drm/i915: Use indirect ctx bb to mend CMD_BUF_CCTL
Use indirect ctx bb to load cmd buffer control value from context image to avoid corruption. v2: add to lrc layout (Chris) v3: end to a cacheline (Chris) v4: add to lrc fixed (Chris) v5: value in offset+1 Testcase: igt/i915_selftest/gt_lrc Signed-off-by:Mika Kuoppala <mika.kuoppala@linux.intel.com> Acked-by:
Chris Wilson <chris@chris-wilson.co.uk> Signed-off-by:
Chris Wilson <chris@chris-wilson.co.uk> Link: https://patchwork.freedesktop.org/patch/msgid/20200424230632.30333-1-mika.kuoppala@linux.intel.com
parent
1dd47b54
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