linux-toradex.git/drivers/ata/pata_via.c, branch v2.6.30.6 Linux kernel for Apalis and Colibri modules pata_via: Cache and rewrite the device bit 2009-04-17T23:04:30+00:00 Alan Cox alan@lxorguk.ukuu.org.uk 2009-04-17T11:21:21+00:00 b4746ed785d776b1be647458bc911cc607c6ef1c Some VIA chipsets will reset the DEV bit after IEN changes on ctl. Our optimised write path avoids doing this but we need to remove the optimisation on these devices. [Identified and some original patches proposed by Josehn Chan @ VIA but discussion then all ground to a halt so given a test case I dug it back out] Signed-off-by: Alan Cox <alan@lxorguk.ukuu.org.uk Tested-by: Christoph Bisping (bug #13086) Signed-off-by: Jeff Garzik <jgarzik@redhat.com> 
Some VIA chipsets will reset the DEV bit after IEN changes on ctl. Our
optimised write path avoids doing this but we need to remove the
optimisation on these devices.

[Identified and some original patches proposed by Josehn Chan @ VIA but
discussion then all ground to a halt so given a test case I dug it back out]

Signed-off-by: Alan Cox <alan@lxorguk.ukuu.org.uk
Tested-by: Christoph Bisping (bug #13086)
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
[libata] convert drivers to use ata.h mode mask defines 2009-03-25T02:13:27+00:00 Erik Inge Bolsø knan-lkml@anduin.net 2009-03-14T20:38:24+00:00 14bdef982caeda19afe34010482867c18217c641 No functional changes in this patch. Signed-off-by: Erik Inge Bolsø <knan-lkml@anduin.net> Signed-off-by: Jeff Garzik <jgarzik@redhat.com> 
No functional changes in this patch.

Signed-off-by: Erik Inge Bolsø <knan-lkml@anduin.net>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Add support for VT6415 PCIE PATA IDE Host Controller 2009-02-18T00:56:31+00:00 Zlatko Calusic zlatko.calusic@iskon.hr 2009-02-18T00:33:34+00:00 5955c7a2cfb6a35429adea5dc480002b15ca8cfc Signed-off-by: Zlatko Calusic <zlatko.calusic@iskon.hr> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> 
Signed-off-by: Zlatko Calusic <zlatko.calusic@iskon.hr>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
[libata] pata_via: support VX855, future chips whose IDE controller use 0x0571 2009-01-26T11:51:26+00:00 JosephChan@via.com.tw JosephChan@via.com.tw 2009-01-23T07:37:39+00:00 e4d866cdea24543ee16ce6d07d80c513e86ba983 It supports VX855 and future chips whose IDE controller uses PCI ID 0x0571. Signed-off-by: Joseph Chan <josephchan@via.com.tw> Acked-by: Tejun Heo <tj@kernel.org> Signed-off-by: Jeff Garzik <jgarzik@redhat.com> 
It supports VX855 and future chips whose IDE controller uses PCI ID 0x0571.

Signed-off-by: Joseph Chan <josephchan@via.com.tw>
Acked-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
ata: Switch all my stuff to a common address 2008-10-28T03:54:50+00:00 Alan Cox alan@lxorguk.ukuu.org.uk 2008-10-27T15:09:10+00:00 ab77163008c596aad9624ceab190d840c0143fa8 Signed-off-by: Jeff Garzik <jgarzik@redhat.com> 
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
pata_via: clean up recent tf_load changes 2008-08-22T06:19:54+00:00 Tejun Heo tj@kernel.org 2008-07-31T09:02:35+00:00 ff04715bd5171d6d5c4ddff40c7bdc8d2dc90f7d Commit bfce5e0179ad059035df28558724ff60af708e09 implemented custom tf_load for pata_via. This patch cleans it up a bit. * Instead of duplicating whole body, copy tf and set ATA_TFLAG_DEVICE when necessary. * Rename via_ata_tf_load() to via_tf_load(). * No need to set .tf_load in via_port_ops_noirq as it inherits from via_port_ops. * Clean up indentation. Signed-off-by: Tejun Heo <tj@kernel.org> Cc: Joseph Chan <JosephChan@via.com.tw> Signed-off-by: Jeff Garzik <jgarzik@redhat.com> 
Commit bfce5e0179ad059035df28558724ff60af708e09 implemented custom
tf_load for pata_via.  This patch cleans it up a bit.

* Instead of duplicating whole body, copy tf and set ATA_TFLAG_DEVICE
  when necessary.

* Rename via_ata_tf_load() to via_tf_load().

* No need to set .tf_load in via_port_ops_noirq as it inherits from
  via_port_ops.

* Clean up indentation.

Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Joseph Chan <JosephChan@via.com.tw>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
pata_via: add VX800 flag; add function for fixing h/w bugs 2008-07-31T05:39:31+00:00 JosephChan@via.com.tw JosephChan@via.com.tw 2008-07-30T19:32:48+00:00 bfce5e0179ad059035df28558724ff60af708e09 Add flag VIA_SATA_PATA for vx800, VX800 uses the same chipset(0x0581/0x5324) as CX700, which has 1 PATA channel(Master/Slave) and 1 SATA channel(Master/Slave) Add function <via_ata_tf_load>. This is to fix the internal bug of VIA chipsets, which will reset the device register after changing the IEN bit in CTL register Signed-off-by: Joseph Chan <josephchan@via.com.tw> Cc: Tejun Heo <tj@kernel.org> Cc: Alan Cox <alan@lxorguk.ukuu.org.uk> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Jeff Garzik <jgarzik@redhat.com> 
Add flag VIA_SATA_PATA for vx800, VX800 uses the same
chipset(0x0581/0x5324) as CX700, which has 1 PATA channel(Master/Slave)
and 1 SATA channel(Master/Slave) Add function <via_ata_tf_load>.  This is
to fix the internal bug of VIA chipsets, which will reset the device
register after changing the IEN bit in CTL register

Signed-off-by: Joseph Chan <josephchan@via.com.tw>
Cc: Tejun Heo <tj@kernel.org>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
ata: remove FIT() macro 2008-05-19T21:30:32+00:00 Harvey Harrison harvey.harrison@gmail.com 2008-05-14T23:17:00+00:00 07633b5d0723ce2ec31262e1096dcf61311bf078 Use the kernel-provided clamp_val() macro. FIT was always applied to a member of struct ata_timing (unsigned short) and two constants. clamp_val will not cast to short anymore. Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com> Cc: Jeff Garzik <jeff@garzik.org> Cc: Tejun Heo <htejun@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Jeff Garzik <jgarzik@redhat.com> 
Use the kernel-provided clamp_val() macro.

FIT was always applied to a member of struct ata_timing (unsigned short)
and two constants.  clamp_val will not cast to short anymore.

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Cc: Jeff Garzik <jeff@garzik.org>
Cc: Tejun Heo <htejun@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
pata_via: Fix 6410 misdetect 2008-04-29T21:41:10+00:00 Alan Cox alan@lxorguk.ukuu.org.uk 2008-04-29T13:10:57+00:00 11f6400e92aa3fc0aa936f20f7cc363674a4e3c4 The discrete VIA ATA chips don't have 0x40 enable bits. We check that properly in one location but not another. This causes some users 6410 RAID cards to be incorrectly skipped. Signed-off-by: Alan Cox <alan@redhat.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com> 
The discrete VIA ATA chips don't have 0x40 enable bits. We check that
properly in one location but not another. This causes some users 6410
RAID cards to be incorrectly skipped.

Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
libata: rename SFF port ops 2008-04-17T19:44:22+00:00 Tejun Heo htejun@gmail.com 2008-04-07T13:47:16+00:00 5682ed33aae05d10a25c95633ef9d9c062825888 Add sff_ prefix to SFF specific port ops. This rename is in preparation of separating SFF support out of libata core layer. This patch strictly renames ops and doesn't introduce any behavior difference. Signed-off-by: Tejun Heo <htejun@gmail.com> 
Add sff_ prefix to SFF specific port ops.

This rename is in preparation of separating SFF support out of libata
core layer.  This patch strictly renames ops and doesn't introduce any
behavior difference.

Signed-off-by: Tejun Heo <htejun@gmail.com>