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ide: add IDE_HFLAG_SERIALIZE host flag

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Add IDE_HFLAG_SERIALIZE host flag to tell ide_pci_setup_ports() to set
hwif/mate->serialized and convert aec62xx, cs5530 and sc1200 host drivers
to use it.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
This commit is contained in:
Bartlomiej Zolnierkiewicz 2007-10-19 00:30:10 +02:00
parent ed67b92385
commit 1c51361a98
5 changed files with 16 additions and 13 deletions
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10
drivers/ide/pci/aec62xx.c
View File

@ -187,11 +187,9 @@ static void __devinit init_hwif_aec62xx(ide_hwif_t *hwif)
hwif->set_pio_mode = &aec_set_pio_mode;
if (dev->device == PCI_DEVICE_ID_ARTOP_ATP850UF) {
if(hwif->mate)
hwif->mate->serialized = hwif->serialized = 1;
if (dev->device == PCI_DEVICE_ID_ARTOP_ATP850UF)
hwif->set_dma_mode = &aec6210_set_mode;
} else
else
hwif->set_dma_mode = &aec6260_set_mode;
hwif->drives[0].autotune = hwif->drives[1].autotune = 1;
@ -219,7 +217,9 @@ static ide_pci_device_t aec62xx_chipsets[] __devinitdata = {
.init_chipset = init_chipset_aec62xx,
.init_hwif = init_hwif_aec62xx,
.enablebits = {{0x4a,0x02,0x02}, {0x4a,0x04,0x04}},
.host_flags = IDE_HFLAG_NO_ATAPI_DMA | IDE_HFLAG_OFF_BOARD,
.host_flags = IDE_HFLAG_SERIALIZE |
IDE_HFLAG_NO_ATAPI_DMA |
IDE_HFLAG_OFF_BOARD,
.pio_mask = ATA_PIO4,
.mwdma_mask = ATA_MWDMA2,
.udma_mask = ATA_UDMA2,

7
drivers/ide/pci/cs5530.c
View File

@ -245,9 +245,6 @@ static void __devinit init_hwif_cs5530 (ide_hwif_t *hwif)
unsigned long basereg;
u32 d0_timings;
if (hwif->mate)
hwif->serialized = hwif->mate->serialized = 1;
hwif->set_pio_mode = &cs5530_set_pio_mode;
hwif->set_dma_mode = &cs5530_set_dma_mode;
@ -271,7 +268,9 @@ static ide_pci_device_t cs5530_chipset __devinitdata = {
.name = "CS5530",
.init_chipset = init_chipset_cs5530,
.init_hwif = init_hwif_cs5530,
.host_flags = IDE_HFLAG_POST_SET_MODE | IDE_HFLAG_BOOTABLE,
.host_flags = IDE_HFLAG_SERIALIZE |
IDE_HFLAG_POST_SET_MODE |
IDE_HFLAG_BOOTABLE,
.pio_mask = ATA_PIO4,
.mwdma_mask = ATA_MWDMA2,
.udma_mask = ATA_UDMA2,

7
drivers/ide/pci/sc1200.c
View File

@ -362,9 +362,6 @@ static int sc1200_resume (struct pci_dev *dev)
*/
static void __devinit init_hwif_sc1200 (ide_hwif_t *hwif)
{
if (hwif->mate)
hwif->serialized = hwif->mate->serialized = 1;
hwif->set_pio_mode = &sc1200_set_pio_mode;
hwif->set_dma_mode = &sc1200_set_dma_mode;
@ -381,7 +378,9 @@ static void __devinit init_hwif_sc1200 (ide_hwif_t *hwif)
static ide_pci_device_t sc1200_chipset __devinitdata = {
.name = "SC1200",
.init_hwif = init_hwif_sc1200,
.host_flags = IDE_HFLAG_ABUSE_DMA_MODES | IDE_HFLAG_POST_SET_MODE |
.host_flags = IDE_HFLAG_SERIALIZE |
IDE_HFLAG_POST_SET_MODE |
IDE_HFLAG_ABUSE_DMA_MODES |
IDE_HFLAG_BOOTABLE,
.pio_mask = ATA_PIO4,
.mwdma_mask = ATA_MWDMA2,

3
drivers/ide/setup-pci.c
View File

@ -565,6 +565,9 @@ void ide_pci_setup_ports(struct pci_dev *dev, ide_pci_device_t *d, int pciirq, a
hwif->host_flags = d->host_flags;
hwif->pio_mask = d->pio_mask;
if ((d->host_flags & IDE_HFLAG_SERIALIZE) && hwif->mate)
hwif->mate->serialized = hwif->serialized = 1;
if (hwif->dma_base) {
hwif->swdma_mask = d->swdma_mask;
hwif->mwdma_mask = d->mwdma_mask;

2
include/linux/ide.h
View File

@ -1257,6 +1257,8 @@ enum {
IDE_HFLAG_NO_LBA48_DMA = (1 << 18),
/* data FIFO is cleared by an error */
IDE_HFLAG_ERROR_STOPS_FIFO = (1 << 19),
/* serialize ports */
IDE_HFLAG_SERIALIZE = (1 << 20),
};
#ifdef CONFIG_BLK_DEV_OFFBOARD