Re: [PATCH 15/22] libata: init ap->cbl to ATA_CBL_SATA early

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Tejun Heo wrote:
Init ap->cbl to ATA_CBL_SATA in ata_host_init().  This is necessary
for soon-to-follow SCR handling function changes.  LLDDs are free to
change ap->cbl during probing.

Signed-off-by: Tejun Heo <htejun@xxxxxxxxx>

---

 drivers/scsi/libata-core.c |    9 ++++++---
 1 files changed, 6 insertions(+), 3 deletions(-)

acb4ec253fe1fd0879d1afa56a97c688424d2772
diff --git a/drivers/scsi/libata-core.c b/drivers/scsi/libata-core.c
index 4cb7828..3d44cff 100644
--- a/drivers/scsi/libata-core.c
+++ b/drivers/scsi/libata-core.c
@@ -2370,8 +2370,7 @@ void ata_std_probeinit(struct ata_port *
 	if ((ap->flags & ATA_FLAG_SATA) && ap->ops->scr_read) {
 		u32 spd;
- /* set cable type and resume link */
-		ap->cbl = ATA_CBL_SATA;
+		/* resume link */
 		sata_phy_resume(ap);
/* init sata_spd_limit to the current value */
@@ -4586,7 +4585,6 @@ static void ata_host_init(struct ata_por
 	ap->udma_mask = ent->udma_mask;
 	ap->flags |= ent->host_flags;
 	ap->ops = ent->port_ops;
-	ap->cbl = ATA_CBL_NONE;
 	ap->sata_spd_limit = UINT_MAX;
 	ap->active_tag = ATA_TAG_POISON;
 	ap->last_ctl = 0xFF;
@@ -4594,6 +4592,11 @@ static void ata_host_init(struct ata_por
 	INIT_WORK(&ap->port_task, NULL, NULL);
 	INIT_LIST_HEAD(&ap->eh_done_q);
+ /* set cable type */
+	ap->cbl = ATA_CBL_NONE;
+	if (ap->flags & ATA_FLAG_SATA)
+		ap->cbl = ATA_CBL_SATA;

ACK, though I worry about a growing inconsistency of ap->cbl use between PATA and SATA.


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