diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index a0ec74e1e8e1b..f0b480fba9806 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -5578,6 +5578,26 @@ static void intel_encoders_post_pll_disable(struct drm_crtc *crtc, } } +static void intel_encoders_update_pipe(struct drm_crtc *crtc, + struct intel_crtc_state *crtc_state, + struct drm_atomic_state *old_state) +{ + struct drm_connector_state *conn_state; + struct drm_connector *conn; + int i; + + for_each_new_connector_in_state(old_state, conn, conn_state, i) { + struct intel_encoder *encoder = + to_intel_encoder(conn_state->best_encoder); + + if (conn_state->crtc != crtc) + continue; + + if (encoder->update_pipe) + encoder->update_pipe(encoder, crtc_state, conn_state); + } +} + static void ironlake_crtc_enable(struct intel_crtc_state *pipe_config, struct drm_atomic_state *old_state) { @@ -12750,6 +12770,9 @@ static void intel_update_crtc(struct drm_crtc *crtc, } else { intel_pre_plane_update(to_intel_crtc_state(old_crtc_state), pipe_config); + + if (pipe_config->update_pipe) + intel_encoders_update_pipe(crtc, pipe_config, state); } if (pipe_config->update_pipe && !pipe_config->enable_fbc) diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 1028af8ec2eb4..1a11c2beb7f31 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -243,6 +243,9 @@ struct intel_encoder { void (*post_pll_disable)(struct intel_encoder *, const struct intel_crtc_state *, const struct drm_connector_state *); + void (*update_pipe)(struct intel_encoder *, + const struct intel_crtc_state *, + const struct drm_connector_state *); /* Read out the current hw state of this connector, returning true if * the encoder is active. If the encoder is enabled it also set the pipe * it is connected to in the pipe parameter. */