From: Al Viro <viro@ftp.linux.org.uk>
To: Linus Torvalds <torvalds@osdl.org>
Cc: Jeff Garzik <jgarzik@pobox.com>, linux-kernel@vger.kernel.org
Subject: [PATCH] sata_sil24 iomem annotations and fixes
Date: Sat, 29 Oct 2005 06:38:44 +0100 [thread overview]
Message-ID: <20051029053844.GY7992@ftp.linux.org.uk> (raw)
trivial iomem annotations + missing memcpy_fromio() caught by
those
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
----
diff -urN RC14-base/drivers/scsi/sata_sil24.c current/drivers/scsi/sata_sil24.c
--- RC14-base/drivers/scsi/sata_sil24.c 2005-10-28 18:17:09.000000000 -0400
+++ current/drivers/scsi/sata_sil24.c 2005-10-28 22:23:58.000000000 -0400
@@ -220,8 +220,8 @@
/* ap->host_set->private_data */
struct sil24_host_priv {
- void *host_base; /* global controller control (128 bytes @BAR0) */
- void *port_base; /* port registers (4 * 8192 bytes @BAR2) */
+ void __iomem *host_base; /* global controller control (128 bytes @BAR0) */
+ void __iomem *port_base; /* port registers (4 * 8192 bytes @BAR2) */
};
static u8 sil24_check_status(struct ata_port *ap);
@@ -349,10 +349,12 @@
static inline void sil24_update_tf(struct ata_port *ap)
{
struct sil24_port_priv *pp = ap->private_data;
- void *port = (void *)ap->ioaddr.cmd_addr;
- struct sil24_prb *prb = port;
+ void __iomem *port = (void __iomem *)ap->ioaddr.cmd_addr;
+ struct sil24_prb __iomem *prb = port;
+ u8 fis[6 * 4];
- ata_tf_from_fis(prb->fis, &pp->tf);
+ memcpy_fromio(fis, prb->fis, 6 * 4);
+ ata_tf_from_fis(fis, &pp->tf);
}
static u8 sil24_check_status(struct ata_port *ap)
@@ -376,9 +378,9 @@
static u32 sil24_scr_read(struct ata_port *ap, unsigned sc_reg)
{
- void *scr_addr = (void *)ap->ioaddr.scr_addr;
+ void __iomem *scr_addr = (void __iomem *)ap->ioaddr.scr_addr;
if (sc_reg < ARRAY_SIZE(sil24_scr_map)) {
- void *addr;
+ void __iomem *addr;
addr = scr_addr + sil24_scr_map[sc_reg] * 4;
return readl(scr_addr + sil24_scr_map[sc_reg] * 4);
}
@@ -387,9 +389,9 @@
static void sil24_scr_write(struct ata_port *ap, unsigned sc_reg, u32 val)
{
- void *scr_addr = (void *)ap->ioaddr.scr_addr;
+ void __iomem *scr_addr = (void __iomem *)ap->ioaddr.scr_addr;
if (sc_reg < ARRAY_SIZE(sil24_scr_map)) {
- void *addr;
+ void __iomem *addr;
addr = scr_addr + sil24_scr_map[sc_reg] * 4;
writel(val, scr_addr + sil24_scr_map[sc_reg] * 4);
}
@@ -454,7 +456,7 @@
static int sil24_qc_issue(struct ata_queued_cmd *qc)
{
struct ata_port *ap = qc->ap;
- void *port = (void *)ap->ioaddr.cmd_addr;
+ void __iomem *port = (void __iomem *)ap->ioaddr.cmd_addr;
struct sil24_port_priv *pp = ap->private_data;
dma_addr_t paddr = pp->cmd_block_dma + qc->tag * sizeof(*pp->cmd_block);
@@ -467,7 +469,7 @@
/* unused */
}
-static int __sil24_reset_controller(void *port)
+static int __sil24_reset_controller(void __iomem *port)
{
int cnt;
u32 tmp;
@@ -493,7 +495,7 @@
{
printk(KERN_NOTICE DRV_NAME
" ata%u: resetting controller...\n", ap->id);
- if (__sil24_reset_controller((void *)ap->ioaddr.cmd_addr))
+ if (__sil24_reset_controller((void __iomem *)ap->ioaddr.cmd_addr))
printk(KERN_ERR DRV_NAME
" ata%u: failed to reset controller\n", ap->id);
}
@@ -527,7 +529,7 @@
{
struct ata_queued_cmd *qc = ata_qc_from_tag(ap, ap->active_tag);
struct sil24_port_priv *pp = ap->private_data;
- void *port = (void *)ap->ioaddr.cmd_addr;
+ void __iomem *port = (void __iomem *)ap->ioaddr.cmd_addr;
u32 irq_stat, cmd_err, sstatus, serror;
irq_stat = readl(port + PORT_IRQ_STAT);
@@ -574,7 +576,7 @@
static inline void sil24_host_intr(struct ata_port *ap)
{
struct ata_queued_cmd *qc = ata_qc_from_tag(ap, ap->active_tag);
- void *port = (void *)ap->ioaddr.cmd_addr;
+ void __iomem *port = (void __iomem *)ap->ioaddr.cmd_addr;
u32 slot_stat;
slot_stat = readl(port + PORT_SLOT_STAT);
@@ -689,7 +691,8 @@
struct ata_port_info *pinfo = &sil24_port_info[board_id];
struct ata_probe_ent *probe_ent = NULL;
struct sil24_host_priv *hpriv = NULL;
- void *host_base = NULL, *port_base = NULL;
+ void __iomem *host_base = NULL;
+ void __iomem *port_base = NULL;
int i, rc;
if (!printed_version++)
@@ -771,7 +774,7 @@
writel(0, host_base + HOST_CTRL);
for (i = 0; i < probe_ent->n_ports; i++) {
- void *port = port_base + i * PORT_REGS_SIZE;
+ void __iomem *port = port_base + i * PORT_REGS_SIZE;
unsigned long portu = (unsigned long)port;
u32 tmp;
int cnt;
reply other threads:[~2005-10-29 5:38 UTC|newest]
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