OpenE2K/linux
6
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

ata: define enum constants for IDENTIFY DEVICE

Browse Source 
Define enumeration constants for IDENTIFY DEVICE words.

Signed-off-by: Shane Huang <shane.huang@amd.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
This commit is contained in:
Shane Huang 2012-09-07 22:38:20 +08:00 committed by Jeff Garzik
parent 9973a1c306
commit 583661a89e
1 changed files with 13 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

21
include/linux/ata.h
View File

@ -77,6 +77,9 @@ enum {
ATA_ID_EIDE_PIO_IORDY = 68,
ATA_ID_ADDITIONAL_SUPP = 69,
ATA_ID_QUEUE_DEPTH = 75,
ATA_ID_SATA_CAPABILITY = 76,
ATA_ID_SATA_CAPABILITY_2 = 77,
ATA_ID_FEATURE_SUPP = 78,
ATA_ID_MAJOR_VER = 80,
ATA_ID_COMMAND_SET_1 = 82,
ATA_ID_COMMAND_SET_2 = 83,
@ -558,15 +561,17 @@ static inline int ata_is_data(u8 prot)
#define ata_id_is_ata(id) (((id)[ATA_ID_CONFIG] & (1 << 15)) == 0)
#define ata_id_has_lba(id) ((id)[ATA_ID_CAPABILITY] & (1 << 9))
#define ata_id_has_dma(id) ((id)[ATA_ID_CAPABILITY] & (1 << 8))
#define ata_id_has_ncq(id) ((id)[76] & (1 << 8))
#define ata_id_has_ncq(id) ((id)[ATA_ID_SATA_CAPABILITY] & (1 << 8))
#define ata_id_queue_depth(id) (((id)[ATA_ID_QUEUE_DEPTH] & 0x1f) + 1)
#define ata_id_removeable(id) ((id)[ATA_ID_CONFIG] & (1 << 7))
#define ata_id_has_atapi_AN(id) \
( (((id)[76] != 0x0000) && ((id)[76] != 0xffff)) && \
((id)[78] & (1 << 5)) )
((((id)[ATA_ID_SATA_CAPABILITY] != 0x0000) && \
((id)[ATA_ID_SATA_CAPABILITY] != 0xffff)) && \
((id)[ATA_ID_FEATURE_SUPP] & (1 << 5)))
#define ata_id_has_fpdma_aa(id) \
( (((id)[76] != 0x0000) && ((id)[76] != 0xffff)) && \
((id)[78] & (1 << 2)) )
((((id)[ATA_ID_SATA_CAPABILITY] != 0x0000) && \
((id)[ATA_ID_SATA_CAPABILITY] != 0xffff)) && \
((id)[ATA_ID_FEATURE_SUPP] & (1 << 2)))
#define ata_id_iordy_disable(id) ((id)[ATA_ID_CAPABILITY] & (1 << 10))
#define ata_id_has_iordy(id) ((id)[ATA_ID_CAPABILITY] & (1 << 11))
#define ata_id_u32(id,n) \
@ -578,11 +583,11 @@ static inline int ata_is_data(u8 prot)
((u64) (id)[(n) + 0]) )
#define ata_id_cdb_intr(id) (((id)[ATA_ID_CONFIG] & 0x60) == 0x20)
#define ata_id_has_da(id) ((id)[77] & (1 << 4))
#define ata_id_has_da(id) ((id)[ATA_ID_SATA_CAPABILITY_2] & (1 << 4))
static inline bool ata_id_has_hipm(const u16 *id)
{
u16 val = id[76];
u16 val = id[ATA_ID_SATA_CAPABILITY];
if (val == 0 || val == 0xffff)
return false;
@ -592,7 +597,7 @@ static inline bool ata_id_has_hipm(const u16 *id)
static inline bool ata_id_has_dipm(const u16 *id)
{
u16 val = id[78];
u16 val = id[ATA_ID_FEATURE_SUPP];
if (val == 0 || val == 0xffff)
return false;