To their rightful place inside intel_workarounds.c
v2: Static tables
Signed-off-by: Oscar Mateo <oscar.ma...@intel.com>
Reviewed-by: Chris Wilson <ch...@chris-wilson.co.uk> (v1)
Cc: Rodrigo Vivi <rodrigo.v...@intel.com>
Cc: Mika Kuoppala <mika.kuopp...@linux.intel.com>
Cc: Ville Syrjälä <ville.syrj...@linux.intel.com>
---
drivers/gpu/drm/i915/intel_pm.c | 33 ++------------------------------
drivers/gpu/drm/i915/intel_workarounds.c | 16 ++++++++++++++++
2 files changed, 18 insertions(+), 31 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index a85a001..b5e7432 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -78,34 +78,6 @@ static void bxt_init_clock_gating(struct drm_i915_private
*dev_priv)
PWM1_GATING_DIS | PWM2_GATING_DIS);
}
-static void glk_init_clock_gating(struct drm_i915_private *dev_priv)
-{
- u32 val;
-
- /*
- * WaDisablePWMClockGating:glk
- * Backlight PWM may stop in the asserted state, causing backlight
- * to stay fully on.
- */
- I915_WRITE(GEN9_CLKGATE_DIS_0, I915_READ(GEN9_CLKGATE_DIS_0) |
- PWM1_GATING_DIS | PWM2_GATING_DIS);
-
- /* WaDDIIOTimeout:glk */
- if (IS_GLK_REVID(dev_priv, 0, GLK_REVID_A1)) {
- u32 val = I915_READ(CHICKEN_MISC_2);
- val &= ~(GLK_CL0_PWR_DOWN |
- GLK_CL1_PWR_DOWN |
- GLK_CL2_PWR_DOWN);
- I915_WRITE(CHICKEN_MISC_2, val);
- }
-
- /* Display WA #1133: WaFbcSkipSegments:glk */
- val = I915_READ(ILK_DPFC_CHICKEN);
- val &= ~GLK_SKIP_SEG_COUNT_MASK;
- val |= GLK_SKIP_SEG_EN | GLK_SKIP_SEG_COUNT(1);
- I915_WRITE(ILK_DPFC_CHICKEN, val);
-}
-
static void i915_pineview_get_mem_freq(struct drm_i915_private *dev_priv)
{
u32 tmp;
@@ -8942,7 +8914,8 @@ static void nop_init_clock_gating(struct drm_i915_private
*dev_priv)
*/
void intel_init_clock_gating_hooks(struct drm_i915_private *dev_priv)
{
- if (IS_CANNONLAKE(dev_priv) || IS_COFFEELAKE(dev_priv))
+ if (IS_CANNONLAKE(dev_priv) || IS_COFFEELAKE(dev_priv) ||
+ IS_GEMINILAKE(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;
@@ -8950,8 +8923,6 @@ void intel_init_clock_gating_hooks(struct
drm_i915_private *dev_priv)
dev_priv->display.init_clock_gating = kbl_init_clock_gating;
else if (IS_BROXTON(dev_priv))
dev_priv->display.init_clock_gating = bxt_init_clock_gating;
- else if (IS_GEMINILAKE(dev_priv))
- dev_priv->display.init_clock_gating = glk_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 4fe1dd0..a438ce3 100644
--- a/drivers/gpu/drm/i915/intel_workarounds.c
+++ b/drivers/gpu/drm/i915/intel_workarounds.c
@@ -929,6 +929,22 @@ void intel_gt_workarounds_apply(struct drm_i915_private
*dev_priv)
};
static struct i915_wa_reg glk_disp_was[] = {
+ /*
+ * Backlight PWM may stop in the asserted state, causing backlight
+ * to stay fully on.
+ */
+ { WA_DISP("WaDisablePWMClockGating"),
+ ALL_REVS, REG(GEN9_CLKGATE_DIS_0),
+ SET_BIT(PWM1_GATING_DIS | PWM2_GATING_DIS) },
+
+ { WA_DISP("WaDDIIOTimeout"),
+ REVS(0, GLK_REVID_A1), REG(CHICKEN_MISC_2),
+ CLEAR_BIT(GLK_CL0_PWR_DOWN | GLK_CL1_PWR_DOWN | GLK_CL2_PWR_DOWN) },
+
+ { WA_DISP("Display WA #1133: WaFbcSkipSegments"),
+ ALL_REVS, REG(ILK_DPFC_CHICKEN),
+ SET_FIELD(GLK_SKIP_SEG_COUNT_MASK,
+ GLK_SKIP_SEG_EN | GLK_SKIP_SEG_COUNT(1)) },
};
static bool has_pch_cnp(struct drm_i915_private *dev_priv,
--
1.9.1
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