diff options
| author | Linus Torvalds <torvalds@g5.osdl.org> | 2006-01-06 09:01:25 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-01-06 09:01:25 -0800 |
| commit | d99cf9d679a520d67f81d805b7cb91c68e1847f0 (patch) | |
| tree | 415aefe6d168df27c006fcc53b1ea5242eabaaea /drivers/scsi/libata-core.c | |
| parent | 7ed40918a386afc2e14a6d3da563ea6d13686c25 (diff) | |
| parent | e650c305ec3178818b317dad37a6d9c7fa8ba28d (diff) | |
Merge branch 'post-2.6.15' of git://brick.kernel.dk/data/git/linux-2.6-block
Manual fixup for merge with Jens' "Suspend support for libata", commit
ID 9b847548663ef1039dd49f0eb4463d001e596bc3.
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/scsi/libata-core.c')
| -rw-r--r-- | drivers/scsi/libata-core.c | 31 |
1 files changed, 25 insertions, 6 deletions
diff --git a/drivers/scsi/libata-core.c b/drivers/scsi/libata-core.c index 9c66d405939..f55b9b3f7b3 100644 --- a/drivers/scsi/libata-core.c +++ b/drivers/scsi/libata-core.c @@ -562,16 +562,28 @@ static const u8 ata_rw_cmds[] = { ATA_CMD_WRITE_MULTI, ATA_CMD_READ_MULTI_EXT, ATA_CMD_WRITE_MULTI_EXT, + 0, + 0, + 0, + ATA_CMD_WRITE_MULTI_FUA_EXT, /* pio */ ATA_CMD_PIO_READ, ATA_CMD_PIO_WRITE, ATA_CMD_PIO_READ_EXT, ATA_CMD_PIO_WRITE_EXT, + 0, + 0, + 0, + 0, /* dma */ ATA_CMD_READ, ATA_CMD_WRITE, ATA_CMD_READ_EXT, - ATA_CMD_WRITE_EXT + ATA_CMD_WRITE_EXT, + 0, + 0, + 0, + ATA_CMD_WRITE_FUA_EXT }; /** @@ -584,25 +596,32 @@ static const u8 ata_rw_cmds[] = { * LOCKING: * caller. */ -void ata_rwcmd_protocol(struct ata_queued_cmd *qc) +int ata_rwcmd_protocol(struct ata_queued_cmd *qc) { struct ata_taskfile *tf = &qc->tf; struct ata_device *dev = qc->dev; + u8 cmd; - int index, lba48, write; + int index, fua, lba48, write; + fua = (tf->flags & ATA_TFLAG_FUA) ? 4 : 0; lba48 = (tf->flags & ATA_TFLAG_LBA48) ? 2 : 0; write = (tf->flags & ATA_TFLAG_WRITE) ? 1 : 0; if (dev->flags & ATA_DFLAG_PIO) { tf->protocol = ATA_PROT_PIO; - index = dev->multi_count ? 0 : 4; + index = dev->multi_count ? 0 : 8; } else { tf->protocol = ATA_PROT_DMA; - index = 8; + index = 16; } - tf->command = ata_rw_cmds[index + lba48 + write]; + cmd = ata_rw_cmds[index + fua + lba48 + write]; + if (cmd) { + tf->command = cmd; + return 0; + } + return -1; } static const char * const xfer_mode_str[] = { |