i915/display/intel_psr.c

63  * required DP aux message and could even retrain the link (that part isn't
425 		drm_warn(&dev_priv->drm, "[transcoder %s] PSR aux error\n",
449 	if (drm_dp_dpcd_readb(&intel_dp->aux, DP_RECEIVER_ALPM_CAP,
460 	if (drm_dp_dpcd_readb(&intel_dp->aux,
484 	r = drm_dp_dpcd_read(&intel_dp->aux, DP_PSR2_SU_X_GRANULARITY, &w, 2);
495 	r = drm_dp_dpcd_read(&intel_dp->aux, DP_PSR2_SU_Y_GRANULARITY, &y, 1);
515 	drm_dp_dpcd_readb(&intel_dp->aux, DP_PANEL_REPLAY_CAP, &pr_dpcd);
563 		 * without a aux frame sync.
579 	drm_dp_dpcd_read(&intel_dp->aux, DP_PSR_SUPPORT, intel_dp->psr_dpcd,
657 			drm_dp_dpcd_writeb(&intel_dp->aux,
685 	drm_dp_dpcd_writeb(&intel_dp->aux,
690 		drm_dp_dpcd_writeb(&intel_dp->aux, DP_SET_POWER, DP_SET_POWER_D0);
1778 	 * Panel Replay on eDP is always using ALPM aux less. I.e. no need to
2102 	/* Panel Replay on eDP is always using ALPM aux less. */
2113 	drm_dp_dpcd_writeb(&intel_dp->aux,
2118 		drm_dp_dpcd_writeb(&intel_dp->aux, DP_RECEIVER_ALPM_CONFIG, 0);
2776 	 * exit training time + 1.5 ms of aux channel handshake. 50 ms is
2955 	drm_dp_dpcd_writeb(&intel_dp->aux, DP_SET_POWER, DP_SET_POWER_D0);
3238 	struct drm_dp_aux *aux = &intel_dp->aux;
3245 	ret = drm_dp_dpcd_readb(aux, offset, status);
3252 	ret = drm_dp_dpcd_readb(aux, offset, error_status);
3264 	struct drm_dp_aux *aux = &intel_dp->aux;
3272 	r = drm_dp_dpcd_readb(aux, DP_RECEIVER_ALPM_STATUS, &val);
3285 		drm_dp_dpcd_writeb(aux, DP_RECEIVER_ALPM_STATUS, val);
3296 	r = drm_dp_dpcd_readb(&intel_dp->aux, DP_PSR_ESI, &val);
3309 		drm_dp_dpcd_writeb(&intel_dp->aux, DP_PSR_ESI, val);
3368 	drm_dp_dpcd_writeb(&intel_dp->aux, DP_PSR_ERROR_STATUS, error_status);