UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

libata-pmp: 4726 hates SRST 

4726 hates SRST even on non-config ports.  Don't use it.

Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Tejun Heo 2008-01-10 13:38:46 +09:00 committed by Jeff Garzik
parent af18374804
commit 8048307dbc
1 changed files with 5 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
drivers/ata/libata-pmp.c
View File

@ -495,14 +495,12 @@ static void sata_pmp_quirks(struct ata_port *ap)
/* SError.N need a kick in the ass to get working */
link->flags |= ATA_LFLAG_HRST_TO_RESUME;
/* class code report is unreliable */
if (link->pmp < 5)
link->flags |= ATA_LFLAG_ASSUME_ATA;
/* The config device, which can be either at
* port 0 or 5, locks up on SRST.
/* Class code report is unreliable and SRST
* times out under certain configurations.
* Config device can be at port 0 or 5 and
* locks up on SRST.
*/
if (link->pmp == 0 || link->pmp == 5)
if (link->pmp <= 5)
link->flags |= ATA_LFLAG_NO_SRST |
ATA_LFLAG_ASSUME_ATA;