diff options
Diffstat (limited to 'drivers/gpu/drm')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_psr.c | 16 |
1 files changed, 6 insertions, 10 deletions
diff --git a/drivers/gpu/drm/i915/intel_psr.c b/drivers/gpu/drm/i915/intel_psr.c index da583a45e942..2cb931f3019b 100644 --- a/drivers/gpu/drm/i915/intel_psr.c +++ b/drivers/gpu/drm/i915/intel_psr.c @@ -771,8 +771,6 @@ int intel_psr_wait_for_idle(const struct intel_crtc_state *new_crtc_state, { struct intel_crtc *crtc = to_intel_crtc(new_crtc_state->base.crtc); struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); - i915_reg_t reg; - u32 mask; if (!dev_priv->psr.enabled || !new_crtc_state->has_psr) return 0; @@ -787,13 +785,10 @@ int intel_psr_wait_for_idle(const struct intel_crtc_state *new_crtc_state, * not needed and will induce latencies in the atomic * update path. */ - if (dev_priv->psr.psr2_enabled) { - reg = EDP_PSR2_STATUS; - mask = EDP_PSR2_STATUS_STATE_MASK; - } else { - reg = EDP_PSR_STATUS; - mask = EDP_PSR_STATUS_STATE_MASK; - } + + /* FIXME: Update this for PSR2 if we need to wait for idle */ + if (READ_ONCE(dev_priv->psr.psr2_enabled)) + return 0; /* * Max time for PSR to idle = Inverse of the refresh rate + @@ -801,7 +796,8 @@ int intel_psr_wait_for_idle(const struct intel_crtc_state *new_crtc_state, * handshake. 50 msec is defesive enough to cover everything. */ - return __intel_wait_for_register(dev_priv, reg, mask, + return __intel_wait_for_register(dev_priv, EDP_PSR_STATUS, + EDP_PSR_STATUS_STATE_MASK, EDP_PSR_STATUS_STATE_IDLE, 2, 50, out_value); } |