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Commit 36d3ea77 authored by Linus Torvalds's avatar Linus Torvalds Committed by Linus Torvalds
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libata: initial PCI memory annotations

parent d86c85a3
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Inline Side-by-side
Showing with 53 additions and 53 deletions
drivers/scsi/libata-core.c
View file @ 36d3ea77
...@@ -142,17 +142,17 @@ void ata_tf_load_mmio(struct ata_port *ap, struct ata_taskfile *tf) ...@@ -142,17 +142,17 @@ void ata_tf_load_mmio(struct ata_port *ap, struct ata_taskfile *tf)
unsigned int is_addr = tf->flags & ATA_TFLAG_ISADDR; unsigned int is_addr = tf->flags & ATA_TFLAG_ISADDR;
if (tf->ctl != ap->last_ctl) { if (tf->ctl != ap->last_ctl) {
writeb(tf->ctl, ap->ioaddr.ctl_addr); writeb(tf->ctl, (void __iomem *) ap->ioaddr.ctl_addr);
ap->last_ctl = tf->ctl; ap->last_ctl = tf->ctl;
ata_wait_idle(ap); ata_wait_idle(ap);
} }
if (is_addr && (tf->flags & ATA_TFLAG_LBA48)) { if (is_addr && (tf->flags & ATA_TFLAG_LBA48)) {
writeb(tf->hob_feature, (void *) ioaddr->feature_addr); writeb(tf->hob_feature, (void __iomem *) ioaddr->feature_addr);
writeb(tf->hob_nsect, (void *) ioaddr->nsect_addr); writeb(tf->hob_nsect, (void __iomem *) ioaddr->nsect_addr);
writeb(tf->hob_lbal, (void *) ioaddr->lbal_addr); writeb(tf->hob_lbal, (void __iomem *) ioaddr->lbal_addr);
writeb(tf->hob_lbam, (void *) ioaddr->lbam_addr); writeb(tf->hob_lbam, (void __iomem *) ioaddr->lbam_addr);
writeb(tf->hob_lbah, (void *) ioaddr->lbah_addr); writeb(tf->hob_lbah, (void __iomem *) ioaddr->lbah_addr);
VPRINTK("hob: feat 0x%X nsect 0x%X, lba 0x%X 0x%X 0x%X\n", VPRINTK("hob: feat 0x%X nsect 0x%X, lba 0x%X 0x%X 0x%X\n",
tf->hob_feature, tf->hob_feature,
tf->hob_nsect, tf->hob_nsect,
...@@ -162,11 +162,11 @@ void ata_tf_load_mmio(struct ata_port *ap, struct ata_taskfile *tf) ...@@ -162,11 +162,11 @@ void ata_tf_load_mmio(struct ata_port *ap, struct ata_taskfile *tf)
} }
if (is_addr) { if (is_addr) {
writeb(tf->feature, (void *) ioaddr->feature_addr); writeb(tf->feature, (void __iomem *) ioaddr->feature_addr);
writeb(tf->nsect, (void *) ioaddr->nsect_addr); writeb(tf->nsect, (void __iomem *) ioaddr->nsect_addr);
writeb(tf->lbal, (void *) ioaddr->lbal_addr); writeb(tf->lbal, (void __iomem *) ioaddr->lbal_addr);
writeb(tf->lbam, (void *) ioaddr->lbam_addr); writeb(tf->lbam, (void __iomem *) ioaddr->lbam_addr);
writeb(tf->lbah, (void *) ioaddr->lbah_addr); writeb(tf->lbah, (void __iomem *) ioaddr->lbah_addr);
VPRINTK("feat 0x%X nsect 0x%X lba 0x%X 0x%X 0x%X\n", VPRINTK("feat 0x%X nsect 0x%X lba 0x%X 0x%X 0x%X\n",
tf->feature, tf->feature,
tf->nsect, tf->nsect,
...@@ -176,7 +176,7 @@ void ata_tf_load_mmio(struct ata_port *ap, struct ata_taskfile *tf) ...@@ -176,7 +176,7 @@ void ata_tf_load_mmio(struct ata_port *ap, struct ata_taskfile *tf)
} }
if (tf->flags & ATA_TFLAG_DEVICE) { if (tf->flags & ATA_TFLAG_DEVICE) {
writeb(tf->device, (void *) ioaddr->device_addr); writeb(tf->device, (void __iomem *) ioaddr->device_addr);
VPRINTK("device 0x%X\n", tf->device); VPRINTK("device 0x%X\n", tf->device);
} }
...@@ -220,7 +220,7 @@ void ata_exec_command_mmio(struct ata_port *ap, struct ata_taskfile *tf) ...@@ -220,7 +220,7 @@ void ata_exec_command_mmio(struct ata_port *ap, struct ata_taskfile *tf)
{ {
DPRINTK("ata%u: cmd 0x%X\n", ap->id, tf->command); DPRINTK("ata%u: cmd 0x%X\n", ap->id, tf->command);
writeb(tf->command, (void *) ap->ioaddr.command_addr); writeb(tf->command, (void __iomem *) ap->ioaddr.command_addr);
ata_pause(ap); ata_pause(ap);
} }
...@@ -333,19 +333,19 @@ void ata_tf_read_mmio(struct ata_port *ap, struct ata_taskfile *tf) ...@@ -333,19 +333,19 @@ void ata_tf_read_mmio(struct ata_port *ap, struct ata_taskfile *tf)
{ {
struct ata_ioports *ioaddr = &ap->ioaddr; struct ata_ioports *ioaddr = &ap->ioaddr;
tf->nsect = readb((void *)ioaddr->nsect_addr); tf->nsect = readb((void __iomem *)ioaddr->nsect_addr);
tf->lbal = readb((void *)ioaddr->lbal_addr); tf->lbal = readb((void __iomem *)ioaddr->lbal_addr);
tf->lbam = readb((void *)ioaddr->lbam_addr); tf->lbam = readb((void __iomem *)ioaddr->lbam_addr);
tf->lbah = readb((void *)ioaddr->lbah_addr); tf->lbah = readb((void __iomem *)ioaddr->lbah_addr);
tf->device = readb((void *)ioaddr->device_addr); tf->device = readb((void __iomem *)ioaddr->device_addr);
if (tf->flags & ATA_TFLAG_LBA48) { if (tf->flags & ATA_TFLAG_LBA48) {
writeb(tf->ctl | ATA_HOB, ap->ioaddr.ctl_addr); writeb(tf->ctl | ATA_HOB, (void __iomem *) ap->ioaddr.ctl_addr);
tf->hob_feature = readb((void *)ioaddr->error_addr); tf->hob_feature = readb((void __iomem *)ioaddr->error_addr);
tf->hob_nsect = readb((void *)ioaddr->nsect_addr); tf->hob_nsect = readb((void __iomem *)ioaddr->nsect_addr);
tf->hob_lbal = readb((void *)ioaddr->lbal_addr); tf->hob_lbal = readb((void __iomem *)ioaddr->lbal_addr);
tf->hob_lbam = readb((void *)ioaddr->lbam_addr); tf->hob_lbam = readb((void __iomem *)ioaddr->lbam_addr);
tf->hob_lbah = readb((void *)ioaddr->lbah_addr); tf->hob_lbah = readb((void __iomem *)ioaddr->lbah_addr);
} }
} }
...@@ -378,7 +378,7 @@ u8 ata_check_status_pio(struct ata_port *ap) ...@@ -378,7 +378,7 @@ u8 ata_check_status_pio(struct ata_port *ap)
*/ */
u8 ata_check_status_mmio(struct ata_port *ap) u8 ata_check_status_mmio(struct ata_port *ap)
{ {
return readb((void *) ap->ioaddr.status_addr); return readb((void __iomem *) ap->ioaddr.status_addr);
} }
/** /**
...@@ -652,17 +652,17 @@ static unsigned int ata_mmio_devchk(struct ata_port *ap, ...@@ -652,17 +652,17 @@ static unsigned int ata_mmio_devchk(struct ata_port *ap,
__ata_dev_select(ap, device); __ata_dev_select(ap, device);
writeb(0x55, (void *) ioaddr->nsect_addr); writeb(0x55, (void __iomem *) ioaddr->nsect_addr);
writeb(0xaa, (void *) ioaddr->lbal_addr); writeb(0xaa, (void __iomem *) ioaddr->lbal_addr);
writeb(0xaa, (void *) ioaddr->nsect_addr); writeb(0xaa, (void __iomem *) ioaddr->nsect_addr);
writeb(0x55, (void *) ioaddr->lbal_addr); writeb(0x55, (void __iomem *) ioaddr->lbal_addr);
writeb(0x55, (void *) ioaddr->nsect_addr); writeb(0x55, (void __iomem *) ioaddr->nsect_addr);
writeb(0xaa, (void *) ioaddr->lbal_addr); writeb(0xaa, (void __iomem *) ioaddr->lbal_addr);
nsect = readb((void *) ioaddr->nsect_addr); nsect = readb((void __iomem *) ioaddr->nsect_addr);
lbal = readb((void *) ioaddr->lbal_addr); lbal = readb((void __iomem *) ioaddr->lbal_addr);
if ((nsect == 0x55) && (lbal == 0xaa)) if ((nsect == 0x55) && (lbal == 0xaa))
return 1; /* we found a device */ return 1; /* we found a device */
...@@ -841,7 +841,7 @@ static void __ata_dev_select (struct ata_port *ap, unsigned int device) ...@@ -841,7 +841,7 @@ static void __ata_dev_select (struct ata_port *ap, unsigned int device)
tmp = ATA_DEVICE_OBS | ATA_DEV1; tmp = ATA_DEVICE_OBS | ATA_DEV1;
if (ap->flags & ATA_FLAG_MMIO) { if (ap->flags & ATA_FLAG_MMIO) {
writeb(tmp, (void *) ap->ioaddr.device_addr); writeb(tmp, (void __iomem *) ap->ioaddr.device_addr);
} else { } else {
outb(tmp, ap->ioaddr.device_addr); outb(tmp, ap->ioaddr.device_addr);
} }
...@@ -1454,8 +1454,8 @@ static void ata_bus_post_reset(struct ata_port *ap, unsigned int devmask) ...@@ -1454,8 +1454,8 @@ static void ata_bus_post_reset(struct ata_port *ap, unsigned int devmask)
__ata_dev_select(ap, 1); __ata_dev_select(ap, 1);
if (ap->flags & ATA_FLAG_MMIO) { if (ap->flags & ATA_FLAG_MMIO) {
nsect = readb((void *) ioaddr->nsect_addr); nsect = readb((void __iomem *) ioaddr->nsect_addr);
lbal = readb((void *) ioaddr->lbal_addr); lbal = readb((void __iomem *) ioaddr->lbal_addr);
} else { } else {
nsect = inb(ioaddr->nsect_addr); nsect = inb(ioaddr->nsect_addr);
lbal = inb(ioaddr->lbal_addr); lbal = inb(ioaddr->lbal_addr);
...@@ -1519,11 +1519,11 @@ static unsigned int ata_bus_softreset(struct ata_port *ap, ...@@ -1519,11 +1519,11 @@ static unsigned int ata_bus_softreset(struct ata_port *ap,
/* software reset. causes dev0 to be selected */ /* software reset. causes dev0 to be selected */
if (ap->flags & ATA_FLAG_MMIO) { if (ap->flags & ATA_FLAG_MMIO) {
writeb(ap->ctl, ioaddr->ctl_addr); writeb(ap->ctl, (void __iomem *) ioaddr->ctl_addr);
udelay(20); /* FIXME: flush */ udelay(20); /* FIXME: flush */
writeb(ap->ctl | ATA_SRST, ioaddr->ctl_addr); writeb(ap->ctl | ATA_SRST, (void __iomem *) ioaddr->ctl_addr);
udelay(20); /* FIXME: flush */ udelay(20); /* FIXME: flush */
writeb(ap->ctl, ioaddr->ctl_addr); writeb(ap->ctl, (void __iomem *) ioaddr->ctl_addr);
} else { } else {
outb(ap->ctl, ioaddr->ctl_addr); outb(ap->ctl, ioaddr->ctl_addr);
udelay(10); udelay(10);
...@@ -1599,7 +1599,7 @@ void ata_bus_reset(struct ata_port *ap) ...@@ -1599,7 +1599,7 @@ void ata_bus_reset(struct ata_port *ap)
else if ((ap->flags & ATA_FLAG_SATA_RESET) == 0) { else if ((ap->flags & ATA_FLAG_SATA_RESET) == 0) {
/* set up device control */ /* set up device control */
if (ap->flags & ATA_FLAG_MMIO) if (ap->flags & ATA_FLAG_MMIO)
writeb(ap->ctl, ioaddr->ctl_addr); writeb(ap->ctl, (void __iomem *) ioaddr->ctl_addr);
else else
outb(ap->ctl, ioaddr->ctl_addr); outb(ap->ctl, ioaddr->ctl_addr);
rc = ata_bus_edd(ap); rc = ata_bus_edd(ap);
...@@ -1632,7 +1632,7 @@ void ata_bus_reset(struct ata_port *ap) ...@@ -1632,7 +1632,7 @@ void ata_bus_reset(struct ata_port *ap)
if (ap->flags & (ATA_FLAG_SATA_RESET | ATA_FLAG_SRST)) { if (ap->flags & (ATA_FLAG_SATA_RESET | ATA_FLAG_SRST)) {
/* set up device control for ATA_FLAG_SATA_RESET */ /* set up device control for ATA_FLAG_SATA_RESET */
if (ap->flags & ATA_FLAG_MMIO) if (ap->flags & ATA_FLAG_MMIO)
writeb(ap->ctl, ioaddr->ctl_addr); writeb(ap->ctl, (void __iomem *) ioaddr->ctl_addr);
else else
outb(ap->ctl, ioaddr->ctl_addr); outb(ap->ctl, ioaddr->ctl_addr);
} }
...@@ -2081,7 +2081,7 @@ static void ata_mmio_data_xfer(struct ata_port *ap, unsigned char *buf, ...@@ -2081,7 +2081,7 @@ static void ata_mmio_data_xfer(struct ata_port *ap, unsigned char *buf,
unsigned int i; unsigned int i;
unsigned int words = buflen >> 1; unsigned int words = buflen >> 1;
u16 *buf16 = (u16 *) buf; u16 *buf16 = (u16 *) buf;
void *mmio = (void *)ap->ioaddr.data_addr; void __iomem *mmio = (void __iomem *)ap->ioaddr.data_addr;
if (write_data) { if (write_data) {
for (i = 0; i < words; i++) for (i = 0; i < words; i++)
...@@ -2618,7 +2618,7 @@ void ata_bmdma_setup_mmio (struct ata_queued_cmd *qc) ...@@ -2618,7 +2618,7 @@ void ata_bmdma_setup_mmio (struct ata_queued_cmd *qc)
struct ata_port *ap = qc->ap; struct ata_port *ap = qc->ap;
unsigned int rw = (qc->tf.flags & ATA_TFLAG_WRITE); unsigned int rw = (qc->tf.flags & ATA_TFLAG_WRITE);
u8 dmactl; u8 dmactl;
void *mmio = (void *) ap->ioaddr.bmdma_addr; void __iomem *mmio = (void __iomem *) ap->ioaddr.bmdma_addr;
/* load PRD table addr. */ /* load PRD table addr. */
mb(); /* make sure PRD table writes are visible to controller */ mb(); /* make sure PRD table writes are visible to controller */
...@@ -2646,7 +2646,7 @@ void ata_bmdma_setup_mmio (struct ata_queued_cmd *qc) ...@@ -2646,7 +2646,7 @@ void ata_bmdma_setup_mmio (struct ata_queued_cmd *qc)
void ata_bmdma_start_mmio (struct ata_queued_cmd *qc) void ata_bmdma_start_mmio (struct ata_queued_cmd *qc)
{ {
struct ata_port *ap = qc->ap; struct ata_port *ap = qc->ap;
void *mmio = (void *) ap->ioaddr.bmdma_addr; void __iomem *mmio = (void __iomem *) ap->ioaddr.bmdma_addr;
u8 dmactl; u8 dmactl;
/* start host DMA transaction */ /* start host DMA transaction */
......
include/linux/libata.h
View file @ 36d3ea77
...@@ -196,7 +196,7 @@ struct ata_probe_ent { ...@@ -196,7 +196,7 @@ struct ata_probe_ent {
unsigned long irq; unsigned long irq;
unsigned int irq_flags; unsigned int irq_flags;
unsigned long host_flags; unsigned long host_flags;
void *mmio_base; void __iomem *mmio_base;
void *private_data; void *private_data;
}; };
...@@ -204,7 +204,7 @@ struct ata_host_set { ...@@ -204,7 +204,7 @@ struct ata_host_set {
spinlock_t lock; spinlock_t lock;
struct pci_dev *pdev; struct pci_dev *pdev;
unsigned long irq; unsigned long irq;
void *mmio_base; void __iomem *mmio_base;
unsigned int n_ports; unsigned int n_ports;
void *private_data; void *private_data;
struct ata_port_operations *ops; struct ata_port_operations *ops;
...@@ -428,7 +428,7 @@ static inline unsigned int ata_dev_present(struct ata_device *dev) ...@@ -428,7 +428,7 @@ static inline unsigned int ata_dev_present(struct ata_device *dev)
static inline u8 ata_chk_err(struct ata_port *ap) static inline u8 ata_chk_err(struct ata_port *ap)
{ {
if (ap->flags & ATA_FLAG_MMIO) { if (ap->flags & ATA_FLAG_MMIO) {
return readb((void *) ap->ioaddr.error_addr); return readb((void __iomem *) ap->ioaddr.error_addr);
} }
return inb(ap->ioaddr.error_addr); return inb(ap->ioaddr.error_addr);
} }
...@@ -441,7 +441,7 @@ static inline u8 ata_chk_status(struct ata_port *ap) ...@@ -441,7 +441,7 @@ static inline u8 ata_chk_status(struct ata_port *ap)
static inline u8 ata_altstatus(struct ata_port *ap) static inline u8 ata_altstatus(struct ata_port *ap)
{ {
if (ap->flags & ATA_FLAG_MMIO) if (ap->flags & ATA_FLAG_MMIO)
return readb(ap->ioaddr.altstatus_addr); return readb((void __iomem *)ap->ioaddr.altstatus_addr);
return inb(ap->ioaddr.altstatus_addr); return inb(ap->ioaddr.altstatus_addr);
} }
...@@ -512,7 +512,7 @@ static inline u8 ata_irq_on(struct ata_port *ap) ...@@ -512,7 +512,7 @@ static inline u8 ata_irq_on(struct ata_port *ap)
ap->last_ctl = ap->ctl; ap->last_ctl = ap->ctl;
if (ap->flags & ATA_FLAG_MMIO) if (ap->flags & ATA_FLAG_MMIO)
writeb(ap->ctl, ioaddr->ctl_addr); writeb(ap->ctl, (void __iomem *) ioaddr->ctl_addr);
else else
outb(ap->ctl, ioaddr->ctl_addr); outb(ap->ctl, ioaddr->ctl_addr);
tmp = ata_wait_idle(ap); tmp = ata_wait_idle(ap);
...@@ -533,7 +533,7 @@ static inline u8 ata_irq_ack(struct ata_port *ap, unsigned int chk_drq) ...@@ -533,7 +533,7 @@ static inline u8 ata_irq_ack(struct ata_port *ap, unsigned int chk_drq)
/* get controller status; clear intr, err bits */ /* get controller status; clear intr, err bits */
if (ap->flags & ATA_FLAG_MMIO) { if (ap->flags & ATA_FLAG_MMIO) {
void *mmio = (void *) ap->ioaddr.bmdma_addr; void __iomem *mmio = (void __iomem *) ap->ioaddr.bmdma_addr;
host_stat = readb(mmio + ATA_DMA_STATUS); host_stat = readb(mmio + ATA_DMA_STATUS);
writeb(host_stat | ATA_DMA_INTR | ATA_DMA_ERR, writeb(host_stat | ATA_DMA_INTR | ATA_DMA_ERR,
mmio + ATA_DMA_STATUS); mmio + ATA_DMA_STATUS);
...@@ -571,7 +571,7 @@ static inline unsigned int sata_dev_present(struct ata_port *ap) ...@@ -571,7 +571,7 @@ static inline unsigned int sata_dev_present(struct ata_port *ap)
static inline void ata_bmdma_stop(struct ata_port *ap) static inline void ata_bmdma_stop(struct ata_port *ap)
{ {
if (ap->flags & ATA_FLAG_MMIO) { if (ap->flags & ATA_FLAG_MMIO) {
void *mmio = (void *) ap->ioaddr.bmdma_addr; void __iomem *mmio = (void __iomem *) ap->ioaddr.bmdma_addr;
/* clear start/stop bit */ /* clear start/stop bit */
writeb(readb(mmio + ATA_DMA_CMD) & ~ATA_DMA_START, writeb(readb(mmio + ATA_DMA_CMD) & ~ATA_DMA_START,
...@@ -589,7 +589,7 @@ static inline void ata_bmdma_stop(struct ata_port *ap) ...@@ -589,7 +589,7 @@ static inline void ata_bmdma_stop(struct ata_port *ap)
static inline void ata_bmdma_ack_irq(struct ata_port *ap) static inline void ata_bmdma_ack_irq(struct ata_port *ap)
{ {
if (ap->flags & ATA_FLAG_MMIO) { if (ap->flags & ATA_FLAG_MMIO) {
void *mmio = ((void *) ap->ioaddr.bmdma_addr) + ATA_DMA_STATUS; void __iomem *mmio = ((void __iomem *) ap->ioaddr.bmdma_addr) + ATA_DMA_STATUS;
writeb(readb(mmio), mmio); writeb(readb(mmio), mmio);
} else { } else {
unsigned long addr = ap->ioaddr.bmdma_addr + ATA_DMA_STATUS; unsigned long addr = ap->ioaddr.bmdma_addr + ATA_DMA_STATUS;
...@@ -601,7 +601,7 @@ static inline u8 ata_bmdma_status(struct ata_port *ap) ...@@ -601,7 +601,7 @@ static inline u8 ata_bmdma_status(struct ata_port *ap)
{ {
u8 host_stat; u8 host_stat;
if (ap->flags & ATA_FLAG_MMIO) { if (ap->flags & ATA_FLAG_MMIO) {
void *mmio = (void *) ap->ioaddr.bmdma_addr; void __iomem *mmio = (void __iomem *) ap->ioaddr.bmdma_addr;
host_stat = readb(mmio + ATA_DMA_STATUS); host_stat = readb(mmio + ATA_DMA_STATUS);
} else } else
host_stat = inb(ap->ioaddr.bmdma_addr + ATA_DMA_STATUS); host_stat = inb(ap->ioaddr.bmdma_addr + ATA_DMA_STATUS);
......
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