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1) ahci: Fix typo that caused erronenous error handling.

Browse source 
Thought:  I wonder if sparse could have caught this, somehow.
 
 2) ahci: support a slightly odd Enmotus variant
 
 3) core: fix a drive detection problem by correcting the logic
    by which the DevSlp timing variables are obtained and used.
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Merge tag 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev

Pull libata fixes from Jeff Garzik:

 1) ahci: Fix typo that caused erronenous error handling.

    Thought: I wonder if sparse could have caught this, somehow.

 2) ahci: support a slightly odd Enmotus variant

 3) core: fix a drive detection problem by correcting the logic by which
    the DevSlp timing variables are obtained and used.

* tag 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev:
  [libata] replace sata_settings with devslp_timing
  [libata] ahci: Add support for Enmotus Bobcat device.
  [libata] ahci: Fix lack of command retry after a success error handler.
This commit is contained in:
Linus Torvalds 2013-01-22 10:10:34 -08:00
commit 0944c0a034
6 changed files with 31 additions and 19 deletions
Download patch file Download diff file Expand all files Collapse all files

8
include/linux/ata.h
View file

@ -297,10 +297,12 @@ enum {
ATA_LOG_SATA_NCQ = 0x10,
ATA_LOG_SATA_ID_DEV_DATA = 0x30,
ATA_LOG_SATA_SETTINGS = 0x08,
ATA_LOG_DEVSLP_MDAT = 0x30,
ATA_LOG_DEVSLP_OFFSET = 0x30,
ATA_LOG_DEVSLP_SIZE = 0x08,
ATA_LOG_DEVSLP_MDAT = 0x00,
ATA_LOG_DEVSLP_MDAT_MASK = 0x1F,
ATA_LOG_DEVSLP_DETO = 0x31,
ATA_LOG_DEVSLP_VALID = 0x37,
ATA_LOG_DEVSLP_DETO = 0x01,
ATA_LOG_DEVSLP_VALID = 0x07,
ATA_LOG_DEVSLP_VALID_MASK = 0x80,
/* READ/WRITE LONG (obsolete) */

4
include/linux/libata.h
View file

@ -652,8 +652,8 @@ struct ata_device {
u32 gscr[SATA_PMP_GSCR_DWORDS]; /* PMP GSCR block */
};
/* Identify Device Data Log (30h), SATA Settings (page 08h) */
u8 sata_settings[ATA_SECT_SIZE];
/* DEVSLP Timing Variables from Identify Device Data Log */
u8 devslp_timing[ATA_LOG_DEVSLP_SIZE];
/* error history */
int spdn_cnt;