From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
snb_wm_latency_quirk() already boosts up the latency values
so the extra warning about the SSKPD value being insufficient
is now redundant. Drop it.
Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/i915_reg.h | 2 --
drivers/gpu/drm/i915/intel_pm.c | 14 --------------
2 files changed, 16 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 0a7d60509ca7..9dce09ed47f7 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -3538,8 +3538,6 @@ enum i915_power_well_id {
/* snb MCH registers for priority tuning */
#define MCH_SSKPD _MMIO(MCHBAR_MIRROR_BASE_SNB + 0x5d10)
-#define MCH_SSKPD_WM0_MASK 0x3f
-#define MCH_SSKPD_WM0_VAL 0xc
#define MCH_SECP_NRG_STTS _MMIO(MCHBAR_MIRROR_BASE_SNB + 0x592c)
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index d5ad84be769d..1a9ad431efbd 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -8612,16 +8612,6 @@ static void cpt_init_clock_gating(struct drm_i915_private *dev_priv)
}
}
-static void gen6_check_mch_setup(struct drm_i915_private *dev_priv)
-{
- uint32_t tmp;
-
- tmp = I915_READ(MCH_SSKPD);
- if ((tmp & MCH_SSKPD_WM0_MASK) != MCH_SSKPD_WM0_VAL)
- DRM_DEBUG_KMS("Wrong MCH_SSKPD value: 0x%08x This can cause underruns.\n",
- tmp);
-}
-
static void gen6_init_clock_gating(struct drm_i915_private *dev_priv)
{
uint32_t dspclk_gate = ILK_VRHUNIT_CLOCK_GATE_DISABLE;
@@ -8712,8 +8702,6 @@ static void gen6_init_clock_gating(struct drm_i915_private *dev_priv)
g4x_disable_trickle_feed(dev_priv);
cpt_init_clock_gating(dev_priv);
-
- gen6_check_mch_setup(dev_priv);
}
static void gen7_setup_fixed_func_scheduler(struct drm_i915_private *dev_priv)
@@ -9081,8 +9069,6 @@ static void ivb_init_clock_gating(struct drm_i915_private *dev_priv)
if (!HAS_PCH_NOP(dev_priv))
cpt_init_clock_gating(dev_priv);
-
- gen6_check_mch_setup(dev_priv);
}
static void vlv_init_clock_gating(struct drm_i915_private *dev_priv)
--
2.18.1
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