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ide: add IDE_HFLAG_NO_{DMA,AUTODMA} host flags

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Add IDE_HFLAG_NO_{DMA,AUTODMA} host flags.  Convert all host drivers using
ide_pci_device_t to use these flags instead of d->autodma and then remove no
longer needed d->autodma.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
This commit is contained in:
Bartlomiej Zolnierkiewicz 2007-10-19 00:30:06 +02:00
commit 47b687882c
34 changed files with 30 additions and 91 deletions
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9
include/linux/ide.h
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@ -1210,10 +1210,6 @@ extern void default_hwif_iops(ide_hwif_t *);
extern void default_hwif_mmiops(ide_hwif_t *);
extern void default_hwif_transport(ide_hwif_t *);
#define NODMA 0
#define NOAUTODMA 1
#define AUTODMA 2
typedef struct ide_pci_enablebit_s {
u8 reg; /* byte pci reg holding the enable-bit */
u8 mask; /* mask to isolate the enable-bit */
@ -1252,6 +1248,10 @@ enum {
IDE_HFLAG_NO_ATAPI_DMA = (1 << 12),
/* set if host is a "bootable" controller */
IDE_HFLAG_BOOTABLE = (1 << 13),
/* host doesn't support DMA */
IDE_HFLAG_NO_DMA = (1 << 14),
/* check if host is PCI IDE device before allowing DMA */
IDE_HFLAG_NO_AUTODMA = (1 << 15),
};
#ifdef CONFIG_BLK_DEV_OFFBOARD
@ -1269,7 +1269,6 @@ typedef struct ide_pci_device_s {
void (*init_hwif)(ide_hwif_t *);
void (*init_dma)(ide_hwif_t *, unsigned long);
void (*fixup)(ide_hwif_t *);
u8 autodma;
ide_pci_enablebit_t enablebits[2];
unsigned int extra;
struct ide_pci_device_s *next;