diff options
| author | Rodrigo Vivi <rodrigo.vivi@gmail.com> | 2012-10-10 18:35:28 -0300 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2012-10-12 10:59:11 +0200 |
| commit | eda2d7f582d51a4b5e01d48845ea28321357b136 (patch) | |
| tree | 7a8be53b035fa98d8f63b57852a333150a760f66 /drivers/gpu | |
| parent | 4afa0ace429624fde392b29d05a803672a41192e (diff) | |
drm/i915: HSW CRW stability magic
This magic brings stability to HSW CRW machines.
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@gmail.com>
Signed-off-by: Ben Widawsky <ben@bwidawsk.net>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 04b0c070cdf..bb941f8cd55 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -3961,6 +3961,9 @@ i915_gem_init_hw(struct drm_device *dev) if (!intel_enable_gtt()) return -EIO; + if (IS_HASWELL(dev) && (I915_READ(0x120010) == 1)) + I915_WRITE(0x9008, I915_READ(0x9008) | 0xf0000); + i915_gem_l3_remap(dev); i915_gem_init_swizzling(dev); |