[Intel-gfx] [PATCH 2/3] drm/i915/glk: WA#0893: Also apply memory bw wa to Geminilake.

Rodrigo Vivi rodrigo.vivi at intel.com
Fri May 26 23:23:01 UTC 2017


According to spec this WA is needed for every gen9.

Cc:Arthur Runyan <arthur.j.runyan at intel.com>
Cc: Ander Conselvan de Oliveira <ander.conselvan.de.oliveira at intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi at intel.com>
---
 drivers/gpu/drm/i915/i915_drv.h | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 5abeb3f..7a5f2e4 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -2904,9 +2904,8 @@ static inline struct scatterlist *__sg_next(struct scatterlist *sg)
 #define NEEDS_WaRsDisableCoarsePowerGating(dev_priv) \
 	(IS_SKL_GT3(dev_priv) || IS_SKL_GT4(dev_priv))
 
-/* WA#0893 */
-#define NEEDS_WaIncreaseMemoryBW(dev_priv)	(IS_GEN9_BC(dev_priv) || \
-						 IS_BROXTON(dev_priv))
+/* WA#0893: GEN9:ALL */
+#define NEEDS_WaIncreaseMemoryBW(dev_priv)	(IS_GEN9(dev_priv))
 
 /*
  * dp aux and gmbus irq on gen4 seems to be able to generate legacy interrupts
-- 
1.9.1



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