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alistair23-linux
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Merge branch 'master'

hifive-unleashed-5.1
Jeff Garzik 2005-10-30 20:25:28 -05:00
parent 94ec1ef1cf 6e9d6b8ee4
commit 122401ce39
21 changed files with 221 additions and 166 deletions
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4
drivers/pci/quirks.c
View File

@ -356,7 +356,7 @@ static void piix4_mem_quirk(struct pci_dev *dev, const char *name, unsigned int
/*
* PIIX4 ACPI: Two IO regions pointed to by longwords at
* 0x40 (64 bytes of ACPI registers)
* 0x90 (32 bytes of SMB registers)
* 0x90 (16 bytes of SMB registers)
* and a few strange programmable PIIX4 device resources.
*/
static void __devinit quirk_piix4_acpi(struct pci_dev *dev)
@ -366,7 +366,7 @@ static void __devinit quirk_piix4_acpi(struct pci_dev *dev)
pci_read_config_dword(dev, 0x40, &region);
quirk_io_region(dev, region, 64, PCI_BRIDGE_RESOURCES, "PIIX4 ACPI");
pci_read_config_dword(dev, 0x90, &region);
quirk_io_region(dev, region, 32, PCI_BRIDGE_RESOURCES+1, "PIIX4 SMB");
quirk_io_region(dev, region, 16, PCI_BRIDGE_RESOURCES+1, "PIIX4 SMB");
/* Device resource A has enables for some of the other ones */
pci_read_config_dword(dev, 0x5c, &res_a);

46
drivers/scsi/ahci.c
View File

@ -41,6 +41,7 @@
#include <linux/interrupt.h>
#include <linux/sched.h>
#include <linux/dma-mapping.h>
#include <linux/device.h>
#include "scsi.h"
#include <scsi/scsi_host.h>
#include <linux/libata.h>
@ -600,7 +601,7 @@ static void ahci_eng_timeout(struct ata_port *ap)
* not being called from the SCSI EH.
*/
qc->scsidone = scsi_finish_command;
ata_qc_complete(qc, ATA_ERR);
ata_qc_complete(qc, AC_ERR_OTHER);
}
spin_unlock_irqrestore(&host_set->lock, flags);
@ -629,7 +630,7 @@ static inline int ahci_host_intr(struct ata_port *ap, struct ata_queued_cmd *qc)
if (status & PORT_IRQ_FATAL) {
ahci_intr_error(ap, status);
if (qc)
ata_qc_complete(qc, ATA_ERR);
ata_qc_complete(qc, AC_ERR_OTHER);
}
return 1;
@ -674,10 +675,10 @@ static irqreturn_t ahci_interrupt (int irq, void *dev_instance, struct pt_regs *
if (!ahci_host_intr(ap, qc))
if (ata_ratelimit()) {
struct pci_dev *pdev =
to_pci_dev(ap->host_set->dev);
printk(KERN_WARNING
"ahci(%s): unhandled interrupt on port %u\n",
pci_name(pdev), i);
to_pci_dev(ap->host_set->dev);
dev_printk(KERN_WARNING, &pdev->dev,
"unhandled interrupt on port %u\n",
i);
}
VPRINTK("port %u\n", i);
@ -685,10 +686,9 @@ static irqreturn_t ahci_interrupt (int irq, void *dev_instance, struct pt_regs *
VPRINTK("port %u (no irq)\n", i);
if (ata_ratelimit()) {
struct pci_dev *pdev =
to_pci_dev(ap->host_set->dev);
printk(KERN_WARNING
"ahci(%s): interrupt on disabled port %u\n",
pci_name(pdev), i);
to_pci_dev(ap->host_set->dev);
dev_printk(KERN_WARNING, &pdev->dev,
"interrupt on disabled port %u\n", i);
}
}
@ -760,8 +760,8 @@ static int ahci_host_init(struct ata_probe_ent *probe_ent)
tmp = readl(mmio + HOST_CTL);
if (tmp & HOST_RESET) {
printk(KERN_ERR DRV_NAME "(%s): controller reset failed (0x%x)\n",
pci_name(pdev), tmp);
dev_printk(KERN_ERR, &pdev->dev,
"controller reset failed (0x%x)\n", tmp);
return -EIO;
}
@ -789,22 +789,22 @@ static int ahci_host_init(struct ata_probe_ent *probe_ent)
if (rc) {
rc = pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK);
if (rc) {
printk(KERN_ERR DRV_NAME "(%s): 64-bit DMA enable failed\n",
pci_name(pdev));
dev_printk(KERN_ERR, &pdev->dev,
"64-bit DMA enable failed\n");
return rc;
}
}
} else {
rc = pci_set_dma_mask(pdev, DMA_32BIT_MASK);
if (rc) {
printk(KERN_ERR DRV_NAME "(%s): 32-bit DMA enable failed\n",
pci_name(pdev));
dev_printk(KERN_ERR, &pdev->dev,
"32-bit DMA enable failed\n");
return rc;
}
rc = pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK);
if (rc) {
printk(KERN_ERR DRV_NAME "(%s): 32-bit consistent DMA enable failed\n",
pci_name(pdev));
dev_printk(KERN_ERR, &pdev->dev,
"32-bit consistent DMA enable failed\n");
return rc;
}
}
@ -907,10 +907,10 @@ static void ahci_print_info(struct ata_probe_ent *probe_ent)
else
scc_s = "unknown";
printk(KERN_INFO DRV_NAME "(%s) AHCI %02x%02x.%02x%02x "
dev_printk(KERN_INFO, &pdev->dev,
"AHCI %02x%02x.%02x%02x "
"%u slots %u ports %s Gbps 0x%x impl %s mode\n"
,
pci_name(pdev),
(vers >> 24) & 0xff,
(vers >> 16) & 0xff,
@ -923,11 +923,11 @@ static void ahci_print_info(struct ata_probe_ent *probe_ent)
impl,
scc_s);
printk(KERN_INFO DRV_NAME "(%s) flags: "
dev_printk(KERN_INFO, &pdev->dev,
"flags: "
"%s%s%s%s%s%s"
"%s%s%s%s%s%s%s\n"
,
pci_name(pdev),
cap & (1 << 31) ? "64bit " : "",
cap & (1 << 30) ? "ncq " : "",
@ -960,7 +960,7 @@ static int ahci_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
VPRINTK("ENTER\n");
if (!printed_version++)
printk(KERN_DEBUG DRV_NAME " version " DRV_VERSION "\n");
dev_printk(KERN_DEBUG, &pdev->dev, "version " DRV_VERSION "\n");
rc = pci_enable_device(pdev);
if (rc)

15
drivers/scsi/ata_piix.c
View File

@ -45,6 +45,7 @@
#include <linux/init.h>
#include <linux/blkdev.h>
#include <linux/delay.h>
#include <linux/device.h>
#include "scsi.h"
#include <scsi/scsi_host.h>
#include <linux/libata.h>
@ -621,18 +622,19 @@ static int piix_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
{
static int printed_version;
struct ata_port_info *port_info[2];
unsigned int combined = 0, n_ports = 1;
unsigned int combined = 0;
unsigned int pata_chan = 0, sata_chan = 0;
if (!printed_version++)
printk(KERN_DEBUG DRV_NAME " version " DRV_VERSION "\n");
dev_printk(KERN_DEBUG, &pdev->dev,
"version " DRV_VERSION "\n");
/* no hotplugging support (FIXME) */
if (!in_module_init)
return -ENODEV;
port_info[0] = &piix_port_info[ent->driver_data];
port_info[1] = NULL;
port_info[1] = &piix_port_info[ent->driver_data];
if (port_info[0]->host_flags & PIIX_FLAG_AHCI) {
u8 tmp;
@ -670,12 +672,13 @@ static int piix_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
port_info[sata_chan] = &piix_port_info[ent->driver_data];
port_info[sata_chan]->host_flags |= ATA_FLAG_SLAVE_POSS;
port_info[pata_chan] = &piix_port_info[ich5_pata];
n_ports++;
printk(KERN_WARNING DRV_NAME ": combined mode detected\n");
dev_printk(KERN_WARNING, &pdev->dev,
"combined mode detected (p=%u, s=%u)\n",
pata_chan, sata_chan);
}
return ata_pci_init_one(pdev, port_info, n_ports);
return ata_pci_init_one(pdev, port_info, 2);
}
static int __init piix_init(void)

33
drivers/scsi/libata-core.c
View File

@ -2667,14 +2667,14 @@ static int ata_sg_setup(struct ata_queued_cmd *qc)
* None. (grabs host lock)
*/
void ata_poll_qc_complete(struct ata_queued_cmd *qc, u8 drv_stat)
void ata_poll_qc_complete(struct ata_queued_cmd *qc, unsigned int err_mask)
{
struct ata_port *ap = qc->ap;
unsigned long flags;
spin_lock_irqsave(&ap->host_set->lock, flags);
ata_irq_on(ap);
ata_qc_complete(qc, drv_stat);
ata_qc_complete(qc, err_mask);
spin_unlock_irqrestore(&ap->host_set->lock, flags);
}
@ -2771,7 +2771,7 @@ static int ata_pio_complete (struct ata_port *ap)
ap->hsm_task_state = HSM_ST_IDLE;
ata_poll_qc_complete(qc, drv_stat);
ata_poll_qc_complete(qc, 0);
/* another command may start at this point */
@ -3266,18 +3266,15 @@ static void ata_pio_block(struct ata_port *ap)
static void ata_pio_error(struct ata_port *ap)
{
struct ata_queued_cmd *qc;
u8 drv_stat;
printk(KERN_WARNING "ata%u: PIO error\n", ap->id);
qc = ata_qc_from_tag(ap, ap->active_tag);
assert(qc != NULL);
drv_stat = ata_chk_status(ap);
printk(KERN_WARNING "ata%u: PIO error, drv_stat 0x%x\n",
ap->id, drv_stat);
ap->hsm_task_state = HSM_ST_IDLE;
ata_poll_qc_complete(qc, drv_stat | ATA_ERR);
ata_poll_qc_complete(qc, AC_ERR_ATA_BUS);
}
static void ata_pio_task(void *_data)
@ -3402,7 +3399,7 @@ static void ata_qc_timeout(struct ata_queued_cmd *qc)
ap->hsm_task_state = HSM_ST_IDLE;
/* complete taskfile transaction */
ata_qc_complete(qc, drv_stat);
ata_qc_complete(qc, ac_err_mask(drv_stat));
break;
}
@ -3507,7 +3504,7 @@ struct ata_queued_cmd *ata_qc_new_init(struct ata_port *ap,
return qc;
}
int ata_qc_complete_noop(struct ata_queued_cmd *qc, u8 drv_stat)
int ata_qc_complete_noop(struct ata_queued_cmd *qc, unsigned int err_mask)
{
return 0;
}
@ -3566,7 +3563,7 @@ void ata_qc_free(struct ata_queued_cmd *qc)
* spin_lock_irqsave(host_set lock)
*/
void ata_qc_complete(struct ata_queued_cmd *qc, u8 drv_stat)
void ata_qc_complete(struct ata_queued_cmd *qc, unsigned int err_mask)
{
int rc;
@ -3583,7 +3580,7 @@ void ata_qc_complete(struct ata_queued_cmd *qc, u8 drv_stat)
qc->flags &= ~ATA_QCFLAG_ACTIVE;
/* call completion callback */
rc = qc->complete_fn(qc, drv_stat);
rc = qc->complete_fn(qc, err_mask);
/* if callback indicates not to complete command (non-zero),
* return immediately
@ -4169,7 +4166,7 @@ fsm_start:
ap->hsm_task_state = HSM_ST_IDLE;
/* complete taskfile transaction */
ata_qc_complete(qc, status);
ata_qc_complete(qc, ac_err_mask(status));
break;
case HSM_ST_ERR:
@ -4746,11 +4743,11 @@ ata_pci_init_native_mode(struct pci_dev *pdev, struct ata_port_info **port, int
return probe_ent;
}
static struct ata_probe_ent *ata_pci_init_legacy_port(struct pci_dev *pdev, struct ata_port_info **port, int port_num)
static struct ata_probe_ent *ata_pci_init_legacy_port(struct pci_dev *pdev, struct ata_port_info *port, int port_num)
{
struct ata_probe_ent *probe_ent;
probe_ent = ata_probe_ent_alloc(pci_dev_to_dev(pdev), port[0]);
probe_ent = ata_probe_ent_alloc(pci_dev_to_dev(pdev), port);
if (!probe_ent)
return NULL;
@ -4897,9 +4894,9 @@ int ata_pci_init_one (struct pci_dev *pdev, struct ata_port_info **port_info,
if (legacy_mode) {
if (legacy_mode & (1 << 0))
probe_ent = ata_pci_init_legacy_port(pdev, port, 0);
probe_ent = ata_pci_init_legacy_port(pdev, port[0], 0);
if (legacy_mode & (1 << 1))
probe_ent2 = ata_pci_init_legacy_port(pdev, port, 1);
probe_ent2 = ata_pci_init_legacy_port(pdev, port[1], 1);
} else {
if (n_ports == 2)
probe_ent = ata_pci_init_native_mode(pdev, port, ATA_PORT_PRIMARY | ATA_PORT_SECONDARY);

46
drivers/scsi/libata-scsi.c
View File

@ -560,7 +560,7 @@ void ata_gen_ata_desc_sense(struct ata_queued_cmd *qc)
* Use ata_to_sense_error() to map status register bits
* onto sense key, asc & ascq.
*/
if (unlikely(tf->command & (ATA_BUSY | ATA_DF | ATA_ERR | ATA_DRQ))) {
if (tf->command & (ATA_BUSY | ATA_DF | ATA_ERR | ATA_DRQ)) {
ata_to_sense_error(qc->ap->id, tf->command, tf->feature,
&sb[1], &sb[2], &sb[3]);
sb[1] &= 0x0f;
@ -635,7 +635,7 @@ void ata_gen_fixed_sense(struct ata_queued_cmd *qc)
* Use ata_to_sense_error() to map status register bits
* onto sense key, asc & ascq.
*/
if (unlikely(tf->command & (ATA_BUSY | ATA_DF | ATA_ERR | ATA_DRQ))) {
if (tf->command & (ATA_BUSY | ATA_DF | ATA_ERR | ATA_DRQ)) {
ata_to_sense_error(qc->ap->id, tf->command, tf->feature,
&sb[2], &sb[12], &sb[13]);
sb[2] &= 0x0f;
@ -644,7 +644,11 @@ void ata_gen_fixed_sense(struct ata_queued_cmd *qc)
sb[0] = 0x70;
sb[7] = 0x0a;
if (tf->flags & ATA_TFLAG_LBA && !(tf->flags & ATA_TFLAG_LBA48)) {
if (tf->flags & ATA_TFLAG_LBA48) {
/* TODO: find solution for LBA48 descriptors */
}
else if (tf->flags & ATA_TFLAG_LBA) {
/* A small (28b) LBA will fit in the 32b info field */
sb[0] |= 0x80; /* set valid bit */
sb[3] = tf->device & 0x0f;
@ -652,6 +656,10 @@ void ata_gen_fixed_sense(struct ata_queued_cmd *qc)
sb[5] = tf->lbam;
sb[6] = tf->lbal;
}
else {
/* TODO: C/H/S */
}
}
/**
@ -1199,10 +1207,12 @@ nothing_to_do:
return 1;
}
static int ata_scsi_qc_complete(struct ata_queued_cmd *qc, u8 drv_stat)
static int ata_scsi_qc_complete(struct ata_queued_cmd *qc,
unsigned int err_mask)
{
struct scsi_cmnd *cmd = qc->scsicmd;
int need_sense = drv_stat & (ATA_ERR | ATA_BUSY | ATA_DRQ);
u8 *cdb = cmd->cmnd;
int need_sense = (err_mask != 0);
/* For ATA pass thru (SAT) commands, generate a sense block if
* user mandated it or if there's an error. Note that if we
@ -1211,8 +1221,8 @@ static int ata_scsi_qc_complete(struct ata_queued_cmd *qc, u8 drv_stat)
* whether the command completed successfully or not. If there
* was no error, SK, ASC and ASCQ will all be zero.
*/
if (((cmd->cmnd[0] == ATA_16) || (cmd->cmnd[0] == ATA_12)) &&
((cmd->cmnd[2] & 0x20) || need_sense)) {
if (((cdb[0] == ATA_16) || (cdb[0] == ATA_12)) &&
((cdb[2] & 0x20) || need_sense)) {
ata_gen_ata_desc_sense(qc);
} else {
if (!need_sense) {
@ -1995,21 +2005,13 @@ void atapi_request_sense(struct ata_port *ap, struct ata_device *dev,
DPRINTK("EXIT\n");
}
static int atapi_qc_complete(struct ata_queued_cmd *qc, u8 drv_stat)
static int atapi_qc_complete(struct ata_queued_cmd *qc, unsigned int err_mask)
{
struct scsi_cmnd *cmd = qc->scsicmd;
VPRINTK("ENTER, drv_stat == 0x%x\n", drv_stat);
VPRINTK("ENTER, err_mask 0x%X\n", err_mask);
if (unlikely(drv_stat & (ATA_BUSY | ATA_DRQ)))
/* FIXME: not quite right; we don't want the
* translation of taskfile registers into
* a sense descriptors, since that's only
* correct for ATA, not ATAPI
*/
ata_gen_ata_desc_sense(qc);
else if (unlikely(drv_stat & ATA_ERR)) {
if (unlikely(err_mask & AC_ERR_DEV)) {
DPRINTK("request check condition\n");
/* FIXME: command completion with check condition
@ -2026,6 +2028,14 @@ static int atapi_qc_complete(struct ata_queued_cmd *qc, u8 drv_stat)
return 1;
}
else if (unlikely(err_mask))
/* FIXME: not quite right; we don't want the
* translation of taskfile registers into
* a sense descriptors, since that's only
* correct for ATA, not ATAPI
*/
ata_gen_ata_desc_sense(qc);
else {
u8 *scsicmd = cmd->cmnd;

2
drivers/scsi/libata.h
View File

@ -39,7 +39,7 @@ struct ata_scsi_args {
/* libata-core.c */
extern int atapi_enabled;
extern int ata_qc_complete_noop(struct ata_queued_cmd *qc, u8 drv_stat);
extern int ata_qc_complete_noop(struct ata_queued_cmd *qc, unsigned int err_mask);
extern struct ata_queued_cmd *ata_qc_new_init(struct ata_port *ap,
struct ata_device *dev);
extern void ata_rwcmd_protocol(struct ata_queued_cmd *qc);

26
drivers/scsi/pdc_adma.c
View File

@ -40,6 +40,7 @@
#include <linux/delay.h>
#include <linux/interrupt.h>
#include <linux/sched.h>
#include <linux/device.h>
#include "scsi.h"
#include <scsi/scsi_host.h>
#include <asm/io.h>
@ -451,7 +452,7 @@ static inline unsigned int adma_intr_pkt(struct ata_host_set *host_set)
struct adma_port_priv *pp;
struct ata_queued_cmd *qc;
void __iomem *chan = ADMA_REGS(mmio_base, port_no);
u8 drv_stat = 0, status = readb(chan + ADMA_STATUS);
u8 status = readb(chan + ADMA_STATUS);
if (status == 0)
continue;
@ -464,11 +465,14 @@ static inline unsigned int adma_intr_pkt(struct ata_host_set *host_set)
continue;
qc = ata_qc_from_tag(ap, ap->active_tag);
if (qc && (!(qc->tf.flags & ATA_TFLAG_POLLING))) {
unsigned int err_mask = 0;
if ((status & (aPERR | aPSD | aUIRQ)))
drv_stat = ATA_ERR;
err_mask = AC_ERR_OTHER;
else if (pp->pkt[0] != cDONE)
drv_stat = ATA_ERR;
ata_qc_complete(qc, drv_stat);
err_mask = AC_ERR_OTHER;
ata_qc_complete(qc, err_mask);
}
}
return handled;
@ -498,7 +502,7 @@ static inline unsigned int adma_intr_mmio(struct ata_host_set *host_set)
/* complete taskfile transaction */
pp->state = adma_state_idle;
ata_qc_complete(qc, status);
ata_qc_complete(qc, ac_err_mask(status));
handled = 1;
}
}
@ -623,16 +627,14 @@ static int adma_set_dma_masks(struct pci_dev *pdev, void __iomem *mmio_base)
rc = pci_set_dma_mask(pdev, DMA_32BIT_MASK);
if (rc) {
printk(KERN_ERR DRV_NAME
"(%s): 32-bit DMA enable failed\n",
pci_name(pdev));
dev_printk(KERN_ERR, &pdev->dev,
"32-bit DMA enable failed\n");
return rc;
}
rc = pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK);
if (rc) {
printk(KERN_ERR DRV_NAME
"(%s): 32-bit consistent DMA enable failed\n",
pci_name(pdev));
dev_printk(KERN_ERR, &pdev->dev,
"32-bit consistent DMA enable failed\n");
return rc;
}
return 0;
@ -648,7 +650,7 @@ static int adma_ata_init_one(struct pci_dev *pdev,
int rc, port_no;
if (!printed_version++)
printk(KERN_DEBUG DRV_NAME " version " DRV_VERSION "\n");
dev_printk(KERN_DEBUG, &pdev->dev, "version " DRV_VERSION "\n");
rc = pci_enable_device(pdev);
if (rc)

23
drivers/scsi/sata_mv.c
View File

@ -29,6 +29,7 @@
#include <linux/interrupt.h>
#include <linux/sched.h>
#include <linux/dma-mapping.h>
#include <linux/device.h>
#include "scsi.h"
#include <scsi/scsi_host.h>
#include <linux/libata.h>
@ -1066,6 +1067,7 @@ static void mv_host_intr(struct ata_host_set *host_set, u32 relevant,
struct ata_queued_cmd *qc;
u32 hc_irq_cause;
int shift, port, port0, hard_port, handled;
unsigned int err_mask;
u8 ata_status = 0;
if (hc == 0) {
@ -1101,15 +1103,15 @@ static void mv_host_intr(struct ata_host_set *host_set, u32 relevant,
handled++;
}
err_mask = ac_err_mask(ata_status);
shift = port << 1; /* (port * 2) */
if (port >= MV_PORTS_PER_HC) {
shift++; /* skip bit 8 in the HC Main IRQ reg */
}
if ((PORT0_ERR << shift) & relevant) {
mv_err_intr(ap);
/* OR in ATA_ERR to ensure libata knows we took one */
ata_status = readb((void __iomem *)
ap->ioaddr.status_addr) | ATA_ERR;
err_mask |= AC_ERR_OTHER;
handled++;
}
@ -1119,7 +1121,7 @@ static void mv_host_intr(struct ata_host_set *host_set, u32 relevant,
VPRINTK("port %u IRQ found for qc, "
"ata_status 0x%x\n", port,ata_status);
/* mark qc status appropriately */
ata_qc_complete(qc, ata_status);
ata_qc_complete(qc, err_mask);
}
}
}
@ -1295,7 +1297,7 @@ static void mv_eng_timeout(struct ata_port *ap)
*/
spin_lock_irqsave(&ap->host_set->lock, flags);
qc->scsidone = scsi_finish_command;
ata_qc_complete(qc, ATA_ERR);
ata_qc_complete(qc, AC_ERR_OTHER);
spin_unlock_irqrestore(&ap->host_set->lock, flags);
}
}
@ -1437,9 +1439,9 @@ static void mv_print_info(struct ata_probe_ent *probe_ent)
else
scc_s = "unknown";
printk(KERN_INFO DRV_NAME
"(%s) %u slots %u ports %s mode IRQ via %s\n",
pci_name(pdev), (unsigned)MV_MAX_Q_DEPTH, probe_ent->n_ports,
dev_printk(KERN_INFO, &pdev->dev,
"%u slots %u ports %s mode IRQ via %s\n",
(unsigned)MV_MAX_Q_DEPTH, probe_ent->n_ports,
scc_s, (MV_HP_FLAG_MSI & hpriv->hp_flags) ? "MSI" : "INTx");
}
@ -1460,9 +1462,8 @@ static int mv_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
void __iomem *mmio_base;
int pci_dev_busy = 0, rc;
if (!printed_version++) {
printk(KERN_INFO DRV_NAME " version " DRV_VERSION "\n");
}
if (!printed_version++)
dev_printk(KERN_INFO, &pdev->dev, "version " DRV_VERSION "\n");
rc = pci_enable_device(pdev);
if (rc) {

3
drivers/scsi/sata_nv.c
View File

@ -61,6 +61,7 @@
#include <linux/blkdev.h>
#include <linux/delay.h>
#include <linux/interrupt.h>
#include <linux/device.h>
#include "scsi.h"
#include <scsi/scsi_host.h>
#include <linux/libata.h>
@ -383,7 +384,7 @@ static int nv_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
return -ENODEV;
if (!printed_version++)
printk(KERN_DEBUG DRV_NAME " version " DRV_VERSION "\n");
dev_printk(KERN_DEBUG, &pdev->dev, "version " DRV_VERSION "\n");
rc = pci_enable_device(pdev);
if (rc)

19
drivers/scsi/sata_promise.c
View File

@ -38,6 +38,7 @@
#include <linux/delay.h>
#include <linux/interrupt.h>
#include <linux/sched.h>
#include <linux/device.h>
#include "scsi.h"
#include <scsi/scsi_host.h>
#include <linux/libata.h>
@ -402,7 +403,8 @@ static void pdc_eng_timeout(struct ata_port *ap)
case ATA_PROT_DMA:
case ATA_PROT_NODATA:
printk(KERN_ERR "ata%u: command timeout\n", ap->id);
ata_qc_complete(qc, ata_wait_idle(ap) | ATA_ERR);
drv_stat = ata_wait_idle(ap);
ata_qc_complete(qc, __ac_err_mask(drv_stat));
break;
default:
@ -411,7 +413,7 @@ static void pdc_eng_timeout(struct ata_port *ap)
printk(KERN_ERR "ata%u: unknown timeout, cmd 0x%x stat 0x%x\n",
ap->id, qc->tf.command, drv_stat);
ata_qc_complete(qc, drv_stat);
ata_qc_complete(qc, ac_err_mask(drv_stat));
break;
}
@ -423,24 +425,21 @@ out:
static inline unsigned int pdc_host_intr( struct ata_port *ap,
struct ata_queued_cmd *qc)
{
u8 status;
unsigned int handled = 0, have_err = 0;
unsigned int handled = 0, err_mask = 0;
u32 tmp;
void __iomem *mmio = (void __iomem *) ap->ioaddr.cmd_addr + PDC_GLOBAL_CTL;
tmp = readl(mmio);
if (tmp & PDC_ERR_MASK) {
have_err = 1;
err_mask = AC_ERR_DEV;
pdc_reset_port(ap);
}
switch (qc->tf.protocol) {
case ATA_PROT_DMA:
case ATA_PROT_NODATA:
status = ata_wait_idle(ap);
if (have_err)
status |= ATA_ERR;
ata_qc_complete(qc, status);
err_mask |= ac_err_mask(ata_wait_idle(ap));
ata_qc_complete(qc, err_mask);
handled = 1;
break;
@ -638,7 +637,7 @@ static int pdc_ata_init_one (struct pci_dev *pdev, const struct pci_device_id *e
int rc;
if (!printed_version++)
printk(KERN_DEBUG DRV_NAME " version " DRV_VERSION "\n");
dev_printk(KERN_DEBUG, &pdev->dev, "version " DRV_VERSION "\n");
/*
* If this driver happens to only be useful on Apple's K2, then

25
drivers/scsi/sata_qstor.c
View File

@ -35,6 +35,7 @@
#include <linux/delay.h>
#include <linux/interrupt.h>
#include <linux/sched.h>
#include <linux/device.h>
#include "scsi.h"
#include <scsi/scsi_host.h>
#include <asm/io.h>
@ -399,11 +400,12 @@ static inline unsigned int qs_intr_pkt(struct ata_host_set *host_set)
qc = ata_qc_from_tag(ap, ap->active_tag);
if (qc && (!(qc->tf.flags & ATA_TFLAG_POLLING))) {
switch (sHST) {
case 0: /* sucessful CPB */
case 0: /* successful CPB */
case 3: /* device error */
pp->state = qs_state_idle;
qs_enter_reg_mode(qc->ap);
ata_qc_complete(qc, sDST);
ata_qc_complete(qc,
ac_err_mask(sDST));
break;
default:
break;
@ -440,7 +442,7 @@ static inline unsigned int qs_intr_mmio(struct ata_host_set *host_set)
/* complete taskfile transaction */
pp->state = qs_state_idle;
ata_qc_complete(qc, status);
ata_qc_complete(qc, ac_err_mask(status));
handled = 1;
}
}
@ -598,25 +600,22 @@ static int qs_set_dma_masks(struct pci_dev *pdev, void __iomem *mmio_base)
if (rc) {
rc = pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK);
if (rc) {
printk(KERN_ERR DRV_NAME
"(%s): 64-bit DMA enable failed\n",
pci_name(pdev));
dev_printk(KERN_ERR, &pdev->dev,
"64-bit DMA enable failed\n");
return rc;
}
}
} else {
rc = pci_set_dma_mask(pdev, DMA_32BIT_MASK);
if (rc) {
printk(KERN_ERR DRV_NAME
"(%s): 32-bit DMA enable failed\n",
pci_name(pdev));
dev_printk(KERN_ERR, &pdev->dev,
"32-bit DMA enable failed\n");
return rc;
}
rc = pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK);
if (rc) {
printk(KERN_ERR DRV_NAME
"(%s): 32-bit consistent DMA enable failed\n",
pci_name(pdev));
dev_printk(KERN_ERR, &pdev->dev,
"32-bit consistent DMA enable failed\n");
return rc;
}
}
@ -633,7 +632,7 @@ static int qs_ata_init_one(struct pci_dev *pdev,
int rc, port_no;
if (!printed_version++)
printk(KERN_DEBUG DRV_NAME " version " DRV_VERSION "\n");
dev_printk(KERN_DEBUG, &pdev->dev, "version " DRV_VERSION "\n");
rc = pci_enable_device(pdev);
if (rc)

7
drivers/scsi/sata_sil.c
View File

@ -41,6 +41,7 @@
#include <linux/blkdev.h>
#include <linux/delay.h>
#include <linux/interrupt.h>
#include <linux/device.h>
#include "scsi.h"
#include <scsi/scsi_host.h>
#include <linux/libata.h>
@ -386,7 +387,7 @@ static int sil_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
u8 cls;
if (!printed_version++)
printk(KERN_DEBUG DRV_NAME " version " DRV_VERSION "\n");
dev_printk(KERN_DEBUG, &pdev->dev, "version " DRV_VERSION "\n");
/*
* If this driver happens to only be useful on Apple's K2, then
@ -463,8 +464,8 @@ static int sil_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
writeb(cls, mmio_base + SIL_FIFO_W3);
}
} else
printk(KERN_WARNING DRV_NAME "(%s): cache line size not set. Driver may not function\n",
pci_name(pdev));
dev_printk(KERN_WARNING, &pdev->dev,
"cache line size not set. Driver may not function\n");
if (ent->driver_data == sil_3114) {
irq_mask = SIL_MASK_4PORT;

33
drivers/scsi/sata_sil24.c
View File

@ -35,6 +35,7 @@
#include <linux/delay.h>
#include <linux/interrupt.h>
#include <linux/dma-mapping.h>
#include <linux/device.h>
#include <scsi/scsi_host.h>
#include "scsi.h"
#include <linux/libata.h>
@ -498,7 +499,7 @@ static void sil24_eng_timeout(struct ata_port *ap)
qc = ata_qc_from_tag(ap, ap->active_tag);
if (!qc) {
printk(KERN_ERR "ata%u: BUG: tiemout without command\n",
printk(KERN_ERR "ata%u: BUG: timeout without command\n",
ap->id);
return;
}
@ -512,7 +513,7 @@ static void sil24_eng_timeout(struct ata_port *ap)
*/
printk(KERN_ERR "ata%u: command timeout\n", ap->id);
qc->scsidone = scsi_finish_command;
ata_qc_complete(qc, ATA_ERR);
ata_qc_complete(qc, AC_ERR_OTHER);
sil24_reset_controller(ap);
}
@ -523,6 +524,7 @@ static void sil24_error_intr(struct ata_port *ap, u32 slot_stat)
struct sil24_port_priv *pp = ap->private_data;
void __iomem *port = (void __iomem *)ap->ioaddr.cmd_addr;
u32 irq_stat, cmd_err, sstatus, serror;
unsigned int err_mask;
irq_stat = readl(port + PORT_IRQ_STAT);
writel(irq_stat, port + PORT_IRQ_STAT); /* clear irq */
@ -550,17 +552,18 @@ static void sil24_error_intr(struct ata_port *ap, u32 slot_stat)
* Device is reporting error, tf registers are valid.
*/
sil24_update_tf(ap);
err_mask = ac_err_mask(pp->tf.command);
} else {
/*
* Other errors. libata currently doesn't have any
* mechanism to report these errors. Just turn on
* ATA_ERR.
*/
pp->tf.command = ATA_ERR;
err_mask = AC_ERR_OTHER;
}
if (qc)
ata_qc_complete(qc, pp->tf.command);
ata_qc_complete(qc, err_mask);
sil24_reset_controller(ap);
}
@ -585,7 +588,7 @@ static inline void sil24_host_intr(struct ata_port *ap)
sil24_update_tf(ap);
if (qc)
ata_qc_complete(qc, pp->tf.command);
ata_qc_complete(qc, ac_err_mask(pp->tf.command));
} else
sil24_error_intr(ap, slot_stat);
}
@ -688,7 +691,7 @@ static int sil24_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
int i, rc;
if (!printed_version++)
printk(KERN_DEBUG DRV_NAME " version " DRV_VERSION "\n");
dev_printk(KERN_DEBUG, &pdev->dev, "version " DRV_VERSION "\n");
rc = pci_enable_device(pdev);
if (rc)
@ -748,14 +751,14 @@ static int sil24_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
*/
rc = pci_set_dma_mask(pdev, DMA_32BIT_MASK);
if (rc) {
printk(KERN_ERR DRV_NAME "(%s): 32-bit DMA enable failed\n",
pci_name(pdev));
dev_printk(KERN_ERR, &pdev->dev,
"32-bit DMA enable failed\n");
goto out_free;
}
rc = pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK);
if (rc) {
printk(KERN_ERR DRV_NAME "(%s): 32-bit consistent DMA enable failed\n",
pci_name(pdev));
dev_printk(KERN_ERR, &pdev->dev,
"32-bit consistent DMA enable failed\n");
goto out_free;
}
@ -791,9 +794,8 @@ static int sil24_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
break;
}
if (tmp & PORT_CS_PORT_RST)
printk(KERN_ERR DRV_NAME
"(%s): failed to clear port RST\n",
pci_name(pdev));
dev_printk(KERN_ERR, &pdev->dev,
"failed to clear port RST\n");
}
/* Zero error counters. */
@ -822,9 +824,8 @@ static int sil24_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
/* Reset itself */
if (__sil24_reset_controller(port))
printk(KERN_ERR DRV_NAME
"(%s): failed to reset controller\n",
pci_name(pdev));
dev_printk(KERN_ERR, &pdev->dev,
"failed to reset controller\n");
}
/* Turn on interrupts */

13
drivers/scsi/sata_sis.c
View File

@ -38,6 +38,7 @@
#include <linux/blkdev.h>
#include <linux/delay.h>
#include <linux/interrupt.h>
#include <linux/device.h>
#include "scsi.h"
#include <scsi/scsi_host.h>
#include <linux/libata.h>
@ -237,6 +238,7 @@ static void sis_scr_write (struct ata_port *ap, unsigned int sc_reg, u32 val)
static int sis_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
{
static int printed_version;
struct ata_probe_ent *probe_ent = NULL;
int rc;
u32 genctl;
@ -245,6 +247,9 @@ static int sis_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
u8 pmr;
u8 port2_start;
if (!printed_version++)
dev_printk(KERN_INFO, &pdev->dev, "version " DRV_VERSION "\n");
rc = pci_enable_device(pdev);
if (rc)
return rc;
@ -288,16 +293,18 @@ static int sis_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
pci_read_config_byte(pdev, SIS_PMR, &pmr);
if (ent->device != 0x182) {
if ((pmr & SIS_PMR_COMBINED) == 0) {
printk(KERN_INFO "sata_sis: Detected SiS 180/181 chipset in SATA mode\n");
dev_printk(KERN_INFO, &pdev->dev,
"Detected SiS 180/181 chipset in SATA mode\n");
port2_start = 64;
}
else {
printk(KERN_INFO "sata_sis: Detected SiS 180/181 chipset in combined mode\n");
dev_printk(KERN_INFO, &pdev->dev,
"Detected SiS 180/181 chipset in combined mode\n");
port2_start=0;
}
}
else {
printk(KERN_INFO "sata_sis: Detected SiS 182 chipset\n");
dev_printk(KERN_INFO, &pdev->dev, "Detected SiS 182 chipset\n");
port2_start = 0x20;
}

3
drivers/scsi/sata_svw.c
View File

@ -44,6 +44,7 @@
#include <linux/blkdev.h>
#include <linux/delay.h>
#include <linux/interrupt.h>
#include <linux/device.h>
#include "scsi.h"
#include <scsi/scsi_host.h>
#include <linux/libata.h>
@ -362,7 +363,7 @@ static int k2_sata_init_one (struct pci_dev *pdev, const struct pci_device_id *e
int i;
if (!printed_version++)
printk(KERN_DEBUG DRV_NAME " version " DRV_VERSION "\n");
dev_printk(KERN_DEBUG, &pdev->dev, "version " DRV_VERSION "\n");
/*
* If this driver happens to only be useful on Apple's K2, then

13
drivers/scsi/sata_sx4.c
View File

@ -38,6 +38,7 @@
#include <linux/delay.h>
#include <linux/interrupt.h>
#include <linux/sched.h>
#include <linux/device.h>
#include "scsi.h"
#include <scsi/scsi_host.h>
#include <linux/libata.h>
@ -719,7 +720,7 @@ static inline unsigned int pdc20621_host_intr( struct ata_port *ap,
VPRINTK("ata%u: read hdma, 0x%x 0x%x\n", ap->id,
readl(mmio + 0x104), readl(mmio + PDC_HDMA_CTLSTAT));
/* get drive status; clear intr; complete txn */
ata_qc_complete(qc, ata_wait_idle(ap));
ata_qc_complete(qc, ac_err_mask(ata_wait_idle(ap)));
pdc20621_pop_hdma(qc);
}
@ -757,7 +758,7 @@ static inline unsigned int pdc20621_host_intr( struct ata_port *ap,
VPRINTK("ata%u: write ata, 0x%x 0x%x\n", ap->id,
readl(mmio + 0x104), readl(mmio + PDC_HDMA_CTLSTAT));
/* get drive status; clear intr; complete txn */
ata_qc_complete(qc, ata_wait_idle(ap));
ata_qc_complete(qc, ac_err_mask(ata_wait_idle(ap)));
pdc20621_pop_hdma(qc);
}
handled = 1;
@ -767,7 +768,7 @@ static inline unsigned int pdc20621_host_intr( struct ata_port *ap,
status = ata_busy_wait(ap, ATA_BUSY | ATA_DRQ, 1000);
DPRINTK("BUS_NODATA (drv_stat 0x%X)\n", status);
ata_qc_complete(qc, status);
ata_qc_complete(qc, ac_err_mask(status));
handled = 1;
} else {
@ -882,7 +883,7 @@ static void pdc_eng_timeout(struct ata_port *ap)
case ATA_PROT_DMA:
case ATA_PROT_NODATA:
printk(KERN_ERR "ata%u: command timeout\n", ap->id);
ata_qc_complete(qc, ata_wait_idle(ap) | ATA_ERR);
ata_qc_complete(qc, __ac_err_mask(ata_wait_idle(ap)));
break;
default:
@ -891,7 +892,7 @@ static void pdc_eng_timeout(struct ata_port *ap)
printk(KERN_ERR "ata%u: unknown timeout, cmd 0x%x stat 0x%x\n",
ap->id, qc->tf.command, drv_stat);
ata_qc_complete(qc, drv_stat);
ata_qc_complete(qc, ac_err_mask(drv_stat));
break;
}
@ -1386,7 +1387,7 @@ static int pdc_sata_init_one (struct pci_dev *pdev, const struct pci_device_id *
int rc;
if (!printed_version++)
printk(KERN_DEBUG DRV_NAME " version " DRV_VERSION "\n");
dev_printk(KERN_DEBUG, &pdev->dev, "version " DRV_VERSION "\n");
/*
* If this driver happens to only be useful on Apple's K2, then

5
drivers/scsi/sata_uli.c
View File

@ -32,6 +32,7 @@
#include <linux/blkdev.h>
#include <linux/delay.h>
#include <linux/interrupt.h>
#include <linux/device.h>
#include "scsi.h"
#include <scsi/scsi_host.h>
#include <linux/libata.h>
@ -178,12 +179,16 @@ static void uli_scr_write (struct ata_port *ap, unsigned int sc_reg, u32 val)
static int uli_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
{
static int printed_version;
struct ata_probe_ent *probe_ent;
struct ata_port_info *ppi;
int rc;
unsigned int board_idx = (unsigned int) ent->driver_data;
int pci_dev_busy = 0;
if (!printed_version++)
dev_printk(KERN_INFO, &pdev->dev, "version " DRV_VERSION "\n");
rc = pci_enable_device(pdev);
if (rc)
return rc;

38
drivers/scsi/sata_via.c
View File

@ -41,6 +41,7 @@
#include <linux/init.h>
#include <linux/blkdev.h>
#include <linux/delay.h>
#include <linux/device.h>
#include "scsi.h"
#include <scsi/scsi_host.h>
#include <linux/libata.h>
@ -259,15 +260,15 @@ static void svia_configure(struct pci_dev *pdev)
u8 tmp8;
pci_read_config_byte(pdev, PCI_INTERRUPT_LINE, &tmp8);
printk(KERN_INFO DRV_NAME "(%s): routed to hard irq line %d\n",
pci_name(pdev),
dev_printk(KERN_INFO, &pdev->dev, "routed to hard irq line %d\n",
(int) (tmp8 & 0xf0) == 0xf0 ? 0 : tmp8 & 0x0f);
/* make sure SATA channels are enabled */
pci_read_config_byte(pdev, SATA_CHAN_ENAB, &tmp8);
if ((tmp8 & ALL_PORTS) != ALL_PORTS) {
printk(KERN_DEBUG DRV_NAME "(%s): enabling SATA channels (0x%x)\n",
pci_name(pdev), (int) tmp8);
dev_printk(KERN_DEBUG, &pdev->dev,
"enabling SATA channels (0x%x)\n",
(int) tmp8);
tmp8 |= ALL_PORTS;
pci_write_config_byte(pdev, SATA_CHAN_ENAB, tmp8);
}
@ -275,8 +276,9 @@ static void svia_configure(struct pci_dev *pdev)
/* make sure interrupts for each channel sent to us */
pci_read_config_byte(pdev, SATA_INT_GATE, &tmp8);
if ((tmp8 & ALL_PORTS) != ALL_PORTS) {
printk(KERN_DEBUG DRV_NAME "(%s): enabling SATA channel interrupts (0x%x)\n",
pci_name(pdev), (int) tmp8);
dev_printk(KERN_DEBUG, &pdev->dev,
"enabling SATA channel interrupts (0x%x)\n",
(int) tmp8);
tmp8 |= ALL_PORTS;
pci_write_config_byte(pdev, SATA_INT_GATE, tmp8);
}
@ -284,8 +286,9 @@ static void svia_configure(struct pci_dev *pdev)
/* make sure native mode is enabled */
pci_read_config_byte(pdev, SATA_NATIVE_MODE, &tmp8);
if ((tmp8 & NATIVE_MODE_ALL) != NATIVE_MODE_ALL) {
printk(KERN_DEBUG DRV_NAME "(%s): enabling SATA channel native mode (0x%x)\n",
pci_name(pdev), (int) tmp8);
dev_printk(KERN_DEBUG, &pdev->dev,
"enabling SATA channel native mode (0x%x)\n",
(int) tmp8);
tmp8 |= NATIVE_MODE_ALL;
pci_write_config_byte(pdev, SATA_NATIVE_MODE, tmp8);
}
@ -303,7 +306,7 @@ static int svia_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
u8 tmp8;
if (!printed_version++)
printk(KERN_DEBUG DRV_NAME " version " DRV_VERSION "\n");
dev_printk(KERN_DEBUG, &pdev->dev, "version " DRV_VERSION "\n");
rc = pci_enable_device(pdev);
if (rc)
@ -318,8 +321,9 @@ static int svia_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
if (board_id == vt6420) {
pci_read_config_byte(pdev, SATA_PATA_SHARING, &tmp8);
if (tmp8 & SATA_2DEV) {
printk(KERN_ERR DRV_NAME "(%s): SATA master/slave not supported (0x%x)\n",
pci_name(pdev), (int) tmp8);
dev_printk(KERN_ERR, &pdev->dev,
"SATA master/slave not supported (0x%x)\n",
(int) tmp8);
rc = -EIO;
goto err_out_regions;
}
@ -332,10 +336,11 @@ static int svia_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
for (i = 0; i < ARRAY_SIZE(svia_bar_sizes); i++)
if ((pci_resource_start(pdev, i) == 0) ||
(pci_resource_len(pdev, i) < bar_sizes[i])) {
printk(KERN_ERR DRV_NAME "(%s): invalid PCI BAR %u (sz 0x%lx, val 0x%lx)\n",
pci_name(pdev), i,
pci_resource_start(pdev, i),
pci_resource_len(pdev, i));
dev_printk(KERN_ERR, &pdev->dev,
"invalid PCI BAR %u (sz 0x%lx, val 0x%lx)\n",
i,
pci_resource_start(pdev, i),
pci_resource_len(pdev, i));
rc = -ENODEV;
goto err_out_regions;
}
@ -353,8 +358,7 @@ static int svia_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
probe_ent = vt6421_init_probe_ent(pdev);
if (!probe_ent) {
printk(KERN_ERR DRV_NAME "(%s): out of memory\n",
pci_name(pdev));
dev_printk(KERN_ERR, &pdev->dev, "out of memory\n");
rc = -ENOMEM;
goto err_out_regions;
}

3
drivers/scsi/sata_vsc.c
View File

@ -42,6 +42,7 @@
#include <linux/delay.h>
#include <linux/interrupt.h>
#include <linux/dma-mapping.h>
#include <linux/device.h>
#include "scsi.h"
#include <scsi/scsi_host.h>
#include <linux/libata.h>
@ -295,7 +296,7 @@ static int __devinit vsc_sata_init_one (struct pci_dev *pdev, const struct pci_d
int rc;
if (!printed_version++)
printk(KERN_DEBUG DRV_NAME " version " DRV_VERSION "\n");
dev_printk(KERN_DEBUG, &pdev->dev, "version " DRV_VERSION "\n");
rc = pci_enable_device(pdev);
if (rc)

2
fs/nfs/inode.c
View File

@ -1274,14 +1274,12 @@ static int nfs_check_inode_attributes(struct inode *inode, struct nfs_fattr *fat
}
if ((fattr->valid & NFS_ATTR_FATTR) == 0) {
spin_unlock(&inode->i_lock);
return 0;
}
/* Has the inode gone and changed behind our back? */
if (nfsi->fileid != fattr->fileid
|| (inode->i_mode & S_IFMT) != (fattr->mode & S_IFMT)) {
spin_unlock(&inode->i_lock);
return -EIO;
}

28
include/linux/libata.h
View File

@ -175,6 +175,13 @@ enum hsm_task_states {
write CDB or first data block */
};
enum ata_completion_errors {
AC_ERR_OTHER = (1 << 0),
AC_ERR_DEV = (1 << 1),
AC_ERR_ATA_BUS = (1 << 2),
AC_ERR_HOST_BUS = (1 << 3),
};
/* forward declarations */
struct scsi_device;
struct ata_port_operations;
@ -182,7 +189,7 @@ struct ata_port;
struct ata_queued_cmd;
/* typedefs */
typedef int (*ata_qc_cb_t) (struct ata_queued_cmd *qc, u8 drv_stat);
typedef int (*ata_qc_cb_t) (struct ata_queued_cmd *qc, unsigned int err_mask);
struct ata_ioports {
unsigned long cmd_addr;
@ -456,7 +463,7 @@ extern void ata_bmdma_start (struct ata_queued_cmd *qc);
extern void ata_bmdma_stop(struct ata_queued_cmd *qc);
extern u8 ata_bmdma_status(struct ata_port *ap);
extern void ata_bmdma_irq_clear(struct ata_port *ap);
extern void ata_qc_complete(struct ata_queued_cmd *qc, u8 drv_stat);
extern void ata_qc_complete(struct ata_queued_cmd *qc, unsigned int err_mask);
extern void ata_eng_timeout(struct ata_port *ap);
extern void ata_scsi_simulate(u16 *id, struct scsi_cmnd *cmd,
void (*done)(struct scsi_cmnd *));
@ -719,4 +726,21 @@ static inline int ata_try_flush_cache(const struct ata_device *dev)
ata_id_has_flush_ext(dev->id);
}
static inline unsigned int ac_err_mask(u8 status)
{
if (status & ATA_BUSY)
return AC_ERR_ATA_BUS;
if (status & (ATA_ERR | ATA_DF))
return AC_ERR_DEV;
return 0;
}
static inline unsigned int __ac_err_mask(u8 status)
{
unsigned int mask = ac_err_mask(status);
if (mask == 0)
return AC_ERR_OTHER;
return mask;
}
#endif /* __LINUX_LIBATA_H__ */