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Commit Graph

14 Commits

Author SHA1 Message Date
Jeff Garzik
057ace5e79 libata: const-ification bombing run
Enforce access rules where appropriate.

If the compiler is smart enough, this may buy us an optimization or two
as a side effect.
2005-10-22 14:27:05 -04:00
Albert Lee
8cbd6df1f0 [PATCH] libata CHS: calculate read/write commands and protocol on the fly (revise #6)
- merge ata_prot_to_cmd() and ata_dev_set_protocol() as
       ata_rwcmd_protocol()
     - pave road for read/write multiple support
     - remove usage of pre-cached command and protocol values and call
       ata_rwcmd_protocol() instead

Signed-off-by: Albert Lee <albertcc@tw.ibm.com>

==============
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
2005-10-18 17:16:13 -04:00
Douglas Gilbert
ae00651020 [libata scsi] improve scsi error handling with ata_scsi_set_sense()
- change "xlat" and "fill" actors in libata-scsi so
    they are responsible for SCSI status and sense data
    when they return 1. This allows GOOD status or a
    specialized error to be set.
  - yield an error for mode sense requests for saved
    values [sat-r06]
  - remove static inlines for ata_bad_scsiop() and
    ata_bad_cdb() which are no longer used

Signed-off-by: Douglas Gilbert <dougg@torque.net>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
2005-10-09 09:09:35 -04:00
Douglas Gilbert
845c5834d0 [libata scsi] add ata_scsi_set_sense helper
- add extern ata_scsi_set_sense() to build SCSI
    fixed sense data and corresponding SCSI status

Signed-off-by: Douglas Gilbert <dougg@torque.net>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
2005-10-09 08:55:41 -04:00
Jeff Garzik
a939c96315 libata: move atapi_request_sense() to libata-scsi module
No content changes, just moving code around.
2005-10-05 17:09:16 -04:00
Jeff Garzik
644dd0cc49 [libata] improve device scan
Replace SCSI's legacy "bang at the door" method of probing with one
directly controlled by the underlying ATA transport layer.

We now only call scsi_scan_target() for devices we find, rather than
probing every possible channel/id within a certain range.
2005-10-03 15:55:19 -04:00
Jeff Garzik
1623c81eec [libata] allow ATAPI to be enabled with new atapi_enabled module option
ATAPI is getting close to being ready.  To increase exposure, we enable
the code in the upstream kernel, but default it to off (present
behavior).  Users must pass atapi_enabled=1 as a module option (if
module) or on the kernel command line (if built in) to turn on
discovery of their ATAPI devices.
2005-08-30 03:37:42 -04:00
Jeff Garzik
70d374ea99 Merge /spare/repo/linux-2.6/ 2005-08-29 15:59:42 -04:00
Jeff Garzik
af36d7f0df [libata] license change, other bits
- changes license of all code from OSL+GPL to plain ole GPL
  - except for NVIDIA, who hasn't yet responded about sata_nv
  - copyright holders were already contacted privately

- adds info in each driver about where hardware/protocol docs may be
  obtained

- where I have made major contributions, updated copyright dates
2005-08-28 20:18:39 -04:00
Jeff Garzik
4887f76ec3 /spare/repo/libata-dev branch 'upstream-fixes' 2005-08-23 03:35:44 -04:00
Jeff Garzik
6885433c25 libata: release prep (bump versions, etc.)
- bump versions where necessary
- remove two duplicated+outdated doc comments
- add MODULE_VERSION() to AHCI driver
2005-08-23 02:53:51 -04:00
Jeff Garzik
8a60a07129 libata: trim trailing whitespace.
Also, fixup a tabs-to-spaces block of code in ata_piix.
2005-07-31 13:13:24 -04:00
Jeff Garzik
7238cfb334 libata: bump version 2005-05-29 14:48:20 -04:00
Linus Torvalds
1da177e4c3 Linux-2.6.12-rc2
Initial git repository build. I'm not bothering with the full history,
even though we have it. We can create a separate "historical" git
archive of that later if we want to, and in the meantime it's about
3.2GB when imported into git - space that would just make the early
git days unnecessarily complicated, when we don't have a lot of good
infrastructure for it.

Let it rip!
2005-04-16 15:20:36 -07:00