[Intel-gfx] [PATCH v3 18/22] drm/i915/skl: Move GT and Display workarounds from init_clock_gating
Oscar Mateo
oscar.mateo at intel.com
Fri Oct 13 20:54:12 UTC 2017
To their rightful place inside intel_workarounds.c
Signed-off-by: Oscar Mateo <oscar.mateo at intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi at intel.com>
Cc: Chris Wilson <chris at chris-wilson.co.uk>
Cc: Mika Kuoppala <mika.kuoppala at linux.intel.com>
Cc: Ville Syrjälä <ville.syrjala at linux.intel.com>
---
drivers/gpu/drm/i915/intel_pm.c | 15 +--------------
drivers/gpu/drm/i915/intel_workarounds.c | 6 ++++++
2 files changed, 7 insertions(+), 14 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 85e3424..e1b00c9 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -8404,17 +8404,6 @@ static void gen8_set_l3sqc_credits(struct drm_i915_private *dev_priv,
I915_WRITE(GEN7_MISCCPCTL, misccpctl);
}
-static void skl_init_clock_gating(struct drm_i915_private *dev_priv)
-{
- /* WAC6entrylatency:skl */
- I915_WRITE(FBC_LLC_READ_CTRL, I915_READ(FBC_LLC_READ_CTRL) |
- FBC_LLC_FULLY_OPEN);
-
- /* WaFbcNukeOnHostModify:skl */
- I915_WRITE(ILK_DPFC_CHICKEN, I915_READ(ILK_DPFC_CHICKEN) |
- ILK_DPFC_NUKE_ON_ANY_MODIFICATION);
-}
-
static void bdw_init_clock_gating(struct drm_i915_private *dev_priv)
{
/* The GTT cache must be disabled if the system is using 2M pages. */
@@ -8865,10 +8854,8 @@ void intel_init_clock_gating_hooks(struct drm_i915_private *dev_priv)
{
if (IS_CANNONLAKE(dev_priv) || IS_COFFEELAKE(dev_priv) ||
IS_GEMINILAKE(dev_priv) || IS_KABYLAKE(dev_priv) ||
- IS_BROXTON(dev_priv))
+ IS_BROXTON(dev_priv) || IS_SKYLAKE(dev_priv))
dev_priv->display.init_clock_gating = nop_init_clock_gating;
- else if (IS_SKYLAKE(dev_priv))
- dev_priv->display.init_clock_gating = skl_init_clock_gating;
else if (IS_BROADWELL(dev_priv))
dev_priv->display.init_clock_gating = bdw_init_clock_gating;
else if (IS_CHERRYVIEW(dev_priv))
diff --git a/drivers/gpu/drm/i915/intel_workarounds.c b/drivers/gpu/drm/i915/intel_workarounds.c
index 0ef2f46..f48c10e 100644
--- a/drivers/gpu/drm/i915/intel_workarounds.c
+++ b/drivers/gpu/drm/i915/intel_workarounds.c
@@ -871,6 +871,12 @@ static int skl_display_workarounds_init(struct drm_i915_private *dev_priv)
/* WaDisableDopClockGating */
DISPLAY_WA_CLR_BIT(GEN7_MISCCPCTL, GEN7_DOP_CLOCK_GATE_ENABLE);
+ /* WAC6entrylatency:skl */
+ DISPLAY_WA_SET_BIT(FBC_LLC_READ_CTRL, FBC_LLC_FULLY_OPEN);
+
+ /* WaFbcNukeOnHostModify:skl */
+ DISPLAY_WA_SET_BIT(ILK_DPFC_CHICKEN, ILK_DPFC_NUKE_ON_ANY_MODIFICATION);
+
return 0;
}
--
1.9.1
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