diff options
| -rw-r--r-- | drivers/gpu/drm/i915/i915_reg.h | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_runtime_pm.c | 3 |
2 files changed, 6 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 6918ffab168ea..6ed7141c95054 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -1143,6 +1143,10 @@ enum skl_disp_power_wells { #define CHV_CMN_DW28 0x8170 #define DPIO_CL1POWERDOWNEN (1 << 23) #define DPIO_DYNPWRDOWNEN_CH0 (1 << 22) +#define DPIO_SUS_CLK_CONFIG_ON (0 << 0) +#define DPIO_SUS_CLK_CONFIG_CLKREQ (1 << 0) +#define DPIO_SUS_CLK_CONFIG_GATE (2 << 0) +#define DPIO_SUS_CLK_CONFIG_GATE_CLKREQ (3 << 0) #define CHV_CMN_DW30 0x8178 #define DPIO_LRC_BYPASS (1 << 3) diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c b/drivers/gpu/drm/i915/intel_runtime_pm.c index 4a43885e571d8..ef043b2c06b26 100644 --- a/drivers/gpu/drm/i915/intel_runtime_pm.c +++ b/drivers/gpu/drm/i915/intel_runtime_pm.c @@ -988,7 +988,8 @@ static void chv_dpio_cmn_power_well_enable(struct drm_i915_private *dev_priv, /* Enable dynamic power down */ tmp = vlv_dpio_read(dev_priv, pipe, CHV_CMN_DW28); - tmp |= DPIO_DYNPWRDOWNEN_CH0 | DPIO_CL1POWERDOWNEN; + tmp |= DPIO_DYNPWRDOWNEN_CH0 | DPIO_CL1POWERDOWNEN | + DPIO_SUS_CLK_CONFIG_GATE_CLKREQ; vlv_dpio_write(dev_priv, pipe, CHV_CMN_DW28, tmp); if (power_well->data == PUNIT_POWER_WELL_DPIO_CMN_BC) { |