* Re: [PATCH 2/2] selftests/powerpc: Skip test instead of failing
From: Thiago Jung Bauermann @ 2018-10-29 22:08 UTC (permalink / raw)
To: Breno Leitao; +Cc: linuxppc-dev, Tyrel Datwyler
In-Reply-To: <132d7e4f-153f-8ba4-95f2-f0d9c1a66f28@debian.org>
Breno Leitao <leitao@debian.org> writes:
> Hi Tyrel,
>
> On 10/23/2018 05:41 PM, Tyrel Datwyler wrote:
>>> --- a/tools/testing/selftests/powerpc/ptrace/core-pkey.c
>>> +++ b/tools/testing/selftests/powerpc/ptrace/core-pkey.c
>>> @@ -352,17 +352,11 @@ static int write_core_pattern(const char *core_pattern)
>>> FILE *f;
>>>
>>> f = fopen(core_pattern_file, "w");
>>> - if (!f) {
>>> - perror("Error writing to core_pattern file");
>>> - return TEST_FAIL;
>>> - }
>>> + SKIP_IF(!f);
>>>
>>> ret = fwrite(core_pattern, 1, len, f);
>>> fclose(f);
>>> - if (ret != len) {
>>> - perror("Error writing to core_pattern file");
>>> - return TEST_FAIL;
>>> - }
>>> + SKIP_IF(ret != len);
>
>> If we don't have proper privileges we should fail on the open, right?
>> So wouldn't we still want to fail on the write if something goes
>> wrong?
>
> That is a good point. Should the test fail or skip if it is not possible
> to create the infrastructure to run the core test?
>
> Trying to find the answer in the current test sets, I find tests where
> the self test skips if the test environment is not able to be set up, as
> for example, when a memory allocation fails.
>
> File: tools/testing/selftests/powerpc/alignment/alignment_handler.c
>
> ci1 = mmap(NULL, bufsize, PROT_WRITE, MAP_SHARED,
> fd, bufsize);
> if ((ci0 == MAP_FAILED) || (ci1 == MAP_FAILED)) {
> printf("\n");
> perror("mmap failed");
> SKIP_IF(1);
> }
I think TEST_FAIL means the test was able to exercise the feature
and found a problem with it. In this case, the test wasn't able to
exercise the feature so it's not appropriate.
Ideally, there should be a TEST_ERROR result for a case like this where
an unexpected problem prevented the testcase from exercising the
feature.
If we're to use the an existing result then I vote for SKIP_IF.
For reference, here are the test results that DejaGnu supports (it is
the test harness used by some GNU projects):
https://www.gnu.org/software/dejagnu/manual/Output-States.html
I would say that SKIP_IF corresponds to UNSUPPORTED in DejaGnu.
--
Thiago Jung Bauermann
IBM Linux Technology Center
^ permalink raw reply
* NXP P50XX/e5500: SMP doesn't work anymore with the latest Git kernel
From: Christian Zigotzky @ 2018-10-29 22:24 UTC (permalink / raw)
To: linuxppc-dev
In-Reply-To: <f6ca1728-d312-1267-d9d7-18d2369f1bf7@xenosoft.de>
Little progress ...
I reverted the following two OF files of the commit 'Merge tag
devicetree-for-4.20' and SMP works! The problematic code is somewhere in
these two files.
a/include/linux/of.h
a/drivers/of/base.c
-- Christian
On 29 October 2018 at 6:00PM, Christian Zigotzky wrote:
> Hello,
>
> I figured out that the problem is in the OF source code of the commit:
> Merge tag devicetree-for-4.20. [1]
>
> I reverted the following OF files and SMP works!
>
> drivers/of/base.c
> drivers/of/device.c
> drivers/of/of_mdio.c
> drivers/of/of_numa.c
> drivers/of/of_private.h
> drivers/of/overlay.c
> drivers/of/platform.c
> drivers/of/unittest-data/overlay_15.dts
> drivers/of/unittest-data/tests-overlay.dtsi
> drivers/of/unittest.c
> include/linux/of.h
>
> Cheers,
> Christian
>
> [1]
> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b27186abb37b7bd19e0ca434f4f425c807dbd708
>
>
> On 29 October 2018 at 10:56AM, Christian Zigotzky wrote:
>> Hello,
>>
>> I have figured out that the commit 'devicetree-for-4.20' [1] is
>> responsible for the SMP problem. I was able to revert this commit
>> with 'git revert b27186abb37b7bd19e0ca434f4f425c807dbd708 -m 1' today.
>>
>> [master ec81438] Revert "Merge tag 'devicetree-for-4.20' of
>> git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux"
>> 138 files changed, 931 insertions(+), 1538 deletions(-)
>> rename Documentation/devicetree/bindings/arm/{atmel-sysregs.txt =>
>> atmel-at91.txt} (67%)
>> delete mode 100644
>> Documentation/devicetree/bindings/arm/freescale/fsl,layerscape-dcfg.txt
>> delete mode 100644
>> Documentation/devicetree/bindings/arm/freescale/fsl,layerscape-scfg.txt
>> rename Documentation/devicetree/bindings/arm/{zte,sysctrl.txt =>
>> zte.txt} (62%)
>> delete mode 100644 Documentation/devicetree/bindings/misc/lwn-bk4.txt
>> create mode 100644 arch/c6x/boot/dts/linked_dtb.S
>> delete mode 100644 arch/nios2/boot/dts/Makefile
>> create mode 100644 arch/nios2/boot/linked_dtb.S
>> delete mode 100644 arch/powerpc/boot/dts/Makefile
>> delete mode 100644 arch/powerpc/boot/dts/fsl/Makefile
>> delete mode 100644 scripts/dtc/yamltree.c
>>
>> It solves the SMP problem! SMP works again on my P5020 board and on
>> virtual e5500 QEMU machines.
>>
>> QEMU command: ./qemu-system-ppc64 -M ppce500 -cpu e5500 -m 2048
>> -kernel /home/christian/Downloads/uImage-4.20-alpha5 -drive
>> format=raw,file=/home/christian/Dokumente/ubuntu_MATE_16.04.3_LTS_PowerPC_QEMU/ubuntu_MATE_16.04_PowerPC.img,index=0,if=virtio
>> -nic user,model=e1000 -append "rw root=/dev/vda3" -device virtio-vga
>> -device virtio-mouse-pci -device virtio-keyboard-pci -soundhw es1370
>> -smp 4
>>
>> Screenshot:
>> https://plus.google.com/u/0/photos/photo/115515624056477014971/6617705776207990082
>>
>> Do we need a new dtb file or is it a bug?
>>
>> Thanks,
>> Christian
>>
>> [1]
>> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b27186abb37b7bd19e0ca434f4f425c807dbd708
>>
>>
>> On 28 October 2018 at 5:35PM, Christian Zigotzky wrote:
>>> Hello,
>>>
>>> SMP doesn't work anymore with the latest Git kernel (28/10/18
>>> 11:12AM GMT) on my P5020 board and on virtual e5500 QEMU machines.
>>>
>>> Board with P5020 dual core CPU:
>>>
>>> [ 0.000000] -----------------------------------------------------
>>> [ 0.000000] phys_mem_size = 0x200000000
>>> [ 0.000000] dcache_bsize = 0x40
>>> [ 0.000000] icache_bsize = 0x40
>>> [ 0.000000] cpu_features = 0x00000003008003b4
>>> [ 0.000000] possible = 0x00000003009003b4
>>> [ 0.000000] always = 0x00000003008003b4
>>> [ 0.000000] cpu_user_features = 0xcc008000 0x08000000
>>> [ 0.000000] mmu_features = 0x000a0010
>>> [ 0.000000] firmware_features = 0x0000000000000000
>>> [ 0.000000] -----------------------------------------------------
>>> [ 0.000000] CoreNet Generic board
>>>
>>> ...
>>>
>>> [ 0.002161] smp: Bringing up secondary CPUs ...
>>> [ 0.002339] No cpu-release-addr for cpu 1
>>> [ 0.002347] smp: failed starting cpu 1 (rc -2)
>>> [ 0.002401] smp: Brought up 1 node, 1 CPU
>>>
>>> Virtual e5500 quad core QEMU machine:
>>>
>>> [ 0.026394] smp: Bringing up secondary CPUs ...
>>> [ 0.027831] No cpu-release-addr for cpu 1
>>> [ 0.027989] smp: failed starting cpu 1 (rc -2)
>>> [ 0.030143] No cpu-release-addr for cpu 2
>>> [ 0.030304] smp: failed starting cpu 2 (rc -2)
>>> [ 0.032400] No cpu-release-addr for cpu 3
>>> [ 0.032533] smp: failed starting cpu 3 (rc -2)
>>> [ 0.033117] smp: Brought up 1 node, 1 CPU
>>>
>>> QEMU command: ./qemu-system-ppc64 -M ppce500 -cpu e5500 -m 2048
>>> -kernel
>>> /home/christian/Downloads/vmlinux-4.20-alpha4-AmigaOne_X1000_X5000/X5000_and_QEMU_e5500/uImage-4.20
>>> -drive
>>> format=raw,file=/home/christian/Downloads/MATE_PowerPC_Remix_2017_0.9.img,index=0,if=virtio
>>> -nic user,model=e1000 -append "rw root=/dev/vda" -device virtio-vga
>>> -device virtio-mouse-pci -device virtio-keyboard-pci -usb -soundhw
>>> es1370 -smp 4
>>>
>>> .config:
>>>
>>> ...
>>> CONFIG_SMP=y
>>> CONFIG_NR_CPUS=4
>>> ...
>>>
>>> Please test the latest Git kernel on your NXP P50XX boards.
>>>
>>> Thanks,
>>> Christian
>>>
>>
>>
>
>
^ permalink raw reply
* Re: [RFC PATCH] seccomp: Add protection keys into seccomp_data
From: Dave Hansen @ 2018-10-29 22:33 UTC (permalink / raw)
To: Michael Sammler, Jann Horn
Cc: wad, Kees Cook, Linux API, Dave Hansen, linuxram, Andy Lutomirski,
linuxppc-dev
In-Reply-To: <2fefcbfc-1d7e-dfe8-d49a-07824218d389@mpi-sws.org>
On 10/29/18 2:55 PM, Michael Sammler wrote:
>> PKRU getting reset on signals, and the requirement now that it *can't*
>> be changed if you make syscalls probably needs to get thought about very
>> carefully before we do this, though.
> I am not sure, whether I follow you. Are you saying, that PKRU is
> currently not guaranteed to be preserved across system calls?
> This would make it very hard to use protection keys if libc does not
> save and restore the PKRU before/after systemcalls (and I am not aware
> of this).
It's preserved *across* system calls, but you have to be a bit careful
using it _inside_ the kernel. We could context switch off to something
else, and not think that we need to restore PKRU until _just_ before we
return to userspace.
> Or do you mean, that the kernel might want to use the PKRU register for
> its own purposes while it is executing?
That, or we might keep another process's PKRU state in the register if
we don't think anyone is using it. Now that I think about it, I think
Rik (cc'd, who was working on those patches) *had* to explicitly restore
PKRU because it's hard to tell where we might do a copy_to/from_user()
and need it.
> Then the solution you proposed in another email in this thread would
> work: instead of providing the seccomp filter with the current value of
> the PKRU (which might be different from what the user space expects) use
> the user space value which must have been saved somewhere (otherwise it
> would not be possible to restore it).
Yep, that's the worst-case scenario: either fetch PKRU out of the XSAVE
buffer (current->fpu->something), or just restore them using an existing
API before doing RDPKRU.
But, that's really an implementation detail. The effect on the ABI and
how this might constrain future pkeys use is my bigger worry.
I'd also want to make sure that your specific use-case is compatible
with all the oddities of pkeys, like the 'clone' and signal behavior.
Some of that is spelled out here:
http://man7.org/linux/man-pages/man7/pkeys.7.html
One thing that's a worry is that we have never said that you *can't*
write to arbitrary permissions in PKRU. I can totally see some really
paranoid code saying, "I'm about to do something risky, so I'll turn off
access to *all* pkeys", or " turn off all access except my current
stack". If they did that, they might also inadvertently disable access
to certain seccomp-restricted syscalls.
We can fix that up by documenting restrictions like "code should never
change the access rights of any pkey other than those that it
allocated", but that doesn't help any old code (of which I hope there is
relatively little).
^ permalink raw reply
* [PATCH 0/7] serial: Finish kgdb on qcom_geni; fix many lockdep splats w/ kgdb
From: Douglas Anderson @ 2018-10-29 18:07 UTC (permalink / raw)
To: Jason Wessel, Daniel Thompson, tglx, mingo, gregkh
Cc: nm, linux-mips, dalias, vigneshr, linux-aspeed, linux-sh, peterz,
catalin.marinas, will.deacon, linux-kernel, mhocko, paulus, hpa,
sparclinux, jslaby, marex, sfr, ysato, linux-hexagon, x86, linux,
tony, mingo, joel, linux-serial, kgdb-bugreport, jhogan, asierra,
linux-snps-arc, dan.carpenter, ying.huang, Jisheng.Zhang, riel,
linux-arm-msm, frederic, rolf.evers.fischer, rppt, bp, luto,
andriy.shevchenko, linux-arm-kernel, andrew, vgupta,
Douglas Anderson, ralf, rkuo, paul.burton, jk, pombredanne, akpm,
linuxppc-dev, davem, kstewart
I started out this series trying to make sysrq work over the serial
console on qcom_geni_serial, then fell into a rat's nest.
To solve the deadlock I faced when enabling sysrq I tried to borrow
code from '8250_port.c' which avoided grabbing the port lock in
console_write(). ...but since these days I try to run with lockdep on
all the time, I found it caused an annoying lockdep splat (which I
also reproduced on my rk3399 board). ...so I instead changed my
qcom_geni_serial solution to borrow code from 'msm_serial.c'
I wasn't super happy with the solution in 'msm_serial.c' though. I
don't like releasing the spinlock there. Not only is it ugly but it
means we are unlocking / re-locking _all the time_ even though sysrq
characters are rare. ...so I came up with what I think is a better
solution and then implemented it for qcom_geni_serial.
Since I had a good way to test 8250-based UARTs, I also fixed that
driver to use my new method. When doing so, I ran into a missing
msm_serial.c at all, so I didn't switch that (or all other serial
drivers for that matter) to the new method.
After fixing all the above issues, I found the next lockdep splat in
kgdb and I think I've worked around it in a good-enough way, but I'm
much less confident about this. Hopefully folks can take a look at
it.
In general, patches earlier in this series should be "less
controversial" and hopefully can land even if people don't like
patches later in the series. ;-)
Looking back, this is pretty much two series squashed that could be
treated indepdently. The first is a serial series and the second is a
kgdb series.
For all serial patches I'd expect them to go through the tty tree once
they've been reviewed.
If folks are OK w/ the 'smp' patch it probably should go in some core
kernel tree. The kgdb patch won't work without it, though, so to land
that we'd need coordination between the folks landing that and the
folks landing the 'smp' patch.
Douglas Anderson (7):
serial: qcom_geni_serial: Finish supporting sysrq
serial: core: Allow processing sysrq at port unlock time
serial: qcom_geni_serial: Process sysrq at port unlock time
serial: core: Include console.h from serial_core.h
serial: 8250: Process sysrq at port unlock time
smp: Don't yell about IRQs disabled in kgdb_roundup_cpus()
kgdb: Remove irq flags and local_irq_enable/disable from roundup
arch/arc/kernel/kgdb.c | 4 +--
arch/arm/kernel/kgdb.c | 4 +--
arch/arm64/kernel/kgdb.c | 4 +--
arch/hexagon/kernel/kgdb.c | 11 ++----
arch/mips/kernel/kgdb.c | 4 +--
arch/powerpc/kernel/kgdb.c | 2 +-
arch/sh/kernel/kgdb.c | 4 +--
arch/sparc/kernel/smp_64.c | 2 +-
arch/x86/kernel/kgdb.c | 9 ++---
drivers/tty/serial/8250/8250_aspeed_vuart.c | 6 +++-
drivers/tty/serial/8250/8250_fsl.c | 6 +++-
drivers/tty/serial/8250/8250_omap.c | 6 +++-
drivers/tty/serial/8250/8250_port.c | 8 ++---
drivers/tty/serial/qcom_geni_serial.c | 10 ++++--
include/linux/kgdb.h | 9 ++---
include/linux/serial_core.h | 38 ++++++++++++++++++++-
kernel/debug/debug_core.c | 2 +-
kernel/smp.c | 4 ++-
18 files changed, 80 insertions(+), 53 deletions(-)
--
2.19.1.568.g152ad8e336-goog
^ permalink raw reply
* Re: NXP P50XX/e5500: SMP doesn't work anymore with the latest Git kernel
From: Scott Wood @ 2018-10-29 23:04 UTC (permalink / raw)
To: Christian Zigotzky, LEROY Christophe; +Cc: linuxppc-dev
In-Reply-To: <77061E9A-AFC9-437A-AB42-F47266FD9721@xenosoft.de>
On Mon, 2018-10-29 at 21:12 +0100, Christian Zigotzky wrote:
> Hello Christophe,
>
> Bisecting isn’t necessary because the problem is in the following files.
>
> drivers/of/base.c
> drivers/of/device.c
> drivers/of/of_mdio.c
> drivers/of/of_numa.c
> drivers/of/of_private.h
> drivers/of/overlay.c
> drivers/of/platform.c
> drivers/of/unittest-data/overlay_15.dts
> drivers/of/unittest-data/tests-overlay.dtsi
> drivers/of/unittest.c
> include/linux/of.h
>
> I removed the OF modifications from the merge commit 'devicetree-for-4.20'
> and SMP works again.
Bisecting to get the specific non-merge commit that broke things would be much
more useful than simply identifying the affected file (especially if it's a
smallish change).
-Scott
^ permalink raw reply
* Re: NXP P50XX/e5500: SMP doesn't work anymore with the latest Git kernel
From: Christian Zigotzky @ 2018-10-30 0:41 UTC (permalink / raw)
To: Scott Wood, LEROY Christophe; +Cc: linuxppc-dev
In-Reply-To: <074997be051a5684b5b8593c3c3ce2a2e06147fa.camel@buserror.net>
On 30 October 2018 at 00:04AM, Scott Wood wrote:
> On Mon, 2018-10-29 at 21:12 +0100, Christian Zigotzky wrote:
>> Hello Christophe,
>>
>> Bisecting isn’t necessary because the problem is in the following files.
>>
>> drivers/of/base.c
>> drivers/of/device.c
>> drivers/of/of_mdio.c
>> drivers/of/of_numa.c
>> drivers/of/of_private.h
>> drivers/of/overlay.c
>> drivers/of/platform.c
>> drivers/of/unittest-data/overlay_15.dts
>> drivers/of/unittest-data/tests-overlay.dtsi
>> drivers/of/unittest.c
>> include/linux/of.h
>>
>> I removed the OF modifications from the merge commit 'devicetree-for-4.20'
>> and SMP works again.
> Bisecting to get the specific non-merge commit that broke things would be much
> more useful than simply identifying the affected file (especially if it's a
> smallish change).
>
> -Scott
>
>
You're right but I had no luck with bisecting in the past. I think I
have to learn it more.
I found the problematic code and I created a patch today. SMP works with
this patch again.
Link: http://www.xenosoft.de/of.patch
of.patch
-------------------------------------------------------------------------------
diff -rupN a/drivers/of/base.c b/drivers/of/base.c
--- a/drivers/of/base.c 2018-10-30 01:00:59.814808778 +0100
+++ b/drivers/of/base.c 2018-10-30 01:00:27.990741603 +0100
@@ -394,7 +394,7 @@ struct device_node *of_get_cpu_node(int
{
struct device_node *cpun;
- for_each_of_cpu_node(cpun) {
+ for_each_node_by_type(cpun, "cpu") {
if (arch_find_n_match_cpu_physical_id(cpun, cpu, thread))
return cpun;
}
@@ -749,45 +749,6 @@ struct device_node *of_get_next_availabl
EXPORT_SYMBOL(of_get_next_available_child);
/**
- * of_get_next_cpu_node - Iterate on cpu nodes
- * @prev: previous child of the /cpus node, or NULL to get first
- *
- * Returns a cpu node pointer with refcount incremented, use
of_node_put()
- * on it when done. Returns NULL when prev is the last child. Decrements
- * the refcount of prev.
- */
-struct device_node *of_get_next_cpu_node(struct device_node *prev)
-{
- struct device_node *next = NULL;
- unsigned long flags;
- struct device_node *node;
-
- if (!prev)
- node = of_find_node_by_path("/cpus");
-
- raw_spin_lock_irqsave(&devtree_lock, flags);
- if (prev)
- next = prev->sibling;
- else if (node) {
- next = node->child;
- of_node_put(node);
- }
- for (; next; next = next->sibling) {
- if (!(of_node_name_eq(next, "cpu") ||
- (next->type && !of_node_cmp(next->type, "cpu"))))
- continue;
- if (!__of_device_is_available(next))
- continue;
- if (of_node_get(next))
- break;
- }
- of_node_put(prev);
- raw_spin_unlock_irqrestore(&devtree_lock, flags);
- return next;
-}
-EXPORT_SYMBOL(of_get_next_cpu_node);
-
-/**
* of_get_compatible_child - Find compatible child node
* @parent: parent node
* @compatible: compatible string
diff -rupN a/include/linux/of.h b/include/linux/of.h
--- a/include/linux/of.h 2018-10-30 01:01:01.034811355 +0100
+++ b/include/linux/of.h 2018-10-30 00:56:18.054216284 +0100
@@ -347,7 +347,6 @@ extern const void *of_get_property(const
const char *name,
int *lenp);
extern struct device_node *of_get_cpu_node(int cpu, unsigned int *thread);
-extern struct device_node *of_get_next_cpu_node(struct device_node *prev);
#define for_each_property_of_node(dn, pp) \
for (pp = dn->properties; pp != NULL; pp = pp->next)
@@ -754,11 +753,6 @@ static inline struct device_node *of_get
return NULL;
}
-static inline struct device_node *of_get_next_cpu_node(struct
device_node *prev)
-{
- return NULL;
-}
-
static inline int of_n_addr_cells(struct device_node *np)
{
return 0;
@@ -1229,10 +1223,6 @@ static inline int of_property_read_s32(c
for (child = of_get_next_available_child(parent, NULL); child !=
NULL; \
child = of_get_next_available_child(parent, child))
-#define for_each_of_cpu_node(cpu) \
- for (cpu = of_get_next_cpu_node(NULL); cpu != NULL; \
- cpu = of_get_next_cpu_node(cpu))
-
#define for_each_node_with_property(dn, prop_name) \
for (dn = of_find_node_with_property(NULL, prop_name); dn; \
dn = of_find_node_with_property(dn, prop_name))
-------------------------------------------------------------------------------------------------------
^ permalink raw reply
* Re: NXP P50XX/e5500: SMP doesn't work anymore with the latest Git kernel
From: Christian Zigotzky @ 2018-10-30 1:42 UTC (permalink / raw)
To: Scott Wood, LEROY Christophe; +Cc: linuxppc-dev
In-Reply-To: <d13090a2-902e-e18c-c97f-79cddb277454@xenosoft.de>
OF patch for the latest Git kernel: http://www.xenosoft.de/of_v2.patch
----------------------------- of_v2.patch -----------------------------
diff -rupN a/drivers/of/base.c b/drivers/of/base.c
--- a/drivers/of/base.c 2018-10-30 02:19:30.827089495 +0100
+++ b/drivers/of/base.c 2018-10-30 02:18:51.666856715 +0100
@@ -395,7 +395,7 @@ struct device_node *of_get_cpu_node(int
{
struct device_node *cpun;
- for_each_of_cpu_node(cpun) {
+ for_each_node_by_type(cpun, "cpu") {
if (arch_find_n_match_cpu_physical_id(cpun, cpu, thread))
return cpun;
}
@@ -750,45 +750,6 @@ struct device_node *of_get_next_availabl
EXPORT_SYMBOL(of_get_next_available_child);
/**
- * of_get_next_cpu_node - Iterate on cpu nodes
- * @prev: previous child of the /cpus node, or NULL to get first
- *
- * Returns a cpu node pointer with refcount incremented, use
of_node_put()
- * on it when done. Returns NULL when prev is the last child. Decrements
- * the refcount of prev.
- */
-struct device_node *of_get_next_cpu_node(struct device_node *prev)
-{
- struct device_node *next = NULL;
- unsigned long flags;
- struct device_node *node;
-
- if (!prev)
- node = of_find_node_by_path("/cpus");
-
- raw_spin_lock_irqsave(&devtree_lock, flags);
- if (prev)
- next = prev->sibling;
- else if (node) {
- next = node->child;
- of_node_put(node);
- }
- for (; next; next = next->sibling) {
- if (!(of_node_name_eq(next, "cpu") ||
- (next->type && !of_node_cmp(next->type, "cpu"))))
- continue;
- if (!__of_device_is_available(next))
- continue;
- if (of_node_get(next))
- break;
- }
- of_node_put(prev);
- raw_spin_unlock_irqrestore(&devtree_lock, flags);
- return next;
-}
-EXPORT_SYMBOL(of_get_next_cpu_node);
-
-/**
* of_get_compatible_child - Find compatible child node
* @parent: parent node
* @compatible: compatible string
diff -rupN a/include/linux/of.h b/include/linux/of.h
--- a/include/linux/of.h 2018-10-30 02:19:32.047096634 +0100
+++ b/include/linux/of.h 2018-10-30 02:18:51.666856715 +0100
@@ -347,7 +347,6 @@ extern const void *of_get_property(const
const char *name,
int *lenp);
extern struct device_node *of_get_cpu_node(int cpu, unsigned int *thread);
-extern struct device_node *of_get_next_cpu_node(struct device_node *prev);
#define for_each_property_of_node(dn, pp) \
for (pp = dn->properties; pp != NULL; pp = pp->next)
@@ -757,11 +756,6 @@ static inline struct device_node *of_get
return NULL;
}
-static inline struct device_node *of_get_next_cpu_node(struct
device_node *prev)
-{
- return NULL;
-}
-
static inline int of_n_addr_cells(struct device_node *np)
{
return 0;
@@ -1239,10 +1233,6 @@ static inline int of_property_read_s32(c
for (child = of_get_next_available_child(parent, NULL); child !=
NULL; \
child = of_get_next_available_child(parent, child))
-#define for_each_of_cpu_node(cpu) \
- for (cpu = of_get_next_cpu_node(NULL); cpu != NULL; \
- cpu = of_get_next_cpu_node(cpu))
-
#define for_each_node_with_property(dn, prop_name) \
for (dn = of_find_node_with_property(NULL, prop_name); dn; \
dn = of_find_node_with_property(dn, prop_name))
^ permalink raw reply
* Re: NXP P50XX/e5500: SMP doesn't work anymore with the latest Git kernel
From: Benjamin Herrenschmidt @ 2018-10-30 1:59 UTC (permalink / raw)
To: Christian Zigotzky, Scott Wood, LEROY Christophe; +Cc: linuxppc-dev
In-Reply-To: <7595e349-d925-9d03-c234-5070873e48d3@xenosoft.de>
On Tue, 2018-10-30 at 02:42 +0100, Christian Zigotzky wrote:
> OF patch for the latest Git kernel: http://www.xenosoft.de/of_v2.patch
This just seems to revert a whole bunch of stuff, not really the right
way to go. Why is of_get_next_cpu_node() not finding your CPUs ? There
must be something wrong with the device-tree...
> ----------------------------- of_v2.patch -----------------------------
>
> diff -rupN a/drivers/of/base.c b/drivers/of/base.c
> --- a/drivers/of/base.c 2018-10-30 02:19:30.827089495 +0100
> +++ b/drivers/of/base.c 2018-10-30 02:18:51.666856715 +0100
> @@ -395,7 +395,7 @@ struct device_node *of_get_cpu_node(int
> {
> struct device_node *cpun;
>
> - for_each_of_cpu_node(cpun) {
> + for_each_node_by_type(cpun, "cpu") {
> if (arch_find_n_match_cpu_physical_id(cpun, cpu, thread))
> return cpun;
> }
> @@ -750,45 +750,6 @@ struct device_node *of_get_next_availabl
> EXPORT_SYMBOL(of_get_next_available_child);
>
> /**
> - * of_get_next_cpu_node - Iterate on cpu nodes
> - * @prev: previous child of the /cpus node, or NULL to get first
> - *
> - * Returns a cpu node pointer with refcount incremented, use
> of_node_put()
> - * on it when done. Returns NULL when prev is the last child. Decrements
> - * the refcount of prev.
> - */
> -struct device_node *of_get_next_cpu_node(struct device_node *prev)
> -{
> - struct device_node *next = NULL;
> - unsigned long flags;
> - struct device_node *node;
> -
> - if (!prev)
> - node = of_find_node_by_path("/cpus");
> -
> - raw_spin_lock_irqsave(&devtree_lock, flags);
> - if (prev)
> - next = prev->sibling;
> - else if (node) {
> - next = node->child;
> - of_node_put(node);
> - }
> - for (; next; next = next->sibling) {
> - if (!(of_node_name_eq(next, "cpu") ||
> - (next->type && !of_node_cmp(next->type, "cpu"))))
> - continue;
> - if (!__of_device_is_available(next))
> - continue;
> - if (of_node_get(next))
> - break;
> - }
> - of_node_put(prev);
> - raw_spin_unlock_irqrestore(&devtree_lock, flags);
> - return next;
> -}
> -EXPORT_SYMBOL(of_get_next_cpu_node);
> -
> -/**
> * of_get_compatible_child - Find compatible child node
> * @parent: parent node
> * @compatible: compatible string
> diff -rupN a/include/linux/of.h b/include/linux/of.h
> --- a/include/linux/of.h 2018-10-30 02:19:32.047096634 +0100
> +++ b/include/linux/of.h 2018-10-30 02:18:51.666856715 +0100
> @@ -347,7 +347,6 @@ extern const void *of_get_property(const
> const char *name,
> int *lenp);
> extern struct device_node *of_get_cpu_node(int cpu, unsigned int *thread);
> -extern struct device_node *of_get_next_cpu_node(struct device_node *prev);
>
> #define for_each_property_of_node(dn, pp) \
> for (pp = dn->properties; pp != NULL; pp = pp->next)
> @@ -757,11 +756,6 @@ static inline struct device_node *of_get
> return NULL;
> }
>
> -static inline struct device_node *of_get_next_cpu_node(struct
> device_node *prev)
> -{
> - return NULL;
> -}
> -
> static inline int of_n_addr_cells(struct device_node *np)
> {
> return 0;
> @@ -1239,10 +1233,6 @@ static inline int of_property_read_s32(c
> for (child = of_get_next_available_child(parent, NULL); child !=
> NULL; \
> child = of_get_next_available_child(parent, child))
>
> -#define for_each_of_cpu_node(cpu) \
> - for (cpu = of_get_next_cpu_node(NULL); cpu != NULL; \
> - cpu = of_get_next_cpu_node(cpu))
> -
> #define for_each_node_with_property(dn, prop_name) \
> for (dn = of_find_node_with_property(NULL, prop_name); dn; \
> dn = of_find_node_with_property(dn, prop_name))
^ permalink raw reply
* [v11 1/7] dmaengine: fsldma: Replace DMA_IN/OUT by FSL_DMA_IN/OUT
From: Peng Ma @ 2018-10-30 2:35 UTC (permalink / raw)
To: vkoul
Cc: mark.rutland, devicetree, Wen He, linuxppc-dev, Peng Ma,
linux-kernel, leoyang.li, zw, robh+dt, dmaengine, dan.j.williams,
shawnguo, linux-arm-kernel
From: Wen He <wen.he_1@nxp.com>
This patch implement a standard macro call functions is
used to NXP dma drivers.
Signed-off-by: Wen He <wen.he_1@nxp.com>
Signed-off-by: Peng Ma <peng.ma@nxp.com>
---
change in v11:
- no
drivers/dma/fsldma.c | 16 ++++++++--------
drivers/dma/fsldma.h | 4 ++--
2 files changed, 10 insertions(+), 10 deletions(-)
diff --git a/drivers/dma/fsldma.c b/drivers/dma/fsldma.c
index 1117b51..39871e0 100644
--- a/drivers/dma/fsldma.c
+++ b/drivers/dma/fsldma.c
@@ -53,42 +53,42 @@
static void set_sr(struct fsldma_chan *chan, u32 val)
{
- DMA_OUT(chan, &chan->regs->sr, val, 32);
+ FSL_DMA_OUT(chan, &chan->regs->sr, val, 32);
}
static u32 get_sr(struct fsldma_chan *chan)
{
- return DMA_IN(chan, &chan->regs->sr, 32);
+ return FSL_DMA_IN(chan, &chan->regs->sr, 32);
}
static void set_mr(struct fsldma_chan *chan, u32 val)
{
- DMA_OUT(chan, &chan->regs->mr, val, 32);
+ FSL_DMA_OUT(chan, &chan->regs->mr, val, 32);
}
static u32 get_mr(struct fsldma_chan *chan)
{
- return DMA_IN(chan, &chan->regs->mr, 32);
+ return FSL_DMA_IN(chan, &chan->regs->mr, 32);
}
static void set_cdar(struct fsldma_chan *chan, dma_addr_t addr)
{
- DMA_OUT(chan, &chan->regs->cdar, addr | FSL_DMA_SNEN, 64);
+ FSL_DMA_OUT(chan, &chan->regs->cdar, addr | FSL_DMA_SNEN, 64);
}
static dma_addr_t get_cdar(struct fsldma_chan *chan)
{
- return DMA_IN(chan, &chan->regs->cdar, 64) & ~FSL_DMA_SNEN;
+ return FSL_DMA_IN(chan, &chan->regs->cdar, 64) & ~FSL_DMA_SNEN;
}
static void set_bcr(struct fsldma_chan *chan, u32 val)
{
- DMA_OUT(chan, &chan->regs->bcr, val, 32);
+ FSL_DMA_OUT(chan, &chan->regs->bcr, val, 32);
}
static u32 get_bcr(struct fsldma_chan *chan)
{
- return DMA_IN(chan, &chan->regs->bcr, 32);
+ return FSL_DMA_IN(chan, &chan->regs->bcr, 32);
}
/*
diff --git a/drivers/dma/fsldma.h b/drivers/dma/fsldma.h
index 4787d48..982845b 100644
--- a/drivers/dma/fsldma.h
+++ b/drivers/dma/fsldma.h
@@ -223,10 +223,10 @@ static void out_le64(u64 __iomem *addr, u64 val)
}
#endif
-#define DMA_IN(fsl_chan, addr, width) \
+#define FSL_DMA_IN(fsl_chan, addr, width) \
(((fsl_chan)->feature & FSL_DMA_BIG_ENDIAN) ? \
in_be##width(addr) : in_le##width(addr))
-#define DMA_OUT(fsl_chan, addr, val, width) \
+#define FSL_DMA_OUT(fsl_chan, addr, val, width) \
(((fsl_chan)->feature & FSL_DMA_BIG_ENDIAN) ? \
out_be##width(addr, val) : out_le##width(addr, val))
--
1.7.1
^ permalink raw reply related
* [v11 2/7] dmaengine: fsldma: Adding macro FSL_DMA_IN/OUT implement for ARM platform
From: Peng Ma @ 2018-10-30 2:35 UTC (permalink / raw)
To: vkoul
Cc: mark.rutland, devicetree, Wen He, linuxppc-dev, Peng Ma,
linux-kernel, leoyang.li, zw, robh+dt, dmaengine, dan.j.williams,
shawnguo, linux-arm-kernel
In-Reply-To: <20181030023604.34027-1-peng.ma@nxp.com>
This patch add the macro FSL_DMA_IN/OUT implement for ARM platform.
Signed-off-by: Wen He <wen.he_1@nxp.com>
Signed-off-by: Peng Ma <peng.ma@nxp.com>
---
change in v11:
- no
drivers/dma/fsldma.h | 61 ++++++++++++++++++++++++++++++++++---------------
1 files changed, 42 insertions(+), 19 deletions(-)
diff --git a/drivers/dma/fsldma.h b/drivers/dma/fsldma.h
index 982845b..88db939 100644
--- a/drivers/dma/fsldma.h
+++ b/drivers/dma/fsldma.h
@@ -196,39 +196,62 @@ struct fsldma_chan {
#define to_fsl_desc(lh) container_of(lh, struct fsl_desc_sw, node)
#define tx_to_fsl_desc(tx) container_of(tx, struct fsl_desc_sw, async_tx)
+#ifdef CONFIG_PPC
+#define fsl_ioread32(p) in_le32(p)
+#define fsl_ioread32be(p) in_be32(p)
+#define fsl_iowrite32(v, p) out_le32(p, v)
+#define fsl_iowrite32be(v, p) out_be32(p, v)
+
#ifndef __powerpc64__
-static u64 in_be64(const u64 __iomem *addr)
+static u64 fsl_ioread64(const u64 __iomem *addr)
{
- return ((u64)in_be32((u32 __iomem *)addr) << 32) |
- (in_be32((u32 __iomem *)addr + 1));
+ u32 fsl_addr = lower_32_bits(addr);
+ u64 fsl_addr_hi = (u64)in_le32((u32 *)(fsl_addr + 1)) << 32;
+
+ return fsl_addr_hi | in_le32((u32 *)fsl_addr);
}
-static void out_be64(u64 __iomem *addr, u64 val)
+static void fsl_iowrite64(u64 val, u64 __iomem *addr)
{
- out_be32((u32 __iomem *)addr, val >> 32);
- out_be32((u32 __iomem *)addr + 1, (u32)val);
+ out_le32((u32 __iomem *)addr + 1, val >> 32);
+ out_le32((u32 __iomem *)addr, (u32)val);
}
-/* There is no asm instructions for 64 bits reverse loads and stores */
-static u64 in_le64(const u64 __iomem *addr)
+static u64 fsl_ioread64be(const u64 __iomem *addr)
{
- return ((u64)in_le32((u32 __iomem *)addr + 1) << 32) |
- (in_le32((u32 __iomem *)addr));
+ u32 fsl_addr = lower_32_bits(addr);
+ u64 fsl_addr_hi = (u64)in_be32((u32 *)fsl_addr) << 32;
+
+ return fsl_addr_hi | in_be32((u32 *)(fsl_addr + 1));
}
-static void out_le64(u64 __iomem *addr, u64 val)
+static void fsl_iowrite64be(u64 val, u64 __iomem *addr)
{
- out_le32((u32 __iomem *)addr + 1, val >> 32);
- out_le32((u32 __iomem *)addr, (u32)val);
+ out_be32((u32 __iomem *)addr, val >> 32);
+ out_be32((u32 __iomem *)addr + 1, (u32)val);
}
#endif
+#endif
-#define FSL_DMA_IN(fsl_chan, addr, width) \
- (((fsl_chan)->feature & FSL_DMA_BIG_ENDIAN) ? \
- in_be##width(addr) : in_le##width(addr))
-#define FSL_DMA_OUT(fsl_chan, addr, val, width) \
- (((fsl_chan)->feature & FSL_DMA_BIG_ENDIAN) ? \
- out_be##width(addr, val) : out_le##width(addr, val))
+#if defined(CONFIG_ARM64) || defined(CONFIG_ARM)
+#define fsl_ioread32(p) ioread32(p)
+#define fsl_ioread32be(p) ioread32be(p)
+#define fsl_iowrite32(v, p) iowrite32(v, p)
+#define fsl_iowrite32be(v, p) iowrite32be(v, p)
+#define fsl_ioread64(p) ioread64(p)
+#define fsl_ioread64be(p) ioread64be(p)
+#define fsl_iowrite64(v, p) iowrite64(v, p)
+#define fsl_iowrite64be(v, p) iowrite64be(v, p)
+#endif
+
+#define FSL_DMA_IN(fsl_dma, addr, width) \
+ (((fsl_dma)->feature & FSL_DMA_BIG_ENDIAN) ? \
+ fsl_ioread##width##be(addr) : fsl_ioread##width(addr))
+
+#define FSL_DMA_OUT(fsl_dma, addr, val, width) \
+ (((fsl_dma)->feature & FSL_DMA_BIG_ENDIAN) ? \
+ fsl_iowrite##width##be(val, addr) : fsl_iowrite \
+ ##width(val, addr))
#define DMA_TO_CPU(fsl_chan, d, width) \
(((fsl_chan)->feature & FSL_DMA_BIG_ENDIAN) ? \
--
1.7.1
^ permalink raw reply related
* [v11 4/7] arm: dts: ls1021a: add qdma device tree nodes
From: Peng Ma @ 2018-10-30 2:36 UTC (permalink / raw)
To: vkoul
Cc: mark.rutland, devicetree, Wen He, linuxppc-dev, Peng Ma,
linux-kernel, leoyang.li, zw, robh+dt, dmaengine, dan.j.williams,
shawnguo, linux-arm-kernel
In-Reply-To: <20181030023604.34027-1-peng.ma@nxp.com>
add the qDMA device tree nodes for LS1021A devices.
Signed-off-by: Wen He <wen.he_1@nxp.com>
Signed-off-by: Peng Ma <peng.ma@nxp.com>
---
change in v11:
- no
arch/arm/boot/dts/ls1021a.dtsi | 20 ++++++++++++++++++++
1 files changed, 20 insertions(+), 0 deletions(-)
diff --git a/arch/arm/boot/dts/ls1021a.dtsi b/arch/arm/boot/dts/ls1021a.dtsi
index f184905..c0ed6be 100644
--- a/arch/arm/boot/dts/ls1021a.dtsi
+++ b/arch/arm/boot/dts/ls1021a.dtsi
@@ -806,5 +806,25 @@
#size-cells = <1>;
ranges = <0x0 0x0 0x10010000 0x10000>;
};
+
+ qdma: dma-controller@8390000 {
+ compatible = "fsl,ls1021a-qdma";
+ reg = <0x0 0x8388000 0x0 0x1000>, /* Controller regs */
+ <0x0 0x8389000 0x0 0x1000>, /* Status regs */
+ <0x0 0x838a000 0x0 0x2000>; /* Block regs */
+ interrupts = <GIC_SPI 185 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 76 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 77 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "qdma-error",
+ "qdma-queue0", "qdma-queue1";
+ dma-channels = <8>;
+ block-number = <1>;
+ block-offset = <0x1000>;
+ fsl,dma-queues = <2>;
+ status-sizes = <64>;
+ queue-sizes = <64 64>;
+ big-endian;
+ };
+
};
};
--
1.7.1
^ permalink raw reply related
* [v11 3/7] dmaengine: fsl-qdma: Add qDMA controller driver for Layerscape SoCs
From: Peng Ma @ 2018-10-30 2:36 UTC (permalink / raw)
To: vkoul
Cc: mark.rutland, devicetree, Wen He, linuxppc-dev, Peng Ma,
linux-kernel, leoyang.li, zw, robh+dt, dmaengine, dan.j.williams,
shawnguo, Jiaheng Fan, linux-arm-kernel
In-Reply-To: <20181030023604.34027-1-peng.ma@nxp.com>
NXP Queue DMA controller(qDMA) on Layerscape SoCs supports channel
virtuallization by allowing DMA jobs to be enqueued into different
command queues.
Signed-off-by: Wen He <wen.he_1@nxp.com>
Signed-off-by: Jiaheng Fan <jiaheng.fan@nxp.com>
Signed-off-by: Peng Ma <peng.ma@nxp.com>
---
change in v11:
- remove some useless notes
- add driver work on in Kconfig
- add previous copyright claims
drivers/dma/Kconfig | 14 +
drivers/dma/Makefile | 1 +
drivers/dma/fsl-qdma.c | 1258 ++++++++++++++++++++++++++++++++++++++++++++++++
3 files changed, 1273 insertions(+), 0 deletions(-)
create mode 100644 drivers/dma/fsl-qdma.c
diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig
index dacf3f4..3cdaf84 100644
--- a/drivers/dma/Kconfig
+++ b/drivers/dma/Kconfig
@@ -218,6 +218,20 @@ config FSL_EDMA
multiplexing capability for DMA request sources(slot).
This module can be found on Freescale Vybrid and LS-1 SoCs.
+config FSL_QDMA
+ tristate "NXP Layerscape qDMA engine support"
+ depends on ARM || ARM64
+ select DMA_ENGINE
+ select DMA_VIRTUAL_CHANNELS
+ select DMA_ENGINE_RAID
+ select ASYNC_TX_ENABLE_CHANNEL_SWITCH
+ help
+ Support the NXP Layerscape qDMA engine with command queue and legacy mode.
+ Channel virtualization is supported through enqueuing of DMA jobs to,
+ or dequeuing DMA jobs from, different work queues.
+ This module can be found on NXP Layerscape SoCs.
+ The qdma driver only work on SoCs with a DPAA hardware block.
+
config FSL_RAID
tristate "Freescale RAID engine Support"
depends on FSL_SOC && !ASYNC_TX_ENABLE_CHANNEL_SWITCH
diff --git a/drivers/dma/Makefile b/drivers/dma/Makefile
index c91702d..2d1b586 100644
--- a/drivers/dma/Makefile
+++ b/drivers/dma/Makefile
@@ -32,6 +32,7 @@ obj-$(CONFIG_DW_DMAC_CORE) += dw/
obj-$(CONFIG_EP93XX_DMA) += ep93xx_dma.o
obj-$(CONFIG_FSL_DMA) += fsldma.o
obj-$(CONFIG_FSL_EDMA) += fsl-edma.o
+obj-$(CONFIG_FSL_QDMA) += fsl-qdma.o
obj-$(CONFIG_FSL_RAID) += fsl_raid.o
obj-$(CONFIG_HSU_DMA) += hsu/
obj-$(CONFIG_IMG_MDC_DMA) += img-mdc-dma.o
diff --git a/drivers/dma/fsl-qdma.c b/drivers/dma/fsl-qdma.c
new file mode 100644
index 0000000..c18e349
--- /dev/null
+++ b/drivers/dma/fsl-qdma.c
@@ -0,0 +1,1258 @@
+// SPDX-License-Identifier: GPL-2.0
+// Copyright 2014-2015 Freescale
+// Copyright 2018 NXP
+
+/*
+ * Driver for NXP Layerscape Queue Direct Memory Access Controller
+ *
+ * Author:
+ * Wen He <wen.he_1@nxp.com>
+ * Jiaheng Fan <jiaheng.fan@nxp.com>
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/delay.h>
+#include <linux/of_irq.h>
+#include <linux/of_platform.h>
+#include <linux/of_dma.h>
+#include <linux/dma-mapping.h>
+
+#include "virt-dma.h"
+#include "fsldma.h"
+
+/* Register related definition */
+#define FSL_QDMA_DMR 0x0
+#define FSL_QDMA_DSR 0x4
+#define FSL_QDMA_DEIER 0xe00
+#define FSL_QDMA_DEDR 0xe04
+#define FSL_QDMA_DECFDW0R 0xe10
+#define FSL_QDMA_DECFDW1R 0xe14
+#define FSL_QDMA_DECFDW2R 0xe18
+#define FSL_QDMA_DECFDW3R 0xe1c
+#define FSL_QDMA_DECFQIDR 0xe30
+#define FSL_QDMA_DECBR 0xe34
+
+#define FSL_QDMA_BCQMR(x) (0xc0 + 0x100 * (x))
+#define FSL_QDMA_BCQSR(x) (0xc4 + 0x100 * (x))
+#define FSL_QDMA_BCQEDPA_SADDR(x) (0xc8 + 0x100 * (x))
+#define FSL_QDMA_BCQDPA_SADDR(x) (0xcc + 0x100 * (x))
+#define FSL_QDMA_BCQEEPA_SADDR(x) (0xd0 + 0x100 * (x))
+#define FSL_QDMA_BCQEPA_SADDR(x) (0xd4 + 0x100 * (x))
+#define FSL_QDMA_BCQIER(x) (0xe0 + 0x100 * (x))
+#define FSL_QDMA_BCQIDR(x) (0xe4 + 0x100 * (x))
+
+#define FSL_QDMA_SQDPAR 0x80c
+#define FSL_QDMA_SQEPAR 0x814
+#define FSL_QDMA_BSQMR 0x800
+#define FSL_QDMA_BSQSR 0x804
+#define FSL_QDMA_BSQICR 0x828
+#define FSL_QDMA_CQMR 0xa00
+#define FSL_QDMA_CQDSCR1 0xa08
+#define FSL_QDMA_CQDSCR2 0xa0c
+#define FSL_QDMA_CQIER 0xa10
+#define FSL_QDMA_CQEDR 0xa14
+#define FSL_QDMA_SQCCMR 0xa20
+
+/* Registers for bit and genmask */
+#define FSL_QDMA_CQIDR_SQT BIT(15)
+#define QDMA_CCDF_FOTMAT BIT(29)
+#define QDMA_CCDF_SER BIT(30)
+#define QDMA_SG_FIN BIT(30)
+#define QDMA_SG_LEN_MASK GENMASK(29, 0)
+#define QDMA_CCDF_MASK GENMASK(28, 20)
+
+#define FSL_QDMA_DEDR_CLEAR GENMASK(31, 0)
+#define FSL_QDMA_BCQIDR_CLEAR GENMASK(31, 0)
+#define FSL_QDMA_DEIER_CLEAR GENMASK(31, 0)
+
+#define FSL_QDMA_BCQIER_CQTIE BIT(15)
+#define FSL_QDMA_BCQIER_CQPEIE BIT(23)
+#define FSL_QDMA_BSQICR_ICEN BIT(31)
+
+#define FSL_QDMA_BSQICR_ICST(x) ((x) << 16)
+#define FSL_QDMA_CQIER_MEIE BIT(31)
+#define FSL_QDMA_CQIER_TEIE BIT(0)
+#define FSL_QDMA_SQCCMR_ENTER_WM BIT(21)
+
+#define FSL_QDMA_BCQMR_EN BIT(31)
+#define FSL_QDMA_BCQMR_EI BIT(30)
+#define FSL_QDMA_BCQMR_CD_THLD(x) ((x) << 20)
+#define FSL_QDMA_BCQMR_CQ_SIZE(x) ((x) << 16)
+
+#define FSL_QDMA_BCQSR_QF BIT(16)
+#define FSL_QDMA_BCQSR_XOFF BIT(0)
+
+#define FSL_QDMA_BSQMR_EN BIT(31)
+#define FSL_QDMA_BSQMR_DI BIT(30)
+#define FSL_QDMA_BSQMR_CQ_SIZE(x) ((x) << 16)
+
+#define FSL_QDMA_BSQSR_QE BIT(17)
+
+#define FSL_QDMA_DMR_DQD BIT(30)
+#define FSL_QDMA_DSR_DB BIT(31)
+
+/* Size related definition */
+#define FSL_QDMA_QUEUE_MAX 8
+#define FSL_QDMA_COMMAND_BUFFER_SIZE 64
+#define FSL_QDMA_DESCRIPTOR_BUFFER_SIZE 32
+#define FSL_QDMA_CIRCULAR_DESC_SIZE_MIN 64
+#define FSL_QDMA_CIRCULAR_DESC_SIZE_MAX 16384
+#define FSL_QDMA_QUEUE_NUM_MAX 8
+
+/* Field definition for CMD */
+#define FSL_QDMA_CMD_RWTTYPE 0x4
+#define FSL_QDMA_CMD_LWC 0x2
+#define FSL_QDMA_CMD_RWTTYPE_OFFSET 28
+#define FSL_QDMA_CMD_NS_OFFSET 27
+#define FSL_QDMA_CMD_DQOS_OFFSET 24
+#define FSL_QDMA_CMD_WTHROTL_OFFSET 20
+#define FSL_QDMA_CMD_DSEN_OFFSET 19
+#define FSL_QDMA_CMD_LWC_OFFSET 16
+
+/* Field definition for Descriptor offset */
+#define QDMA_CCDF_STATUS 20
+#define QDMA_CCDF_OFFSET 20
+
+/* Field definition for safe loop count*/
+#define FSL_QDMA_HALT_COUNT 1500
+#define FSL_QDMA_MAX_SIZE 16385
+#define FSL_QDMA_COMP_TIMEOUT 1000
+#define FSL_COMMAND_QUEUE_OVERFLLOW 10
+
+#define FSL_QDMA_BLOCK_BASE_OFFSET(fsl_qdma_engine, x) \
+ (((fsl_qdma_engine)->block_offset) * (x))
+
+/**
+ * struct fsl_qdma_format - This is the struct holding describing compound
+ * descriptor format with qDMA.
+ * @status: Command status and enqueue status notification.
+ * @cfg: Frame offset and frame format.
+ * @addr_lo: Holding the compound descriptor of the lower
+ * 32-bits address in memory 40-bit address.
+ * @addr_hi: Same as above member, but point high 8-bits in
+ * memory 40-bit address.
+ * @__reserved1: Reserved field.
+ * @cfg8b_w1: Compound descriptor command queue origin produced
+ * by qDMA and dynamic debug field.
+ * @data Pointer to the memory 40-bit address, describes DMA
+ * source information and DMA destination information.
+ */
+struct fsl_qdma_format {
+ __le32 status;
+ __le32 cfg;
+ union {
+ struct {
+ __le32 addr_lo;
+ u8 addr_hi;
+ u8 __reserved1[2];
+ u8 cfg8b_w1;
+ } __packed;
+ __le64 data;
+ };
+} __packed;
+
+/* qDMA status notification pre information */
+struct fsl_pre_status {
+ u64 addr;
+ u8 queue;
+};
+
+static DEFINE_PER_CPU(struct fsl_pre_status, pre);
+
+struct fsl_qdma_chan {
+ struct virt_dma_chan vchan;
+ struct virt_dma_desc vdesc;
+ enum dma_status status;
+ struct fsl_qdma_engine *qdma;
+ struct fsl_qdma_queue *queue;
+};
+
+struct fsl_qdma_queue {
+ struct fsl_qdma_format *virt_head;
+ struct fsl_qdma_format *virt_tail;
+ struct list_head comp_used;
+ struct list_head comp_free;
+ struct dma_pool *comp_pool;
+ struct dma_pool *desc_pool;
+ spinlock_t queue_lock;
+ dma_addr_t bus_addr;
+ u32 n_cq;
+ u32 id;
+ struct fsl_qdma_format *cq;
+ void __iomem *block_base;
+};
+
+struct fsl_qdma_comp {
+ dma_addr_t bus_addr;
+ dma_addr_t desc_bus_addr;
+ struct fsl_qdma_format *virt_addr;
+ struct fsl_qdma_format *desc_virt_addr;
+ struct fsl_qdma_chan *qchan;
+ struct virt_dma_desc vdesc;
+ struct list_head list;
+};
+
+struct fsl_qdma_engine {
+ struct dma_device dma_dev;
+ void __iomem *ctrl_base;
+ void __iomem *status_base;
+ void __iomem *block_base;
+ u32 n_chans;
+ u32 n_queues;
+ struct mutex fsl_qdma_mutex;
+ int error_irq;
+ int *queue_irq;
+ u32 feature;
+ struct fsl_qdma_queue *queue;
+ struct fsl_qdma_queue **status;
+ struct fsl_qdma_chan *chans;
+ int block_number;
+ int block_offset;
+ int irq_base;
+ int desc_allocated;
+
+};
+
+static inline u64
+qdma_ccdf_addr_get64(const struct fsl_qdma_format *ccdf)
+{
+ return le64_to_cpu(ccdf->data) & (U64_MAX >> 24);
+}
+
+static inline void
+qdma_desc_addr_set64(struct fsl_qdma_format *ccdf, u64 addr)
+{
+ ccdf->addr_hi = upper_32_bits(addr);
+ ccdf->addr_lo = cpu_to_le32(lower_32_bits(addr));
+}
+
+static inline u8
+qdma_ccdf_get_queue(const struct fsl_qdma_format *ccdf)
+{
+ return ccdf->cfg8b_w1 & U8_MAX;
+}
+
+static inline int
+qdma_ccdf_get_offset(const struct fsl_qdma_format *ccdf)
+{
+ return (le32_to_cpu(ccdf->cfg) & QDMA_CCDF_MASK) >> QDMA_CCDF_OFFSET;
+}
+
+static inline void
+qdma_ccdf_set_format(struct fsl_qdma_format *ccdf, int offset)
+{
+ ccdf->cfg = cpu_to_le32(QDMA_CCDF_FOTMAT | offset);
+}
+
+static inline int
+qdma_ccdf_get_status(const struct fsl_qdma_format *ccdf)
+{
+ return (le32_to_cpu(ccdf->status) & QDMA_CCDF_MASK) >> QDMA_CCDF_STATUS;
+}
+
+static inline void
+qdma_ccdf_set_ser(struct fsl_qdma_format *ccdf, int status)
+{
+ ccdf->status = cpu_to_le32(QDMA_CCDF_SER | status);
+}
+
+static inline void qdma_csgf_set_len(struct fsl_qdma_format *csgf, int len)
+{
+ csgf->cfg = cpu_to_le32(len & QDMA_SG_LEN_MASK);
+}
+
+static inline void qdma_csgf_set_f(struct fsl_qdma_format *csgf, int len)
+{
+ csgf->cfg = cpu_to_le32(QDMA_SG_FIN | (len & QDMA_SG_LEN_MASK));
+}
+
+static u32 qdma_readl(struct fsl_qdma_engine *qdma, void __iomem *addr)
+{
+ return FSL_DMA_IN(qdma, addr, 32);
+}
+
+static void qdma_writel(struct fsl_qdma_engine *qdma, u32 val,
+ void __iomem *addr)
+{
+ FSL_DMA_OUT(qdma, addr, val, 32);
+}
+
+static struct fsl_qdma_chan *to_fsl_qdma_chan(struct dma_chan *chan)
+{
+ return container_of(chan, struct fsl_qdma_chan, vchan.chan);
+}
+
+static struct fsl_qdma_comp *to_fsl_qdma_comp(struct virt_dma_desc *vd)
+{
+ return container_of(vd, struct fsl_qdma_comp, vdesc);
+}
+
+static void fsl_qdma_free_chan_resources(struct dma_chan *chan)
+{
+ struct fsl_qdma_chan *fsl_chan = to_fsl_qdma_chan(chan);
+ struct fsl_qdma_queue *fsl_queue = fsl_chan->queue;
+ struct fsl_qdma_engine *fsl_qdma = fsl_chan->qdma;
+ struct fsl_qdma_comp *comp_temp, *_comp_temp;
+ unsigned long flags;
+ LIST_HEAD(head);
+
+ spin_lock_irqsave(&fsl_chan->vchan.lock, flags);
+ vchan_get_all_descriptors(&fsl_chan->vchan, &head);
+ spin_unlock_irqrestore(&fsl_chan->vchan.lock, flags);
+
+ vchan_dma_desc_free_list(&fsl_chan->vchan, &head);
+
+ if (!fsl_queue->comp_pool && !fsl_queue->comp_pool)
+ return;
+
+ list_for_each_entry_safe(comp_temp, _comp_temp,
+ &fsl_queue->comp_used, list) {
+ dma_pool_free(fsl_queue->comp_pool,
+ comp_temp->virt_addr,
+ comp_temp->bus_addr);
+ dma_pool_free(fsl_queue->desc_pool,
+ comp_temp->desc_virt_addr,
+ comp_temp->desc_bus_addr);
+ list_del(&comp_temp->list);
+ kfree(comp_temp);
+ }
+
+ list_for_each_entry_safe(comp_temp, _comp_temp,
+ &fsl_queue->comp_free, list) {
+ dma_pool_free(fsl_queue->comp_pool,
+ comp_temp->virt_addr,
+ comp_temp->bus_addr);
+ dma_pool_free(fsl_queue->desc_pool,
+ comp_temp->desc_virt_addr,
+ comp_temp->desc_bus_addr);
+ list_del(&comp_temp->list);
+ kfree(comp_temp);
+ }
+
+ dma_pool_destroy(fsl_queue->comp_pool);
+ dma_pool_destroy(fsl_queue->desc_pool);
+
+ fsl_qdma->desc_allocated--;
+ fsl_queue->comp_pool = NULL;
+ fsl_queue->desc_pool = NULL;
+}
+
+static void fsl_qdma_comp_fill_memcpy(struct fsl_qdma_comp *fsl_comp,
+ dma_addr_t dst, dma_addr_t src, u32 len)
+{
+ struct fsl_qdma_format *sdf, *ddf;
+ struct fsl_qdma_format *ccdf, *csgf_desc, *csgf_src, *csgf_dest;
+
+ ccdf = fsl_comp->virt_addr;
+ csgf_desc = fsl_comp->virt_addr + 1;
+ csgf_src = fsl_comp->virt_addr + 2;
+ csgf_dest = fsl_comp->virt_addr + 3;
+ sdf = fsl_comp->desc_virt_addr;
+ ddf = fsl_comp->desc_virt_addr + 1;
+
+ memset(fsl_comp->virt_addr, 0, FSL_QDMA_COMMAND_BUFFER_SIZE);
+ memset(fsl_comp->desc_virt_addr, 0, FSL_QDMA_DESCRIPTOR_BUFFER_SIZE);
+ /* Head Command Descriptor(Frame Descriptor) */
+ qdma_desc_addr_set64(ccdf, fsl_comp->bus_addr + 16);
+ qdma_ccdf_set_format(ccdf, qdma_ccdf_get_offset(ccdf));
+ qdma_ccdf_set_ser(ccdf, qdma_ccdf_get_status(ccdf));
+ /* Status notification is enqueued to status queue. */
+ /* Compound Command Descriptor(Frame List Table) */
+ qdma_desc_addr_set64(csgf_desc, fsl_comp->desc_bus_addr);
+ /* It must be 32 as Compound S/G Descriptor */
+ qdma_csgf_set_len(csgf_desc, 32);
+ qdma_desc_addr_set64(csgf_src, src);
+ qdma_csgf_set_len(csgf_src, len);
+ qdma_desc_addr_set64(csgf_dest, dst);
+ qdma_csgf_set_len(csgf_dest, len);
+ /* This entry is the last entry. */
+ qdma_csgf_set_f(csgf_dest, len);
+ /* Descriptor Buffer */
+ sdf->data =
+ cpu_to_le64(FSL_QDMA_CMD_RWTTYPE <<
+ FSL_QDMA_CMD_RWTTYPE_OFFSET);
+ ddf->data =
+ cpu_to_le64(FSL_QDMA_CMD_RWTTYPE <<
+ FSL_QDMA_CMD_RWTTYPE_OFFSET);
+ ddf->data |=
+ cpu_to_le64(FSL_QDMA_CMD_LWC << FSL_QDMA_CMD_LWC_OFFSET);
+}
+
+/*
+ * Pre-request full command descriptor for enqueue.
+ */
+static int fsl_qdma_pre_request_enqueue_desc(struct fsl_qdma_queue *queue)
+{
+ int i;
+ struct fsl_qdma_comp *comp_temp, *_comp_temp;
+
+ for (i = 0; i < queue->n_cq + FSL_COMMAND_QUEUE_OVERFLLOW; i++) {
+ comp_temp = kzalloc(sizeof(*comp_temp), GFP_KERNEL);
+ if (!comp_temp)
+ goto err_alloc;
+ comp_temp->virt_addr =
+ dma_pool_alloc(queue->comp_pool, GFP_KERNEL,
+ &comp_temp->bus_addr);
+ if (!comp_temp->virt_addr)
+ goto err_dma_alloc;
+
+ comp_temp->desc_virt_addr =
+ dma_pool_alloc(queue->desc_pool, GFP_KERNEL,
+ &comp_temp->desc_bus_addr);
+ if (!comp_temp->desc_virt_addr)
+ goto err_desc_dma_alloc;
+
+ list_add_tail(&comp_temp->list, &queue->comp_free);
+ }
+
+ return 0;
+
+err_desc_dma_alloc:
+ dma_pool_free(queue->comp_pool, comp_temp->virt_addr,
+ comp_temp->bus_addr);
+
+err_dma_alloc:
+ kfree(comp_temp);
+
+err_alloc:
+ list_for_each_entry_safe(comp_temp, _comp_temp,
+ &queue->comp_free, list) {
+ if (comp_temp->virt_addr)
+ dma_pool_free(queue->comp_pool,
+ comp_temp->virt_addr,
+ comp_temp->bus_addr);
+ if (comp_temp->desc_virt_addr)
+ dma_pool_free(queue->desc_pool,
+ comp_temp->desc_virt_addr,
+ comp_temp->desc_bus_addr);
+
+ list_del(&comp_temp->list);
+ kfree(comp_temp);
+ }
+
+ return -ENOMEM;
+}
+
+/*
+ * Request a command descriptor for enqueue.
+ */
+static struct fsl_qdma_comp
+*fsl_qdma_request_enqueue_desc(struct fsl_qdma_chan *fsl_chan)
+{
+ unsigned long flags;
+ struct fsl_qdma_comp *comp_temp;
+ int timeout = FSL_QDMA_COMP_TIMEOUT;
+ struct fsl_qdma_queue *queue = fsl_chan->queue;
+
+ while (timeout--) {
+ spin_lock_irqsave(&queue->queue_lock, flags);
+ if (!list_empty(&queue->comp_free)) {
+ comp_temp = list_first_entry(&queue->comp_free,
+ struct fsl_qdma_comp,
+ list);
+ list_del(&comp_temp->list);
+
+ spin_unlock_irqrestore(&queue->queue_lock, flags);
+ comp_temp->qchan = fsl_chan;
+ return comp_temp;
+ }
+ spin_unlock_irqrestore(&queue->queue_lock, flags);
+ udelay(1);
+ }
+
+ return NULL;
+}
+
+static struct fsl_qdma_queue
+*fsl_qdma_alloc_queue_resources(struct platform_device *pdev,
+ struct fsl_qdma_engine *fsl_qdma)
+{
+ int ret, len, i, j;
+ int queue_num, block_number;
+ unsigned int queue_size[FSL_QDMA_QUEUE_MAX];
+ struct fsl_qdma_queue *queue_head, *queue_temp;
+
+ queue_num = fsl_qdma->n_queues;
+ block_number = fsl_qdma->block_number;
+
+ if (queue_num > FSL_QDMA_QUEUE_MAX)
+ queue_num = FSL_QDMA_QUEUE_MAX;
+ len = sizeof(*queue_head) * queue_num * block_number;
+ queue_head = devm_kzalloc(&pdev->dev, len, GFP_KERNEL);
+ if (!queue_head)
+ return NULL;
+
+ ret = device_property_read_u32_array(&pdev->dev, "queue-sizes",
+ queue_size, queue_num);
+ if (ret) {
+ dev_err(&pdev->dev, "Can't get queue-sizes.\n");
+ return NULL;
+ }
+ for (j = 0; j < block_number; j++) {
+ for (i = 0; i < queue_num; i++) {
+ if (queue_size[i] > FSL_QDMA_CIRCULAR_DESC_SIZE_MAX ||
+ queue_size[i] < FSL_QDMA_CIRCULAR_DESC_SIZE_MIN) {
+ dev_err(&pdev->dev,
+ "Get wrong queue-sizes.\n");
+ return NULL;
+ }
+ queue_temp = queue_head + i + (j * queue_num);
+
+ queue_temp->cq =
+ dma_alloc_coherent(&pdev->dev,
+ sizeof(struct fsl_qdma_format) *
+ queue_size[i],
+ &queue_temp->bus_addr,
+ GFP_KERNEL);
+ if (!queue_temp->cq)
+ return NULL;
+ queue_temp->block_base = fsl_qdma->block_base +
+ FSL_QDMA_BLOCK_BASE_OFFSET(fsl_qdma, j);
+ queue_temp->n_cq = queue_size[i];
+ queue_temp->id = i;
+ queue_temp->virt_head = queue_temp->cq;
+ queue_temp->virt_tail = queue_temp->cq;
+ /*
+ * List for queue command buffer
+ */
+ INIT_LIST_HEAD(&queue_temp->comp_used);
+ spin_lock_init(&queue_temp->queue_lock);
+ }
+ }
+ return queue_head;
+}
+
+static struct fsl_qdma_queue
+*fsl_qdma_prep_status_queue(struct platform_device *pdev)
+{
+ int ret;
+ unsigned int status_size;
+ struct fsl_qdma_queue *status_head;
+ struct device_node *np = pdev->dev.of_node;
+
+ ret = of_property_read_u32(np, "status-sizes", &status_size);
+ if (ret) {
+ dev_err(&pdev->dev, "Can't get status-sizes.\n");
+ return NULL;
+ }
+ if (status_size > FSL_QDMA_CIRCULAR_DESC_SIZE_MAX ||
+ status_size < FSL_QDMA_CIRCULAR_DESC_SIZE_MIN) {
+ dev_err(&pdev->dev, "Get wrong status_size.\n");
+ return NULL;
+ }
+ status_head = devm_kzalloc(&pdev->dev,
+ sizeof(*status_head), GFP_KERNEL);
+ if (!status_head)
+ return NULL;
+
+ /*
+ * Buffer for queue command
+ */
+ status_head->cq = dma_alloc_coherent(&pdev->dev,
+ sizeof(struct fsl_qdma_format) *
+ status_size,
+ &status_head->bus_addr,
+ GFP_KERNEL);
+ if (!status_head->cq) {
+ devm_kfree(&pdev->dev, status_head);
+ return NULL;
+ }
+ status_head->n_cq = status_size;
+ status_head->virt_head = status_head->cq;
+ status_head->virt_tail = status_head->cq;
+ status_head->comp_pool = NULL;
+
+ return status_head;
+}
+
+static int fsl_qdma_halt(struct fsl_qdma_engine *fsl_qdma)
+{
+ u32 reg;
+ int i, j, count = FSL_QDMA_HALT_COUNT;
+ void __iomem *block, *ctrl = fsl_qdma->ctrl_base;
+
+ /* Disable the command queue and wait for idle state. */
+ reg = qdma_readl(fsl_qdma, ctrl + FSL_QDMA_DMR);
+ reg |= FSL_QDMA_DMR_DQD;
+ qdma_writel(fsl_qdma, reg, ctrl + FSL_QDMA_DMR);
+ for (j = 0; j < fsl_qdma->block_number; j++) {
+ block = fsl_qdma->block_base +
+ FSL_QDMA_BLOCK_BASE_OFFSET(fsl_qdma, j);
+ for (i = 0; i < FSL_QDMA_QUEUE_NUM_MAX; i++)
+ qdma_writel(fsl_qdma, 0, block + FSL_QDMA_BCQMR(i));
+ }
+ while (1) {
+ reg = qdma_readl(fsl_qdma, ctrl + FSL_QDMA_DSR);
+ if (!(reg & FSL_QDMA_DSR_DB))
+ break;
+ if (count-- < 0)
+ return -EBUSY;
+ udelay(100);
+ }
+
+ for (j = 0; j < fsl_qdma->block_number; j++) {
+ block = fsl_qdma->block_base +
+ FSL_QDMA_BLOCK_BASE_OFFSET(fsl_qdma, j);
+
+ /* Disable status queue. */
+ qdma_writel(fsl_qdma, 0, block + FSL_QDMA_BSQMR);
+
+ /*
+ * clear the command queue interrupt detect register for
+ * all queues.
+ */
+ qdma_writel(fsl_qdma, FSL_QDMA_BCQIDR_CLEAR,
+ block + FSL_QDMA_BCQIDR(0));
+ }
+
+ return 0;
+}
+
+static int
+fsl_qdma_queue_transfer_complete(struct fsl_qdma_engine *fsl_qdma,
+ void *block,
+ int id)
+{
+ bool duplicate;
+ u32 reg, i, count;
+ struct fsl_qdma_queue *temp_queue;
+ struct fsl_qdma_format *status_addr;
+ struct fsl_qdma_comp *fsl_comp = NULL;
+ struct fsl_qdma_queue *fsl_queue = fsl_qdma->queue;
+ struct fsl_qdma_queue *fsl_status = fsl_qdma->status[id];
+
+ count = FSL_QDMA_MAX_SIZE;
+
+ while (count--) {
+ duplicate = 0;
+ reg = qdma_readl(fsl_qdma, block + FSL_QDMA_BSQSR);
+ if (reg & FSL_QDMA_BSQSR_QE)
+ return 0;
+
+ status_addr = fsl_status->virt_head;
+
+ if (qdma_ccdf_get_queue(status_addr) ==
+ __this_cpu_read(pre.queue) &&
+ qdma_ccdf_addr_get64(status_addr) ==
+ __this_cpu_read(pre.addr))
+ duplicate = 1;
+ i = qdma_ccdf_get_queue(status_addr) +
+ id * fsl_qdma->n_queues;
+ __this_cpu_write(pre.addr, qdma_ccdf_addr_get64(status_addr));
+ __this_cpu_write(pre.queue, qdma_ccdf_get_queue(status_addr));
+ temp_queue = fsl_queue + i;
+
+ spin_lock(&temp_queue->queue_lock);
+ if (list_empty(&temp_queue->comp_used)) {
+ if (!duplicate) {
+ spin_unlock(&temp_queue->queue_lock);
+ return -EAGAIN;
+ }
+ } else {
+ fsl_comp = list_first_entry(&temp_queue->comp_used,
+ struct fsl_qdma_comp, list);
+ if (fsl_comp->bus_addr + 16 !=
+ __this_cpu_read(pre.addr)) {
+ if (!duplicate) {
+ spin_unlock(&temp_queue->queue_lock);
+ return -EAGAIN;
+ }
+ }
+ }
+
+ if (duplicate) {
+ reg = qdma_readl(fsl_qdma, block + FSL_QDMA_BSQMR);
+ reg |= FSL_QDMA_BSQMR_DI;
+ qdma_desc_addr_set64(status_addr, 0x0);
+ fsl_status->virt_head++;
+ if (fsl_status->virt_head == fsl_status->cq
+ + fsl_status->n_cq)
+ fsl_status->virt_head = fsl_status->cq;
+ qdma_writel(fsl_qdma, reg, block + FSL_QDMA_BSQMR);
+ spin_unlock(&temp_queue->queue_lock);
+ continue;
+ }
+ list_del(&fsl_comp->list);
+
+ reg = qdma_readl(fsl_qdma, block + FSL_QDMA_BSQMR);
+ reg |= FSL_QDMA_BSQMR_DI;
+ qdma_desc_addr_set64(status_addr, 0x0);
+ fsl_status->virt_head++;
+ if (fsl_status->virt_head == fsl_status->cq + fsl_status->n_cq)
+ fsl_status->virt_head = fsl_status->cq;
+ qdma_writel(fsl_qdma, reg, block + FSL_QDMA_BSQMR);
+ spin_unlock(&temp_queue->queue_lock);
+
+ spin_lock(&fsl_comp->qchan->vchan.lock);
+ vchan_cookie_complete(&fsl_comp->vdesc);
+ fsl_comp->qchan->status = DMA_COMPLETE;
+ spin_unlock(&fsl_comp->qchan->vchan.lock);
+ }
+
+ return 0;
+}
+
+static irqreturn_t fsl_qdma_error_handler(int irq, void *dev_id)
+{
+ unsigned int intr;
+ struct fsl_qdma_engine *fsl_qdma = dev_id;
+ void __iomem *status = fsl_qdma->status_base;
+
+ intr = qdma_readl(fsl_qdma, status + FSL_QDMA_DEDR);
+
+ if (intr) {
+ dev_err(fsl_qdma->dma_dev.dev, "DMA transaction error!\n");
+ return IRQ_NONE;
+ }
+
+ qdma_writel(fsl_qdma, FSL_QDMA_DEDR_CLEAR, status + FSL_QDMA_DEDR);
+ return IRQ_HANDLED;
+}
+
+static irqreturn_t fsl_qdma_queue_handler(int irq, void *dev_id)
+{
+ int id;
+ unsigned int intr, reg;
+ struct fsl_qdma_engine *fsl_qdma = dev_id;
+ void __iomem *block, *ctrl = fsl_qdma->ctrl_base;
+
+ id = irq - fsl_qdma->irq_base;
+ if (id < 0 && id > fsl_qdma->block_number) {
+ dev_err(fsl_qdma->dma_dev.dev,
+ "irq %d is wrong irq_base is %d\n",
+ irq, fsl_qdma->irq_base);
+ }
+
+ block = fsl_qdma->block_base +
+ FSL_QDMA_BLOCK_BASE_OFFSET(fsl_qdma, id);
+
+ intr = qdma_readl(fsl_qdma, block + FSL_QDMA_BCQIDR(0));
+
+ if ((intr & FSL_QDMA_CQIDR_SQT) != 0)
+ intr = fsl_qdma_queue_transfer_complete(fsl_qdma, block, id);
+
+ if (intr != 0) {
+ reg = qdma_readl(fsl_qdma, ctrl + FSL_QDMA_DMR);
+ reg |= FSL_QDMA_DMR_DQD;
+ qdma_writel(fsl_qdma, reg, ctrl + FSL_QDMA_DMR);
+ qdma_writel(fsl_qdma, 0, block + FSL_QDMA_BCQIER(0));
+ dev_err(fsl_qdma->dma_dev.dev, "QDMA: status err!\n");
+ }
+
+ /* Clear all detected events and interrupts. */
+ qdma_writel(fsl_qdma, FSL_QDMA_BCQIDR_CLEAR,
+ block + FSL_QDMA_BCQIDR(0));
+
+ return IRQ_HANDLED;
+}
+
+static int
+fsl_qdma_irq_init(struct platform_device *pdev,
+ struct fsl_qdma_engine *fsl_qdma)
+{
+ int i;
+ int cpu;
+ int ret;
+ char irq_name[20];
+
+ fsl_qdma->error_irq =
+ platform_get_irq_byname(pdev, "qdma-error");
+ if (fsl_qdma->error_irq < 0) {
+ dev_err(&pdev->dev, "Can't get qdma controller irq.\n");
+ return fsl_qdma->error_irq;
+ }
+
+ ret = devm_request_irq(&pdev->dev, fsl_qdma->error_irq,
+ fsl_qdma_error_handler, 0,
+ "qDMA error", fsl_qdma);
+ if (ret) {
+ dev_err(&pdev->dev, "Can't register qDMA controller IRQ.\n");
+ return ret;
+ }
+
+ for (i = 0; i < fsl_qdma->block_number; i++) {
+ sprintf(irq_name, "qdma-queue%d", i);
+ fsl_qdma->queue_irq[i] =
+ platform_get_irq_byname(pdev, irq_name);
+
+ if (fsl_qdma->queue_irq[i] < 0) {
+ dev_err(&pdev->dev,
+ "Can't get qdma queue %d irq.\n", i);
+ return fsl_qdma->queue_irq[i];
+ }
+
+ ret = devm_request_irq(&pdev->dev,
+ fsl_qdma->queue_irq[i],
+ fsl_qdma_queue_handler,
+ 0,
+ "qDMA queue",
+ fsl_qdma);
+ if (ret) {
+ dev_err(&pdev->dev,
+ "Can't register qDMA queue IRQ.\n");
+ return ret;
+ }
+
+ cpu = i % num_online_cpus();
+ ret = irq_set_affinity_hint(fsl_qdma->queue_irq[i],
+ get_cpu_mask(cpu));
+ if (ret) {
+ dev_err(&pdev->dev,
+ "Can't set cpu %d affinity to IRQ %d.\n",
+ cpu,
+ fsl_qdma->queue_irq[i]);
+ return ret;
+ }
+ }
+
+ return 0;
+}
+
+static void fsl_qdma_irq_exit(struct platform_device *pdev,
+ struct fsl_qdma_engine *fsl_qdma)
+{
+ int i;
+
+ devm_free_irq(&pdev->dev, fsl_qdma->error_irq, fsl_qdma);
+ for (i = 0; i < fsl_qdma->block_number; i++)
+ devm_free_irq(&pdev->dev, fsl_qdma->queue_irq[i], fsl_qdma);
+}
+
+static int fsl_qdma_reg_init(struct fsl_qdma_engine *fsl_qdma)
+{
+ u32 reg;
+ int i, j, ret;
+ struct fsl_qdma_queue *temp;
+ void __iomem *status = fsl_qdma->status_base;
+ void __iomem *block, *ctrl = fsl_qdma->ctrl_base;
+ struct fsl_qdma_queue *fsl_queue = fsl_qdma->queue;
+
+ /* Try to halt the qDMA engine first. */
+ ret = fsl_qdma_halt(fsl_qdma);
+ if (ret) {
+ dev_err(fsl_qdma->dma_dev.dev, "DMA halt failed!");
+ return ret;
+ }
+
+ for (i = 0; i < fsl_qdma->block_number; i++) {
+ /*
+ * Clear the command queue interrupt detect register for
+ * all queues.
+ */
+
+ block = fsl_qdma->block_base +
+ FSL_QDMA_BLOCK_BASE_OFFSET(fsl_qdma, i);
+ qdma_writel(fsl_qdma, FSL_QDMA_BCQIDR_CLEAR,
+ block + FSL_QDMA_BCQIDR(0));
+ }
+
+ for (j = 0; j < fsl_qdma->block_number; j++) {
+ block = fsl_qdma->block_base +
+ FSL_QDMA_BLOCK_BASE_OFFSET(fsl_qdma, j);
+ for (i = 0; i < fsl_qdma->n_queues; i++) {
+ temp = fsl_queue + i + (j * fsl_qdma->n_queues);
+ /*
+ * Initialize Command Queue registers to
+ * point to the first
+ * command descriptor in memory.
+ * Dequeue Pointer Address Registers
+ * Enqueue Pointer Address Registers
+ */
+
+ qdma_writel(fsl_qdma, temp->bus_addr,
+ block + FSL_QDMA_BCQDPA_SADDR(i));
+ qdma_writel(fsl_qdma, temp->bus_addr,
+ block + FSL_QDMA_BCQEPA_SADDR(i));
+
+ /* Initialize the queue mode. */
+ reg = FSL_QDMA_BCQMR_EN;
+ reg |= FSL_QDMA_BCQMR_CD_THLD(ilog2(temp->n_cq) - 4);
+ reg |= FSL_QDMA_BCQMR_CQ_SIZE(ilog2(temp->n_cq) - 6);
+ qdma_writel(fsl_qdma, reg, block + FSL_QDMA_BCQMR(i));
+ }
+
+ /*
+ * Workaround for erratum: ERR010812.
+ * We must enable XOFF to avoid the enqueue rejection occurs.
+ * Setting SQCCMR ENTER_WM to 0x20.
+ */
+
+ qdma_writel(fsl_qdma, FSL_QDMA_SQCCMR_ENTER_WM,
+ block + FSL_QDMA_SQCCMR);
+
+ /*
+ * Initialize status queue registers to point to the first
+ * command descriptor in memory.
+ * Dequeue Pointer Address Registers
+ * Enqueue Pointer Address Registers
+ */
+
+ qdma_writel(fsl_qdma, fsl_qdma->status[j]->bus_addr,
+ block + FSL_QDMA_SQEPAR);
+ qdma_writel(fsl_qdma, fsl_qdma->status[j]->bus_addr,
+ block + FSL_QDMA_SQDPAR);
+ /* Initialize status queue interrupt. */
+ qdma_writel(fsl_qdma, FSL_QDMA_BCQIER_CQTIE,
+ block + FSL_QDMA_BCQIER(0));
+ qdma_writel(fsl_qdma, FSL_QDMA_BSQICR_ICEN |
+ FSL_QDMA_BSQICR_ICST(5) | 0x8000,
+ block + FSL_QDMA_BSQICR);
+ qdma_writel(fsl_qdma, FSL_QDMA_CQIER_MEIE |
+ FSL_QDMA_CQIER_TEIE,
+ block + FSL_QDMA_CQIER);
+
+ /* Initialize the status queue mode. */
+ reg = FSL_QDMA_BSQMR_EN;
+ reg |= FSL_QDMA_BSQMR_CQ_SIZE(ilog2
+ (fsl_qdma->status[j]->n_cq) - 6);
+
+ qdma_writel(fsl_qdma, reg, block + FSL_QDMA_BSQMR);
+ reg = qdma_readl(fsl_qdma, block + FSL_QDMA_BSQMR);
+ }
+
+ /* Initialize controller interrupt register. */
+ qdma_writel(fsl_qdma, FSL_QDMA_DEDR_CLEAR, status + FSL_QDMA_DEDR);
+ qdma_writel(fsl_qdma, FSL_QDMA_DEIER_CLEAR, status + FSL_QDMA_DEIER);
+
+ reg = qdma_readl(fsl_qdma, ctrl + FSL_QDMA_DMR);
+ reg &= ~FSL_QDMA_DMR_DQD;
+ qdma_writel(fsl_qdma, reg, ctrl + FSL_QDMA_DMR);
+
+ return 0;
+}
+
+static struct dma_async_tx_descriptor *
+fsl_qdma_prep_memcpy(struct dma_chan *chan, dma_addr_t dst,
+ dma_addr_t src, size_t len, unsigned long flags)
+{
+ struct fsl_qdma_comp *fsl_comp;
+ struct fsl_qdma_chan *fsl_chan = to_fsl_qdma_chan(chan);
+
+ fsl_comp = fsl_qdma_request_enqueue_desc(fsl_chan);
+
+ if (!fsl_comp)
+ return NULL;
+
+ fsl_qdma_comp_fill_memcpy(fsl_comp, dst, src, len);
+
+ return vchan_tx_prep(&fsl_chan->vchan, &fsl_comp->vdesc, flags);
+}
+
+static void fsl_qdma_enqueue_desc(struct fsl_qdma_chan *fsl_chan)
+{
+ u32 reg;
+ struct virt_dma_desc *vdesc;
+ struct fsl_qdma_comp *fsl_comp;
+ struct fsl_qdma_queue *fsl_queue = fsl_chan->queue;
+ void __iomem *block = fsl_queue->block_base;
+
+ reg = qdma_readl(fsl_chan->qdma, block + FSL_QDMA_BCQSR(fsl_queue->id));
+ if (reg & (FSL_QDMA_BCQSR_QF | FSL_QDMA_BCQSR_XOFF))
+ return;
+ vdesc = vchan_next_desc(&fsl_chan->vchan);
+ if (!vdesc)
+ return;
+ list_del(&vdesc->node);
+ fsl_comp = to_fsl_qdma_comp(vdesc);
+
+ memcpy(fsl_queue->virt_head++,
+ fsl_comp->virt_addr, sizeof(struct fsl_qdma_format));
+ if (fsl_queue->virt_head == fsl_queue->cq + fsl_queue->n_cq)
+ fsl_queue->virt_head = fsl_queue->cq;
+
+ list_add_tail(&fsl_comp->list, &fsl_queue->comp_used);
+ barrier();
+ reg = qdma_readl(fsl_chan->qdma, block + FSL_QDMA_BCQMR(fsl_queue->id));
+ reg |= FSL_QDMA_BCQMR_EI;
+ qdma_writel(fsl_chan->qdma, reg, block + FSL_QDMA_BCQMR(fsl_queue->id));
+ fsl_chan->status = DMA_IN_PROGRESS;
+}
+
+static void fsl_qdma_free_desc(struct virt_dma_desc *vdesc)
+{
+ unsigned long flags;
+ struct fsl_qdma_comp *fsl_comp;
+ struct fsl_qdma_queue *fsl_queue;
+
+ fsl_comp = to_fsl_qdma_comp(vdesc);
+ fsl_queue = fsl_comp->qchan->queue;
+
+ spin_lock_irqsave(&fsl_queue->queue_lock, flags);
+ list_add_tail(&fsl_comp->list, &fsl_queue->comp_free);
+ spin_unlock_irqrestore(&fsl_queue->queue_lock, flags);
+}
+
+static void fsl_qdma_issue_pending(struct dma_chan *chan)
+{
+ unsigned long flags;
+ struct fsl_qdma_chan *fsl_chan = to_fsl_qdma_chan(chan);
+ struct fsl_qdma_queue *fsl_queue = fsl_chan->queue;
+
+ spin_lock_irqsave(&fsl_queue->queue_lock, flags);
+ spin_lock(&fsl_chan->vchan.lock);
+ if (vchan_issue_pending(&fsl_chan->vchan))
+ fsl_qdma_enqueue_desc(fsl_chan);
+ spin_unlock(&fsl_chan->vchan.lock);
+ spin_unlock_irqrestore(&fsl_queue->queue_lock, flags);
+}
+
+static void fsl_qdma_synchronize(struct dma_chan *chan)
+{
+ struct fsl_qdma_chan *fsl_chan = to_fsl_qdma_chan(chan);
+
+ vchan_synchronize(&fsl_chan->vchan);
+}
+
+static int fsl_qdma_terminate_all(struct dma_chan *chan)
+{
+ LIST_HEAD(head);
+ unsigned long flags;
+ struct fsl_qdma_chan *fsl_chan = to_fsl_qdma_chan(chan);
+
+ spin_lock_irqsave(&fsl_chan->vchan.lock, flags);
+ vchan_get_all_descriptors(&fsl_chan->vchan, &head);
+ spin_unlock_irqrestore(&fsl_chan->vchan.lock, flags);
+ vchan_dma_desc_free_list(&fsl_chan->vchan, &head);
+ return 0;
+}
+
+static int fsl_qdma_alloc_chan_resources(struct dma_chan *chan)
+{
+ int ret;
+ struct fsl_qdma_chan *fsl_chan = to_fsl_qdma_chan(chan);
+ struct fsl_qdma_engine *fsl_qdma = fsl_chan->qdma;
+ struct fsl_qdma_queue *fsl_queue = fsl_chan->queue;
+
+ if (fsl_queue->comp_pool && fsl_queue->desc_pool)
+ return fsl_qdma->desc_allocated;
+
+ INIT_LIST_HEAD(&fsl_queue->comp_free);
+
+ /*
+ * The dma pool for queue command buffer
+ */
+ fsl_queue->comp_pool =
+ dma_pool_create("comp_pool",
+ chan->device->dev,
+ FSL_QDMA_COMMAND_BUFFER_SIZE,
+ 64, 0);
+ if (!fsl_queue->comp_pool)
+ return -ENOMEM;
+
+ /*
+ * The dma pool for Descriptor(SD/DD) buffer
+ */
+ fsl_queue->desc_pool =
+ dma_pool_create("desc_pool",
+ chan->device->dev,
+ FSL_QDMA_DESCRIPTOR_BUFFER_SIZE,
+ 32, 0);
+ if (!fsl_queue->desc_pool)
+ goto err_desc_pool;
+
+ ret = fsl_qdma_pre_request_enqueue_desc(fsl_queue);
+ if (ret) {
+ dev_err(chan->device->dev,
+ "failed to alloc dma buffer for S/G descriptor\n");
+ goto err_mem;
+ }
+
+ fsl_qdma->desc_allocated++;
+ return fsl_qdma->desc_allocated;
+
+err_mem:
+ dma_pool_destroy(fsl_queue->desc_pool);
+err_desc_pool:
+ dma_pool_destroy(fsl_queue->comp_pool);
+ return -ENOMEM;
+}
+
+static int fsl_qdma_probe(struct platform_device *pdev)
+{
+ int ret, i;
+ int blk_num, blk_off;
+ u32 len, chans, queues;
+ struct resource *res;
+ struct fsl_qdma_chan *fsl_chan;
+ struct fsl_qdma_engine *fsl_qdma;
+ struct device_node *np = pdev->dev.of_node;
+
+ ret = of_property_read_u32(np, "dma-channels", &chans);
+ if (ret) {
+ dev_err(&pdev->dev, "Can't get dma-channels.\n");
+ return ret;
+ }
+
+ ret = of_property_read_u32(np, "block-offset", &blk_off);
+ if (ret) {
+ dev_err(&pdev->dev, "Can't get block-offset.\n");
+ return ret;
+ }
+
+ ret = of_property_read_u32(np, "block-number", &blk_num);
+ if (ret) {
+ dev_err(&pdev->dev, "Can't get block-number.\n");
+ return ret;
+ }
+
+ blk_num = min_t(int, blk_num, num_online_cpus());
+
+ len = sizeof(*fsl_qdma);
+ fsl_qdma = devm_kzalloc(&pdev->dev, len, GFP_KERNEL);
+ if (!fsl_qdma)
+ return -ENOMEM;
+
+ len = sizeof(*fsl_chan) * chans;
+ fsl_qdma->chans = devm_kzalloc(&pdev->dev, len, GFP_KERNEL);
+ if (!fsl_qdma->chans)
+ return -ENOMEM;
+
+ len = sizeof(struct fsl_qdma_queue *) * blk_num;
+ fsl_qdma->status = devm_kzalloc(&pdev->dev, len, GFP_KERNEL);
+ if (!fsl_qdma->status)
+ return -ENOMEM;
+
+ len = sizeof(int) * blk_num;
+ fsl_qdma->queue_irq = devm_kzalloc(&pdev->dev, len, GFP_KERNEL);
+ if (!fsl_qdma->queue_irq)
+ return -ENOMEM;
+
+ ret = of_property_read_u32(np, "fsl,dma-queues", &queues);
+ if (ret) {
+ dev_err(&pdev->dev, "Can't get queues.\n");
+ return ret;
+ }
+
+ fsl_qdma->desc_allocated = 0;
+ fsl_qdma->n_chans = chans;
+ fsl_qdma->n_queues = queues;
+ fsl_qdma->block_number = blk_num;
+ fsl_qdma->block_offset = blk_off;
+
+ mutex_init(&fsl_qdma->fsl_qdma_mutex);
+
+ for (i = 0; i < fsl_qdma->block_number; i++) {
+ fsl_qdma->status[i] = fsl_qdma_prep_status_queue(pdev);
+ if (!fsl_qdma->status[i])
+ return -ENOMEM;
+ }
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ fsl_qdma->ctrl_base = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(fsl_qdma->ctrl_base))
+ return PTR_ERR(fsl_qdma->ctrl_base);
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
+ fsl_qdma->status_base = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(fsl_qdma->status_base))
+ return PTR_ERR(fsl_qdma->status_base);
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 2);
+ fsl_qdma->block_base = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(fsl_qdma->block_base))
+ return PTR_ERR(fsl_qdma->block_base);
+ fsl_qdma->queue = fsl_qdma_alloc_queue_resources(pdev, fsl_qdma);
+ if (!fsl_qdma->queue)
+ return -ENOMEM;
+
+ ret = fsl_qdma_irq_init(pdev, fsl_qdma);
+ if (ret)
+ return ret;
+
+ fsl_qdma->irq_base = platform_get_irq_byname(pdev, "qdma-queue0");
+ fsl_qdma->feature = of_property_read_bool(np, "big-endian");
+ INIT_LIST_HEAD(&fsl_qdma->dma_dev.channels);
+
+ for (i = 0; i < fsl_qdma->n_chans; i++) {
+ struct fsl_qdma_chan *fsl_chan = &fsl_qdma->chans[i];
+
+ fsl_chan->qdma = fsl_qdma;
+ fsl_chan->queue = fsl_qdma->queue + i % (fsl_qdma->n_queues *
+ fsl_qdma->block_number);
+ fsl_chan->vchan.desc_free = fsl_qdma_free_desc;
+ vchan_init(&fsl_chan->vchan, &fsl_qdma->dma_dev);
+ }
+
+ dma_cap_set(DMA_MEMCPY, fsl_qdma->dma_dev.cap_mask);
+
+ fsl_qdma->dma_dev.dev = &pdev->dev;
+ fsl_qdma->dma_dev.device_free_chan_resources =
+ fsl_qdma_free_chan_resources;
+ fsl_qdma->dma_dev.device_alloc_chan_resources =
+ fsl_qdma_alloc_chan_resources;
+ fsl_qdma->dma_dev.device_tx_status = dma_cookie_status;
+ fsl_qdma->dma_dev.device_prep_dma_memcpy = fsl_qdma_prep_memcpy;
+ fsl_qdma->dma_dev.device_issue_pending = fsl_qdma_issue_pending;
+ fsl_qdma->dma_dev.device_synchronize = fsl_qdma_synchronize;
+ fsl_qdma->dma_dev.device_terminate_all = fsl_qdma_terminate_all;
+
+ dma_set_mask(&pdev->dev, DMA_BIT_MASK(40));
+
+ platform_set_drvdata(pdev, fsl_qdma);
+
+ ret = dma_async_device_register(&fsl_qdma->dma_dev);
+ if (ret) {
+ dev_err(&pdev->dev,
+ "Can't register NXP Layerscape qDMA engine.\n");
+ return ret;
+ }
+
+ ret = fsl_qdma_reg_init(fsl_qdma);
+ if (ret) {
+ dev_err(&pdev->dev, "Can't Initialize the qDMA engine.\n");
+ return ret;
+ }
+
+ return 0;
+}
+
+static void fsl_qdma_cleanup_vchan(struct dma_device *dmadev)
+{
+ struct fsl_qdma_chan *chan, *_chan;
+
+ list_for_each_entry_safe(chan, _chan,
+ &dmadev->channels, vchan.chan.device_node) {
+ list_del(&chan->vchan.chan.device_node);
+ tasklet_kill(&chan->vchan.task);
+ }
+}
+
+static int fsl_qdma_remove(struct platform_device *pdev)
+{
+ int i;
+ struct fsl_qdma_queue *status;
+ struct device_node *np = pdev->dev.of_node;
+ struct fsl_qdma_engine *fsl_qdma = platform_get_drvdata(pdev);
+
+ fsl_qdma_irq_exit(pdev, fsl_qdma);
+ fsl_qdma_cleanup_vchan(&fsl_qdma->dma_dev);
+ of_dma_controller_free(np);
+ dma_async_device_unregister(&fsl_qdma->dma_dev);
+
+ for (i = 0; i < fsl_qdma->block_number; i++) {
+ status = fsl_qdma->status[i];
+ dma_free_coherent(&pdev->dev, sizeof(struct fsl_qdma_format) *
+ status->n_cq, status->cq, status->bus_addr);
+ }
+ return 0;
+}
+
+static const struct of_device_id fsl_qdma_dt_ids[] = {
+ { .compatible = "fsl,ls1021a-qdma", },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, fsl_qdma_dt_ids);
+
+static struct platform_driver fsl_qdma_driver = {
+ .driver = {
+ .name = "fsl-qdma",
+ .of_match_table = fsl_qdma_dt_ids,
+ },
+ .probe = fsl_qdma_probe,
+ .remove = fsl_qdma_remove,
+};
+
+module_platform_driver(fsl_qdma_driver);
+
+MODULE_ALIAS("platform:fsl-qdma");
+MODULE_DESCRIPTION("NXP Layerscape qDMA engine driver");
--
1.7.1
^ permalink raw reply related
* [v11 5/7] arm64: dts: ls1043a: add qdma device tree nodes
From: Peng Ma @ 2018-10-30 2:36 UTC (permalink / raw)
To: vkoul
Cc: mark.rutland, devicetree, Wen He, linuxppc-dev, Peng Ma,
linux-kernel, leoyang.li, zw, robh+dt, dmaengine, dan.j.williams,
shawnguo, linux-arm-kernel
In-Reply-To: <20181030023604.34027-1-peng.ma@nxp.com>
add the qDMA device tree nodes for LS1043A devices.
Signed-off-by: Wen He <wen.he_1@nxp.com>
Signed-off-by: Peng Ma <peng.ma@nxp.com>
---
change in v11:
- no
arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi | 22 ++++++++++++++++++++++
1 files changed, 22 insertions(+), 0 deletions(-)
diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi
index 7881e3d..d560141 100644
--- a/arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi
+++ b/arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi
@@ -734,6 +734,28 @@
<0000 0 0 3 &gic 0 156 0x4>,
<0000 0 0 4 &gic 0 157 0x4>;
};
+
+ qdma: dma-controller@8380000 {
+ compatible = "fsl,ls1021a-qdma", "fsl,ls1043a-qdma";
+ reg = <0x0 0x8380000 0x0 0x1000>, /* Controller regs */
+ <0x0 0x8390000 0x0 0x10000>, /* Status regs */
+ <0x0 0x83a0000 0x0 0x40000>; /* Block regs */
+ interrupts = <0 153 0x4>,
+ <0 39 0x4>,
+ <0 40 0x4>,
+ <0 41 0x4>,
+ <0 42 0x4>;
+ interrupt-names = "qdma-error", "qdma-queue0",
+ "qdma-queue1", "qdma-queue2", "qdma-queue3";
+ dma-channels = <8>;
+ block-number = <1>;
+ block-offset = <0x10000>;
+ fsl,dma-queues = <2>;
+ status-sizes = <64>;
+ queue-sizes = <64 64>;
+ big-endian;
+ };
+
};
firmware {
--
1.7.1
^ permalink raw reply related
* [v11 6/7] arm64: dts: ls1046a: add qdma device tree nodes
From: Peng Ma @ 2018-10-30 2:36 UTC (permalink / raw)
To: vkoul
Cc: mark.rutland, devicetree, Wen He, linuxppc-dev, Peng Ma,
linux-kernel, leoyang.li, zw, robh+dt, dmaengine, dan.j.williams,
shawnguo, linux-arm-kernel
In-Reply-To: <20181030023604.34027-1-peng.ma@nxp.com>
add the qDMA device tree nodes for LS1046A devices.
Signed-off-by: Wen He <wen.he_1@nxp.com>
Signed-off-by: Peng Ma <peng.ma@nxp.com>
---
change in v11:
- no
arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi | 21 +++++++++++++++++++++
1 files changed, 21 insertions(+), 0 deletions(-)
diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi
index ef83786..dc65318 100644
--- a/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi
+++ b/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi
@@ -704,6 +704,27 @@
<0000 0 0 4 &gic GIC_SPI 154 IRQ_TYPE_LEVEL_HIGH>;
};
+ qdma: dma-controller@8380000 {
+ compatible = "fsl,ls1046a-qdma", "fsl,ls1021a-qdma";
+ reg = <0x0 0x8380000 0x0 0x1000>, /* Controller regs */
+ <0x0 0x8390000 0x0 0x10000>, /* Status regs */
+ <0x0 0x83a0000 0x0 0x40000>; /* Block regs */
+ interrupts = <0 153 0x4>,
+ <0 39 0x4>,
+ <0 40 0x4>,
+ <0 41 0x4>,
+ <0 42 0x4>;
+ interrupt-names = "qdma-error", "qdma-queue0",
+ "qdma-queue1", "qdma-queue2", "qdma-queue3";
+ dma-channels = <8>;
+ block-number = <1>;
+ block-offset = <0x10000>;
+ fsl,dma-queues = <2>;
+ status-sizes = <64>;
+ queue-sizes = <64 64>;
+ big-endian;
+ };
+
};
reserved-memory {
--
1.7.1
^ permalink raw reply related
* [v11 7/7] dt-bindings: fsl-qdma: Add NXP Layerscpae qDMA controller bindings
From: Peng Ma @ 2018-10-30 2:36 UTC (permalink / raw)
To: vkoul
Cc: mark.rutland, devicetree, Wen He, linuxppc-dev, Peng Ma,
linux-kernel, leoyang.li, zw, robh+dt, dmaengine, dan.j.williams,
shawnguo, linux-arm-kernel
In-Reply-To: <20181030023604.34027-1-peng.ma@nxp.com>
Document the devicetree bindings for NXP Layerscape qDMA controller
which could be found on NXP QorIQ Layerscape SoCs.
Signed-off-by: Wen He <wen.he_1@nxp.com>
Signed-off-by: Peng Ma <peng.ma@nxp.com>
Reviewed-by: Rob Herring <robh@kernel.org>
---
change in v11:
- no
Documentation/devicetree/bindings/dma/fsl-qdma.txt | 57 ++++++++++++++++++++
1 files changed, 57 insertions(+), 0 deletions(-)
create mode 100644 Documentation/devicetree/bindings/dma/fsl-qdma.txt
diff --git a/Documentation/devicetree/bindings/dma/fsl-qdma.txt b/Documentation/devicetree/bindings/dma/fsl-qdma.txt
new file mode 100644
index 0000000..6a0ff90
--- /dev/null
+++ b/Documentation/devicetree/bindings/dma/fsl-qdma.txt
@@ -0,0 +1,57 @@
+NXP Layerscape SoC qDMA Controller
+==================================
+
+This device follows the generic DMA bindings defined in dma/dma.txt.
+
+Required properties:
+
+- compatible: Must be one of
+ "fsl,ls1021a-qdma": for LS1021A Board
+ "fsl,ls1043a-qdma": for ls1043A Board
+ "fsl,ls1046a-qdma": for ls1046A Board
+- reg: Should contain the register's base address and length.
+- interrupts: Should contain a reference to the interrupt used by this
+ device.
+- interrupt-names: Should contain interrupt names:
+ "qdma-queue0": the block0 interrupt
+ "qdma-queue1": the block1 interrupt
+ "qdma-queue2": the block2 interrupt
+ "qdma-queue3": the block3 interrupt
+ "qdma-error": the error interrupt
+- fsl,dma-queues: Should contain number of queues supported.
+- dma-channels: Number of DMA channels supported
+- block-number: the virtual block number
+- block-offset: the offset of different virtual block
+- status-sizes: status queue size of per virtual block
+- queue-sizes: command queue size of per virtual block, the size number
+ based on queues
+
+Optional properties:
+
+- dma-channels: Number of DMA channels supported by the controller.
+- big-endian: If present registers and hardware scatter/gather descriptors
+ of the qDMA are implemented in big endian mode, otherwise in little
+ mode.
+
+Examples:
+
+ qdma: dma-controller@8390000 {
+ compatible = "fsl,ls1021a-qdma";
+ reg = <0x0 0x8388000 0x0 0x1000>, /* Controller regs */
+ <0x0 0x8389000 0x0 0x1000>, /* Status regs */
+ <0x0 0x838a000 0x0 0x2000>; /* Block regs */
+ interrupts = <GIC_SPI 185 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 76 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 77 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "qdma-error",
+ "qdma-queue0", "qdma-queue1";
+ dma-channels = <8>;
+ block-number = <2>;
+ block-offset = <0x1000>;
+ fsl,dma-queues = <2>;
+ status-sizes = <64>;
+ queue-sizes = <64 64>;
+ big-endian;
+ };
+
+DMA clients must use the format described in dma/dma.txt file.
--
1.7.1
^ permalink raw reply related
* RE: [PATCH v7 2/6] soc/fsl/guts: Add definition for LX2160A
From: Yinbo Zhu @ 2018-10-30 3:39 UTC (permalink / raw)
To: Poonam Aggrwal, Vabhav Sharma, sudeep.holla@arm.com,
oss@buserror.net, linux-kernel@vger.kernel.org,
devicetree@vger.kernel.org, robh+dt@kernel.org,
mark.rutland@arm.com, linuxppc-dev@lists.ozlabs.org,
linux-arm-kernel@lists.infradead.org, mturquette@baylibre.com,
sboyd@kernel.org, rjw@rjwysocki.net, viresh.kumar@linaro.org,
linux-clk@vger.kernel.org, linux-pm@vger.kernel.org,
linux-kernel-owner@vger.kernel.org, catalin.marinas@arm.com,
will.deacon@arm.com, gregkh@linuxfoundation.org, arnd@arndb.de,
kstewart@linuxfoundation.org, yamada.masahiro@socionext.com,
Leo Li, shawnguo@kernel.org
Cc: ulf.hansson@linaro.org, Udit Kumar, Pankaj Bansal,
linux@armlinux.org.uk, adrian.hunter@intel.com, Varun Sethi,
Vabhav Sharma
In-Reply-To: <VI1PR04MB4976D4A33E0561D125BE837486F30@VI1PR04MB4976.eurprd04.prod.outlook.com>
-----Original Message-----
From: Poonam Aggrwal
Sent: 2018年10月29日 19:09
To: Vabhav Sharma <vabhav.sharma@nxp.com>; sudeep.holla@arm.com; oss@buserror.net; linux-kernel@vger.kernel.org; devicetree@vger.kernel.org; robh+dt@kernel.org; mark.rutland@arm.com; linuxppc-dev@lists.ozlabs.org; linux-arm-kernel@lists.infradead.org; mturquette@baylibre.com; sboyd@kernel.org; rjw@rjwysocki.net; viresh.kumar@linaro.org; linux-clk@vger.kernel.org; linux-pm@vger.kernel.org; linux-kernel-owner@vger.kernel.org; catalin.marinas@arm.com; will.deacon@arm.com; gregkh@linuxfoundation.org; arnd@arndb.de; kstewart@linuxfoundation.org; yamada.masahiro@socionext.com; Leo Li <leoyang.li@nxp.com>; shawnguo@kernel.org
Cc: ulf.hansson@linaro.org; Udit Kumar <udit.kumar@nxp.com>; Pankaj Bansal <pankaj.bansal@nxp.com>; linux@armlinux.org.uk; adrian.hunter@intel.com; Varun Sethi <V.Sethi@nxp.com>; Vabhav Sharma <vabhav.sharma@nxp.com>; Yinbo Zhu <yinbo.zhu@nxp.com>
Subject: RE: [PATCH v7 2/6] soc/fsl/guts: Add definition for LX2160A
> -----Original Message-----
> From: linux-arm-kernel
> [mailto:linux-arm-kernel-bounces@lists.infradead.org]
> On Behalf Of Vabhav Sharma
> Sent: Monday, October 29, 2018 2:28 PM
> To: sudeep.holla@arm.com; oss@buserror.net;
> linux-kernel@vger.kernel.org; devicetree@vger.kernel.org;
> robh+dt@kernel.org; mark.rutland@arm.com;
> linuxppc-dev@lists.ozlabs.org; linux-arm-kernel@lists.infradead.org;
> mturquette@baylibre.com; sboyd@kernel.org; rjw@rjwysocki.net;
> viresh.kumar@linaro.org; linux-clk@vger.kernel.org;
> linux-pm@vger.kernel.org; linux-kernel-owner@vger.kernel.org;
> catalin.marinas@arm.com; will.deacon@arm.com;
> gregkh@linuxfoundation.org; arnd@arndb.de;
> kstewart@linuxfoundation.org; yamada.masahiro@socionext.com; Leo Li
> <leoyang.li@nxp.com>; shawnguo@kernel.org
> Cc: ulf.hansson@linaro.org; Udit Kumar <udit.kumar@nxp.com>; Pankaj
> Bansal <pankaj.bansal@nxp.com>; linux@armlinux.org.uk;
> adrian.hunter@intel.com; Varun Sethi <V.Sethi@nxp.com>; Vabhav Sharma
> <vabhav.sharma@nxp.com>; Yinbo Zhu <yinbo.zhu@nxp.com>
> Subject: [PATCH v7 2/6] soc/fsl/guts: Add definition for LX2160A
>
> Adding compatible string "lx2160a-dcfg" to initialize guts driver for
> lx2160 and SoC die attribute definition for LX2160A
>
> Signed-off-by: Vabhav Sharma <vabhav.sharma@nxp.com>
> Signed-off-by: Yinbo Zhu <yinbo.zhu@nxp.com>
> Acked-by: Li Yang <leoyang.li@nxp.com>
> ---
> drivers/soc/fsl/guts.c | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git a/drivers/soc/fsl/guts.c b/drivers/soc/fsl/guts.c index
> 302e0c8..bcab1ee 100644
> --- a/drivers/soc/fsl/guts.c
> +++ b/drivers/soc/fsl/guts.c
> @@ -100,6 +100,11 @@ static const struct fsl_soc_die_attr fsl_soc_die[] = {
> .svr = 0x87000000,
> .mask = 0xfff70000,
> },
> + /* Die: LX2160A, SoC: LX2160A/LX2120A/LX2080A */
> + { .die = "LX2160A",
> + .svr = 0x87360000,
>Do all the threevariants " LX2160A/LX2120A/LX2080A" have same SVR?
Dear Poonam Aggrwal,
No, but the threevariants " LX2160A/LX2120A/LX2080A" has same svr value in this struct,
Because they all are variants of lx2160, the svr value in this struct is equal the soc svr && mask
Best Regards,
Yinbo Zhu.
> + .mask = 0xff3f0000,
> + },
> { },
> };
>
> @@ -222,6 +227,7 @@ static const struct of_device_id fsl_guts_of_match[] = {
> { .compatible = "fsl,ls1088a-dcfg", },
> { .compatible = "fsl,ls1012a-dcfg", },
> { .compatible = "fsl,ls1046a-dcfg", },
> + { .compatible = "fsl,lx2160a-dcfg", },
> {}
> };
> MODULE_DEVICE_TABLE(of, fsl_guts_of_match);
> --
> 2.7.4
>
>
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel@lists.infradead.org
> https://emea01.safelinks.protection.outlook.com/?url=http%3A%2F%2Flist
> s.infr
> adead.org%2Fmailman%2Flistinfo%2Flinux-arm-
> kernel&data=02%7C01%7Cpoonam.aggrwal%40nxp.com%7Cd9b7c36c786
> 54cd6dc4008d63d7fee63%7C686ea1d3bc2b4c6fa92cd99c5c301635%7C0%7C0
> %7C636764017001504288&sdata=pqFMlw6yVrHrvn4YRhqj%2FmoOnSscrZu
> tcoYn3In8OJc%3D&reserved=0
^ permalink raw reply
* [PATCH 1/2] kbuild: replace cc-name test with CONFIG_CC_IS_CLANG
From: Masahiro Yamada @ 2018-10-30 4:21 UTC (permalink / raw)
To: linux-kbuild
Cc: linux-mips, Michal Marek, James Hogan, linux-kernel, Ralf Baechle,
Masahiro Yamada, Paul Burton, Paul Mackerras, linuxppc-dev
Evaluating cc-name invokes the compiler every time even when you are
not compiling anything, like 'make help'. This is not efficient.
The compiler type has been already detected in the Kconfig stage.
Use CONFIG_CC_IS_CLANG, instead.
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
---
Makefile | 2 +-
arch/mips/Makefile | 2 +-
arch/mips/vdso/Makefile | 2 +-
arch/powerpc/Makefile | 4 ++--
| 2 +-
5 files changed, 6 insertions(+), 6 deletions(-)
diff --git a/Makefile b/Makefile
index 0a42d06..bd93bc3 100644
--- a/Makefile
+++ b/Makefile
@@ -707,7 +707,7 @@ stackp-flags-$(CONFIG_STACKPROTECTOR_STRONG) := -fstack-protector-strong
KBUILD_CFLAGS += $(stackp-flags-y)
-ifeq ($(cc-name),clang)
+ifeq ($(CONFIG_CC_IS_CLANG),y)
KBUILD_CPPFLAGS += $(call cc-option,-Qunused-arguments,)
KBUILD_CFLAGS += $(call cc-disable-warning, format-invalid-specifier)
KBUILD_CFLAGS += $(call cc-disable-warning, gnu)
diff --git a/arch/mips/Makefile b/arch/mips/Makefile
index 15a84cf..ad1c418 100644
--- a/arch/mips/Makefile
+++ b/arch/mips/Makefile
@@ -128,7 +128,7 @@ cflags-y += -ffreestanding
# clang's output will be based upon the build machine. So for clang we simply
# unconditionally specify -EB or -EL as appropriate.
#
-ifeq ($(cc-name),clang)
+ifeq ($(CONFIG_CC_IS_CLANG),y)
cflags-$(CONFIG_CPU_BIG_ENDIAN) += -EB
cflags-$(CONFIG_CPU_LITTLE_ENDIAN) += -EL
else
diff --git a/arch/mips/vdso/Makefile b/arch/mips/vdso/Makefile
index 34605ca..e2b055e 100644
--- a/arch/mips/vdso/Makefile
+++ b/arch/mips/vdso/Makefile
@@ -10,7 +10,7 @@ ccflags-vdso := \
$(filter -march=%,$(KBUILD_CFLAGS)) \
-D__VDSO__
-ifeq ($(cc-name),clang)
+ifeq ($(CONFIG_CC_IS_CLANG),y)
ccflags-vdso += $(filter --target=%,$(KBUILD_CFLAGS))
endif
diff --git a/arch/powerpc/Makefile b/arch/powerpc/Makefile
index 17be664..338e827 100644
--- a/arch/powerpc/Makefile
+++ b/arch/powerpc/Makefile
@@ -96,7 +96,7 @@ aflags-$(CONFIG_CPU_BIG_ENDIAN) += $(call cc-option,-mabi=elfv1)
aflags-$(CONFIG_CPU_LITTLE_ENDIAN) += -mabi=elfv2
endif
-ifneq ($(cc-name),clang)
+ifneq ($(CONFIG_CC_IS_CLANG),y)
cflags-$(CONFIG_CPU_LITTLE_ENDIAN) += -mno-strict-align
endif
@@ -175,7 +175,7 @@ endif
# Work around gcc code-gen bugs with -pg / -fno-omit-frame-pointer in gcc <= 4.8
# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=44199
# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=52828
-ifneq ($(cc-name),clang)
+ifneq ($(CONFIG_CC_IS_CLANG),y)
CC_FLAGS_FTRACE += $(call cc-ifversion, -lt, 0409, -mno-sched-epilog)
endif
endif
--git a/scripts/Makefile.extrawarn b/scripts/Makefile.extrawarn
index 24b2fb1..88129e5 100644
--- a/scripts/Makefile.extrawarn
+++ b/scripts/Makefile.extrawarn
@@ -64,7 +64,7 @@ endif
KBUILD_CFLAGS += $(warning)
else
-ifeq ($(cc-name),clang)
+ifeq ($(CONFIG_CC_IS_CLANG),y)
KBUILD_CFLAGS += $(call cc-disable-warning, initializer-overrides)
KBUILD_CFLAGS += $(call cc-disable-warning, unused-value)
KBUILD_CFLAGS += $(call cc-disable-warning, format)
--
2.7.4
^ permalink raw reply related
* Re: [RFC PATCH v1 3/4] kvmppc: H_SVM_INIT_START and H_SVM_INIT_DONE hcalls
From: Paul Mackerras @ 2018-10-30 5:29 UTC (permalink / raw)
To: Bharata B Rao
Cc: linuxram, kvm-ppc, benh, linux-mm, jglisse, aneesh.kumar, paulus,
linuxppc-dev
In-Reply-To: <20181022051837.1165-4-bharata@linux.ibm.com>
On Mon, Oct 22, 2018 at 10:48:36AM +0530, Bharata B Rao wrote:
> H_SVM_INIT_START: Initiate securing a VM
> H_SVM_INIT_DONE: Conclude securing a VM
>
> During early guest init, these hcalls will be issued by UV.
> As part of these hcalls, [un]register memslots with UV.
>
> Signed-off-by: Bharata B Rao <bharata@linux.ibm.com>
Comments below...
> ---
> arch/powerpc/include/asm/hvcall.h | 4 ++-
> arch/powerpc/include/asm/kvm_host.h | 1 +
> arch/powerpc/include/asm/ucall-api.h | 6 ++++
> arch/powerpc/kvm/book3s_hv.c | 54 ++++++++++++++++++++++++++++
> 4 files changed, 64 insertions(+), 1 deletion(-)
>
> diff --git a/arch/powerpc/include/asm/hvcall.h b/arch/powerpc/include/asm/hvcall.h
> index 89e6b70c1857..6091276fef07 100644
> --- a/arch/powerpc/include/asm/hvcall.h
> +++ b/arch/powerpc/include/asm/hvcall.h
> @@ -300,7 +300,9 @@
> #define H_INT_RESET 0x3D0
> #define H_SVM_PAGE_IN 0x3D4
> #define H_SVM_PAGE_OUT 0x3D8
> -#define MAX_HCALL_OPCODE H_SVM_PAGE_OUT
> +#define H_SVM_INIT_START 0x3DC
> +#define H_SVM_INIT_DONE 0x3E0
> +#define MAX_HCALL_OPCODE H_SVM_INIT_DONE
Same comments about hcall number assignments as for patch 1.
> /* H_VIOCTL functions */
> #define H_GET_VIOA_DUMP_SIZE 0x01
> diff --git a/arch/powerpc/include/asm/kvm_host.h b/arch/powerpc/include/asm/kvm_host.h
> index 194e6e0ff239..267f8c568bc3 100644
> --- a/arch/powerpc/include/asm/kvm_host.h
> +++ b/arch/powerpc/include/asm/kvm_host.h
> @@ -292,6 +292,7 @@ struct kvm_arch {
> struct dentry *debugfs_dir;
> struct dentry *htab_dentry;
> struct kvm_resize_hpt *resize_hpt; /* protected by kvm->lock */
> + bool svm_init_start; /* Indicates H_SVM_INIT_START has been called */
That doesn't seem like a good name for the field. How about just
'secure'?
> #endif /* CONFIG_KVM_BOOK3S_HV_POSSIBLE */
> #ifdef CONFIG_KVM_BOOK3S_PR_POSSIBLE
> struct mutex hpt_mutex;
> diff --git a/arch/powerpc/include/asm/ucall-api.h b/arch/powerpc/include/asm/ucall-api.h
> index 2c12f514f8ab..9ddfcf541211 100644
> --- a/arch/powerpc/include/asm/ucall-api.h
> +++ b/arch/powerpc/include/asm/ucall-api.h
> @@ -17,4 +17,10 @@ static inline int uv_page_out(u64 lpid, u64 dw0, u64 dw1, u64 dw2, u64 dw3)
> return U_SUCCESS;
> }
>
> +static inline int uv_register_mem_slot(u64 lpid, u64 dw0, u64 dw1, u64 dw2,
> + u64 dw3)
> +{
> + return 0;
> +}
Please give the parameters descriptive names.
> +
> #endif /* _ASM_POWERPC_UCALL_API_H */
> diff --git a/arch/powerpc/kvm/book3s_hv.c b/arch/powerpc/kvm/book3s_hv.c
> index 05084eb8aadd..47f366f634fd 100644
> --- a/arch/powerpc/kvm/book3s_hv.c
> +++ b/arch/powerpc/kvm/book3s_hv.c
> @@ -819,6 +819,50 @@ static int kvmppc_get_yield_count(struct kvm_vcpu *vcpu)
> return yield_count;
> }
>
> +#ifdef CONFIG_PPC_SVM
> +#include <asm/ucall-api.h>
> +/*
> + * TODO: Check if memslots related calls here need to be called
> + * under any lock.
> + */
> +static unsigned long kvmppc_h_svm_init_start(struct kvm *kvm)
> +{
> + struct kvm_memslots *slots;
> + struct kvm_memory_slot *memslot;
> + int ret;
> +
> + slots = kvm_memslots(kvm);
I think you need the srcu read lock around this stuff.
> + kvm_for_each_memslot(memslot, slots) {
> + ret = uv_register_mem_slot(kvm->arch.lpid,
> + memslot->base_gfn << PAGE_SHIFT,
> + memslot->npages * PAGE_SIZE,
> + 0, memslot->id);
> + if (ret < 0)
> + return H_PARAMETER;
That doesn't seem like the right error code to use...
> + }
> + kvm->arch.svm_init_start = true;
> + return H_SUCCESS;
> +}
> +
> +static unsigned long kvmppc_h_svm_init_done(struct kvm *kvm)
> +{
> + if (kvm->arch.svm_init_start)
> + return H_SUCCESS;
> + else
> + return H_UNSUPPORTED;
> +}
> +#else
> +static unsigned long kvmppc_h_svm_init_start(struct kvm *kvm)
> +{
> + return H_UNSUPPORTED;
> +}
> +
> +static unsigned long kvmppc_h_svm_init_done(struct kvm *kvm)
> +{
> + return H_UNSUPPORTED;
> +}
> +#endif
> +
> int kvmppc_pseries_do_hcall(struct kvm_vcpu *vcpu)
> {
> unsigned long req = kvmppc_get_gpr(vcpu, 3);
> @@ -950,6 +994,12 @@ int kvmppc_pseries_do_hcall(struct kvm_vcpu *vcpu)
> kvmppc_get_gpr(vcpu, 6),
> kvmppc_get_gpr(vcpu, 7));
> break;
> + case H_SVM_INIT_START:
> + ret = kvmppc_h_svm_init_start(vcpu->kvm);
> + break;
> + case H_SVM_INIT_DONE:
> + ret = kvmppc_h_svm_init_done(vcpu->kvm);
> + break;
> default:
> return RESUME_HOST;
> }
> @@ -978,6 +1028,8 @@ static int kvmppc_hcall_impl_hv(unsigned long cmd)
> #endif
> case H_SVM_PAGE_IN:
> case H_SVM_PAGE_OUT:
> + case H_SVM_INIT_START:
> + case H_SVM_INIT_DONE:
> return 1;
> }
>
> @@ -4413,6 +4465,8 @@ static unsigned int default_hcall_list[] = {
> #endif
> H_SVM_PAGE_IN,
> H_SVM_PAGE_OUT,
> + H_SVM_INIT_START,
> + H_SVM_INIT_DONE,
> 0
> };
>
> --
> 2.17.1
Paul.
^ permalink raw reply
* Re: [RFC PATCH v1 2/4] kvmppc: Add support for shared pages in HMM driver
From: Paul Mackerras @ 2018-10-30 5:26 UTC (permalink / raw)
To: Bharata B Rao
Cc: linuxram, kvm-ppc, benh, linux-mm, jglisse, aneesh.kumar, paulus,
linuxppc-dev
In-Reply-To: <20181022051837.1165-3-bharata@linux.ibm.com>
On Mon, Oct 22, 2018 at 10:48:35AM +0530, Bharata B Rao wrote:
> A secure guest will share some of its pages with hypervisor (Eg. virtio
> bounce buffers etc). Support shared pages in HMM driver.
>
> Signed-off-by: Bharata B Rao <bharata@linux.ibm.com>
Comments below...
> ---
> arch/powerpc/kvm/book3s_hv_hmm.c | 69 ++++++++++++++++++++++++++++++--
> 1 file changed, 65 insertions(+), 4 deletions(-)
>
> diff --git a/arch/powerpc/kvm/book3s_hv_hmm.c b/arch/powerpc/kvm/book3s_hv_hmm.c
> index a2ee3163a312..09b8e19b7605 100644
> --- a/arch/powerpc/kvm/book3s_hv_hmm.c
> +++ b/arch/powerpc/kvm/book3s_hv_hmm.c
> @@ -50,6 +50,7 @@ struct kvmppc_hmm_page_pvt {
> struct hlist_head *hmm_hash;
> unsigned int lpid;
> unsigned long gpa;
> + bool skip_page_out;
> };
>
> struct kvmppc_hmm_migrate_args {
> @@ -278,6 +279,65 @@ static unsigned long kvmppc_gpa_to_hva(struct kvm *kvm, unsigned long gpa,
> return hva;
> }
>
> +/*
> + * Shares the page with HV, thus making it a normal page.
> + *
> + * - If the page is already secure, then provision a new page and share
> + * - If the page is a normal page, share the existing page
> + *
> + * In the former case, uses the HMM fault handler to release the HMM page.
> + */
> +static unsigned long
> +kvmppc_share_page(struct kvm *kvm, unsigned long gpa,
> + unsigned long addr, unsigned long page_shift)
> +{
> +
> + int ret;
> + struct hlist_head *list, *hmm_hash;
> + unsigned int lpid = kvm->arch.lpid;
> + unsigned long flags;
> + struct kvmppc_hmm_pfn_entry *p;
> + struct page *hmm_page, *page;
> + struct kvmppc_hmm_page_pvt *pvt;
> + unsigned long pfn;
> +
> + /*
> + * First check if the requested page has already been given to
> + * UV as a secure page. If so, ensure that we don't issue a
> + * UV_PAGE_OUT but instead directly send the page
> + */
> + spin_lock_irqsave(&kvmppc_hmm_lock, flags);
> + hmm_hash = kvm->arch.hmm_hash;
> + list = &hmm_hash[kvmppc_hmm_pfn_hash_fn(gpa)];
> + hlist_for_each_entry(p, list, hlist) {
> + if (p->addr == gpa) {
> + hmm_page = pfn_to_page(p->hmm_pfn);
> + get_page(hmm_page); /* TODO: Necessary ? */
> + pvt = (struct kvmppc_hmm_page_pvt *)
> + hmm_devmem_page_get_drvdata(hmm_page);
> + pvt->skip_page_out = true;
> + put_page(hmm_page);
> + break;
> + }
> + }
> + spin_unlock_irqrestore(&kvmppc_hmm_lock, flags);
> +
> + ret = get_user_pages_fast(addr, 1, 0, &page);
Why are we calling this with write==0? Surely in general the secure
guest will expect to be able to write to the shared page?
Also, in general get_user_pages_fast isn't sufficient to translate a
host virtual address (derived from a guest real address) into a pfn.
See for example hva_to_pfn() in virt/kvm/kvm_main.c and the things it
does to cope with the various cases that one can hit. I can imagine
in future that the secure guest might want to establish a shared
mapping to a PCI device, for instance.
> + if (ret != 1)
> + return H_PARAMETER;
> +
> + pfn = page_to_pfn(page);
> + if (is_zero_pfn(pfn)) {
> + put_page(page);
> + return H_SUCCESS;
> + }
The ultravisor still needs a page to map into the guest in this case,
doesn't it? What's the point of returning without giving the
ultravisor a page to use?
> +
> + ret = uv_page_in(lpid, pfn << page_shift, gpa, 0, page_shift);
> + put_page(page);
> +
> + return (ret == U_SUCCESS) ? H_SUCCESS : H_PARAMETER;
> +}
> +
> /*
> * Move page from normal memory to secure memory.
> */
> @@ -300,8 +360,8 @@ kvmppc_h_svm_page_in(struct kvm *kvm, unsigned long gpa,
> return H_PARAMETER;
> end = addr + (1UL << page_shift);
>
> - if (flags)
> - return H_P2;
> + if (flags & H_PAGE_IN_SHARED)
> + return kvmppc_share_page(kvm, gpa, addr, page_shift);
Would be best to fail if any unknown flags are set, I would think.
>
> args.hmm_hash = kvm->arch.hmm_hash;
> args.lpid = kvm->arch.lpid;
> @@ -349,8 +409,9 @@ kvmppc_hmm_fault_migrate_alloc_and_copy(struct vm_area_struct *vma,
> hmm_devmem_page_get_drvdata(spage);
>
> pfn = page_to_pfn(dpage);
> - ret = uv_page_out(pvt->lpid, pfn << PAGE_SHIFT,
> - pvt->gpa, 0, PAGE_SHIFT);
> + if (!pvt->skip_page_out)
> + ret = uv_page_out(pvt->lpid, pfn << PAGE_SHIFT,
> + pvt->gpa, 0, PAGE_SHIFT);
> if (ret == U_SUCCESS)
> *dst_pfn = migrate_pfn(pfn) | MIGRATE_PFN_LOCKED;
> }
> --
> 2.17.1
Paul.
^ permalink raw reply
* Re: [RFC PATCH v1 1/4] kvmppc: HMM backend driver to manage pages of secure guest
From: Paul Mackerras @ 2018-10-30 5:03 UTC (permalink / raw)
To: Bharata B Rao
Cc: linuxram, kvm-ppc, benh, linux-mm, jglisse, aneesh.kumar, paulus,
linuxppc-dev
In-Reply-To: <20181022051837.1165-2-bharata@linux.ibm.com>
On Mon, Oct 22, 2018 at 10:48:34AM +0530, Bharata B Rao wrote:
> HMM driver for KVM PPC to manage page transitions of
> secure guest via H_SVM_PAGE_IN and H_SVM_PAGE_OUT hcalls.
>
> H_SVM_PAGE_IN: Move the content of a normal page to secure page
> H_SVM_PAGE_OUT: Move the content of a secure page to normal page
Comments below...
> Signed-off-by: Bharata B Rao <bharata@linux.ibm.com>
> ---
> arch/powerpc/include/asm/hvcall.h | 7 +-
> arch/powerpc/include/asm/kvm_host.h | 15 +
> arch/powerpc/include/asm/kvm_ppc.h | 28 ++
> arch/powerpc/include/asm/ucall-api.h | 20 ++
> arch/powerpc/kvm/Makefile | 3 +
> arch/powerpc/kvm/book3s_hv.c | 38 ++
> arch/powerpc/kvm/book3s_hv_hmm.c | 514 +++++++++++++++++++++++++++
> 7 files changed, 624 insertions(+), 1 deletion(-)
> create mode 100644 arch/powerpc/include/asm/ucall-api.h
> create mode 100644 arch/powerpc/kvm/book3s_hv_hmm.c
>
> diff --git a/arch/powerpc/include/asm/hvcall.h b/arch/powerpc/include/asm/hvcall.h
> index a0b17f9f1ea4..89e6b70c1857 100644
> --- a/arch/powerpc/include/asm/hvcall.h
> +++ b/arch/powerpc/include/asm/hvcall.h
> @@ -158,6 +158,9 @@
> /* Each control block has to be on a 4K boundary */
> #define H_CB_ALIGNMENT 4096
>
> +/* Flags for H_SVM_PAGE_IN */
> +#define H_PAGE_IN_SHARED 0x1
> +
> /* pSeries hypervisor opcodes */
> #define H_REMOVE 0x04
> #define H_ENTER 0x08
> @@ -295,7 +298,9 @@
> #define H_INT_ESB 0x3C8
> #define H_INT_SYNC 0x3CC
> #define H_INT_RESET 0x3D0
> -#define MAX_HCALL_OPCODE H_INT_RESET
> +#define H_SVM_PAGE_IN 0x3D4
> +#define H_SVM_PAGE_OUT 0x3D8
> +#define MAX_HCALL_OPCODE H_SVM_PAGE_OUT
We should define hcall numbers in the implementation-specific range.
We can't use numbers in this range without first getting them
standardized in PAPR. Since these hcalls are not actually used by
the guest but are just a private interface between KVM and the
ultravisor, it's probably not worth putting them in PAPR. We should
pick a range somewhere in the 0xf000 - 0xfffc area and use that.
> /* H_VIOCTL functions */
> #define H_GET_VIOA_DUMP_SIZE 0x01
> diff --git a/arch/powerpc/include/asm/kvm_host.h b/arch/powerpc/include/asm/kvm_host.h
> index 906bcbdfd2a1..194e6e0ff239 100644
> --- a/arch/powerpc/include/asm/kvm_host.h
> +++ b/arch/powerpc/include/asm/kvm_host.h
> @@ -310,6 +310,9 @@ struct kvm_arch {
> struct kvmppc_passthru_irqmap *pimap;
> #endif
> struct kvmppc_ops *kvm_ops;
> +#ifdef CONFIG_PPC_SVM
> + struct hlist_head *hmm_hash;
> +#endif
I'd suggest not having the #ifdef here, given it's only 8 bytes and
the type (struct hlist_head) doesn't depend on CONFIG_PPC_SVM.
> #ifdef CONFIG_KVM_BOOK3S_HV_POSSIBLE
> /* This array can grow quite large, keep it at the end */
> struct kvmppc_vcore *vcores[KVM_MAX_VCORES];
> @@ -830,4 +833,16 @@ static inline void kvm_arch_vcpu_blocking(struct kvm_vcpu *vcpu) {}
> static inline void kvm_arch_vcpu_unblocking(struct kvm_vcpu *vcpu) {}
> static inline void kvm_arch_vcpu_block_finish(struct kvm_vcpu *vcpu) {}
>
> +#ifdef CONFIG_PPC_SVM
> +struct kvmppc_hmm_device {
> + struct hmm_device *device;
> + struct hmm_devmem *devmem;
> + unsigned long *pfn_bitmap;
> +};
> +
> +extern int kvmppc_hmm_init(void);
> +extern void kvmppc_hmm_free(void);
> +extern int kvmppc_hmm_hash_create(struct kvm *kvm);
> +extern void kvmppc_hmm_hash_destroy(struct kvm *kvm);
> +#endif
> #endif /* __POWERPC_KVM_HOST_H__ */
> diff --git a/arch/powerpc/include/asm/kvm_ppc.h b/arch/powerpc/include/asm/kvm_ppc.h
> index e991821dd7fa..ba81a07e2bdf 100644
> --- a/arch/powerpc/include/asm/kvm_ppc.h
> +++ b/arch/powerpc/include/asm/kvm_ppc.h
> @@ -906,4 +906,32 @@ static inline ulong kvmppc_get_ea_indexed(struct kvm_vcpu *vcpu, int ra, int rb)
>
> extern void xics_wake_cpu(int cpu);
>
> +#ifdef CONFIG_PPC_SVM
> +extern unsigned long kvmppc_h_svm_page_in(struct kvm *kvm,
> + unsigned int lpid,
> + unsigned long gra,
> + unsigned long flags,
> + unsigned long page_shift);
> +extern unsigned long kvmppc_h_svm_page_out(struct kvm *kvm,
> + unsigned int lpid,
> + unsigned long gra,
> + unsigned long flags,
> + unsigned long page_shift);
> +#else
> +static inline unsigned long
> +kvmppc_h_svm_page_in(struct kvm *kvm, unsigned int lpid,
> + unsigned long gra, unsigned long flags,
> + unsigned long page_shift)
> +{
> + return H_UNSUPPORTED;
> +}
> +
> +static inline unsigned long
> +kvmppc_h_svm_page_out(struct kvm *kvm, unsigned int lpid,
> + unsigned long gra, unsigned long flags,
> + unsigned long page_shift)
> +{
> + return H_UNSUPPORTED;
> +}
> +#endif
> #endif /* __POWERPC_KVM_PPC_H__ */
> diff --git a/arch/powerpc/include/asm/ucall-api.h b/arch/powerpc/include/asm/ucall-api.h
> new file mode 100644
> index 000000000000..2c12f514f8ab
> --- /dev/null
> +++ b/arch/powerpc/include/asm/ucall-api.h
> @@ -0,0 +1,20 @@
> +/* SPDX-License-Identifier: GPL-2.0 */
> +#ifndef _ASM_POWERPC_UCALL_API_H
> +#define _ASM_POWERPC_UCALL_API_H
> +
> +#define U_SUCCESS 0
> +
> +/*
> + * TODO: Dummy uvcalls, will be replaced by real calls
> + */
> +static inline int uv_page_in(u64 lpid, u64 dw0, u64 dw1, u64 dw2, u64 dw3)
> +{
> + return U_SUCCESS;
> +}
> +
> +static inline int uv_page_out(u64 lpid, u64 dw0, u64 dw1, u64 dw2, u64 dw3)
> +{
> + return U_SUCCESS;
> +}
Please give these real parameter names, even if the implementations
are dummy implementations for now.
> +
> +#endif /* _ASM_POWERPC_UCALL_API_H */
> diff --git a/arch/powerpc/kvm/Makefile b/arch/powerpc/kvm/Makefile
> index f872c04bb5b1..6945ffc18679 100644
> --- a/arch/powerpc/kvm/Makefile
> +++ b/arch/powerpc/kvm/Makefile
> @@ -77,6 +77,9 @@ kvm-hv-y += \
> book3s_64_mmu_hv.o \
> book3s_64_mmu_radix.o
>
> +kvm-hv-$(CONFIG_PPC_SVM) += \
> + book3s_hv_hmm.o
> +
> kvm-hv-$(CONFIG_PPC_TRANSACTIONAL_MEM) += \
> book3s_hv_tm.o
>
> diff --git a/arch/powerpc/kvm/book3s_hv.c b/arch/powerpc/kvm/book3s_hv.c
> index 3e3a71594e63..05084eb8aadd 100644
> --- a/arch/powerpc/kvm/book3s_hv.c
> +++ b/arch/powerpc/kvm/book3s_hv.c
> @@ -73,6 +73,7 @@
> #include <asm/opal.h>
> #include <asm/xics.h>
> #include <asm/xive.h>
> +#include <asm/kvm_host.h>
>
> #include "book3s.h"
>
> @@ -935,6 +936,20 @@ int kvmppc_pseries_do_hcall(struct kvm_vcpu *vcpu)
> if (ret == H_TOO_HARD)
> return RESUME_HOST;
> break;
> + case H_SVM_PAGE_IN:
> + ret = kvmppc_h_svm_page_in(vcpu->kvm,
> + kvmppc_get_gpr(vcpu, 4),
> + kvmppc_get_gpr(vcpu, 5),
> + kvmppc_get_gpr(vcpu, 6),
> + kvmppc_get_gpr(vcpu, 7));
> + break;
> + case H_SVM_PAGE_OUT:
> + ret = kvmppc_h_svm_page_out(vcpu->kvm,
> + kvmppc_get_gpr(vcpu, 4),
> + kvmppc_get_gpr(vcpu, 5),
> + kvmppc_get_gpr(vcpu, 6),
> + kvmppc_get_gpr(vcpu, 7));
> + break;
> default:
> return RESUME_HOST;
> }
> @@ -961,6 +976,8 @@ static int kvmppc_hcall_impl_hv(unsigned long cmd)
> case H_IPOLL:
> case H_XIRR_X:
> #endif
> + case H_SVM_PAGE_IN:
> + case H_SVM_PAGE_OUT:
> return 1;
> }
You don't need this if you use hcall numbers in the implementation
specific range.
>
> @@ -3938,6 +3955,13 @@ static int kvmppc_core_init_vm_hv(struct kvm *kvm)
> return -ENOMEM;
> kvm->arch.lpid = lpid;
>
> +#ifdef CONFIG_PPC_SVM
> + ret = kvmppc_hmm_hash_create(kvm);
> + if (ret) {
> + kvmppc_free_lpid(kvm->arch.lpid);
> + return ret;
> + }
> +#endif
Please don't put #ifdefs inside function definitions. Instead,
arrange to define dummy/null implementations of
kvmppc_hmm_hash_create() etc. when CONFIG_PPC_SVM=n.
> kvmppc_alloc_host_rm_ops();
>
> /*
> @@ -4073,6 +4097,9 @@ static void kvmppc_core_destroy_vm_hv(struct kvm *kvm)
>
> kvmppc_free_vcores(kvm);
>
> +#ifdef CONFIG_PPC_SVM
> + kvmppc_hmm_hash_destroy(kvm);
> +#endif
Ditto.
> kvmppc_free_lpid(kvm->arch.lpid);
>
> if (kvm_is_radix(kvm))
> @@ -4384,6 +4411,8 @@ static unsigned int default_hcall_list[] = {
> H_XIRR,
> H_XIRR_X,
> #endif
> + H_SVM_PAGE_IN,
> + H_SVM_PAGE_OUT,
Once again, this goes away if these are in the implementation specific
range.
> 0
> };
>
> @@ -4596,11 +4625,20 @@ static int kvmppc_book3s_init_hv(void)
> no_mixing_hpt_and_radix = true;
> }
>
> +#ifdef CONFIG_PPC_SVM
> + r = kvmppc_hmm_init();
> + if (r < 0)
> + pr_err("KVM-HV: kvmppc_hmm_init failed %d\n", r);
> +#endif
Same comment about #ifdefs.
> +
> return r;
> }
>
> static void kvmppc_book3s_exit_hv(void)
> {
> +#ifdef CONFIG_PPC_SVM
> + kvmppc_hmm_free();
> +#endif
Ditto.
> kvmppc_free_host_rm_ops();
> if (kvmppc_radix_possible())
> kvmppc_radix_exit();
> diff --git a/arch/powerpc/kvm/book3s_hv_hmm.c b/arch/powerpc/kvm/book3s_hv_hmm.c
> new file mode 100644
> index 000000000000..a2ee3163a312
> --- /dev/null
> +++ b/arch/powerpc/kvm/book3s_hv_hmm.c
> @@ -0,0 +1,514 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * HMM driver to manage page migration between normal and secure
> + * memory.
> + *
> + * Based on Jérôme Glisse's HMM dummy driver.
> + *
> + * Copyright 2018 Bharata B Rao, IBM Corp. <bharata@linux.ibm.com>
> + */
> +
> +/*
> + * A pseries guest can be run as a secure guest on Ultravisor-enabled
> + * POWER platforms. On such platforms, this driver will be used to manage
> + * the movement of guest pages between the normal memory managed by
> + * hypervisor (HV) and secure memory managed by Ultravisor (UV).
> + *
> + * Private ZONE_DEVICE memory equal to the amount of secure memory
> + * available in the platform for running secure guests is created
> + * via a HMM device. The movement of pages between normal and secure
> + * memory is done by ->alloc_and_copy() callback routine of migrate_vma().
> + *
> + * The page-in or page-out requests from UV will come to HV as hcalls and
> + * HV will call back into UV via uvcalls to satisfy these page requests.
> + *
> + * For each page that gets moved into secure memory, a HMM PFN is used
> + * on the HV side and HMM migration PTE corresponding to that PFN would be
> + * populated in the QEMU page tables. A per-guest hash table is created to
> + * manage the pool of HMM PFNs. Guest real address is used as key to index
> + * into the hash table and choose a free HMM PFN.
> + */
> +
> +#include <linux/hmm.h>
> +#include <linux/kvm_host.h>
> +#include <linux/sched/mm.h>
> +#include <asm/ucall-api.h>
> +
> +static struct kvmppc_hmm_device *kvmppc_hmm;
> +spinlock_t kvmppc_hmm_lock;
> +
> +#define KVMPPC_HMM_HASH_BITS 10
> +#define KVMPPC_HMM_HASH_SIZE (1 << KVMPPC_HMM_HASH_BITS)
> +
> +struct kvmppc_hmm_pfn_entry {
> + struct hlist_node hlist;
> + unsigned long addr;
> + unsigned long hmm_pfn;
> +};
> +
> +struct kvmppc_hmm_page_pvt {
> + struct hlist_head *hmm_hash;
> + unsigned int lpid;
> + unsigned long gpa;
> +};
> +
> +struct kvmppc_hmm_migrate_args {
> + struct hlist_head *hmm_hash;
> + unsigned int lpid;
> + unsigned long gpa;
> + unsigned long page_shift;
> +};
> +
> +int kvmppc_hmm_hash_create(struct kvm *kvm)
> +{
> + int i;
> +
> + kvm->arch.hmm_hash = kzalloc(KVMPPC_HMM_HASH_SIZE *
> + sizeof(struct hlist_head), GFP_KERNEL);
> + if (!kvm->arch.hmm_hash)
> + return -ENOMEM;
> +
> + for (i = 0; i < KVMPPC_HMM_HASH_SIZE; i++)
> + INIT_HLIST_HEAD(&kvm->arch.hmm_hash[i]);
> + return 0;
> +}
I gather that this hash table maps a guest real address (or pfn) to a
hmm_pfn, is that right? I think that mapping could be stored in the
rmap arrays attached to the memslots, since there won't be any
hypervisor-side mappings of the page while it is over in the secure
space. But maybe that could be a future optimization.
> +/*
> + * Cleanup the HMM pages hash table when guest terminates
> + *
> + * Iterate over all the HMM pages hash list entries and release
> + * reference on them. The actual freeing of the entry happens
> + * via hmm_devmem_ops.free path.
> + */
> +void kvmppc_hmm_hash_destroy(struct kvm *kvm)
> +{
> + int i;
> + struct kvmppc_hmm_pfn_entry *p;
> + struct page *hmm_page;
> +
> + for (i = 0; i < KVMPPC_HMM_HASH_SIZE; i++) {
> + while (!hlist_empty(&kvm->arch.hmm_hash[i])) {
> + p = hlist_entry(kvm->arch.hmm_hash[i].first,
> + struct kvmppc_hmm_pfn_entry,
> + hlist);
> + hmm_page = pfn_to_page(p->hmm_pfn);
> + put_page(hmm_page);
> + }
> + }
> + kfree(kvm->arch.hmm_hash);
> +}
> +
> +static u64 kvmppc_hmm_pfn_hash_fn(u64 addr)
> +{
> + return hash_64(addr, KVMPPC_HMM_HASH_BITS);
> +}
> +
> +static void
> +kvmppc_hmm_hash_free_pfn(struct hlist_head *hmm_hash, unsigned long gpa)
> +{
> + struct kvmppc_hmm_pfn_entry *p;
> + struct hlist_head *list;
> +
> + list = &hmm_hash[kvmppc_hmm_pfn_hash_fn(gpa)];
> + hlist_for_each_entry(p, list, hlist) {
> + if (p->addr == gpa) {
> + hlist_del(&p->hlist);
> + kfree(p);
> + return;
> + }
> + }
> +}
> +
> +/*
> + * Get a free HMM PFN from the pool
> + *
> + * Called when a normal page is moved to secure memory (UV_PAGE_IN). HMM
> + * PFN will be used to keep track of the secure page on HV side.
> + */
> +static struct page *kvmppc_hmm_get_page(struct hlist_head *hmm_hash,
> + unsigned long gpa, unsigned int lpid)
> +{
> + struct page *dpage = NULL;
> + unsigned long bit;
> + unsigned long nr_pfns = kvmppc_hmm->devmem->pfn_last -
> + kvmppc_hmm->devmem->pfn_first;
> + struct hlist_head *list;
> + struct kvmppc_hmm_pfn_entry *p;
> + bool found = false;
> + unsigned long flags;
> + struct kvmppc_hmm_page_pvt *pvt;
> +
> + spin_lock_irqsave(&kvmppc_hmm_lock, flags);
> + list = &hmm_hash[kvmppc_hmm_pfn_hash_fn(gpa)];
> + hlist_for_each_entry(p, list, hlist) {
> + if (p->addr == gpa) {
> + found = true;
> + break;
> + }
> + }
> + if (!found) {
> + p = kzalloc(sizeof(struct kvmppc_hmm_pfn_entry), GFP_ATOMIC);
> + if (!p) {
> + spin_unlock_irqrestore(&kvmppc_hmm_lock, flags);
> + return NULL;
> + }
> + p->addr = gpa;
> + bit = find_first_zero_bit(kvmppc_hmm->pfn_bitmap, nr_pfns);
> + if (bit >= nr_pfns) {
> + kfree(p);
> + spin_unlock_irqrestore(&kvmppc_hmm_lock, flags);
> + return NULL;
> + }
> + bitmap_set(kvmppc_hmm->pfn_bitmap, bit, 1);
> + p->hmm_pfn = bit + kvmppc_hmm->devmem->pfn_first;
> + INIT_HLIST_NODE(&p->hlist);
> + hlist_add_head(&p->hlist, list);
> + } else {
> + spin_unlock_irqrestore(&kvmppc_hmm_lock, flags);
> + return NULL;
> + }
I suggest you redo that if statement as:
if (found) {
spin_unlock_irqrestore(&kvmppc_hmm_lock, flags);
return NULL;
}
and then have the main path (the code starting with p = kzalloc...) at
a single level of indentation, so the normal/successful path is more
obvious.
> + dpage = pfn_to_page(p->hmm_pfn);
> +
> + if (!trylock_page(dpage)) {
Where does this page get unlocked?
> + bitmap_clear(kvmppc_hmm->pfn_bitmap,
> + p->hmm_pfn - kvmppc_hmm->devmem->pfn_first, 1);
> + hlist_del(&p->hlist);
> + kfree(p);
> + spin_unlock_irqrestore(&kvmppc_hmm_lock, flags);
> + return NULL;
> + }
> + spin_unlock_irqrestore(&kvmppc_hmm_lock, flags);
> +
> + pvt = kzalloc(sizeof(*pvt), GFP_ATOMIC);
> + pvt->hmm_hash = hmm_hash;
> + pvt->gpa = gpa;
> + pvt->lpid = lpid;
> + hmm_devmem_page_set_drvdata(dpage, (unsigned long)pvt);
> +
> + get_page(dpage);
> + return dpage;
> +}
> +
> +/*
> + * Release the HMM PFN back to the pool
> + *
> + * Called when secure page becomes a normal page during UV_PAGE_OUT.
> + */
> +static void kvmppc_hmm_put_page(struct page *page)
> +{
> + unsigned long pfn = page_to_pfn(page);
> + unsigned long flags;
> + struct kvmppc_hmm_page_pvt *pvt;
> +
> + pvt = (struct kvmppc_hmm_page_pvt *)hmm_devmem_page_get_drvdata(page);
> + hmm_devmem_page_set_drvdata(page, 0);
> +
> + spin_lock_irqsave(&kvmppc_hmm_lock, flags);
> + bitmap_clear(kvmppc_hmm->pfn_bitmap,
> + pfn - kvmppc_hmm->devmem->pfn_first, 1);
> + kvmppc_hmm_hash_free_pfn(pvt->hmm_hash, pvt->gpa);
> + spin_unlock_irqrestore(&kvmppc_hmm_lock, flags);
> + kfree(pvt);
> +}
> +
> +static void
> +kvmppc_hmm_migrate_alloc_and_copy(struct vm_area_struct *vma,
> + const unsigned long *src_pfns,
> + unsigned long *dst_pfns,
> + unsigned long start,
> + unsigned long end,
> + void *private)
A comment above this function telling the reader when it gets called
and what it is supposed to do would be helpful. For example, which
way is it migrating pages - secure to normal, or normal to secure, or
either depending on how it's called?
> +{
> + unsigned long addr;
> + struct kvmppc_hmm_migrate_args *args = private;
> + unsigned long page_size = 1UL << args->page_shift;
> +
> + for (addr = start; addr < end;
> + addr += page_size, src_pfns++, dst_pfns++) {
> + struct page *spage = migrate_pfn_to_page(*src_pfns);
> + struct page *dpage;
> + unsigned long pfn = *src_pfns >> MIGRATE_PFN_SHIFT;
> +
> + *dst_pfns = 0;
> + if (!spage && !(*src_pfns & MIGRATE_PFN_MIGRATE))
> + continue;
> +
> + if (spage && !(*src_pfns & MIGRATE_PFN_MIGRATE))
> + continue;
Don't those two statements above boil down to:
if (!(*src_pfns & MIGRATE_PFN_MIGRATE))
continue;
? Why two separate statements?
> +
> + dpage = kvmppc_hmm_get_page(args->hmm_hash, args->gpa,
> + args->lpid);
> + if (!dpage)
> + continue;
> +
> + if (spage)
> + uv_page_in(args->lpid, pfn << args->page_shift,
> + args->gpa, 0, args->page_shift);
> +
> + *dst_pfns = migrate_pfn(page_to_pfn(dpage)) |
> + MIGRATE_PFN_DEVICE | MIGRATE_PFN_LOCKED;
> + }
> +}
> +
> +static void
> +kvmppc_hmm_migrate_finalize_and_map(struct vm_area_struct *vma,
> + const unsigned long *src_pfns,
> + const unsigned long *dst_pfns,
> + unsigned long start,
> + unsigned long end,
> + void *private)
> +{
> +}
A comment indicating when this is called and why we don't have to do
anything would be helpful.
> +static const struct migrate_vma_ops kvmppc_hmm_migrate_ops = {
> + .alloc_and_copy = kvmppc_hmm_migrate_alloc_and_copy,
> + .finalize_and_map = kvmppc_hmm_migrate_finalize_and_map,
> +};
> +
> +static unsigned long kvmppc_gpa_to_hva(struct kvm *kvm, unsigned long gpa,
> + unsigned long page_shift)
> +{
> + unsigned long gfn, hva;
> + struct kvm_memory_slot *memslot;
> +
> + gfn = gpa >> page_shift;
> + memslot = gfn_to_memslot(kvm, gfn);
> + hva = gfn_to_hva_memslot(memslot, gfn);
> +
> + return hva;
> +}
Isn't this just gfn_to_hva(kvm, gpa >> PAGE_SHIFT)? Why do we need
our own implementation of gfn_to_hva()?
Also, I believe it's necessary to hold the srcu read lock for the VM
when looking up memslots.
> +/*
> + * Move page from normal memory to secure memory.
> + */
> +unsigned long
> +kvmppc_h_svm_page_in(struct kvm *kvm, unsigned long gpa,
> + unsigned long flags, unsigned long page_shift)
> +{
> + unsigned long addr, end;
> + unsigned long src_pfn, dst_pfn;
> + struct kvmppc_hmm_migrate_args args;
> + struct mm_struct *mm = get_task_mm(current);
> + struct vm_area_struct *vma;
> + int ret = H_SUCCESS;
> +
> + if (page_shift != PAGE_SHIFT)
> + return H_P3;
> +
> + addr = kvmppc_gpa_to_hva(kvm, gpa, page_shift);
> + if (!addr)
> + return H_PARAMETER;
> + end = addr + (1UL << page_shift);
> +
> + if (flags)
> + return H_P2;
> +
> + args.hmm_hash = kvm->arch.hmm_hash;
> + args.lpid = kvm->arch.lpid;
> + args.gpa = gpa;
> + args.page_shift = page_shift;
> +
> + down_read(&mm->mmap_sem);
> + vma = find_vma_intersection(mm, addr, end);
> + if (!vma || vma->vm_start > addr || vma->vm_end < end) {
> + ret = H_PARAMETER;
> + goto out;
> + }
> + ret = migrate_vma(&kvmppc_hmm_migrate_ops, vma, addr, end,
> + &src_pfn, &dst_pfn, &args);
> + if (ret < 0)
> + ret = H_PARAMETER;
> +out:
> + up_read(&mm->mmap_sem);
> + return ret;
> +}
> +
> +static void
> +kvmppc_hmm_fault_migrate_alloc_and_copy(struct vm_area_struct *vma,
> + const unsigned long *src_pfn,
> + unsigned long *dst_pfn,
> + unsigned long start,
> + unsigned long end,
> + void *private)
> +{
> + struct page *dpage, *spage;
> + struct kvmppc_hmm_page_pvt *pvt;
> + unsigned long pfn;
> + int ret = U_SUCCESS;
> +
> + *dst_pfn = MIGRATE_PFN_ERROR;
> + spage = migrate_pfn_to_page(*src_pfn);
> + if (!spage || !(*src_pfn & MIGRATE_PFN_MIGRATE))
> + return;
> + if (!is_zone_device_page(spage))
> + return;
> + dpage = hmm_vma_alloc_locked_page(vma, start);
> + if (!dpage)
> + return;
> + pvt = (struct kvmppc_hmm_page_pvt *)
> + hmm_devmem_page_get_drvdata(spage);
> +
> + pfn = page_to_pfn(dpage);
> + ret = uv_page_out(pvt->lpid, pfn << PAGE_SHIFT,
> + pvt->gpa, 0, PAGE_SHIFT);
> + if (ret == U_SUCCESS)
> + *dst_pfn = migrate_pfn(pfn) | MIGRATE_PFN_LOCKED;
> +}
> +
> +static void
> +kvmppc_hmm_fault_migrate_finalize_and_map(struct vm_area_struct *vma,
> + const unsigned long *src_pfns,
> + const unsigned long *dst_pfns,
> + unsigned long start,
> + unsigned long end,
> + void *private)
> +{
> +}
> +
> +static const struct migrate_vma_ops kvmppc_hmm_fault_migrate_ops = {
> + .alloc_and_copy = kvmppc_hmm_fault_migrate_alloc_and_copy,
> + .finalize_and_map = kvmppc_hmm_fault_migrate_finalize_and_map,
> +};
> +
> +/*
> + * Fault handler callback when HV touches any page that has been
> + * moved to secure memory, we ask UV to give back the page by
> + * issuing a UV_PAGE_OUT uvcall.
> + */
> +static int kvmppc_hmm_devmem_fault(struct hmm_devmem *devmem,
> + struct vm_area_struct *vma,
> + unsigned long addr,
> + const struct page *page,
> + unsigned int flags,
> + pmd_t *pmdp)
> +{
> + unsigned long end = addr + PAGE_SIZE;
> + unsigned long src_pfn, dst_pfn = 0;
> +
> + if (migrate_vma(&kvmppc_hmm_fault_migrate_ops, vma, addr, end,
> + &src_pfn, &dst_pfn, NULL))
> + return VM_FAULT_SIGBUS;
> + if (dst_pfn == MIGRATE_PFN_ERROR)
> + return VM_FAULT_SIGBUS;
> + return 0;
> +}
> +
> +static void kvmppc_hmm_devmem_free(struct hmm_devmem *devmem,
> + struct page *page)
> +{
> + kvmppc_hmm_put_page(page);
> +}
> +
> +static const struct hmm_devmem_ops kvmppc_hmm_devmem_ops = {
> + .free = kvmppc_hmm_devmem_free,
> + .fault = kvmppc_hmm_devmem_fault,
> +};
> +
> +/*
> + * Move page from secure memory to normal memory.
> + */
> +unsigned long
> +kvmppc_h_svm_page_out(struct kvm *kvm, unsigned long gpa,
> + unsigned long flags, unsigned long page_shift)
> +{
> + unsigned long addr, end;
> + struct mm_struct *mm = get_task_mm(current);
> + struct vm_area_struct *vma;
> + unsigned long src_pfn, dst_pfn = 0;
> + int ret = H_SUCCESS;
> +
> + if (page_shift != PAGE_SHIFT)
> + return H_P4;
> +
> + addr = kvmppc_gpa_to_hva(kvm, gpa, page_shift);
> + if (!addr)
> + return H_P2;
> + end = addr + (1UL << page_shift);
> +
> + down_read(&mm->mmap_sem);
> + vma = find_vma_intersection(mm, addr, end);
> + if (!vma || vma->vm_start > addr || vma->vm_end < end) {
> + ret = H_PARAMETER;
> + goto out;
> + }
> + ret = migrate_vma(&kvmppc_hmm_fault_migrate_ops, vma, addr, end,
> + &src_pfn, &dst_pfn, NULL);
> + if (ret < 0)
> + ret = H_PARAMETER;
> +out:
> + up_read(&mm->mmap_sem);
> + return ret;
> +}
> +
> +/*
> + * TODO: Number of secure pages and the page size order would probably come
> + * via DT or via some uvcall. Return 8G for now.
> + */
> +static unsigned long kvmppc_get_secmem_size(void)
> +{
> + return (1UL << 33);
> +}
> +
> +static int kvmppc_hmm_pages_init(void)
> +{
> + unsigned long nr_pfns = kvmppc_hmm->devmem->pfn_last -
> + kvmppc_hmm->devmem->pfn_first;
> +
> + kvmppc_hmm->pfn_bitmap = kcalloc(BITS_TO_LONGS(nr_pfns),
> + sizeof(unsigned long), GFP_KERNEL);
> + if (!kvmppc_hmm->pfn_bitmap)
> + return -ENOMEM;
> +
> + spin_lock_init(&kvmppc_hmm_lock);
> +
> + return 0;
> +}
> +
> +int kvmppc_hmm_init(void)
> +{
> + int ret = 0;
> + unsigned long size = kvmppc_get_secmem_size();
> +
> + kvmppc_hmm = kzalloc(sizeof(*kvmppc_hmm), GFP_KERNEL);
> + if (!kvmppc_hmm) {
> + ret = -ENOMEM;
> + goto out;
> + }
If there is only ever one of these kvmppc_hmm_device structs, and it's
only 24 bytes, why do we bother allocating it dynamically? Why not
just have the single instance as a static variable?
> +
> + kvmppc_hmm->device = hmm_device_new(NULL);
> + if (IS_ERR(kvmppc_hmm->device)) {
> + ret = PTR_ERR(kvmppc_hmm->device);
> + goto out_free;
> + }
> +
> + kvmppc_hmm->devmem = hmm_devmem_add(&kvmppc_hmm_devmem_ops,
> + &kvmppc_hmm->device->device, size);
> + if (IS_ERR(kvmppc_hmm->devmem)) {
> + ret = PTR_ERR(kvmppc_hmm->devmem);
> + goto out_device;
> + }
> + ret = kvmppc_hmm_pages_init();
> + if (ret < 0)
> + goto out_devmem;
> +
> + return ret;
> +
> +out_devmem:
> + hmm_devmem_remove(kvmppc_hmm->devmem);
> +out_device:
> + hmm_device_put(kvmppc_hmm->device);
> +out_free:
> + kfree(kvmppc_hmm);
> + kvmppc_hmm = NULL;
> +out:
> + return ret;
> +}
> +
> +void kvmppc_hmm_free(void)
> +{
> + kfree(kvmppc_hmm->pfn_bitmap);
> + hmm_devmem_remove(kvmppc_hmm->devmem);
> + hmm_device_put(kvmppc_hmm->device);
> + kfree(kvmppc_hmm);
> + kvmppc_hmm = NULL;
> +}
> --
> 2.17.1
Paul.
^ permalink raw reply
* Re: [RFC PATCH v1 1/4] kvmppc: HMM backend driver to manage pages of secure guest
From: Ram Pai @ 2018-10-30 6:31 UTC (permalink / raw)
To: Paul Mackerras
Cc: kvm-ppc, Bharata B Rao, benh, linux-mm, jglisse, aneesh.kumar,
paulus, linuxppc-dev
In-Reply-To: <20181030050300.GA11072@blackberry>
On Tue, Oct 30, 2018 at 04:03:00PM +1100, Paul Mackerras wrote:
> On Mon, Oct 22, 2018 at 10:48:34AM +0530, Bharata B Rao wrote:
> > HMM driver for KVM PPC to manage page transitions of
> > secure guest via H_SVM_PAGE_IN and H_SVM_PAGE_OUT hcalls.
> >
> > H_SVM_PAGE_IN: Move the content of a normal page to secure page
> > H_SVM_PAGE_OUT: Move the content of a secure page to normal page
>
> Comments below...
>
> > Signed-off-by: Bharata B Rao <bharata@linux.ibm.com>
> > ---
> > /* pSeries hypervisor opcodes */
....
> > #define H_REMOVE 0x04
> > #define H_ENTER 0x08
> > @@ -295,7 +298,9 @@
> > #define H_INT_ESB 0x3C8
> > #define H_INT_SYNC 0x3CC
> > #define H_INT_RESET 0x3D0
> > -#define MAX_HCALL_OPCODE H_INT_RESET
> > +#define H_SVM_PAGE_IN 0x3D4
> > +#define H_SVM_PAGE_OUT 0x3D8
> > +#define MAX_HCALL_OPCODE H_SVM_PAGE_OUT
>
> We should define hcall numbers in the implementation-specific range.
> We can't use numbers in this range without first getting them
> standardized in PAPR. Since these hcalls are not actually used by
> the guest but are just a private interface between KVM and the
> ultravisor, it's probably not worth putting them in PAPR. We should
> pick a range somewhere in the 0xf000 - 0xfffc area and use that.
We are using that range for Ucalls. For hcalls we were told to reserve
a range between 1024(0x400) to 2047(0x7FF). Have to reserve them in the
appropriate database.
RP
^ permalink raw reply
* Re: [RFC PATCH v1 1/4] kvmppc: HMM backend driver to manage pages of secure guest
From: Paul Mackerras @ 2018-10-30 6:32 UTC (permalink / raw)
To: Ram Pai
Cc: kvm-ppc, Bharata B Rao, benh, linux-mm, jglisse, aneesh.kumar,
paulus, linuxppc-dev
In-Reply-To: <20181030063155.GB5494@ram.oc3035372033.ibm.com>
On Mon, Oct 29, 2018 at 11:31:55PM -0700, Ram Pai wrote:
> On Tue, Oct 30, 2018 at 04:03:00PM +1100, Paul Mackerras wrote:
> > On Mon, Oct 22, 2018 at 10:48:34AM +0530, Bharata B Rao wrote:
> > > HMM driver for KVM PPC to manage page transitions of
> > > secure guest via H_SVM_PAGE_IN and H_SVM_PAGE_OUT hcalls.
> > >
> > > H_SVM_PAGE_IN: Move the content of a normal page to secure page
> > > H_SVM_PAGE_OUT: Move the content of a secure page to normal page
> >
> > Comments below...
> >
> > > Signed-off-by: Bharata B Rao <bharata@linux.ibm.com>
> > > ---
> > > /* pSeries hypervisor opcodes */
> ....
> > > #define H_REMOVE 0x04
> > > #define H_ENTER 0x08
> > > @@ -295,7 +298,9 @@
> > > #define H_INT_ESB 0x3C8
> > > #define H_INT_SYNC 0x3CC
> > > #define H_INT_RESET 0x3D0
> > > -#define MAX_HCALL_OPCODE H_INT_RESET
> > > +#define H_SVM_PAGE_IN 0x3D4
> > > +#define H_SVM_PAGE_OUT 0x3D8
> > > +#define MAX_HCALL_OPCODE H_SVM_PAGE_OUT
> >
> > We should define hcall numbers in the implementation-specific range.
> > We can't use numbers in this range without first getting them
> > standardized in PAPR. Since these hcalls are not actually used by
> > the guest but are just a private interface between KVM and the
> > ultravisor, it's probably not worth putting them in PAPR. We should
> > pick a range somewhere in the 0xf000 - 0xfffc area and use that.
>
> We are using that range for Ucalls. For hcalls we were told to reserve
> a range between 1024(0x400) to 2047(0x7FF). Have to reserve them in the
> appropriate database.
Who gave you that advice?
Paul.
^ permalink raw reply
* [mainline][bisected 55469b][ppc] build error at drivers/net/ethernet/mellanox/mlx4/en_rx.c
From: Abdul Haleem @ 2018-10-30 6:42 UTC (permalink / raw)
To: linuxppc-dev
Cc: sachinp, linux-rdma, linux-kernel, edumazet, aneesh.kumar, netdev,
Brian King, manvanth, tariqt
[-- Attachment #1: Type: text/plain, Size: 925 bytes --]
Greeting's
mainline build fails on my powerpc with commit 55469b : drivers: net:
remove <net/busy_poll.h> inclusion when not needed
Machine type: PowerPC power 8 bare-metal
kernel : 4.19.0
gcc : 4.8.5
config attached
build errors:
drivers/net/ethernet/mellanox/mlx4/en_rx.c:582:18: warning: ‘struct
iphdr’ declared inside parameter list [enabled by default]
struct iphdr *iph)
^
drivers/net/ethernet/mellanox/mlx4/en_rx.c:582:18: warning: its scope is
only this definition or declaration, which is probably not what you want
[enabled by default]
drivers/net/ethernet/mellanox/mlx4/en_rx.c: In function
‘get_fixed_ipv4_csum’:
drivers/net/ethernet/mellanox/mlx4/en_rx.c:586:20: error: dereferencing
pointer to incomplete type
__u8 ipproto = iph->protocol;
^
Kernel builds fine when the patch is reverted.
--
Regard's
Abdul Haleem
IBM Linux Technology Centre
[-- Attachment #2: Tul-NV-config --]
[-- Type: text/plain, Size: 91815 bytes --]
#
# Automatically generated file; DO NOT EDIT.
# Linux/powerpc 4.13.0-rc2 Kernel Configuration
#
CONFIG_PPC64=y
#
# Processor support
#
CONFIG_PPC_BOOK3S_64=y
# CONFIG_PPC_BOOK3E_64 is not set
# CONFIG_POWER7_CPU is not set
CONFIG_POWER8_CPU=y
CONFIG_PPC_BOOK3S=y
CONFIG_PPC_FPU=y
CONFIG_ALTIVEC=y
CONFIG_VSX=y
# CONFIG_PPC_ICSWX is not set
CONFIG_PPC_STD_MMU=y
CONFIG_PPC_STD_MMU_64=y
CONFIG_PPC_RADIX_MMU=y
CONFIG_ARCH_ENABLE_HUGEPAGE_MIGRATION=y
CONFIG_PPC_MM_SLICES=y
CONFIG_PPC_HAVE_PMU_SUPPORT=y
CONFIG_PPC_PERF_CTRS=y
CONFIG_FORCE_SMP=y
CONFIG_SMP=y
CONFIG_NR_CPUS=2048
CONFIG_PPC_DOORBELL=y
# CONFIG_CPU_BIG_ENDIAN is not set
CONFIG_CPU_LITTLE_ENDIAN=y
CONFIG_PPC64_BOOT_WRAPPER=y
CONFIG_64BIT=y
CONFIG_ARCH_PHYS_ADDR_T_64BIT=y
CONFIG_ARCH_DMA_ADDR_T_64BIT=y
CONFIG_MMU=y
CONFIG_ARCH_MMAP_RND_BITS_MAX=29
CONFIG_ARCH_MMAP_RND_BITS_MIN=14
CONFIG_ARCH_MMAP_RND_COMPAT_BITS_MAX=13
CONFIG_ARCH_MMAP_RND_COMPAT_BITS_MIN=7
CONFIG_HAVE_SETUP_PER_CPU_AREA=y
CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK=y
CONFIG_NR_IRQS=512
CONFIG_NMI_IPI=y
CONFIG_STACKTRACE_SUPPORT=y
CONFIG_TRACE_IRQFLAGS_SUPPORT=y
CONFIG_LOCKDEP_SUPPORT=y
CONFIG_RWSEM_XCHGADD_ALGORITHM=y
CONFIG_GENERIC_HWEIGHT=y
CONFIG_ARCH_HAS_DMA_SET_COHERENT_MASK=y
CONFIG_PPC=y
# CONFIG_GENERIC_CSUM is not set
CONFIG_EARLY_PRINTK=y
CONFIG_PANIC_TIMEOUT=180
CONFIG_COMPAT=y
CONFIG_SYSVIPC_COMPAT=y
CONFIG_SCHED_OMIT_FRAME_POINTER=y
CONFIG_ARCH_MAY_HAVE_PC_FDC=y
CONFIG_PPC_UDBG_16550=y
# CONFIG_GENERIC_TBSYNC is not set
CONFIG_AUDIT_ARCH=y
CONFIG_GENERIC_BUG=y
CONFIG_EPAPR_BOOT=y
# CONFIG_DEFAULT_UIMAGE is not set
CONFIG_ARCH_HIBERNATION_POSSIBLE=y
CONFIG_ARCH_SUSPEND_POSSIBLE=y
# CONFIG_PPC_DCR_NATIVE is not set
# CONFIG_PPC_DCR_MMIO is not set
# CONFIG_PPC_OF_PLATFORM_PCI is not set
CONFIG_ARCH_SUPPORTS_DEBUG_PAGEALLOC=y
CONFIG_ARCH_SUPPORTS_UPROBES=y
CONFIG_PPC_EMULATE_SSTEP=y
CONFIG_ZONE_DMA32=y
CONFIG_PGTABLE_LEVELS=4
CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
CONFIG_IRQ_WORK=y
CONFIG_BUILDTIME_EXTABLE_SORT=y
#
# General setup
#
CONFIG_INIT_ENV_ARG_LIMIT=32
CONFIG_CROSS_COMPILE=""
# CONFIG_COMPILE_TEST is not set
CONFIG_LOCALVERSION=""
CONFIG_LOCALVERSION_AUTO=y
CONFIG_HAVE_KERNEL_GZIP=y
CONFIG_HAVE_KERNEL_XZ=y
CONFIG_KERNEL_GZIP=y
# CONFIG_KERNEL_XZ is not set
CONFIG_DEFAULT_HOSTNAME="(none)"
CONFIG_SWAP=y
CONFIG_SYSVIPC=y
CONFIG_SYSVIPC_SYSCTL=y
CONFIG_POSIX_MQUEUE=y
CONFIG_POSIX_MQUEUE_SYSCTL=y
CONFIG_CROSS_MEMORY_ATTACH=y
CONFIG_FHANDLE=y
# CONFIG_USELIB is not set
CONFIG_AUDIT=y
CONFIG_HAVE_ARCH_AUDITSYSCALL=y
CONFIG_AUDITSYSCALL=y
CONFIG_AUDIT_WATCH=y
CONFIG_AUDIT_TREE=y
#
# IRQ subsystem
#
CONFIG_GENERIC_IRQ_SHOW=y
CONFIG_GENERIC_IRQ_SHOW_LEVEL=y
CONFIG_GENERIC_IRQ_MIGRATION=y
CONFIG_HARDIRQS_SW_RESEND=y
CONFIG_IRQ_DOMAIN=y
CONFIG_GENERIC_MSI_IRQ=y
CONFIG_IRQ_DOMAIN_DEBUG=y
CONFIG_IRQ_FORCED_THREADING=y
CONFIG_SPARSE_IRQ=y
# CONFIG_GENERIC_IRQ_DEBUGFS is not set
CONFIG_GENERIC_TIME_VSYSCALL=y
CONFIG_GENERIC_CLOCKEVENTS=y
CONFIG_ARCH_HAS_TICK_BROADCAST=y
CONFIG_GENERIC_CLOCKEVENTS_BROADCAST=y
CONFIG_GENERIC_CMOS_UPDATE=y
#
# Timers subsystem
#
CONFIG_TICK_ONESHOT=y
CONFIG_NO_HZ_COMMON=y
# CONFIG_HZ_PERIODIC is not set
CONFIG_NO_HZ_IDLE=y
# CONFIG_NO_HZ_FULL is not set
CONFIG_NO_HZ=y
CONFIG_HIGH_RES_TIMERS=y
#
# CPU/Task time and stats accounting
#
CONFIG_VIRT_CPU_ACCOUNTING=y
# CONFIG_TICK_CPU_ACCOUNTING is not set
CONFIG_VIRT_CPU_ACCOUNTING_NATIVE=y
# CONFIG_VIRT_CPU_ACCOUNTING_GEN is not set
# CONFIG_BSD_PROCESS_ACCT is not set
CONFIG_TASKSTATS=y
CONFIG_TASK_DELAY_ACCT=y
CONFIG_TASK_XACCT=y
CONFIG_TASK_IO_ACCOUNTING=y
#
# RCU Subsystem
#
CONFIG_TREE_RCU=y
CONFIG_RCU_EXPERT=y
CONFIG_SRCU=y
CONFIG_TREE_SRCU=y
CONFIG_TASKS_RCU=y
CONFIG_RCU_STALL_COMMON=y
CONFIG_RCU_NEED_SEGCBLIST=y
CONFIG_RCU_FANOUT=64
CONFIG_RCU_FANOUT_LEAF=16
# CONFIG_RCU_FAST_NO_HZ is not set
CONFIG_RCU_NOCB_CPU=y
CONFIG_BUILD_BIN2C=y
CONFIG_IKCONFIG=y
CONFIG_IKCONFIG_PROC=y
CONFIG_LOG_BUF_SHIFT=18
CONFIG_LOG_CPU_MAX_BUF_SHIFT=13
CONFIG_PRINTK_SAFE_LOG_BUF_SHIFT=13
CONFIG_ARCH_SUPPORTS_NUMA_BALANCING=y
CONFIG_NUMA_BALANCING=y
CONFIG_NUMA_BALANCING_DEFAULT_ENABLED=y
CONFIG_CGROUPS=y
CONFIG_PAGE_COUNTER=y
CONFIG_MEMCG=y
CONFIG_MEMCG_SWAP=y
CONFIG_MEMCG_SWAP_ENABLED=y
# CONFIG_BLK_CGROUP is not set
CONFIG_CGROUP_SCHED=y
CONFIG_FAIR_GROUP_SCHED=y
# CONFIG_CFS_BANDWIDTH is not set
# CONFIG_RT_GROUP_SCHED is not set
# CONFIG_CGROUP_PIDS is not set
# CONFIG_CGROUP_RDMA is not set
CONFIG_CGROUP_FREEZER=y
# CONFIG_CGROUP_HUGETLB is not set
CONFIG_CPUSETS=y
CONFIG_PROC_PID_CPUSET=y
CONFIG_CGROUP_DEVICE=y
CONFIG_CGROUP_CPUACCT=y
CONFIG_CGROUP_PERF=y
# CONFIG_CGROUP_DEBUG is not set
# CONFIG_SOCK_CGROUP_DATA is not set
# CONFIG_CHECKPOINT_RESTORE is not set
CONFIG_NAMESPACES=y
CONFIG_UTS_NS=y
CONFIG_IPC_NS=y
CONFIG_USER_NS=y
CONFIG_PID_NS=y
CONFIG_NET_NS=y
# CONFIG_SCHED_AUTOGROUP is not set
# CONFIG_SYSFS_DEPRECATED is not set
CONFIG_RELAY=y
CONFIG_BLK_DEV_INITRD=y
CONFIG_INITRAMFS_SOURCE=""
CONFIG_RD_GZIP=y
CONFIG_RD_BZIP2=y
CONFIG_RD_LZMA=y
CONFIG_RD_XZ=y
CONFIG_RD_LZO=y
CONFIG_RD_LZ4=y
CONFIG_CC_OPTIMIZE_FOR_PERFORMANCE=y
# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set
CONFIG_SYSCTL=y
CONFIG_ANON_INODES=y
CONFIG_SYSCTL_EXCEPTION_TRACE=y
CONFIG_HAVE_PCSPKR_PLATFORM=y
CONFIG_BPF=y
# CONFIG_EXPERT is not set
CONFIG_MULTIUSER=y
CONFIG_SGETMASK_SYSCALL=y
CONFIG_SYSFS_SYSCALL=y
# CONFIG_SYSCTL_SYSCALL is not set
CONFIG_POSIX_TIMERS=y
CONFIG_KALLSYMS=y
CONFIG_KALLSYMS_ALL=y
# CONFIG_KALLSYMS_ABSOLUTE_PERCPU is not set
CONFIG_KALLSYMS_BASE_RELATIVE=y
CONFIG_PRINTK=y
CONFIG_PRINTK_NMI=y
CONFIG_BUG=y
CONFIG_ELF_CORE=y
CONFIG_PCSPKR_PLATFORM=y
CONFIG_BASE_FULL=y
CONFIG_FUTEX=y
CONFIG_EPOLL=y
CONFIG_SIGNALFD=y
CONFIG_TIMERFD=y
CONFIG_EVENTFD=y
# CONFIG_BPF_SYSCALL is not set
CONFIG_SHMEM=y
CONFIG_AIO=y
CONFIG_ADVISE_SYSCALLS=y
# CONFIG_USERFAULTFD is not set
CONFIG_PCI_QUIRKS=y
CONFIG_MEMBARRIER=y
# CONFIG_EMBEDDED is not set
CONFIG_HAVE_PERF_EVENTS=y
# CONFIG_PC104 is not set
#
# Kernel Performance Events And Counters
#
CONFIG_PERF_EVENTS=y
CONFIG_VM_EVENT_COUNTERS=y
CONFIG_SLUB_DEBUG=y
# CONFIG_SLUB_MEMCG_SYSFS_ON is not set
# CONFIG_COMPAT_BRK is not set
# CONFIG_SLAB is not set
CONFIG_SLUB=y
CONFIG_SLAB_MERGE_DEFAULT=y
# CONFIG_SLAB_FREELIST_RANDOM is not set
CONFIG_SLUB_CPU_PARTIAL=y
# CONFIG_SYSTEM_DATA_VERIFICATION is not set
CONFIG_PROFILING=y
CONFIG_TRACEPOINTS=y
CONFIG_CRASH_CORE=y
CONFIG_KEXEC_CORE=y
CONFIG_OPROFILE=y
CONFIG_HAVE_OPROFILE=y
CONFIG_KPROBES=y
CONFIG_JUMP_LABEL=y
# CONFIG_STATIC_KEYS_SELFTEST is not set
CONFIG_OPTPROBES=y
CONFIG_UPROBES=y
# CONFIG_HAVE_64BIT_ALIGNED_ACCESS is not set
CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
CONFIG_ARCH_USE_BUILTIN_BSWAP=y
CONFIG_KRETPROBES=y
CONFIG_HAVE_IOREMAP_PROT=y
CONFIG_HAVE_KPROBES=y
CONFIG_HAVE_KRETPROBES=y
CONFIG_HAVE_OPTPROBES=y
CONFIG_HAVE_KPROBES_ON_FTRACE=y
CONFIG_HAVE_NMI=y
CONFIG_HAVE_ARCH_TRACEHOOK=y
CONFIG_GENERIC_SMP_IDLE_THREAD=y
CONFIG_ARCH_HAS_FORTIFY_SOURCE=y
CONFIG_HAVE_REGS_AND_STACK_ACCESS_API=y
CONFIG_HAVE_DMA_API_DEBUG=y
CONFIG_HAVE_HW_BREAKPOINT=y
CONFIG_HAVE_PERF_EVENTS_NMI=y
CONFIG_HAVE_NMI_WATCHDOG=y
CONFIG_HAVE_HARDLOCKUP_DETECTOR_ARCH=y
CONFIG_HAVE_PERF_REGS=y
CONFIG_HAVE_PERF_USER_STACK_DUMP=y
CONFIG_HAVE_ARCH_JUMP_LABEL=y
CONFIG_HAVE_RCU_TABLE_FREE=y
CONFIG_ARCH_HAVE_NMI_SAFE_CMPXCHG=y
CONFIG_ARCH_WEAK_RELEASE_ACQUIRE=y
CONFIG_ARCH_WANT_IPC_PARSE_VERSION=y
CONFIG_ARCH_WANT_COMPAT_IPC_PARSE_VERSION=y
CONFIG_ARCH_WANT_OLD_COMPAT_IPC=y
CONFIG_HAVE_ARCH_SECCOMP_FILTER=y
CONFIG_SECCOMP_FILTER=y
CONFIG_HAVE_GCC_PLUGINS=y
# CONFIG_GCC_PLUGINS is not set
# CONFIG_CC_STACKPROTECTOR is not set
CONFIG_THIN_ARCHIVES=y
CONFIG_HAVE_CONTEXT_TRACKING=y
CONFIG_HAVE_VIRT_CPU_ACCOUNTING=y
CONFIG_ARCH_HAS_SCALED_CPUTIME=y
CONFIG_HAVE_VIRT_CPU_ACCOUNTING_GEN=y
CONFIG_HAVE_IRQ_TIME_ACCOUNTING=y
CONFIG_HAVE_ARCH_TRANSPARENT_HUGEPAGE=y
CONFIG_HAVE_ARCH_SOFT_DIRTY=y
CONFIG_HAVE_MOD_ARCH_SPECIFIC=y
CONFIG_MODULES_USE_ELF_RELA=y
CONFIG_HAVE_IRQ_EXIT_ON_IRQ_STACK=y
CONFIG_ARCH_HAS_ELF_RANDOMIZE=y
CONFIG_HAVE_ARCH_MMAP_RND_BITS=y
CONFIG_ARCH_MMAP_RND_BITS=14
CONFIG_HAVE_ARCH_MMAP_RND_COMPAT_BITS=y
CONFIG_ARCH_MMAP_RND_COMPAT_BITS=7
# CONFIG_HAVE_ARCH_HASH is not set
# CONFIG_ISA_BUS_API is not set
CONFIG_CLONE_BACKWARDS=y
CONFIG_OLD_SIGSUSPEND=y
CONFIG_COMPAT_OLD_SIGACTION=y
# CONFIG_CPU_NO_EFFICIENT_FFS is not set
# CONFIG_HAVE_ARCH_VMAP_STACK is not set
# CONFIG_ARCH_OPTIONAL_KERNEL_RWX is not set
# CONFIG_ARCH_OPTIONAL_KERNEL_RWX_DEFAULT is not set
# CONFIG_ARCH_HAS_STRICT_KERNEL_RWX is not set
# CONFIG_ARCH_HAS_STRICT_MODULE_RWX is not set
# CONFIG_REFCOUNT_FULL is not set
#
# GCOV-based kernel profiling
#
# CONFIG_GCOV_KERNEL is not set
CONFIG_ARCH_HAS_GCOV_PROFILE_ALL=y
# CONFIG_HAVE_GENERIC_DMA_COHERENT is not set
CONFIG_SLABINFO=y
CONFIG_RT_MUTEXES=y
CONFIG_BASE_SMALL=0
CONFIG_MODULES=y
# CONFIG_MODULE_FORCE_LOAD is not set
CONFIG_MODULE_UNLOAD=y
# CONFIG_MODULE_FORCE_UNLOAD is not set
CONFIG_MODVERSIONS=y
CONFIG_MODULE_REL_CRCS=y
CONFIG_MODULE_SRCVERSION_ALL=y
# CONFIG_MODULE_SIG is not set
# CONFIG_MODULE_COMPRESS is not set
# CONFIG_TRIM_UNUSED_KSYMS is not set
CONFIG_MODULES_TREE_LOOKUP=y
CONFIG_BLOCK=y
CONFIG_BLK_SCSI_REQUEST=y
CONFIG_BLK_DEV_BSG=y
CONFIG_BLK_DEV_BSGLIB=y
# CONFIG_BLK_DEV_INTEGRITY is not set
# CONFIG_BLK_DEV_ZONED is not set
# CONFIG_BLK_CMDLINE_PARSER is not set
# CONFIG_BLK_WBT is not set
CONFIG_BLK_DEBUG_FS=y
# CONFIG_BLK_SED_OPAL is not set
#
# Partition Types
#
CONFIG_PARTITION_ADVANCED=y
# CONFIG_ACORN_PARTITION is not set
# CONFIG_AIX_PARTITION is not set
# CONFIG_OSF_PARTITION is not set
# CONFIG_AMIGA_PARTITION is not set
# CONFIG_ATARI_PARTITION is not set
# CONFIG_MAC_PARTITION is not set
CONFIG_MSDOS_PARTITION=y
# CONFIG_BSD_DISKLABEL is not set
# CONFIG_MINIX_SUBPARTITION is not set
# CONFIG_SOLARIS_X86_PARTITION is not set
# CONFIG_UNIXWARE_DISKLABEL is not set
# CONFIG_LDM_PARTITION is not set
# CONFIG_SGI_PARTITION is not set
# CONFIG_ULTRIX_PARTITION is not set
# CONFIG_SUN_PARTITION is not set
# CONFIG_KARMA_PARTITION is not set
CONFIG_EFI_PARTITION=y
# CONFIG_SYSV68_PARTITION is not set
# CONFIG_CMDLINE_PARTITION is not set
CONFIG_BLOCK_COMPAT=y
CONFIG_BLK_MQ_PCI=y
CONFIG_BLK_MQ_VIRTIO=y
#
# IO Schedulers
#
CONFIG_IOSCHED_NOOP=y
CONFIG_IOSCHED_DEADLINE=y
CONFIG_IOSCHED_CFQ=y
# CONFIG_DEFAULT_DEADLINE is not set
CONFIG_DEFAULT_CFQ=y
# CONFIG_DEFAULT_NOOP is not set
CONFIG_DEFAULT_IOSCHED="cfq"
CONFIG_MQ_IOSCHED_DEADLINE=y
CONFIG_MQ_IOSCHED_KYBER=y
# CONFIG_IOSCHED_BFQ is not set
CONFIG_PREEMPT_NOTIFIERS=y
CONFIG_ASN1=m
CONFIG_INLINE_SPIN_UNLOCK_IRQ=y
CONFIG_INLINE_READ_UNLOCK=y
CONFIG_INLINE_READ_UNLOCK_IRQ=y
CONFIG_INLINE_WRITE_UNLOCK=y
CONFIG_INLINE_WRITE_UNLOCK_IRQ=y
CONFIG_ARCH_SUPPORTS_ATOMIC_RMW=y
CONFIG_MUTEX_SPIN_ON_OWNER=y
CONFIG_RWSEM_SPIN_ON_OWNER=y
CONFIG_LOCK_SPIN_ON_OWNER=y
CONFIG_FREEZER=y
CONFIG_PPC_MSI_BITMAP=y
CONFIG_PPC_XICS=y
CONFIG_PPC_ICP_NATIVE=y
CONFIG_PPC_ICP_HV=y
CONFIG_PPC_ICS_RTAS=y
CONFIG_PPC_XIVE=y
CONFIG_PPC_XIVE_NATIVE=y
CONFIG_PPC_SCOM=y
# CONFIG_SCOM_DEBUGFS is not set
# CONFIG_GE_FPGA is not set
#
# Platform support
#
CONFIG_PPC_POWERNV=y
CONFIG_OPAL_PRD=m
CONFIG_PPC_PSERIES=y
CONFIG_PPC_SPLPAR=y
CONFIG_DTL=y
CONFIG_PSERIES_ENERGY=y
CONFIG_SCANLOG=m
CONFIG_IO_EVENT_IRQ=y
CONFIG_LPARCFG=y
CONFIG_PPC_SMLPAR=y
CONFIG_CMM=y
CONFIG_HV_PERF_CTRS=y
CONFIG_IBMVIO=y
# CONFIG_PPC_CELL is not set
# CONFIG_PPC_CELL_NATIVE is not set
# CONFIG_PQ2ADS is not set
CONFIG_KVM_GUEST=y
CONFIG_EPAPR_PARAVIRT=y
CONFIG_PPC_NATIVE=y
CONFIG_PPC_OF_BOOT_TRAMPOLINE=y
CONFIG_PPC_DT_CPU_FTRS=y
# CONFIG_UDBG_RTAS_CONSOLE is not set
CONFIG_PPC_SMP_MUXED_IPI=y
# CONFIG_IPIC is not set
CONFIG_MPIC=y
# CONFIG_PPC_EPAPR_HV_PIC is not set
# CONFIG_MPIC_WEIRD is not set
# CONFIG_MPIC_MSGR is not set
CONFIG_PPC_I8259=y
# CONFIG_U3_DART is not set
CONFIG_PPC_RTAS=y
CONFIG_RTAS_ERROR_LOGGING=y
CONFIG_PPC_RTAS_DAEMON=y
CONFIG_RTAS_PROC=y
CONFIG_RTAS_FLASH=m
# CONFIG_MMIO_NVRAM is not set
# CONFIG_MPIC_U3_HT_IRQS is not set
CONFIG_EEH=y
# CONFIG_PPC_MPC106 is not set
# CONFIG_PPC_970_NAP is not set
CONFIG_PPC_P7_NAP=y
CONFIG_PPC_INDIRECT_PIO=y
#
# CPU Frequency scaling
#
CONFIG_CPU_FREQ=y
CONFIG_CPU_FREQ_GOV_ATTR_SET=y
CONFIG_CPU_FREQ_GOV_COMMON=y
# CONFIG_CPU_FREQ_STAT is not set
# CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE is not set
# CONFIG_CPU_FREQ_DEFAULT_GOV_POWERSAVE is not set
# CONFIG_CPU_FREQ_DEFAULT_GOV_USERSPACE is not set
CONFIG_CPU_FREQ_DEFAULT_GOV_ONDEMAND=y
# CONFIG_CPU_FREQ_DEFAULT_GOV_CONSERVATIVE is not set
# CONFIG_CPU_FREQ_DEFAULT_GOV_SCHEDUTIL is not set
CONFIG_CPU_FREQ_GOV_PERFORMANCE=y
CONFIG_CPU_FREQ_GOV_POWERSAVE=y
CONFIG_CPU_FREQ_GOV_USERSPACE=y
CONFIG_CPU_FREQ_GOV_ONDEMAND=y
CONFIG_CPU_FREQ_GOV_CONSERVATIVE=y
# CONFIG_CPU_FREQ_GOV_SCHEDUTIL is not set
#
# CPU frequency scaling drivers
#
CONFIG_POWERNV_CPUFREQ=y
#
# CPUIdle driver
#
#
# CPU Idle
#
CONFIG_CPU_IDLE=y
# CONFIG_CPU_IDLE_GOV_LADDER is not set
CONFIG_CPU_IDLE_GOV_MENU=y
#
# POWERPC CPU Idle Drivers
#
CONFIG_PSERIES_CPUIDLE=y
CONFIG_POWERNV_CPUIDLE=y
# CONFIG_ARCH_NEEDS_CPU_IDLE_COUPLED is not set
# CONFIG_FSL_ULI1575 is not set
# CONFIG_GEN_RTC is not set
# CONFIG_SIMPLE_GPIO is not set
#
# Kernel options
#
CONFIG_HZ_100=y
# CONFIG_HZ_250 is not set
# CONFIG_HZ_300 is not set
# CONFIG_HZ_1000 is not set
CONFIG_HZ=100
CONFIG_SCHED_HRTICK=y
CONFIG_PREEMPT_NONE=y
# CONFIG_PREEMPT_VOLUNTARY is not set
# CONFIG_PREEMPT is not set
CONFIG_BINFMT_ELF=y
CONFIG_COMPAT_BINFMT_ELF=y
CONFIG_ELFCORE=y
CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS=y
CONFIG_BINFMT_SCRIPT=y
# CONFIG_HAVE_AOUT is not set
CONFIG_BINFMT_MISC=m
CONFIG_COREDUMP=y
CONFIG_HUGETLB_PAGE_SIZE_VARIABLE=y
CONFIG_PPC_TRANSACTIONAL_MEM=y
# CONFIG_LD_HEAD_STUB_CATCH is not set
CONFIG_DISABLE_MPROFILE_KERNEL=y
# CONFIG_MPROFILE_KERNEL is not set
CONFIG_IOMMU_HELPER=y
# CONFIG_SWIOTLB is not set
CONFIG_HOTPLUG_CPU=y
CONFIG_ARCH_CPU_PROBE_RELEASE=y
CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
CONFIG_ARCH_HAS_WALK_MEMORY=y
CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
CONFIG_PPC64_SUPPORTS_MEMORY_FAILURE=y
CONFIG_KEXEC=y
CONFIG_RELOCATABLE=y
# CONFIG_RELOCATABLE_TEST is not set
CONFIG_CRASH_DUMP=y
# CONFIG_FA_DUMP is not set
CONFIG_IRQ_ALL_CPUS=y
CONFIG_NUMA=y
CONFIG_NODES_SHIFT=8
CONFIG_USE_PERCPU_NUMA_NODE_ID=y
CONFIG_HAVE_MEMORYLESS_NODES=y
CONFIG_ARCH_SELECT_MEMORY_MODEL=y
CONFIG_ARCH_SPARSEMEM_ENABLE=y
CONFIG_ARCH_SPARSEMEM_DEFAULT=y
CONFIG_SYS_SUPPORTS_HUGETLBFS=y
CONFIG_ILLEGAL_POINTER_VALUE=0x5deadbeef0000000
CONFIG_SELECT_MEMORY_MODEL=y
CONFIG_SPARSEMEM_MANUAL=y
CONFIG_SPARSEMEM=y
CONFIG_NEED_MULTIPLE_NODES=y
CONFIG_HAVE_MEMORY_PRESENT=y
CONFIG_SPARSEMEM_EXTREME=y
CONFIG_SPARSEMEM_VMEMMAP_ENABLE=y
CONFIG_SPARSEMEM_VMEMMAP=y
CONFIG_HAVE_MEMBLOCK=y
CONFIG_HAVE_MEMBLOCK_NODE_MAP=y
CONFIG_HAVE_GENERIC_GUP=y
CONFIG_NO_BOOTMEM=y
CONFIG_MEMORY_ISOLATION=y
CONFIG_HAVE_BOOTMEM_INFO_NODE=y
CONFIG_MEMORY_HOTPLUG=y
CONFIG_MEMORY_HOTPLUG_SPARSE=y
CONFIG_MEMORY_HOTPLUG_DEFAULT_ONLINE=y
CONFIG_MEMORY_HOTREMOVE=y
CONFIG_SPLIT_PTLOCK_CPUS=4
CONFIG_MEMORY_BALLOON=y
CONFIG_BALLOON_COMPACTION=y
CONFIG_COMPACTION=y
CONFIG_MIGRATION=y
CONFIG_PHYS_ADDR_T_64BIT=y
CONFIG_BOUNCE=y
CONFIG_MMU_NOTIFIER=y
CONFIG_KSM=y
CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
CONFIG_ARCH_SUPPORTS_MEMORY_FAILURE=y
# CONFIG_MEMORY_FAILURE is not set
CONFIG_TRANSPARENT_HUGEPAGE=y
CONFIG_TRANSPARENT_HUGEPAGE_ALWAYS=y
# CONFIG_TRANSPARENT_HUGEPAGE_MADVISE is not set
# CONFIG_ARCH_WANTS_THP_SWAP is not set
CONFIG_TRANSPARENT_HUGE_PAGECACHE=y
# CONFIG_CLEANCACHE is not set
# CONFIG_FRONTSWAP is not set
CONFIG_CMA=y
# CONFIG_CMA_DEBUG is not set
# CONFIG_CMA_DEBUGFS is not set
CONFIG_CMA_AREAS=7
# CONFIG_ZPOOL is not set
# CONFIG_ZBUD is not set
# CONFIG_ZSMALLOC is not set
CONFIG_ARCH_SUPPORTS_DEFERRED_STRUCT_PAGE_INIT=y
# CONFIG_DEFERRED_STRUCT_PAGE_INIT is not set
# CONFIG_IDLE_PAGE_TRACKING is not set
CONFIG_ARCH_HAS_ZONE_DEVICE=y
# CONFIG_ZONE_DEVICE is not set
# CONFIG_PERCPU_STATS is not set
CONFIG_ARCH_MEMORY_PROBE=y
CONFIG_NODES_SPAN_OTHER_NODES=y
# CONFIG_PPC_4K_PAGES is not set
CONFIG_PPC_64K_PAGES=y
CONFIG_THREAD_SHIFT=14
CONFIG_FORCE_MAX_ZONEORDER=9
CONFIG_PPC_SUBPAGE_PROT=y
CONFIG_PPC_COPRO_BASE=y
CONFIG_SCHED_SMT=y
CONFIG_PPC_DENORMALISATION=y
# CONFIG_CMDLINE_BOOL is not set
CONFIG_EXTRA_TARGETS=""
CONFIG_SUSPEND=y
CONFIG_SUSPEND_FREEZER=y
# CONFIG_HIBERNATION is not set
CONFIG_PM_SLEEP=y
CONFIG_PM_SLEEP_SMP=y
# CONFIG_PM_AUTOSLEEP is not set
# CONFIG_PM_WAKELOCKS is not set
CONFIG_PM=y
# CONFIG_PM_DEBUG is not set
# CONFIG_WQ_POWER_EFFICIENT_DEFAULT is not set
CONFIG_SECCOMP=y
CONFIG_ISA_DMA_API=y
#
# Bus options
#
CONFIG_ZONE_DMA=y
CONFIG_NEED_DMA_MAP_STATE=y
CONFIG_NEED_SG_DMA_LENGTH=y
CONFIG_GENERIC_ISA_DMA=y
# CONFIG_PPC_INDIRECT_PCI is not set
# CONFIG_FSL_LBC is not set
CONFIG_PCI=y
CONFIG_PCI_DOMAINS=y
CONFIG_PCI_SYSCALL=y
# CONFIG_PCIEPORTBUS is not set
CONFIG_PCI_BUS_ADDR_T_64BIT=y
CONFIG_PCI_MSI=y
# CONFIG_PCI_MSI_IRQ_DOMAIN is not set
# CONFIG_PCI_DEBUG is not set
# CONFIG_PCI_REALLOC_ENABLE_AUTO is not set
# CONFIG_PCI_STUB is not set
# CONFIG_PCI_IOV is not set
# CONFIG_PCI_PRI is not set
# CONFIG_PCI_PASID is not set
CONFIG_HOTPLUG_PCI=y
# CONFIG_HOTPLUG_PCI_CPCI is not set
# CONFIG_HOTPLUG_PCI_SHPC is not set
# CONFIG_HOTPLUG_PCI_POWERNV is not set
CONFIG_HOTPLUG_PCI_RPA=m
CONFIG_HOTPLUG_PCI_RPA_DLPAR=m
#
# DesignWare PCI Core Support
#
#
# PCI host controller drivers
#
#
# PCI Endpoint
#
# CONFIG_PCI_ENDPOINT is not set
#
# PCI switch controller drivers
#
# CONFIG_PCI_SW_SWITCHTEC is not set
# CONFIG_PCCARD is not set
# CONFIG_HAS_RAPIDIO is not set
# CONFIG_RAPIDIO is not set
CONFIG_NONSTATIC_KERNEL=y
CONFIG_PAGE_OFFSET=0xc000000000000000
CONFIG_KERNEL_START=0xc000000000000000
CONFIG_PHYSICAL_START=0x00000000
CONFIG_ARCH_RANDOM=y
CONFIG_NET=y
CONFIG_NET_INGRESS=y
#
# Networking options
#
CONFIG_PACKET=y
# CONFIG_PACKET_DIAG is not set
CONFIG_UNIX=y
# CONFIG_UNIX_DIAG is not set
# CONFIG_TLS is not set
CONFIG_XFRM=y
CONFIG_XFRM_ALGO=m
CONFIG_XFRM_USER=m
# CONFIG_XFRM_SUB_POLICY is not set
# CONFIG_XFRM_MIGRATE is not set
# CONFIG_XFRM_STATISTICS is not set
CONFIG_XFRM_IPCOMP=m
CONFIG_NET_KEY=m
# CONFIG_NET_KEY_MIGRATE is not set
# CONFIG_SMC is not set
CONFIG_INET=y
CONFIG_IP_MULTICAST=y
# CONFIG_IP_ADVANCED_ROUTER is not set
# CONFIG_IP_PNP is not set
CONFIG_NET_IPIP=y
# CONFIG_NET_IPGRE_DEMUX is not set
CONFIG_NET_IP_TUNNEL=y
# CONFIG_IP_MROUTE is not set
CONFIG_SYN_COOKIES=y
# CONFIG_NET_IPVTI is not set
CONFIG_NET_UDP_TUNNEL=m
# CONFIG_NET_FOU is not set
# CONFIG_NET_FOU_IP_TUNNELS is not set
CONFIG_INET_AH=m
CONFIG_INET_ESP=m
# CONFIG_INET_ESP_OFFLOAD is not set
CONFIG_INET_IPCOMP=m
CONFIG_INET_XFRM_TUNNEL=m
CONFIG_INET_TUNNEL=y
CONFIG_INET_XFRM_MODE_TRANSPORT=y
CONFIG_INET_XFRM_MODE_TUNNEL=y
CONFIG_INET_XFRM_MODE_BEET=y
CONFIG_INET_DIAG=y
CONFIG_INET_TCP_DIAG=y
# CONFIG_INET_UDP_DIAG is not set
# CONFIG_INET_RAW_DIAG is not set
# CONFIG_INET_DIAG_DESTROY is not set
# CONFIG_TCP_CONG_ADVANCED is not set
CONFIG_TCP_CONG_CUBIC=y
CONFIG_DEFAULT_TCP_CONG="cubic"
# CONFIG_TCP_MD5SIG is not set
# CONFIG_IPV6 is not set
# CONFIG_NETLABEL is not set
CONFIG_NETWORK_SECMARK=y
CONFIG_NET_PTP_CLASSIFY=y
# CONFIG_NETWORK_PHY_TIMESTAMPING is not set
CONFIG_NETFILTER=y
# CONFIG_NETFILTER_DEBUG is not set
# CONFIG_NETFILTER_ADVANCED is not set
#
# Core Netfilter Configuration
#
CONFIG_NETFILTER_INGRESS=y
CONFIG_NETFILTER_NETLINK=m
CONFIG_NETFILTER_NETLINK_LOG=m
CONFIG_NF_CONNTRACK=m
CONFIG_NF_LOG_COMMON=m
# CONFIG_NF_LOG_NETDEV is not set
CONFIG_NF_CONNTRACK_SECMARK=y
CONFIG_NF_CONNTRACK_PROCFS=y
CONFIG_NF_CONNTRACK_FTP=m
CONFIG_NF_CONNTRACK_IRC=m
# CONFIG_NF_CONNTRACK_NETBIOS_NS is not set
CONFIG_NF_CONNTRACK_SIP=m
CONFIG_NF_CT_NETLINK=m
# CONFIG_NETFILTER_NETLINK_GLUE_CT is not set
CONFIG_NF_NAT=m
CONFIG_NF_NAT_NEEDED=y
# CONFIG_NF_NAT_AMANDA is not set
CONFIG_NF_NAT_FTP=m
CONFIG_NF_NAT_IRC=m
CONFIG_NF_NAT_SIP=m
# CONFIG_NF_NAT_TFTP is not set
# CONFIG_NF_NAT_REDIRECT is not set
# CONFIG_NF_TABLES is not set
CONFIG_NETFILTER_XTABLES=m
#
# Xtables combined modules
#
CONFIG_NETFILTER_XT_MARK=m
#
# Xtables targets
#
CONFIG_NETFILTER_XT_TARGET_CONNSECMARK=m
CONFIG_NETFILTER_XT_TARGET_LOG=m
CONFIG_NETFILTER_XT_NAT=m
# CONFIG_NETFILTER_XT_TARGET_NETMAP is not set
CONFIG_NETFILTER_XT_TARGET_NFLOG=m
# CONFIG_NETFILTER_XT_TARGET_REDIRECT is not set
CONFIG_NETFILTER_XT_TARGET_SECMARK=m
CONFIG_NETFILTER_XT_TARGET_TCPMSS=m
#
# Xtables matches
#
CONFIG_NETFILTER_XT_MATCH_ADDRTYPE=m
CONFIG_NETFILTER_XT_MATCH_CONNTRACK=m
CONFIG_NETFILTER_XT_MATCH_POLICY=m
CONFIG_NETFILTER_XT_MATCH_STATE=m
# CONFIG_IP_SET is not set
# CONFIG_IP_VS is not set
#
# IP: Netfilter Configuration
#
CONFIG_NF_DEFRAG_IPV4=m
CONFIG_NF_CONNTRACK_IPV4=m
# CONFIG_NF_SOCKET_IPV4 is not set
# CONFIG_NF_DUP_IPV4 is not set
CONFIG_NF_LOG_ARP=m
CONFIG_NF_LOG_IPV4=m
CONFIG_NF_REJECT_IPV4=m
CONFIG_NF_NAT_IPV4=m
CONFIG_NF_NAT_MASQUERADE_IPV4=m
# CONFIG_NF_NAT_PPTP is not set
# CONFIG_NF_NAT_H323 is not set
CONFIG_IP_NF_IPTABLES=m
CONFIG_IP_NF_FILTER=m
CONFIG_IP_NF_TARGET_REJECT=m
CONFIG_IP_NF_NAT=m
CONFIG_IP_NF_TARGET_MASQUERADE=m
CONFIG_IP_NF_MANGLE=m
# CONFIG_IP_NF_RAW is not set
# CONFIG_BRIDGE_NF_EBTABLES is not set
# CONFIG_IP_DCCP is not set
# CONFIG_IP_SCTP is not set
# CONFIG_RDS is not set
# CONFIG_TIPC is not set
# CONFIG_ATM is not set
# CONFIG_L2TP is not set
CONFIG_STP=m
CONFIG_BRIDGE=m
CONFIG_BRIDGE_IGMP_SNOOPING=y
# CONFIG_BRIDGE_VLAN_FILTERING is not set
CONFIG_HAVE_NET_DSA=y
# CONFIG_NET_DSA is not set
CONFIG_VLAN_8021Q=m
# CONFIG_VLAN_8021Q_GVRP is not set
# CONFIG_VLAN_8021Q_MVRP is not set
# CONFIG_DECNET is not set
CONFIG_LLC=m
# CONFIG_LLC2 is not set
# CONFIG_IPX is not set
# CONFIG_ATALK is not set
# CONFIG_X25 is not set
# CONFIG_LAPB is not set
# CONFIG_PHONET is not set
# CONFIG_IEEE802154 is not set
# CONFIG_NET_SCHED is not set
# CONFIG_DCB is not set
CONFIG_DNS_RESOLVER=y
# CONFIG_BATMAN_ADV is not set
# CONFIG_OPENVSWITCH is not set
# CONFIG_VSOCKETS is not set
# CONFIG_NETLINK_DIAG is not set
# CONFIG_MPLS is not set
# CONFIG_HSR is not set
# CONFIG_NET_SWITCHDEV is not set
# CONFIG_NET_L3_MASTER_DEV is not set
# CONFIG_NET_NCSI is not set
CONFIG_RPS=y
CONFIG_RFS_ACCEL=y
CONFIG_XPS=y
# CONFIG_CGROUP_NET_PRIO is not set
# CONFIG_CGROUP_NET_CLASSID is not set
CONFIG_NET_RX_BUSY_POLL=y
CONFIG_BQL=y
# CONFIG_BPF_JIT is not set
CONFIG_NET_FLOW_LIMIT=y
#
# Network testing
#
# CONFIG_NET_PKTGEN is not set
# CONFIG_NET_TCPPROBE is not set
# CONFIG_NET_DROP_MONITOR is not set
# CONFIG_HAMRADIO is not set
# CONFIG_CAN is not set
# CONFIG_IRDA is not set
# CONFIG_BT is not set
# CONFIG_AF_RXRPC is not set
# CONFIG_AF_KCM is not set
# CONFIG_STREAM_PARSER is not set
CONFIG_WIRELESS=y
# CONFIG_CFG80211 is not set
# CONFIG_LIB80211 is not set
#
# CFG80211 needs to be enabled for MAC80211
#
CONFIG_MAC80211_STA_HASH_MAX_SIZE=0
# CONFIG_WIMAX is not set
# CONFIG_RFKILL is not set
# CONFIG_NET_9P is not set
# CONFIG_CAIF is not set
# CONFIG_CEPH_LIB is not set
# CONFIG_NFC is not set
# CONFIG_PSAMPLE is not set
# CONFIG_NET_IFE is not set
# CONFIG_LWTUNNEL is not set
CONFIG_DST_CACHE=y
CONFIG_GRO_CELLS=y
# CONFIG_NET_DEVLINK is not set
CONFIG_MAY_USE_DEVLINK=y
CONFIG_HAVE_EBPF_JIT=y
#
# Device Drivers
#
#
# Generic Driver Options
#
CONFIG_UEVENT_HELPER=y
CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
CONFIG_DEVTMPFS=y
CONFIG_DEVTMPFS_MOUNT=y
CONFIG_STANDALONE=y
CONFIG_PREVENT_FIRMWARE_BUILD=y
CONFIG_FW_LOADER=y
CONFIG_FIRMWARE_IN_KERNEL=y
CONFIG_EXTRA_FIRMWARE=""
# CONFIG_FW_LOADER_USER_HELPER_FALLBACK is not set
CONFIG_ALLOW_DEV_COREDUMP=y
# CONFIG_DEBUG_DRIVER is not set
# CONFIG_DEBUG_DEVRES is not set
# CONFIG_DEBUG_TEST_DRIVER_REMOVE is not set
# CONFIG_TEST_ASYNC_DRIVER_PROBE is not set
# CONFIG_SYS_HYPERVISOR is not set
# CONFIG_GENERIC_CPU_DEVICES is not set
CONFIG_GENERIC_CPU_AUTOPROBE=y
CONFIG_REGMAP=y
CONFIG_REGMAP_I2C=y
# CONFIG_DMA_SHARED_BUFFER is not set
#
# Bus devices
#
# CONFIG_SIMPLE_PM_BUS is not set
# CONFIG_CONNECTOR is not set
# CONFIG_MTD is not set
CONFIG_DTC=y
CONFIG_OF=y
# CONFIG_OF_UNITTEST is not set
CONFIG_OF_FLATTREE=y
CONFIG_OF_EARLY_FLATTREE=y
CONFIG_OF_DYNAMIC=y
CONFIG_OF_ADDRESS=y
CONFIG_OF_ADDRESS_PCI=y
CONFIG_OF_IRQ=y
CONFIG_OF_NET=y
CONFIG_OF_MDIO=y
CONFIG_OF_PCI=y
CONFIG_OF_PCI_IRQ=y
CONFIG_OF_RESERVED_MEM=y
# CONFIG_OF_OVERLAY is not set
CONFIG_ARCH_MIGHT_HAVE_PC_PARPORT=y
CONFIG_PARPORT=m
CONFIG_PARPORT_PC=m
# CONFIG_PARPORT_SERIAL is not set
# CONFIG_PARPORT_PC_FIFO is not set
# CONFIG_PARPORT_PC_SUPERIO is not set
# CONFIG_PARPORT_GSC is not set
# CONFIG_PARPORT_AX88796 is not set
# CONFIG_PARPORT_1284 is not set
CONFIG_BLK_DEV=y
# CONFIG_BLK_DEV_NULL_BLK is not set
CONFIG_BLK_DEV_FD=m
# CONFIG_PARIDE is not set
# CONFIG_BLK_DEV_PCIESSD_MTIP32XX is not set
# CONFIG_BLK_CPQ_CISS_DA is not set
# CONFIG_BLK_DEV_DAC960 is not set
# CONFIG_BLK_DEV_UMEM is not set
# CONFIG_BLK_DEV_COW_COMMON is not set
CONFIG_BLK_DEV_LOOP=y
CONFIG_BLK_DEV_LOOP_MIN_COUNT=8
# CONFIG_BLK_DEV_CRYPTOLOOP is not set
# CONFIG_BLK_DEV_DRBD is not set
CONFIG_BLK_DEV_NBD=m
# CONFIG_BLK_DEV_SKD is not set
# CONFIG_BLK_DEV_SX8 is not set
CONFIG_BLK_DEV_RAM=y
CONFIG_BLK_DEV_RAM_COUNT=16
CONFIG_BLK_DEV_RAM_SIZE=65536
# CONFIG_BLK_DEV_RAM_DAX is not set
# CONFIG_CDROM_PKTCDVD is not set
# CONFIG_ATA_OVER_ETH is not set
CONFIG_VIRTIO_BLK=m
# CONFIG_VIRTIO_BLK_SCSI is not set
# CONFIG_BLK_DEV_RBD is not set
# CONFIG_BLK_DEV_RSXX is not set
# CONFIG_BLK_DEV_NVME is not set
# CONFIG_NVME_RDMA is not set
# CONFIG_NVME_FC is not set
#
# Misc devices
#
# CONFIG_SENSORS_LIS3LV02D is not set
# CONFIG_AD525X_DPOT is not set
# CONFIG_DUMMY_IRQ is not set
# CONFIG_PHANTOM is not set
# CONFIG_SGI_IOC4 is not set
# CONFIG_TIFM_CORE is not set
# CONFIG_ICS932S401 is not set
# CONFIG_ENCLOSURE_SERVICES is not set
# CONFIG_HP_ILO is not set
# CONFIG_APDS9802ALS is not set
# CONFIG_ISL29003 is not set
# CONFIG_ISL29020 is not set
# CONFIG_SENSORS_TSL2550 is not set
# CONFIG_SENSORS_BH1770 is not set
# CONFIG_SENSORS_APDS990X is not set
# CONFIG_HMC6352 is not set
# CONFIG_DS1682 is not set
# CONFIG_USB_SWITCH_FSA9480 is not set
# CONFIG_SRAM is not set
# CONFIG_PCI_ENDPOINT_TEST is not set
# CONFIG_C2PORT is not set
#
# EEPROM support
#
# CONFIG_EEPROM_AT24 is not set
# CONFIG_EEPROM_LEGACY is not set
# CONFIG_EEPROM_MAX6875 is not set
# CONFIG_EEPROM_93CX6 is not set
# CONFIG_EEPROM_IDT_89HPESX is not set
# CONFIG_CB710_CORE is not set
#
# Texas Instruments shared transport line discipline
#
# CONFIG_SENSORS_LIS3_I2C is not set
#
# Altera FPGA firmware download module
#
# CONFIG_ALTERA_STAPL is not set
#
# Intel MIC Bus Driver
#
#
# SCIF Bus Driver
#
#
# VOP Bus Driver
#
#
# Intel MIC Host Driver
#
#
# Intel MIC Card Driver
#
#
# SCIF Driver
#
#
# Intel MIC Coprocessor State Management (COSM) Drivers
#
#
# VOP Driver
#
# CONFIG_GENWQE is not set
# CONFIG_ECHO is not set
CONFIG_CXL_BASE=y
CONFIG_CXL_AFU_DRIVER_OPS=y
CONFIG_CXL_LIB=y
CONFIG_CXL=m
CONFIG_HAVE_IDE=y
CONFIG_IDE=y
#
# Please see Documentation/ide/ide.txt for help/info on IDE drives
#
CONFIG_IDE_XFER_MODE=y
CONFIG_IDE_TIMINGS=y
CONFIG_IDE_ATAPI=y
# CONFIG_BLK_DEV_IDE_SATA is not set
CONFIG_IDE_GD=y
CONFIG_IDE_GD_ATA=y
# CONFIG_IDE_GD_ATAPI is not set
CONFIG_BLK_DEV_IDECD=y
CONFIG_BLK_DEV_IDECD_VERBOSE_ERRORS=y
# CONFIG_BLK_DEV_IDETAPE is not set
# CONFIG_IDE_TASK_IOCTL is not set
CONFIG_IDE_PROC_FS=y
#
# IDE chipset support/bugfixes
#
# CONFIG_BLK_DEV_PLATFORM is not set
CONFIG_BLK_DEV_IDEDMA_SFF=y
#
# PCI IDE chipsets support
#
CONFIG_BLK_DEV_IDEPCI=y
CONFIG_IDEPCI_PCIBUS_ORDER=y
# CONFIG_BLK_DEV_OFFBOARD is not set
CONFIG_BLK_DEV_GENERIC=y
# CONFIG_BLK_DEV_OPTI621 is not set
CONFIG_BLK_DEV_IDEDMA_PCI=y
# CONFIG_BLK_DEV_AEC62XX is not set
# CONFIG_BLK_DEV_ALI15X3 is not set
CONFIG_BLK_DEV_AMD74XX=y
# CONFIG_BLK_DEV_CMD64X is not set
# CONFIG_BLK_DEV_TRIFLEX is not set
# CONFIG_BLK_DEV_HPT366 is not set
# CONFIG_BLK_DEV_JMICRON is not set
# CONFIG_BLK_DEV_PIIX is not set
# CONFIG_BLK_DEV_IT8172 is not set
# CONFIG_BLK_DEV_IT8213 is not set
# CONFIG_BLK_DEV_IT821X is not set
# CONFIG_BLK_DEV_NS87415 is not set
# CONFIG_BLK_DEV_PDC202XX_OLD is not set
# CONFIG_BLK_DEV_PDC202XX_NEW is not set
# CONFIG_BLK_DEV_SVWKS is not set
# CONFIG_BLK_DEV_SIIMAGE is not set
# CONFIG_BLK_DEV_SL82C105 is not set
# CONFIG_BLK_DEV_SLC90E66 is not set
# CONFIG_BLK_DEV_TRM290 is not set
# CONFIG_BLK_DEV_VIA82CXXX is not set
# CONFIG_BLK_DEV_TC86C001 is not set
CONFIG_BLK_DEV_IDEDMA=y
#
# SCSI device support
#
CONFIG_SCSI_MOD=y
CONFIG_RAID_ATTRS=m
CONFIG_SCSI=y
CONFIG_SCSI_DMA=y
CONFIG_SCSI_NETLINK=y
CONFIG_SCSI_PROC_FS=y
#
# SCSI support type (disk, tape, CD-ROM)
#
CONFIG_BLK_DEV_SD=y
CONFIG_CHR_DEV_ST=m
# CONFIG_CHR_DEV_OSST is not set
CONFIG_BLK_DEV_SR=y
CONFIG_BLK_DEV_SR_VENDOR=y
CONFIG_CHR_DEV_SG=y
# CONFIG_CHR_DEV_SCH is not set
CONFIG_SCSI_CONSTANTS=y
# CONFIG_SCSI_LOGGING is not set
# CONFIG_SCSI_SCAN_ASYNC is not set
#
# SCSI Transports
#
CONFIG_SCSI_SPI_ATTRS=m
CONFIG_SCSI_FC_ATTRS=y
CONFIG_SCSI_ISCSI_ATTRS=m
CONFIG_SCSI_SAS_ATTRS=m
# CONFIG_SCSI_SAS_LIBSAS is not set
CONFIG_SCSI_SRP_ATTRS=y
CONFIG_SCSI_LOWLEVEL=y
# CONFIG_ISCSI_TCP is not set
CONFIG_ISCSI_BOOT_SYSFS=m
CONFIG_SCSI_CXGB3_ISCSI=m
CONFIG_SCSI_CXGB4_ISCSI=m
CONFIG_SCSI_BNX2_ISCSI=m
CONFIG_BE2ISCSI=m
CONFIG_CXLFLASH=m
# CONFIG_BLK_DEV_3W_XXXX_RAID is not set
# CONFIG_SCSI_HPSA is not set
# CONFIG_SCSI_3W_9XXX is not set
# CONFIG_SCSI_3W_SAS is not set
# CONFIG_SCSI_ACARD is not set
# CONFIG_SCSI_AACRAID is not set
# CONFIG_SCSI_AIC7XXX is not set
# CONFIG_SCSI_AIC79XX is not set
# CONFIG_SCSI_AIC94XX is not set
# CONFIG_SCSI_MVSAS is not set
# CONFIG_SCSI_MVUMI is not set
# CONFIG_SCSI_ADVANSYS is not set
# CONFIG_SCSI_ARCMSR is not set
# CONFIG_SCSI_ESAS2R is not set
# CONFIG_MEGARAID_NEWGEN is not set
# CONFIG_MEGARAID_LEGACY is not set
# CONFIG_MEGARAID_SAS is not set
CONFIG_SCSI_MPT3SAS=m
CONFIG_SCSI_MPT2SAS_MAX_SGE=128
CONFIG_SCSI_MPT3SAS_MAX_SGE=128
CONFIG_SCSI_MPT2SAS=m
# CONFIG_SCSI_SMARTPQI is not set
# CONFIG_SCSI_UFSHCD is not set
# CONFIG_SCSI_HPTIOP is not set
# CONFIG_LIBFC is not set
# CONFIG_SCSI_SNIC is not set
# CONFIG_SCSI_DMX3191D is not set
# CONFIG_SCSI_EATA is not set
# CONFIG_SCSI_FUTURE_DOMAIN is not set
# CONFIG_SCSI_GDTH is not set
# CONFIG_SCSI_IPS is not set
CONFIG_SCSI_IBMVSCSI=y
CONFIG_SCSI_IBMVFC=m
CONFIG_SCSI_IBMVFC_TRACE=y
# CONFIG_SCSI_INITIO is not set
# CONFIG_SCSI_INIA100 is not set
# CONFIG_SCSI_PPA is not set
# CONFIG_SCSI_IMM is not set
# CONFIG_SCSI_STEX is not set
CONFIG_SCSI_SYM53C8XX_2=m
CONFIG_SCSI_SYM53C8XX_DMA_ADDRESSING_MODE=0
CONFIG_SCSI_SYM53C8XX_DEFAULT_TAGS=16
CONFIG_SCSI_SYM53C8XX_MAX_TAGS=64
CONFIG_SCSI_SYM53C8XX_MMIO=y
CONFIG_SCSI_IPR=y
CONFIG_SCSI_IPR_TRACE=y
CONFIG_SCSI_IPR_DUMP=y
# CONFIG_SCSI_QLOGIC_1280 is not set
CONFIG_SCSI_QLA_FC=m
CONFIG_SCSI_QLA_ISCSI=m
CONFIG_SCSI_LPFC=m
# CONFIG_SCSI_LPFC_DEBUG_FS is not set
# CONFIG_SCSI_DC395x is not set
# CONFIG_SCSI_AM53C974 is not set
# CONFIG_SCSI_WD719X is not set
# CONFIG_SCSI_DEBUG is not set
# CONFIG_SCSI_PMCRAID is not set
# CONFIG_SCSI_PM8001 is not set
# CONFIG_SCSI_BFA_FC is not set
CONFIG_SCSI_VIRTIO=m
# CONFIG_SCSI_CHELSIO_FCOE is not set
CONFIG_SCSI_DH=y
CONFIG_SCSI_DH_RDAC=m
# CONFIG_SCSI_DH_HP_SW is not set
# CONFIG_SCSI_DH_EMC is not set
CONFIG_SCSI_DH_ALUA=m
# CONFIG_SCSI_OSD_INITIATOR is not set
CONFIG_ATA=y
# CONFIG_ATA_NONSTANDARD is not set
CONFIG_ATA_VERBOSE_ERROR=y
CONFIG_SATA_PMP=y
#
# Controllers with non-SFF native interface
#
CONFIG_SATA_AHCI=y
# CONFIG_SATA_AHCI_PLATFORM is not set
# CONFIG_AHCI_CEVA is not set
# CONFIG_AHCI_QORIQ is not set
# CONFIG_SATA_INIC162X is not set
# CONFIG_SATA_ACARD_AHCI is not set
# CONFIG_SATA_SIL24 is not set
# CONFIG_ATA_SFF is not set
CONFIG_MD=y
CONFIG_BLK_DEV_MD=y
CONFIG_MD_AUTODETECT=y
CONFIG_MD_LINEAR=y
CONFIG_MD_RAID0=y
CONFIG_MD_RAID1=y
CONFIG_MD_RAID10=m
CONFIG_MD_RAID456=m
CONFIG_MD_MULTIPATH=m
CONFIG_MD_FAULTY=m
# CONFIG_BCACHE is not set
CONFIG_BLK_DEV_DM_BUILTIN=y
CONFIG_BLK_DEV_DM=y
# CONFIG_DM_MQ_DEFAULT is not set
# CONFIG_DM_DEBUG is not set
CONFIG_DM_BUFIO=m
# CONFIG_DM_DEBUG_BLOCK_MANAGER_LOCKING is not set
CONFIG_DM_BIO_PRISON=m
CONFIG_DM_PERSISTENT_DATA=m
CONFIG_DM_CRYPT=m
CONFIG_DM_SNAPSHOT=m
CONFIG_DM_THIN_PROVISIONING=m
# CONFIG_DM_CACHE is not set
# CONFIG_DM_ERA is not set
CONFIG_DM_MIRROR=m
# CONFIG_DM_LOG_USERSPACE is not set
# CONFIG_DM_RAID is not set
CONFIG_DM_ZERO=m
CONFIG_DM_MULTIPATH=m
CONFIG_DM_MULTIPATH_QL=m
CONFIG_DM_MULTIPATH_ST=m
# CONFIG_DM_DELAY is not set
CONFIG_DM_UEVENT=y
# CONFIG_DM_FLAKEY is not set
# CONFIG_DM_VERITY is not set
# CONFIG_DM_SWITCH is not set
# CONFIG_DM_LOG_WRITES is not set
# CONFIG_DM_INTEGRITY is not set
# CONFIG_TARGET_CORE is not set
# CONFIG_FUSION is not set
#
# IEEE 1394 (FireWire) support
#
# CONFIG_FIREWIRE is not set
# CONFIG_FIREWIRE_NOSY is not set
# CONFIG_MACINTOSH_DRIVERS is not set
CONFIG_NETDEVICES=y
CONFIG_MII=y
CONFIG_NET_CORE=y
CONFIG_BONDING=m
CONFIG_DUMMY=m
# CONFIG_EQUALIZER is not set
# CONFIG_NET_FC is not set
# CONFIG_NET_TEAM is not set
CONFIG_MACVLAN=m
CONFIG_MACVTAP=m
CONFIG_VXLAN=m
# CONFIG_GENEVE is not set
# CONFIG_GTP is not set
# CONFIG_MACSEC is not set
CONFIG_NETCONSOLE=y
CONFIG_NETPOLL=y
CONFIG_NET_POLL_CONTROLLER=y
CONFIG_TUN=m
CONFIG_TAP=m
# CONFIG_TUN_VNET_CROSS_LE is not set
CONFIG_VETH=m
CONFIG_VIRTIO_NET=m
# CONFIG_NLMON is not set
# CONFIG_ARCNET is not set
#
# CAIF transport drivers
#
#
# Distributed Switch Architecture drivers
#
CONFIG_ETHERNET=y
CONFIG_MDIO=m
CONFIG_NET_VENDOR_3COM=y
CONFIG_VORTEX=m
# CONFIG_TYPHOON is not set
CONFIG_NET_VENDOR_ADAPTEC=y
# CONFIG_ADAPTEC_STARFIRE is not set
CONFIG_NET_VENDOR_AGERE=y
# CONFIG_ET131X is not set
CONFIG_NET_VENDOR_ALACRITECH=y
# CONFIG_SLICOSS is not set
CONFIG_NET_VENDOR_ALTEON=y
CONFIG_ACENIC=m
CONFIG_ACENIC_OMIT_TIGON_I=y
# CONFIG_ALTERA_TSE is not set
CONFIG_NET_VENDOR_AMAZON=y
CONFIG_NET_VENDOR_AMD=y
# CONFIG_AMD8111_ETH is not set
CONFIG_PCNET32=m
# CONFIG_AMD_XGBE_HAVE_ECC is not set
CONFIG_NET_VENDOR_AQUANTIA=y
CONFIG_NET_VENDOR_ARC=y
CONFIG_NET_VENDOR_ATHEROS=y
# CONFIG_ATL2 is not set
# CONFIG_ATL1 is not set
# CONFIG_ATL1E is not set
# CONFIG_ATL1C is not set
# CONFIG_ALX is not set
# CONFIG_NET_VENDOR_AURORA is not set
CONFIG_NET_CADENCE=y
# CONFIG_MACB is not set
CONFIG_NET_VENDOR_BROADCOM=y
# CONFIG_B44 is not set
# CONFIG_BCMGENET is not set
CONFIG_BNX2=m
CONFIG_CNIC=m
CONFIG_TIGON3=y
CONFIG_TIGON3_HWMON=y
CONFIG_BNX2X=m
# CONFIG_SYSTEMPORT is not set
# CONFIG_BNXT is not set
CONFIG_NET_VENDOR_BROCADE=y
# CONFIG_BNA is not set
CONFIG_NET_VENDOR_CAVIUM=y
# CONFIG_THUNDER_NIC_PF is not set
# CONFIG_THUNDER_NIC_VF is not set
# CONFIG_THUNDER_NIC_BGX is not set
# CONFIG_THUNDER_NIC_RGX is not set
# CONFIG_LIQUIDIO is not set
# CONFIG_LIQUIDIO_VF is not set
CONFIG_NET_VENDOR_CHELSIO=y
CONFIG_CHELSIO_T1=m
# CONFIG_CHELSIO_T1_1G is not set
CONFIG_CHELSIO_T3=m
CONFIG_CHELSIO_T4=m
# CONFIG_CHELSIO_T4VF is not set
CONFIG_CHELSIO_LIB=m
CONFIG_NET_VENDOR_CISCO=y
# CONFIG_ENIC is not set
# CONFIG_DNET is not set
CONFIG_NET_VENDOR_DEC=y
# CONFIG_NET_TULIP is not set
CONFIG_NET_VENDOR_DLINK=y
# CONFIG_DL2K is not set
# CONFIG_SUNDANCE is not set
CONFIG_NET_VENDOR_EMULEX=y
CONFIG_BE2NET=m
CONFIG_BE2NET_HWMON=y
CONFIG_NET_VENDOR_EZCHIP=y
# CONFIG_EZCHIP_NPS_MANAGEMENT_ENET is not set
CONFIG_NET_VENDOR_EXAR=y
CONFIG_S2IO=m
# CONFIG_VXGE is not set
CONFIG_NET_VENDOR_HP=y
# CONFIG_HP100 is not set
CONFIG_NET_VENDOR_IBM=y
CONFIG_IBMVETH=y
# CONFIG_IBM_EMAC_ZMII is not set
# CONFIG_IBM_EMAC_RGMII is not set
# CONFIG_IBM_EMAC_TAH is not set
# CONFIG_IBM_EMAC_EMAC4 is not set
# CONFIG_IBM_EMAC_NO_FLOW_CTRL is not set
# CONFIG_IBM_EMAC_MAL_CLR_ICINTSTAT is not set
# CONFIG_IBM_EMAC_MAL_COMMON_ERR is not set
# CONFIG_IBMVNIC is not set
CONFIG_NET_VENDOR_INTEL=y
CONFIG_E100=y
CONFIG_E1000=y
CONFIG_E1000E=y
# CONFIG_IGB is not set
# CONFIG_IGBVF is not set
CONFIG_IXGB=m
CONFIG_IXGBE=m
CONFIG_IXGBE_HWMON=y
# CONFIG_IXGBEVF is not set
CONFIG_I40E=m
# CONFIG_I40EVF is not set
# CONFIG_FM10K is not set
CONFIG_NET_VENDOR_I825XX=y
# CONFIG_JME is not set
CONFIG_NET_VENDOR_MARVELL=y
# CONFIG_MVMDIO is not set
# CONFIG_SKGE is not set
# CONFIG_SKY2 is not set
CONFIG_NET_VENDOR_MELLANOX=y
CONFIG_MLX4_EN=m
CONFIG_MLX4_CORE=m
CONFIG_MLX4_DEBUG=y
# CONFIG_MLX5_CORE is not set
# CONFIG_MLXSW_CORE is not set
# CONFIG_MLXFW is not set
CONFIG_NET_VENDOR_MICREL=y
# CONFIG_KS8851_MLL is not set
# CONFIG_KSZ884X_PCI is not set
CONFIG_NET_VENDOR_MYRI=y
CONFIG_MYRI10GE=m
# CONFIG_FEALNX is not set
CONFIG_NET_VENDOR_NATSEMI=y
# CONFIG_NATSEMI is not set
# CONFIG_NS83820 is not set
CONFIG_NET_VENDOR_NETRONOME=y
# CONFIG_NFP is not set
CONFIG_NET_VENDOR_8390=y
# CONFIG_NE2K_PCI is not set
CONFIG_NET_VENDOR_NVIDIA=y
# CONFIG_FORCEDETH is not set
CONFIG_NET_VENDOR_OKI=y
# CONFIG_ETHOC is not set
CONFIG_NET_PACKET_ENGINE=y
# CONFIG_HAMACHI is not set
# CONFIG_YELLOWFIN is not set
CONFIG_NET_VENDOR_QLOGIC=y
# CONFIG_QLA3XXX is not set
# CONFIG_QLCNIC is not set
CONFIG_QLGE=m
CONFIG_NETXEN_NIC=m
# CONFIG_QED is not set
CONFIG_NET_VENDOR_QUALCOMM=y
# CONFIG_QCOM_EMAC is not set
CONFIG_NET_VENDOR_REALTEK=y
# CONFIG_8139CP is not set
# CONFIG_8139TOO is not set
# CONFIG_R8169 is not set
CONFIG_NET_VENDOR_RENESAS=y
CONFIG_NET_VENDOR_RDC=y
# CONFIG_R6040 is not set
CONFIG_NET_VENDOR_ROCKER=y
CONFIG_NET_VENDOR_SAMSUNG=y
# CONFIG_SXGBE_ETH is not set
CONFIG_NET_VENDOR_SEEQ=y
CONFIG_NET_VENDOR_SILAN=y
# CONFIG_SC92031 is not set
CONFIG_NET_VENDOR_SIS=y
# CONFIG_SIS900 is not set
# CONFIG_SIS190 is not set
CONFIG_NET_VENDOR_SOLARFLARE=y
# CONFIG_SFC is not set
# CONFIG_SFC_FALCON is not set
CONFIG_NET_VENDOR_SMSC=y
# CONFIG_EPIC100 is not set
# CONFIG_SMSC911X is not set
# CONFIG_SMSC9420 is not set
CONFIG_NET_VENDOR_STMICRO=y
# CONFIG_STMMAC_ETH is not set
CONFIG_NET_VENDOR_SUN=y
# CONFIG_HAPPYMEAL is not set
# CONFIG_SUNGEM is not set
# CONFIG_CASSINI is not set
# CONFIG_NIU is not set
CONFIG_NET_VENDOR_TEHUTI=y
# CONFIG_TEHUTI is not set
CONFIG_NET_VENDOR_TI=y
# CONFIG_TI_CPSW_ALE is not set
# CONFIG_TLAN is not set
CONFIG_NET_VENDOR_VIA=y
# CONFIG_VIA_RHINE is not set
# CONFIG_VIA_VELOCITY is not set
CONFIG_NET_VENDOR_WIZNET=y
# CONFIG_WIZNET_W5100 is not set
# CONFIG_WIZNET_W5300 is not set
CONFIG_NET_VENDOR_XILINX=y
# CONFIG_XILINX_LL_TEMAC is not set
CONFIG_NET_VENDOR_SYNOPSYS=y
# CONFIG_DWC_XLGMAC is not set
# CONFIG_FDDI is not set
# CONFIG_HIPPI is not set
CONFIG_MDIO_DEVICE=y
# CONFIG_MDIO_BCM_UNIMAC is not set
# CONFIG_MDIO_BITBANG is not set
# CONFIG_MDIO_BUS_MUX_MMIOREG is not set
# CONFIG_MDIO_HISI_FEMAC is not set
# CONFIG_MDIO_OCTEON is not set
# CONFIG_MDIO_THUNDER is not set
CONFIG_PHYLIB=y
CONFIG_SWPHY=y
#
# MII PHY device drivers
#
# CONFIG_AMD_PHY is not set
# CONFIG_AQUANTIA_PHY is not set
# CONFIG_AT803X_PHY is not set
# CONFIG_BCM7XXX_PHY is not set
# CONFIG_BCM87XX_PHY is not set
# CONFIG_BROADCOM_PHY is not set
# CONFIG_CICADA_PHY is not set
# CONFIG_CORTINA_PHY is not set
# CONFIG_DAVICOM_PHY is not set
# CONFIG_DP83848_PHY is not set
# CONFIG_DP83867_PHY is not set
CONFIG_FIXED_PHY=y
# CONFIG_ICPLUS_PHY is not set
# CONFIG_INTEL_XWAY_PHY is not set
# CONFIG_LSI_ET1011C_PHY is not set
# CONFIG_LXT_PHY is not set
# CONFIG_MARVELL_PHY is not set
# CONFIG_MARVELL_10G_PHY is not set
# CONFIG_MICREL_PHY is not set
# CONFIG_MICROCHIP_PHY is not set
# CONFIG_MICROSEMI_PHY is not set
# CONFIG_NATIONAL_PHY is not set
# CONFIG_QSEMI_PHY is not set
# CONFIG_REALTEK_PHY is not set
# CONFIG_SMSC_PHY is not set
# CONFIG_STE10XP is not set
# CONFIG_TERANETICS_PHY is not set
# CONFIG_VITESSE_PHY is not set
# CONFIG_XILINX_GMII2RGMII is not set
# CONFIG_PLIP is not set
CONFIG_PPP=m
CONFIG_PPP_BSDCOMP=m
CONFIG_PPP_DEFLATE=m
# CONFIG_PPP_FILTER is not set
# CONFIG_PPP_MPPE is not set
# CONFIG_PPP_MULTILINK is not set
CONFIG_PPPOE=m
CONFIG_PPP_ASYNC=m
CONFIG_PPP_SYNC_TTY=m
# CONFIG_SLIP is not set
CONFIG_SLHC=m
CONFIG_USB_NET_DRIVERS=y
# CONFIG_USB_CATC is not set
# CONFIG_USB_KAWETH is not set
# CONFIG_USB_PEGASUS is not set
# CONFIG_USB_RTL8150 is not set
# CONFIG_USB_RTL8152 is not set
# CONFIG_USB_LAN78XX is not set
# CONFIG_USB_USBNET is not set
# CONFIG_USB_IPHETH is not set
CONFIG_WLAN=y
CONFIG_WLAN_VENDOR_ADMTEK=y
CONFIG_WLAN_VENDOR_ATH=y
# CONFIG_ATH_DEBUG is not set
# CONFIG_ATH5K_PCI is not set
CONFIG_WLAN_VENDOR_ATMEL=y
CONFIG_WLAN_VENDOR_BROADCOM=y
CONFIG_WLAN_VENDOR_CISCO=y
CONFIG_WLAN_VENDOR_INTEL=y
CONFIG_WLAN_VENDOR_INTERSIL=y
# CONFIG_HOSTAP is not set
# CONFIG_PRISM54 is not set
CONFIG_WLAN_VENDOR_MARVELL=y
CONFIG_WLAN_VENDOR_MEDIATEK=y
CONFIG_WLAN_VENDOR_RALINK=y
CONFIG_WLAN_VENDOR_REALTEK=y
CONFIG_WLAN_VENDOR_RSI=y
CONFIG_WLAN_VENDOR_ST=y
CONFIG_WLAN_VENDOR_TI=y
CONFIG_WLAN_VENDOR_ZYDAS=y
CONFIG_WLAN_VENDOR_QUANTENNA=y
#
# Enable WiMAX (Networking options) to see the WiMAX drivers
#
# CONFIG_WAN is not set
# CONFIG_ISDN is not set
# CONFIG_NVM is not set
#
# Input device support
#
CONFIG_INPUT=y
CONFIG_INPUT_LEDS=m
# CONFIG_INPUT_FF_MEMLESS is not set
# CONFIG_INPUT_POLLDEV is not set
# CONFIG_INPUT_SPARSEKMAP is not set
# CONFIG_INPUT_MATRIXKMAP is not set
#
# Userland interfaces
#
CONFIG_INPUT_MOUSEDEV=y
# CONFIG_INPUT_MOUSEDEV_PSAUX is not set
CONFIG_INPUT_MOUSEDEV_SCREEN_X=1024
CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768
# CONFIG_INPUT_JOYDEV is not set
CONFIG_INPUT_EVDEV=m
# CONFIG_INPUT_EVBUG is not set
#
# Input Device Drivers
#
CONFIG_INPUT_KEYBOARD=y
# CONFIG_KEYBOARD_ADP5588 is not set
# CONFIG_KEYBOARD_ADP5589 is not set
CONFIG_KEYBOARD_ATKBD=y
# CONFIG_KEYBOARD_QT1070 is not set
# CONFIG_KEYBOARD_QT2160 is not set
# CONFIG_KEYBOARD_DLINK_DIR685 is not set
# CONFIG_KEYBOARD_LKKBD is not set
# CONFIG_KEYBOARD_TCA6416 is not set
# CONFIG_KEYBOARD_TCA8418 is not set
# CONFIG_KEYBOARD_LM8323 is not set
# CONFIG_KEYBOARD_LM8333 is not set
# CONFIG_KEYBOARD_MAX7359 is not set
# CONFIG_KEYBOARD_MCS is not set
# CONFIG_KEYBOARD_MPR121 is not set
# CONFIG_KEYBOARD_NEWTON is not set
# CONFIG_KEYBOARD_OPENCORES is not set
# CONFIG_KEYBOARD_STOWAWAY is not set
# CONFIG_KEYBOARD_SUNKBD is not set
# CONFIG_KEYBOARD_OMAP4 is not set
# CONFIG_KEYBOARD_TM2_TOUCHKEY is not set
# CONFIG_KEYBOARD_XTKBD is not set
# CONFIG_KEYBOARD_CAP11XX is not set
CONFIG_INPUT_MOUSE=y
CONFIG_MOUSE_PS2=y
CONFIG_MOUSE_PS2_ALPS=y
CONFIG_MOUSE_PS2_BYD=y
CONFIG_MOUSE_PS2_LOGIPS2PP=y
CONFIG_MOUSE_PS2_SYNAPTICS=y
CONFIG_MOUSE_PS2_SYNAPTICS_SMBUS=y
CONFIG_MOUSE_PS2_CYPRESS=y
CONFIG_MOUSE_PS2_TRACKPOINT=y
# CONFIG_MOUSE_PS2_ELANTECH is not set
# CONFIG_MOUSE_PS2_SENTELIC is not set
# CONFIG_MOUSE_PS2_TOUCHKIT is not set
CONFIG_MOUSE_PS2_FOCALTECH=y
CONFIG_MOUSE_PS2_SMBUS=y
# CONFIG_MOUSE_SERIAL is not set
# CONFIG_MOUSE_APPLETOUCH is not set
# CONFIG_MOUSE_BCM5974 is not set
# CONFIG_MOUSE_CYAPA is not set
# CONFIG_MOUSE_ELAN_I2C is not set
# CONFIG_MOUSE_VSXXXAA is not set
# CONFIG_MOUSE_SYNAPTICS_I2C is not set
# CONFIG_MOUSE_SYNAPTICS_USB is not set
# CONFIG_INPUT_JOYSTICK is not set
# CONFIG_INPUT_TABLET is not set
# CONFIG_INPUT_TOUCHSCREEN is not set
CONFIG_INPUT_MISC=y
# CONFIG_INPUT_AD714X is not set
# CONFIG_INPUT_ATMEL_CAPTOUCH is not set
# CONFIG_INPUT_BMA150 is not set
# CONFIG_INPUT_E3X0_BUTTON is not set
CONFIG_INPUT_PCSPKR=m
# CONFIG_INPUT_MMA8450 is not set
# CONFIG_INPUT_ATI_REMOTE2 is not set
# CONFIG_INPUT_KEYSPAN_REMOTE is not set
# CONFIG_INPUT_KXTJ9 is not set
# CONFIG_INPUT_POWERMATE is not set
# CONFIG_INPUT_YEALINK is not set
# CONFIG_INPUT_CM109 is not set
# CONFIG_INPUT_UINPUT is not set
# CONFIG_INPUT_PCF8574 is not set
# CONFIG_INPUT_ADXL34X is not set
# CONFIG_INPUT_IMS_PCU is not set
# CONFIG_INPUT_CMA3000 is not set
# CONFIG_INPUT_IDEAPAD_SLIDEBAR is not set
# CONFIG_INPUT_DRV2665_HAPTICS is not set
# CONFIG_INPUT_DRV2667_HAPTICS is not set
# CONFIG_RMI4_CORE is not set
#
# Hardware I/O ports
#
CONFIG_SERIO=y
CONFIG_ARCH_MIGHT_HAVE_PC_SERIO=y
CONFIG_SERIO_I8042=y
# CONFIG_SERIO_SERPORT is not set
# CONFIG_SERIO_PARKBD is not set
# CONFIG_SERIO_PCIPS2 is not set
CONFIG_SERIO_LIBPS2=y
# CONFIG_SERIO_RAW is not set
# CONFIG_SERIO_XILINX_XPS_PS2 is not set
# CONFIG_SERIO_ALTERA_PS2 is not set
# CONFIG_SERIO_PS2MULT is not set
# CONFIG_SERIO_ARC_PS2 is not set
# CONFIG_SERIO_APBPS2 is not set
# CONFIG_USERIO is not set
# CONFIG_GAMEPORT is not set
#
# Character devices
#
CONFIG_TTY=y
CONFIG_VT=y
CONFIG_CONSOLE_TRANSLATIONS=y
CONFIG_VT_CONSOLE=y
CONFIG_VT_CONSOLE_SLEEP=y
CONFIG_HW_CONSOLE=y
CONFIG_VT_HW_CONSOLE_BINDING=y
CONFIG_UNIX98_PTYS=y
CONFIG_LEGACY_PTYS=y
CONFIG_LEGACY_PTY_COUNT=256
# CONFIG_SERIAL_NONSTANDARD is not set
# CONFIG_NOZOMI is not set
# CONFIG_N_GSM is not set
# CONFIG_TRACE_SINK is not set
# CONFIG_PPC_EPAPR_HV_BYTECHAN is not set
CONFIG_DEVMEM=y
CONFIG_DEVKMEM=y
#
# Serial drivers
#
CONFIG_SERIAL_EARLYCON=y
CONFIG_SERIAL_8250=y
CONFIG_SERIAL_8250_DEPRECATED_OPTIONS=y
# CONFIG_SERIAL_8250_FINTEK is not set
CONFIG_SERIAL_8250_CONSOLE=y
CONFIG_SERIAL_8250_PCI=y
CONFIG_SERIAL_8250_EXAR=y
CONFIG_SERIAL_8250_NR_UARTS=4
CONFIG_SERIAL_8250_RUNTIME_UARTS=4
# CONFIG_SERIAL_8250_EXTENDED is not set
# CONFIG_SERIAL_8250_ASPEED_VUART is not set
CONFIG_SERIAL_8250_FSL=y
# CONFIG_SERIAL_8250_DW is not set
# CONFIG_SERIAL_8250_RT288X is not set
# CONFIG_SERIAL_8250_MOXA is not set
# CONFIG_SERIAL_OF_PLATFORM is not set
#
# Non-8250 serial port support
#
# CONFIG_SERIAL_UARTLITE is not set
CONFIG_SERIAL_CORE=y
CONFIG_SERIAL_CORE_CONSOLE=y
CONFIG_SERIAL_ICOM=m
CONFIG_SERIAL_JSM=m
# CONFIG_SERIAL_SCCNXP is not set
# CONFIG_SERIAL_SC16IS7XX is not set
# CONFIG_SERIAL_ALTERA_JTAGUART is not set
# CONFIG_SERIAL_ALTERA_UART is not set
# CONFIG_SERIAL_XILINX_PS_UART is not set
# CONFIG_SERIAL_ARC is not set
# CONFIG_SERIAL_RP2 is not set
# CONFIG_SERIAL_FSL_LPUART is not set
# CONFIG_SERIAL_CONEXANT_DIGICOLOR is not set
# CONFIG_SERIAL_DEV_BUS is not set
# CONFIG_PRINTER is not set
# CONFIG_PPDEV is not set
CONFIG_HVC_DRIVER=y
CONFIG_HVC_IRQ=y
CONFIG_HVC_CONSOLE=y
# CONFIG_HVC_OLD_HVSI is not set
CONFIG_HVC_OPAL=y
CONFIG_HVC_RTAS=y
# CONFIG_HVC_UDBG is not set
CONFIG_HVCS=m
CONFIG_VIRTIO_CONSOLE=m
CONFIG_IBM_BSR=m
CONFIG_POWERNV_OP_PANEL=m
CONFIG_IPMI_HANDLER=m
# CONFIG_IPMI_PANIC_EVENT is not set
CONFIG_IPMI_DEVICE_INTERFACE=m
CONFIG_IPMI_SI=m
CONFIG_IPMI_SSIF=m
CONFIG_IPMI_POWERNV=m
CONFIG_IPMI_WATCHDOG=m
CONFIG_IPMI_POWEROFF=m
CONFIG_HW_RANDOM=m
# CONFIG_HW_RANDOM_TIMERIOMEM is not set
# CONFIG_HW_RANDOM_VIRTIO is not set
CONFIG_HW_RANDOM_PSERIES=m
CONFIG_HW_RANDOM_POWERNV=m
CONFIG_HW_RANDOM_TPM=m
# CONFIG_R3964 is not set
# CONFIG_APPLICOM is not set
CONFIG_RAW_DRIVER=y
CONFIG_MAX_RAW_DEVS=1024
# CONFIG_HANGCHECK_TIMER is not set
CONFIG_TCG_TPM=y
# CONFIG_TCG_TIS is not set
CONFIG_TCG_TIS_I2C_ATMEL=m
CONFIG_TCG_TIS_I2C_INFINEON=m
CONFIG_TCG_TIS_I2C_NUVOTON=m
# CONFIG_TCG_ATMEL is not set
CONFIG_TCG_IBMVTPM=y
# CONFIG_TCG_VTPM_PROXY is not set
CONFIG_TCG_TIS_ST33ZP24=m
CONFIG_TCG_TIS_ST33ZP24_I2C=m
CONFIG_DEVPORT=y
# CONFIG_XILLYBUS is not set
#
# I2C support
#
CONFIG_I2C=y
CONFIG_I2C_BOARDINFO=y
CONFIG_I2C_COMPAT=y
# CONFIG_I2C_CHARDEV is not set
# CONFIG_I2C_MUX is not set
CONFIG_I2C_HELPER_AUTO=y
CONFIG_I2C_ALGOBIT=y
#
# I2C Hardware Bus support
#
#
# PC SMBus host controller drivers
#
# CONFIG_I2C_ALI1535 is not set
# CONFIG_I2C_ALI1563 is not set
# CONFIG_I2C_ALI15X3 is not set
# CONFIG_I2C_AMD756 is not set
# CONFIG_I2C_AMD8111 is not set
# CONFIG_I2C_I801 is not set
# CONFIG_I2C_ISCH is not set
# CONFIG_I2C_PIIX4 is not set
# CONFIG_I2C_NFORCE2 is not set
# CONFIG_I2C_SIS5595 is not set
# CONFIG_I2C_SIS630 is not set
# CONFIG_I2C_SIS96X is not set
# CONFIG_I2C_VIA is not set
# CONFIG_I2C_VIAPRO is not set
#
# I2C system bus drivers (mostly embedded / system-on-chip)
#
# CONFIG_I2C_DESIGNWARE_PLATFORM is not set
# CONFIG_I2C_DESIGNWARE_PCI is not set
# CONFIG_I2C_MPC is not set
# CONFIG_I2C_OCORES is not set
# CONFIG_I2C_PCA_PLATFORM is not set
# CONFIG_I2C_PXA_PCI is not set
# CONFIG_I2C_SIMTEC is not set
# CONFIG_I2C_XILINX is not set
#
# External I2C/SMBus adapter drivers
#
# CONFIG_I2C_DIOLAN_U2C is not set
# CONFIG_I2C_PARPORT is not set
# CONFIG_I2C_PARPORT_LIGHT is not set
# CONFIG_I2C_ROBOTFUZZ_OSIF is not set
# CONFIG_I2C_TAOS_EVM is not set
# CONFIG_I2C_TINY_USB is not set
#
# Other I2C/SMBus bus drivers
#
CONFIG_I2C_OPAL=y
# CONFIG_I2C_STUB is not set
# CONFIG_I2C_SLAVE is not set
# CONFIG_I2C_DEBUG_CORE is not set
# CONFIG_I2C_DEBUG_ALGO is not set
# CONFIG_I2C_DEBUG_BUS is not set
# CONFIG_SPI is not set
# CONFIG_SPMI is not set
# CONFIG_HSI is not set
CONFIG_PPS=y
# CONFIG_PPS_DEBUG is not set
#
# PPS clients support
#
# CONFIG_PPS_CLIENT_KTIMER is not set
# CONFIG_PPS_CLIENT_LDISC is not set
# CONFIG_PPS_CLIENT_PARPORT is not set
# CONFIG_PPS_CLIENT_GPIO is not set
#
# PPS generators support
#
#
# PTP clock support
#
CONFIG_PTP_1588_CLOCK=y
#
# Enable PHYLIB and NETWORK_PHY_TIMESTAMPING to see the additional clocks.
#
# CONFIG_GPIOLIB is not set
# CONFIG_W1 is not set
# CONFIG_POWER_AVS is not set
# CONFIG_POWER_RESET is not set
# CONFIG_POWER_SUPPLY is not set
CONFIG_HWMON=y
# CONFIG_HWMON_VID is not set
# CONFIG_HWMON_DEBUG_CHIP is not set
#
# Native drivers
#
# CONFIG_SENSORS_AD7414 is not set
# CONFIG_SENSORS_AD7418 is not set
# CONFIG_SENSORS_ADM1021 is not set
# CONFIG_SENSORS_ADM1025 is not set
# CONFIG_SENSORS_ADM1026 is not set
# CONFIG_SENSORS_ADM1029 is not set
# CONFIG_SENSORS_ADM1031 is not set
# CONFIG_SENSORS_ADM9240 is not set
# CONFIG_SENSORS_ADT7410 is not set
# CONFIG_SENSORS_ADT7411 is not set
# CONFIG_SENSORS_ADT7462 is not set
# CONFIG_SENSORS_ADT7470 is not set
# CONFIG_SENSORS_ADT7475 is not set
# CONFIG_SENSORS_ASC7621 is not set
# CONFIG_SENSORS_ASPEED is not set
# CONFIG_SENSORS_ATXP1 is not set
# CONFIG_SENSORS_DS620 is not set
# CONFIG_SENSORS_DS1621 is not set
# CONFIG_SENSORS_I5K_AMB is not set
# CONFIG_SENSORS_F75375S is not set
# CONFIG_SENSORS_GL518SM is not set
# CONFIG_SENSORS_GL520SM is not set
# CONFIG_SENSORS_G760A is not set
# CONFIG_SENSORS_G762 is not set
# CONFIG_SENSORS_HIH6130 is not set
# CONFIG_SENSORS_IBMAEM is not set
# CONFIG_SENSORS_IBMPEX is not set
CONFIG_SENSORS_IBMPOWERNV=y
# CONFIG_SENSORS_JC42 is not set
# CONFIG_SENSORS_POWR1220 is not set
# CONFIG_SENSORS_LINEAGE is not set
# CONFIG_SENSORS_LTC2945 is not set
# CONFIG_SENSORS_LTC2990 is not set
# CONFIG_SENSORS_LTC4151 is not set
# CONFIG_SENSORS_LTC4215 is not set
# CONFIG_SENSORS_LTC4222 is not set
# CONFIG_SENSORS_LTC4245 is not set
# CONFIG_SENSORS_LTC4260 is not set
# CONFIG_SENSORS_LTC4261 is not set
# CONFIG_SENSORS_MAX16065 is not set
# CONFIG_SENSORS_MAX1619 is not set
# CONFIG_SENSORS_MAX1668 is not set
# CONFIG_SENSORS_MAX197 is not set
# CONFIG_SENSORS_MAX6639 is not set
# CONFIG_SENSORS_MAX6642 is not set
# CONFIG_SENSORS_MAX6650 is not set
# CONFIG_SENSORS_MAX6697 is not set
# CONFIG_SENSORS_MAX31790 is not set
# CONFIG_SENSORS_MCP3021 is not set
# CONFIG_SENSORS_TC654 is not set
# CONFIG_SENSORS_LM63 is not set
# CONFIG_SENSORS_LM73 is not set
# CONFIG_SENSORS_LM75 is not set
# CONFIG_SENSORS_LM77 is not set
# CONFIG_SENSORS_LM78 is not set
# CONFIG_SENSORS_LM80 is not set
# CONFIG_SENSORS_LM83 is not set
# CONFIG_SENSORS_LM85 is not set
# CONFIG_SENSORS_LM87 is not set
# CONFIG_SENSORS_LM90 is not set
# CONFIG_SENSORS_LM92 is not set
# CONFIG_SENSORS_LM93 is not set
# CONFIG_SENSORS_LM95234 is not set
# CONFIG_SENSORS_LM95241 is not set
# CONFIG_SENSORS_LM95245 is not set
# CONFIG_SENSORS_NTC_THERMISTOR is not set
# CONFIG_SENSORS_NCT7802 is not set
# CONFIG_SENSORS_NCT7904 is not set
# CONFIG_SENSORS_PCF8591 is not set
# CONFIG_PMBUS is not set
# CONFIG_SENSORS_SHT21 is not set
# CONFIG_SENSORS_SHT3x is not set
# CONFIG_SENSORS_SHTC1 is not set
# CONFIG_SENSORS_SIS5595 is not set
# CONFIG_SENSORS_EMC1403 is not set
# CONFIG_SENSORS_EMC2103 is not set
# CONFIG_SENSORS_EMC6W201 is not set
# CONFIG_SENSORS_SMSC47M192 is not set
# CONFIG_SENSORS_SCH56XX_COMMON is not set
# CONFIG_SENSORS_STTS751 is not set
# CONFIG_SENSORS_SMM665 is not set
# CONFIG_SENSORS_ADC128D818 is not set
# CONFIG_SENSORS_ADS1015 is not set
# CONFIG_SENSORS_ADS7828 is not set
# CONFIG_SENSORS_AMC6821 is not set
# CONFIG_SENSORS_INA209 is not set
# CONFIG_SENSORS_INA2XX is not set
# CONFIG_SENSORS_INA3221 is not set
# CONFIG_SENSORS_TC74 is not set
# CONFIG_SENSORS_THMC50 is not set
# CONFIG_SENSORS_TMP102 is not set
# CONFIG_SENSORS_TMP103 is not set
# CONFIG_SENSORS_TMP108 is not set
# CONFIG_SENSORS_TMP401 is not set
# CONFIG_SENSORS_TMP421 is not set
# CONFIG_SENSORS_VIA686A is not set
# CONFIG_SENSORS_VT8231 is not set
# CONFIG_SENSORS_W83781D is not set
# CONFIG_SENSORS_W83791D is not set
# CONFIG_SENSORS_W83792D is not set
# CONFIG_SENSORS_W83793 is not set
# CONFIG_SENSORS_W83795 is not set
# CONFIG_SENSORS_W83L785TS is not set
# CONFIG_SENSORS_W83L786NG is not set
# CONFIG_THERMAL is not set
# CONFIG_WATCHDOG is not set
CONFIG_SSB_POSSIBLE=y
#
# Sonics Silicon Backplane
#
# CONFIG_SSB is not set
CONFIG_BCMA_POSSIBLE=y
#
# Broadcom specific AMBA
#
# CONFIG_BCMA is not set
#
# Multifunction device drivers
#
# CONFIG_MFD_CORE is not set
# CONFIG_MFD_ACT8945A is not set
# CONFIG_MFD_AS3711 is not set
# CONFIG_MFD_AS3722 is not set
# CONFIG_PMIC_ADP5520 is not set
# CONFIG_MFD_ATMEL_FLEXCOM is not set
# CONFIG_MFD_ATMEL_HLCDC is not set
# CONFIG_MFD_BCM590XX is not set
# CONFIG_MFD_AXP20X_I2C is not set
# CONFIG_PMIC_DA903X is not set
# CONFIG_MFD_DA9052_I2C is not set
# CONFIG_MFD_DA9055 is not set
# CONFIG_MFD_DA9062 is not set
# CONFIG_MFD_DA9063 is not set
# CONFIG_MFD_DA9150 is not set
# CONFIG_MFD_DLN2 is not set
# CONFIG_MFD_MC13XXX_I2C is not set
# CONFIG_MFD_HI6421_PMIC is not set
# CONFIG_HTC_PASIC3 is not set
# CONFIG_LPC_ICH is not set
# CONFIG_LPC_SCH is not set
# CONFIG_MFD_JANZ_CMODIO is not set
# CONFIG_MFD_KEMPLD is not set
# CONFIG_MFD_88PM800 is not set
# CONFIG_MFD_88PM805 is not set
# CONFIG_MFD_88PM860X is not set
# CONFIG_MFD_MAX14577 is not set
# CONFIG_MFD_MAX77620 is not set
# CONFIG_MFD_MAX77686 is not set
# CONFIG_MFD_MAX77693 is not set
# CONFIG_MFD_MAX77843 is not set
# CONFIG_MFD_MAX8907 is not set
# CONFIG_MFD_MAX8925 is not set
# CONFIG_MFD_MAX8997 is not set
# CONFIG_MFD_MAX8998 is not set
# CONFIG_MFD_MT6397 is not set
# CONFIG_MFD_MENF21BMC is not set
# CONFIG_MFD_VIPERBOARD is not set
# CONFIG_MFD_RETU is not set
# CONFIG_MFD_PCF50633 is not set
# CONFIG_MFD_RDC321X is not set
# CONFIG_MFD_RTSX_PCI is not set
# CONFIG_MFD_RT5033 is not set
# CONFIG_MFD_RTSX_USB is not set
# CONFIG_MFD_RC5T583 is not set
# CONFIG_MFD_RK808 is not set
# CONFIG_MFD_RN5T618 is not set
# CONFIG_MFD_SEC_CORE is not set
# CONFIG_MFD_SI476X_CORE is not set
# CONFIG_MFD_SM501 is not set
# CONFIG_MFD_SKY81452 is not set
# CONFIG_MFD_SMSC is not set
# CONFIG_ABX500_CORE is not set
# CONFIG_MFD_STMPE is not set
# CONFIG_MFD_SYSCON is not set
# CONFIG_MFD_TI_AM335X_TSCADC is not set
# CONFIG_MFD_LP3943 is not set
# CONFIG_MFD_LP8788 is not set
# CONFIG_MFD_TI_LMU is not set
# CONFIG_MFD_PALMAS is not set
# CONFIG_TPS6105X is not set
# CONFIG_TPS6507X is not set
# CONFIG_MFD_TPS65086 is not set
# CONFIG_MFD_TPS65090 is not set
# CONFIG_MFD_TPS65217 is not set
# CONFIG_MFD_TI_LP873X is not set
# CONFIG_MFD_TI_LP87565 is not set
# CONFIG_MFD_TPS65218 is not set
# CONFIG_MFD_TPS6586X is not set
# CONFIG_MFD_TPS65912_I2C is not set
# CONFIG_MFD_TPS80031 is not set
# CONFIG_TWL4030_CORE is not set
# CONFIG_TWL6040_CORE is not set
# CONFIG_MFD_WL1273_CORE is not set
# CONFIG_MFD_LM3533 is not set
# CONFIG_MFD_TC3589X is not set
# CONFIG_MFD_TMIO is not set
# CONFIG_MFD_VX855 is not set
# CONFIG_MFD_ARIZONA_I2C is not set
# CONFIG_MFD_WM8400 is not set
# CONFIG_MFD_WM831X_I2C is not set
# CONFIG_MFD_WM8350_I2C is not set
# CONFIG_MFD_WM8994 is not set
# CONFIG_REGULATOR is not set
# CONFIG_MEDIA_SUPPORT is not set
#
# Graphics support
#
# CONFIG_AGP is not set
CONFIG_VGA_ARB=y
CONFIG_VGA_ARB_MAX_GPUS=16
# CONFIG_DRM is not set
#
# ACP (Audio CoProcessor) Configuration
#
# CONFIG_DRM_LIB_RANDOM is not set
#
# Frame buffer Devices
#
CONFIG_FB=y
CONFIG_FIRMWARE_EDID=y
CONFIG_FB_CMDLINE=y
CONFIG_FB_NOTIFY=y
CONFIG_FB_DDC=y
# CONFIG_FB_BOOT_VESA_SUPPORT is not set
CONFIG_FB_CFB_FILLRECT=y
CONFIG_FB_CFB_COPYAREA=y
CONFIG_FB_CFB_IMAGEBLIT=y
# CONFIG_FB_CFB_REV_PIXELS_IN_BYTE is not set
# CONFIG_FB_SYS_FILLRECT is not set
# CONFIG_FB_SYS_COPYAREA is not set
# CONFIG_FB_SYS_IMAGEBLIT is not set
# CONFIG_FB_PROVIDE_GET_FB_UNMAPPED_AREA is not set
# CONFIG_FB_FOREIGN_ENDIAN is not set
# CONFIG_FB_SYS_FOPS is not set
# CONFIG_FB_SVGALIB is not set
CONFIG_FB_MACMODES=y
CONFIG_FB_BACKLIGHT=y
CONFIG_FB_MODE_HELPERS=y
CONFIG_FB_TILEBLITTING=y
#
# Frame buffer hardware drivers
#
# CONFIG_FB_CIRRUS is not set
# CONFIG_FB_PM2 is not set
# CONFIG_FB_CYBER2000 is not set
CONFIG_FB_OF=y
# CONFIG_FB_ASILIANT is not set
# CONFIG_FB_IMSTT is not set
# CONFIG_FB_VGA16 is not set
# CONFIG_FB_OPENCORES is not set
# CONFIG_FB_S1D13XXX is not set
# CONFIG_FB_NVIDIA is not set
# CONFIG_FB_RIVA is not set
# CONFIG_FB_I740 is not set
CONFIG_FB_MATROX=y
CONFIG_FB_MATROX_MILLENIUM=y
CONFIG_FB_MATROX_MYSTIQUE=y
CONFIG_FB_MATROX_G=y
# CONFIG_FB_MATROX_I2C is not set
CONFIG_FB_RADEON=y
CONFIG_FB_RADEON_I2C=y
CONFIG_FB_RADEON_BACKLIGHT=y
# CONFIG_FB_RADEON_DEBUG is not set
# CONFIG_FB_ATY128 is not set
# CONFIG_FB_ATY is not set
# CONFIG_FB_S3 is not set
# CONFIG_FB_SAVAGE is not set
# CONFIG_FB_SIS is not set
# CONFIG_FB_NEOMAGIC is not set
# CONFIG_FB_KYRO is not set
# CONFIG_FB_3DFX is not set
# CONFIG_FB_VOODOO1 is not set
# CONFIG_FB_VT8623 is not set
# CONFIG_FB_TRIDENT is not set
# CONFIG_FB_ARK is not set
# CONFIG_FB_PM3 is not set
# CONFIG_FB_CARMINE is not set
# CONFIG_FB_SMSCUFX is not set
# CONFIG_FB_UDL is not set
CONFIG_FB_IBM_GXT4500=y
# CONFIG_FB_VIRTUAL is not set
# CONFIG_FB_METRONOME is not set
# CONFIG_FB_MB862XX is not set
# CONFIG_FB_BROADSHEET is not set
# CONFIG_FB_AUO_K190X is not set
# CONFIG_FB_SIMPLE is not set
# CONFIG_FB_SM712 is not set
CONFIG_BACKLIGHT_LCD_SUPPORT=y
CONFIG_LCD_CLASS_DEVICE=m
CONFIG_LCD_PLATFORM=m
CONFIG_BACKLIGHT_CLASS_DEVICE=y
CONFIG_BACKLIGHT_GENERIC=y
# CONFIG_BACKLIGHT_PM8941_WLED is not set
# CONFIG_BACKLIGHT_ADP8860 is not set
# CONFIG_BACKLIGHT_ADP8870 is not set
# CONFIG_BACKLIGHT_LM3639 is not set
# CONFIG_BACKLIGHT_LV5207LP is not set
# CONFIG_BACKLIGHT_BD6107 is not set
# CONFIG_BACKLIGHT_ARCXCNN is not set
# CONFIG_VGASTATE is not set
#
# Console display driver support
#
# CONFIG_VGA_CONSOLE is not set
CONFIG_DUMMY_CONSOLE=y
CONFIG_DUMMY_CONSOLE_COLUMNS=80
CONFIG_DUMMY_CONSOLE_ROWS=25
CONFIG_FRAMEBUFFER_CONSOLE=y
# CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY is not set
# CONFIG_FRAMEBUFFER_CONSOLE_ROTATION is not set
CONFIG_LOGO=y
CONFIG_LOGO_LINUX_MONO=y
CONFIG_LOGO_LINUX_VGA16=y
CONFIG_LOGO_LINUX_CLUT224=y
# CONFIG_SOUND is not set
#
# HID support
#
CONFIG_HID=y
# CONFIG_HID_BATTERY_STRENGTH is not set
# CONFIG_HIDRAW is not set
# CONFIG_UHID is not set
CONFIG_HID_GENERIC=y
#
# Special HID drivers
#
CONFIG_HID_A4TECH=y
# CONFIG_HID_ACCUTOUCH is not set
# CONFIG_HID_ACRUX is not set
CONFIG_HID_APPLE=y
# CONFIG_HID_APPLEIR is not set
# CONFIG_HID_ASUS is not set
# CONFIG_HID_AUREAL is not set
CONFIG_HID_BELKIN=y
# CONFIG_HID_BETOP_FF is not set
CONFIG_HID_CHERRY=y
CONFIG_HID_CHICONY=y
# CONFIG_HID_CORSAIR is not set
# CONFIG_HID_CMEDIA is not set
CONFIG_HID_CYPRESS=y
# CONFIG_HID_DRAGONRISE is not set
# CONFIG_HID_EMS_FF is not set
# CONFIG_HID_ELECOM is not set
# CONFIG_HID_ELO is not set
CONFIG_HID_EZKEY=y
# CONFIG_HID_GEMBIRD is not set
# CONFIG_HID_GFRM is not set
# CONFIG_HID_HOLTEK is not set
# CONFIG_HID_GT683R is not set
# CONFIG_HID_KEYTOUCH is not set
# CONFIG_HID_KYE is not set
# CONFIG_HID_UCLOGIC is not set
# CONFIG_HID_WALTOP is not set
CONFIG_HID_GYRATION=y
# CONFIG_HID_ICADE is not set
CONFIG_HID_ITE=y
# CONFIG_HID_TWINHAN is not set
CONFIG_HID_KENSINGTON=y
# CONFIG_HID_LCPOWER is not set
# CONFIG_HID_LED is not set
# CONFIG_HID_LENOVO is not set
CONFIG_HID_LOGITECH=y
# CONFIG_HID_LOGITECH_HIDPP is not set
# CONFIG_LOGITECH_FF is not set
# CONFIG_LOGIRUMBLEPAD2_FF is not set
# CONFIG_LOGIG940_FF is not set
# CONFIG_LOGIWHEELS_FF is not set
# CONFIG_HID_MAGICMOUSE is not set
# CONFIG_HID_MAYFLASH is not set
CONFIG_HID_MICROSOFT=y
CONFIG_HID_MONTEREY=y
# CONFIG_HID_MULTITOUCH is not set
# CONFIG_HID_NTI is not set
# CONFIG_HID_NTRIG is not set
# CONFIG_HID_ORTEK is not set
CONFIG_HID_PANTHERLORD=y
# CONFIG_PANTHERLORD_FF is not set
# CONFIG_HID_PENMOUNT is not set
CONFIG_HID_PETALYNX=y
# CONFIG_HID_PICOLCD is not set
# CONFIG_HID_PLANTRONICS is not set
# CONFIG_HID_PRIMAX is not set
# CONFIG_HID_RETRODE is not set
# CONFIG_HID_ROCCAT is not set
# CONFIG_HID_SAITEK is not set
CONFIG_HID_SAMSUNG=y
# CONFIG_HID_SONY is not set
# CONFIG_HID_SPEEDLINK is not set
# CONFIG_HID_STEELSERIES is not set
CONFIG_HID_SUNPLUS=y
# CONFIG_HID_RMI is not set
# CONFIG_HID_GREENASIA is not set
# CONFIG_HID_SMARTJOYPLUS is not set
# CONFIG_HID_TIVO is not set
# CONFIG_HID_TOPSEED is not set
# CONFIG_HID_THINGM is not set
# CONFIG_HID_THRUSTMASTER is not set
# CONFIG_HID_UDRAW_PS3 is not set
# CONFIG_HID_WACOM is not set
# CONFIG_HID_WIIMOTE is not set
# CONFIG_HID_XINMO is not set
# CONFIG_HID_ZEROPLUS is not set
# CONFIG_HID_ZYDACRON is not set
# CONFIG_HID_SENSOR_HUB is not set
# CONFIG_HID_ALPS is not set
#
# USB HID support
#
CONFIG_USB_HID=y
# CONFIG_HID_PID is not set
CONFIG_USB_HIDDEV=y
#
# I2C HID support
#
# CONFIG_I2C_HID is not set
CONFIG_USB_OHCI_LITTLE_ENDIAN=y
CONFIG_USB_SUPPORT=y
CONFIG_USB_COMMON=y
CONFIG_USB_ARCH_HAS_HCD=y
CONFIG_USB=y
CONFIG_USB_PCI=y
# CONFIG_USB_ANNOUNCE_NEW_DEVICES is not set
#
# Miscellaneous USB options
#
CONFIG_USB_DEFAULT_PERSIST=y
# CONFIG_USB_DYNAMIC_MINORS is not set
# CONFIG_USB_OTG is not set
# CONFIG_USB_OTG_WHITELIST is not set
CONFIG_USB_MON=m
# CONFIG_USB_WUSB_CBAF is not set
#
# USB Host Controller Drivers
#
# CONFIG_USB_C67X00_HCD is not set
# CONFIG_USB_XHCI_HCD is not set
CONFIG_USB_EHCI_HCD=y
# CONFIG_USB_EHCI_ROOT_HUB_TT is not set
CONFIG_USB_EHCI_TT_NEWSCHED=y
CONFIG_USB_EHCI_PCI=y
# CONFIG_USB_EHCI_HCD_PPC_OF is not set
# CONFIG_USB_EHCI_HCD_PLATFORM is not set
# CONFIG_USB_OXU210HP_HCD is not set
# CONFIG_USB_ISP116X_HCD is not set
# CONFIG_USB_ISP1362_HCD is not set
# CONFIG_USB_FOTG210_HCD is not set
CONFIG_USB_OHCI_HCD=y
# CONFIG_USB_OHCI_HCD_PPC_OF_BE is not set
# CONFIG_USB_OHCI_HCD_PPC_OF_LE is not set
# CONFIG_USB_OHCI_HCD_PPC_OF is not set
CONFIG_USB_OHCI_HCD_PCI=y
# CONFIG_USB_OHCI_HCD_PLATFORM is not set
# CONFIG_USB_UHCI_HCD is not set
# CONFIG_USB_SL811_HCD is not set
# CONFIG_USB_R8A66597_HCD is not set
# CONFIG_USB_HCD_TEST_MODE is not set
#
# USB Device Class drivers
#
# CONFIG_USB_ACM is not set
# CONFIG_USB_PRINTER is not set
# CONFIG_USB_WDM is not set
# CONFIG_USB_TMC is not set
#
# NOTE: USB_STORAGE depends on SCSI but BLK_DEV_SD may
#
#
# also be needed; see USB_STORAGE Help for more info
#
CONFIG_USB_STORAGE=m
# CONFIG_USB_STORAGE_DEBUG is not set
# CONFIG_USB_STORAGE_REALTEK is not set
# CONFIG_USB_STORAGE_DATAFAB is not set
# CONFIG_USB_STORAGE_FREECOM is not set
# CONFIG_USB_STORAGE_ISD200 is not set
# CONFIG_USB_STORAGE_USBAT is not set
# CONFIG_USB_STORAGE_SDDR09 is not set
# CONFIG_USB_STORAGE_SDDR55 is not set
# CONFIG_USB_STORAGE_JUMPSHOT is not set
# CONFIG_USB_STORAGE_ALAUDA is not set
# CONFIG_USB_STORAGE_ONETOUCH is not set
# CONFIG_USB_STORAGE_KARMA is not set
# CONFIG_USB_STORAGE_CYPRESS_ATACB is not set
# CONFIG_USB_STORAGE_ENE_UB6250 is not set
# CONFIG_USB_UAS is not set
#
# USB Imaging devices
#
# CONFIG_USB_MDC800 is not set
# CONFIG_USB_MICROTEK is not set
# CONFIG_USBIP_CORE is not set
# CONFIG_USB_MUSB_HDRC is not set
# CONFIG_USB_DWC3 is not set
# CONFIG_USB_DWC2 is not set
# CONFIG_USB_CHIPIDEA is not set
# CONFIG_USB_ISP1760 is not set
#
# USB port drivers
#
# CONFIG_USB_USS720 is not set
# CONFIG_USB_SERIAL is not set
#
# USB Miscellaneous drivers
#
# CONFIG_USB_EMI62 is not set
# CONFIG_USB_EMI26 is not set
# CONFIG_USB_ADUTUX is not set
# CONFIG_USB_SEVSEG is not set
# CONFIG_USB_RIO500 is not set
# CONFIG_USB_LEGOTOWER is not set
# CONFIG_USB_LCD is not set
# CONFIG_USB_CYPRESS_CY7C63 is not set
# CONFIG_USB_CYTHERM is not set
# CONFIG_USB_IDMOUSE is not set
# CONFIG_USB_FTDI_ELAN is not set
# CONFIG_USB_APPLEDISPLAY is not set
# CONFIG_USB_SISUSBVGA is not set
# CONFIG_USB_LD is not set
# CONFIG_USB_TRANCEVIBRATOR is not set
# CONFIG_USB_IOWARRIOR is not set
# CONFIG_USB_TEST is not set
# CONFIG_USB_EHSET_TEST_FIXTURE is not set
# CONFIG_USB_ISIGHTFW is not set
# CONFIG_USB_YUREX is not set
# CONFIG_USB_EZUSB_FX2 is not set
# CONFIG_USB_HUB_USB251XB is not set
# CONFIG_USB_HSIC_USB3503 is not set
# CONFIG_USB_HSIC_USB4604 is not set
# CONFIG_USB_LINK_LAYER_TEST is not set
# CONFIG_USB_CHAOSKEY is not set
#
# USB Physical Layer drivers
#
# CONFIG_USB_PHY is not set
# CONFIG_NOP_USB_XCEIV is not set
# CONFIG_USB_ISP1301 is not set
# CONFIG_USB_GADGET is not set
#
# USB Power Delivery and Type-C drivers
#
# CONFIG_TYPEC_UCSI is not set
# CONFIG_USB_ULPI_BUS is not set
# CONFIG_UWB is not set
# CONFIG_MMC is not set
# CONFIG_MEMSTICK is not set
CONFIG_NEW_LEDS=y
CONFIG_LEDS_CLASS=m
# CONFIG_LEDS_CLASS_FLASH is not set
# CONFIG_LEDS_BRIGHTNESS_HW_CHANGED is not set
#
# LED drivers
#
# CONFIG_LEDS_BCM6328 is not set
# CONFIG_LEDS_BCM6358 is not set
# CONFIG_LEDS_LM3530 is not set
# CONFIG_LEDS_LM3642 is not set
# CONFIG_LEDS_PCA9532 is not set
# CONFIG_LEDS_LP3944 is not set
# CONFIG_LEDS_LP5521 is not set
# CONFIG_LEDS_LP5523 is not set
# CONFIG_LEDS_LP5562 is not set
# CONFIG_LEDS_LP8501 is not set
# CONFIG_LEDS_LP8860 is not set
# CONFIG_LEDS_PCA955X is not set
# CONFIG_LEDS_PCA963X is not set
# CONFIG_LEDS_BD2802 is not set
# CONFIG_LEDS_TCA6507 is not set
# CONFIG_LEDS_TLC591XX is not set
# CONFIG_LEDS_LM355x is not set
# CONFIG_LEDS_IS31FL319X is not set
# CONFIG_LEDS_IS31FL32XX is not set
#
# LED driver for blink(1) USB RGB LED is under Special HID drivers (HID_THINGM)
#
# CONFIG_LEDS_BLINKM is not set
CONFIG_LEDS_POWERNV=m
# CONFIG_LEDS_USER is not set
#
# LED Triggers
#
# CONFIG_LEDS_TRIGGERS is not set
# CONFIG_ACCESSIBILITY is not set
CONFIG_INFINIBAND=m
CONFIG_INFINIBAND_USER_MAD=m
CONFIG_INFINIBAND_USER_ACCESS=m
CONFIG_INFINIBAND_USER_MEM=y
CONFIG_INFINIBAND_ON_DEMAND_PAGING=y
CONFIG_INFINIBAND_ADDR_TRANS=y
CONFIG_INFINIBAND_MTHCA=m
CONFIG_INFINIBAND_MTHCA_DEBUG=y
CONFIG_INFINIBAND_CXGB3=m
# CONFIG_INFINIBAND_CXGB3_DEBUG is not set
CONFIG_INFINIBAND_CXGB4=m
# CONFIG_INFINIBAND_I40IW is not set
CONFIG_MLX4_INFINIBAND=m
# CONFIG_INFINIBAND_NES is not set
# CONFIG_INFINIBAND_OCRDMA is not set
CONFIG_INFINIBAND_IPOIB=m
CONFIG_INFINIBAND_IPOIB_CM=y
CONFIG_INFINIBAND_IPOIB_DEBUG=y
# CONFIG_INFINIBAND_IPOIB_DEBUG_DATA is not set
CONFIG_INFINIBAND_SRP=m
CONFIG_INFINIBAND_ISER=m
# CONFIG_INFINIBAND_RDMAVT is not set
CONFIG_EDAC_ATOMIC_SCRUB=y
CONFIG_EDAC_SUPPORT=y
CONFIG_RTC_LIB=y
CONFIG_RTC_CLASS=y
CONFIG_RTC_HCTOSYS=y
CONFIG_RTC_HCTOSYS_DEVICE="rtc0"
CONFIG_RTC_SYSTOHC=y
CONFIG_RTC_SYSTOHC_DEVICE="rtc0"
# CONFIG_RTC_DEBUG is not set
CONFIG_RTC_NVMEM=y
#
# RTC interfaces
#
CONFIG_RTC_INTF_SYSFS=y
CONFIG_RTC_INTF_PROC=y
CONFIG_RTC_INTF_DEV=y
# CONFIG_RTC_INTF_DEV_UIE_EMUL is not set
# CONFIG_RTC_DRV_TEST is not set
#
# I2C RTC drivers
#
# CONFIG_RTC_DRV_ABB5ZES3 is not set
# CONFIG_RTC_DRV_ABX80X is not set
# CONFIG_RTC_DRV_DS1307 is not set
# CONFIG_RTC_DRV_DS1374 is not set
# CONFIG_RTC_DRV_DS1672 is not set
# CONFIG_RTC_DRV_HYM8563 is not set
# CONFIG_RTC_DRV_MAX6900 is not set
# CONFIG_RTC_DRV_RS5C372 is not set
# CONFIG_RTC_DRV_ISL1208 is not set
# CONFIG_RTC_DRV_ISL12022 is not set
# CONFIG_RTC_DRV_X1205 is not set
# CONFIG_RTC_DRV_PCF8523 is not set
# CONFIG_RTC_DRV_PCF85063 is not set
# CONFIG_RTC_DRV_PCF8563 is not set
# CONFIG_RTC_DRV_PCF8583 is not set
# CONFIG_RTC_DRV_M41T80 is not set
# CONFIG_RTC_DRV_BQ32K is not set
# CONFIG_RTC_DRV_S35390A is not set
# CONFIG_RTC_DRV_FM3130 is not set
# CONFIG_RTC_DRV_RX8010 is not set
# CONFIG_RTC_DRV_RX8581 is not set
# CONFIG_RTC_DRV_RX8025 is not set
# CONFIG_RTC_DRV_EM3027 is not set
# CONFIG_RTC_DRV_RV8803 is not set
#
# SPI RTC drivers
#
CONFIG_RTC_I2C_AND_SPI=y
#
# SPI and I2C RTC drivers
#
# CONFIG_RTC_DRV_DS3232 is not set
# CONFIG_RTC_DRV_PCF2127 is not set
# CONFIG_RTC_DRV_RV3029C2 is not set
#
# Platform RTC drivers
#
# CONFIG_RTC_DRV_CMOS is not set
# CONFIG_RTC_DRV_DS1286 is not set
# CONFIG_RTC_DRV_DS1511 is not set
# CONFIG_RTC_DRV_DS1553 is not set
# CONFIG_RTC_DRV_DS1685_FAMILY is not set
# CONFIG_RTC_DRV_DS1742 is not set
# CONFIG_RTC_DRV_DS2404 is not set
# CONFIG_RTC_DRV_STK17TA8 is not set
# CONFIG_RTC_DRV_M48T86 is not set
# CONFIG_RTC_DRV_M48T35 is not set
# CONFIG_RTC_DRV_M48T59 is not set
# CONFIG_RTC_DRV_MSM6242 is not set
# CONFIG_RTC_DRV_BQ4802 is not set
# CONFIG_RTC_DRV_RP5C01 is not set
# CONFIG_RTC_DRV_V3020 is not set
CONFIG_RTC_DRV_OPAL=y
# CONFIG_RTC_DRV_ZYNQMP is not set
#
# on-CPU RTC drivers
#
CONFIG_RTC_DRV_GENERIC=y
# CONFIG_RTC_DRV_FTRTC010 is not set
# CONFIG_RTC_DRV_SNVS is not set
# CONFIG_RTC_DRV_R7301 is not set
#
# HID Sensor RTC drivers
#
# CONFIG_RTC_DRV_HID_SENSOR_TIME is not set
# CONFIG_DMADEVICES is not set
#
# DMABUF options
#
# CONFIG_SYNC_FILE is not set
# CONFIG_AUXDISPLAY is not set
# CONFIG_PANEL is not set
CONFIG_UIO=m
# CONFIG_UIO_CIF is not set
# CONFIG_UIO_PDRV_GENIRQ is not set
# CONFIG_UIO_DMEM_GENIRQ is not set
# CONFIG_UIO_AEC is not set
# CONFIG_UIO_SERCOS3 is not set
# CONFIG_UIO_PCI_GENERIC is not set
# CONFIG_UIO_NETX is not set
# CONFIG_UIO_PRUSS is not set
# CONFIG_UIO_MF624 is not set
# CONFIG_VFIO is not set
CONFIG_IRQ_BYPASS_MANAGER=y
# CONFIG_VIRT_DRIVERS is not set
CONFIG_VIRTIO=m
#
# Virtio drivers
#
CONFIG_VIRTIO_PCI=m
CONFIG_VIRTIO_PCI_LEGACY=y
CONFIG_VIRTIO_BALLOON=m
# CONFIG_VIRTIO_INPUT is not set
# CONFIG_VIRTIO_MMIO is not set
#
# Microsoft Hyper-V guest support
#
# CONFIG_HYPERV_TSCPAGE is not set
# CONFIG_STAGING is not set
# CONFIG_HWSPINLOCK is not set
#
# Clock Source drivers
#
CONFIG_I8253_LOCK=y
CONFIG_CLKBLD_I8253=y
# CONFIG_ATMEL_PIT is not set
# CONFIG_SH_TIMER_CMT is not set
# CONFIG_SH_TIMER_MTU2 is not set
# CONFIG_SH_TIMER_TMU is not set
# CONFIG_EM_TIMER_STI is not set
# CONFIG_MAILBOX is not set
CONFIG_IOMMU_API=y
CONFIG_IOMMU_SUPPORT=y
#
# Generic IOMMU Pagetable Support
#
CONFIG_OF_IOMMU=y
CONFIG_SPAPR_TCE_IOMMU=y
#
# Remoteproc drivers
#
# CONFIG_REMOTEPROC is not set
#
# Rpmsg drivers
#
#
# SOC (System On Chip) specific Drivers
#
#
# Broadcom SoC drivers
#
#
# i.MX SoC drivers
#
# CONFIG_SUNXI_SRAM is not set
# CONFIG_SOC_TI is not set
# CONFIG_SOC_ZTE is not set
# CONFIG_PM_DEVFREQ is not set
# CONFIG_EXTCON is not set
# CONFIG_MEMORY is not set
# CONFIG_IIO is not set
# CONFIG_NTB is not set
# CONFIG_VME_BUS is not set
# CONFIG_PWM is not set
CONFIG_IRQCHIP=y
CONFIG_ARM_GIC_MAX_NR=1
# CONFIG_IPACK_BUS is not set
# CONFIG_RESET_CONTROLLER is not set
# CONFIG_FMC is not set
#
# PHY Subsystem
#
# CONFIG_GENERIC_PHY is not set
# CONFIG_BCM_KONA_USB2_PHY is not set
# CONFIG_PHY_PXA_28NM_HSIC is not set
# CONFIG_PHY_PXA_28NM_USB2 is not set
# CONFIG_POWERCAP is not set
# CONFIG_MCB is not set
#
# Performance monitor support
#
# CONFIG_RAS is not set
#
# Android
#
# CONFIG_ANDROID is not set
# CONFIG_LIBNVDIMM is not set
CONFIG_DAX=y
# CONFIG_DEV_DAX is not set
CONFIG_NVMEM=y
# CONFIG_STM is not set
# CONFIG_INTEL_TH is not set
#
# FPGA Configuration Support
#
# CONFIG_FPGA is not set
#
# FSI support
#
# CONFIG_FSI is not set
#
# File systems
#
CONFIG_DCACHE_WORD_ACCESS=y
CONFIG_FS_IOMAP=y
CONFIG_EXT2_FS=y
CONFIG_EXT2_FS_XATTR=y
CONFIG_EXT2_FS_POSIX_ACL=y
CONFIG_EXT2_FS_SECURITY=y
# CONFIG_EXT3_FS is not set
CONFIG_EXT4_FS=y
CONFIG_EXT4_FS_POSIX_ACL=y
CONFIG_EXT4_FS_SECURITY=y
# CONFIG_EXT4_ENCRYPTION is not set
# CONFIG_EXT4_DEBUG is not set
CONFIG_JBD2=y
# CONFIG_JBD2_DEBUG is not set
CONFIG_FS_MBCACHE=y
CONFIG_REISERFS_FS=m
# CONFIG_REISERFS_CHECK is not set
# CONFIG_REISERFS_PROC_INFO is not set
CONFIG_REISERFS_FS_XATTR=y
CONFIG_REISERFS_FS_POSIX_ACL=y
CONFIG_REISERFS_FS_SECURITY=y
CONFIG_JFS_FS=m
CONFIG_JFS_POSIX_ACL=y
CONFIG_JFS_SECURITY=y
# CONFIG_JFS_DEBUG is not set
# CONFIG_JFS_STATISTICS is not set
CONFIG_XFS_FS=m
# CONFIG_XFS_QUOTA is not set
CONFIG_XFS_POSIX_ACL=y
# CONFIG_XFS_RT is not set
# CONFIG_XFS_WARN is not set
# CONFIG_XFS_DEBUG is not set
# CONFIG_GFS2_FS is not set
CONFIG_BTRFS_FS=m
CONFIG_BTRFS_FS_POSIX_ACL=y
# CONFIG_BTRFS_FS_CHECK_INTEGRITY is not set
# CONFIG_BTRFS_FS_RUN_SANITY_TESTS is not set
# CONFIG_BTRFS_DEBUG is not set
# CONFIG_BTRFS_ASSERT is not set
CONFIG_NILFS2_FS=m
# CONFIG_F2FS_FS is not set
CONFIG_FS_DAX=y
CONFIG_FS_POSIX_ACL=y
CONFIG_EXPORTFS=y
# CONFIG_EXPORTFS_BLOCK_OPS is not set
CONFIG_FILE_LOCKING=y
CONFIG_MANDATORY_FILE_LOCKING=y
# CONFIG_FS_ENCRYPTION is not set
CONFIG_FSNOTIFY=y
CONFIG_DNOTIFY=y
CONFIG_INOTIFY_USER=y
# CONFIG_FANOTIFY is not set
# CONFIG_QUOTA is not set
# CONFIG_QUOTACTL is not set
CONFIG_AUTOFS4_FS=m
CONFIG_FUSE_FS=m
# CONFIG_CUSE is not set
CONFIG_OVERLAY_FS=m
# CONFIG_OVERLAY_FS_REDIRECT_DIR is not set
# CONFIG_OVERLAY_FS_INDEX is not set
#
# Caches
#
# CONFIG_FSCACHE is not set
#
# CD-ROM/DVD Filesystems
#
CONFIG_ISO9660_FS=m
# CONFIG_JOLIET is not set
# CONFIG_ZISOFS is not set
CONFIG_UDF_FS=m
CONFIG_UDF_NLS=y
#
# DOS/FAT/NT Filesystems
#
CONFIG_FAT_FS=y
CONFIG_MSDOS_FS=y
CONFIG_VFAT_FS=m
CONFIG_FAT_DEFAULT_CODEPAGE=437
CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-1"
# CONFIG_FAT_DEFAULT_UTF8 is not set
# CONFIG_NTFS_FS is not set
#
# Pseudo filesystems
#
CONFIG_PROC_FS=y
CONFIG_PROC_KCORE=y
CONFIG_PROC_VMCORE=y
CONFIG_PROC_SYSCTL=y
CONFIG_PROC_PAGE_MONITOR=y
# CONFIG_PROC_CHILDREN is not set
CONFIG_KERNFS=y
CONFIG_SYSFS=y
CONFIG_TMPFS=y
CONFIG_TMPFS_POSIX_ACL=y
CONFIG_TMPFS_XATTR=y
CONFIG_HUGETLBFS=y
CONFIG_HUGETLB_PAGE=y
CONFIG_ARCH_HAS_GIGANTIC_PAGE=y
# CONFIG_CONFIGFS_FS is not set
CONFIG_MISC_FILESYSTEMS=y
# CONFIG_ORANGEFS_FS is not set
# CONFIG_ADFS_FS is not set
# CONFIG_AFFS_FS is not set
# CONFIG_ECRYPT_FS is not set
# CONFIG_HFS_FS is not set
# CONFIG_HFSPLUS_FS is not set
# CONFIG_BEFS_FS is not set
# CONFIG_BFS_FS is not set
# CONFIG_EFS_FS is not set
CONFIG_CRAMFS=m
CONFIG_SQUASHFS=m
CONFIG_SQUASHFS_FILE_CACHE=y
# CONFIG_SQUASHFS_FILE_DIRECT is not set
CONFIG_SQUASHFS_DECOMP_SINGLE=y
# CONFIG_SQUASHFS_DECOMP_MULTI is not set
# CONFIG_SQUASHFS_DECOMP_MULTI_PERCPU is not set
CONFIG_SQUASHFS_XATTR=y
CONFIG_SQUASHFS_ZLIB=y
# CONFIG_SQUASHFS_LZ4 is not set
CONFIG_SQUASHFS_LZO=y
CONFIG_SQUASHFS_XZ=y
# CONFIG_SQUASHFS_4K_DEVBLK_SIZE is not set
# CONFIG_SQUASHFS_EMBEDDED is not set
CONFIG_SQUASHFS_FRAGMENT_CACHE_SIZE=3
# CONFIG_VXFS_FS is not set
# CONFIG_MINIX_FS is not set
# CONFIG_OMFS_FS is not set
# CONFIG_HPFS_FS is not set
# CONFIG_QNX4FS_FS is not set
# CONFIG_QNX6FS_FS is not set
# CONFIG_ROMFS_FS is not set
CONFIG_PSTORE=y
CONFIG_PSTORE_ZLIB_COMPRESS=y
# CONFIG_PSTORE_LZO_COMPRESS is not set
# CONFIG_PSTORE_LZ4_COMPRESS is not set
# CONFIG_PSTORE_CONSOLE is not set
# CONFIG_PSTORE_PMSG is not set
# CONFIG_PSTORE_RAM is not set
# CONFIG_SYSV_FS is not set
# CONFIG_UFS_FS is not set
CONFIG_NETWORK_FILESYSTEMS=y
CONFIG_NFS_FS=y
CONFIG_NFS_V2=y
CONFIG_NFS_V3=y
CONFIG_NFS_V3_ACL=y
CONFIG_NFS_V4=y
# CONFIG_NFS_SWAP is not set
# CONFIG_NFS_V4_1 is not set
# CONFIG_NFS_USE_LEGACY_DNS is not set
CONFIG_NFS_USE_KERNEL_DNS=y
CONFIG_NFSD=m
CONFIG_NFSD_V2_ACL=y
CONFIG_NFSD_V3=y
CONFIG_NFSD_V3_ACL=y
CONFIG_NFSD_V4=y
# CONFIG_NFSD_BLOCKLAYOUT is not set
# CONFIG_NFSD_SCSILAYOUT is not set
# CONFIG_NFSD_FLEXFILELAYOUT is not set
# CONFIG_NFSD_V4_SECURITY_LABEL is not set
# CONFIG_NFSD_FAULT_INJECTION is not set
CONFIG_GRACE_PERIOD=y
CONFIG_LOCKD=y
CONFIG_LOCKD_V4=y
CONFIG_NFS_ACL_SUPPORT=y
CONFIG_NFS_COMMON=y
CONFIG_SUNRPC=y
CONFIG_SUNRPC_GSS=y
# CONFIG_SUNRPC_DEBUG is not set
CONFIG_SUNRPC_XPRT_RDMA=m
# CONFIG_CEPH_FS is not set
CONFIG_CIFS=m
# CONFIG_CIFS_STATS is not set
# CONFIG_CIFS_WEAK_PW_HASH is not set
# CONFIG_CIFS_UPCALL is not set
CONFIG_CIFS_XATTR=y
CONFIG_CIFS_POSIX=y
# CONFIG_CIFS_ACL is not set
CONFIG_CIFS_DEBUG=y
# CONFIG_CIFS_DEBUG2 is not set
# CONFIG_CIFS_DEBUG_DUMP_KEYS is not set
# CONFIG_CIFS_DFS_UPCALL is not set
# CONFIG_CIFS_SMB311 is not set
# CONFIG_NCP_FS is not set
# CONFIG_CODA_FS is not set
# CONFIG_AFS_FS is not set
CONFIG_NLS=y
CONFIG_NLS_DEFAULT="utf8"
CONFIG_NLS_CODEPAGE_437=y
# CONFIG_NLS_CODEPAGE_737 is not set
# CONFIG_NLS_CODEPAGE_775 is not set
# CONFIG_NLS_CODEPAGE_850 is not set
# CONFIG_NLS_CODEPAGE_852 is not set
# CONFIG_NLS_CODEPAGE_855 is not set
# CONFIG_NLS_CODEPAGE_857 is not set
# CONFIG_NLS_CODEPAGE_860 is not set
# CONFIG_NLS_CODEPAGE_861 is not set
# CONFIG_NLS_CODEPAGE_862 is not set
# CONFIG_NLS_CODEPAGE_863 is not set
# CONFIG_NLS_CODEPAGE_864 is not set
# CONFIG_NLS_CODEPAGE_865 is not set
# CONFIG_NLS_CODEPAGE_866 is not set
# CONFIG_NLS_CODEPAGE_869 is not set
# CONFIG_NLS_CODEPAGE_936 is not set
# CONFIG_NLS_CODEPAGE_950 is not set
# CONFIG_NLS_CODEPAGE_932 is not set
# CONFIG_NLS_CODEPAGE_949 is not set
# CONFIG_NLS_CODEPAGE_874 is not set
# CONFIG_NLS_ISO8859_8 is not set
# CONFIG_NLS_CODEPAGE_1250 is not set
# CONFIG_NLS_CODEPAGE_1251 is not set
CONFIG_NLS_ASCII=y
CONFIG_NLS_ISO8859_1=y
# CONFIG_NLS_ISO8859_2 is not set
# CONFIG_NLS_ISO8859_3 is not set
# CONFIG_NLS_ISO8859_4 is not set
# CONFIG_NLS_ISO8859_5 is not set
# CONFIG_NLS_ISO8859_6 is not set
# CONFIG_NLS_ISO8859_7 is not set
# CONFIG_NLS_ISO8859_9 is not set
# CONFIG_NLS_ISO8859_13 is not set
# CONFIG_NLS_ISO8859_14 is not set
# CONFIG_NLS_ISO8859_15 is not set
# CONFIG_NLS_KOI8_R is not set
# CONFIG_NLS_KOI8_U is not set
# CONFIG_NLS_MAC_ROMAN is not set
# CONFIG_NLS_MAC_CELTIC is not set
# CONFIG_NLS_MAC_CENTEURO is not set
# CONFIG_NLS_MAC_CROATIAN is not set
# CONFIG_NLS_MAC_CYRILLIC is not set
# CONFIG_NLS_MAC_GAELIC is not set
# CONFIG_NLS_MAC_GREEK is not set
# CONFIG_NLS_MAC_ICELAND is not set
# CONFIG_NLS_MAC_INUIT is not set
# CONFIG_NLS_MAC_ROMANIAN is not set
# CONFIG_NLS_MAC_TURKISH is not set
CONFIG_NLS_UTF8=y
CONFIG_BINARY_PRINTF=y
#
# Library routines
#
CONFIG_RAID6_PQ=m
CONFIG_BITREVERSE=y
# CONFIG_HAVE_ARCH_BITREVERSE is not set
CONFIG_GENERIC_STRNCPY_FROM_USER=y
CONFIG_GENERIC_STRNLEN_USER=y
CONFIG_GENERIC_NET_UTILS=y
CONFIG_GENERIC_PCI_IOMAP=y
CONFIG_GENERIC_IOMAP=y
CONFIG_GENERIC_IO=y
CONFIG_ARCH_USE_CMPXCHG_LOCKREF=y
CONFIG_ARCH_HAS_FAST_MULTIPLIER=y
CONFIG_CRC_CCITT=m
CONFIG_CRC16=y
CONFIG_CRC_T10DIF=m
CONFIG_CRC_ITU_T=m
CONFIG_CRC32=y
# CONFIG_CRC32_SELFTEST is not set
CONFIG_CRC32_SLICEBY8=y
# CONFIG_CRC32_SLICEBY4 is not set
# CONFIG_CRC32_SARWATE is not set
# CONFIG_CRC32_BIT is not set
# CONFIG_CRC4 is not set
# CONFIG_CRC7 is not set
CONFIG_LIBCRC32C=m
# CONFIG_CRC8 is not set
# CONFIG_AUDIT_ARCH_COMPAT_GENERIC is not set
# CONFIG_RANDOM32_SELFTEST is not set
CONFIG_842_DECOMPRESS=y
CONFIG_ZLIB_INFLATE=y
CONFIG_ZLIB_DEFLATE=y
CONFIG_LZO_COMPRESS=m
CONFIG_LZO_DECOMPRESS=y
CONFIG_LZ4_DECOMPRESS=y
CONFIG_XZ_DEC=y
CONFIG_XZ_DEC_X86=y
CONFIG_XZ_DEC_POWERPC=y
CONFIG_XZ_DEC_IA64=y
CONFIG_XZ_DEC_ARM=y
CONFIG_XZ_DEC_ARMTHUMB=y
CONFIG_XZ_DEC_SPARC=y
CONFIG_XZ_DEC_BCJ=y
# CONFIG_XZ_DEC_TEST is not set
CONFIG_DECOMPRESS_GZIP=y
CONFIG_DECOMPRESS_BZIP2=y
CONFIG_DECOMPRESS_LZMA=y
CONFIG_DECOMPRESS_XZ=y
CONFIG_DECOMPRESS_LZO=y
CONFIG_DECOMPRESS_LZ4=y
CONFIG_GENERIC_ALLOCATOR=y
CONFIG_BTREE=y
CONFIG_RADIX_TREE_MULTIORDER=y
CONFIG_ASSOCIATIVE_ARRAY=y
CONFIG_HAS_IOMEM=y
CONFIG_HAS_IOPORT_MAP=y
CONFIG_HAS_DMA=y
# CONFIG_DMA_NOOP_OPS is not set
# CONFIG_DMA_VIRT_OPS is not set
CONFIG_CPU_RMAP=y
CONFIG_DQL=y
CONFIG_GLOB=y
# CONFIG_GLOB_SELFTEST is not set
CONFIG_NLATTR=y
CONFIG_CLZ_TAB=y
# CONFIG_CORDIC is not set
# CONFIG_DDR is not set
CONFIG_IRQ_POLL=y
CONFIG_MPILIB=m
CONFIG_LIBFDT=y
CONFIG_OID_REGISTRY=y
CONFIG_FONT_SUPPORT=y
# CONFIG_FONTS is not set
CONFIG_FONT_8x8=y
CONFIG_FONT_8x16=y
# CONFIG_SG_SPLIT is not set
CONFIG_SG_POOL=y
CONFIG_ARCH_HAS_SG_CHAIN=y
CONFIG_SBITMAP=y
#
# Kernel hacking
#
#
# printk and dmesg options
#
CONFIG_PRINTK_TIME=y
CONFIG_CONSOLE_LOGLEVEL_DEFAULT=7
CONFIG_MESSAGE_LOGLEVEL_DEFAULT=4
# CONFIG_DYNAMIC_DEBUG is not set
#
# Compile-time checks and compiler options
#
CONFIG_DEBUG_INFO=y
CONFIG_DEBUG_INFO_REDUCED=y
# CONFIG_DEBUG_INFO_SPLIT is not set
# CONFIG_DEBUG_INFO_DWARF4 is not set
# CONFIG_GDB_SCRIPTS is not set
CONFIG_ENABLE_WARN_DEPRECATED=y
CONFIG_ENABLE_MUST_CHECK=y
CONFIG_FRAME_WARN=2048
# CONFIG_STRIP_ASM_SYMS is not set
# CONFIG_READABLE_ASM is not set
# CONFIG_UNUSED_SYMBOLS is not set
# CONFIG_PAGE_OWNER is not set
CONFIG_DEBUG_FS=y
# CONFIG_HEADERS_CHECK is not set
# CONFIG_DEBUG_SECTION_MISMATCH is not set
CONFIG_SECTION_MISMATCH_WARN_ONLY=y
# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
CONFIG_MAGIC_SYSRQ=y
CONFIG_MAGIC_SYSRQ_DEFAULT_ENABLE=0x1
CONFIG_MAGIC_SYSRQ_SERIAL=y
CONFIG_DEBUG_KERNEL=y
#
# Memory Debugging
#
# CONFIG_PAGE_EXTENSION is not set
# CONFIG_DEBUG_PAGEALLOC is not set
# CONFIG_PAGE_POISONING is not set
# CONFIG_DEBUG_PAGE_REF is not set
# CONFIG_DEBUG_OBJECTS is not set
# CONFIG_SLUB_DEBUG_ON is not set
# CONFIG_SLUB_STATS is not set
CONFIG_HAVE_DEBUG_KMEMLEAK=y
# CONFIG_DEBUG_KMEMLEAK is not set
CONFIG_DEBUG_STACK_USAGE=y
# CONFIG_DEBUG_VM is not set
CONFIG_DEBUG_MEMORY_INIT=y
# CONFIG_DEBUG_PER_CPU_MAPS is not set
CONFIG_HAVE_DEBUG_STACKOVERFLOW=y
CONFIG_DEBUG_STACKOVERFLOW=y
# CONFIG_DEBUG_SHIRQ is not set
#
# Debug Lockups and Hangs
#
CONFIG_LOCKUP_DETECTOR=y
# CONFIG_SOFTLOCKUP_DETECTOR is not set
CONFIG_HARDLOCKUP_DETECTOR=y
# CONFIG_BOOTPARAM_HARDLOCKUP_PANIC is not set
CONFIG_BOOTPARAM_HARDLOCKUP_PANIC_VALUE=0
CONFIG_DETECT_HUNG_TASK=y
CONFIG_DEFAULT_HUNG_TASK_TIMEOUT=120
# CONFIG_BOOTPARAM_HUNG_TASK_PANIC is not set
CONFIG_BOOTPARAM_HUNG_TASK_PANIC_VALUE=0
# CONFIG_WQ_WATCHDOG is not set
# CONFIG_PANIC_ON_OOPS is not set
CONFIG_PANIC_ON_OOPS_VALUE=0
CONFIG_SCHED_DEBUG=y
CONFIG_SCHED_INFO=y
CONFIG_SCHEDSTATS=y
# CONFIG_SCHED_STACK_END_CHECK is not set
# CONFIG_DEBUG_TIMEKEEPING is not set
#
# Lock Debugging (spinlocks, mutexes, etc...)
#
# CONFIG_DEBUG_RT_MUTEXES is not set
# CONFIG_DEBUG_SPINLOCK is not set
# CONFIG_DEBUG_MUTEXES is not set
# CONFIG_DEBUG_WW_MUTEX_SLOWPATH is not set
# CONFIG_DEBUG_LOCK_ALLOC is not set
# CONFIG_PROVE_LOCKING is not set
# CONFIG_LOCK_STAT is not set
# CONFIG_DEBUG_ATOMIC_SLEEP is not set
# CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set
# CONFIG_LOCK_TORTURE_TEST is not set
# CONFIG_WW_MUTEX_SELFTEST is not set
CONFIG_STACKTRACE=y
# CONFIG_WARN_ALL_UNSEEDED_RANDOM is not set
# CONFIG_DEBUG_KOBJECT is not set
CONFIG_DEBUG_BUGVERBOSE=y
# CONFIG_DEBUG_LIST is not set
# CONFIG_DEBUG_PI_LIST is not set
# CONFIG_DEBUG_SG is not set
# CONFIG_DEBUG_NOTIFIERS is not set
# CONFIG_DEBUG_CREDENTIALS is not set
#
# RCU Debugging
#
# CONFIG_PROVE_RCU is not set
CONFIG_TORTURE_TEST=m
# CONFIG_RCU_PERF_TEST is not set
CONFIG_RCU_TORTURE_TEST=m
CONFIG_RCU_CPU_STALL_TIMEOUT=21
# CONFIG_RCU_TRACE is not set
# CONFIG_RCU_EQS_DEBUG is not set
# CONFIG_DEBUG_WQ_FORCE_RR_CPU is not set
# CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
# CONFIG_CPU_HOTPLUG_STATE_CONTROL is not set
# CONFIG_NOTIFIER_ERROR_INJECTION is not set
# CONFIG_FAULT_INJECTION is not set
CONFIG_LATENCYTOP=y
CONFIG_NOP_TRACER=y
CONFIG_HAVE_FUNCTION_TRACER=y
CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
CONFIG_HAVE_DYNAMIC_FTRACE=y
CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
CONFIG_TRACER_MAX_TRACE=y
CONFIG_TRACE_CLOCK=y
CONFIG_RING_BUFFER=y
CONFIG_EVENT_TRACING=y
CONFIG_CONTEXT_SWITCH_TRACER=y
CONFIG_RING_BUFFER_ALLOW_SWAP=y
CONFIG_TRACING=y
CONFIG_GENERIC_TRACER=y
CONFIG_TRACING_SUPPORT=y
CONFIG_FTRACE=y
# CONFIG_FUNCTION_TRACER is not set
# CONFIG_IRQSOFF_TRACER is not set
CONFIG_SCHED_TRACER=y
# CONFIG_HWLAT_TRACER is not set
# CONFIG_FTRACE_SYSCALLS is not set
CONFIG_TRACER_SNAPSHOT=y
# CONFIG_TRACER_SNAPSHOT_PER_CPU_SWAP is not set
CONFIG_BRANCH_PROFILE_NONE=y
# CONFIG_PROFILE_ANNOTATED_BRANCHES is not set
# CONFIG_PROFILE_ALL_BRANCHES is not set
# CONFIG_STACK_TRACER is not set
CONFIG_BLK_DEV_IO_TRACE=y
CONFIG_KPROBE_EVENTS=y
CONFIG_UPROBE_EVENTS=y
CONFIG_PROBE_EVENTS=y
# CONFIG_FTRACE_STARTUP_TEST is not set
# CONFIG_HIST_TRIGGERS is not set
# CONFIG_TRACEPOINT_BENCHMARK is not set
# CONFIG_RING_BUFFER_BENCHMARK is not set
# CONFIG_RING_BUFFER_STARTUP_TEST is not set
# CONFIG_TRACE_EVAL_MAP_FILE is not set
#
# Runtime Testing
#
# CONFIG_LKDTM is not set
# CONFIG_TEST_LIST_SORT is not set
# CONFIG_TEST_SORT is not set
# CONFIG_KPROBES_SANITY_TEST is not set
# CONFIG_BACKTRACE_SELF_TEST is not set
# CONFIG_RBTREE_TEST is not set
# CONFIG_INTERVAL_TREE_TEST is not set
# CONFIG_PERCPU_TEST is not set
# CONFIG_ATOMIC64_SELFTEST is not set
# CONFIG_ASYNC_RAID6_TEST is not set
# CONFIG_TEST_HEXDUMP is not set
# CONFIG_TEST_STRING_HELPERS is not set
# CONFIG_TEST_KSTRTOX is not set
# CONFIG_TEST_PRINTF is not set
# CONFIG_TEST_BITMAP is not set
# CONFIG_TEST_UUID is not set
# CONFIG_TEST_RHASHTABLE is not set
# CONFIG_TEST_HASH is not set
# CONFIG_DMA_API_DEBUG is not set
# CONFIG_TEST_LKM is not set
# CONFIG_TEST_USER_COPY is not set
# CONFIG_TEST_BPF is not set
# CONFIG_TEST_FIRMWARE is not set
# CONFIG_TEST_SYSCTL is not set
# CONFIG_TEST_UDELAY is not set
# CONFIG_MEMTEST is not set
# CONFIG_TEST_STATIC_KEYS is not set
# CONFIG_BUG_ON_DATA_CORRUPTION is not set
# CONFIG_TEST_KMOD is not set
# CONFIG_SAMPLES is not set
CONFIG_HAVE_ARCH_KGDB=y
# CONFIG_KGDB is not set
CONFIG_ARCH_HAS_UBSAN_SANITIZE_ALL=y
# CONFIG_ARCH_WANTS_UBSAN_NO_NULL is not set
# CONFIG_UBSAN is not set
CONFIG_ARCH_HAS_DEVMEM_IS_ALLOWED=y
CONFIG_STRICT_DEVMEM=y
# CONFIG_IO_STRICT_DEVMEM is not set
# CONFIG_PPC_DISABLE_WERROR is not set
CONFIG_PPC_WERROR=y
CONFIG_PRINT_STACK_DEPTH=64
# CONFIG_HCALL_STATS is not set
# CONFIG_PPC_EMULATED_STATS is not set
CONFIG_CODE_PATCHING_SELFTEST=y
CONFIG_JUMP_LABEL_FEATURE_CHECKS=y
# CONFIG_JUMP_LABEL_FEATURE_CHECK_DEBUG is not set
CONFIG_FTR_FIXUP_SELFTEST=y
CONFIG_MSI_BITMAP_SELFTEST=y
CONFIG_XMON=y
# CONFIG_XMON_DEFAULT is not set
CONFIG_XMON_DISASSEMBLY=y
CONFIG_DEBUGGER=y
# CONFIG_BOOTX_TEXT is not set
# CONFIG_PPC_EARLY_DEBUG is not set
# CONFIG_PPC_PTDUMP is not set
#
# Security options
#
CONFIG_KEYS=y
CONFIG_KEYS_COMPAT=y
CONFIG_PERSISTENT_KEYRINGS=y
CONFIG_TRUSTED_KEYS=m
CONFIG_ENCRYPTED_KEYS=m
# CONFIG_KEY_DH_OPERATIONS is not set
# CONFIG_SECURITY_DMESG_RESTRICT is not set
CONFIG_SECURITY=y
CONFIG_SECURITY_WRITABLE_HOOKS=y
CONFIG_SECURITYFS=y
CONFIG_SECURITY_NETWORK=y
# CONFIG_SECURITY_INFINIBAND is not set
CONFIG_SECURITY_NETWORK_XFRM=y
# CONFIG_SECURITY_PATH is not set
CONFIG_LSM_MMAP_MIN_ADDR=65536
CONFIG_HAVE_HARDENED_USERCOPY_ALLOCATOR=y
# CONFIG_HARDENED_USERCOPY is not set
# CONFIG_FORTIFY_SOURCE is not set
# CONFIG_STATIC_USERMODEHELPER is not set
CONFIG_SECURITY_SELINUX=y
CONFIG_SECURITY_SELINUX_BOOTPARAM=y
CONFIG_SECURITY_SELINUX_BOOTPARAM_VALUE=1
CONFIG_SECURITY_SELINUX_DISABLE=y
CONFIG_SECURITY_SELINUX_DEVELOP=y
CONFIG_SECURITY_SELINUX_AVC_STATS=y
CONFIG_SECURITY_SELINUX_CHECKREQPROT_VALUE=0
# CONFIG_SECURITY_SMACK is not set
# CONFIG_SECURITY_TOMOYO is not set
# CONFIG_SECURITY_APPARMOR is not set
# CONFIG_SECURITY_LOADPIN is not set
# CONFIG_SECURITY_YAMA is not set
CONFIG_INTEGRITY=y
# CONFIG_INTEGRITY_SIGNATURE is not set
CONFIG_INTEGRITY_AUDIT=y
CONFIG_IMA=y
CONFIG_IMA_MEASURE_PCR_IDX=10
CONFIG_IMA_LSM_RULES=y
# CONFIG_IMA_TEMPLATE is not set
CONFIG_IMA_NG_TEMPLATE=y
# CONFIG_IMA_SIG_TEMPLATE is not set
CONFIG_IMA_DEFAULT_TEMPLATE="ima-ng"
CONFIG_IMA_DEFAULT_HASH_SHA1=y
CONFIG_IMA_DEFAULT_HASH="sha1"
# CONFIG_IMA_WRITE_POLICY is not set
# CONFIG_IMA_READ_POLICY is not set
# CONFIG_IMA_APPRAISE is not set
# CONFIG_EVM is not set
# CONFIG_DEFAULT_SECURITY_SELINUX is not set
CONFIG_DEFAULT_SECURITY_DAC=y
CONFIG_DEFAULT_SECURITY=""
CONFIG_XOR_BLOCKS=m
CONFIG_ASYNC_CORE=m
CONFIG_ASYNC_MEMCPY=m
CONFIG_ASYNC_XOR=m
CONFIG_ASYNC_PQ=m
CONFIG_ASYNC_RAID6_RECOV=m
CONFIG_CRYPTO=y
#
# Crypto core or helper
#
CONFIG_CRYPTO_ALGAPI=y
CONFIG_CRYPTO_ALGAPI2=y
CONFIG_CRYPTO_AEAD=m
CONFIG_CRYPTO_AEAD2=y
CONFIG_CRYPTO_BLKCIPHER=m
CONFIG_CRYPTO_BLKCIPHER2=y
CONFIG_CRYPTO_HASH=y
CONFIG_CRYPTO_HASH2=y
CONFIG_CRYPTO_RNG=m
CONFIG_CRYPTO_RNG2=y
CONFIG_CRYPTO_RNG_DEFAULT=m
CONFIG_CRYPTO_AKCIPHER2=y
CONFIG_CRYPTO_AKCIPHER=m
CONFIG_CRYPTO_KPP2=y
CONFIG_CRYPTO_ACOMP2=y
CONFIG_CRYPTO_RSA=m
# CONFIG_CRYPTO_DH is not set
# CONFIG_CRYPTO_ECDH is not set
CONFIG_CRYPTO_MANAGER=y
CONFIG_CRYPTO_MANAGER2=y
# CONFIG_CRYPTO_USER is not set
CONFIG_CRYPTO_MANAGER_DISABLE_TESTS=y
CONFIG_CRYPTO_GF128MUL=m
CONFIG_CRYPTO_NULL=m
CONFIG_CRYPTO_NULL2=y
# CONFIG_CRYPTO_PCRYPT is not set
CONFIG_CRYPTO_WORKQUEUE=y
# CONFIG_CRYPTO_CRYPTD is not set
# CONFIG_CRYPTO_MCRYPTD is not set
CONFIG_CRYPTO_AUTHENC=m
CONFIG_CRYPTO_TEST=m
CONFIG_CRYPTO_ENGINE=m
#
# Authenticated Encryption with Associated Data
#
# CONFIG_CRYPTO_CCM is not set
# CONFIG_CRYPTO_GCM is not set
# CONFIG_CRYPTO_CHACHA20POLY1305 is not set
# CONFIG_CRYPTO_SEQIV is not set
CONFIG_CRYPTO_ECHAINIV=m
#
# Block modes
#
CONFIG_CRYPTO_CBC=m
# CONFIG_CRYPTO_CTR is not set
# CONFIG_CRYPTO_CTS is not set
CONFIG_CRYPTO_ECB=m
# CONFIG_CRYPTO_LRW is not set
CONFIG_CRYPTO_PCBC=m
# CONFIG_CRYPTO_XTS is not set
# CONFIG_CRYPTO_KEYWRAP is not set
#
# Hash modes
#
CONFIG_CRYPTO_CMAC=m
CONFIG_CRYPTO_HMAC=y
# CONFIG_CRYPTO_XCBC is not set
# CONFIG_CRYPTO_VMAC is not set
#
# Digest
#
CONFIG_CRYPTO_CRC32C=y
# CONFIG_CRYPTO_CRC32C_VPMSUM is not set
# CONFIG_CRYPTO_CRC32 is not set
CONFIG_CRYPTO_CRCT10DIF=m
# CONFIG_CRYPTO_CRCT10DIF_VPMSUM is not set
CONFIG_CRYPTO_GHASH=m
# CONFIG_CRYPTO_POLY1305 is not set
CONFIG_CRYPTO_MD4=m
CONFIG_CRYPTO_MD5=y
CONFIG_CRYPTO_MD5_PPC=m
CONFIG_CRYPTO_MICHAEL_MIC=m
# CONFIG_CRYPTO_RMD128 is not set
# CONFIG_CRYPTO_RMD160 is not set
# CONFIG_CRYPTO_RMD256 is not set
# CONFIG_CRYPTO_RMD320 is not set
CONFIG_CRYPTO_SHA1=y
CONFIG_CRYPTO_SHA1_PPC=m
CONFIG_CRYPTO_SHA256=m
# CONFIG_CRYPTO_SHA512 is not set
# CONFIG_CRYPTO_SHA3 is not set
CONFIG_CRYPTO_TGR192=m
CONFIG_CRYPTO_WP512=m
#
# Ciphers
#
CONFIG_CRYPTO_AES=y
# CONFIG_CRYPTO_AES_TI is not set
CONFIG_CRYPTO_ANUBIS=m
CONFIG_CRYPTO_ARC4=m
CONFIG_CRYPTO_BLOWFISH=m
CONFIG_CRYPTO_BLOWFISH_COMMON=m
# CONFIG_CRYPTO_CAMELLIA is not set
CONFIG_CRYPTO_CAST_COMMON=m
# CONFIG_CRYPTO_CAST5 is not set
CONFIG_CRYPTO_CAST6=m
CONFIG_CRYPTO_DES=m
# CONFIG_CRYPTO_FCRYPT is not set
CONFIG_CRYPTO_KHAZAD=m
CONFIG_CRYPTO_SALSA20=m
# CONFIG_CRYPTO_CHACHA20 is not set
# CONFIG_CRYPTO_SEED is not set
CONFIG_CRYPTO_SERPENT=m
CONFIG_CRYPTO_TEA=m
CONFIG_CRYPTO_TWOFISH=m
CONFIG_CRYPTO_TWOFISH_COMMON=m
#
# Compression
#
CONFIG_CRYPTO_DEFLATE=m
CONFIG_CRYPTO_LZO=m
# CONFIG_CRYPTO_842 is not set
# CONFIG_CRYPTO_LZ4 is not set
# CONFIG_CRYPTO_LZ4HC is not set
#
# Random Number Generation
#
CONFIG_CRYPTO_ANSI_CPRNG=m
CONFIG_CRYPTO_DRBG_MENU=m
CONFIG_CRYPTO_DRBG_HMAC=y
# CONFIG_CRYPTO_DRBG_HASH is not set
CONFIG_CRYPTO_DRBG=m
CONFIG_CRYPTO_JITTERENTROPY=m
# CONFIG_CRYPTO_USER_API_HASH is not set
# CONFIG_CRYPTO_USER_API_SKCIPHER is not set
# CONFIG_CRYPTO_USER_API_RNG is not set
# CONFIG_CRYPTO_USER_API_AEAD is not set
CONFIG_CRYPTO_HASH_INFO=y
CONFIG_CRYPTO_HW=y
# CONFIG_CRYPTO_DEV_FSL_CAAM_CRYPTO_API_DESC is not set
CONFIG_CRYPTO_DEV_NX=y
CONFIG_CRYPTO_DEV_NX_COMPRESS=y
CONFIG_CRYPTO_DEV_NX_COMPRESS_PSERIES=y
CONFIG_CRYPTO_DEV_NX_COMPRESS_POWERNV=y
# CONFIG_CRYPTO_DEV_NITROX_CNN55XX is not set
CONFIG_CRYPTO_DEV_VMX=y
CONFIG_CRYPTO_DEV_VMX_ENCRYPT=m
# CONFIG_CRYPTO_DEV_CHELSIO is not set
CONFIG_CRYPTO_DEV_VIRTIO=m
# CONFIG_ASYMMETRIC_KEY_TYPE is not set
#
# Certificates for signature checking
#
# CONFIG_SYSTEM_BLACKLIST_KEYRING is not set
CONFIG_HAVE_KVM_IRQCHIP=y
CONFIG_HAVE_KVM_IRQFD=y
CONFIG_HAVE_KVM_EVENTFD=y
CONFIG_KVM_VFIO=y
CONFIG_KVM_COMPAT=y
CONFIG_HAVE_KVM_IRQ_BYPASS=y
CONFIG_VIRTUALIZATION=y
CONFIG_KVM=y
CONFIG_KVM_BOOK3S_HANDLER=y
CONFIG_KVM_BOOK3S_64_HANDLER=y
CONFIG_KVM_BOOK3S_HV_POSSIBLE=y
CONFIG_KVM_BOOK3S_64=m
CONFIG_KVM_BOOK3S_64_HV=m
# CONFIG_KVM_BOOK3S_64_PR is not set
# CONFIG_KVM_BOOK3S_HV_EXIT_TIMING is not set
CONFIG_KVM_XICS=y
CONFIG_KVM_XIVE=y
CONFIG_VHOST_NET=m
CONFIG_VHOST=m
# CONFIG_VHOST_CROSS_ENDIAN_LEGACY is not set
^ permalink raw reply
* Re: [mainline][bisected 55469b][ppc] build error at drivers/net/ethernet/mellanox/mlx4/en_rx.c
From: Eric Dumazet @ 2018-10-30 7:05 UTC (permalink / raw)
To: abdhalee
Cc: sachinp, manvanth, linux-rdma, LKML, aneesh.kumar, netdev, brking,
linuxppc-dev, Tariq Toukan
In-Reply-To: <1540881776.20660.9.camel@abdul.in.ibm.com>
On Mon, Oct 29, 2018 at 11:43 PM Abdul Haleem
<abdhalee@linux.vnet.ibm.com> wrote:
>
> Greeting's
>
> mainline build fails on my powerpc with commit 55469b : drivers: net:
> remove <net/busy_poll.h> inclusion when not needed
>
> Machine type: PowerPC power 8 bare-metal
> kernel : 4.19.0
> gcc : 4.8.5
> config attached
>
Thanks for the report, but this patch is not in 4.19 kernel ? It is
scheduled for 4.20 only.
Anyway, mlx4 needs to include <net/ip.h> directly, instead of
assuming it is indirectly included by another file.
^ permalink raw reply
* Re: NXP P50XX/e5500: SMP doesn't work anymore with the latest Git kernel
From: Christian Zigotzky @ 2018-10-30 7:27 UTC (permalink / raw)
To: Benjamin Herrenschmidt, Scott Wood, LEROY Christophe; +Cc: linuxppc-dev
In-Reply-To: <ca934ae822ddae764736004972273ca8397184bd.camel@kernel.crashing.org>
On 30 October 2018 at 02:59AM, Benjamin Herrenschmidt wrote:
> On Tue, 2018-10-30 at 02:42 +0100, Christian Zigotzky wrote:
>> OF patch for the latest Git kernel: http://www.xenosoft.de/of_v2.patch
> This just seems to revert a whole bunch of stuff, not really the right
> way to go. Why is of_get_next_cpu_node() not finding your CPUs ? There
> must be something wrong with the device-tree...
Maybe we need a new dtb for QEMU ppce500 and P50XX machines. I don't
know. For us it is good to have this patch because we can test further.
(other updates)
With this patch, SMP works again on virtual QEMU ppce500 and P50XX
machines. If you have another code, then I will test it with QEMU and my
P5020 board.
Thanks,
Christian
>
>> ----------------------------- of_v2.patch -----------------------------
>>
>> diff -rupN a/drivers/of/base.c b/drivers/of/base.c
>> --- a/drivers/of/base.c 2018-10-30 02:19:30.827089495 +0100
>> +++ b/drivers/of/base.c 2018-10-30 02:18:51.666856715 +0100
>> @@ -395,7 +395,7 @@ struct device_node *of_get_cpu_node(int
>> {
>> struct device_node *cpun;
>>
>> - for_each_of_cpu_node(cpun) {
>> + for_each_node_by_type(cpun, "cpu") {
>> if (arch_find_n_match_cpu_physical_id(cpun, cpu, thread))
>> return cpun;
>> }
>> @@ -750,45 +750,6 @@ struct device_node *of_get_next_availabl
>> EXPORT_SYMBOL(of_get_next_available_child);
>>
>> /**
>> - * of_get_next_cpu_node - Iterate on cpu nodes
>> - * @prev: previous child of the /cpus node, or NULL to get first
>> - *
>> - * Returns a cpu node pointer with refcount incremented, use
>> of_node_put()
>> - * on it when done. Returns NULL when prev is the last child. Decrements
>> - * the refcount of prev.
>> - */
>> -struct device_node *of_get_next_cpu_node(struct device_node *prev)
>> -{
>> - struct device_node *next = NULL;
>> - unsigned long flags;
>> - struct device_node *node;
>> -
>> - if (!prev)
>> - node = of_find_node_by_path("/cpus");
>> -
>> - raw_spin_lock_irqsave(&devtree_lock, flags);
>> - if (prev)
>> - next = prev->sibling;
>> - else if (node) {
>> - next = node->child;
>> - of_node_put(node);
>> - }
>> - for (; next; next = next->sibling) {
>> - if (!(of_node_name_eq(next, "cpu") ||
>> - (next->type && !of_node_cmp(next->type, "cpu"))))
>> - continue;
>> - if (!__of_device_is_available(next))
>> - continue;
>> - if (of_node_get(next))
>> - break;
>> - }
>> - of_node_put(prev);
>> - raw_spin_unlock_irqrestore(&devtree_lock, flags);
>> - return next;
>> -}
>> -EXPORT_SYMBOL(of_get_next_cpu_node);
>> -
>> -/**
>> * of_get_compatible_child - Find compatible child node
>> * @parent: parent node
>> * @compatible: compatible string
>> diff -rupN a/include/linux/of.h b/include/linux/of.h
>> --- a/include/linux/of.h 2018-10-30 02:19:32.047096634 +0100
>> +++ b/include/linux/of.h 2018-10-30 02:18:51.666856715 +0100
>> @@ -347,7 +347,6 @@ extern const void *of_get_property(const
>> const char *name,
>> int *lenp);
>> extern struct device_node *of_get_cpu_node(int cpu, unsigned int *thread);
>> -extern struct device_node *of_get_next_cpu_node(struct device_node *prev);
>>
>> #define for_each_property_of_node(dn, pp) \
>> for (pp = dn->properties; pp != NULL; pp = pp->next)
>> @@ -757,11 +756,6 @@ static inline struct device_node *of_get
>> return NULL;
>> }
>>
>> -static inline struct device_node *of_get_next_cpu_node(struct
>> device_node *prev)
>> -{
>> - return NULL;
>> -}
>> -
>> static inline int of_n_addr_cells(struct device_node *np)
>> {
>> return 0;
>> @@ -1239,10 +1233,6 @@ static inline int of_property_read_s32(c
>> for (child = of_get_next_available_child(parent, NULL); child !=
>> NULL; \
>> child = of_get_next_available_child(parent, child))
>>
>> -#define for_each_of_cpu_node(cpu) \
>> - for (cpu = of_get_next_cpu_node(NULL); cpu != NULL; \
>> - cpu = of_get_next_cpu_node(cpu))
>> -
>> #define for_each_node_with_property(dn, prop_name) \
>> for (dn = of_find_node_with_property(NULL, prop_name); dn; \
>> dn = of_find_node_with_property(dn, prop_name))
>
^ permalink raw reply
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