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authorBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2008-01-25 22:17:12 +0100
committerBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2008-01-25 22:17:12 +0100
commit790d1239898d4f893112280decd344d90f43ee96 (patch)
treea8ed2d8fedc4d62b28249d84db4c2904f738cbb3 /drivers/scsi/ide-scsi.c
parente5f9f5a89a01abc2b9c09747452aeb9218d6bffd (diff)
downloadlinux-790d1239898d4f893112280decd344d90f43ee96.tar.bz2
ide: remove ata_nsector_t, ata_data_t and atapi_bcount_t
Remove ata_nsector_t, ata_data_t (unused) and atapi_bcount_t. While at it: * replace 'HWIF(drive)' by 'hwif' Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Diffstat (limited to 'drivers/scsi/ide-scsi.c')
-rw-r--r--drivers/scsi/ide-scsi.c40
1 files changed, 23 insertions, 17 deletions
diff --git a/drivers/scsi/ide-scsi.c b/drivers/scsi/ide-scsi.c
index c009f2351346..77e8a81228fc 100644
--- a/drivers/scsi/ide-scsi.c
+++ b/drivers/scsi/ide-scsi.c
@@ -395,11 +395,12 @@ static int idescsi_expiry(ide_drive_t *drive)
static ide_startstop_t idescsi_pc_intr (ide_drive_t *drive)
{
idescsi_scsi_t *scsi = drive_to_idescsi(drive);
- idescsi_pc_t *pc=scsi->pc;
+ ide_hwif_t *hwif = drive->hwif;
+ idescsi_pc_t *pc = scsi->pc;
struct request *rq = pc->rq;
- atapi_bcount_t bcount;
atapi_ireason_t ireason;
unsigned int temp;
+ u16 bcount;
u8 stat;
#if IDESCSI_DEBUG_LOG
@@ -436,8 +437,8 @@ static ide_startstop_t idescsi_pc_intr (ide_drive_t *drive)
idescsi_end_request (drive, 1, 0);
return ide_stopped;
}
- bcount.b.low = HWIF(drive)->INB(IDE_BCOUNTL_REG);
- bcount.b.high = HWIF(drive)->INB(IDE_BCOUNTH_REG);
+ bcount = (hwif->INB(IDE_BCOUNTH_REG) << 8) |
+ hwif->INB(IDE_BCOUNTL_REG);
ireason.all = HWIF(drive)->INB(IDE_IREASON_REG);
if (ireason.b.cod) {
@@ -445,7 +446,7 @@ static ide_startstop_t idescsi_pc_intr (ide_drive_t *drive)
return ide_do_reset (drive);
}
if (ireason.b.io) {
- temp = pc->actually_transferred + bcount.all;
+ temp = pc->actually_transferred + bcount;
if (temp > pc->request_transfer) {
if (temp > pc->buffer_size) {
printk(KERN_ERR "ide-scsi: The scsi wants to "
@@ -458,11 +459,13 @@ static ide_startstop_t idescsi_pc_intr (ide_drive_t *drive)
idescsi_input_buffers(drive, pc, temp);
else
drive->hwif->atapi_input_bytes(drive, pc->current_position, temp);
- printk(KERN_ERR "ide-scsi: transferred %d of %d bytes\n", temp, bcount.all);
+ printk(KERN_ERR "ide-scsi: transferred"
+ " %d of %d bytes\n",
+ temp, bcount);
}
pc->actually_transferred += temp;
pc->current_position += temp;
- idescsi_discard_data(drive, bcount.all - temp);
+ idescsi_discard_data(drive, bcount - temp);
ide_set_handler(drive, &idescsi_pc_intr, get_timeout(pc), idescsi_expiry);
return ide_started;
}
@@ -474,19 +477,21 @@ static ide_startstop_t idescsi_pc_intr (ide_drive_t *drive)
if (ireason.b.io) {
clear_bit(PC_WRITING, &pc->flags);
if (pc->sg)
- idescsi_input_buffers(drive, pc, bcount.all);
+ idescsi_input_buffers(drive, pc, bcount);
else
- HWIF(drive)->atapi_input_bytes(drive, pc->current_position, bcount.all);
+ hwif->atapi_input_bytes(drive, pc->current_position,
+ bcount);
} else {
set_bit(PC_WRITING, &pc->flags);
if (pc->sg)
- idescsi_output_buffers (drive, pc, bcount.all);
+ idescsi_output_buffers(drive, pc, bcount);
else
- HWIF(drive)->atapi_output_bytes(drive, pc->current_position, bcount.all);
+ hwif->atapi_output_bytes(drive, pc->current_position,
+ bcount);
}
/* Update the current position */
- pc->actually_transferred += bcount.all;
- pc->current_position += bcount.all;
+ pc->actually_transferred += bcount;
+ pc->current_position += bcount;
/* And set the interrupt handler again */
ide_set_handler(drive, &idescsi_pc_intr, get_timeout(pc), idescsi_expiry);
@@ -570,13 +575,14 @@ static ide_startstop_t idescsi_issue_pc (ide_drive_t *drive, idescsi_pc_t *pc)
{
idescsi_scsi_t *scsi = drive_to_idescsi(drive);
ide_hwif_t *hwif = drive->hwif;
- atapi_bcount_t bcount;
+ u16 bcount;
u8 dma = 0;
scsi->pc=pc; /* Set the current packet command */
pc->actually_transferred=0; /* We haven't transferred any data yet */
pc->current_position=pc->buffer;
- bcount.all = min(pc->request_transfer, 63 * 1024); /* Request to transfer the entire buffer at once */
+ /* Request to transfer the entire buffer at once */
+ bcount = min(pc->request_transfer, 63 * 1024);
if (drive->using_dma && !idescsi_map_sg(drive, pc)) {
hwif->sg_mapped = 1;
@@ -589,8 +595,8 @@ static ide_startstop_t idescsi_issue_pc (ide_drive_t *drive, idescsi_pc_t *pc)
HWIF(drive)->OUTB(drive->ctl, IDE_CONTROL_REG);
hwif->OUTB(dma, IDE_FEATURE_REG);
- HWIF(drive)->OUTB(bcount.b.high, IDE_BCOUNTH_REG);
- HWIF(drive)->OUTB(bcount.b.low, IDE_BCOUNTL_REG);
+ hwif->OUTB((bcount >> 8) & 0xff, IDE_BCOUNTH_REG);
+ hwif->OUTB(bcount & 0xff, IDE_BCOUNTL_REG);
if (dma)
set_bit(PC_DMA_OK, &pc->flags);