126 static void dp_audio_stream_sdp(struct dp_audio_private *audio)  in dp_audio_stream_sdp()  argument
128 	struct dp_catalog *catalog = audio->catalog;  in dp_audio_stream_sdp()
140 	drm_dbg_dp(audio->drm_dev,  in dp_audio_stream_sdp()
153 	drm_dbg_dp(audio->drm_dev,  in dp_audio_stream_sdp()
164 	new_value = audio->channels - 1;  in dp_audio_stream_sdp()
168 	drm_dbg_dp(audio->drm_dev,  in dp_audio_stream_sdp()
176 static void dp_audio_timestamp_sdp(struct dp_audio_private *audio)  in dp_audio_timestamp_sdp()  argument
178 	struct dp_catalog *catalog = audio->catalog;  in dp_audio_timestamp_sdp()
190 	drm_dbg_dp(audio->drm_dev,  in dp_audio_timestamp_sdp()
204 	drm_dbg_dp(audio->drm_dev,  in dp_audio_timestamp_sdp()
218 	drm_dbg_dp(audio->drm_dev,  in dp_audio_timestamp_sdp()
225 static void dp_audio_infoframe_sdp(struct dp_audio_private *audio)  in dp_audio_infoframe_sdp()  argument
227 	struct dp_catalog *catalog = audio->catalog;  in dp_audio_infoframe_sdp()
239 	drm_dbg_dp(audio->drm_dev,  in dp_audio_infoframe_sdp()
253 	drm_dbg_dp(audio->drm_dev,  in dp_audio_infoframe_sdp()
267 	drm_dbg_dp(audio->drm_dev,  in dp_audio_infoframe_sdp()
274 static void dp_audio_copy_management_sdp(struct dp_audio_private *audio)  in dp_audio_copy_management_sdp()  argument
276 	struct dp_catalog *catalog = audio->catalog;  in dp_audio_copy_management_sdp()
288 	drm_dbg_dp(audio->drm_dev,  in dp_audio_copy_management_sdp()
302 	drm_dbg_dp(audio->drm_dev,  in dp_audio_copy_management_sdp()
316 	drm_dbg_dp(audio->drm_dev,  in dp_audio_copy_management_sdp()
323 static void dp_audio_isrc_sdp(struct dp_audio_private *audio)  in dp_audio_isrc_sdp()  argument
325 	struct dp_catalog *catalog = audio->catalog;  in dp_audio_isrc_sdp()
337 	drm_dbg_dp(audio->drm_dev,  in dp_audio_isrc_sdp()
351 	drm_dbg_dp(audio->drm_dev,  in dp_audio_isrc_sdp()
358 static void dp_audio_setup_sdp(struct dp_audio_private *audio)  in dp_audio_setup_sdp()  argument
360 	dp_catalog_audio_config_sdp(audio->catalog);  in dp_audio_setup_sdp()
362 	dp_audio_stream_sdp(audio);  in dp_audio_setup_sdp()
363 	dp_audio_timestamp_sdp(audio);  in dp_audio_setup_sdp()
364 	dp_audio_infoframe_sdp(audio);  in dp_audio_setup_sdp()
365 	dp_audio_copy_management_sdp(audio);  in dp_audio_setup_sdp()
366 	dp_audio_isrc_sdp(audio);  in dp_audio_setup_sdp()
369 static void dp_audio_setup_acr(struct dp_audio_private *audio)  in dp_audio_setup_acr()  argument
372 	struct dp_catalog *catalog = audio->catalog;  in dp_audio_setup_acr()
374 	switch (audio->dp_audio.bw_code) {  in dp_audio_setup_acr()
388 		drm_dbg_dp(audio->drm_dev, "Unknown link rate\n");  in dp_audio_setup_acr()
397 static void dp_audio_safe_to_exit_level(struct dp_audio_private *audio)  in dp_audio_safe_to_exit_level()  argument
399 	struct dp_catalog *catalog = audio->catalog;  in dp_audio_safe_to_exit_level()
402 	switch (audio->dp_audio.lane_count) {  in dp_audio_safe_to_exit_level()
414 		drm_dbg_dp(audio->drm_dev,  in dp_audio_safe_to_exit_level()
424 static void dp_audio_enable(struct dp_audio_private *audio, bool enable)  in dp_audio_enable()  argument
426 	struct dp_catalog *catalog = audio->catalog;  in dp_audio_enable()
431 	audio->engine_on = enable;  in dp_audio_enable()
514 	struct dp_audio_private *audio;  in dp_audio_hw_params()  local
524 	 * unclocked access as the audio subsystem relies on the DP  in dp_audio_hw_params()
534 	audio = dp_audio_get_data(pdev);  in dp_audio_hw_params()
535 	if (IS_ERR(audio)) {  in dp_audio_hw_params()
536 		rc = PTR_ERR(audio);  in dp_audio_hw_params()
540 	audio->channels = params->channels;  in dp_audio_hw_params()
542 	dp_audio_setup_sdp(audio);  in dp_audio_hw_params()
543 	dp_audio_setup_acr(audio);  in dp_audio_hw_params()
544 	dp_audio_safe_to_exit_level(audio);  in dp_audio_hw_params()
545 	dp_audio_enable(audio, true);  in dp_audio_hw_params()
555 	struct dp_audio_private *audio;  in dp_audio_shutdown()  local
561 	audio = dp_audio_get_data(pdev);  in dp_audio_shutdown()
562 	if (IS_ERR(audio)) {  in dp_audio_shutdown()
563 		DRM_ERROR("failed to get audio data\n");  in dp_audio_shutdown()
568 	 * if audio was not enabled there is no need  in dp_audio_shutdown()
571 	 * access when audio subsystem calls this without DP being  in dp_audio_shutdown()
578 	dp_audio_enable(audio, false);  in dp_audio_shutdown()
629 	struct dp_audio_private *audio;  in dp_audio_get()  local
638 	audio = devm_kzalloc(&pdev->dev, sizeof(*audio), GFP_KERNEL);  in dp_audio_get()
639 	if (!audio) {  in dp_audio_get()
644 	audio->pdev = pdev;  in dp_audio_get()
645 	audio->panel = panel;  in dp_audio_get()
646 	audio->catalog = catalog;  in dp_audio_get()
648 	dp_audio = &audio->dp_audio;  in dp_audio_get()
659 	struct dp_audio_private *audio;  in dp_audio_put()  local
664 	audio = container_of(dp_audio, struct dp_audio_private, dp_audio);  in dp_audio_put()
666 	devm_kfree(&audio->pdev->dev, audio);  in dp_audio_put()