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authorLinus Torvalds <torvalds@linux-foundation.org>2009-10-16 09:25:11 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-10-16 09:25:11 -0700
commit7c650a0a9dda405ba41df12cf106d1228e50e3ba (patch)
tree192d743da2ffbe6305a28b4571b5cefc78d6755a /drivers/ata/sata_nv.c
parent012abeea669ea49636cf952d13298bb68654146a (diff)
parent159a7ff7a13f9a02c75006f40c0561a3a81aefcd (diff)
Merge branch 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev
* 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev: sata_mv: Prevent PIO commands to be defered too long if traffic in progress. pata_sc1200: Fix crash on boot libata: fix internal command failure handling libata: fix PMP initialization sata_nv: make sure link is brough up online when skipping hardreset ahci / atiixp / pci quirks: rename AMD SB900 into Hudson-2 ahci: Add the AHCI controller Linux Device ID for NVIDIA chipsets. pata_via: extend the rev_max for VT6330
Diffstat (limited to 'drivers/ata/sata_nv.c')
-rw-r--r--drivers/ata/sata_nv.c18
1 files changed, 15 insertions, 3 deletions
diff --git a/drivers/ata/sata_nv.c b/drivers/ata/sata_nv.c
index 86a40582999..1eb4e020eb5 100644
--- a/drivers/ata/sata_nv.c
+++ b/drivers/ata/sata_nv.c
@@ -1594,9 +1594,21 @@ static int nv_hardreset(struct ata_link *link, unsigned int *class,
!ata_dev_enabled(link->device))
sata_link_hardreset(link, sata_deb_timing_hotplug, deadline,
NULL, NULL);
- else if (!(ehc->i.flags & ATA_EHI_QUIET))
- ata_link_printk(link, KERN_INFO,
- "nv: skipping hardreset on occupied port\n");
+ else {
+ const unsigned long *timing = sata_ehc_deb_timing(ehc);
+ int rc;
+
+ if (!(ehc->i.flags & ATA_EHI_QUIET))
+ ata_link_printk(link, KERN_INFO, "nv: skipping "
+ "hardreset on occupied port\n");
+
+ /* make sure the link is online */
+ rc = sata_link_resume(link, timing, deadline);
+ /* whine about phy resume failure but proceed */
+ if (rc && rc != -EOPNOTSUPP)
+ ata_link_printk(link, KERN_WARNING, "failed to resume "
+ "link (errno=%d)\n", rc);
+ }
/* device signature acquisition is unreliable */
return -EAGAIN;