadget/fsl_udc_core.c
+++ b/drivers/usb/gadget/fsl_udc_core.c
@@ -659,6 +659,7 @@ static int fsl_ep_disable(struct usb_ep *_ep)
nuke(ep, -ESHUTDOWN);
ep->desc = NULL;
+ ep->ep.desc = NULL;
ep->stopped = 1;
spin_unlock_irqrestore(&udc->lock, flags);
@@ -768,7 +769,7 @@ static void fsl_queue_td(struct fsl_ep *ep, struct fsl_req *req)
* @is_last: return flag if it is the last dTD of the request
* return: pointer to the built dTD */
static struct ep_td_struct *fsl_build_dtd(struct fsl_req *req, unsigned *length,
- dma_addr_t *dma, int *is_last)
+ dma_addr_t *dma, int *is_last, gfp_t gfp_flags)
{
u32 swap_temp;
struct ep_td_struct *dtd;
@@ -777,7 +778,7 @@ static struct ep_td_struct *fsl_build_dtd(struct fsl_req *req, unsigned *length,
*length = min(req->req.length - req->req.actual,
(unsigned)EP_MAX_LENGTH_TRANSFER);
- dtd = dma_pool_alloc(udc_controller->td_pool, GFP_KERNEL, dma);
+ dtd = dma_pool_alloc(udc_controller->td_pool, gfp_flags, dma);
if (dtd == NULL)
return dtd;
@@ -827,7 +828,7 @@ static struct ep_td_struct *fsl_build_dtd(struct fsl_req *req, unsigned *length,
}
/* Generate dtd chain for a request */
-static int fsl_req_to_dtd(struct fsl_req *req)
+static int fsl_req_to_dtd(struct fsl_req *req, gfp_t gfp_flags)
{
unsigned count;
int is_last;
@@ -836,7 +837,7 @@ static int fsl_req_to_dtd(struct fsl_req *req)
dma_addr_t dma;
do {
- dtd = fsl_build_dtd(req, &count, &dma, &is_last);
+ dtd = fsl_build_dtd(req, &count, &dma, &is_last, gfp_flags);
if (dtd == NULL)
return -ENOMEM;
@@ -910,13 +911,11 @@ fsl_ep_queue(struct usb_ep *_ep, struct usb_request *_req, gfp_t gfp_flags)
req->req.actual = 0;
req->dtd_count = 0;
- spin_lock_irqsave(&udc->lock, flags);
-
/* build dtds and push them to device queue */
- if (!fsl_req_to_dtd(req)) {
+ if (!fsl_req_to_dtd(req, gfp_flags)) {
+ spin_lock_irqsave(&udc->lock, flags);
fsl_queue_td(ep, req);
} else {
- spin_unlock_irqrestore(&udc->lock, flags);
return -ENOMEM;
}
@@ -1295,7 +1294,7 @@ static int ep0_prime_status(struct fsl_udc *udc, int direction)
ep_is_in(ep) ? DMA_TO_DEVICE : DMA_FROM_DEVICE);
req->mapped = 1;
- if (fsl_req_to_dtd(req) == 0)
+ if (fsl_req_to_dtd(req, GFP_ATOMIC) == 0)
fsl_queue_td(ep, req);
else
return -ENOMEM;
@@ -1379,7 +1378,7 @@ static void ch9getstatus(struct fsl_udc *udc, u8 request_type, u16 value,
req->mapped = 1;
/* prime the data phase */
- if ((fsl_req_to_dtd(req) == 0))
+ if ((fsl_req_to_dtd(req, GFP_ATOMIC) == 0))
fsl_queue_td(ep, req);
else /* no mem */
goto stall;
diff --git a/drivers/usb/gadget/goku_udc.c b/drivers/usb/gadget/goku_udc.c
index 5af70fc..5977749 100644
--- a/drivers/usb/gadget/goku_udc.c
+++ b/drivers/usb/gadget/goku_udc.c
@@ -235,6 +235,7 @@ static void ep_reset(struct goku_udc_regs __iomem *regs, struct goku_ep *ep)
ep->ep.maxpacket = MAX_FIFO_SIZE;
ep->desc = NULL;
+ ep->ep.desc = NULL;
ep->stopped = 1;
ep->irqs = 0;
ep->dma = 0;
diff --git a/drivers/usb/gadget/hid.c b/drivers/usb/gadget/hid.c
index f888c3e..3493adf 100644
--- a/drivers/usb/gadget/hid.c
+++ b/drivers/usb/gadget/hid.c
@@ -60,9 +60,9 @@ static struct usb_device_descriptor device_desc = {
/* .bDeviceClass = USB_CLASS_COMM, */
/* .bDeviceSubClass = 0, */
/* .bDeviceProtocol = 0, */
- .bDeviceClass = 0xEF,
- .bDeviceSubClass = 2,
- .bDeviceProtocol = 1,
+ .bDeviceClass = USB_CLASS_PER_INTERFACE,
+ .bDeviceSubClass = 0,
+ .bDeviceProtocol = 0,
/* .bMaxPacketSize0 = f(hardware) */
/* Vendor and product id can be overridden by module parameters. */
diff --git a/drivers/usb/gadget/inode.c b/drivers/usb/gadget/inode.c
index ae04266..4f18a0e 100644
--- a/drivers/usb/gadget/inode.c
+++ b/drivers/usb/gadget/inode.c
@@ -1043,6 +1043,8 @@ ep0_read (struct file *fd, char __user *buf, size_t len, loff_t *ptr)
// FIXME don't call this with the spinlock held ...
if (copy_to_user (buf, dev->req->buf, len))
retval = -EFAULT;
+ else
+ retval = len;
clean_req (dev->gadget->ep0, dev->req);
/* NOTE userspace can't yet choose to stall */
}
diff --git a/drivers/usb/gadget/langwell_udc.c b/drivers/usb/gadget/langwell_udc.c
index e2293c1..aca575a 100644
--- a/drivers/usb/gadget/langwell_udc.c
+++ b/drivers/usb/gadget/langwell_udc.c
@@ -487,6 +487,7 @@ static int langwell_ep_disable(struct usb_ep *_ep)
nuke(ep, -ESHUTDOWN);
ep->desc = NULL;
+ ep->ep.desc = NULL;
ep->stopped = 1;
spin_unlock_irqrestore(&dev->lock, flags);
diff --git a/drivers/usb/gadget/mv_udc_core.c b/drivers/usb/gadget/mv_udc_core.c
index f97e737..168fe1f 100644
--- a/drivers/usb/gadget/mv_udc_core.c
+++ b/drivers/usb/gadget/mv_udc_core.c
@@ -608,6 +608,7 @@ static int mv_ep_disable(struct usb_ep *_ep)
nuke(ep, -ESHUTDOWN);
ep->desc = NULL;
+ ep->ep.desc = NULL;
ep->stopped = 1;
spin_unlock_irqrestore(&udc->lock, flags);
diff --git a/drivers/usb/gadget/omap_udc.c b/drivers/usb/gadget/omap_udc.c
index 576cd85..7d0835e 100644
--- a/drivers/usb/gadget/omap_udc.c
+++ b/drivers/usb/gadget/omap_udc.c
@@ -251,6 +251,7 @@ static int omap_ep_disable(struct usb_ep *_ep)
spin_lock_irqsave(&ep->udc->lock, flags);
ep->desc = NULL;
+ ep->ep.desc = NULL;
nuke (ep, -ESHUTDOWN);
ep->ep.maxpacket = ep->maxpacket;
ep->has_dma = 0;
diff --git a/drivers/usb/gadget/pch_udc.c b/drivers/usb/gadget/pch_udc.c
index a3fcaae..2d567ba 100644
--- a/drivers/usb/gadget/pch_udc.c
+++ b/drivers/usb/gadget/pch_udc.c
@@ -1493,6 +1493,7 @@ static int pch_udc_pcd_ep_disable(struct usb_ep *usbep)
pch_udc_ep_disable(ep);
pch_udc_disable_ep_interrupts(ep->dev, PCH_UDC_EPINT(ep->in, ep->num));
ep->desc = NULL;
+ ep->ep.desc = NULL;
INIT_LIST_HEAD(&ep->queue);
spin_unlock_irqrestore(&ep->dev->lock, iflags);
return 0;
diff --git a/drivers/usb/gadget/pxa25x_udc.c b/drivers/usb/gadget/pxa25x_udc.c
index dd47063..33adf38 100644
--- a/drivers/usb/gadget/pxa25x_udc.c
+++ b/drivers/usb/gadget/pxa25x_udc.c
@@ -283,6 +283,7 @@ static int pxa25x_ep_disable (struct usb_ep *_ep)
pxa25x_ep_fifo_flush (_ep);
ep->desc = NULL;
+ ep->ep.desc = NULL;
ep->stopped = 1;
local_irq_restore(flags);
@@ -1192,6 +1193,7 @@ static void udc_reinit(struct pxa25x_udc *dev)
list_add_tail (&ep->ep.ep_list, &dev->gadget.ep_list);
ep->desc = NULL;
+ ep->ep.desc = NULL;
ep->stopped = 0;
INIT_LIST_HEAD (&ep->queue);
ep->pio_irqs = 0;
diff --git a/drivers/usb/gadget/s3c-hsudc.c b/drivers/usb/gadget/s3c-hsudc.c
index df8661d..397d625 100644
--- a/drivers/usb/gadget/s3c-hsudc.c
+++ b/drivers/usb/gadget/s3c-hsudc.c
@@ -816,6 +816,7 @@ static int s3c_hsudc_ep_disable(struct usb_ep *_ep)
s3c_hsudc_nuke_ep(hsep, -ESHUTDOWN);
hsep->desc = 0;
+ hsep->ep.desc = NULL;
hsep->stopped = 1;
spin_unlock_irqrestore(&hsudc->lock, flags);
@@ -1005,6 +1006,7 @@ static void s3c_hsudc_initep(struct s3c_hsudc *hsudc,
hsep->ep.ops = &s3c_hsudc_ep_ops;
hsep->fifo = hsudc->regs + S3C_BR(epnum);
hsep->desc = 0;
+ hsep->ep.desc = NULL;
hsep->stopped = 0;
hsep->wedge = 0;
diff --git a/drivers/usb/gadget/s3c2410_udc.c b/drivers/usb/gadget/s3c2410_udc.c
index 3f87cb9..ab9c65e 100644
--- a/drivers/usb/gadget/s3c2410_udc.c
+++ b/drivers/usb/gadget/s3c2410_udc.c
@@ -1148,6 +1148,7 @@ static int s3c2410_udc_ep_disable(struct usb_ep *_ep)
dprintk(DEBUG_NORMAL, "ep_disable: %s\n", _ep->name);
ep->desc = NULL;
+ ep->ep.desc = NULL;
ep->halted = 1;
s3c2410_udc_nuke (ep->dev, ep, -ESHUTDOWN);
@@ -1630,6 +1631,7 @@ static void s3c2410_udc_reinit(struct s3c2410_udc *dev)
ep->dev = dev;
ep->desc = NULL;
+ ep->ep.desc = NULL;
ep->halted = 0;
INIT_LIST_HEAD (&ep->queue);
}
diff --git a/drivers/usb/host/ehci-fsl.c b/drivers/usb/host/ehci-fsl.c
index b556a72..da487fd 100644
--- a/drivers/usb/host/ehci-fsl.c
+++ b/drivers/usb/host/ehci-fsl.c
@@ -216,6 +216,8 @@ static void ehci_fsl_setup_phy(struct ehci_hcd *ehci,
unsigned int port_offset)
{
u32 portsc;
+ struct usb_hcd *hcd = ehci_to_hcd(ehci);
+ void __iomem *non_ehci = hcd->regs;
portsc = ehci_readl(ehci, &ehci->regs->port_status[port_offset]);
portsc &= ~(PORT_PTS_MSK | PORT_PTS_PTW);
@@ -231,6 +233,8 @@ static void ehci_fsl_setup_phy(struct ehci_hcd *ehci,
portsc |= PORT_PTS_PTW;
/* fall through */
case FSL_USB2_PHY_UTMI:
+ /* enable UTMI PHY */
+ setbits32(non_ehci + FSL_SOC_USB_CTRL, CTRL_UTMI_PHY_EN);
portsc |= PORT_PTS_UTMI;
break;
case FSL_USB2_PHY_NONE:
diff --git a/drivers/usb/host/ehci-fsl.h b/drivers/usb/host/ehci-fsl.h
index 4918062..bea5013 100644
--- a/drivers/usb/host/ehci-fsl.h
+++ b/drivers/usb/host/ehci-fsl.h
@@ -45,5 +45,6 @@
#define FSL_SOC_USB_PRICTRL 0x40c /* NOTE: big-endian */
#define FSL_SOC_USB_SICTRL 0x410 /* NOTE: big-endian */
#define FSL_SOC_USB_CTRL 0x500 /* NOTE: big-endian */
+#define CTRL_UTMI_PHY_EN (1<<9)
#define SNOOP_SIZE_2GB 0x1e
#endif /* _EHCI_FSL_H */
diff --git a/drivers/usb/host/fsl-mph-dr-of.c b/drivers/usb/host/fsl-mph-dr-of.c
index 7916e56..ab333ac 100644
--- a/drivers/usb/host/fsl-mph-dr-of.c
+++ b/drivers/usb/host/fsl-mph-dr-of.c
@@ -94,7 +94,6 @@ struct platform_device * __devinit fsl_usb2_device_register(
pdev->dev.parent = &ofdev->dev;
pdev->dev.coherent_dma_mask = ofdev->dev.coherent_dma_mask;
- pdev->dev.dma_mask = &pdev->archdata.dma_mask;
*pdev->dev.dma_mask = *ofdev->dev.dma_mask;
retval = platform_device_add_data(pdev, pdata, sizeof(*pdata));
diff --git a/drivers/usb/musb/musb_gadget.c b/drivers/usb/musb/musb_gadget.c
index ac3d2ee..fdc2cdd 100644
--- a/drivers/usb/musb/musb_gadget.c
+++ b/drivers/usb/musb/musb_gadget.c
@@ -574,6 +574,15 @@ void musb_g_tx(struct musb *musb, u8 epnum)
if (request->actual == request->length) {
musb_g_giveback(musb_ep, request, 0);
+ /*
+ * In the giveback function the MUSB lock is
+ * released and acquired after sometime. During
+ * this time period the INDEX register could get
+ * changed by the gadget_queue function especially
+ * on SMP systems. Reselect the INDEX to be sure
+ * we are reading/modifying the right registers
+ */
+ musb_ep_select(mbase, epnum);
req = musb_ep->desc ? next_request(musb_ep) : NULL;
if (!req) {
dev_dbg(musb->controller, "%s idle now\n",
@@ -983,6 +992,15 @@ void musb_g_rx(struct musb *musb, u8 epnum)
}
#endif
musb_g_giveback(musb_ep, request, 0);
+ /*
+ * In the giveback function the MUSB lock is
+ * released and acquired after sometime. During
+ * this time period the INDEX register could get
+ * changed by the gadget_queue function especially
+ * on SMP systems. Reselect the INDEX to be sure
+ * we are reading/modifying the right registers
+ */
+ musb_ep_select(mbase, epnum);
req = next_request(musb_ep);
if (!req)
diff --git a/drivers/usb/renesas_usbhs/mod_gadget.c b/drivers/usb/renesas_usbhs/mod_gadget.c
index 7542aa9..cc72a8f 100644
--- a/drivers/usb/renesas_usbhs/mod_gadget.c
+++ b/drivers/usb/renesas_usbhs/mod_gadget.c
@@ -941,6 +941,11 @@ static int usbhsg_stop(struct usbhs_priv *priv)
return usbhsg_try_stop(priv, USBHSG_STATUS_STARTED);
}
+static void usbhs_mod_gadget_release(struct device *pdev)
+{
+ /* do nothing */
+}
+
int usbhs_mod_gadget_probe(struct usbhs_priv *priv)
{
struct usbhsg_gpriv *gpriv;
@@ -989,6 +994,7 @@ int usbhs_mod_gadget_probe(struct usbhs_priv *priv)
*/
dev_set_name(&gpriv->gadget.dev, "gadget");
gpriv->gadget.dev.parent = dev;
+ gpriv->gadget.dev.release = usbhs_mod_gadget_release;
gpriv->gadget.name = "renesas_usbhs_udc";
gpriv->gadget.ops = &usbhsg_gadget_ops;
gpriv->gadget.max_speed = USB_SPEED_HIGH;
diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c
index 08a5575..eeb03b7 100644
--- a/drivers/usb/serial/cp210x.c
+++ b/drivers/usb/serial/cp210x.c
@@ -49,6 +49,7 @@ static int cp210x_tiocmset_port(struct usb_serial_port *port,
unsigned int, unsigned int);
static void cp210x_break_ctl(struct tty_struct *, int);
static int cp210x_startup(struct usb_serial *);
+static void cp210x_release(struct usb_serial *);
static void cp210x_dtr_rts(struct usb_serial_port *p, int on);
static bool debug;
@@ -121,6 +122,8 @@ static const struct usb_device_id id_table[] = {
{ USB_DEVICE(0x10C4, 0x8665) }, /* AC-Services OBD-IF */
{ USB_DEVICE(0x10C4, 0xEA60) }, /* Silicon Labs factory default */
{ USB_DEVICE(0x10C4, 0xEA61) }, /* Silicon Labs factory default */
+ { USB_DEVICE(0x10C4, 0xEA70) }, /* Silicon Labs factory default */
+ { USB_DEVICE(0x10C4, 0xEA80) }, /* Silicon Labs factory default */
{ USB_DEVICE(0x10C4, 0xEA71) }, /* Infinity GPS-MIC-1 Radio Monophone */
{ USB_DEVICE(0x10C4, 0xF001) }, /* Elan Digital Systems USBscope50 */
{ USB_DEVICE(0x10C4, 0xF002) }, /* Elan Digital Systems USBwave12 */
@@ -149,6 +152,10 @@ static const struct usb_device_id id_table[] = {
MODULE_DEVICE_TABLE(usb, id_table);
+struct cp210x_port_private {
+ __u8 bInterfaceNumber;
+};
+
static struct usb_driver cp210x_driver = {
.name = "cp210x",
.probe = usb_serial_probe,
@@ -174,6 +181,7 @@ static struct usb_serial_driver cp210x_device = {
.tiocmget = cp210x_tiocmget,
.tiocmset = cp210x_tiocmset,
.attach = cp210x_startup,
+ .release = cp210x_release,
.dtr_rts = cp210x_dtr_rts
};
@@ -261,6 +269,7 @@ static int cp210x_get_config(struct usb_serial_port *port, u8 request,
unsigned int *data, int size)
{
struct usb_serial *serial = port->serial;
+ struct cp210x_port_private *port_priv = usb_get_serial_port_data(port);
__le32 *buf;
int result, i, length;
@@ -276,7 +285,7 @@ static int cp210x_get_config(struct usb_serial_port *port, u8 request,
/* Issue the request, attempting to read 'size' bytes */
result = usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0),
request, REQTYPE_DEVICE_TO_HOST, 0x0000,
- 0, buf, size, 300);
+ port_priv->bInterfaceNumber, buf, size, 300);
/* Convert data into an array of integers */
for (i = 0; i < length; i++)
@@ -307,6 +316,7 @@ static int cp210x_set_config(struct usb_serial_port *port, u8 request,
unsigned int *data, int size)
{
struct usb_serial *serial = port->serial;
+ struct cp210x_port_private *port_priv = usb_get_serial_port_data(port);
__le32 *buf;
int result, i, length;
@@ -328,12 +338,12 @@ static int cp210x_set_config(struct usb_serial_port *port, u8 request,
result = usb_control_msg(serial->dev,
usb_sndctrlpipe(serial->dev, 0),
request, REQTYPE_HOST_TO_DEVICE, 0x0000,
- 0, buf, size, 300);
+ port_priv->bInterfaceNumber, buf, size, 300);
} else {
result = usb_control_msg(serial->dev,
usb_sndctrlpipe(serial->dev, 0),
request, REQTYPE_HOST_TO_DEVICE, data[0],
- 0, NULL, 0, 300);
+ port_priv->bInterfaceNumber, NULL, 0, 300);
}
kfree(buf);
@@ -844,11 +854,39 @@ static void cp210x_break_ctl (struct tty_struct *tty, int break_state)
static int cp210x_startup(struct usb_serial *serial)
{
+ struct cp210x_port_private *port_priv;
+ int i;
+
/* cp210x buffers behave strangely unless device is reset */
usb_reset_device(serial->dev);
+
+ for (i = 0; i < serial->num_ports; i++) {
+ port_priv = kzalloc(sizeof(*port_priv), GFP_KERNEL);
+ if (!port_priv)
+ return -ENOMEM;
+
+ memset(port_priv, 0x00, sizeof(*port_priv));
+ port_priv->bInterfaceNumber =
+ serial->interface->cur_altsetting->desc.bInterfaceNumber;
+
+ usb_set_serial_port_data(serial->port[i], port_priv);
+ }
+
return 0;
}
+static void cp210x_release(struct usb_serial *serial)
+{
+ struct cp210x_port_private *port_priv;
+ int i;
+
+ for (i = 0; i < serial->num_ports; i++) {
+ port_priv = usb_get_serial_port_data(serial->port[i]);
+ kfree(port_priv);
+ usb_set_serial_port_data(serial->port[i], NULL);
+ }
+}
+
static int __init cp210x_init(void)
{
int retval;
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index f770415..8aa51d9 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -188,6 +188,7 @@ static struct usb_device_id id_table_combined [] = {
.driver_info = (kernel_ulong_t)&ftdi_8u2232c_quirk },
{ USB_DEVICE(FTDI_VID, FTDI_4232H_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_232H_PID) },
+ { USB_DEVICE(FTDI_VID, FTDI_FTX_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_MICRO_CHAMELEON_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_RELAIS_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_OPENDCC_PID) },
@@ -536,6 +537,10 @@ static struct usb_device_id id_table_combined [] = {
{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_6_PID) },
{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_7_PID) },
{ USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803_8_PID) },
+ { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803R_1_PID) },
+ { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803R_2_PID) },
+ { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803R_3_PID) },
+ { USB_DEVICE(SEALEVEL_VID, SEALEVEL_2803R_4_PID) },
{ USB_DEVICE(IDTECH_VID, IDTECH_IDT1221U_PID) },
{ USB_DEVICE(OCT_VID, OCT_US101_PID) },
{ USB_DEVICE(OCT_VID, OCT_DK201_PID) },
@@ -797,7 +802,7 @@ static struct usb_device_id id_table_combined [] = {
.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
{ USB_DEVICE(ADI_VID, ADI_GNICEPLUS_PID),
.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
- { USB_DEVICE(HORNBY_VID, HORNBY_ELITE_PID) },
+ { USB_DEVICE(MICROCHIP_VID, MICROCHIP_USB_BOARD_PID) },
{ USB_DEVICE(JETI_VID, JETI_SPC1201_PID) },
{ USB_DEVICE(MARVELL_VID, MARVELL_SHEEVAPLUG_PID),
.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
@@ -846,6 +851,9 @@ static struct usb_device_id id_table_combined [] = {
{ USB_DEVICE(ST_VID, ST_STMCLT1030_PID),
.driver_info = (kernel_ulong_t)&ftdi_stmclite_quirk },
{ USB_DEVICE(FTDI_VID, FTDI_RF_R106) },
+ { USB_DEVICE(FTDI_VID, FTDI_DISTORTEC_JTAG_LOCK_PICK_PID),
+ .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
+ { USB_DEVICE(FTDI_VID, FTDI_LUMEL_PD12_PID) },
{ }, /* Optional parameter entry */
{ } /* Terminating entry */
};
@@ -868,7 +876,8 @@ static const char *ftdi_chip_name[] = {
[FT232RL] = "FT232RL",
[FT2232H] = "FT2232H",
[FT4232H] = "FT4232H",
- [FT232H] = "FT232H"
+ [FT232H] = "FT232H",
+ [FTX] = "FT-X"
};
@@ -1169,7 +1178,8 @@ static __u32 get_ftdi_divisor(struct tty_struct *tty,
break;
case FT232BM: /* FT232BM chip */
case FT2232C: /* FT2232C chip */
- case FT232RL:
+ case FT232RL: /* FT232RL chip */
+ case FTX: /* FT-X series */
if (baud <= 3000000) {
__u16 product_id = le16_to_cpu(
port->serial->dev->descriptor.idProduct);
@@ -1458,10 +1468,14 @@ static void ftdi_determine_type(struct usb_serial_port *port)
} else if (version < 0x900) {
/* Assume it's an FT232RL */
priv->chip_type = FT232RL;
- } else {
+ } else if (version < 0x1000) {
/* Assume it's an FT232H */
priv->chip_type = FT232H;
+ } else {
+ /* Assume it's an FT-X series device */
+ priv->chip_type = FTX;
}
+
dev_info(&udev->dev, "Detected %s\n", ftdi_chip_name[priv->chip_type]);
}
@@ -1589,7 +1603,8 @@ static int create_sysfs_attrs(struct usb_serial_port *port)
priv->chip_type == FT232RL ||
priv->chip_type == FT2232H ||
priv->chip_type == FT4232H ||
- priv->chip_type == FT232H)) {
+ priv->chip_type == FT232H ||
+ priv->chip_type == FTX)) {
retval = device_create_file(&port->dev,
&dev_attr_latency_timer);
}
@@ -1611,7 +1626,8 @@ static void remove_sysfs_attrs(struct usb_serial_port *port)
priv->chip_type == FT232RL ||
priv->chip_type == FT2232H ||
priv->chip_type == FT4232H ||
- priv->chip_type == FT232H) {
+ priv->chip_type == FT232H ||
+ priv->chip_type == FTX) {
device_remove_file(&port->dev, &dev_attr_latency_timer);
}
}
@@ -1763,7 +1779,8 @@ static int ftdi_8u2232c_probe(struct usb_serial *serial)
dbg("%s", __func__);
- if (strcmp(udev->manufacturer, "CALAO Systems") == 0)
+ if ((udev->manufacturer && !strcmp(udev->manufacturer, "CALAO Systems")) ||
+ (udev->product && !strcmp(udev->product, "BeagleBone/XDS100")))
return ftdi_jtag_probe(serial);
return 0;
@@ -2288,6 +2305,7 @@ static int ftdi_tiocmget(struct tty_struct *tty)
case FT2232H:
case FT4232H:
case FT232H:
+ case FTX:
len = 2;
break;
default:
diff --git a/drivers/usb/serial/ftdi_sio.h b/drivers/usb/serial/ftdi_sio.h
index 19584fa..ed58c6f 100644
--- a/drivers/usb/serial/ftdi_sio.h
+++ b/drivers/usb/serial/ftdi_sio.h
@@ -157,7 +157,8 @@ enum ftdi_chip_type {
FT232RL = 5,
FT2232H = 6,
FT4232H = 7,
- FT232H = 8
+ FT232H = 8,
+ FTX = 9,
};
enum ftdi_sio_baudrate {
diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h
index 6f6058f..0838baf8 100644
--- a/drivers/usb/serial/ftdi_sio_ids.h
+++ b/drivers/usb/serial/ftdi_sio_ids.h
@@ -23,12 +23,15 @@
#define FTDI_8U2232C_PID 0x6010 /* Dual channel device */
#define FTDI_4232H_PID 0x6011 /* Quad channel hi-speed device */
#define FTDI_232H_PID 0x6014 /* Single channel hi-speed device */
+#define FTDI_FTX_PID 0x6015 /* FT-X series (FT201X, FT230X, FT231X, etc) */
#define FTDI_SIO_PID 0x8372 /* Product Id SIO application of 8U100AX */
#define FTDI_232RL_PID 0xFBFA /* Product ID for FT232RL */
/*** third-party PIDs (using FTDI_VID) ***/
+#define FTDI_LUMEL_PD12_PID 0x6002
+
/*
* Marvell OpenRD Base, Client
* http://www.open-rd.org
@@ -97,6 +100,8 @@
#define FTDI_TACTRIX_OPENPORT_13S_PID 0xCC49 /* OpenPort 1.3 Subaru */
#define FTDI_TACTRIX_OPENPORT_13U_PID 0xCC4A /* OpenPort 1.3 Universal */
+#define FTDI_DISTORTEC_JTAG_LOCK_PICK_PID 0xCFF8
+
/* SCS HF Radio Modems PID's (http://www.scs-ptc.com) */
/* the VID is the standard ftdi vid (FTDI_VID) */
#define FTDI_SCS_DEVICE_0_PID 0xD010 /* SCS PTC-IIusb */
@@ -532,10 +537,14 @@
#define ADI_GNICEPLUS_PID 0xF001
/*
- * Hornby Elite
+ * Microchip Technology, Inc.
+ *
+ * MICROCHIP_VID (0x04D8) and MICROCHIP_USB_BOARD_PID (0x000A) are also used by:
+ * Hornby Elite - Digital Command Control Console
+ * http://www.hornby.com/hornby-dcc/controllers/
*/
-#define HORNBY_VID 0x04D8
-#define HORNBY_ELITE_PID 0x000A
+#define MICROCHIP_VID 0x04D8
+#define MICROCHIP_USB_BOARD_PID 0x000A /* CDC RS-232 Emulation Demo */
/*
* RATOC REX-USB60F
@@ -680,6 +689,10 @@
#define SEALEVEL_2803_6_PID 0X2863 /* SeaLINK+8 (2803) Port 6 */
#define SEALEVEL_2803_7_PID 0X2873 /* SeaLINK+8 (2803) Port 7 */
#define SEALEVEL_2803_8_PID 0X2883 /* SeaLINK+8 (2803) Port 8 */
+#define SEALEVEL_2803R_1_PID 0Xa02a /* SeaLINK+8 (2803-ROHS) Port 1+2 */
+#define SEALEVEL_2803R_2_PID 0Xa02b /* SeaLINK+8 (2803-ROHS) Port 3+4 */
+#define SEALEVEL_2803R_3_PID 0Xa02c /* SeaLINK+8 (2803-ROHS) Port 5+6 */
+#define SEALEVEL_2803R_4_PID 0Xa02d /* SeaLINK+8 (2803-ROHS) Port 7+8 */
/*
* JETI SPECTROMETER SPECBOS 1201
diff --git a/drivers/usb/serial/generic.c b/drivers/usb/serial/generic.c
index f740357..e129fcd 100644
--- a/drivers/usb/serial/generic.c
+++ b/drivers/usb/serial/generic.c
@@ -217,8 +217,10 @@ retry:
clear_bit(i, &port->write_urbs_free);
result = usb_submit_urb(urb, GFP_ATOMIC);
if (result) {
- dev_err(&port->dev, "%s - error submitting urb: %d\n",
+ if (!port->port.console) {
+ dev_err(&port->dev, "%s - error submitting urb: %d\n",
__func__, result);
+ }
set_bit(i, &port->write_urbs_free);
spin_lock_irqsave(&port->lock, flags);
port->tx_bytes -= count;
diff --git a/drivers/usb/serial/mos7840.c b/drivers/usb/serial/mos7840.c
index 03b5e24..a354eaa 100644
--- a/drivers/usb/serial/mos7840.c
+++ b/drivers/usb/serial/mos7840.c
@@ -174,6 +174,7 @@
#define CLK_MULTI_REGISTER ((__u16)(0x02))
#define CLK_START_VALUE_REGISTER ((__u16)(0x03))
+#define GPIO_REGISTER ((__u16)(0x07))
#define SERIAL_LCR_DLAB ((__u16)(0x0080))
@@ -1101,14 +1102,25 @@ static int mos7840_open(struct tty_struct *tty, struct usb_serial_port *port)
mos7840_port->read_urb = port->read_urb;
/* set up our bulk in urb */
-
- usb_fill_bulk_urb(mos7840_port->read_urb,
- serial->dev,
- usb_rcvbulkpipe(serial->dev,
- port->bulk_in_endpointAddress),
- port->bulk_in_buffer,
- mos7840_port->read_urb->transfer_buffer_length,
- mos7840_bulk_in_callback, mos7840_port);
+ if ((serial->num_ports == 2)
+ && ((((__u16)port->number -
+ (__u16)(port->serial->minor)) % 2) != 0)) {
+ usb_fill_bulk_urb(mos7840_port->read_urb,
+ serial->dev,
+ usb_rcvbulkpipe(serial->dev,
+ (port->bulk_in_endpointAddress) + 2),
+ port->bulk_in_buffer,
+ mos7840_port->read_urb->transfer_buffer_length,
+ mos7840_bulk_in_callback, mos7840_port);
+ } else {
+ usb_fill_bulk_urb(mos7840_port->read_urb,
+ serial->dev,
+ usb_rcvbulkpipe(serial->dev,
+ port->bulk_in_endpointAddress),
+ port->bulk_in_buffer,
+ mos7840_port->read_urb->transfer_buffer_length,
+ mos7840_bulk_in_callback, mos7840_port);
+ }
dbg("mos7840_open: bulkin endpoint is %d",
port->bulk_in_endpointAddress);
@@ -1519,13 +1531,25 @@ static int mos7840_write(struct tty_struct *tty, struct usb_serial_port *port,
memcpy(urb->transfer_buffer, current_position, transfer_size);
/* fill urb with data and submit */
- usb_fill_bulk_urb(urb,
- serial->dev,
- usb_sndbulkpipe(serial->dev,
- port->bulk_out_endpointAddress),
- urb->transfer_buffer,
- transfer_size,
- mos7840_bulk_out_data_callback, mos7840_port);
+ if ((serial->num_ports == 2)
+ && ((((__u16)port->number -
+ (__u16)(port->serial->minor)) % 2) != 0)) {
+ usb_fill_bulk_urb(urb,
+ serial->dev,
+ usb_sndbulkpipe(serial->dev,
+ (port->bulk_out_endpointAddress) + 2),
+ urb->transfer_buffer,
+ transfer_size,
+ mos7840_bulk_out_data_callback, mos7840_port);
+ } else {
+ usb_fill_bulk_urb(urb,
+ serial->dev,
+ usb_sndbulkpipe(serial->dev,
+ port->bulk_out_endpointAddress),
+ urb->transfer_buffer,
+ transfer_size,
+ mos7840_bulk_out_data_callback, mos7840_port);
+ }
data1 = urb->transfer_buffer;
dbg("bulkout endpoint is %d", port->bulk_out_endpointAddress);
@@ -1838,7 +1862,7 @@ static int mos7840_send_cmd_write_baud_rate(struct moschip_port *mos7840_port,
} else {
#ifdef HW_flow_control
- / *setting h/w flow control bit to 0 */
+ /* setting h/w flow control bit to 0 */
Data = 0xb;
mos7840_port->shadowMCR = Data;
status = mos7840_set_uart_reg(port, MODEM_CONTROL_REGISTER,
@@ -2305,19 +2329,26 @@ static int mos7840_ioctl(struct tty_struct *tty,
static int mos7840_calc_num_ports(struct usb_serial *serial)
{
- int mos7840_num_ports = 0;
-
- dbg("numberofendpoints: cur %d, alt %d",
- (int)serial->interface->cur_altsetting->desc.bNumEndpoints,
- (int)serial->interface->altsetting->desc.bNumEndpoints);
- if (serial->interface->cur_altsetting->desc.bNumEndpoints == 5) {
- mos7840_num_ports = serial->num_ports = 2;
- } else if (serial->interface->cur_altsetting->desc.bNumEndpoints == 9) {
+ __u16 Data = 0x00;
+ int ret = 0;
+ int mos7840_num_ports;
+
+ ret = usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0),
+ MCS_RDREQ, MCS_RD_RTYPE, 0, GPIO_REGISTER, &Data,
+ VENDOR_READ_LENGTH, MOS_WDR_TIMEOUT);
+
+ if ((Data & 0x01) == 0) {
+ mos7840_num_ports = 2;
+ serial->num_bulk_in = 2;
+ serial->num_bulk_out = 2;
+ serial->num_ports = 2;
+ } else {
+ mos7840_num_ports = 4;
serial->num_bulk_in = 4;
serial->num_bulk_out = 4;
- mos7840_num_ports = serial->num_ports = 4;
+ serial->num_ports = 4;
}
- dbg ("mos7840_num_ports = %d", mos7840_num_ports);
+
return mos7840_num_ports;
}
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index b54afce..2a54121 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -307,6 +307,9 @@ static void option_instat_callback(struct urb *urb);
#define TELIT_VENDOR_ID 0x1bc7
#define TELIT_PRODUCT_UC864E 0x1003
#define TELIT_PRODUCT_UC864G 0x1004
+#define TELIT_PRODUCT_CC864_DUAL 0x1005
+#define TELIT_PRODUCT_CC864_SINGLE 0x1006
+#define TELIT_PRODUCT_DE910_DUAL 0x1010
/* ZTE PRODUCTS */
#define ZTE_VENDOR_ID 0x19d2
@@ -484,6 +487,9 @@ static void option_instat_callback(struct urb *urb);
#define LG_VENDOR_ID 0x1004
#define LG_PRODUCT_L02C 0x618f
+/* MediaTek products */
+#define MEDIATEK_VENDOR_ID 0x0e8d
+
/* some devices interfaces need special handling due to a number of reasons */
enum option_blacklist_reason {
OPTION_BLACKLIST_NONE = 0,
@@ -768,6 +774,9 @@ static const struct usb_device_id option_ids[] = {
{ USB_DEVICE(CMOTECH_VENDOR_ID, CMOTECH_PRODUCT_6008) },
{ USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_UC864E) },
{ USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_UC864G) },
+ { USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_CC864_DUAL) },
+ { USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_CC864_SINGLE) },
+ { USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_DE910_DUAL) },
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, ZTE_PRODUCT_MF622, 0xff, 0xff, 0xff) }, /* ZTE WCDMA products */
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0002, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t)&net_intf1_blacklist },
@@ -892,6 +901,8 @@ static const struct usb_device_id option_ids[] = {
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0162, 0xff, 0xff, 0xff) },
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0164, 0xff, 0xff, 0xff) },
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0165, 0xff, 0xff, 0xff) },
+ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0167, 0xff, 0xff, 0xff),
+ .driver_info = (kernel_ulong_t)&net_intf4_blacklist },
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1008, 0xff, 0xff, 0xff) },
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1010, 0xff, 0xff, 0xff) },
{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1012, 0xff, 0xff, 0xff) },
@@ -1198,6 +1209,10 @@ static const struct usb_device_id option_ids[] = {
{ USB_DEVICE_AND_INTERFACE_INFO(VIETTEL_VENDOR_ID, VIETTEL_PRODUCT_VT1000, 0xff, 0xff, 0xff) },
{ USB_DEVICE_AND_INTERFACE_INFO(ZD_VENDOR_ID, ZD_PRODUCT_7000, 0xff, 0xff, 0xff) },
{ USB_DEVICE(LG_VENDOR_ID, LG_PRODUCT_L02C) }, /* docomo L-02C modem */
+ { USB_DEVICE_AND_INTERFACE_INFO(MEDIATEK_VENDOR_ID, 0x00a1, 0xff, 0x00, 0x00) },
+ { USB_DEVICE_AND_INTERFACE_INFO(MEDIATEK_VENDOR_ID, 0x00a1, 0xff, 0x02, 0x01) },
+ { USB_DEVICE_AND_INTERFACE_INFO(MEDIATEK_VENDOR_ID, 0x00a2, 0xff, 0x00, 0x00) },
+ { USB_DEVICE_AND_INTERFACE_INFO(MEDIATEK_VENDOR_ID, 0x00a2, 0xff, 0x02, 0x01) }, /* MediaTek MT6276M modem & app port */
{ } /* Terminating entry */
};
MODULE_DEVICE_TABLE(usb, option_ids);
@@ -1360,6 +1375,7 @@ static int option_probe(struct usb_serial *serial,
serial->interface->cur_altsetting->desc.bInterfaceNumber,
OPTION_BLACKLIST_RESERVED_IF,
(const struct option_blacklist_info *) id->driver_info))
+ return -ENODEV;
/* Don't bind network interface on Samsung GT-B3730, it is handled by a separate module */
if (serial->dev->descriptor.idVendor == SAMSUNG_VENDOR_ID &&
diff --git a/drivers/usb/serial/qcserial.c b/drivers/usb/serial/qcserial.c
index f98800f..138f732 100644
--- a/drivers/usb/serial/qcserial.c
+++ b/drivers/usb/serial/qcserial.c
@@ -24,39 +24,44 @@
static bool debug;
+#define DEVICE_G1K(v, p) \
+ USB_DEVICE(v, p), .driver_info = 1
+
static const struct usb_device_id id_table[] = {
- {USB_DEVICE(0x05c6, 0x9211)}, /* Acer Gobi QDL device */
- {USB_DEVICE(0x05c6, 0x9212)}, /* Acer Gobi Modem Device */
- {USB_DEVICE(0x03f0, 0x1f1d)}, /* HP un2400 Gobi Modem Device */
- {USB_DEVICE(0x03f0, 0x201d)}, /* HP un2400 Gobi QDL Device */
- {USB_DEVICE(0x03f0, 0x371d)}, /* HP un2430 Mobile Broadband Module */
- {USB_DEVICE(0x04da, 0x250d)}, /* Panasonic Gobi Modem device */
- {USB_DEVICE(0x04da, 0x250c)}, /* Panasonic Gobi QDL device */
- {USB_DEVICE(0x413c, 0x8172)}, /* Dell Gobi Modem device */
- {USB_DEVICE(0x413c, 0x8171)}, /* Dell Gobi QDL device */
- {USB_DEVICE(0x1410, 0xa001)}, /* Novatel Gobi Modem device */
- {USB_DEVICE(0x1410, 0xa008)}, /* Novatel Gobi QDL device */
- {USB_DEVICE(0x1410, 0xa010)}, /* Novatel Gobi QDL device */
- {USB_DEVICE(0x1410, 0xa011)}, /* Novatel Gobi QDL device */
- {USB_DEVICE(0x1410, 0xa012)}, /* Novatel Gobi QDL device */
- {USB_DEVICE(0x1410, 0xa013)}, /* Novatel Gobi QDL device */
- {USB_DEVICE(0x1410, 0xa014)}, /* Novatel Gobi QDL device */
- {USB_DEVICE(0x0b05, 0x1776)}, /* Asus Gobi Modem device */
- {USB_DEVICE(0x0b05, 0x1774)}, /* Asus Gobi QDL device */
- {USB_DEVICE(0x19d2, 0xfff3)}, /* ONDA Gobi Modem device */
- {USB_DEVICE(0x19d2, 0xfff2)}, /* ONDA Gobi QDL device */
- {USB_DEVICE(0x1557, 0x0a80)}, /* OQO Gobi QDL device */
- {USB_DEVICE(0x05c6, 0x9001)}, /* Generic Gobi Modem device */
- {USB_DEVICE(0x05c6, 0x9002)}, /* Generic Gobi Modem device */
- {USB_DEVICE(0x05c6, 0x9202)}, /* Generic Gobi Modem device */
- {USB_DEVICE(0x05c6, 0x9203)}, /* Generic Gobi Modem device */
- {USB_DEVICE(0x05c6, 0x9222)}, /* Generic Gobi Modem device */
- {USB_DEVICE(0x05c6, 0x9008)}, /* Generic Gobi QDL device */
- {USB_DEVICE(0x05c6, 0x9009)}, /* Generic Gobi Modem device */
- {USB_DEVICE(0x05c6, 0x9201)}, /* Generic Gobi QDL device */
- {USB_DEVICE(0x05c6, 0x9221)}, /* Generic Gobi QDL device */
- {USB_DEVICE(0x05c6, 0x9231)}, /* Generic Gobi QDL device */
- {USB_DEVICE(0x1f45, 0x0001)}, /* Unknown Gobi QDL device */
+ /* Gobi 1000 devices */
+ {DEVICE_G1K(0x05c6, 0x9211)}, /* Acer Gobi QDL device */
+ {DEVICE_G1K(0x05c6, 0x9212)}, /* Acer Gobi Modem Device */
+ {DEVICE_G1K(0x03f0, 0x1f1d)}, /* HP un2400 Gobi Modem Device */
+ {DEVICE_G1K(0x03f0, 0x201d)}, /* HP un2400 Gobi QDL Device */
+ {DEVICE_G1K(0x04da, 0x250d)}, /* Panasonic Gobi Modem device */
+ {DEVICE_G1K(0x04da, 0x250c)}, /* Panasonic Gobi QDL device */
+ {DEVICE_G1K(0x413c, 0x8172)}, /* Dell Gobi Modem device */
+ {DEVICE_G1K(0x413c, 0x8171)}, /* Dell Gobi QDL device */
+ {DEVICE_G1K(0x1410, 0xa001)}, /* Novatel Gobi Modem device */
+ {DEVICE_G1K(0x1410, 0xa008)}, /* Novatel Gobi QDL device */
+ {DEVICE_G1K(0x0b05, 0x1776)}, /* Asus Gobi Modem device */
+ {DEVICE_G1K(0x0b05, 0x1774)}, /* Asus Gobi QDL device */
+ {DEVICE_G1K(0x19d2, 0xfff3)}, /* ONDA Gobi Modem device */
+ {DEVICE_G1K(0x19d2, 0xfff2)}, /* ONDA Gobi QDL device */
+ {DEVICE_G1K(0x1557, 0x0a80)}, /* OQO Gobi QDL device */
+ {DEVICE_G1K(0x05c6, 0x9001)}, /* Generic Gobi Modem device */
+ {DEVICE_G1K(0x05c6, 0x9002)}, /* Generic Gobi Modem device */
+ {DEVICE_G1K(0x05c6, 0x9202)}, /* Generic Gobi Modem device */
+ {DEVICE_G1K(0x05c6, 0x9203)}, /* Generic Gobi Modem device */
+ {DEVICE_G1K(0x05c6, 0x9222)}, /* Generic Gobi Modem device */
+ {DEVICE_G1K(0x05c6, 0x9008)}, /* Generic Gobi QDL device */
+ {DEVICE_G1K(0x05c6, 0x9009)}, /* Generic Gobi Modem device */
+ {DEVICE_G1K(0x05c6, 0x9201)}, /* Generic Gobi QDL device */
+ {DEVICE_G1K(0x05c6, 0x9221)}, /* Generic Gobi QDL device */
+ {DEVICE_G1K(0x05c6, 0x9231)}, /* Generic Gobi QDL device */
+ {DEVICE_G1K(0x1f45, 0x0001)}, /* Unknown Gobi QDL device */
+
+ /* Gobi 2000 devices */
+ {USB_DEVICE(0x1410, 0xa010)}, /* Novatel Gobi 2000 QDL device */
+ {USB_DEVICE(0x1410, 0xa011)}, /* Novatel Gobi 2000 QDL device */
+ {USB_DEVICE(0x1410, 0xa012)}, /* Novatel Gobi 2000 QDL device */
+ {USB_DEVICE(0x1410, 0xa013)}, /* Novatel Gobi 2000 QDL device */
+ {USB_DEVICE(0x1410, 0xa014)}, /* Novatel Gobi 2000 QDL device */
{USB_DEVICE(0x413c, 0x8185)}, /* Dell Gobi 2000 QDL device (N0218, VU936) */
{USB_DEVICE(0x413c, 0x8186)}, /* Dell Gobi 2000 Modem device (N0218, VU936) */
{USB_DEVICE(0x05c6, 0x9208)}, /* Generic Gobi 2000 QDL device */
@@ -92,6 +97,8 @@ static const struct usb_device_id id_table[] = {
{USB_DEVICE(0x05c6, 0x9204)}, /* Gobi 2000 QDL device */
{USB_DEVICE(0x05c6, 0x9205)}, /* Gobi 2000 Modem device */
+ /* Gobi 3000 devices */
+ {USB_DEVICE(0x03f0, 0x371d)}, /* HP un2430 Gobi 3000 QDL */
{USB_DEVICE(0x05c6, 0x920c)}, /* Gobi 3000 QDL */
{USB_DEVICE(0x05c6, 0x920d)}, /* Gobi 3000 Composite */
{USB_DEVICE(0x1410, 0xa020)}, /* Novatel Gobi 3000 QDL */
@@ -122,8 +129,10 @@ static int qcprobe(struct usb_serial *serial, const struct usb_device_id *id)
int retval = -ENODEV;
__u8 nintf;
__u8 ifnum;
+ bool is_gobi1k = id->driver_info ? true : false;
dbg("%s", __func__);
+ dbg("Is Gobi 1000 = %d", is_gobi1k);
nintf = serial->dev->actconfig->desc.bNumInterfaces;
dbg("Num Interfaces = %d", nintf);
@@ -169,15 +178,25 @@ static int qcprobe(struct usb_serial *serial, const struct usb_device_id *id)
case 3:
case 4:
- /* Composite mode */
- /* ifnum == 0 is a broadband network adapter */
- if (ifnum == 1) {
- /*
- * Diagnostics Monitor (serial line 9600 8N1)
- * Qualcomm DM protocol
- * use "libqcdm" (ModemManager) for communication
- */
- dbg("Diagnostics Monitor found");
+ /* Composite mode; don't bind to the QMI/net interface as that
+ * gets handled by other drivers.
+ */
+
+ /* Gobi 1K USB layout:
+ * 0: serial port (doesn't respond)
+ * 1: serial port (doesn't respond)
+ * 2: AT-capable modem port
+ * 3: QMI/net
+ *
+ * Gobi 2K+ USB layout:
+ * 0: QMI/net
+ * 1: DM/DIAG (use libqcdm from ModemManager for communication)
+ * 2: AT-capable modem port
+ * 3: NMEA
+ */
+
+ if (ifnum == 1 && !is_gobi1k) {
+ dbg("Gobi 2K+ DM/DIAG interface found");
retval = usb_set_interface(serial->dev, ifnum, 0);
if (retval < 0) {
dev_err(&serial->dev->dev,
@@ -196,13 +215,13 @@ static int qcprobe(struct usb_serial *serial, const struct usb_device_id *id)
retval = -ENODEV;
kfree(data);
}
- } else if (ifnum==3) {
+ } else if (ifnum==3 && !is_gobi1k) {
/*
* NMEA (serial line 9600 8N1)
* # echo "\$GPS_START" > /dev/ttyUSBx
* # echo "\$GPS_STOP" > /dev/ttyUSBx
*/
- dbg("NMEA GPS interface found");
+ dbg("Gobi 2K+ NMEA GPS interface found");
retval = usb_set_interface(serial->dev, ifnum, 0);
if (retval < 0) {
dev_err(&serial->dev->dev,
diff --git a/drivers/usb/storage/realtek_cr.c b/drivers/usb/storage/realtek_cr.c
index d32f720..eee2a96 100644
--- a/drivers/usb/storage/realtek_cr.c
+++ b/drivers/usb/storage/realtek_cr.c
@@ -507,9 +507,14 @@ static int __do_config_autodelink(struct us_data *us, u8 *data, u16 len)
{
int retval;
u8 cmnd[12] = {0};
+ u8 *buf;
US_DEBUGP("%s, addr = 0xfe47, len = %d\n", __FUNCTION__, len);
+ buf = kmemdup(data, len, GFP_NOIO);
+ if (!buf)
+ return USB_STOR_TRANSPORT_ERROR;
+
cmnd[0] = 0xF0;
cmnd[1] = 0x0E;
cmnd[2] = 0xfe;
@@ -517,7 +522,8 @@ static int __do_config_autodelink(struct us_data *us, u8 *data, u16 len)
cmnd[4] = (u8)(len >> 8);
cmnd[5] = (u8)len;
- retval = rts51x_bulk_transport_special(us, 0, cmnd, 12, data, len, DMA_TO_DEVICE, NULL);
+ retval = rts51x_bulk_transport_special(us, 0, cmnd, 12, buf, len, DMA_TO_DEVICE, NULL);
+ kfree(buf);
if (retval != USB_STOR_TRANSPORT_GOOD) {
return -EIO;
}
diff --git a/drivers/video/backlight/tosa_lcd.c b/drivers/video/backlight/tosa_lcd.c
index 772f601..6f54f74 100644
--- a/drivers/video/backlight/tosa_lcd.c
+++ b/drivers/video/backlight/tosa_lcd.c
@@ -271,7 +271,7 @@ static int tosa_lcd_resume(struct spi_device *spi)
}
#else
#define tosa_lcd_suspend NULL
-#define tosa_lcd_reume NULL
+#define tosa_lcd_resume NULL
#endif
static struct spi_driver tosa_lcd_driver = {
diff --git a/drivers/video/fbmem.c b/drivers/video/fbmem.c
index ac9141b..c6ce416 100644
--- a/drivers/video/fbmem.c
+++ b/drivers/video/fbmem.c
@@ -1665,6 +1665,7 @@ static int do_unregister_framebuffer(struct fb_info *fb_info)
if (ret)
return -EINVAL;
+ unlink_framebuffer(fb_info);
if (fb_info->pixmap.addr &&
(fb_info->pixmap.flags & FB_PIXMAP_DEFAULT))
kfree(fb_info->pixmap.addr);
@@ -1672,7 +1673,6 @@ static int do_unregister_framebuffer(struct fb_info *fb_info)
registered_fb[i] = NULL;
num_registered_fb--;
fb_cleanup_device(fb_info);
- device_destroy(fb_class, MKDEV(FB_MAJOR, i));
event.info = fb_info;
fb_notifier_call_chain(FB_EVENT_FB_UNREGISTERED, &event);
@@ -1681,6 +1681,22 @@ static int do_unregister_framebuffer(struct fb_info *fb_info)
return 0;
}
+int unlink_framebuffer(struct fb_info *fb_info)
+{
+ int i;
+
+ i = fb_info->node;
+ if (i < 0 || i >= FB_MAX || registered_fb[i] != fb_info)
+ return -EINVAL;
+
+ if (fb_info->dev) {
+ device_destroy(fb_class, MKDEV(FB_MAJOR, i));
+ fb_info->dev = NULL;
+ }
+ return 0;
+}
+EXPORT_SYMBOL(unlink_framebuffer);
+
void remove_conflicting_framebuffers(struct apertures_struct *a,
const char *name, bool primary)
{
diff --git a/drivers/video/udlfb.c b/drivers/video/udlfb.c
index a197731..a40c05e 100644
--- a/drivers/video/udlfb.c
+++ b/drivers/video/udlfb.c
@@ -1739,7 +1739,7 @@ static void dlfb_usb_disconnect(struct usb_interface *interface)
for (i = 0; i < ARRAY_SIZE(fb_device_attrs); i++)
device_remove_file(info->dev, &fb_device_attrs[i]);
device_remove_bin_file(info->dev, &edid_attr);
-
+ unlink_framebuffer(info);
usb_set_intfdata(interface, NULL);
/* if clients still have us open, will be freed on last close */
diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
index b1fd382..6ee1cb4 100644
--- a/fs/cifs/cifsfs.c
+++ b/fs/cifs/cifsfs.c
@@ -76,7 +76,7 @@ MODULE_PARM_DESC(cifs_min_small, "Small network buffers in pool. Default: 30 "
unsigned int cifs_max_pending = CIFS_MAX_REQ;
module_param(cifs_max_pending, int, 0444);
MODULE_PARM_DESC(cifs_max_pending, "Simultaneous requests to server. "
- "Default: 50 Range: 2 to 256");
+ "Default: 32767 Range: 2 to 32767.");
unsigned short echo_retries = 5;
module_param(echo_retries, ushort, 0644);
MODULE_PARM_DESC(echo_retries, "Number of echo attempts before giving up and "
@@ -1116,9 +1116,9 @@ init_cifs(void)
if (cifs_max_pending < 2) {
cifs_max_pending = 2;
cFYI(1, "cifs_max_pending set to min of 2");
- } else if (cifs_max_pending > 256) {
- cifs_max_pending = 256;
- cFYI(1, "cifs_max_pending set to max of 256");
+ } else if (cifs_max_pending > CIFS_MAX_REQ) {
+ cifs_max_pending = CIFS_MAX_REQ;
+ cFYI(1, "cifs_max_pending set to max of %u", CIFS_MAX_REQ);
}
rc = cifs_fscache_register();
diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h
index 76e7d8b..d47d20a 100644
--- a/fs/cifs/cifsglob.h
+++ b/fs/cifs/cifsglob.h
@@ -55,14 +55,9 @@
/*
* MAX_REQ is the maximum number of requests that WE will send
- * on one socket concurrently. It also matches the most common
- * value of max multiplex returned by servers. We may
- * eventually want to use the negotiated value (in case
- * future servers can handle more) when we are more confident that
- * we will not have problems oveloading the socket with pending
- * write data.
+ * on one socket concurrently.
*/
-#define CIFS_MAX_REQ 50
+#define CIFS_MAX_REQ 32767
#define RFC1001_NAME_LEN 15
#define RFC1001_NAME_LEN_WITH_NULL (RFC1001_NAME_LEN + 1)
@@ -263,6 +258,7 @@ struct TCP_Server_Info {
bool session_estab; /* mark when very first sess is established */
u16 dialect; /* dialect index that server chose */
enum securityEnum secType;
+ bool oplocks:1; /* enable oplocks */
unsigned int maxReq; /* Clients should submit no more */
/* than maxReq distinct unanswered SMBs to the server when using */
/* multiplexed reads or writes */
diff --git a/fs/cifs/cifssmb.c b/fs/cifs/cifssmb.c
index 8b7794c..cd66b76 100644
--- a/fs/cifs/cifssmb.c
+++ b/fs/cifs/cifssmb.c
@@ -458,7 +458,10 @@ CIFSSMBNegotiate(unsigned int xid, struct cifs_ses *ses)
goto neg_err_exit;
}
server->sec_mode = (__u8)le16_to_cpu(rsp->SecurityMode);
- server->maxReq = le16_to_cpu(rsp->MaxMpxCount);
+ server->maxReq = min_t(unsigned int,
+ le16_to_cpu(rsp->MaxMpxCount),
+ cifs_max_pending);
+ server->oplocks = server->maxReq > 1 ? enable_oplocks : false;
server->maxBuf = le16_to_cpu(rsp->MaxBufSize);
server->max_vcs = le16_to_cpu(rsp->MaxNumberVcs);
/* even though we do not use raw we might as well set this
@@ -564,7 +567,9 @@ CIFSSMBNegotiate(unsigned int xid, struct cifs_ses *ses)
/* one byte, so no need to convert this or EncryptionKeyLen from
little endian */
- server->maxReq = le16_to_cpu(pSMBr->MaxMpxCount);
+ server->maxReq = min_t(unsigned int, le16_to_cpu(pSMBr->MaxMpxCount),
+ cifs_max_pending);
+ server->oplocks = server->maxReq > 1 ? enable_oplocks : false;
/* probably no need to store and check maxvcs */
server->maxBuf = le32_to_cpu(pSMBr->MaxBufferSize);
server->max_rw = le32_to_cpu(pSMBr->MaxRawSize);
diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index 602f77c..0ac595c 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -642,14 +642,10 @@ static void clean_demultiplex_info(struct TCP_Server_Info *server)
spin_unlock(&GlobalMid_Lock);
wake_up_all(&server->response_q);
- /*
- * Check if we have blocked requests that need to free. Note that
- * cifs_max_pending is normally 50, but can be set at module install
- * time to as little as two.
- */
+ /* Check if we have blocked requests that need to free. */
spin_lock(&GlobalMid_Lock);
- if (atomic_read(&server->inFlight) >= cifs_max_pending)
- atomic_set(&server->inFlight, cifs_max_pending - 1);
+ if (atomic_read(&server->inFlight) >= server->maxReq)
+ atomic_set(&server->inFlight, server->maxReq - 1);
/*
* We do not want to set the max_pending too low or we could end up
* with the counter going negative.
@@ -1910,6 +1906,7 @@ cifs_get_tcp_session(struct smb_vol *volume_info)
tcp_ses->noautotune = volume_info->noautotune;
tcp_ses->tcp_nodelay = volume_info->sockopt_tcp_nodelay;
atomic_set(&tcp_ses->inFlight, 0);
+ tcp_ses->maxReq = 1; /* enough to send negotiate request */
init_waitqueue_head(&tcp_ses->response_q);
init_waitqueue_head(&tcp_ses->request_q);
INIT_LIST_HEAD(&tcp_ses->pending_mid_q);
@@ -3371,7 +3368,7 @@ cifs_ra_pages(struct cifs_sb_info *cifs_sb)
int
cifs_mount(struct cifs_sb_info *cifs_sb, struct smb_vol *volume_info)
{
- int rc = 0;
+ int rc;
int xid;
struct cifs_ses *pSesInfo;
struct cifs_tcon *tcon;
@@ -3398,6 +3395,7 @@ try_mount_again:
FreeXid(xid);
}
#endif
+ rc = 0;
tcon = NULL;
pSesInfo = NULL;
srvTcp = NULL;
diff --git a/fs/cifs/dir.c b/fs/cifs/dir.c
index bc7e244..d172c8e 100644
--- a/fs/cifs/dir.c
+++ b/fs/cifs/dir.c
@@ -171,7 +171,7 @@ cifs_create(struct inode *inode, struct dentry *direntry, umode_t mode,
}
tcon = tlink_tcon(tlink);
- if (enable_oplocks)
+ if (tcon->ses->server->oplocks)
oplock = REQ_OPLOCK;
if (nd)
@@ -492,7 +492,7 @@ cifs_lookup(struct inode *parent_dir_inode, struct dentry *direntry,
{
int xid;
int rc = 0; /* to get around spurious gcc warning, set to zero here */
- __u32 oplock = enable_oplocks ? REQ_OPLOCK : 0;
+ __u32 oplock;
__u16 fileHandle = 0;
bool posix_open = false;
struct cifs_sb_info *cifs_sb;
@@ -518,6 +518,8 @@ cifs_lookup(struct inode *parent_dir_inode, struct dentry *direntry,
}
pTcon = tlink_tcon(tlink);
+ oplock = pTcon->ses->server->oplocks ? REQ_OPLOCK : 0;
+
/*
* Don't allow the separator character in a path component.
* The VFS will not allow "/", but "\" is allowed by posix.
diff --git a/fs/cifs/file.c b/fs/cifs/file.c
index 5e64748..159fcc5 100644
--- a/fs/cifs/file.c
+++ b/fs/cifs/file.c
@@ -380,7 +380,7 @@ int cifs_open(struct inode *inode, struct file *file)
cFYI(1, "inode = 0x%p file flags are 0x%x for %s",
inode, file->f_flags, full_path);
- if (enable_oplocks)
+ if (tcon->ses->server->oplocks)
oplock = REQ_OPLOCK;
else
oplock = 0;
@@ -505,7 +505,7 @@ static int cifs_reopen_file(struct cifsFileInfo *pCifsFile, bool can_flush)
cFYI(1, "inode = 0x%p file flags 0x%x for %s",
inode, pCifsFile->f_flags, full_path);
- if (enable_oplocks)
+ if (tcon->ses->server->oplocks)
oplock = REQ_OPLOCK;
else
oplock = 0;
@@ -960,9 +960,9 @@ cifs_push_posix_locks(struct cifsFileInfo *cfile)
INIT_LIST_HEAD(&locks_to_send);
/*
- * Allocating count locks is enough because no locks can be added to
- * the list while we are holding cinode->lock_mutex that protects
- * locking operations of this inode.
+ * Allocating count locks is enough because no FL_POSIX locks can be
+ * added to the list while we are holding cinode->lock_mutex that
+ * protects locking operations of this inode.
*/
for (; i < count; i++) {
lck = kmalloc(sizeof(struct lock_to_push), GFP_KERNEL);
@@ -973,18 +973,20 @@ cifs_push_posix_locks(struct cifsFileInfo *cfile)
list_add_tail(&lck->llist, &locks_to_send);
}
- i = 0;
el = locks_to_send.next;
lock_flocks();
cifs_for_each_lock(cfile->dentry->d_inode, before) {
+ flock = *before;
+ if ((flock->fl_flags & FL_POSIX) == 0)
+ continue;
if (el == &locks_to_send) {
- /* something is really wrong */
+ /*
+ * The list ended. We don't have enough allocated
+ * structures - something is really wrong.
+ */
cERROR(1, "Can't push all brlocks!");
break;
}
- flock = *before;
- if ((flock->fl_flags & FL_POSIX) == 0)
- continue;
length = 1 + flock->fl_end - flock->fl_start;
if (flock->fl_type == F_RDLCK || flock->fl_type == F_SHLCK)
type = CIFS_RDLCK;
@@ -996,7 +998,6 @@ cifs_push_posix_locks(struct cifsFileInfo *cfile)
lck->length = length;
lck->type = type;
lck->offset = flock->fl_start;
- i++;
el = el->next;
}
unlock_flocks();
diff --git a/fs/cifs/transport.c b/fs/cifs/transport.c
index 0cc9584..99a27cf 100644
--- a/fs/cifs/transport.c
+++ b/fs/cifs/transport.c
@@ -265,12 +265,12 @@ static int wait_for_free_request(struct TCP_Server_Info *server,
spin_lock(&GlobalMid_Lock);
while (1) {
- if (atomic_read(&server->inFlight) >= cifs_max_pending) {
+ if (atomic_read(&server->inFlight) >= server->maxReq) {
spin_unlock(&GlobalMid_Lock);
cifs_num_waiters_inc(server);
wait_event(server->request_q,
atomic_read(&server->inFlight)
- < cifs_max_pending);
+ < server->maxReq);
cifs_num_waiters_dec(server);
spin_lock(&GlobalMid_Lock);
} else {
diff --git a/fs/dcache.c b/fs/dcache.c
index bcbdb33..2576d14 100644
--- a/fs/dcache.c
+++ b/fs/dcache.c
@@ -2405,6 +2405,7 @@ struct dentry *d_materialise_unique(struct dentry *dentry, struct inode *inode)
if (d_ancestor(alias, dentry)) {
/* Check for loops */
actual = ERR_PTR(-ELOOP);
+ spin_unlock(&inode->i_lock);
} else if (IS_ROOT(alias)) {
/* Is this an anonymous mountpoint that we
* could splice into our tree? */
@@ -2414,7 +2415,7 @@ struct dentry *d_materialise_unique(struct dentry *dentry, struct inode *inode)
goto found;
} else {
/* Nope, but we must(!) avoid directory
- * aliasing */
+ * aliasing. This drops inode->i_lock */
actual = __d_unalias(inode, dentry, alias);
}
write_sequnlock(&rename_lock);
diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h
index 513004f..3ce6a0c 100644
--- a/fs/ext4/ext4.h
+++ b/fs/ext4/ext4.h
@@ -184,6 +184,8 @@ struct mpage_da_data {
#define EXT4_IO_END_UNWRITTEN 0x0001
#define EXT4_IO_END_ERROR 0x0002
#define EXT4_IO_END_QUEUED 0x0004
+#define EXT4_IO_END_DIRECT 0x0008
+#define EXT4_IO_END_IN_FSYNC 0x0010
struct ext4_io_page {
struct page *p_page;
diff --git a/fs/ext4/ext4_jbd2.h b/fs/ext4/ext4_jbd2.h
index 5802fa1..95af6f8 100644
--- a/fs/ext4/ext4_jbd2.h
+++ b/fs/ext4/ext4_jbd2.h
@@ -261,43 +261,45 @@ static inline void ext4_update_inode_fsync_trans(handle_t *handle,
/* super.c */
int ext4_force_commit(struct super_block *sb);
-static inline int ext4_should_journal_data(struct inode *inode)
+/*
+ * Ext4 inode journal modes
+ */
+#define EXT4_INODE_JOURNAL_DATA_MODE 0x01 /* journal data mode */
+#define EXT4_INODE_ORDERED_DATA_MODE 0x02 /* ordered data mode */
+#define EXT4_INODE_WRITEBACK_DATA_MODE 0x04 /* writeback data mode */
+
+static inline int ext4_inode_journal_mode(struct inode *inode)
{
if (EXT4_JOURNAL(inode) == NULL)
- return 0;
- if (!S_ISREG(inode->i_mode))
- return 1;
- if (test_opt(inode->i_sb, DATA_FLAGS) == EXT4_MOUNT_JOURNAL_DATA)
- return 1;
- if (ext4_test_inode_flag(inode, EXT4_INODE_JOURNAL_DATA))
- return 1;
- return 0;
+ return EXT4_INODE_WRITEBACK_DATA_MODE; /* writeback */
+ /* We do not support data journalling with delayed allocation */
+ if (!S_ISREG(inode->i_mode) ||
+ test_opt(inode->i_sb, DATA_FLAGS) == EXT4_MOUNT_JOURNAL_DATA)
+ return EXT4_INODE_JOURNAL_DATA_MODE; /* journal data */
+ if (ext4_test_inode_flag(inode, EXT4_INODE_JOURNAL_DATA) &&
+ !test_opt(inode->i_sb, DELALLOC))
+ return EXT4_INODE_JOURNAL_DATA_MODE; /* journal data */
+ if (test_opt(inode->i_sb, DATA_FLAGS) == EXT4_MOUNT_ORDERED_DATA)
+ return EXT4_INODE_ORDERED_DATA_MODE; /* ordered */
+ if (test_opt(inode->i_sb, DATA_FLAGS) == EXT4_MOUNT_WRITEBACK_DATA)
+ return EXT4_INODE_WRITEBACK_DATA_MODE; /* writeback */
+ else
+ BUG();
+}
+
+static inline int ext4_should_journal_data(struct inode *inode)
+{
+ return ext4_inode_journal_mode(inode) & EXT4_INODE_JOURNAL_DATA_MODE;
}
static inline int ext4_should_order_data(struct inode *inode)
{
- if (EXT4_JOURNAL(inode) == NULL)
- return 0;
- if (!S_ISREG(inode->i_mode))
- return 0;
- if (ext4_test_inode_flag(inode, EXT4_INODE_JOURNAL_DATA))
- return 0;
- if (test_opt(inode->i_sb, DATA_FLAGS) == EXT4_MOUNT_ORDERED_DATA)
- return 1;
- return 0;
+ return ext4_inode_journal_mode(inode) & EXT4_INODE_ORDERED_DATA_MODE;
}
static inline int ext4_should_writeback_data(struct inode *inode)
{
- if (EXT4_JOURNAL(inode) == NULL)
- return 1;
- if (!S_ISREG(inode->i_mode))
- return 0;
- if (ext4_test_inode_flag(inode, EXT4_INODE_JOURNAL_DATA))
- return 0;
- if (test_opt(inode->i_sb, DATA_FLAGS) == EXT4_MOUNT_WRITEBACK_DATA)
- return 1;
- return 0;
+ return ext4_inode_journal_mode(inode) & EXT4_INODE_WRITEBACK_DATA_MODE;
}
/*
diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index 74f23c2..4394a757 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -300,6 +300,8 @@ static int ext4_valid_extent(struct inode *inode, struct ext4_extent *ext)
ext4_fsblk_t block = ext4_ext_pblock(ext);
int len = ext4_ext_get_actual_len(ext);
+ if (len == 0)
+ return 0;
return ext4_data_block_valid(EXT4_SB(inode->i_sb), block, len);
}
diff --git a/fs/ext4/fsync.c b/fs/ext4/fsync.c
index 00a2cb7..bb6c7d8 100644
--- a/fs/ext4/fsync.c
+++ b/fs/ext4/fsync.c
@@ -89,6 +89,7 @@ int ext4_flush_completed_IO(struct inode *inode)
io = list_entry(ei->i_completed_io_list.next,
ext4_io_end_t, list);
list_del_init(&io->list);
+ io->flag |= EXT4_IO_END_IN_FSYNC;
/*
* Calling ext4_end_io_nolock() to convert completed
* IO to written.
@@ -108,6 +109,7 @@ int ext4_flush_completed_IO(struct inode *inode)
if (ret < 0)
ret2 = ret;
spin_lock_irqsave(&ei->i_completed_io_lock, flags);
+ io->flag &= ~EXT4_IO_END_IN_FSYNC;
}
spin_unlock_irqrestore(&ei->i_completed_io_lock, flags);
return (ret2 < 0) ? ret2 : 0;
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index feaa82f..aafc626 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -2482,13 +2482,14 @@ static int ext4_da_write_end(struct file *file,
int write_mode = (int)(unsigned long)fsdata;
if (write_mode == FALL_BACK_TO_NONDELALLOC) {
- if (ext4_should_order_data(inode)) {
+ switch (ext4_inode_journal_mode(inode)) {
+ case EXT4_INODE_ORDERED_DATA_MODE:
return ext4_ordered_write_end(file, mapping, pos,
len, copied, page, fsdata);
- } else if (ext4_should_writeback_data(inode)) {
+ case EXT4_INODE_WRITEBACK_DATA_MODE:
return ext4_writeback_write_end(file, mapping, pos,
len, copied, page, fsdata);
- } else {
+ default:
BUG();
}
}
@@ -2795,9 +2796,6 @@ out:
/* queue the work to convert unwritten extents to written */
queue_work(wq, &io_end->work);
-
- /* XXX: probably should move into the real I/O completion handler */
- inode_dio_done(inode);
}
static void ext4_end_io_buffer_write(struct buffer_head *bh, int uptodate)
@@ -2921,9 +2919,12 @@ static ssize_t ext4_ext_direct_IO(int rw, struct kiocb *iocb,
iocb->private = NULL;
EXT4_I(inode)->cur_aio_dio = NULL;
if (!is_sync_kiocb(iocb)) {
- iocb->private = ext4_init_io_end(inode, GFP_NOFS);
- if (!iocb->private)
+ ext4_io_end_t *io_end =
+ ext4_init_io_end(inode, GFP_NOFS);
+ if (!io_end)
return -ENOMEM;
+ io_end->flag |= EXT4_IO_END_DIRECT;
+ iocb->private = io_end;
/*
* we save the io structure for current async
* direct IO, so that later ext4_map_blocks()
@@ -3086,18 +3087,25 @@ static const struct address_space_operations ext4_da_aops = {
void ext4_set_aops(struct inode *inode)
{
- if (ext4_should_order_data(inode) &&
- test_opt(inode->i_sb, DELALLOC))
- inode->i_mapping->a_ops = &ext4_da_aops;
- else if (ext4_should_order_data(inode))
- inode->i_mapping->a_ops = &ext4_ordered_aops;
- else if (ext4_should_writeback_data(inode) &&
- test_opt(inode->i_sb, DELALLOC))
- inode->i_mapping->a_ops = &ext4_da_aops;
- else if (ext4_should_writeback_data(inode))
- inode->i_mapping->a_ops = &ext4_writeback_aops;
- else
+ switch (ext4_inode_journal_mode(inode)) {
+ case EXT4_INODE_ORDERED_DATA_MODE:
+ if (test_opt(inode->i_sb, DELALLOC))
+ inode->i_mapping->a_ops = &ext4_da_aops;
+ else
+ inode->i_mapping->a_ops = &ext4_ordered_aops;
+ break;
+ case EXT4_INODE_WRITEBACK_DATA_MODE:
+ if (test_opt(inode->i_sb, DELALLOC))
+ inode->i_mapping->a_ops = &ext4_da_aops;
+ else
+ inode->i_mapping->a_ops = &ext4_writeback_aops;
+ break;
+ case EXT4_INODE_JOURNAL_DATA_MODE:
inode->i_mapping->a_ops = &ext4_journalled_aops;
+ break;
+ default:
+ BUG();
+ }
}
diff --git a/fs/ext4/page-io.c b/fs/ext4/page-io.c
index 4758518..dcdeef1 100644
--- a/fs/ext4/page-io.c
+++ b/fs/ext4/page-io.c
@@ -110,6 +110,8 @@ int ext4_end_io_nolock(ext4_io_end_t *io)
if (io->iocb)
aio_complete(io->iocb, io->result, 0);
+ if (io->flag & EXT4_IO_END_DIRECT)
+ inode_dio_done(inode);
/* Wake up anyone waiting on unwritten extent conversion */
if (atomic_dec_and_test(&EXT4_I(inode)->i_aiodio_unwritten))
wake_up_all(ext4_ioend_wq(io->inode));
@@ -127,12 +129,18 @@ static void ext4_end_io_work(struct work_struct *work)
unsigned long flags;
spin_lock_irqsave(&ei->i_completed_io_lock, flags);
+ if (io->flag & EXT4_IO_END_IN_FSYNC)
+ goto requeue;
if (list_empty(&io->list)) {
spin_unlock_irqrestore(&ei->i_completed_io_lock, flags);
goto free;
}
if (!mutex_trylock(&inode->i_mutex)) {
+ bool was_queued;
+requeue:
+ was_queued = !!(io->flag & EXT4_IO_END_QUEUED);
+ io->flag |= EXT4_IO_END_QUEUED;
spin_unlock_irqrestore(&ei->i_completed_io_lock, flags);
/*
* Requeue the work instead of waiting so that the work
@@ -145,9 +153,8 @@ static void ext4_end_io_work(struct work_struct *work)
* yield the cpu if it sees an end_io request that has already
* been requeued.
*/
- if (io->flag & EXT4_IO_END_QUEUED)
+ if (was_queued)
yield();
- io->flag |= EXT4_IO_END_QUEUED;
return;
}
list_del_init(&io->list);
diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c
index 1e85a7a..3645cd3 100644
--- a/fs/hugetlbfs/inode.c
+++ b/fs/hugetlbfs/inode.c
@@ -238,17 +238,10 @@ static ssize_t hugetlbfs_read(struct file *filp, char __user *buf,
loff_t isize;
ssize_t retval = 0;
- mutex_lock(&inode->i_mutex);
-
/* validate length */
if (len == 0)
goto out;
- isize = i_size_read(inode);
- if (!isize)
- goto out;
-
- end_index = (isize - 1) >> huge_page_shift(h);
for (;;) {
struct page *page;
unsigned long nr, ret;
@@ -256,18 +249,21 @@ static ssize_t hugetlbfs_read(struct file *filp, char __user *buf,
/* nr is the maximum number of bytes to copy from this page */
nr = huge_page_size(h);
+ isize = i_size_read(inode);
+ if (!isize)
+ goto out;
+ end_index = (isize - 1) >> huge_page_shift(h);
if (index >= end_index) {
if (index > end_index)
goto out;
nr = ((isize - 1) & ~huge_page_mask(h)) + 1;
- if (nr <= offset) {
+ if (nr <= offset)
goto out;
- }
}
nr = nr - offset;
/* Find the page */
- page = find_get_page(mapping, index);
+ page = find_lock_page(mapping, index);
if (unlikely(page == NULL)) {
/*
* We have a HOLE, zero out the user-buffer for the
@@ -279,17 +275,18 @@ static ssize_t hugetlbfs_read(struct file *filp, char __user *buf,
else
ra = 0;
} else {
+ unlock_page(page);
+
/*
* We have the page, copy it to user space buffer.
*/
ra = hugetlbfs_read_actor(page, offset, buf, len, nr);
ret = ra;
+ page_cache_release(page);
}
if (ra < 0) {
if (retval == 0)
retval = ra;
- if (page)
- page_cache_release(page);
goto out;
}
@@ -299,16 +296,12 @@ static ssize_t hugetlbfs_read(struct file *filp, char __user *buf,
index += offset >> huge_page_shift(h);
offset &= ~huge_page_mask(h);
- if (page)
- page_cache_release(page);
-
/* short read or no more work */
if ((ret != nr) || (len == 0))
break;
}
out:
*ppos = ((loff_t)index << huge_page_shift(h)) + offset;
- mutex_unlock(&inode->i_mutex);
return retval;
}
diff --git a/fs/jbd2/transaction.c b/fs/jbd2/transaction.c
index 35ae096..52653306 100644
--- a/fs/jbd2/transaction.c
+++ b/fs/jbd2/transaction.c
@@ -1949,6 +1949,8 @@ zap_buffer_unlocked:
clear_buffer_mapped(bh);
clear_buffer_req(bh);
clear_buffer_new(bh);
+ clear_buffer_delay(bh);
+ clear_buffer_unwritten(bh);
bh->b_bdev = NULL;
return may_free;
}
diff --git a/fs/lockd/svc.c b/fs/lockd/svc.c
index c061b9a..2444780 100644
--- a/fs/lockd/svc.c
+++ b/fs/lockd/svc.c
@@ -440,7 +440,7 @@ static int param_set_##name(const char *val, struct kernel_param *kp) \
__typeof__(type) num = which_strtol(val, &endp, 0); \
if (endp == val || *endp || num < (min) || num > (max)) \
return -EINVAL; \
- *((int *) kp->arg) = num; \
+ *((type *) kp->arg) = num; \
return 0; \
}
diff --git a/fs/nfs/callback_xdr.c b/fs/nfs/callback_xdr.c
index d50b274..2b2d33b 100644
--- a/fs/nfs/callback_xdr.c
+++ b/fs/nfs/callback_xdr.c
@@ -9,6 +9,8 @@
#include <linux/sunrpc/svc.h>
#include <linux/nfs4.h>
#include <linux/nfs_fs.h>
+#include <linux/ratelimit.h>
+#include <linux/printk.h>
#include <linux/slab.h>
#include <linux/sunrpc/bc_xprt.h>
#include "nfs4_fs.h"
@@ -167,7 +169,7 @@ static __be32 decode_compound_hdr_arg(struct xdr_stream *xdr, struct cb_compound
if (hdr->minorversion <= 1) {
hdr->cb_ident = ntohl(*p++); /* ignored by v4.1 */
} else {
- printk(KERN_WARNING "%s: NFSv4 server callback with "
+ pr_warn_ratelimited("NFS: %s: NFSv4 server callback with "
"illegal minor version %u!\n",
__func__, hdr->minorversion);
return htonl(NFS4ERR_MINOR_VERS_MISMATCH);
diff --git a/fs/nfs/delegation.c b/fs/nfs/delegation.c
index 7f26540..ac889af 100644
--- a/fs/nfs/delegation.c
+++ b/fs/nfs/delegation.c
@@ -466,6 +466,17 @@ static void nfs_delegation_run_state_manager(struct nfs_client *clp)
nfs4_schedule_state_manager(clp);
}
+void nfs_remove_bad_delegation(struct inode *inode)
+{
+ struct nfs_delegation *delegation;
+
+ delegation = nfs_detach_delegation(NFS_I(inode), NFS_SERVER(inode));
+ if (delegation) {
+ nfs_inode_find_state_and_recover(inode, &delegation->stateid);
+ nfs_free_delegation(delegation);
+ }
+}
+
/**
* nfs_expire_all_delegation_types
* @clp: client to process
diff --git a/fs/nfs/delegation.h b/fs/nfs/delegation.h
index d9322e4..691a796 100644
--- a/fs/nfs/delegation.h
+++ b/fs/nfs/delegation.h
@@ -45,6 +45,7 @@ void nfs_expire_unreferenced_delegations(struct nfs_client *clp);
void nfs_handle_cb_pathdown(struct nfs_client *clp);
int nfs_client_return_marked_delegations(struct nfs_client *clp);
int nfs_delegations_present(struct nfs_client *clp);
+void nfs_remove_bad_delegation(struct inode *inode);
void nfs_delegation_mark_reclaim(struct nfs_client *clp);
void nfs_delegation_reap_unclaimed(struct nfs_client *clp);
diff --git a/fs/nfs/nfs4_fs.h b/fs/nfs/nfs4_fs.h
index 4d7d0ae..8ccaf24 100644
--- a/fs/nfs/nfs4_fs.h
+++ b/fs/nfs/nfs4_fs.h
@@ -193,6 +193,7 @@ struct nfs4_exception {
long timeout;
int retry;
struct nfs4_state *state;
+ struct inode *inode;
};
struct nfs4_state_recovery_ops {
@@ -327,6 +328,8 @@ extern void nfs4_put_open_state(struct nfs4_state *);
extern void nfs4_close_state(struct nfs4_state *, fmode_t);
extern void nfs4_close_sync(struct nfs4_state *, fmode_t);
extern void nfs4_state_set_mode_locked(struct nfs4_state *, fmode_t);
+extern void nfs_inode_find_state_and_recover(struct inode *inode,
+ const nfs4_stateid *stateid);
extern void nfs4_schedule_lease_recovery(struct nfs_client *);
extern void nfs4_schedule_state_manager(struct nfs_client *);
extern void nfs4_schedule_path_down_recovery(struct nfs_client *clp);
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index ec9f6ef..0cb7163 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -259,15 +259,28 @@ static int nfs4_handle_exception(struct nfs_server *server, int errorcode, struc
{
struct nfs_client *clp = server->nfs_client;
struct nfs4_state *state = exception->state;
+ struct inode *inode = exception->inode;
int ret = errorcode;
exception->retry = 0;
switch(errorcode) {
case 0:
return 0;
+ case -NFS4ERR_OPENMODE:
+ if (nfs_have_delegation(inode, FMODE_READ)) {
+ nfs_inode_return_delegation(inode);
+ exception->retry = 1;
+ return 0;
+ }
+ if (state == NULL)
+ break;
+ nfs4_schedule_stateid_recovery(server, state);
+ goto wait_on_recovery;
+ case -NFS4ERR_DELEG_REVOKED:
case -NFS4ERR_ADMIN_REVOKED:
case -NFS4ERR_BAD_STATEID:
- case -NFS4ERR_OPENMODE:
+ if (state != NULL)
+ nfs_remove_bad_delegation(state->inode);
if (state == NULL)
break;
nfs4_schedule_stateid_recovery(server, state);
@@ -1319,8 +1332,11 @@ int nfs4_open_delegation_recall(struct nfs_open_context *ctx, struct nfs4_state
* The show must go on: exit, but mark the
* stateid as needing recovery.
*/
+ case -NFS4ERR_DELEG_REVOKED:
case -NFS4ERR_ADMIN_REVOKED:
case -NFS4ERR_BAD_STATEID:
+ nfs_inode_find_state_and_recover(state->inode,
+ stateid);
nfs4_schedule_stateid_recovery(server, state);
case -EKEYEXPIRED:
/*
@@ -1829,7 +1845,7 @@ static struct nfs4_state *nfs4_do_open(struct inode *dir, struct dentry *dentry,
* the user though...
*/
if (status == -NFS4ERR_BAD_SEQID) {
- printk(KERN_WARNING "NFS: v4 server %s "
+ pr_warn_ratelimited("NFS: v4 server %s "
" returned a bad sequence-id error!\n",
NFS_SERVER(dir)->nfs_client->cl_hostname);
exception.retry = 1;
@@ -1900,7 +1916,10 @@ static int nfs4_do_setattr(struct inode *inode, struct rpc_cred *cred,
struct nfs4_state *state)
{
struct nfs_server *server = NFS_SERVER(inode);
- struct nfs4_exception exception = { };
+ struct nfs4_exception exception = {
+ .state = state,
+ .inode = inode,
+ };
int err;
do {
err = nfs4_handle_exception(server,
@@ -2230,11 +2249,12 @@ static int nfs4_lookup_root(struct nfs_server *server, struct nfs_fh *fhandle,
switch (err) {
case 0:
case -NFS4ERR_WRONGSEC:
- break;
+ goto out;
default:
err = nfs4_handle_exception(server, err, &exception);
}
} while (exception.retry);
+out:
return err;
}
@@ -3714,8 +3734,11 @@ nfs4_async_handle_error(struct rpc_task *task, const struct nfs_server *server,
if (task->tk_status >= 0)
return 0;
switch(task->tk_status) {
+ case -NFS4ERR_DELEG_REVOKED:
case -NFS4ERR_ADMIN_REVOKED:
case -NFS4ERR_BAD_STATEID:
+ if (state != NULL)
+ nfs_remove_bad_delegation(state->inode);
case -NFS4ERR_OPENMODE:
if (state == NULL)
break;
@@ -4533,7 +4556,9 @@ out:
static int nfs4_proc_setlk(struct nfs4_state *state, int cmd, struct file_lock *request)
{
- struct nfs4_exception exception = { };
+ struct nfs4_exception exception = {
+ .state = state,
+ };
int err;
do {
@@ -4626,6 +4651,7 @@ int nfs4_lock_delegation_recall(struct nfs4_state *state, struct file_lock *fl)
* The show must go on: exit, but mark the
* stateid as needing recovery.
*/
+ case -NFS4ERR_DELEG_REVOKED:
case -NFS4ERR_ADMIN_REVOKED:
case -NFS4ERR_BAD_STATEID:
case -NFS4ERR_OPENMODE:
@@ -5926,21 +5952,22 @@ nfs4_layoutcommit_done(struct rpc_task *task, void *calldata)
return;
switch (task->tk_status) { /* Just ignore these failures */
- case NFS4ERR_DELEG_REVOKED: /* layout was recalled */
- case NFS4ERR_BADIOMODE: /* no IOMODE_RW layout for range */
- case NFS4ERR_BADLAYOUT: /* no layout */
- case NFS4ERR_GRACE: /* loca_recalim always false */
+ case -NFS4ERR_DELEG_REVOKED: /* layout was recalled */
+ case -NFS4ERR_BADIOMODE: /* no IOMODE_RW layout for range */
+ case -NFS4ERR_BADLAYOUT: /* no layout */
+ case -NFS4ERR_GRACE: /* loca_recalim always false */
task->tk_status = 0;
- }
-
- if (nfs4_async_handle_error(task, server, NULL) == -EAGAIN) {
- rpc_restart_call_prepare(task);
- return;
- }
-
- if (task->tk_status == 0)
+ break;
+ case 0:
nfs_post_op_update_inode_force_wcc(data->args.inode,
data->res.fattr);
+ break;
+ default:
+ if (nfs4_async_handle_error(task, server, NULL) == -EAGAIN) {
+ rpc_restart_call_prepare(task);
+ return;
+ }
+ }
}
static void nfs4_layoutcommit_release(void *calldata)
@@ -6043,11 +6070,12 @@ nfs41_proc_secinfo_no_name(struct nfs_server *server, struct nfs_fh *fhandle,
case 0:
case -NFS4ERR_WRONGSEC:
case -NFS4ERR_NOTSUPP:
- break;
+ goto out;
default:
err = nfs4_handle_exception(server, err, &exception);
}
} while (exception.retry);
+out:
return err;
}
diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c
index 4539203..bacb271 100644
--- a/fs/nfs/nfs4state.c
+++ b/fs/nfs/nfs4state.c
@@ -996,7 +996,7 @@ static void nfs_increment_seqid(int status, struct nfs_seqid *seqid)
case -NFS4ERR_BAD_SEQID:
if (seqid->sequence->flags & NFS_SEQID_CONFIRMED)
return;
- printk(KERN_WARNING "NFS: v4 server returned a bad"
+ pr_warn_ratelimited("NFS: v4 server returned a bad"
" sequence-id error on an"
" unconfirmed sequence %p!\n",
seqid->sequence);
@@ -1132,12 +1132,37 @@ void nfs4_schedule_stateid_recovery(const struct nfs_server *server, struct nfs4
{
struct nfs_client *clp = server->nfs_client;
- if (test_and_clear_bit(NFS_DELEGATED_STATE, &state->flags))
- nfs_async_inode_return_delegation(state->inode, &state->stateid);
nfs4_state_mark_reclaim_nograce(clp, state);
nfs4_schedule_state_manager(clp);
}
+void nfs_inode_find_state_and_recover(struct inode *inode,
+ const nfs4_stateid *stateid)
+{
+ struct nfs_client *clp = NFS_SERVER(inode)->nfs_client;
+ struct nfs_inode *nfsi = NFS_I(inode);
+ struct nfs_open_context *ctx;
+ struct nfs4_state *state;
+ bool found = false;
+
+ spin_lock(&inode->i_lock);
+ list_for_each_entry(ctx, &nfsi->open_files, list) {
+ state = ctx->state;
+ if (state == NULL)
+ continue;
+ if (!test_bit(NFS_DELEGATED_STATE, &state->flags))
+ continue;
+ if (memcmp(state->stateid.data, stateid->data, sizeof(state->stateid.data)) != 0)
+ continue;
+ nfs4_state_mark_reclaim_nograce(clp, state);
+ found = true;
+ }
+ spin_unlock(&inode->i_lock);
+ if (found)
+ nfs4_schedule_state_manager(clp);
+}
+
+
static int nfs4_reclaim_locks(struct nfs4_state *state, const struct nfs4_state_recovery_ops *ops)
{
struct inode *inode = state->inode;
@@ -1801,7 +1826,7 @@ static void nfs4_state_manager(struct nfs_client *clp)
} while (atomic_read(&clp->cl_count) > 1);
return;
out_error:
- printk(KERN_WARNING "Error: state manager failed on NFSv4 server %s"
+ pr_warn_ratelimited("NFS: state manager failed on NFSv4 server %s"
" with error %d\n", clp->cl_hostname, -status);
nfs4_end_drain_session(clp);
nfs4_clear_state_manager_bit(clp);
diff --git a/fs/proc/namespaces.c b/fs/proc/namespaces.c
index 27da860..3551f1f 100644
--- a/fs/proc/namespaces.c
+++ b/fs/proc/namespaces.c
@@ -53,7 +53,7 @@ static struct dentry *proc_ns_instantiate(struct inode *dir,
ei->ns_ops = ns_ops;
ei->ns = ns;
- dentry->d_op = &pid_dentry_operations;
+ d_set_d_op(dentry, &pid_dentry_operations);
d_add(dentry, inode);
/* Close the race of the process dying before we return the dentry */
if (pid_revalidate(dentry, NULL))
diff --git a/fs/proc/proc_sysctl.c b/fs/proc/proc_sysctl.c
index a6b6217..53c3bce 100644
--- a/fs/proc/proc_sysctl.c
+++ b/fs/proc/proc_sysctl.c
@@ -188,20 +188,32 @@ static ssize_t proc_sys_write(struct file *filp, const char __user *buf,
static int proc_sys_open(struct inode *inode, struct file *filp)
{
+ struct ctl_table_header *head = grab_header(inode);
struct ctl_table *table = PROC_I(inode)->sysctl_entry;
+ /* sysctl was unregistered */
+ if (IS_ERR(head))
+ return PTR_ERR(head);
+
if (table->poll)
filp->private_data = proc_sys_poll_event(table->poll);
+ sysctl_head_finish(head);
+
return 0;
}
static unsigned int proc_sys_poll(struct file *filp, poll_table *wait)
{
struct inode *inode = filp->f_path.dentry->d_inode;
+ struct ctl_table_header *head = grab_header(inode);
struct ctl_table *table = PROC_I(inode)->sysctl_entry;
- unsigned long event = (unsigned long)filp->private_data;
unsigned int ret = DEFAULT_POLLMASK;
+ unsigned long event;
+
+ /* sysctl was unregistered */
+ if (IS_ERR(head))
+ return POLLERR | POLLHUP;
if (!table->proc_handler)
goto out;
@@ -209,6 +221,7 @@ static unsigned int proc_sys_poll(struct file *filp, poll_table *wait)
if (!table->poll)
goto out;
+ event = (unsigned long)filp->private_data;
poll_wait(filp, &table->poll->wait, wait);
if (event != atomic_read(&table->poll->event)) {
@@ -217,6 +230,8 @@ static unsigned int proc_sys_poll(struct file *filp, poll_table *wait)
}
out:
+ sysctl_head_finish(head);
+
return ret;
}
diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c
index 7dcd2a2..3efa725 100644
--- a/fs/proc/task_mmu.c
+++ b/fs/proc/task_mmu.c
@@ -409,6 +409,9 @@ static int smaps_pte_range(pmd_t *pmd, unsigned long addr, unsigned long end,
} else {
spin_unlock(&walk->mm->page_table_lock);
}
+
+ if (pmd_trans_unstable(pmd))
+ return 0;
/*
* The mmap_sem held all the way back in m_start() is what
* keeps khugepaged out of here and from collapsing things
@@ -507,6 +510,8 @@ static int clear_refs_pte_range(pmd_t *pmd, unsigned long addr,
struct page *page;
split_huge_page_pmd(walk->mm, pmd);
+ if (pmd_trans_unstable(pmd))
+ return 0;
pte = pte_offset_map_lock(vma->vm_mm, pmd, addr, &ptl);
for (; addr != end; pte++, addr += PAGE_SIZE) {
@@ -670,6 +675,8 @@ static int pagemap_pte_range(pmd_t *pmd, unsigned long addr, unsigned long end,
int err = 0;
split_huge_page_pmd(walk->mm, pmd);
+ if (pmd_trans_unstable(pmd))
+ return 0;
/* find the first VMA at or above 'addr' */
vma = find_vma(walk->mm, addr);
@@ -961,6 +968,8 @@ static int gather_pte_stats(pmd_t *pmd, unsigned long addr,
spin_unlock(&walk->mm->page_table_lock);
}
+ if (pmd_trans_unstable(pmd))
+ return 0;
orig_pte = pte = pte_offset_map_lock(walk->mm, pmd, addr, &ptl);
do {
struct page *page = can_gather_numa_stats(*pte, md->vma, addr);
diff --git a/fs/sysfs/inode.c b/fs/sysfs/inode.c
index 85eb816..feb2d69 100644
--- a/fs/sysfs/inode.c
+++ b/fs/sysfs/inode.c
@@ -136,12 +136,13 @@ static int sysfs_sd_setsecdata(struct sysfs_dirent *sd, void **secdata, u32 *sec
void *old_secdata;
size_t old_secdata_len;
- iattrs = sd->s_iattr;
- if (!iattrs)
- iattrs = sysfs_init_inode_attrs(sd);
- if (!iattrs)
- return -ENOMEM;
+ if (!sd->s_iattr) {
+ sd->s_iattr = sysfs_init_inode_attrs(sd);
+ if (!sd->s_iattr)
+ return -ENOMEM;
+ }
+ iattrs = sd->s_iattr;
old_secdata = iattrs->ia_secdata;
old_secdata_len = iattrs->ia_secdata_len;
diff --git a/fs/xfs/xfs_iget.c b/fs/xfs/xfs_iget.c
index 8c3e463..9271f4c 100644
--- a/fs/xfs/xfs_iget.c
+++ b/fs/xfs/xfs_iget.c
@@ -350,9 +350,20 @@ xfs_iget_cache_miss(
BUG();
}
- spin_lock(&pag->pag_ici_lock);
+ /*
+ * These values must be set before inserting the inode into the radix
+ * tree as the moment it is inserted a concurrent lookup (allowed by the
+ * RCU locking mechanism) can find it and that lookup must see that this
+ * is an inode currently under construction (i.e. that XFS_INEW is set).
+ * The ip->i_flags_lock that protects the XFS_INEW flag forms the
+ * memory barrier that ensures this detection works correctly at lookup
+ * time.
+ */
+ ip->i_udquot = ip->i_gdquot = NULL;
+ xfs_iflags_set(ip, XFS_INEW);
/* insert the new inode */
+ spin_lock(&pag->pag_ici_lock);
error = radix_tree_insert(&pag->pag_ici_root, agino, ip);
if (unlikely(error)) {
WARN_ON(error != -EEXIST);
@@ -360,11 +371,6 @@ xfs_iget_cache_miss(
error = EAGAIN;
goto out_preload_end;
}
-
- /* These values _must_ be set before releasing the radix tree lock! */
- ip->i_udquot = ip->i_gdquot = NULL;
- xfs_iflags_set(ip, XFS_INEW);
-
spin_unlock(&pag->pag_ici_lock);
radix_tree_preload_end();
diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c
index 0ed9ee7..a89c2f2 100644
--- a/fs/xfs/xfs_log_recover.c
+++ b/fs/xfs/xfs_log_recover.c
@@ -3161,37 +3161,26 @@ xlog_recover_process_iunlinks(
*/
continue;
}
+ /*
+ * Unlock the buffer so that it can be acquired in the normal
+ * course of the transaction to truncate and free each inode.
+ * Because we are not racing with anyone else here for the AGI
+ * buffer, we don't even need to hold it locked to read the
+ * initial unlinked bucket entries out of the buffer. We keep
+ * buffer reference though, so that it stays pinned in memory
+ * while we need the buffer.
+ */
agi = XFS_BUF_TO_AGI(agibp);
+ xfs_buf_unlock(agibp);
for (bucket = 0; bucket < XFS_AGI_UNLINKED_BUCKETS; bucket++) {
agino = be32_to_cpu(agi->agi_unlinked[bucket]);
while (agino != NULLAGINO) {
- /*
- * Release the agi buffer so that it can
- * be acquired in the normal course of the
- * transaction to truncate and free the inode.
- */
- xfs_buf_relse(agibp);
-
agino = xlog_recover_process_one_iunlink(mp,
agno, agino, bucket);
-
- /*
- * Reacquire the agibuffer and continue around
- * the loop. This should never fail as we know
- * the buffer was good earlier on.
- */
- error = xfs_read_agi(mp, NULL, agno, &agibp);
- ASSERT(error == 0);
- agi = XFS_BUF_TO_AGI(agibp);
}
}
-
- /*
- * Release the buffer for the current agi so we can
- * go on to the next one.
- */
- xfs_buf_relse(agibp);
+ xfs_buf_rele(agibp);
}
mp->m_dmevmask = mp_dmevmask;
diff --git a/include/asm-generic/pgtable.h b/include/asm-generic/pgtable.h
index 76bff2b..a03c098 100644
--- a/include/asm-generic/pgtable.h
+++ b/include/asm-generic/pgtable.h
@@ -425,6 +425,8 @@ extern void untrack_pfn_vma(struct vm_area_struct *vma, unsigned long pfn,
unsigned long size);
#endif
+#ifdef CONFIG_MMU
+
#ifndef CONFIG_TRANSPARENT_HUGEPAGE
static inline int pmd_trans_huge(pmd_t pmd)
{
@@ -441,7 +443,66 @@ static inline int pmd_write(pmd_t pmd)
return 0;
}
#endif /* __HAVE_ARCH_PMD_WRITE */
+#endif /* CONFIG_TRANSPARENT_HUGEPAGE */
+
+/*
+ * This function is meant to be used by sites walking pagetables with
+ * the mmap_sem hold in read mode to protect against MADV_DONTNEED and
+ * transhuge page faults. MADV_DONTNEED can convert a transhuge pmd
+ * into a null pmd and the transhuge page fault can convert a null pmd
+ * into an hugepmd or into a regular pmd (if the hugepage allocation
+ * fails). While holding the mmap_sem in read mode the pmd becomes
+ * stable and stops changing under us only if it's not null and not a
+ * transhuge pmd. When those races occurs and this function makes a
+ * difference vs the standard pmd_none_or_clear_bad, the result is
+ * undefined so behaving like if the pmd was none is safe (because it
+ * can return none anyway). The compiler level barrier() is critically
+ * important to compute the two checks atomically on the same pmdval.
+ */
+static inline int pmd_none_or_trans_huge_or_clear_bad(pmd_t *pmd)
+{
+ /* depend on compiler for an atomic pmd read */
+ pmd_t pmdval = *pmd;
+ /*
+ * The barrier will stabilize the pmdval in a register or on
+ * the stack so that it will stop changing under the code.
+ */
+#ifdef CONFIG_TRANSPARENT_HUGEPAGE
+ barrier();
+#endif
+ if (pmd_none(pmdval))
+ return 1;
+ if (unlikely(pmd_bad(pmdval))) {
+ if (!pmd_trans_huge(pmdval))
+ pmd_clear_bad(pmd);
+ return 1;
+ }
+ return 0;
+}
+
+/*
+ * This is a noop if Transparent Hugepage Support is not built into
+ * the kernel. Otherwise it is equivalent to
+ * pmd_none_or_trans_huge_or_clear_bad(), and shall only be called in
+ * places that already verified the pmd is not none and they want to
+ * walk ptes while holding the mmap sem in read mode (write mode don't
+ * need this). If THP is not enabled, the pmd can't go away under the
+ * code even if MADV_DONTNEED runs, but if THP is enabled we need to
+ * run a pmd_trans_unstable before walking the ptes after
+ * split_huge_page_pmd returns (because it may have run when the pmd
+ * become null, but then a page fault can map in a THP and not a
+ * regular page).
+ */
+static inline int pmd_trans_unstable(pmd_t *pmd)
+{
+#ifdef CONFIG_TRANSPARENT_HUGEPAGE
+ return pmd_none_or_trans_huge_or_clear_bad(pmd);
+#else
+ return 0;
#endif
+}
+
+#endif /* CONFIG_MMU */
#endif /* !__ASSEMBLY__ */
diff --git a/include/asm-generic/unistd.h b/include/asm-generic/unistd.h
index 2292d1a..991ef01 100644
--- a/include/asm-generic/unistd.h
+++ b/include/asm-generic/unistd.h
@@ -218,7 +218,7 @@ __SC_COMP(__NR_pwritev, sys_pwritev, compat_sys_pwritev)
/* fs/sendfile.c */
#define __NR3264_sendfile 71
-__SC_3264(__NR3264_sendfile, sys_sendfile64, sys_sendfile)
+__SYSCALL(__NR3264_sendfile, sys_sendfile64)
/* fs/select.c */
#define __NR_pselect6 72
diff --git a/include/linux/fb.h b/include/linux/fb.h
index c18122f..a395b8c 100644
--- a/include/linux/fb.h
+++ b/include/linux/fb.h
@@ -1003,6 +1003,7 @@ extern ssize_t fb_sys_write(struct fb_info *info, const char __user *buf,
/* drivers/video/fbmem.c */
extern int register_framebuffer(struct fb_info *fb_info);
extern int unregister_framebuffer(struct fb_info *fb_info);
+extern int unlink_framebuffer(struct fb_info *fb_info);
extern void remove_conflicting_framebuffers(struct apertures_struct *a,
const char *name, bool primary);
extern int fb_prepare_logo(struct fb_info *fb_info, int rotate);
diff --git a/include/linux/math64.h b/include/linux/math64.h
index 23fcdfc..b8ba855 100644
--- a/include/linux/math64.h
+++ b/include/linux/math64.h
@@ -6,6 +6,8 @@
#if BITS_PER_LONG == 64
+#define div64_long(x,y) div64_s64((x),(y))
+
/**
* div_u64_rem - unsigned 64bit divide with 32bit divisor with remainder
*
@@ -45,6 +47,8 @@ static inline s64 div64_s64(s64 dividend, s64 divisor)
#elif BITS_PER_LONG == 32
+#define div64_long(x,y) div_s64((x),(y))
+
#ifndef div_u64_rem
static inline u64 div_u64_rem(u64 dividend, u32 divisor, u32 *remainder)
{
diff --git a/include/linux/pm_domain.h b/include/linux/pm_domain.h
index a03a0ad..5a82c09 100644
--- a/include/linux/pm_domain.h
+++ b/include/linux/pm_domain.h
@@ -97,6 +97,7 @@ struct generic_pm_domain_data {
struct gpd_dev_ops ops;
struct gpd_timing_data td;
bool need_restore;
+ bool always_on;
};
static inline struct generic_pm_domain_data *to_gpd_data(struct pm_domain_data *pdd)
@@ -125,6 +126,7 @@ static inline int pm_genpd_add_device(struct generic_pm_domain *genpd,
extern int pm_genpd_remove_device(struct generic_pm_domain *genpd,
struct device *dev);
+extern void pm_genpd_dev_always_on(struct device *dev, bool val);
extern int pm_genpd_add_subdomain(struct generic_pm_domain *genpd,
struct generic_pm_domain *new_subdomain);
extern int pm_genpd_remove_subdomain(struct generic_pm_domain *genpd,
@@ -163,6 +165,7 @@ static inline int pm_genpd_remove_device(struct generic_pm_domain *genpd,
{
return -ENOSYS;
}
+static inline void pm_genpd_dev_always_on(struct device *dev, bool val) {}
static inline int pm_genpd_add_subdomain(struct generic_pm_domain *genpd,
struct generic_pm_domain *new_sd)
{
diff --git a/include/linux/rtc.h b/include/linux/rtc.h
index 93f4d03..fcabfb4 100644
--- a/include/linux/rtc.h
+++ b/include/linux/rtc.h
@@ -202,7 +202,8 @@ struct rtc_device
struct hrtimer pie_timer; /* sub second exp, so needs hrtimer */
int pie_enabled;
struct work_struct irqwork;
-
+ /* Some hardware can't support UIE mode */
+ int uie_unsupported;
#ifdef CONFIG_RTC_INTF_DEV_UIE_EMUL
struct work_struct uie_task;
diff --git a/include/target/target_core_base.h b/include/target/target_core_base.h
index dc4e345..fe73eb8 100644
--- a/include/target/target_core_base.h
+++ b/include/target/target_core_base.h
@@ -118,9 +118,9 @@
/* Queue Algorithm Modifier default for restricted reordering in control mode page */
#define DA_EMULATE_REST_REORD 0
+#define SE_INQUIRY_BUF 512
#define SE_MODE_PAGE_BUF 512
-
/* struct se_hba->hba_flags */
enum hba_flags_table {
HBA_FLAGS_INTERNAL_USE = 0x01,
diff --git a/kernel/futex.c b/kernel/futex.c
index 1614be2..0677023 100644
--- a/kernel/futex.c
+++ b/kernel/futex.c
@@ -2641,6 +2641,16 @@ long do_futex(u32 __user *uaddr, int op, u32 val, ktime_t *timeout,
}
switch (cmd) {
+ case FUTEX_LOCK_PI:
+ case FUTEX_UNLOCK_PI:
+ case FUTEX_TRYLOCK_PI:
+ case FUTEX_WAIT_REQUEUE_PI:
+ case FUTEX_CMP_REQUEUE_PI:
+ if (!futex_cmpxchg_enabled)
+ return -ENOSYS;
+ }
+
+ switch (cmd) {
case FUTEX_WAIT:
val3 = FUTEX_BITSET_MATCH_ANY;
case FUTEX_WAIT_BITSET:
@@ -2661,16 +2671,13 @@ long do_futex(u32 __user *uaddr, int op, u32 val, ktime_t *timeout,
ret = futex_wake_op(uaddr, flags, uaddr2, val, val2, val3);
break;
case FUTEX_LOCK_PI:
- if (futex_cmpxchg_enabled)
- ret = futex_lock_pi(uaddr, flags, val, timeout, 0);
+ ret = futex_lock_pi(uaddr, flags, val, timeout, 0);
break;
case FUTEX_UNLOCK_PI:
- if (futex_cmpxchg_enabled)
- ret = futex_unlock_pi(uaddr, flags);
+ ret = futex_unlock_pi(uaddr, flags);
break;
case FUTEX_TRYLOCK_PI:
- if (futex_cmpxchg_enabled)
- ret = futex_lock_pi(uaddr, flags, 0, timeout, 1);
+ ret = futex_lock_pi(uaddr, flags, 0, timeout, 1);
break;
case FUTEX_WAIT_REQUEUE_PI:
val3 = FUTEX_BITSET_MATCH_ANY;
diff --git a/kernel/irq/chip.c b/kernel/irq/chip.c
index fb7db75..25784d6 100644
--- a/kernel/irq/chip.c
+++ b/kernel/irq/chip.c
@@ -61,8 +61,7 @@ int irq_set_irq_type(unsigned int irq, unsigned int type)
return -EINVAL;
type &= IRQ_TYPE_SENSE_MASK;
- if (type != IRQ_TYPE_NONE)
- ret = __irq_set_trigger(desc, irq, type);
+ ret = __irq_set_trigger(desc, irq, type);
irq_put_desc_busunlock(desc, flags);
return ret;
}
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index 0f0d470..6ffd419 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -773,7 +773,7 @@ static int irq_thread(void *data)
struct irqaction *action);
int wake;
- if (force_irqthreads & test_bit(IRQTF_FORCED_THREAD,
+ if (force_irqthreads && test_bit(IRQTF_FORCED_THREAD,
&action->thread_flags))
handler_fn = irq_forced_thread_fn;
else
diff --git a/kernel/module.c b/kernel/module.c
index 2c93276..3d56b6f 100644
--- a/kernel/module.c
+++ b/kernel/module.c
@@ -2380,8 +2380,7 @@ static int copy_and_check(struct load_info *info,
return -ENOEXEC;
/* Suck in entire file: we'll want most of it. */
- /* vmalloc barfs on "unusual" numbers. Check here */
- if (len > 64 * 1024 * 1024 || (hdr = vmalloc(len)) == NULL)
+ if ((hdr = vmalloc(len)) == NULL)
return -ENOMEM;
if (copy_from_user(hdr, umod, len) != 0) {
diff --git a/kernel/power/hibernate.c b/kernel/power/hibernate.c
index 6d6d288..7bef755 100644
--- a/kernel/power/hibernate.c
+++ b/kernel/power/hibernate.c
@@ -616,7 +616,7 @@ int hibernate(void)
/* Allocate memory management structures */
error = create_basic_memory_bitmaps();
if (error)
- goto Exit;
+ goto Enable_umh;
printk(KERN_INFO "PM: Syncing filesystems ... ");
sys_sync();
@@ -624,7 +624,7 @@ int hibernate(void)
error = freeze_processes();
if (error)
- goto Finish;
+ goto Free_bitmaps;
error = hibernation_snapshot(hibernation_mode == HIBERNATION_PLATFORM);
if (error)
@@ -657,8 +657,9 @@ int hibernate(void)
Thaw:
thaw_processes();
- Finish:
+ Free_bitmaps:
free_basic_memory_bitmaps();
+ Enable_umh:
usermodehelper_enable();
Exit:
pm_notifier_call_chain(PM_POST_HIBERNATION);
diff --git a/kernel/time/ntp.c b/kernel/time/ntp.c
index f6117a4..4b85a7a 100644
--- a/kernel/time/ntp.c
+++ b/kernel/time/ntp.c
@@ -275,7 +275,7 @@ static inline s64 ntp_update_offset_fll(s64 offset64, long secs)
time_status |= STA_MODE;
- return div_s64(offset64 << (NTP_SCALE_SHIFT - SHIFT_FLL), secs);
+ return div64_long(offset64 << (NTP_SCALE_SHIFT - SHIFT_FLL), secs);
}
static void ntp_update_offset(long offset)
diff --git a/lib/kobject_uevent.c b/lib/kobject_uevent.c
index e66e9b6..75cbdb5 100644
--- a/lib/kobject_uevent.c
+++ b/lib/kobject_uevent.c
@@ -29,16 +29,17 @@
u64 uevent_seqnum;
char uevent_helper[UEVENT_HELPER_PATH_LEN] = CONFIG_UEVENT_HELPER_PATH;
-static DEFINE_SPINLOCK(sequence_lock);
#ifdef CONFIG_NET
struct uevent_sock {
struct list_head list;
struct sock *sk;
};
static LIST_HEAD(uevent_sock_list);
-static DEFINE_MUTEX(uevent_sock_mutex);
#endif
+/* This lock protects uevent_seqnum and uevent_sock_list */
+static DEFINE_MUTEX(uevent_sock_mutex);
+
/* the strings here must match the enum in include/linux/kobject.h */
static const char *kobject_actions[] = {
[KOBJ_ADD] = "add",
@@ -136,7 +137,6 @@ int kobject_uevent_env(struct kobject *kobj, enum kobject_action action,
struct kobject *top_kobj;
struct kset *kset;
const struct kset_uevent_ops *uevent_ops;
- u64 seq;
int i = 0;
int retval = 0;
#ifdef CONFIG_NET
@@ -243,17 +243,16 @@ int kobject_uevent_env(struct kobject *kobj, enum kobject_action action,
else if (action == KOBJ_REMOVE)
kobj->state_remove_uevent_sent = 1;
+ mutex_lock(&uevent_sock_mutex);
/* we will send an event, so request a new sequence number */
- spin_lock(&sequence_lock);
- seq = ++uevent_seqnum;
- spin_unlock(&sequence_lock);
- retval = add_uevent_var(env, "SEQNUM=%llu", (unsigned long long)seq);
- if (retval)
+ retval = add_uevent_var(env, "SEQNUM=%llu", (unsigned long long)++uevent_seqnum);
+ if (retval) {
+ mutex_unlock(&uevent_sock_mutex);
goto exit;
+ }
#if defined(CONFIG_NET)
/* send netlink message */
- mutex_lock(&uevent_sock_mutex);
list_for_each_entry(ue_sk, &uevent_sock_list, list) {
struct sock *uevent_sock = ue_sk->sk;
struct sk_buff *skb;
@@ -290,8 +289,8 @@ int kobject_uevent_env(struct kobject *kobj, enum kobject_action action,
} else
retval = -ENOMEM;
}
- mutex_unlock(&uevent_sock_mutex);
#endif
+ mutex_unlock(&uevent_sock_mutex);
/* call uevent_helper, usually only enabled during early boot */
if (uevent_helper[0] && !kobj_usermode_filter(kobj)) {
diff --git a/mm/bootmem.c b/mm/bootmem.c
index 668e94d..0131170 100644
--- a/mm/bootmem.c
+++ b/mm/bootmem.c
@@ -766,14 +766,13 @@ void * __init alloc_bootmem_section(unsigned long size,
unsigned long section_nr)
{
bootmem_data_t *bdata;
- unsigned long pfn, goal, limit;
+ unsigned long pfn, goal;
pfn = section_nr_to_pfn(section_nr);
goal = pfn << PAGE_SHIFT;
- limit = section_nr_to_pfn(section_nr + 1) << PAGE_SHIFT;
bdata = &bootmem_node_data[early_pfn_to_nid(pfn)];
- return alloc_bootmem_core(bdata, size, SMP_CACHE_BYTES, goal, limit);
+ return alloc_bootmem_core(bdata, size, SMP_CACHE_BYTES, goal, 0);
}
#endif
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 58a08fc..cd412fc 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -5234,6 +5234,8 @@ static int mem_cgroup_count_precharge_pte_range(pmd_t *pmd,
spinlock_t *ptl;
split_huge_page_pmd(walk->mm, pmd);
+ if (pmd_trans_unstable(pmd))
+ return 0;
pte = pte_offset_map_lock(vma->vm_mm, pmd, addr, &ptl);
for (; addr != end; pte++, addr += PAGE_SIZE)
@@ -5396,6 +5398,8 @@ static int mem_cgroup_move_charge_pte_range(pmd_t *pmd,
spinlock_t *ptl;
split_huge_page_pmd(walk->mm, pmd);
+ if (pmd_trans_unstable(pmd))
+ return 0;
retry:
pte = pte_offset_map_lock(vma->vm_mm, pmd, addr, &ptl);
for (; addr != end; addr += PAGE_SIZE) {
diff --git a/mm/memory.c b/mm/memory.c
index fa2f04e..10b4dda 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -1247,16 +1247,24 @@ static inline unsigned long zap_pmd_range(struct mmu_gather *tlb,
do {
next = pmd_addr_end(addr, end);
if (pmd_trans_huge(*pmd)) {
- if (next-addr != HPAGE_PMD_SIZE) {
+ if (next - addr != HPAGE_PMD_SIZE) {
VM_BUG_ON(!rwsem_is_locked(&tlb->mm->mmap_sem));
split_huge_page_pmd(vma->vm_mm, pmd);
} else if (zap_huge_pmd(tlb, vma, pmd, addr))
- continue;
+ goto next;
/* fall through */
}
- if (pmd_none_or_clear_bad(pmd))
- continue;
+ /*
+ * Here there can be other concurrent MADV_DONTNEED or
+ * trans huge page faults running, and if the pmd is
+ * none or trans huge it can change under us. This is
+ * because MADV_DONTNEED holds the mmap_sem in read
+ * mode.
+ */
+ if (pmd_none_or_trans_huge_or_clear_bad(pmd))
+ goto next;
next = zap_pte_range(tlb, vma, pmd, addr, next, details);
+next:
cond_resched();
} while (pmd++, addr = next, addr != end);
diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index 47296fe..0a37570 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -512,7 +512,7 @@ static inline int check_pmd_range(struct vm_area_struct *vma, pud_t *pud,
do {
next = pmd_addr_end(addr, end);
split_huge_page_pmd(vma->vm_mm, pmd);
- if (pmd_none_or_clear_bad(pmd))
+ if (pmd_none_or_trans_huge_or_clear_bad(pmd))
continue;
if (check_pte_range(vma, pmd, addr, next, nodes,
flags, private))
diff --git a/mm/mincore.c b/mm/mincore.c
index 636a868..936b4ce 100644
--- a/mm/mincore.c
+++ b/mm/mincore.c
@@ -164,7 +164,7 @@ static void mincore_pmd_range(struct vm_area_struct *vma, pud_t *pud,
}
/* fall through */
}
- if (pmd_none_or_clear_bad(pmd))
+ if (pmd_none_or_trans_huge_or_clear_bad(pmd))
mincore_unmapped_range(vma, addr, next, vec);
else
mincore_pte_range(vma, pmd, addr, next, vec);
diff --git a/mm/pagewalk.c b/mm/pagewalk.c
index 2f5cf10..aa9701e 100644
--- a/mm/pagewalk.c
+++ b/mm/pagewalk.c
@@ -59,7 +59,7 @@ again:
continue;
split_huge_page_pmd(walk->mm, pmd);
- if (pmd_none_or_clear_bad(pmd))
+ if (pmd_none_or_trans_huge_or_clear_bad(pmd))
goto again;
err = walk_pte_range(pmd, addr, next, walk);
if (err)
diff --git a/mm/slub.c b/mm/slub.c
index 4907563..0342a5d 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -3929,13 +3929,14 @@ struct kmem_cache *kmem_cache_create(const char *name, size_t size,
if (kmem_cache_open(s, n,
size, align, flags, ctor)) {
list_add(&s->list, &slab_caches);
+ up_write(&slub_lock);
if (sysfs_slab_add(s)) {
+ down_write(&slub_lock);
list_del(&s->list);
kfree(n);
kfree(s);
goto err;
}
- up_write(&slub_lock);
return s;
}
kfree(n);
diff --git a/mm/sparse.c b/mm/sparse.c
index 61d7cde..a8bc7d3 100644
--- a/mm/sparse.c
+++ b/mm/sparse.c
@@ -353,29 +353,21 @@ static void __init sparse_early_usemaps_alloc_node(unsigned long**usemap_map,
usemap = sparse_early_usemaps_alloc_pgdat_section(NODE_DATA(nodeid),
usemap_count);
- if (usemap) {
- for (pnum = pnum_begin; pnum < pnum_end; pnum++) {
- if (!present_section_nr(pnum))
- continue;
- usemap_map[pnum] = usemap;
- usemap += size;
+ if (!usemap) {
+ usemap = alloc_bootmem_node(NODE_DATA(nodeid), size * usemap_count);
+ if (!usemap) {
+ printk(KERN_WARNING "%s: allocation failed\n", __func__);
+ return;
}
- return;
}
- usemap = alloc_bootmem_node(NODE_DATA(nodeid), size * usemap_count);
- if (usemap) {
- for (pnum = pnum_begin; pnum < pnum_end; pnum++) {
- if (!present_section_nr(pnum))
- continue;
- usemap_map[pnum] = usemap;
- usemap += size;
- check_usemap_section_nr(nodeid, usemap_map[pnum]);
- }
- return;
+ for (pnum = pnum_begin; pnum < pnum_end; pnum++) {
+ if (!present_section_nr(pnum))
+ continue;
+ usemap_map[pnum] = usemap;
+ usemap += size;
+ check_usemap_section_nr(nodeid, usemap_map[pnum]);
}
-
- printk(KERN_WARNING "%s: allocation failed\n", __func__);
}
#ifndef CONFIG_SPARSEMEM_VMEMMAP
diff --git a/mm/swapfile.c b/mm/swapfile.c
index d999f09..f31b29d 100644
--- a/mm/swapfile.c
+++ b/mm/swapfile.c
@@ -932,9 +932,7 @@ static inline int unuse_pmd_range(struct vm_area_struct *vma, pud_t *pud,
pmd = pmd_offset(pud, addr);
do {
next = pmd_addr_end(addr, end);
- if (unlikely(pmd_trans_huge(*pmd)))
- continue;
- if (pmd_none_or_clear_bad(pmd))
+ if (pmd_none_or_trans_huge_or_clear_bad(pmd))
continue;
ret = unuse_pte_range(vma, pmd, addr, next, entry, page);
if (ret)
diff --git a/mm/vmscan.c b/mm/vmscan.c
index c52b235..a3a738a 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -1643,18 +1643,6 @@ static void move_active_pages_to_lru(struct zone *zone,
unsigned long pgmoved = 0;
struct page *page;
- if (buffer_heads_over_limit) {
- spin_unlock_irq(&zone->lru_lock);
- list_for_each_entry(page, list, lru) {
- if (page_has_private(page) && trylock_page(page)) {
- if (page_has_private(page))
- try_to_release_page(page, 0);
- unlock_page(page);
- }
- }
- spin_lock_irq(&zone->lru_lock);
- }
-
while (!list_empty(list)) {
struct lruvec *lruvec;
@@ -1737,6 +1725,14 @@ static void shrink_active_list(unsigned long nr_to_scan,
continue;
}
+ if (unlikely(buffer_heads_over_limit)) {
+ if (page_has_private(page) && trylock_page(page)) {
+ if (page_has_private(page))
+ try_to_release_page(page, 0);
+ unlock_page(page);
+ }
+ }
+
if (page_referenced(page, 0, mz->mem_cgroup, &vm_flags)) {
nr_rotated += hpage_nr_pages(page);
/*
@@ -2235,6 +2231,14 @@ static bool shrink_zones(int priority, struct zonelist *zonelist,
unsigned long nr_soft_scanned;
bool aborted_reclaim = false;
+ /*
+ * If the number of buffer_heads in the machine exceeds the maximum
+ * allowed level, force direct reclaim to scan the highmem zone as
+ * highmem pages could be pinning lowmem pages storing buffer_heads
+ */
+ if (buffer_heads_over_limit)
+ sc->gfp_mask |= __GFP_HIGHMEM;
+
for_each_zone_zonelist_nodemask(zone, z, zonelist,
gfp_zone(sc->gfp_mask), sc->nodemask) {
if (!populated_zone(zone))
@@ -2724,6 +2728,17 @@ loop_again:
*/
age_active_anon(zone, &sc, priority);
+ /*
+ * If the number of buffer_heads in the machine
+ * exceeds the maximum allowed level and this node
+ * has a highmem zone, force kswapd to reclaim from
+ * it to relieve lowmem pressure.
+ */
+ if (buffer_heads_over_limit && is_highmem_idx(i)) {
+ end_zone = i;
+ break;
+ }
+
if (!zone_watermark_ok_safe(zone, order,
high_wmark_pages(zone), 0, 0)) {
end_zone = i;
@@ -2786,7 +2801,8 @@ loop_again:
(zone->present_pages +
KSWAPD_ZONE_BALANCE_GAP_RATIO-1) /
KSWAPD_ZONE_BALANCE_GAP_RATIO);
- if (!zone_watermark_ok_safe(zone, order,
+ if ((buffer_heads_over_limit && is_highmem_idx(i)) ||
+ !zone_watermark_ok_safe(zone, order,
high_wmark_pages(zone) + balance_gap,
end_zone, 0)) {
shrink_zone(priority, zone, &sc);
diff --git a/net/core/dev.c b/net/core/dev.c
index 6ca32f6..a4bf943 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -3569,7 +3569,8 @@ EXPORT_SYMBOL(napi_gro_receive);
static void napi_reuse_skb(struct napi_struct *napi, struct sk_buff *skb)
{
__skb_pull(skb, skb_headlen(skb));
- skb_reserve(skb, NET_IP_ALIGN - skb_headroom(skb));
+ /* restore the reserve we had after netdev_alloc_skb_ip_align() */
+ skb_reserve(skb, NET_SKB_PAD + NET_IP_ALIGN - skb_headroom(skb));
skb->vlan_tci = 0;
skb->dev = napi->dev;
skb->skb_iif = 0;
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index f965dce..5c30296 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -1133,6 +1133,8 @@ static const struct nla_policy ifla_vf_policy[IFLA_VF_MAX+1] = {
.len = sizeof(struct ifla_vf_vlan) },
[IFLA_VF_TX_RATE] = { .type = NLA_BINARY,
.len = sizeof(struct ifla_vf_tx_rate) },
+ [IFLA_VF_SPOOFCHK] = { .type = NLA_BINARY,
+ .len = sizeof(struct ifla_vf_spoofchk) },
};
static const struct nla_policy ifla_port_policy[IFLA_PORT_MAX+1] = {
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index d97e071..ea58e27a 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -1416,8 +1416,9 @@ alloc_new_skb:
*/
skb->ip_summed = csummode;
skb->csum = 0;
- /* reserve for fragmentation */
- skb_reserve(skb, hh_len+sizeof(struct frag_hdr));
+ /* reserve for fragmentation and ipsec header */
+ skb_reserve(skb, hh_len + sizeof(struct frag_hdr) +
+ dst_exthdrlen);
if (sk->sk_type == SOCK_DGRAM)
skb_shinfo(skb)->tx_flags = tx_flags;
@@ -1425,9 +1426,9 @@ alloc_new_skb:
/*
* Find where to start putting bytes
*/
- data = skb_put(skb, fraglen + dst_exthdrlen);
- skb_set_network_header(skb, exthdrlen + dst_exthdrlen);
- data += fragheaderlen + dst_exthdrlen;
+ data = skb_put(skb, fraglen);
+ skb_set_network_header(skb, exthdrlen);
+ data += fragheaderlen;
skb->transport_header = (skb->network_header +
fragheaderlen);
if (fraggap) {
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 22b7664..4d5915d 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -2461,8 +2461,12 @@ static int rt6_fill_node(struct net *net,
rcu_read_lock();
n = dst_get_neighbour_noref(&rt->dst);
- if (n)
- NLA_PUT(skb, RTA_GATEWAY, 16, &n->primary_key);
+ if (n) {
+ if (nla_put(skb, RTA_GATEWAY, 16, &n->primary_key) < 0) {
+ rcu_read_unlock();
+ goto nla_put_failure;
+ }
+ }
rcu_read_unlock();
if (rt->dst.dev)
diff --git a/net/l2tp/l2tp_ppp.c b/net/l2tp/l2tp_ppp.c
index 8a90d75..b1bd16f 100644
--- a/net/l2tp/l2tp_ppp.c
+++ b/net/l2tp/l2tp_ppp.c
@@ -915,7 +915,7 @@ static int pppol2tp_getname(struct socket *sock, struct sockaddr *uaddr,
goto end_put_sess;
}
- inet = inet_sk(sk);
+ inet = inet_sk(tunnel->sock);
if (tunnel->version == 2) {
struct sockaddr_pppol2tp sp;
len = sizeof(sp);
diff --git a/net/rds/send.c b/net/rds/send.c
index e2d63c5..96531d4 100644
--- a/net/rds/send.c
+++ b/net/rds/send.c
@@ -935,7 +935,6 @@ int rds_sendmsg(struct kiocb *iocb, struct socket *sock, struct msghdr *msg,
/* Mirror Linux UDP mirror of BSD error message compatibility */
/* XXX: Perhaps MSG_MORE someday */
if (msg->msg_flags & ~(MSG_DONTWAIT | MSG_CMSG_COMPAT)) {
- printk(KERN_INFO "msg_flags 0x%08X\n", msg->msg_flags);
ret = -EOPNOTSUPP;
goto out;
}
diff --git a/net/sunrpc/cache.c b/net/sunrpc/cache.c
index 465df9a..8c6598e 100644
--- a/net/sunrpc/cache.c
+++ b/net/sunrpc/cache.c
@@ -828,6 +828,8 @@ static ssize_t cache_do_downcall(char *kaddr, const char __user *buf,
{
ssize_t ret;
+ if (count == 0)
+ return -EINVAL;
if (copy_from_user(kaddr, buf, count))
return -EFAULT;
kaddr[count] = '\0';
diff --git a/net/sunrpc/sched.c b/net/sunrpc/sched.c
index 3341d89..8efd96c 100644
--- a/net/sunrpc/sched.c
+++ b/net/sunrpc/sched.c
@@ -501,14 +501,18 @@ EXPORT_SYMBOL_GPL(rpc_wake_up_next);
*/
void rpc_wake_up(struct rpc_wait_queue *queue)
{
- struct rpc_task *task, *next;
struct list_head *head;
spin_lock_bh(&queue->lock);
head = &queue->tasks[queue->maxpriority];
for (;;) {
- list_for_each_entry_safe(task, next, head, u.tk_wait.list)
+ while (!list_empty(head)) {
+ struct rpc_task *task;
+ task = list_first_entry(head,
+ struct rpc_task,
+ u.tk_wait.list);
rpc_wake_up_task_queue_locked(queue, task);
+ }
if (head == &queue->tasks[0])
break;
head--;
@@ -526,13 +530,16 @@ EXPORT_SYMBOL_GPL(rpc_wake_up);
*/
void rpc_wake_up_status(struct rpc_wait_queue *queue, int status)
{
- struct rpc_task *task, *next;
struct list_head *head;
spin_lock_bh(&queue->lock);
head = &queue->tasks[queue->maxpriority];
for (;;) {
- list_for_each_entry_safe(task, next, head, u.tk_wait.list) {
+ while (!list_empty(head)) {
+ struct rpc_task *task;
+ task = list_first_entry(head,
+ struct rpc_task,
+ u.tk_wait.list);
task->tk_status = status;
rpc_wake_up_task_queue_locked(queue, task);
}
diff --git a/net/xfrm/xfrm_replay.c b/net/xfrm/xfrm_replay.c
index 39e02c5..2f6d11d 100644
--- a/net/xfrm/xfrm_replay.c
+++ b/net/xfrm/xfrm_replay.c
@@ -167,7 +167,7 @@ static void xfrm_replay_advance(struct xfrm_state *x, __be32 net_seq)
}
if (xfrm_aevent_is_on(xs_net(x)))
- xfrm_replay_notify(x, XFRM_REPLAY_UPDATE);
+ x->repl->notify(x, XFRM_REPLAY_UPDATE);
}
static int xfrm_replay_overflow_bmp(struct xfrm_state *x, struct sk_buff *skb)
@@ -279,7 +279,7 @@ static void xfrm_replay_advance_bmp(struct xfrm_state *x, __be32 net_seq)
replay_esn->bmp[nr] |= (1U << bitnr);
if (xfrm_aevent_is_on(xs_net(x)))
- xfrm_replay_notify(x, XFRM_REPLAY_UPDATE);
+ x->repl->notify(x, XFRM_REPLAY_UPDATE);
}
static void xfrm_replay_notify_bmp(struct xfrm_state *x, int event)
@@ -473,7 +473,7 @@ static void xfrm_replay_advance_esn(struct xfrm_state *x, __be32 net_seq)
replay_esn->bmp[nr] |= (1U << bitnr);
if (xfrm_aevent_is_on(xs_net(x)))
- xfrm_replay_notify(x, XFRM_REPLAY_UPDATE);
+ x->repl->notify(x, XFRM_REPLAY_UPDATE);
}
static struct xfrm_replay xfrm_replay_legacy = {
diff --git a/security/integrity/ima/Kconfig b/security/integrity/ima/Kconfig
index 4f554f2..063298a 100644
--- a/security/integrity/ima/Kconfig
+++ b/security/integrity/ima/Kconfig
@@ -9,7 +9,7 @@ config IMA
select CRYPTO_HMAC
select CRYPTO_MD5
select CRYPTO_SHA1
- select TCG_TPM if !S390 && !UML
+ select TCG_TPM if HAS_IOMEM && !UML
select TCG_TIS if TCG_TPM
help
The Trusted Computing Group(TCG) runtime Integrity
diff --git a/sound/pci/hda/hda_eld.c b/sound/pci/hda/hda_eld.c
index c1da422..b58b4b1 100644
--- a/sound/pci/hda/hda_eld.c
+++ b/sound/pci/hda/hda_eld.c
@@ -385,8 +385,8 @@ error:
static void hdmi_print_pcm_rates(int pcm, char *buf, int buflen)
{
static unsigned int alsa_rates[] = {
- 5512, 8000, 11025, 16000, 22050, 32000, 44100, 48000, 88200,
- 96000, 176400, 192000, 384000
+ 5512, 8000, 11025, 16000, 22050, 32000, 44100, 48000, 64000,
+ 88200, 96000, 176400, 192000, 384000
};
int i, j;
diff --git a/sound/soc/fsl/p1022_ds.c b/sound/soc/fsl/p1022_ds.c
index a5d4e80..dc5764d 100644
--- a/sound/soc/fsl/p1022_ds.c
+++ b/sound/soc/fsl/p1022_ds.c
@@ -395,7 +395,8 @@ static int p1022_ds_probe(struct platform_device *pdev)
}
if (strcasecmp(sprop, "i2s-slave") == 0) {
- mdata->dai_format = SND_SOC_DAIFMT_I2S;
+ mdata->dai_format = SND_SOC_DAIFMT_NB_NF |
+ SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_CBM_CFM;
mdata->codec_clk_direction = SND_SOC_CLOCK_OUT;
mdata->cpu_clk_direction = SND_SOC_CLOCK_IN;
@@ -412,31 +413,38 @@ static int p1022_ds_probe(struct platform_device *pdev)
}
mdata->clk_frequency = be32_to_cpup(iprop);
} else if (strcasecmp(sprop, "i2s-master") == 0) {
- mdata->dai_format = SND_SOC_DAIFMT_I2S;
+ mdata->dai_format = SND_SOC_DAIFMT_NB_NF |
+ SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_CBS_CFS;
mdata->codec_clk_direction = SND_SOC_CLOCK_IN;
mdata->cpu_clk_direction = SND_SOC_CLOCK_OUT;
} else if (strcasecmp(sprop, "lj-slave") == 0) {
- mdata->dai_format = SND_SOC_DAIFMT_LEFT_J;
+ mdata->dai_format = SND_SOC_DAIFMT_NB_NF |
+ SND_SOC_DAIFMT_LEFT_J | SND_SOC_DAIFMT_CBM_CFM;
mdata->codec_clk_direction = SND_SOC_CLOCK_OUT;
mdata->cpu_clk_direction = SND_SOC_CLOCK_IN;
} else if (strcasecmp(sprop, "lj-master") == 0) {
- mdata->dai_format = SND_SOC_DAIFMT_LEFT_J;
+ mdata->dai_format = SND_SOC_DAIFMT_NB_NF |
+ SND_SOC_DAIFMT_LEFT_J | SND_SOC_DAIFMT_CBS_CFS;
mdata->codec_clk_direction = SND_SOC_CLOCK_IN;
mdata->cpu_clk_direction = SND_SOC_CLOCK_OUT;
} else if (strcasecmp(sprop, "rj-slave") == 0) {
- mdata->dai_format = SND_SOC_DAIFMT_RIGHT_J;
+ mdata->dai_format = SND_SOC_DAIFMT_NB_NF |
+ SND_SOC_DAIFMT_RIGHT_J | SND_SOC_DAIFMT_CBM_CFM;
mdata->codec_clk_direction = SND_SOC_CLOCK_OUT;
mdata->cpu_clk_direction = SND_SOC_CLOCK_IN;
} else if (strcasecmp(sprop, "rj-master") == 0) {
- mdata->dai_format = SND_SOC_DAIFMT_RIGHT_J;
+ mdata->dai_format = SND_SOC_DAIFMT_NB_NF |
+ SND_SOC_DAIFMT_RIGHT_J | SND_SOC_DAIFMT_CBS_CFS;
mdata->codec_clk_direction = SND_SOC_CLOCK_IN;
mdata->cpu_clk_direction = SND_SOC_CLOCK_OUT;
} else if (strcasecmp(sprop, "ac97-slave") == 0) {
- mdata->dai_format = SND_SOC_DAIFMT_AC97;
+ mdata->dai_format = SND_SOC_DAIFMT_NB_NF |
+ SND_SOC_DAIFMT_AC97 | SND_SOC_DAIFMT_CBM_CFM;
mdata->codec_clk_direction = SND_SOC_CLOCK_OUT;
mdata->cpu_clk_direction = SND_SOC_CLOCK_IN;
} else if (strcasecmp(sprop, "ac97-master") == 0) {
- mdata->dai_format = SND_SOC_DAIFMT_AC97;
+ mdata->dai_format = SND_SOC_DAIFMT_NB_NF |
+ SND_SOC_DAIFMT_AC97 | SND_SOC_DAIFMT_CBS_CFS;
mdata->codec_clk_direction = SND_SOC_CLOCK_IN;
mdata->cpu_clk_direction = SND_SOC_CLOCK_OUT;
} else {
diff --git a/sound/soc/pxa/pxa-ssp.c b/sound/soc/pxa/pxa-ssp.c
index a57cfbc..29792af 100644
--- a/sound/soc/pxa/pxa-ssp.c
+++ b/sound/soc/pxa/pxa-ssp.c
@@ -668,6 +668,38 @@ static int pxa_ssp_hw_params(struct snd_pcm_substream *substream,
return 0;
}
+static void pxa_ssp_set_running_bit(struct snd_pcm_substream *substream,
+ struct ssp_device *ssp, int value)
+{
+ uint32_t sscr0 = pxa_ssp_read_reg(ssp, SSCR0);
+ uint32_t sscr1 = pxa_ssp_read_reg(ssp, SSCR1);
+ uint32_t sspsp = pxa_ssp_read_reg(ssp, SSPSP);
+ uint32_t sssr = pxa_ssp_read_reg(ssp, SSSR);
+
+ if (value && (sscr0 & SSCR0_SSE))
+ pxa_ssp_write_reg(ssp, SSCR0, sscr0 & ~SSCR0_SSE);
+
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ if (value)
+ sscr1 |= SSCR1_TSRE;
+ else
+ sscr1 &= ~SSCR1_TSRE;
+ } else {
+ if (value)
+ sscr1 |= SSCR1_RSRE;
+ else
+ sscr1 &= ~SSCR1_RSRE;
+ }
+
+ pxa_ssp_write_reg(ssp, SSCR1, sscr1);
+
+ if (value) {
+ pxa_ssp_write_reg(ssp, SSSR, sssr);
+ pxa_ssp_write_reg(ssp, SSPSP, sspsp);
+ pxa_ssp_write_reg(ssp, SSCR0, sscr0 | SSCR0_SSE);
+ }
+}
+
static int pxa_ssp_trigger(struct snd_pcm_substream *substream, int cmd,
struct snd_soc_dai *cpu_dai)
{
@@ -681,42 +713,21 @@ static int pxa_ssp_trigger(struct snd_pcm_substream *substream, int cmd,
pxa_ssp_enable(ssp);
break;
case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
- val = pxa_ssp_read_reg(ssp, SSCR1);
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
- val |= SSCR1_TSRE;
- else
- val |= SSCR1_RSRE;
- pxa_ssp_write_reg(ssp, SSCR1, val);
+ pxa_ssp_set_running_bit(substream, ssp, 1);
val = pxa_ssp_read_reg(ssp, SSSR);
pxa_ssp_write_reg(ssp, SSSR, val);
break;
case SNDRV_PCM_TRIGGER_START:
- val = pxa_ssp_read_reg(ssp, SSCR1);
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
- val |= SSCR1_TSRE;
- else
- val |= SSCR1_RSRE;
- pxa_ssp_write_reg(ssp, SSCR1, val);
- pxa_ssp_enable(ssp);
+ pxa_ssp_set_running_bit(substream, ssp, 1);
break;
case SNDRV_PCM_TRIGGER_STOP:
- val = pxa_ssp_read_reg(ssp, SSCR1);
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
- val &= ~SSCR1_TSRE;
- else
- val &= ~SSCR1_RSRE;
- pxa_ssp_write_reg(ssp, SSCR1, val);
+ pxa_ssp_set_running_bit(substream, ssp, 0);
break;
case SNDRV_PCM_TRIGGER_SUSPEND:
pxa_ssp_disable(ssp);
break;
case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
- val = pxa_ssp_read_reg(ssp, SSCR1);
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
- val &= ~SSCR1_TSRE;
- else
- val &= ~SSCR1_RSRE;
- pxa_ssp_write_reg(ssp, SSCR1, val);
+ pxa_ssp_set_running_bit(substream, ssp, 0);
break;
default:
prev parent reply other threads:[~2012-04-02 17:55 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-04-02 17:54 Linux 3.3.1 Greg KH
2012-04-02 17:54 ` Greg KH [this message]
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