i915/display/intel_opregion.c

303 static int swsci(struct drm_i915_private *dev_priv,
307 	struct pci_dev *pdev = to_pci_dev(dev_priv->drm.dev);
312 	ret = check_swsci_function(dev_priv, function);
316 	swsci = dev_priv->display.opregion->swsci;
334 		drm_dbg(&dev_priv->drm, "SWSCI request already in progress\n");
358 		drm_dbg(&dev_priv->drm, "SWSCI request timed out\n");
367 		drm_dbg(&dev_priv->drm, "SWSCI request error %u\n", scic);
387 	struct drm_i915_private *dev_priv = to_i915(intel_encoder->base.dev);
394 	if (!HAS_DDI(dev_priv))
398 	ret = check_swsci_function(dev_priv, SWSCI_SBCB_DISPLAY_POWER_STATE);
422 		drm_dbg_kms(&dev_priv->drm,
447 		drm_WARN_ONCE(&dev_priv->drm, 1,
455 	return swsci(dev_priv, SWSCI_SBCB_DISPLAY_POWER_STATE, parm, NULL);
469 int intel_opregion_notify_adapter(struct drm_i915_private *dev_priv,
474 	if (!HAS_DDI(dev_priv))
479 			return swsci(dev_priv, SWSCI_SBCB_ADAPTER_POWER_STATE,
486 static u32 asle_set_backlight(struct drm_i915_private *dev_priv, u32 bclp)
490 	struct opregion_asle *asle = dev_priv->display.opregion->asle;
492 	drm_dbg(&dev_priv->drm, "bclp = 0x%08x\n", bclp);
495 		drm_dbg_kms(&dev_priv->drm,
507 	drm_modeset_lock(&dev_priv->drm.mode_config.connection_mutex, NULL);
513 	drm_dbg_kms(&dev_priv->drm, "updating opregion backlight %d/255\n",
515 	drm_connector_list_iter_begin(&dev_priv->drm, &conn_iter);
521 	drm_modeset_unlock(&dev_priv->drm.mode_config.connection_mutex);
527 static u32 asle_set_als_illum(struct drm_i915_private *dev_priv, u32 alsi)
531 	drm_dbg(&dev_priv->drm, "Illum is not supported\n");
535 static u32 asle_set_pwm_freq(struct drm_i915_private *dev_priv, u32 pfmb)
537 	drm_dbg(&dev_priv->drm, "PWM freq is not supported\n");
541 static u32 asle_set_pfit(struct drm_i915_private *dev_priv, u32 pfit)
545 	drm_dbg(&dev_priv->drm, "Pfit is not supported\n");
549 static u32 asle_set_supported_rotation_angles(struct drm_i915_private *dev_priv, u32 srot)
551 	drm_dbg(&dev_priv->drm, "SROT is not supported\n");
555 static u32 asle_set_button_array(struct drm_i915_private *dev_priv, u32 iuer)
558 		drm_dbg(&dev_priv->drm,
561 		drm_dbg(&dev_priv->drm,
564 		drm_dbg(&dev_priv->drm,
567 		drm_dbg(&dev_priv->drm,
570 		drm_dbg(&dev_priv->drm,
573 		drm_dbg(&dev_priv->drm,
579 static u32 asle_set_convertible(struct drm_i915_private *dev_priv, u32 iuer)
582 		drm_dbg(&dev_priv->drm,
585 		drm_dbg(&dev_priv->drm,
591 static u32 asle_set_docking(struct drm_i915_private *dev_priv, u32 iuer)
594 		drm_dbg(&dev_priv->drm, "Docking is not supported (docked)\n");
596 		drm_dbg(&dev_priv->drm,
602 static u32 asle_isct_state(struct drm_i915_private *dev_priv)
604 	drm_dbg(&dev_priv->drm, "ISCT is not supported\n");
612 	struct drm_i915_private *dev_priv = opregion->i915;
623 		drm_dbg(&dev_priv->drm,
629 		aslc_stat |= asle_set_als_illum(dev_priv, asle->alsi);
632 		aslc_stat |= asle_set_backlight(dev_priv, asle->bclp);
635 		aslc_stat |= asle_set_pfit(dev_priv, asle->pfit);
638 		aslc_stat |= asle_set_pwm_freq(dev_priv, asle->pfmb);
641 		aslc_stat |= asle_set_supported_rotation_angles(dev_priv,
645 		aslc_stat |= asle_set_button_array(dev_priv, asle->iuer);
648 		aslc_stat |= asle_set_convertible(dev_priv, asle->iuer);
651 		aslc_stat |= asle_set_docking(dev_priv, asle->iuer);
654 		aslc_stat |= asle_isct_state(dev_priv);
723 static void intel_didl_outputs(struct drm_i915_private *dev_priv)
725 	struct intel_opregion *opregion = dev_priv->display.opregion;
740 	intel_acpi_device_id_update(dev_priv);
742 	drm_connector_list_iter_begin(&dev_priv->drm, &conn_iter);
750 	drm_dbg_kms(&dev_priv->drm, "%d outputs detected\n", i);
753 		drm_err(&dev_priv->drm,
762 static void intel_setup_cadls(struct drm_i915_private *dev_priv)
764 	struct intel_opregion *opregion = dev_priv->display.opregion;
779 	drm_connector_list_iter_begin(&dev_priv->drm, &conn_iter);
792 static void swsci_setup(struct drm_i915_private *dev_priv)
794 	struct intel_opregion *opregion = dev_priv->display.opregion;
803 	if (swsci(dev_priv, SWSCI_GBDA_SUPPORTED_CALLS, 0, &tmp) == 0) {
814 	if (swsci(dev_priv, SWSCI_GBDA_REQUESTED_CALLBACKS, 0, &tmp) == 0) {
825 	if (swsci(dev_priv, SWSCI_SBCB_SUPPORTED_CALLBACKS, 0, &tmp) == 0) {
835 				drm_dbg(&dev_priv->drm,
845 	drm_dbg(&dev_priv->drm,
870 int intel_opregion_setup(struct drm_i915_private *dev_priv)
873 	struct pci_dev *pdev = to_pci_dev(dev_priv->drm.dev);
888 	drm_dbg(&dev_priv->drm, "graphic opregion physical addr: 0x%x\n",
891 		drm_dbg(&dev_priv->drm, "ACPI OpRegion not supported!\n");
899 	opregion->i915 = dev_priv;
900 	dev_priv->display.opregion = opregion;
913 		drm_dbg(&dev_priv->drm, "opregion signature mismatch\n");
919 	drm_dbg(&dev_priv->drm, "ACPI OpRegion version %u.%u.%u\n",
926 		drm_dbg(&dev_priv->drm, "Public ACPI methods supported\n");
941 			drm_err(&dev_priv->drm, "SWSCI Mailbox #2 present for opregion v3.x, ignoring\n");
944 				drm_dbg(&dev_priv->drm, "SWSCI Mailbox #2 present for opregion v2.x\n");
945 			drm_dbg(&dev_priv->drm, "SWSCI supported\n");
947 			swsci_setup(dev_priv);
952 		drm_dbg(&dev_priv->drm, "ASLE supported\n");
959 		drm_dbg(&dev_priv->drm, "ASLE extension supported\n");
964 		drm_dbg(&dev_priv->drm, "Mailbox #2 for backlight present\n");
982 			drm_WARN_ON(&dev_priv->drm, rvda < OPREGION_SIZE);
992 		if (intel_bios_is_valid_vbt(dev_priv, vbt, vbt_size)) {
993 			drm_dbg_kms(&dev_priv->drm,
999 			drm_dbg_kms(&dev_priv->drm,
1017 	if (intel_bios_is_valid_vbt(dev_priv, vbt, vbt_size)) {
1018 		drm_dbg_kms(&dev_priv->drm,
1023 		drm_dbg_kms(&dev_priv->drm,
1034 	dev_priv->display.opregion = NULL;
1057 intel_opregion_get_panel_type(struct drm_i915_private *dev_priv)
1062 	ret = swsci(dev_priv, SWSCI_GBDA_PANEL_DETAILS, 0x0, &panel_details);
1068 		drm_dbg_kms(&dev_priv->drm,
1075 		drm_dbg_kms(&dev_priv->drm, "No panel type in OpRegion\n");
1085 		drm_dbg_kms(&dev_priv->drm,