Commit 67b0b4ed authored by Sasa Dragic's avatar Sasa Dragic Committed by Rodrigo Vivi

drm/i915: re-disable RC6p on Sandy Bridge

RC6p on Sandy Bridge got re-enabled over time, causing visual glitches
and GPU hangs.

Disabled originally in commit 1c8ecf80 ("drm/i915: do not enable
RC6p on Sandy Bridge").
Signed-off-by: default avatarSasa Dragic <sasa.dragic@gmail.com>
Signed-off-by: default avatarVille Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20221219172927.9603-2-sasa.dragic@gmail.com
Fixes: fb6db0f5 ("drm/i915: Remove unsafe i915.enable_rc6")
Fixes: 13c5a577 ("drm/i915/gt: Select the deepest available parking mode for rc6")
Cc: stable@vger.kernel.org
Reviewed-by: default avatarRodrigo Vivi <rodrigo.vivi@intel.com>
(cherry picked from commit 0c8a6e9e)
Signed-off-by: default avatarRodrigo Vivi <rodrigo.vivi@intel.com>
parent 8565c502
......@@ -423,7 +423,8 @@ static const struct intel_device_info ilk_m_info = {
.has_coherent_ggtt = true, \
.has_llc = 1, \
.has_rc6 = 1, \
.has_rc6p = 1, \
/* snb does support rc6p, but enabling it causes various issues */ \
.has_rc6p = 0, \
.has_rps = true, \
.dma_mask_size = 40, \
.__runtime.ppgtt_type = INTEL_PPGTT_ALIASING, \
......
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