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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
commite5f9f5a89a01abc2b9c09747452aeb9218d6bffd (patch)
tree6a09f9be2ccbc27ef0baf0001719a70240c02537
parent0e38a66a1e69821ab57a06d5a7b11f0df9275bf4 (diff)
ide: remove atapi_feature_t
Remove atapi_feature_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>
-rw-r--r--drivers/ide/ide-floppy.c10
-rw-r--r--drivers/scsi/ide-scsi.c11
-rw-r--r--include/linux/ide.h27
3 files changed, 9 insertions, 39 deletions
diff --git a/drivers/ide/ide-floppy.c b/drivers/ide/ide-floppy.c
index 2a37a08ddd5..95e30279000 100644
--- a/drivers/ide/ide-floppy.c
+++ b/drivers/ide/ide-floppy.c
@@ -1019,9 +1019,9 @@ static ide_startstop_t idefloppy_issue_pc (ide_drive_t *drive, idefloppy_pc_t *p
{
idefloppy_floppy_t *floppy = drive->driver_data;
ide_hwif_t *hwif = drive->hwif;
- atapi_feature_t feature;
atapi_bcount_t bcount;
ide_handler_t *pkt_xfer_routine;
+ u8 dma;
if (floppy->failed_pc == NULL &&
pc->c[0] != IDEFLOPPY_REQUEST_SENSE_CMD)
@@ -1064,20 +1064,20 @@ static ide_startstop_t idefloppy_issue_pc (ide_drive_t *drive, idefloppy_pc_t *p
if (test_and_clear_bit(PC_DMA_ERROR, &pc->flags))
ide_dma_off(drive);
- feature.all = 0;
+ dma = 0;
if (test_bit(PC_DMA_RECOMMENDED, &pc->flags) && drive->using_dma)
- feature.b.dma = !hwif->dma_setup(drive);
+ dma = !hwif->dma_setup(drive);
if (IDE_CONTROL_REG)
HWIF(drive)->OUTB(drive->ctl, IDE_CONTROL_REG);
/* Use PIO/DMA */
- HWIF(drive)->OUTB(feature.all, IDE_FEATURE_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(drive)->OUTB(drive->select.all, IDE_SELECT_REG);
- if (feature.b.dma) { /* Begin DMA, if necessary */
+ if (dma) { /* Begin DMA, if necessary */
set_bit(PC_DMA_IN_PROGRESS, &pc->flags);
hwif->dma_start(drive);
}
diff --git a/drivers/scsi/ide-scsi.c b/drivers/scsi/ide-scsi.c
index bd2b5691247..c009f235134 100644
--- a/drivers/scsi/ide-scsi.c
+++ b/drivers/scsi/ide-scsi.c
@@ -399,7 +399,6 @@ static ide_startstop_t idescsi_pc_intr (ide_drive_t *drive)
struct request *rq = pc->rq;
atapi_bcount_t bcount;
atapi_ireason_t ireason;
- atapi_feature_t feature;
unsigned int temp;
u8 stat;
@@ -424,7 +423,6 @@ static ide_startstop_t idescsi_pc_intr (ide_drive_t *drive)
(void) HWIF(drive)->ide_dma_end(drive);
}
- feature.all = 0;
/* Clear the interrupt */
stat = drive->hwif->INB(IDE_STATUS_REG);
@@ -572,18 +570,17 @@ 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_feature_t feature;
atapi_bcount_t 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 */
- feature.all = 0;
if (drive->using_dma && !idescsi_map_sg(drive, pc)) {
hwif->sg_mapped = 1;
- feature.b.dma = !hwif->dma_setup(drive);
+ dma = !hwif->dma_setup(drive);
hwif->sg_mapped = 0;
}
@@ -591,11 +588,11 @@ static ide_startstop_t idescsi_issue_pc (ide_drive_t *drive, idescsi_pc_t *pc)
if (IDE_CONTROL_REG)
HWIF(drive)->OUTB(drive->ctl, IDE_CONTROL_REG);
- HWIF(drive)->OUTB(feature.all, IDE_FEATURE_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);
- if (feature.b.dma)
+ if (dma)
set_bit(PC_DMA_OK, &pc->flags);
if (test_bit(IDESCSI_DRQ_INTERRUPT, &scsi->flags)) {
diff --git a/include/linux/ide.h b/include/linux/ide.h
index 0c1b0aaa286..a638dde17e7 100644
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -366,33 +366,6 @@ typedef union {
} select_t, ata_select_t;
/*
- * ATAPI Feature Register
- *
- * dma : Using DMA or PIO
- * reserved321 : Reserved
- * reserved654 : Reserved (Tag Type)
- * reserved7 : Reserved
- */
-typedef union {
- unsigned all :8;
- struct {
-#if defined(__LITTLE_ENDIAN_BITFIELD)
- unsigned dma :1;
- unsigned reserved321 :3;
- unsigned reserved654 :3;
- unsigned reserved7 :1;
-#elif defined(__BIG_ENDIAN_BITFIELD)
- unsigned reserved7 :1;
- unsigned reserved654 :3;
- unsigned reserved321 :3;
- unsigned dma :1;
-#else
-#error "Please fix <asm/byteorder.h>"
-#endif
- } b;
-} atapi_feature_t;
-
-/*
* ATAPI Interrupt Reason Register.
*
* cod : Information transferred is command (1) or data (0)