169 had_substream_get(struct snd_intelhad *intelhaddata)  in had_substream_get()  argument
174 	spin_lock_irqsave(&intelhaddata->had_spinlock, flags);  in had_substream_get()
175 	substream = intelhaddata->stream_info.substream;  in had_substream_get()
177 		intelhaddata->stream_info.substream_refcount++;  in had_substream_get()
178 	spin_unlock_irqrestore(&intelhaddata->had_spinlock, flags);  in had_substream_get()
185 static void had_substream_put(struct snd_intelhad *intelhaddata)  in had_substream_put()  argument
189 	spin_lock_irqsave(&intelhaddata->had_spinlock, flags);  in had_substream_put()
190 	intelhaddata->stream_info.substream_refcount--;  in had_substream_put()
191 	spin_unlock_irqrestore(&intelhaddata->had_spinlock, flags);  in had_substream_put()
249 static void had_enable_audio(struct snd_intelhad *intelhaddata,  in had_enable_audio()  argument
253 	intelhaddata->aud_config.regx.aud_en = enable;  in had_enable_audio()
254 	had_write_register(intelhaddata, AUD_CONFIG,  in had_enable_audio()
255 			   intelhaddata->aud_config.regval);  in had_enable_audio()
272 static void had_reset_audio(struct snd_intelhad *intelhaddata)  in had_reset_audio()  argument
274 	had_write_register(intelhaddata, AUD_HDMI_STATUS,  in had_reset_audio()
276 	had_write_register(intelhaddata, AUD_HDMI_STATUS, 0);  in had_reset_audio()
284 			struct snd_intelhad *intelhaddata)  in had_prog_status_reg()  argument
289 	ch_stat0.regx.lpcm_id = (intelhaddata->aes_bits &  in had_prog_status_reg()
291 	ch_stat0.regx.clk_acc = (intelhaddata->aes_bits &  in had_prog_status_reg()
323 	had_write_register(intelhaddata,  in had_prog_status_reg()
340 	had_write_register(intelhaddata,  in had_prog_status_reg()
351 			       struct snd_intelhad *intelhaddata)  in had_init_audio_ctrl()  argument
357 	had_prog_status_reg(substream, intelhaddata);  in had_init_audio_ctrl()
362 	had_write_register(intelhaddata, AUD_BUF_CONFIG, buf_cfg.regval);  in had_init_audio_ctrl()
380 	if (intelhaddata->dp_output) {  in had_init_audio_ctrl()
385 	had_write_register(intelhaddata, AUD_CONFIG, cfg_val.regval);  in had_init_audio_ctrl()
386 	intelhaddata->aud_config = cfg_val;  in had_init_audio_ctrl()
418 static int had_channel_allocation(struct snd_intelhad *intelhaddata,  in had_channel_allocation()  argument
439 		if (intelhaddata->eld[DRM_ELD_SPEAKER] & (1 << i))  in had_channel_allocation()
453 	dev_dbg(intelhaddata->dev, "select CA 0x%x for %d\n", ca, channels);  in had_channel_allocation()
470 static void had_build_channel_allocation_map(struct snd_intelhad *intelhaddata)  in had_build_channel_allocation_map()  argument
478 	kfree(intelhaddata->chmap->chmap);  in had_build_channel_allocation_map()
479 	intelhaddata->chmap->chmap = NULL;  in had_build_channel_allocation_map()
485 	dev_dbg(intelhaddata->dev, "eld speaker = %x\n",  in had_build_channel_allocation_map()
486 		intelhaddata->eld[DRM_ELD_SPEAKER]);  in had_build_channel_allocation_map()
497 	eld_high = intelhaddata->eld[DRM_ELD_SPEAKER] & eld_high_mask;  in had_build_channel_allocation_map()
504 				intelhaddata->eld[DRM_ELD_SPEAKER] &=  in had_build_channel_allocation_map()
512 		if (intelhaddata->eld[DRM_ELD_SPEAKER] & (1 << i))  in had_build_channel_allocation_map()
524 			intelhaddata->chmap->chmap = chmap;  in had_build_channel_allocation_map()
549 	struct snd_intelhad *intelhaddata = info->private_data;  in had_chmap_ctl_get()  local
555 	mutex_lock(&intelhaddata->mutex);  in had_chmap_ctl_get()
556 	if (!intelhaddata->chmap->chmap) {  in had_chmap_ctl_get()
557 		mutex_unlock(&intelhaddata->mutex);  in had_chmap_ctl_get()
561 	chmap = intelhaddata->chmap->chmap;  in had_chmap_ctl_get()
564 	mutex_unlock(&intelhaddata->mutex);  in had_chmap_ctl_get()
569 static int had_register_chmap_ctls(struct snd_intelhad *intelhaddata,  in had_register_chmap_ctls()  argument
575 			NULL, 0, (unsigned long)intelhaddata,  in had_register_chmap_ctls()
576 			&intelhaddata->chmap);  in had_register_chmap_ctls()
580 	intelhaddata->chmap->private_data = intelhaddata;  in had_register_chmap_ctls()
581 	intelhaddata->chmap->kctl->info = had_chmap_ctl_info;  in had_register_chmap_ctls()
582 	intelhaddata->chmap->kctl->get = had_chmap_ctl_get;  in had_register_chmap_ctls()
583 	intelhaddata->chmap->chmap = NULL;  in had_register_chmap_ctls()
592 			 struct snd_intelhad *intelhaddata)  in had_prog_dip()  argument
605 	had_write_register(intelhaddata, AUD_CNTL_ST, ctrl_state.regval);  in had_prog_dip()
607 	ca = had_channel_allocation(intelhaddata, channels);  in had_prog_dip()
608 	if (intelhaddata->dp_output) {  in had_prog_dip()
627 	had_write_register(intelhaddata, AUD_HDMIW_INFOFR, info_frame);  in had_prog_dip()
628 	had_write_register(intelhaddata, AUD_HDMIW_INFOFR, frame2.regval);  in had_prog_dip()
629 	had_write_register(intelhaddata, AUD_HDMIW_INFOFR, frame3.regval);  in had_prog_dip()
633 		had_write_register(intelhaddata, AUD_HDMIW_INFOFR, 0x0);  in had_prog_dip()
637 	had_write_register(intelhaddata, AUD_CNTL_ST, ctrl_state.regval);  in had_prog_dip()
731 			 u32 n_param, struct snd_intelhad *intelhaddata)  in had_prog_cts()  argument
736 	if (intelhaddata->dp_output) {  in had_prog_cts()
745 	dev_dbg(intelhaddata->dev, "TMDS value=%d, N value=%d, CTS Value=%d\n",  in had_prog_cts()
747 	had_write_register(intelhaddata, AUD_HDMI_CTS, (BIT(24) | cts_val));  in had_prog_cts()
802 		      struct snd_intelhad *intelhaddata)  in had_prog_n()  argument
806 	if (intelhaddata->dp_output) {  in had_prog_n()
822 	had_write_register(intelhaddata, AUD_N_ENABLE, (BIT(24) | n_val));  in had_prog_n()
872 			struct snd_intelhad *intelhaddata)  in had_prog_bd()  argument
874 	int idx = intelhaddata->bd_head;  in had_prog_bd()
875 	int ofs = intelhaddata->pcmbuf_filled * intelhaddata->period_bytes;  in had_prog_bd()
881 	had_write_register(intelhaddata, AUD_BUF_ADDR(idx), addr);  in had_prog_bd()
882 	had_write_register(intelhaddata, AUD_BUF_LEN(idx),  in had_prog_bd()
883 			   intelhaddata->period_bytes);  in had_prog_bd()
886 	intelhaddata->bd_head++;  in had_prog_bd()
887 	intelhaddata->bd_head %= intelhaddata->num_bds;  in had_prog_bd()
888 	intelhaddata->pcmbuf_filled++;  in had_prog_bd()
889 	intelhaddata->pcmbuf_filled %= substream->runtime->periods;  in had_prog_bd()
893 static void had_invalidate_bd(struct snd_intelhad *intelhaddata,  in had_invalidate_bd()  argument
896 	had_write_register(intelhaddata, AUD_BUF_ADDR(idx), 0);  in had_invalidate_bd()
897 	had_write_register(intelhaddata, AUD_BUF_LEN(idx), 0);  in had_invalidate_bd()
902 			     struct snd_intelhad *intelhaddata)  in had_init_ringbuf()  argument
908 	intelhaddata->num_bds = min(num_periods, HAD_NUM_OF_RING_BUFS);  in had_init_ringbuf()
910 	intelhaddata->num_bds = max(intelhaddata->num_bds, 2U);  in had_init_ringbuf()
911 	intelhaddata->period_bytes =  in had_init_ringbuf()
913 	WARN_ON(intelhaddata->period_bytes & 0x3f);  in had_init_ringbuf()
915 	intelhaddata->bd_head = 0;  in had_init_ringbuf()
916 	intelhaddata->pcmbuf_head = 0;  in had_init_ringbuf()
917 	intelhaddata->pcmbuf_filled = 0;  in had_init_ringbuf()
920 		if (i < intelhaddata->num_bds)  in had_init_ringbuf()
921 			had_prog_bd(substream, intelhaddata);  in had_init_ringbuf()
923 			had_invalidate_bd(intelhaddata, i);  in had_init_ringbuf()
926 	intelhaddata->bd_head = 0; /* reset at head again before starting */  in had_init_ringbuf()
931 				struct snd_intelhad *intelhaddata)  in had_advance_ringbuf()  argument
936 	had_prog_bd(substream, intelhaddata);  in had_advance_ringbuf()
939 	intelhaddata->pcmbuf_head++;  in had_advance_ringbuf()
940 	intelhaddata->pcmbuf_head %= num_periods;  in had_advance_ringbuf()
947 			       struct snd_intelhad *intelhaddata)  in had_process_ringbuf()  argument
953 	spin_lock_irqsave(&intelhaddata->had_spinlock, flags);  in had_process_ringbuf()
956 		had_read_register(intelhaddata,  in had_process_ringbuf()
957 				  AUD_BUF_LEN(intelhaddata->bd_head),  in had_process_ringbuf()
959 		if (len < 0 || len > intelhaddata->period_bytes) {  in had_process_ringbuf()
960 			dev_dbg(intelhaddata->dev, "Invalid buf length %d\n",  in had_process_ringbuf()
970 		if (++processed >= intelhaddata->num_bds) {  in had_process_ringbuf()
974 		had_advance_ringbuf(substream, intelhaddata);  in had_process_ringbuf()
977 	len = intelhaddata->period_bytes - len;  in had_process_ringbuf()
978 	len += intelhaddata->period_bytes * intelhaddata->pcmbuf_head;  in had_process_ringbuf()
980 	spin_unlock_irqrestore(&intelhaddata->had_spinlock, flags);  in had_process_ringbuf()
985 static void had_process_buffer_done(struct snd_intelhad *intelhaddata)  in had_process_buffer_done()  argument
989 	substream = had_substream_get(intelhaddata);  in had_process_buffer_done()
993 	if (!intelhaddata->connected) {  in had_process_buffer_done()
999 	if (had_process_ringbuf(substream, intelhaddata) < 0)  in had_process_buffer_done()
1005 	had_substream_put(intelhaddata);  in had_process_buffer_done()
1012 static void wait_clear_underrun_bit(struct snd_intelhad *intelhaddata)  in wait_clear_underrun_bit()  argument
1019 		had_read_register(intelhaddata, AUD_HDMI_STATUS, &val);  in wait_clear_underrun_bit()
1024 		had_write_register(intelhaddata, AUD_HDMI_STATUS, val);  in wait_clear_underrun_bit()
1026 	dev_err(intelhaddata->dev, "Unable to clear UNDERRUN bits\n");  in wait_clear_underrun_bit()
1035 	struct snd_intelhad *intelhaddata = snd_pcm_substream_chip(substream);  in had_pcm_sync_stop()  local
1037 	if (!intelhaddata->connected)  in had_pcm_sync_stop()
1041 	had_reset_audio(intelhaddata);  in had_pcm_sync_stop()
1042 	wait_clear_underrun_bit(intelhaddata);  in had_pcm_sync_stop()
1047 static void had_process_buffer_underrun(struct snd_intelhad *intelhaddata)  in had_process_buffer_underrun()  argument
1052 	substream = had_substream_get(intelhaddata);  in had_process_buffer_underrun()
1055 		had_substream_put(intelhaddata);  in had_process_buffer_underrun()
1064 	struct snd_intelhad *intelhaddata;  in had_pcm_open()  local
1068 	intelhaddata = snd_pcm_substream_chip(substream);  in had_pcm_open()
1071 	retval = pm_runtime_resume_and_get(intelhaddata->dev);  in had_pcm_open()
1096 	spin_lock_irq(&intelhaddata->had_spinlock);  in had_pcm_open()
1097 	intelhaddata->stream_info.substream = substream;  in had_pcm_open()
1098 	intelhaddata->stream_info.substream_refcount++;  in had_pcm_open()
1099 	spin_unlock_irq(&intelhaddata->had_spinlock);  in had_pcm_open()
1103 	pm_runtime_mark_last_busy(intelhaddata->dev);  in had_pcm_open()
1104 	pm_runtime_put_autosuspend(intelhaddata->dev);  in had_pcm_open()
1113 	struct snd_intelhad *intelhaddata;  in had_pcm_close()  local
1115 	intelhaddata = snd_pcm_substream_chip(substream);  in had_pcm_close()
1118 	spin_lock_irq(&intelhaddata->had_spinlock);  in had_pcm_close()
1119 	intelhaddata->stream_info.substream = NULL;  in had_pcm_close()
1120 	intelhaddata->stream_info.substream_refcount--;  in had_pcm_close()
1121 	while (intelhaddata->stream_info.substream_refcount > 0) {  in had_pcm_close()
1122 		spin_unlock_irq(&intelhaddata->had_spinlock);  in had_pcm_close()
1124 		spin_lock_irq(&intelhaddata->had_spinlock);  in had_pcm_close()
1126 	spin_unlock_irq(&intelhaddata->had_spinlock);  in had_pcm_close()
1128 	pm_runtime_mark_last_busy(intelhaddata->dev);  in had_pcm_close()
1129 	pm_runtime_put_autosuspend(intelhaddata->dev);  in had_pcm_close()
1139 	struct snd_intelhad *intelhaddata;  in had_pcm_hw_params()  local
1142 	intelhaddata = snd_pcm_substream_chip(substream);  in had_pcm_hw_params()
1144 	dev_dbg(intelhaddata->dev, "%s:allocated memory = %d\n",  in had_pcm_hw_params()
1155 	struct snd_intelhad *intelhaddata;  in had_pcm_trigger()  local
1157 	intelhaddata = snd_pcm_substream_chip(substream);  in had_pcm_trigger()
1159 	spin_lock(&intelhaddata->had_spinlock);  in had_pcm_trigger()
1165 		had_ack_irqs(intelhaddata); /* FIXME: do we need this? */  in had_pcm_trigger()
1166 		had_enable_audio(intelhaddata, true);  in had_pcm_trigger()
1172 		had_enable_audio(intelhaddata, false);  in had_pcm_trigger()
1178 	spin_unlock(&intelhaddata->had_spinlock);  in had_pcm_trigger()
1190 	struct snd_intelhad *intelhaddata;  in had_pcm_prepare()  local
1193 	intelhaddata = snd_pcm_substream_chip(substream);  in had_pcm_prepare()
1196 	dev_dbg(intelhaddata->dev, "period_size=%d\n",  in had_pcm_prepare()
1198 	dev_dbg(intelhaddata->dev, "periods=%d\n", runtime->periods);  in had_pcm_prepare()
1199 	dev_dbg(intelhaddata->dev, "buffer_size=%d\n",  in had_pcm_prepare()
1201 	dev_dbg(intelhaddata->dev, "rate=%d\n", runtime->rate);  in had_pcm_prepare()
1202 	dev_dbg(intelhaddata->dev, "channels=%d\n", runtime->channels);  in had_pcm_prepare()
1205 	disp_samp_freq = intelhaddata->tmds_clock_speed;  in had_pcm_prepare()
1207 	retval = had_prog_n(substream->runtime->rate, &n_param, intelhaddata);  in had_pcm_prepare()
1209 		dev_err(intelhaddata->dev,  in had_pcm_prepare()
1214 	if (intelhaddata->dp_output)  in had_pcm_prepare()
1215 		link_rate = intelhaddata->link_rate;  in had_pcm_prepare()
1218 		     n_param, intelhaddata);  in had_pcm_prepare()
1220 	had_prog_dip(substream, intelhaddata);  in had_pcm_prepare()
1222 	retval = had_init_audio_ctrl(substream, intelhaddata);  in had_pcm_prepare()
1225 	had_init_ringbuf(substream, intelhaddata);  in had_pcm_prepare()
1232 	had_write_register(intelhaddata, AUD_BUF_CH_SWAP, SWAP_LFE_CENTER);  in had_pcm_prepare()
1243 	struct snd_intelhad *intelhaddata;  in had_pcm_pointer()  local
1246 	intelhaddata = snd_pcm_substream_chip(substream);  in had_pcm_pointer()
1248 	if (!intelhaddata->connected)  in had_pcm_pointer()
1251 	len = had_process_ringbuf(substream, intelhaddata);  in had_pcm_pointer()
1274 static int had_process_mode_change(struct snd_intelhad *intelhaddata)  in had_process_mode_change()  argument
1281 	substream = had_substream_get(intelhaddata);  in had_process_mode_change()
1286 	had_enable_audio(intelhaddata, false);  in had_process_mode_change()
1289 	disp_samp_freq = intelhaddata->tmds_clock_speed;  in had_process_mode_change()
1291 	retval = had_prog_n(substream->runtime->rate, &n_param, intelhaddata);  in had_process_mode_change()
1293 		dev_err(intelhaddata->dev,  in had_process_mode_change()
1298 	if (intelhaddata->dp_output)  in had_process_mode_change()
1299 		link_rate = intelhaddata->link_rate;  in had_process_mode_change()
1302 		     n_param, intelhaddata);  in had_process_mode_change()
1305 	had_enable_audio(intelhaddata, true);  in had_process_mode_change()
1308 	had_substream_put(intelhaddata);  in had_process_mode_change()
1313 static void had_process_hot_plug(struct snd_intelhad *intelhaddata)  in had_process_hot_plug()  argument
1317 	spin_lock_irq(&intelhaddata->had_spinlock);  in had_process_hot_plug()
1318 	if (intelhaddata->connected) {  in had_process_hot_plug()
1319 		dev_dbg(intelhaddata->dev, "Device already connected\n");  in had_process_hot_plug()
1320 		spin_unlock_irq(&intelhaddata->had_spinlock);  in had_process_hot_plug()
1325 	had_enable_audio(intelhaddata, false);  in had_process_hot_plug()
1327 	intelhaddata->connected = true;  in had_process_hot_plug()
1328 	dev_dbg(intelhaddata->dev,  in had_process_hot_plug()
1331 	spin_unlock_irq(&intelhaddata->had_spinlock);  in had_process_hot_plug()
1333 	had_build_channel_allocation_map(intelhaddata);  in had_process_hot_plug()
1336 	substream = had_substream_get(intelhaddata);  in had_process_hot_plug()
1339 		had_substream_put(intelhaddata);  in had_process_hot_plug()
1342 	snd_jack_report(intelhaddata->jack, SND_JACK_AVOUT);  in had_process_hot_plug()
1346 static void had_process_hot_unplug(struct snd_intelhad *intelhaddata)  in had_process_hot_unplug()  argument
1350 	spin_lock_irq(&intelhaddata->had_spinlock);  in had_process_hot_unplug()
1351 	if (!intelhaddata->connected) {  in had_process_hot_unplug()
1352 		dev_dbg(intelhaddata->dev, "Device already disconnected\n");  in had_process_hot_unplug()
1353 		spin_unlock_irq(&intelhaddata->had_spinlock);  in had_process_hot_unplug()
1359 	had_enable_audio(intelhaddata, false);  in had_process_hot_unplug()
1361 	intelhaddata->connected = false;  in had_process_hot_unplug()
1362 	dev_dbg(intelhaddata->dev,  in had_process_hot_unplug()
1365 	spin_unlock_irq(&intelhaddata->had_spinlock);  in had_process_hot_unplug()
1367 	kfree(intelhaddata->chmap->chmap);  in had_process_hot_unplug()
1368 	intelhaddata->chmap->chmap = NULL;  in had_process_hot_unplug()
1371 	substream = had_substream_get(intelhaddata);  in had_process_hot_unplug()
1374 		had_substream_put(intelhaddata);  in had_process_hot_unplug()
1377 	snd_jack_report(intelhaddata->jack, 0);  in had_process_hot_unplug()
1395 	struct snd_intelhad *intelhaddata = snd_kcontrol_chip(kcontrol);  in had_iec958_get()  local
1397 	mutex_lock(&intelhaddata->mutex);  in had_iec958_get()
1398 	ucontrol->value.iec958.status[0] = (intelhaddata->aes_bits >> 0) & 0xff;  in had_iec958_get()
1399 	ucontrol->value.iec958.status[1] = (intelhaddata->aes_bits >> 8) & 0xff;  in had_iec958_get()
1401 					(intelhaddata->aes_bits >> 16) & 0xff;  in had_iec958_get()
1403 					(intelhaddata->aes_bits >> 24) & 0xff;  in had_iec958_get()
1404 	mutex_unlock(&intelhaddata->mutex);  in had_iec958_get()
1422 	struct snd_intelhad *intelhaddata = snd_kcontrol_chip(kcontrol);  in had_iec958_put()  local
1429 	mutex_lock(&intelhaddata->mutex);  in had_iec958_put()
1430 	if (intelhaddata->aes_bits != val) {  in had_iec958_put()
1431 		intelhaddata->aes_bits = val;  in had_iec958_put()
1434 	mutex_unlock(&intelhaddata->mutex);  in had_iec958_put()
1449 	struct snd_intelhad *intelhaddata = snd_kcontrol_chip(kcontrol);  in had_ctl_eld_get()  local
1451 	mutex_lock(&intelhaddata->mutex);  in had_ctl_eld_get()
1452 	memcpy(ucontrol->value.bytes.data, intelhaddata->eld,  in had_ctl_eld_get()
1454 	mutex_unlock(&intelhaddata->mutex);  in had_ctl_eld_get()