lkml.org 
[lkml]   [2011]   [Apr]   [19]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
Subject[03/70] drm/radeon/kms: fix suspend on rv530 asics
2.6.38-stable review patch.  If anyone has any objections, please let us know.

------------------
From: Alex Deucher <alexdeucher@gmail.com>

commit 71e16bfbd2b1c63d4d97cc5059694c9346aee340 upstream.

Apparently only rv515 asics need the workaround
added in f24d86f1a49505cdea56728b853a5d0a3f8e3d11
(drm/radeon/kms: fix resume regression for some r5xx laptops).

Fixes:
https://bugs.freedesktop.org/show_bug.cgi?id=34709

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

---
drivers/gpu/drm/radeon/atom.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
--- a/drivers/gpu/drm/radeon/atom.c
+++ b/drivers/gpu/drm/radeon/atom.c
@@ -32,6 +32,7 @@
#include "atom.h"
#include "atom-names.h"
#include "atom-bits.h"
+#include "radeon.h"

#define ATOM_COND_ABOVE 0
#define ATOM_COND_ABOVEOREQUAL 1
@@ -101,7 +102,9 @@ static void debug_print_spaces(int n)
static uint32_t atom_iio_execute(struct atom_context *ctx, int base,
uint32_t index, uint32_t data)
{
+ struct radeon_device *rdev = ctx->card->dev->dev_private;
uint32_t temp = 0xCDCDCDCD;
+
while (1)
switch (CU8(base)) {
case ATOM_IIO_NOP:
@@ -112,7 +115,8 @@ static uint32_t atom_iio_execute(struct
base += 3;
break;
case ATOM_IIO_WRITE:
- (void)ctx->card->ioreg_read(ctx->card, CU16(base + 1));
+ if (rdev->family == CHIP_RV515)
+ (void)ctx->card->ioreg_read(ctx->card, CU16(base + 1));
ctx->card->ioreg_write(ctx->card, CU16(base + 1), temp);
base += 3;
break;



\
 
 \ /
  Last update: 2011-04-19 22:19    [from the cache]
©2003-2014 Jasper Spaans. Advertise on this site