summaryrefslogtreecommitdiffstats
path: root/include
diff options
context:
space:
mode:
Diffstat (limited to 'include')
-rw-r--r--include/linux/ide.h58
1 files changed, 36 insertions, 22 deletions
diff --git a/include/linux/ide.h b/include/linux/ide.h
index e39ee2fa260..19db0a4ae44 100644
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -685,7 +685,6 @@ typedef struct hwif_s {
u8 pio_mask;
- u8 atapi_dma; /* host supports atapi_dma */
u8 ultra_mask;
u8 mwdma_mask;
u8 swdma_mask;
@@ -797,12 +796,9 @@ typedef struct hwif_s {
unsigned serialized : 1; /* serialized all channel operation */
unsigned sharing_irq: 1; /* 1 = sharing irq with another hwif */
unsigned reset : 1; /* reset after probe */
- unsigned no_lba48 : 1; /* 1 = cannot do LBA48 */
- unsigned no_lba48_dma : 1; /* 1 = cannot do LBA48 DMA */
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;
@@ -1211,19 +1207,6 @@ 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 ON_BOARD 1
-#define NEVER_BOARD 0
-
-#ifdef CONFIG_BLK_DEV_OFFBOARD
-# define OFF_BOARD ON_BOARD
-#else /* CONFIG_BLK_DEV_OFFBOARD */
-# define OFF_BOARD NEVER_BOARD
-#endif /* CONFIG_BLK_DEV_OFFBOARD */
-
-#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 */
@@ -1258,24 +1241,48 @@ enum {
IDE_HFLAG_TRUST_BIOS_FOR_DMA = (1 << 10),
/* host uses VDMA */
IDE_HFLAG_VDMA = (1 << 11),
+ /* ATAPI DMA is unsupported */
+ 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),
+ /* host is CS5510/CS5520 */
+ IDE_HFLAG_CS5520 = (1 << 16),
+ /* no LBA48 */
+ 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),
+ /* serialize ports */
+ IDE_HFLAG_SERIALIZE = (1 << 20),
+ /* use legacy IRQs */
+ IDE_HFLAG_LEGACY_IRQS = (1 << 21),
};
+#ifdef CONFIG_BLK_DEV_OFFBOARD
+# define IDE_HFLAG_OFF_BOARD IDE_HFLAG_BOOTABLE
+#else
+# define IDE_HFLAG_OFF_BOARD 0
+#endif
+
typedef struct ide_pci_device_s {
char *name;
- int (*init_setup)(struct pci_dev *, struct ide_pci_device_s *);
- void (*init_setup_dma)(struct pci_dev *, struct ide_pci_device_s *, ide_hwif_t *);
unsigned int (*init_chipset)(struct pci_dev *, const char *);
void (*init_iops)(ide_hwif_t *);
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];
- u8 bootable;
unsigned int extra;
struct ide_pci_device_s *next;
- u16 host_flags;
+ u32 host_flags;
u8 pio_mask;
+ u8 swdma_mask;
+ u8 mwdma_mask;
u8 udma_mask;
} ide_pci_device_t;
@@ -1454,4 +1461,11 @@ static inline int hwif_to_node(ide_hwif_t *hwif)
return dev ? pcibus_to_node(dev->bus) : -1;
}
+static inline ide_drive_t *ide_get_paired_drive(ide_drive_t *drive)
+{
+ ide_hwif_t *hwif = HWIF(drive);
+
+ return &hwif->drives[(drive->dn ^ 1) & 1];
+}
+
#endif /* _IDE_H */