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path: root/drivers/gpu/drm/i915/display/intel_display_power.c
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Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_display_power.c')
-rw-r--r--drivers/gpu/drm/i915/display/intel_display_power.c28
1 files changed, 12 insertions, 16 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_display_power.c b/drivers/gpu/drm/i915/display/intel_display_power.c
index e288a1b21d7e..ef2fdbf97346 100644
--- a/drivers/gpu/drm/i915/display/intel_display_power.c
+++ b/drivers/gpu/drm/i915/display/intel_display_power.c
@@ -36,7 +36,7 @@
for_each_power_well_reverse(__dev_priv, __power_well) \
for_each_if(test_bit((__domain), (__power_well)->domains.bits))
-const char *
+static const char *
intel_display_power_domain_str(enum intel_display_power_domain domain)
{
switch (domain) {
@@ -198,20 +198,8 @@ intel_display_power_domain_str(enum intel_display_power_domain domain)
}
}
-/**
- * __intel_display_power_is_enabled - unlocked check for a power domain
- * @dev_priv: i915 device instance
- * @domain: power domain to check
- *
- * This is the unlocked version of intel_display_power_is_enabled() and should
- * only be used from error capture and recovery code where deadlocks are
- * possible.
- *
- * Returns:
- * True when the power domain is enabled, false otherwise.
- */
-bool __intel_display_power_is_enabled(struct drm_i915_private *dev_priv,
- enum intel_display_power_domain domain)
+static bool __intel_display_power_is_enabled(struct drm_i915_private *dev_priv,
+ enum intel_display_power_domain domain)
{
struct i915_power_well *power_well;
bool is_enabled;
@@ -1696,7 +1684,7 @@ static void icl_display_core_init(struct drm_i915_private *dev_priv,
intel_dmc_load_program(dev_priv);
/* Wa_14011508470:tgl,dg1,rkl,adl-s,adl-p,dg2 */
- if (IS_DISPLAY_IP_RANGE(dev_priv, IP_VER(12, 0), IP_VER(13, 0)))
+ if (IS_DISPLAY_VER_FULL(dev_priv, IP_VER(12, 0), IP_VER(13, 0)))
intel_de_rmw(dev_priv, GEN11_CHICKEN_DCPR_2, 0,
DCPR_CLEAR_MEMSTAT_DIS | DCPR_SEND_RESP_IMM |
DCPR_MASK_LPMODE | DCPR_MASK_MAXLATENCY_MEMUP_CLR);
@@ -1704,6 +1692,14 @@ static void icl_display_core_init(struct drm_i915_private *dev_priv,
/* Wa_14011503030:xelpd */
if (DISPLAY_VER(dev_priv) == 13)
intel_de_write(dev_priv, XELPD_DISPLAY_ERR_FATAL_MASK, ~0);
+
+ /* Wa_15013987218 */
+ if (DISPLAY_VER(dev_priv) == 20) {
+ intel_de_rmw(dev_priv, SOUTH_DSPCLK_GATE_D,
+ 0, PCH_GMBUSUNIT_CLOCK_GATE_DISABLE);
+ intel_de_rmw(dev_priv, SOUTH_DSPCLK_GATE_D,
+ PCH_GMBUSUNIT_CLOCK_GATE_DISABLE, 0);
+ }
}
static void icl_display_core_uninit(struct drm_i915_private *dev_priv)