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authorMichal Wajdeczko <michal.wajdeczko@intel.com>2017-11-03 18:18:14 +0300
committerChris Wilson <chris@chris-wilson.co.uk>2017-11-09 00:34:16 +0300
commite6843363768cc639a590917b509303f8e22dd6de (patch)
treec9afe8a3a1587aef46c91b27aa0396171dd451c7 /drivers/gpu/drm/i915/intel_guc_fw.c
parenta86af2314a867804bb1531d514aa25c264fe5cb9 (diff)
downloadlinux-e6843363768cc639a590917b509303f8e22dd6de.tar.xz
drm/i915/guc: Drop legacy workarounds from guc_prepare_xfer
We don't keep the workarounds for pre-production hardware (see intel_detect_preproduction_hw) thus we can drop some extra steps during firmware upload needed only for unsupported platforms. Suggested-by: Chris Wilson <chris@chris-wilson.co.uk> Signed-off-by: Michal Wajdeczko <michal.wajdeczko@intel.com> Cc: Chris Wilson <chris@chris-wilson.co.uk> Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com> Cc: Sagar Arun Kamble <sagar.a.kamble@intel.com> Reviewed-by: Sagar Arun Kamble <sagar.a.kamble@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20171103151816.62048-3-michal.wajdeczko@intel.com Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_guc_fw.c')
-rw-r--r--drivers/gpu/drm/i915/intel_guc_fw.c10
1 files changed, 0 insertions, 10 deletions
diff --git a/drivers/gpu/drm/i915/intel_guc_fw.c b/drivers/gpu/drm/i915/intel_guc_fw.c
index 74a61fe9448c..a63b5cf7421a 100644
--- a/drivers/gpu/drm/i915/intel_guc_fw.c
+++ b/drivers/gpu/drm/i915/intel_guc_fw.c
@@ -104,16 +104,6 @@ static void guc_prepare_xfer(struct intel_guc *guc)
/* Enable MIA caching. GuC clock gating is disabled. */
I915_WRITE(GUC_SHIM_CONTROL, GUC_SHIM_CONTROL_VALUE);
- /* WaDisableMinuteIaClockGating:bxt */
- if (IS_BXT_REVID(dev_priv, 0, BXT_REVID_A1)) {
- I915_WRITE(GUC_SHIM_CONTROL, (I915_READ(GUC_SHIM_CONTROL) &
- ~GUC_ENABLE_MIA_CLOCK_GATING));
- }
-
- /* WaC6DisallowByGfxPause:bxt */
- if (IS_BXT_REVID(dev_priv, 0, BXT_REVID_B0))
- I915_WRITE(GEN6_GFXPAUSE, 0x30FFF);
-
if (IS_GEN9_LP(dev_priv))
I915_WRITE(GEN9LP_GT_PM_CONFIG, GT_DOORBELL_ENABLE);
else