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
Acked-by: Chris Wilson
---
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
Acked-by: Chris Wilson
---
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
Acked-by: Chris Wilson
---
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)
Testcase: igt/i915_selftest/gt_lrc
Signed-off-by: Mika Kuoppala
Acked-by: Chris Wilson
---
drivers/gpu/drm/i915
Quoting Mika Kuoppala (2020-04-24 17:01:50)
> 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)
>
> Testcase: igt/i915_selftest/gt_lrc
> Signed-off-by: Mi
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)
Testcase: igt/i915_selftest/gt_lrc
Signed-off-by: Mika Kuoppala
---
drivers/gpu/drm/i915/gt/intel_lrc.c| 109
