diff options
Diffstat (limited to 'drivers/gpu/drm')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_reg.h | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_psr.c | 1 |
2 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index b2546ade2c45..56df86ef5a4d 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -3872,6 +3872,7 @@ enum { #define EDP_PSR_CTL _MMIO(dev_priv->psr_mmio_base + 0) #define EDP_PSR_ENABLE (1<<31) #define BDW_PSR_SINGLE_FRAME (1<<30) +#define EDP_PSR_RESTORE_PSR_ACTIVE_CTX_MASK (1<<29) /* SW can't modify */ #define EDP_PSR_LINK_STANDBY (1<<27) #define EDP_PSR_MIN_LINK_ENTRY_TIME_MASK (3<<25) #define EDP_PSR_MIN_LINK_ENTRY_TIME_8_LINES (0<<25) diff --git a/drivers/gpu/drm/i915/intel_psr.c b/drivers/gpu/drm/i915/intel_psr.c index 559f1ab42bfc..1b31ab002dae 100644 --- a/drivers/gpu/drm/i915/intel_psr.c +++ b/drivers/gpu/drm/i915/intel_psr.c @@ -315,6 +315,7 @@ static void intel_enable_source_psr1(struct intel_dp *intel_dp) else val |= EDP_PSR_TP1_TP2_SEL; + val |= I915_READ(EDP_PSR_CTL) & EDP_PSR_RESTORE_PSR_ACTIVE_CTX_MASK; I915_WRITE(EDP_PSR_CTL, val); } |