lkml.org 
[lkml]   [2010]   [Nov]   [14]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Subject[PATCH] sata-via: enable magic transmission fix for vt6420
From
Date
I was able to reproduce and test the transmission error on vt6420
hardware with the 2G WD drives. Adding the controller ID to this fix
seems to result in a properly working system.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
---
drivers/ata/sata_via.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/ata/sata_via.c b/drivers/ata/sata_via.c
index 4730c42..2822492 100644
--- a/drivers/ata/sata_via.c
+++ b/drivers/ata/sata_via.c
@@ -577,7 +577,7 @@ static void svia_configure(struct pci_dev *pdev)
}

/*
- * vt6421 has problems talking to some drives. The following
+ * vt642[01] has problems talking to some drives. The following
* is the fix from Joseph Chan <JosephChan@via.com.tw>.
*
* When host issues HOLD, device may send up to 20DW of data
@@ -597,7 +597,7 @@ static void svia_configure(struct pci_dev *pdev)
* https://bugzilla.kernel.org/show_bug.cgi?id=15173
* http://article.gmane.org/gmane.linux.ide/46352
*/
- if (pdev->device == 0x3249) {
+ if (pdev->device == 0x3249 || pdev->device == 0x3149) {
pci_read_config_byte(pdev, 0x52, &tmp8);
tmp8 |= 1 << 2;
pci_write_config_byte(pdev, 0x52, tmp8);


\
 
 \ /
  Last update: 2010-11-14 13:35    [W:0.064 / U:0.604 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site