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drm/i915: disable FBC for Pineview, fixing a boot hang.

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Pineview doesn't have this FBC mechanism, so this code doesn't apply.

Signed-off-by: Shaohua Li <shaohua.li@intel.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
This commit is contained in:
Shaohua Li 2009-10-10 15:20:55 +08:00 committed by Eric Anholt
parent 161291396e
commit 9216d44dc1
2 changed files with 2 additions and 3 deletions
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3
drivers/gpu/drm/i915/i915_dma.c
View File

@ -1227,8 +1227,7 @@ static int i915_load_modeset_init(struct drm_device *dev,
goto out;
/* Try to set up FBC with a reasonable compressed buffer size */
if (IS_MOBILE(dev) && (IS_I9XX(dev) || IS_I965G(dev) || IS_GM45(dev)) &&
i915_powersave) {
if (I915_HAS_FBC(dev) && i915_powersave) {
int cfb_size;
/* Try to get an 8M buffer... */

2
drivers/gpu/drm/i915/i915_drv.h
View File

@ -981,7 +981,7 @@ extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller);
#define HAS_FW_BLC(dev) (IS_I9XX(dev) || IS_G4X(dev) || IS_IGDNG(dev))
#define HAS_PIPE_CXSR(dev) (IS_G4X(dev) || IS_IGDNG(dev))
#define I915_HAS_FBC(dev) (IS_MOBILE(dev) && (IS_I9XX(dev) || IS_I965G(dev)))
#define I915_HAS_FBC(dev) (IS_MOBILE(dev) && (IS_I9XX(dev) || IS_GM45(dev)) && !IS_IGD(dev))
#define PRIMARY_RINGBUFFER_SIZE (128*1024)