diff options
| author | Tejun Heo <htejun@gmail.com> | 2006-02-02 18:20:00 +0900 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@pobox.com> | 2006-02-09 01:59:52 -0500 |
| commit | 8a19ac89edbe9b702c10fd2039b8cb2db4644a5f (patch) | |
| tree | 9241f1ec6d1a8e713ca60e6e5d098a11beb0dfdf /drivers | |
| parent | 7944ea9522ce0ea32d57894b3dc2540b0bdca66e (diff) | |
[PATCH] libata: implement ata_std_probeinit()
This patch implements the off-the-shelf probeinit component operation.
Currently, all it does is waking up the PHY if it's a SATA port.
Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/scsi/libata-core.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/drivers/scsi/libata-core.c b/drivers/scsi/libata-core.c index c36c5a9a461..14cdbb336dd 100644 --- a/drivers/scsi/libata-core.c +++ b/drivers/scsi/libata-core.c @@ -2296,6 +2296,19 @@ static int sata_phy_resume(struct ata_port *ap) } /** + * ata_std_probeinit - initialize probing + * @ap: port to be probed + * + * @ap is about to be probed. Initialize it. This function is + * to be used as standard callback for ata_drive_probe_reset(). + */ +extern void ata_std_probeinit(struct ata_port *ap) +{ + if (ap->flags & ATA_FLAG_SATA && ap->ops->scr_read) + sata_phy_resume(ap); +} + +/** * ata_std_softreset - reset host port via ATA SRST * @ap: port to reset * @verbose: fail verbosely @@ -2485,7 +2498,7 @@ int ata_std_probe_reset(struct ata_port *ap, unsigned int *classes) if (ap->flags & ATA_FLAG_SATA && ap->ops->scr_read) hardreset = sata_std_hardreset; - return ata_drive_probe_reset(ap, NULL, + return ata_drive_probe_reset(ap, ata_std_probeinit, ata_std_softreset, hardreset, ata_std_postreset, classes); } @@ -5535,6 +5548,7 @@ EXPORT_SYMBOL_GPL(ata_port_probe); EXPORT_SYMBOL_GPL(sata_phy_reset); EXPORT_SYMBOL_GPL(__sata_phy_reset); EXPORT_SYMBOL_GPL(ata_bus_reset); +EXPORT_SYMBOL_GPL(ata_std_probeinit); EXPORT_SYMBOL_GPL(ata_std_softreset); EXPORT_SYMBOL_GPL(sata_std_hardreset); EXPORT_SYMBOL_GPL(ata_std_postreset); |