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author | Chris Wilson <chris@chris-wilson.co.uk> | 2010-11-02 10:38:58 +0000 |
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committer | Chris Wilson <chris@chris-wilson.co.uk> | 2010-11-02 10:48:48 +0000 |
commit | 5588978882b5f4b81169bd7f9bc941e3a12ee8ba (patch) | |
tree | 01c9af11069c0402e483369728bc9a879ce0a86e /drivers/gpu/drm/i915/i915_suspend.c | |
parent | 80dbf4b72b0bcac71fc683914293555edb7bc7ee (diff) |
drm/i915: SNB BLT workaround
On some stepping of SNB cpu, the first command to be parsed in BLT
command streamer should be MI_BATCHBUFFER_START otherwise the GPU
may hang.
(cherry picked from commit 8d19215be8254f4f75e9c5a0d28345947b0382db)
Conflicts:
drivers/gpu/drm/i915/intel_ringbuffer.c
drivers/gpu/drm/i915/intel_ringbuffer.h
Signed-off-by: Zou Nan hai <nanhai.zou@intel.com>
Cc: stable@kernel.org
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Diffstat (limited to 'drivers/gpu/drm/i915/i915_suspend.c')
0 files changed, 0 insertions, 0 deletions