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Commit e241138a authored by Linus Torvalds's avatar Linus Torvalds
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Merge bk://gkernel.bkbits.net/libata-2.5 

into home.osdl.org:/home/torvalds/v2.5/linux
parents 7629bad2 a76a8a35
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Showing with 582 additions and 102 deletions
drivers/scsi/ata_piix.c
View file @ e241138a
......@@ -97,6 +97,7 @@ static Scsi_Host_Template piix_sht = {
.proc_name = DRV_NAME,
.dma_boundary = ATA_DMA_BOUNDARY,
.slave_configure = ata_scsi_slave_config,
.bios_param = ata_std_bios_param,
};
static struct ata_port_operations piix_pata_ops = {
......
drivers/scsi/libata-core.c
View file @ e241138a
......@@ -1619,7 +1619,7 @@ static void ata_dev_set_pio(struct ata_port *ap, unsigned int device)
static void ata_sg_clean(struct ata_queued_cmd *qc)
{
struct ata_port *ap = qc->ap;
Scsi_Cmnd *cmd = qc->scsicmd;
struct scsi_cmnd *cmd = qc->scsicmd;
struct scatterlist *sg = qc->sg;
int dir = scsi_to_pci_dma_dir(cmd->sc_data_direction);
......@@ -1635,8 +1635,8 @@ static void ata_sg_clean(struct ata_queued_cmd *qc)
if (cmd->use_sg)
pci_unmap_sg(ap->host_set->pdev, sg, qc->n_elem, dir);
else
pci_unmap_single(ap->host_set->pdev, sg[0].dma_address,
sg[0].length, dir);
pci_unmap_single(ap->host_set->pdev, sg_dma_address(&sg[0]),
sg_dma_len(&sg[0]), dir);
qc->flags &= ~ATA_QCFLAG_SG;
qc->sg = NULL;
......@@ -1659,8 +1659,8 @@ void ata_fill_sg(struct ata_queued_cmd *qc)
assert(qc->n_elem > 0);
for (i = 0; i < qc->n_elem; i++) {
ap->prd[i].addr = cpu_to_le32(sg[i].dma_address);
ap->prd[i].flags_len = cpu_to_le32(sg[i].length);
ap->prd[i].addr = cpu_to_le32(sg_dma_address(&sg[i]));
ap->prd[i].flags_len = cpu_to_le32(sg_dma_len(&sg[i]));
VPRINTK("PRD[%u] = (0x%X, 0x%X)\n",
i, le32_to_cpu(ap->prd[i].addr), le32_to_cpu(ap->prd[i].flags_len));
}
......@@ -1681,7 +1681,7 @@ void ata_fill_sg(struct ata_queued_cmd *qc)
static int ata_sg_setup_one(struct ata_queued_cmd *qc)
{
struct ata_port *ap = qc->ap;
Scsi_Cmnd *cmd = qc->scsicmd;
struct scsi_cmnd *cmd = qc->scsicmd;
int dir = scsi_to_pci_dma_dir(cmd->sc_data_direction);
struct scatterlist *sg = qc->sg;
unsigned int have_sg = (qc->flags & ATA_QCFLAG_SG);
......@@ -1691,12 +1691,12 @@ static int ata_sg_setup_one(struct ata_queued_cmd *qc)
sg->page = virt_to_page(cmd->request_buffer);
sg->offset = (unsigned long) cmd->request_buffer & ~PAGE_MASK;
sg->length = cmd->request_bufflen;
sg_dma_len(sg) = cmd->request_bufflen;
if (!have_sg)
return 0;
sg->dma_address = pci_map_single(ap->host_set->pdev,
sg_dma_address(sg) = pci_map_single(ap->host_set->pdev,
cmd->request_buffer,
cmd->request_bufflen, dir);
......@@ -1720,7 +1720,7 @@ static int ata_sg_setup_one(struct ata_queued_cmd *qc)
static int ata_sg_setup(struct ata_queued_cmd *qc)
{
struct ata_port *ap = qc->ap;
Scsi_Cmnd *cmd = qc->scsicmd;
struct scsi_cmnd *cmd = qc->scsicmd;
struct scatterlist *sg;
int n_elem;
unsigned int have_sg = (qc->flags & ATA_QCFLAG_SG);
......@@ -1872,7 +1872,7 @@ static void ata_pio_sector(struct ata_port *ap)
{
struct ata_queued_cmd *qc;
struct scatterlist *sg;
Scsi_Cmnd *cmd;
struct scsi_cmnd *cmd;
unsigned char *buf;
u8 status;
......@@ -1917,7 +1917,7 @@ static void ata_pio_sector(struct ata_port *ap)
qc->cursg_ofs++;
if (cmd->use_sg)
if ((qc->cursg_ofs * ATA_SECT_SIZE) == sg[qc->cursg].length) {
if ((qc->cursg_ofs * ATA_SECT_SIZE) == sg_dma_len(&sg[qc->cursg])) {
qc->cursg++;
qc->cursg_ofs = 0;
}
......@@ -2092,7 +2092,7 @@ struct ata_queued_cmd *ata_qc_new_init(struct ata_port *ap,
void ata_qc_complete(struct ata_queued_cmd *qc, u8 drv_stat, unsigned int done_late)
{
struct ata_port *ap = qc->ap;
Scsi_Cmnd *cmd = qc->scsicmd;
struct scsi_cmnd *cmd = qc->scsicmd;
unsigned int tag, do_clear = 0;
assert(qc != NULL); /* ata_qc_from_tag _might_ return NULL */
......@@ -2163,7 +2163,7 @@ static void ata_qc_push (struct ata_queued_cmd *qc, unsigned int append)
int ata_qc_issue(struct ata_queued_cmd *qc)
{
struct ata_port *ap = qc->ap;
Scsi_Cmnd *cmd = qc->scsicmd;
struct scsi_cmnd *cmd = qc->scsicmd;
unsigned int dma = qc->flags & ATA_QCFLAG_DMA;
ata_dev_select(ap, qc->dev->devno, 1, 0);
......@@ -2719,7 +2719,7 @@ static void ata_host_remove(struct ata_port *ap, unsigned int do_unregister)
DPRINTK("ENTER\n");
if (do_unregister)
scsi_remove_host(sh); /* FIXME: check return val */
scsi_remove_host(sh);
ata_thread_kill(ap); /* FIXME: check return val */
......@@ -3204,7 +3204,6 @@ void ata_pci_remove_one (struct pci_dev *pdev)
for (i = 0; i < host_set->n_ports; i++) {
ap = host_set->ports[i];
/* FIXME: check return val */
scsi_remove_host(ap->host);
}
......@@ -3215,13 +3214,10 @@ void ata_pci_remove_one (struct pci_dev *pdev)
host_set->ports[0]->ops->host_stop(host_set);
for (i = 0; i < host_set->n_ports; i++) {
Scsi_Host_Template *sht;
ap = host_set->ports[i];
sht = ap->host->hostt;
ata_scsi_release(ap->host);
scsi_host_put(ap->host); /* FIXME: check return val */
scsi_host_put(ap->host);
}
pci_release_regions(pdev);
......@@ -3279,6 +3275,7 @@ int pci_test_config_bits(struct pci_dev *pdev, struct pci_bits *bits)
return (tmp == bits->val) ? 1 : 0;
}
/**
* ata_init -
*
......@@ -3304,6 +3301,7 @@ module_init(ata_init);
*/
EXPORT_SYMBOL_GPL(pci_test_config_bits);
EXPORT_SYMBOL_GPL(ata_std_bios_param);
EXPORT_SYMBOL_GPL(ata_std_ports);
EXPORT_SYMBOL_GPL(ata_device_add);
EXPORT_SYMBOL_GPL(ata_qc_complete);
......
drivers/scsi/libata-scsi.c
View file @ e241138a
......@@ -32,10 +32,33 @@
#include "libata.h"
/**
* ata_std_bios_param - generic bios head/sector/cylinder calculator
* used by sd. Most BIOSes nowadays expect a XXX/255/16 (CHS)
* mapping. Some situations may arise where the disk is not
* bootable if this is not used.
*
* LOCKING:
*
* RETURNS:
*
*/
int ata_std_bios_param(struct scsi_device *sdev, struct block_device *bdev,
sector_t capacity, int geom[])
{
geom[0] = 255;
geom[1] = 63;
geom[2] = capacity / (geom[0] * geom[1]);
return 0;
}
struct ata_queued_cmd *ata_scsi_qc_new(struct ata_port *ap,
struct ata_device *dev,
Scsi_Cmnd *cmd,
void (*done)(Scsi_Cmnd *))
struct scsi_cmnd *cmd,
void (*done)(struct scsi_cmnd *))
{
struct ata_queued_cmd *qc;
......@@ -69,7 +92,7 @@ struct ata_queued_cmd *ata_scsi_qc_new(struct ata_port *ap,
void ata_to_sense_error(struct ata_queued_cmd *qc)
{
Scsi_Cmnd *cmd = qc->scsicmd;
struct scsi_cmnd *cmd = qc->scsicmd;
cmd->result = SAM_STAT_CHECK_CONDITION;
......@@ -282,7 +305,7 @@ static unsigned int ata_scsi_rw_xlat(struct ata_queued_cmd *qc, u8 *scsicmd,
*/
void ata_scsi_rw_queue(struct ata_port *ap, struct ata_device *dev,
Scsi_Cmnd *cmd, void (*done)(Scsi_Cmnd *),
struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *),
unsigned int cmd_size)
{
struct ata_queued_cmd *qc;
......@@ -332,7 +355,7 @@ void ata_scsi_rw_queue(struct ata_port *ap, struct ata_device *dev,
* Length of response buffer.
*/
static unsigned int ata_scsi_rbuf_get(Scsi_Cmnd *cmd, u8 **buf_out)
static unsigned int ata_scsi_rbuf_get(struct scsi_cmnd *cmd, u8 **buf_out)
{
u8 *buf;
unsigned int buflen;
......@@ -363,7 +386,7 @@ static unsigned int ata_scsi_rbuf_get(Scsi_Cmnd *cmd, u8 **buf_out)
* spin_lock_irqsave(host_set lock)
*/
static inline void ata_scsi_rbuf_put(Scsi_Cmnd *cmd)
static inline void ata_scsi_rbuf_put(struct scsi_cmnd *cmd)
{
if (cmd->use_sg) {
struct scatterlist *sg;
......@@ -394,7 +417,7 @@ void ata_scsi_rbuf_fill(struct ata_scsi_args *args,
{
u8 *rbuf;
unsigned int buflen, rc;
Scsi_Cmnd *cmd = args->cmd;
struct scsi_cmnd *cmd = args->cmd;
buflen = ata_scsi_rbuf_get(cmd, &rbuf);
rc = actor(args, rbuf, buflen);
......@@ -817,7 +840,7 @@ unsigned int ata_scsiop_report_luns(struct ata_scsi_args *args, u8 *rbuf,
* spin_lock_irqsave(host_set lock)
*/
void ata_scsi_badcmd(Scsi_Cmnd *cmd, void (*done)(Scsi_Cmnd *), u8 asc, u8 ascq)
void ata_scsi_badcmd(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *), u8 asc, u8 ascq)
{
DPRINTK("ENTER\n");
cmd->result = SAM_STAT_CHECK_CONDITION;
......@@ -847,7 +870,7 @@ void ata_scsi_badcmd(Scsi_Cmnd *cmd, void (*done)(Scsi_Cmnd *), u8 asc, u8 ascq)
*/
static void atapi_scsi_queuecmd(struct ata_port *ap, struct ata_device *dev,
Scsi_Cmnd *cmd, void (*done)(Scsi_Cmnd *))
struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
{
struct ata_queued_cmd *qc;
u8 *scsicmd = cmd->cmnd, status;
......@@ -958,7 +981,7 @@ static void atapi_scsi_queuecmd(struct ata_port *ap, struct ata_device *dev,
* Zero.
*/
int ata_scsi_queuecmd(Scsi_Cmnd *cmd, void (*done)(Scsi_Cmnd *))
int ata_scsi_queuecmd(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
{
u8 *scsicmd = cmd->cmnd;
struct ata_port *ap;
......
drivers/scsi/libata.h
View file @ e241138a
......@@ -31,8 +31,8 @@
struct ata_scsi_args {
struct ata_port *ap;
struct ata_device *dev;
Scsi_Cmnd *cmd;
void (*done)(Scsi_Cmnd *);
struct scsi_cmnd *cmd;
void (*done)(struct scsi_cmnd *);
};
......@@ -51,7 +51,7 @@ extern void ata_thread_wake(struct ata_port *ap, unsigned int thr_state);
/* libata-scsi.c */
extern void ata_to_sense_error(struct ata_queued_cmd *qc);
extern void ata_scsi_rw_queue(struct ata_port *ap, struct ata_device *dev,
Scsi_Cmnd *cmd, void (*done)(Scsi_Cmnd *),
struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *),
unsigned int cmd_size);
extern int ata_scsi_error(struct Scsi_Host *host);
extern unsigned int ata_scsiop_inq_std(struct ata_scsi_args *args, u8 *rbuf,
......@@ -74,19 +74,19 @@ extern unsigned int ata_scsiop_read_cap(struct ata_scsi_args *args, u8 *rbuf,
unsigned int buflen);
extern unsigned int ata_scsiop_report_luns(struct ata_scsi_args *args, u8 *rbuf,
unsigned int buflen);
extern void ata_scsi_badcmd(Scsi_Cmnd *cmd,
void (*done)(Scsi_Cmnd *),
extern void ata_scsi_badcmd(struct scsi_cmnd *cmd,
void (*done)(struct scsi_cmnd *),
u8 asc, u8 ascq);
extern void ata_scsi_rbuf_fill(struct ata_scsi_args *args,
unsigned int (*actor) (struct ata_scsi_args *args,
u8 *rbuf, unsigned int buflen));
static inline void ata_bad_scsiop(Scsi_Cmnd *cmd, void (*done)(Scsi_Cmnd *))
static inline void ata_bad_scsiop(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
{
ata_scsi_badcmd(cmd, done, 0x20, 0x00);
}
static inline void ata_bad_cdb(Scsi_Cmnd *cmd, void (*done)(Scsi_Cmnd *))
static inline void ata_bad_cdb(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
{
ata_scsi_badcmd(cmd, done, 0x24, 0x00);
}
......
drivers/scsi/sata_promise.c
View file @ e241138a
This diff is collapsed.
drivers/scsi/sata_sil.c
View file @ e241138a
......@@ -87,6 +87,7 @@ static Scsi_Host_Template sil_sht = {
.proc_name = DRV_NAME,
.dma_boundary = ATA_DMA_BOUNDARY,
.slave_configure = ata_scsi_slave_config,
.bios_param = ata_std_bios_param,
};
static struct ata_port_operations sil_ops = {
......
drivers/scsi/sata_svw.c
View file @ e241138a
......@@ -219,6 +219,7 @@ static Scsi_Host_Template k2_sata_sht = {
#ifdef CONFIG_ALL_PPC
.proc_info = k2_sata_proc_info
#endif
.bios_param = ata_std_bios_param,
};
......
drivers/scsi/sata_via.c
View file @ e241138a
......@@ -78,6 +78,7 @@ static Scsi_Host_Template svia_sht = {
.proc_name = DRV_NAME,
.dma_boundary = ATA_DMA_BOUNDARY,
.slave_configure = ata_scsi_slave_config,
.bios_param = ata_std_bios_param,
};
static struct ata_port_operations svia_sata_ops = {
......
include/linux/libata.h
View file @ e241138a
......@@ -28,6 +28,7 @@
#include <asm/io.h>
#include <linux/ata.h>
/*
* compile-time options
*/
......@@ -66,8 +67,6 @@
/* defines only for the constants which don't work well as enums */
#define ATA_TAG_POISON 0xfafbfcfdU
#define ATA_DMA_BOUNDARY 0xffffUL
#define ATA_DMA_MASK 0xffffffffULL
enum {
/* various global constants */
......@@ -171,6 +170,7 @@ enum {
};
/* forward declarations */
struct scsi_device;
struct ata_port_operations;
struct ata_port;
struct ata_queued_cmd;
......@@ -247,8 +247,8 @@ struct ata_queued_cmd {
struct ata_port *ap;
struct ata_device *dev;
Scsi_Cmnd *scsicmd;
void (*scsidone)(Scsi_Cmnd *);
struct scsi_cmnd *scsicmd;
void (*scsidone)(struct scsi_cmnd *);
struct list_head node;
unsigned long flags; /* ATA_QCFLAG_xxx */
......@@ -403,7 +403,7 @@ extern int ata_pci_init_one (struct pci_dev *pdev, struct ata_port_info **port_i
extern void ata_pci_remove_one (struct pci_dev *pdev);
extern int ata_device_add(struct ata_probe_ent *ent);
extern int ata_scsi_detect(Scsi_Host_Template *sht);
extern int ata_scsi_queuecmd(Scsi_Cmnd *cmd, void (*done)(Scsi_Cmnd *));
extern int ata_scsi_queuecmd(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *));
extern int ata_scsi_error(struct Scsi_Host *host);
extern int ata_scsi_release(struct Scsi_Host *host);
extern int ata_scsi_slave_config(struct scsi_device *sdev);
......@@ -427,6 +427,9 @@ extern void ata_bmdma_start_pio (struct ata_queued_cmd *qc);
extern int pci_test_config_bits(struct pci_dev *pdev, struct pci_bits *bits);
extern void ata_qc_complete(struct ata_queued_cmd *qc, u8 drv_stat, unsigned int done_late);
extern void ata_eng_timeout(struct ata_port *ap);
extern int ata_std_bios_param(struct scsi_device *sdev,
struct block_device *bdev,
sector_t capacity, int geom[]);
static inline unsigned long msecs_to_jiffies(unsigned long msecs)
......
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