aboutsummaryrefslogtreecommitdiff
path: root/drivers/gpu
diff options
context:
space:
mode:
authorPierre Willenbrock <pierre@pirsoft.de>2009-02-25 17:49:51 +0100
committerEric Anholt <eric@anholt.net>2009-03-10 13:11:12 -0700
commit66824bd7b5dc22da367595359bfcd1149c4ce92a (patch)
tree82f43d04b1188cbde51d5449cec69e290217551c /drivers/gpu
parent0fce81e3ccd093f4826de40fbd27fac9632f6170 (diff)
drm/i915: Don't restore palettes through VGA registers.
The VGA registers just hit the pipe registers that we already set through MMIO. This fixes strange colors on resume. Signed-off-by: Pierre Willenbrock <pierre@pirsoft.de> Signed-off-by: Eric Anholt <eric@anholt.net>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/i915/i915_drv.h1
-rw-r--r--drivers/gpu/drm/i915/i915_suspend.c11
2 files changed, 0 insertions, 12 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 9186d43be01..d6cc9861e0a 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -279,7 +279,6 @@ typedef struct drm_i915_private {
u8 saveAR_INDEX;
u8 saveAR[21];
u8 saveDACMASK;
- u8 saveDACDATA[256*3]; /* 256 3-byte colors */
u8 saveCR[37];
struct {
diff --git a/drivers/gpu/drm/i915/i915_suspend.c b/drivers/gpu/drm/i915/i915_suspend.c
index 5d84027ee8f..d669cc2b42c 100644
--- a/drivers/gpu/drm/i915/i915_suspend.c
+++ b/drivers/gpu/drm/i915/i915_suspend.c
@@ -119,11 +119,6 @@ static void i915_save_vga(struct drm_device *dev)
/* VGA color palette registers */
dev_priv->saveDACMASK = I915_READ8(VGA_DACMASK);
- /* DACCRX automatically increments during read */
- I915_WRITE8(VGA_DACRX, 0);
- /* Read 3 bytes of color data from each index */
- for (i = 0; i < 256 * 3; i++)
- dev_priv->saveDACDATA[i] = I915_READ8(VGA_DACDATA);
/* MSR bits */
dev_priv->saveMSR = I915_READ8(VGA_MSR_READ);
@@ -225,12 +220,6 @@ static void i915_restore_vga(struct drm_device *dev)
/* VGA color palette registers */
I915_WRITE8(VGA_DACMASK, dev_priv->saveDACMASK);
- /* DACCRX automatically increments during read */
- I915_WRITE8(VGA_DACWX, 0);
- /* Read 3 bytes of color data from each index */
- for (i = 0; i < 256 * 3; i++)
- I915_WRITE8(VGA_DACDATA, dev_priv->saveDACDATA[i]);
-
}
int i915_save_state(struct drm_device *dev)