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| author | Tejun Heo <htejun@gmail.com> | 2007-07-16 14:29:38 +0900 |
|---|---|---|
| committer | Jeff Garzik <jeff@garzik.org> | 2007-07-20 08:02:10 -0400 |
| commit | 9977126c4b65c1396b665f7a0eeb8c7dede336f9 (patch) | |
| tree | 91901f1356a57ba311bc5c95c4825504642f7d04 /drivers/ata/ahci.c | |
| parent | fe36cb53cfd82f3c0796a0826e1c9caf198c8f97 (diff) | |
| download | linux-9977126c4b65c1396b665f7a0eeb8c7dede336f9.tar.bz2 | |
libata: add @is_cmd to ata_tf_to_fis()
Add @is_cmd to ata_tf_to_fis(). This controls bit 7 of the second
byte which tells the device whether this H2D FIS is for a command or
not. This cleans up ahci a bit and will be used by PMP.
Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/ata/ahci.c')
| -rw-r--r-- | drivers/ata/ahci.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index eaec5e506f5e..61c5b6e68de4 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c @@ -1020,8 +1020,7 @@ static int ahci_softreset(struct ata_port *ap, unsigned int *class, cmd_fis_len | AHCI_CMD_RESET | AHCI_CMD_CLR_BUSY); tf.ctl |= ATA_SRST; - ata_tf_to_fis(&tf, fis, 0); - fis[1] &= ~(1 << 7); /* turn off Command FIS bit */ + ata_tf_to_fis(&tf, 0, 0, fis); writel(1, port_mmio + PORT_CMD_ISSUE); @@ -1039,8 +1038,7 @@ static int ahci_softreset(struct ata_port *ap, unsigned int *class, ahci_fill_cmd_slot(pp, 0, cmd_fis_len); tf.ctl &= ~ATA_SRST; - ata_tf_to_fis(&tf, fis, 0); - fis[1] &= ~(1 << 7); /* turn off Command FIS bit */ + ata_tf_to_fis(&tf, 0, 0, fis); writel(1, port_mmio + PORT_CMD_ISSUE); readl(port_mmio + PORT_CMD_ISSUE); /* flush */ @@ -1088,7 +1086,7 @@ static int ahci_hardreset(struct ata_port *ap, unsigned int *class, /* clear D2H reception area to properly wait for D2H FIS */ ata_tf_init(ap->device, &tf); tf.command = 0x80; - ata_tf_to_fis(&tf, d2h_fis, 0); + ata_tf_to_fis(&tf, 0, 0, d2h_fis); rc = sata_std_hardreset(ap, class, deadline); @@ -1205,7 +1203,7 @@ static void ahci_qc_prep(struct ata_queued_cmd *qc) */ cmd_tbl = pp->cmd_tbl + qc->tag * AHCI_CMD_TBL_SZ; - ata_tf_to_fis(&qc->tf, cmd_tbl, 0); + ata_tf_to_fis(&qc->tf, 0, 1, cmd_tbl); if (is_atapi) { memset(cmd_tbl + AHCI_CMD_TBL_CDB, 0, 32); memcpy(cmd_tbl + AHCI_CMD_TBL_CDB, qc->cdb, qc->dev->cdb_len); |