@@ -1636,6 +1636,19 @@ static bool gen11_dsi_get_hw_state(struct intel_encoder *encoder,
return ret;
}
+static bool gen11_dsi_initial_fastset_check(struct intel_encoder *encoder,
+ struct intel_crtc_state *crtc_state)
+{
+ if (crtc_state->dsc.compression_enable) {
+ drm_dbg_kms(encoder->base.dev, "Forcing full modeset due to DSC being enabled\n");
+ crtc_state->uapi.mode_changed = true;
+
+ return false;
+ }
+
+ return true;
+}
+
static void gen11_dsi_encoder_destroy(struct drm_encoder *encoder)
{
intel_encoder_destroy(encoder);
@@ -1891,6 +1904,7 @@ void icl_dsi_init(struct drm_i915_private *dev_priv)
encoder->update_pipe = intel_panel_update_backlight;
encoder->compute_config = gen11_dsi_compute_config;
encoder->get_hw_state = gen11_dsi_get_hw_state;
+ encoder->initial_fastset_check = gen11_dsi_initial_fastset_check;
encoder->type = INTEL_OUTPUT_DSI;
encoder->cloneable = 0;
encoder->pipe_mask = ~0;
@@ -4551,6 +4551,15 @@ void intel_ddi_get_config(struct intel_encoder *encoder,
intel_read_dp_sdp(encoder, pipe_config, DP_SDP_VSC);
}
+static bool intel_ddi_initial_fastset_check(struct intel_encoder *encoder,
+ struct intel_crtc_state *crtc_state)
+{
+ if (intel_crtc_has_dp_encoder(crtc_state))
+ return intel_dp_initial_fastset_check(encoder, crtc_state);
+
+ return true;
+}
+
static enum intel_output_type
intel_ddi_compute_output_type(struct intel_encoder *encoder,
struct intel_crtc_state *crtc_state,
@@ -5166,6 +5175,7 @@ void intel_ddi_init(struct drm_i915_private *dev_priv, enum port port)
encoder->update_pipe = intel_ddi_update_pipe;
encoder->get_hw_state = intel_ddi_get_hw_state;
encoder->get_config = intel_ddi_get_config;
+ encoder->initial_fastset_check = intel_ddi_initial_fastset_check;
encoder->suspend = intel_dp_encoder_suspend;
encoder->get_power_domains = intel_ddi_get_power_domains;
@@ -17742,6 +17742,8 @@ static int intel_initial_commit(struct drm_device *dev)
}
if (crtc_state->hw.active) {
+ struct intel_encoder *encoder;
+
/*
* We've not yet detected sink capabilities
* (audio,infoframes,etc.) and thus we don't want to
@@ -17763,22 +17765,15 @@ static int intel_initial_commit(struct drm_device *dev)
*/
crtc_state->uapi.color_mgmt_changed = true;
- /*
- * FIXME hack to force full modeset when DSC is being
- * used.
- *
- * As long as we do not have full state readout and
- * config comparison of crtc_state->dsc, we have no way
- * to ensure reliable fastset. Remove once we have
- * readout for DSC.
- */
- if (crtc_state->dsc.compression_enable) {
- ret = drm_atomic_add_affected_connectors(state,
- &crtc->base);
- if (ret)
- goto out;
- crtc_state->uapi.mode_changed = true;
- drm_dbg_kms(dev, "Force full modeset for DSC\n");
+ for_each_intel_encoder_mask(dev, encoder,
+ crtc_state->uapi.encoder_mask) {
+ if (encoder->initial_fastset_check &&
+ !encoder->initial_fastset_check(encoder, crtc_state)) {
+ ret = drm_atomic_add_affected_connectors(state,
+ &crtc->base);
+ if (ret)
+ goto out;
+ }
}
}
}
@@ -187,6 +187,14 @@ struct intel_encoder {
* be set correctly before calling this function. */
void (*get_config)(struct intel_encoder *,
struct intel_crtc_state *pipe_config);
+
+ /*
+ * Optional hook, returning true if this encoder allows a fastset
+ * during the initial commit, false otherwise.
+ */
+ bool (*initial_fastset_check)(struct intel_encoder *encoder,
+ struct intel_crtc_state *crtc_state);
+
/*
* Acquires the power domains needed for an active encoder during
* hardware state readout.
@@ -3691,6 +3691,27 @@ static void intel_dp_get_config(struct intel_encoder *encoder,
}
}
+bool intel_dp_initial_fastset_check(struct intel_encoder *encoder,
+ struct intel_crtc_state *crtc_state)
+{
+ struct drm_i915_private *i915 = to_i915(encoder->base.dev);
+
+ /*
+ * FIXME hack to force full modeset when DSC is being used.
+ *
+ * As long as we do not have full state readout and config comparison
+ * of crtc_state->dsc, we have no way to ensure reliable fastset.
+ * Remove once we have readout for DSC.
+ */
+ if (crtc_state->dsc.compression_enable) {
+ drm_dbg_kms(&i915->drm, "Forcing full modeset due to DSC being enabled\n");
+ crtc_state->uapi.mode_changed = true;
+ return false;
+ }
+
+ return true;
+}
+
static void intel_disable_dp(struct intel_atomic_state *state,
struct intel_encoder *encoder,
const struct intel_crtc_state *old_crtc_state,
@@ -8034,6 +8055,7 @@ bool intel_dp_init(struct drm_i915_private *dev_priv,
intel_encoder->compute_config = intel_dp_compute_config;
intel_encoder->get_hw_state = intel_dp_get_hw_state;
intel_encoder->get_config = intel_dp_get_config;
+ intel_encoder->initial_fastset_check = intel_dp_initial_fastset_check;
intel_encoder->update_pipe = intel_panel_update_backlight;
intel_encoder->suspend = intel_dp_encoder_suspend;
if (IS_CHERRYVIEW(dev_priv)) {
@@ -136,4 +136,7 @@ void intel_ddi_update_pipe(struct intel_atomic_state *state,
int intel_dp_init_hdcp(struct intel_digital_port *dig_port,
struct intel_connector *intel_connector);
+bool intel_dp_initial_fastset_check(struct intel_encoder *encoder,
+ struct intel_crtc_state *crtc_state);
+
#endif /* __INTEL_DP_H__ */
@@ -587,6 +587,15 @@ static void intel_dp_mst_enc_get_config(struct intel_encoder *encoder,
intel_ddi_get_config(&dig_port->base, pipe_config);
}
+static bool intel_dp_mst_initial_fastset_check(struct intel_encoder *encoder,
+ struct intel_crtc_state *crtc_state)
+{
+ struct intel_dp_mst_encoder *intel_mst = enc_to_mst(encoder);
+ struct intel_digital_port *dig_port = intel_mst->primary;
+
+ return intel_dp_initial_fastset_check(&dig_port->base, crtc_state);
+}
+
static int intel_dp_mst_get_ddc_modes(struct drm_connector *connector)
{
struct intel_connector *intel_connector = to_intel_connector(connector);
@@ -893,6 +902,7 @@ intel_dp_create_fake_mst_encoder(struct intel_digital_port *dig_port, enum pipe
intel_encoder->enable = intel_mst_enable_dp;
intel_encoder->get_hw_state = intel_dp_mst_enc_get_hw_state;
intel_encoder->get_config = intel_dp_mst_enc_get_config;
+ intel_encoder->initial_fastset_check = intel_dp_mst_initial_fastset_check;
return intel_mst;