On DG2 A0, the OAR report format is buggy. Workaround is to not use it
for A0. For A0, remove the OAR format from the bitmask of supported
formats.
Signed-off-by: Umesh Nerlige Ramappa <umesh.nerlige.ramappa@xxxxxxxxx>
---
drivers/gpu/drm/i915/i915_perf.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/gpu/drm/i915/i915_perf.c b/drivers/gpu/drm/i915/i915_perf.c
index c3183aedc712..3a1e0c5271e2 100644
--- a/drivers/gpu/drm/i915/i915_perf.c
+++ b/drivers/gpu/drm/i915/i915_perf.c
@@ -4750,6 +4750,11 @@ static void oa_init_supported_formats(struct i915_perf *perf)
default:
MISSING_CASE(platform);
}
+
+ if (IS_DG2_GRAPHICS_STEP(i915, G10, STEP_A0, STEP_B0)) {
+ /* Wa_16010703925:dg2 */
+ clear_bit(I915_OAR_FORMAT_A36u64_B8_C8, perf->format_mask);
+ }
}
static void i915_perf_init_info(struct drm_i915_private *i915)
--
2.25.1
