167 had_substream_get(struct snd_intelhad *intelhaddata)  in had_substream_get()  argument
172 	spin_lock_irqsave(&intelhaddata->had_spinlock, flags);  in had_substream_get()
173 	substream = intelhaddata->stream_info.substream;  in had_substream_get()
175 		intelhaddata->stream_info.substream_refcount++;  in had_substream_get()
176 	spin_unlock_irqrestore(&intelhaddata->had_spinlock, flags);  in had_substream_get()
183 static void had_substream_put(struct snd_intelhad *intelhaddata)  in had_substream_put()  argument
187 	spin_lock_irqsave(&intelhaddata->had_spinlock, flags);  in had_substream_put()
188 	intelhaddata->stream_info.substream_refcount--;  in had_substream_put()
189 	spin_unlock_irqrestore(&intelhaddata->had_spinlock, flags);  in had_substream_put()
247 static void had_enable_audio(struct snd_intelhad *intelhaddata,  in had_enable_audio()  argument
251 	intelhaddata->aud_config.regx.aud_en = enable;  in had_enable_audio()
252 	had_write_register(intelhaddata, AUD_CONFIG,  in had_enable_audio()
253 			   intelhaddata->aud_config.regval);  in had_enable_audio()
270 static void had_reset_audio(struct snd_intelhad *intelhaddata)  in had_reset_audio()  argument
272 	had_write_register(intelhaddata, AUD_HDMI_STATUS,  in had_reset_audio()
274 	had_write_register(intelhaddata, AUD_HDMI_STATUS, 0);  in had_reset_audio()
282 			struct snd_intelhad *intelhaddata)  in had_prog_status_reg()  argument
287 	ch_stat0.regx.lpcm_id = (intelhaddata->aes_bits &  in had_prog_status_reg()
289 	ch_stat0.regx.clk_acc = (intelhaddata->aes_bits &  in had_prog_status_reg()
321 	had_write_register(intelhaddata,  in had_prog_status_reg()
338 	had_write_register(intelhaddata,  in had_prog_status_reg()
349 			       struct snd_intelhad *intelhaddata)  in had_init_audio_ctrl()  argument
355 	had_prog_status_reg(substream, intelhaddata);  in had_init_audio_ctrl()
360 	had_write_register(intelhaddata, AUD_BUF_CONFIG, buf_cfg.regval);  in had_init_audio_ctrl()
378 	if (intelhaddata->dp_output) {  in had_init_audio_ctrl()
383 	had_write_register(intelhaddata, AUD_CONFIG, cfg_val.regval);  in had_init_audio_ctrl()
384 	intelhaddata->aud_config = cfg_val;  in had_init_audio_ctrl()
416 static int had_channel_allocation(struct snd_intelhad *intelhaddata,  in had_channel_allocation()  argument
437 		if (intelhaddata->eld[DRM_ELD_SPEAKER] & (1 << i))  in had_channel_allocation()
451 	dev_dbg(intelhaddata->dev, "select CA 0x%x for %d\n", ca, channels);  in had_channel_allocation()
468 static void had_build_channel_allocation_map(struct snd_intelhad *intelhaddata)  in had_build_channel_allocation_map()  argument
476 	kfree(intelhaddata->chmap->chmap);  in had_build_channel_allocation_map()
477 	intelhaddata->chmap->chmap = NULL;  in had_build_channel_allocation_map()
483 	dev_dbg(intelhaddata->dev, "eld speaker = %x\n",  in had_build_channel_allocation_map()
484 		intelhaddata->eld[DRM_ELD_SPEAKER]);  in had_build_channel_allocation_map()
495 	eld_high = intelhaddata->eld[DRM_ELD_SPEAKER] & eld_high_mask;  in had_build_channel_allocation_map()
502 				intelhaddata->eld[DRM_ELD_SPEAKER] &=  in had_build_channel_allocation_map()
510 		if (intelhaddata->eld[DRM_ELD_SPEAKER] & (1 << i))  in had_build_channel_allocation_map()
522 			intelhaddata->chmap->chmap = chmap;  in had_build_channel_allocation_map()
547 	struct snd_intelhad *intelhaddata = info->private_data;  in had_chmap_ctl_get()  local
553 	mutex_lock(&intelhaddata->mutex);  in had_chmap_ctl_get()
554 	if (!intelhaddata->chmap->chmap) {  in had_chmap_ctl_get()
555 		mutex_unlock(&intelhaddata->mutex);  in had_chmap_ctl_get()
559 	chmap = intelhaddata->chmap->chmap;  in had_chmap_ctl_get()
562 	mutex_unlock(&intelhaddata->mutex);  in had_chmap_ctl_get()
567 static int had_register_chmap_ctls(struct snd_intelhad *intelhaddata,  in had_register_chmap_ctls()  argument
573 			NULL, 0, (unsigned long)intelhaddata,  in had_register_chmap_ctls()
574 			&intelhaddata->chmap);  in had_register_chmap_ctls()
578 	intelhaddata->chmap->private_data = intelhaddata;  in had_register_chmap_ctls()
579 	intelhaddata->chmap->kctl->info = had_chmap_ctl_info;  in had_register_chmap_ctls()
580 	intelhaddata->chmap->kctl->get = had_chmap_ctl_get;  in had_register_chmap_ctls()
581 	intelhaddata->chmap->chmap = NULL;  in had_register_chmap_ctls()
590 			 struct snd_intelhad *intelhaddata)  in had_prog_dip()  argument
603 	had_write_register(intelhaddata, AUD_CNTL_ST, ctrl_state.regval);  in had_prog_dip()
605 	ca = had_channel_allocation(intelhaddata, channels);  in had_prog_dip()
606 	if (intelhaddata->dp_output) {  in had_prog_dip()
625 	had_write_register(intelhaddata, AUD_HDMIW_INFOFR, info_frame);  in had_prog_dip()
626 	had_write_register(intelhaddata, AUD_HDMIW_INFOFR, frame2.regval);  in had_prog_dip()
627 	had_write_register(intelhaddata, AUD_HDMIW_INFOFR, frame3.regval);  in had_prog_dip()
631 		had_write_register(intelhaddata, AUD_HDMIW_INFOFR, 0x0);  in had_prog_dip()
635 	had_write_register(intelhaddata, AUD_CNTL_ST, ctrl_state.regval);  in had_prog_dip()
729 			 u32 n_param, struct snd_intelhad *intelhaddata)  in had_prog_cts()  argument
734 	if (intelhaddata->dp_output) {  in had_prog_cts()
743 	dev_dbg(intelhaddata->dev, "TMDS value=%d, N value=%d, CTS Value=%d\n",  in had_prog_cts()
745 	had_write_register(intelhaddata, AUD_HDMI_CTS, (BIT(24) | cts_val));  in had_prog_cts()
800 		      struct snd_intelhad *intelhaddata)  in had_prog_n()  argument
804 	if (intelhaddata->dp_output) {  in had_prog_n()
820 	had_write_register(intelhaddata, AUD_N_ENABLE, (BIT(24) | n_val));  in had_prog_n()
870 			struct snd_intelhad *intelhaddata)  in had_prog_bd()  argument
872 	int idx = intelhaddata->bd_head;  in had_prog_bd()
873 	int ofs = intelhaddata->pcmbuf_filled * intelhaddata->period_bytes;  in had_prog_bd()
879 	had_write_register(intelhaddata, AUD_BUF_ADDR(idx), addr);  in had_prog_bd()
880 	had_write_register(intelhaddata, AUD_BUF_LEN(idx),  in had_prog_bd()
881 			   intelhaddata->period_bytes);  in had_prog_bd()
884 	intelhaddata->bd_head++;  in had_prog_bd()
885 	intelhaddata->bd_head %= intelhaddata->num_bds;  in had_prog_bd()
886 	intelhaddata->pcmbuf_filled++;  in had_prog_bd()
887 	intelhaddata->pcmbuf_filled %= substream->runtime->periods;  in had_prog_bd()
891 static void had_invalidate_bd(struct snd_intelhad *intelhaddata,  in had_invalidate_bd()  argument
894 	had_write_register(intelhaddata, AUD_BUF_ADDR(idx), 0);  in had_invalidate_bd()
895 	had_write_register(intelhaddata, AUD_BUF_LEN(idx), 0);  in had_invalidate_bd()
900 			     struct snd_intelhad *intelhaddata)  in had_init_ringbuf()  argument
906 	intelhaddata->num_bds = min(num_periods, HAD_NUM_OF_RING_BUFS);  in had_init_ringbuf()
908 	intelhaddata->num_bds = max(intelhaddata->num_bds, 2U);  in had_init_ringbuf()
909 	intelhaddata->period_bytes =  in had_init_ringbuf()
911 	WARN_ON(intelhaddata->period_bytes & 0x3f);  in had_init_ringbuf()
913 	intelhaddata->bd_head = 0;  in had_init_ringbuf()
914 	intelhaddata->pcmbuf_head = 0;  in had_init_ringbuf()
915 	intelhaddata->pcmbuf_filled = 0;  in had_init_ringbuf()
918 		if (i < intelhaddata->num_bds)  in had_init_ringbuf()
919 			had_prog_bd(substream, intelhaddata);  in had_init_ringbuf()
921 			had_invalidate_bd(intelhaddata, i);  in had_init_ringbuf()
924 	intelhaddata->bd_head = 0; /* reset at head again before starting */  in had_init_ringbuf()
929 				struct snd_intelhad *intelhaddata)  in had_advance_ringbuf()  argument
934 	had_prog_bd(substream, intelhaddata);  in had_advance_ringbuf()
937 	intelhaddata->pcmbuf_head++;  in had_advance_ringbuf()
938 	intelhaddata->pcmbuf_head %= num_periods;  in had_advance_ringbuf()
945 			       struct snd_intelhad *intelhaddata)  in had_process_ringbuf()  argument
951 	spin_lock_irqsave(&intelhaddata->had_spinlock, flags);  in had_process_ringbuf()
954 		had_read_register(intelhaddata,  in had_process_ringbuf()
955 				  AUD_BUF_LEN(intelhaddata->bd_head),  in had_process_ringbuf()
957 		if (len < 0 || len > intelhaddata->period_bytes) {  in had_process_ringbuf()
958 			dev_dbg(intelhaddata->dev, "Invalid buf length %d\n",  in had_process_ringbuf()
968 		if (++processed >= intelhaddata->num_bds) {  in had_process_ringbuf()
972 		had_advance_ringbuf(substream, intelhaddata);  in had_process_ringbuf()
975 	len = intelhaddata->period_bytes - len;  in had_process_ringbuf()
976 	len += intelhaddata->period_bytes * intelhaddata->pcmbuf_head;  in had_process_ringbuf()
978 	spin_unlock_irqrestore(&intelhaddata->had_spinlock, flags);  in had_process_ringbuf()
983 static void had_process_buffer_done(struct snd_intelhad *intelhaddata)  in had_process_buffer_done()  argument
987 	substream = had_substream_get(intelhaddata);  in had_process_buffer_done()
991 	if (!intelhaddata->connected) {  in had_process_buffer_done()
997 	if (had_process_ringbuf(substream, intelhaddata) < 0)  in had_process_buffer_done()
1003 	had_substream_put(intelhaddata);  in had_process_buffer_done()
1010 static void wait_clear_underrun_bit(struct snd_intelhad *intelhaddata)  in wait_clear_underrun_bit()  argument
1017 		had_read_register(intelhaddata, AUD_HDMI_STATUS, &val);  in wait_clear_underrun_bit()
1022 		had_write_register(intelhaddata, AUD_HDMI_STATUS, val);  in wait_clear_underrun_bit()
1024 	dev_err(intelhaddata->dev, "Unable to clear UNDERRUN bits\n");  in wait_clear_underrun_bit()
1031 static void had_do_reset(struct snd_intelhad *intelhaddata)  in had_do_reset()  argument
1033 	if (!intelhaddata->need_reset || !intelhaddata->connected)  in had_do_reset()
1037 	had_reset_audio(intelhaddata);  in had_do_reset()
1038 	wait_clear_underrun_bit(intelhaddata);  in had_do_reset()
1039 	intelhaddata->need_reset = false;  in had_do_reset()
1043 static void had_process_buffer_underrun(struct snd_intelhad *intelhaddata)  in had_process_buffer_underrun()  argument
1048 	substream = had_substream_get(intelhaddata);  in had_process_buffer_underrun()
1051 		had_substream_put(intelhaddata);  in had_process_buffer_underrun()
1053 	intelhaddata->need_reset = true;  in had_process_buffer_underrun()
1061 	struct snd_intelhad *intelhaddata;  in had_pcm_open()  local
1065 	intelhaddata = snd_pcm_substream_chip(substream);  in had_pcm_open()
1068 	pm_runtime_get_sync(intelhaddata->dev);  in had_pcm_open()
1091 	spin_lock_irq(&intelhaddata->had_spinlock);  in had_pcm_open()
1092 	intelhaddata->stream_info.substream = substream;  in had_pcm_open()
1093 	intelhaddata->stream_info.substream_refcount++;  in had_pcm_open()
1094 	spin_unlock_irq(&intelhaddata->had_spinlock);  in had_pcm_open()
1098 	pm_runtime_mark_last_busy(intelhaddata->dev);  in had_pcm_open()
1099 	pm_runtime_put_autosuspend(intelhaddata->dev);  in had_pcm_open()
1108 	struct snd_intelhad *intelhaddata;  in had_pcm_close()  local
1110 	intelhaddata = snd_pcm_substream_chip(substream);  in had_pcm_close()
1113 	spin_lock_irq(&intelhaddata->had_spinlock);  in had_pcm_close()
1114 	intelhaddata->stream_info.substream = NULL;  in had_pcm_close()
1115 	intelhaddata->stream_info.substream_refcount--;  in had_pcm_close()
1116 	while (intelhaddata->stream_info.substream_refcount > 0) {  in had_pcm_close()
1117 		spin_unlock_irq(&intelhaddata->had_spinlock);  in had_pcm_close()
1119 		spin_lock_irq(&intelhaddata->had_spinlock);  in had_pcm_close()
1121 	spin_unlock_irq(&intelhaddata->had_spinlock);  in had_pcm_close()
1123 	pm_runtime_mark_last_busy(intelhaddata->dev);  in had_pcm_close()
1124 	pm_runtime_put_autosuspend(intelhaddata->dev);  in had_pcm_close()
1134 	struct snd_intelhad *intelhaddata;  in had_pcm_hw_params()  local
1137 	intelhaddata = snd_pcm_substream_chip(substream);  in had_pcm_hw_params()
1139 	dev_dbg(intelhaddata->dev, "%s:allocated memory = %d\n",  in had_pcm_hw_params()
1149 	struct snd_intelhad *intelhaddata;  in had_pcm_hw_free()  local
1151 	intelhaddata = snd_pcm_substream_chip(substream);  in had_pcm_hw_free()
1152 	had_do_reset(intelhaddata);  in had_pcm_hw_free()
1163 	struct snd_intelhad *intelhaddata;  in had_pcm_trigger()  local
1165 	intelhaddata = snd_pcm_substream_chip(substream);  in had_pcm_trigger()
1167 	spin_lock(&intelhaddata->had_spinlock);  in had_pcm_trigger()
1173 		had_ack_irqs(intelhaddata); /* FIXME: do we need this? */  in had_pcm_trigger()
1174 		had_enable_audio(intelhaddata, true);  in had_pcm_trigger()
1180 		had_enable_audio(intelhaddata, false);  in had_pcm_trigger()
1181 		intelhaddata->need_reset = true;  in had_pcm_trigger()
1187 	spin_unlock(&intelhaddata->had_spinlock);  in had_pcm_trigger()
1199 	struct snd_intelhad *intelhaddata;  in had_pcm_prepare()  local
1202 	intelhaddata = snd_pcm_substream_chip(substream);  in had_pcm_prepare()
1205 	dev_dbg(intelhaddata->dev, "period_size=%d\n",  in had_pcm_prepare()
1207 	dev_dbg(intelhaddata->dev, "periods=%d\n", runtime->periods);  in had_pcm_prepare()
1208 	dev_dbg(intelhaddata->dev, "buffer_size=%d\n",  in had_pcm_prepare()
1210 	dev_dbg(intelhaddata->dev, "rate=%d\n", runtime->rate);  in had_pcm_prepare()
1211 	dev_dbg(intelhaddata->dev, "channels=%d\n", runtime->channels);  in had_pcm_prepare()
1213 	had_do_reset(intelhaddata);  in had_pcm_prepare()
1216 	disp_samp_freq = intelhaddata->tmds_clock_speed;  in had_pcm_prepare()
1218 	retval = had_prog_n(substream->runtime->rate, &n_param, intelhaddata);  in had_pcm_prepare()
1220 		dev_err(intelhaddata->dev,  in had_pcm_prepare()
1225 	if (intelhaddata->dp_output)  in had_pcm_prepare()
1226 		link_rate = intelhaddata->link_rate;  in had_pcm_prepare()
1229 		     n_param, intelhaddata);  in had_pcm_prepare()
1231 	had_prog_dip(substream, intelhaddata);  in had_pcm_prepare()
1233 	retval = had_init_audio_ctrl(substream, intelhaddata);  in had_pcm_prepare()
1236 	had_init_ringbuf(substream, intelhaddata);  in had_pcm_prepare()
1243 	had_write_register(intelhaddata, AUD_BUF_CH_SWAP, SWAP_LFE_CENTER);  in had_pcm_prepare()
1254 	struct snd_intelhad *intelhaddata;  in had_pcm_pointer()  local
1257 	intelhaddata = snd_pcm_substream_chip(substream);  in had_pcm_pointer()
1259 	if (!intelhaddata->connected)  in had_pcm_pointer()
1262 	len = had_process_ringbuf(substream, intelhaddata);  in had_pcm_pointer()
1298 static int had_process_mode_change(struct snd_intelhad *intelhaddata)  in had_process_mode_change()  argument
1305 	substream = had_substream_get(intelhaddata);  in had_process_mode_change()
1310 	had_enable_audio(intelhaddata, false);  in had_process_mode_change()
1313 	disp_samp_freq = intelhaddata->tmds_clock_speed;  in had_process_mode_change()
1315 	retval = had_prog_n(substream->runtime->rate, &n_param, intelhaddata);  in had_process_mode_change()
1317 		dev_err(intelhaddata->dev,  in had_process_mode_change()
1322 	if (intelhaddata->dp_output)  in had_process_mode_change()
1323 		link_rate = intelhaddata->link_rate;  in had_process_mode_change()
1326 		     n_param, intelhaddata);  in had_process_mode_change()
1329 	had_enable_audio(intelhaddata, true);  in had_process_mode_change()
1332 	had_substream_put(intelhaddata);  in had_process_mode_change()
1337 static void had_process_hot_plug(struct snd_intelhad *intelhaddata)  in had_process_hot_plug()  argument
1341 	spin_lock_irq(&intelhaddata->had_spinlock);  in had_process_hot_plug()
1342 	if (intelhaddata->connected) {  in had_process_hot_plug()
1343 		dev_dbg(intelhaddata->dev, "Device already connected\n");  in had_process_hot_plug()
1344 		spin_unlock_irq(&intelhaddata->had_spinlock);  in had_process_hot_plug()
1349 	had_enable_audio(intelhaddata, false);  in had_process_hot_plug()
1351 	intelhaddata->connected = true;  in had_process_hot_plug()
1352 	dev_dbg(intelhaddata->dev,  in had_process_hot_plug()
1355 	spin_unlock_irq(&intelhaddata->had_spinlock);  in had_process_hot_plug()
1357 	had_build_channel_allocation_map(intelhaddata);  in had_process_hot_plug()
1360 	substream = had_substream_get(intelhaddata);  in had_process_hot_plug()
1363 		had_substream_put(intelhaddata);  in had_process_hot_plug()
1366 	snd_jack_report(intelhaddata->jack, SND_JACK_AVOUT);  in had_process_hot_plug()
1370 static void had_process_hot_unplug(struct snd_intelhad *intelhaddata)  in had_process_hot_unplug()  argument
1374 	spin_lock_irq(&intelhaddata->had_spinlock);  in had_process_hot_unplug()
1375 	if (!intelhaddata->connected) {  in had_process_hot_unplug()
1376 		dev_dbg(intelhaddata->dev, "Device already disconnected\n");  in had_process_hot_unplug()
1377 		spin_unlock_irq(&intelhaddata->had_spinlock);  in had_process_hot_unplug()
1383 	had_enable_audio(intelhaddata, false);  in had_process_hot_unplug()
1385 	intelhaddata->connected = false;  in had_process_hot_unplug()
1386 	dev_dbg(intelhaddata->dev,  in had_process_hot_unplug()
1389 	spin_unlock_irq(&intelhaddata->had_spinlock);  in had_process_hot_unplug()
1391 	kfree(intelhaddata->chmap->chmap);  in had_process_hot_unplug()
1392 	intelhaddata->chmap->chmap = NULL;  in had_process_hot_unplug()
1395 	substream = had_substream_get(intelhaddata);  in had_process_hot_unplug()
1398 		had_substream_put(intelhaddata);  in had_process_hot_unplug()
1401 	snd_jack_report(intelhaddata->jack, 0);  in had_process_hot_unplug()
1419 	struct snd_intelhad *intelhaddata = snd_kcontrol_chip(kcontrol);  in had_iec958_get()  local
1421 	mutex_lock(&intelhaddata->mutex);  in had_iec958_get()
1422 	ucontrol->value.iec958.status[0] = (intelhaddata->aes_bits >> 0) & 0xff;  in had_iec958_get()
1423 	ucontrol->value.iec958.status[1] = (intelhaddata->aes_bits >> 8) & 0xff;  in had_iec958_get()
1425 					(intelhaddata->aes_bits >> 16) & 0xff;  in had_iec958_get()
1427 					(intelhaddata->aes_bits >> 24) & 0xff;  in had_iec958_get()
1428 	mutex_unlock(&intelhaddata->mutex);  in had_iec958_get()
1446 	struct snd_intelhad *intelhaddata = snd_kcontrol_chip(kcontrol);  in had_iec958_put()  local
1453 	mutex_lock(&intelhaddata->mutex);  in had_iec958_put()
1454 	if (intelhaddata->aes_bits != val) {  in had_iec958_put()
1455 		intelhaddata->aes_bits = val;  in had_iec958_put()
1458 	mutex_unlock(&intelhaddata->mutex);  in had_iec958_put()
1473 	struct snd_intelhad *intelhaddata = snd_kcontrol_chip(kcontrol);  in had_ctl_eld_get()  local
1475 	mutex_lock(&intelhaddata->mutex);  in had_ctl_eld_get()
1476 	memcpy(ucontrol->value.bytes.data, intelhaddata->eld,  in had_ctl_eld_get()
1478 	mutex_unlock(&intelhaddata->mutex);  in had_ctl_eld_get()