From: Oscar Mateo Date: Thu, 7 Sep 2017 15:40:08 +0000 (-0700) Subject: drm/i915: Transform WaDisableDynamicCreditSharing into a simple register write X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=c6ea497c40b46aaf77d9018e27b26bffdbdac6f7;p=openwrt%2Fstaging%2Fblogic.git drm/i915: Transform WaDisableDynamicCreditSharing into a simple register write GAMT_CHKN_BIT_REG does not live in the context image. Cc: Chris Wilson Cc: Mika Kuoppala Cc: Rodrigo Vivi Signed-off-by: Oscar Mateo Reviewed-by: Michał Winiarski Link: https://patchwork.freedesktop.org/patch/msgid/1504798809-5653-5-git-send-email-oscar.mateo@intel.com Signed-off-by: Chris Wilson --- diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c b/drivers/gpu/drm/i915/intel_engine_cs.c index 48c7eb36d633..0701ddb68b6a 100644 --- a/drivers/gpu/drm/i915/intel_engine_cs.c +++ b/drivers/gpu/drm/i915/intel_engine_cs.c @@ -1130,8 +1130,9 @@ static int kbl_init_workarounds(struct intel_engine_cs *engine) /* WaDisableDynamicCreditSharing:kbl */ if (IS_KBL_REVID(dev_priv, 0, KBL_REVID_B0)) - WA_SET_BIT(GAMT_CHKN_BIT_REG, - GAMT_CHKN_DISABLE_DYNAMIC_CREDIT_SHARING); + I915_WRITE(GAMT_CHKN_BIT_REG, + (I915_READ(GAMT_CHKN_BIT_REG) | + GAMT_CHKN_DISABLE_DYNAMIC_CREDIT_SHARING)); /* WaDisableFenceDestinationToSLM:kbl (pre-prod) */ if (IS_KBL_REVID(dev_priv, KBL_REVID_A0, KBL_REVID_A0))