diff options
| -rw-r--r-- | drivers/ide/ide.c | 22 | ||||
| -rw-r--r-- | include/linux/ata.h | 21 |
2 files changed, 22 insertions, 21 deletions
diff --git a/drivers/ide/ide.c b/drivers/ide/ide.c index 12618d2aed2c..f42de5fe9bc2 100644 --- a/drivers/ide/ide.c +++ b/drivers/ide/ide.c @@ -509,26 +509,6 @@ static int generic_drive_reset(ide_drive_t *drive) return ret; } -static inline void ide_id_to_hd_driveid(u16 *id) -{ -#ifdef __BIG_ENDIAN - /* accessed in struct hd_driveid as 8-bit values */ - id[ATA_ID_MAX_MULTSECT] = __cpu_to_le16(id[ATA_ID_MAX_MULTSECT]); - id[ATA_ID_CAPABILITY] = __cpu_to_le16(id[ATA_ID_CAPABILITY]); - id[ATA_ID_OLD_PIO_MODES] = __cpu_to_le16(id[ATA_ID_OLD_PIO_MODES]); - id[ATA_ID_OLD_DMA_MODES] = __cpu_to_le16(id[ATA_ID_OLD_DMA_MODES]); - id[ATA_ID_MULTSECT] = __cpu_to_le16(id[ATA_ID_MULTSECT]); - - /* as 32-bit values */ - *(u32 *)&id[ATA_ID_LBA_CAPACITY] = ata_id_u32(id, ATA_ID_LBA_CAPACITY); - *(u32 *)&id[ATA_ID_SPG] = ata_id_u32(id, ATA_ID_SPG); - - /* as 64-bit value */ - *(u64 *)&id[ATA_ID_LBA_CAPACITY_2] = - ata_id_u64(id, ATA_ID_LBA_CAPACITY_2); -#endif -} - static int ide_get_identity_ioctl(ide_drive_t *drive, unsigned int cmd, unsigned long arg) { @@ -548,7 +528,7 @@ static int ide_get_identity_ioctl(ide_drive_t *drive, unsigned int cmd, } memcpy(id, drive->id, size); - ide_id_to_hd_driveid(id); + ata_id_to_hd_driveid(id); if (copy_to_user((void __user *)arg, id, size)) rc = -EFAULT; diff --git a/include/linux/ata.h b/include/linux/ata.h index 81d9adeb819e..4c3f50070033 100644 --- a/include/linux/ata.h +++ b/include/linux/ata.h @@ -30,6 +30,7 @@ #define __LINUX_ATA_H__ #include <linux/types.h> +#include <asm/byteorder.h> /* defines only for the constants which don't work well as enums */ #define ATA_DMA_BOUNDARY 0xffffUL @@ -781,6 +782,26 @@ static inline int atapi_id_dmadir(const u16 *dev_id) return ata_id_major_version(dev_id) >= 7 && (dev_id[62] & 0x8000); } +static inline void ata_id_to_hd_driveid(u16 *id) +{ +#ifdef __BIG_ENDIAN + /* accessed in struct hd_driveid as 8-bit values */ + id[ATA_ID_MAX_MULTSECT] = __cpu_to_le16(id[ATA_ID_MAX_MULTSECT]); + id[ATA_ID_CAPABILITY] = __cpu_to_le16(id[ATA_ID_CAPABILITY]); + id[ATA_ID_OLD_PIO_MODES] = __cpu_to_le16(id[ATA_ID_OLD_PIO_MODES]); + id[ATA_ID_OLD_DMA_MODES] = __cpu_to_le16(id[ATA_ID_OLD_DMA_MODES]); + id[ATA_ID_MULTSECT] = __cpu_to_le16(id[ATA_ID_MULTSECT]); + + /* as 32-bit values */ + *(u32 *)&id[ATA_ID_LBA_CAPACITY] = ata_id_u32(id, ATA_ID_LBA_CAPACITY); + *(u32 *)&id[ATA_ID_SPG] = ata_id_u32(id, ATA_ID_SPG); + + /* as 64-bit value */ + *(u64 *)&id[ATA_ID_LBA_CAPACITY_2] = + ata_id_u64(id, ATA_ID_LBA_CAPACITY_2); +#endif +} + static inline int is_multi_taskfile(struct ata_taskfile *tf) { return (tf->command == ATA_CMD_READ_MULTI) || |