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| author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2014-11-14 09:25:29 +0100 |
|---|---|---|
| committer | Jiri Slaby <jslaby@suse.cz> | 2015-07-30 13:21:19 +0200 |
| commit | b53e4feee45c37422ca4aa4b3cff85520aec011e (patch) | |
| tree | 3d674cdf82a70c9f5ffd412d1e97967d3dc64d7a | |
| parent | acb700bcb59e17e377638addedb4cfec1b912e34 (diff) | |
| download | lwn-b53e4feee45c37422ca4aa4b3cff85520aec011e.tar.gz lwn-b53e4feee45c37422ca4aa4b3cff85520aec011e.zip | |
drm/i915: drop WaSetupGtModeTdRowDispatch:snb
commit 2208d655a91f9879bd9a39ff9df05dd668b3512c upstream.
This reverts the regressing
commit 6547fbdbfff62c99e4f7b4f985ff8b3454f33b0f
Author: Daniel Vetter <daniel.vetter@ffwll.ch>
Date: Fri Dec 14 23:38:29 2012 +0100
drm/i915: Implement WaSetupGtModeTdRowDispatch
that causes GPU hangs immediately on boot.
Reported-by: Leo Wolf <jclw@ymail.com>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=79996
Cc: stable@vger.kernel.org (v3.8+)
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
[Jani: amended the commit message slightly.]
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
| -rw-r--r-- | drivers/gpu/drm/i915/intel_pm.c | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index a7daa2a3ac82..cc0c7499e505 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -4823,11 +4823,6 @@ static void gen6_init_clock_gating(struct drm_device *dev) I915_WRITE(_3D_CHICKEN, _MASKED_BIT_ENABLE(_3D_CHICKEN_HIZ_PLANE_DISABLE_MSAA_4X_SNB)); - /* WaSetupGtModeTdRowDispatch:snb */ - if (IS_SNB_GT1(dev)) - I915_WRITE(GEN6_GT_MODE, - _MASKED_BIT_ENABLE(GEN6_TD_FOUR_ROW_DISPATCH_DISABLE)); - I915_WRITE(WM3_LP_ILK, 0); I915_WRITE(WM2_LP_ILK, 0); I915_WRITE(WM1_LP_ILK, 0); |