diff --git a/drivers/gpu/drm/i915/display/intel_vrr.c b/drivers/gpu/drm/i915/display/intel_vrr.c index 753e7b211708..5ff6aed9575e 100644 --- a/drivers/gpu/drm/i915/display/intel_vrr.c +++ b/drivers/gpu/drm/i915/display/intel_vrr.c @@ -161,31 +161,36 @@ intel_vrr_compute_config(struct intel_crtc_state *crtc_state, crtc_state->mode_flags |= I915_MODE_FLAG_VRR; } +static u32 trans_vrr_ctl(const struct intel_crtc_state *crtc_state) +{ + struct drm_i915_private *i915 = to_i915(crtc_state->uapi.crtc->dev); + + if (DISPLAY_VER(i915) >= 13) + return VRR_CTL_IGN_MAX_SHIFT | VRR_CTL_FLIP_LINE_EN | + XELPD_VRR_CTL_VRR_GUARDBAND(crtc_state->vrr.guardband); + else + return VRR_CTL_IGN_MAX_SHIFT | VRR_CTL_FLIP_LINE_EN | + VRR_CTL_PIPELINE_FULL(crtc_state->vrr.pipeline_full) | + VRR_CTL_PIPELINE_FULL_OVERRIDE; +} + void intel_vrr_enable(struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state) { struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); enum transcoder cpu_transcoder = crtc_state->cpu_transcoder; - u32 trans_vrr_ctl; if (!crtc_state->vrr.enable) return; - if (DISPLAY_VER(dev_priv) >= 13) - trans_vrr_ctl = VRR_CTL_VRR_ENABLE | - VRR_CTL_IGN_MAX_SHIFT | VRR_CTL_FLIP_LINE_EN | - XELPD_VRR_CTL_VRR_GUARDBAND(crtc_state->vrr.guardband); - else - trans_vrr_ctl = VRR_CTL_VRR_ENABLE | - VRR_CTL_IGN_MAX_SHIFT | VRR_CTL_FLIP_LINE_EN | - VRR_CTL_PIPELINE_FULL(crtc_state->vrr.pipeline_full) | - VRR_CTL_PIPELINE_FULL_OVERRIDE; - intel_de_write(dev_priv, TRANS_VRR_VMIN(cpu_transcoder), crtc_state->vrr.vmin - 1); intel_de_write(dev_priv, TRANS_VRR_VMAX(cpu_transcoder), crtc_state->vrr.vmax - 1); - intel_de_write(dev_priv, TRANS_VRR_CTL(cpu_transcoder), trans_vrr_ctl); + intel_de_write(dev_priv, TRANS_VRR_CTL(cpu_transcoder), trans_vrr_ctl(crtc_state)); intel_de_write(dev_priv, TRANS_VRR_FLIPLINE(cpu_transcoder), crtc_state->vrr.flipline - 1); intel_de_write(dev_priv, TRANS_PUSH(cpu_transcoder), TRANS_PUSH_EN); + + intel_de_write(dev_priv, TRANS_VRR_CTL(cpu_transcoder), + VRR_CTL_VRR_ENABLE | trans_vrr_ctl(crtc_state)); } void intel_vrr_send_push(const struct intel_crtc_state *crtc_state) @@ -222,8 +227,13 @@ void intel_vrr_disable(const struct intel_crtc_state *old_crtc_state) if (!old_crtc_state->vrr.enable) return; - intel_de_write(dev_priv, TRANS_VRR_CTL(cpu_transcoder), 0); + intel_de_write(dev_priv, TRANS_VRR_CTL(cpu_transcoder), + trans_vrr_ctl(old_crtc_state)); + intel_de_wait_for_clear(dev_priv, TRANS_VRR_STATUS(cpu_transcoder), + VRR_STATUS_VRR_EN_LIVE, 1000); + intel_de_write(dev_priv, TRANS_PUSH(cpu_transcoder), 0); + intel_de_write(dev_priv, TRANS_VRR_CTL(cpu_transcoder), 0); } void intel_vrr_get_config(struct intel_crtc *crtc,