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ide: add IDE_HFLAG_ERROR_STOPS_FIFO host flag 

Add IDE_HFLAG_ERROR_STOPS_FIFO host flag and use it instead
of hwif->err_stops_fifo.  As a side-effect this change fixes
hwif->err_stops_fifo not being restored by ide_hwif_restore().

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
hifive-unleashed-5.1
Bartlomiej Zolnierkiewicz 2007-10-19 00:30:10 +02:00
parent 40d2dd7ef3
commit ed67b92385
4 changed files with 9 additions and 8 deletions
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3
drivers/ide/ide-io.c
View File

@ -484,7 +484,8 @@ static ide_startstop_t ide_ata_error(ide_drive_t *drive, struct request *rq, u8
}
}
if ((stat & DRQ_STAT) && rq_data_dir(rq) == READ && hwif->err_stops_fifo == 0)
if ((stat & DRQ_STAT) && rq_data_dir(rq) == READ &&
(hwif->host_flags & IDE_HFLAG_ERROR_STOPS_FIFO) == 0)
try_to_flush_leftover_data(drive);
if (rq->errors >= ERROR_MAX || blk_noretry_request(rq)) {

3
drivers/ide/pci/pdc202xx_new.c
View File

@ -471,8 +471,6 @@ static void __devinit init_hwif_pdc202new(ide_hwif_t *hwif)
hwif->quirkproc = &pdcnew_quirkproc;
hwif->resetproc = &pdcnew_reset;
hwif->err_stops_fifo = 1;
hwif->drives[0].autotune = hwif->drives[1].autotune = 1;
if (hwif->dma_base == 0)
@ -510,6 +508,7 @@ static struct pci_dev * __devinit pdc20270_get_dev2(struct pci_dev *dev)
.init_chipset = init_chipset_pdcnew, \
.init_hwif = init_hwif_pdc202new, \
.host_flags = IDE_HFLAG_POST_SET_MODE | \
IDE_HFLAG_ERROR_STOPS_FIFO | \
IDE_HFLAG_OFF_BOARD, \
.pio_mask = ATA_PIO4, \
.mwdma_mask = ATA_MWDMA2, \

8
drivers/ide/pci/pdc202xx_old.c
View File

@ -317,8 +317,6 @@ static void __devinit init_hwif_pdc202xx(ide_hwif_t *hwif)
if (hwif->pci_dev->device != PCI_DEVICE_ID_PROMISE_20246)
hwif->resetproc = &pdc202xx_reset;
hwif->err_stops_fifo = 1;
hwif->drives[0].autotune = hwif->drives[1].autotune = 1;
if (hwif->dma_base == 0)
@ -393,7 +391,8 @@ static void __devinit pdc202ata4_fixup_irq(struct pci_dev *dev,
.init_hwif = init_hwif_pdc202xx, \
.init_dma = init_dma_pdc202xx, \
.extra = 48, \
.host_flags = IDE_HFLAG_OFF_BOARD, \
.host_flags = IDE_HFLAG_ERROR_STOPS_FIFO | \
IDE_HFLAG_OFF_BOARD, \
.pio_mask = ATA_PIO4, \
.mwdma_mask = ATA_MWDMA2, \
.udma_mask = udma, \
@ -406,7 +405,8 @@ static ide_pci_device_t pdc202xx_chipsets[] __devinitdata = {
.init_hwif = init_hwif_pdc202xx,
.init_dma = init_dma_pdc202xx,
.extra = 16,
.host_flags = IDE_HFLAG_OFF_BOARD,
.host_flags = IDE_HFLAG_ERROR_STOPS_FIFO |
IDE_HFLAG_OFF_BOARD,
.pio_mask = ATA_PIO4,
.mwdma_mask = ATA_MWDMA2,
.udma_mask = ATA_UDMA2,

3
include/linux/ide.h
View File

@ -799,7 +799,6 @@ typedef struct hwif_s {
unsigned auto_poll : 1; /* supports nop auto-poll */
unsigned sg_mapped : 1; /* sg_table and sg_nents are ready */
unsigned no_io_32bit : 1; /* 1 = can not do 32-bit IO ops */
unsigned err_stops_fifo : 1; /* 1=data FIFO is cleared by an error */
unsigned mmio : 1; /* host uses MMIO */
struct device gendev;
@ -1256,6 +1255,8 @@ enum {
IDE_HFLAG_NO_LBA48 = (1 << 17),
/* no LBA48 DMA */
IDE_HFLAG_NO_LBA48_DMA = (1 << 18),
/* data FIFO is cleared by an error */
IDE_HFLAG_ERROR_STOPS_FIFO = (1 << 19),
};
#ifdef CONFIG_BLK_DEV_OFFBOARD