| rt711-sdca.c (14e77332e74603efab8347c89d3cda447c3b97c9) | rt711-sdca.c (754bef6752259ce5633814a0333f96fa06f6e3e8) |
|---|---|
| 1// SPDX-License-Identifier: GPL-2.0-only 2// 3// rt711-sdca.c -- rt711 SDCA ALSA SoC audio driver 4// 5// Copyright(c) 2021 Realtek Semiconductor Corp. 6// 7// 8 --- 4 unchanged lines hidden (view full) --- 13#include <linux/delay.h> 14#include <linux/pm_runtime.h> 15#include <linux/soundwire/sdw_registers.h> 16#include <linux/slab.h> 17#include <linux/bitops.h> 18#include <sound/core.h> 19#include <sound/pcm.h> 20#include <sound/pcm_params.h> | 1// SPDX-License-Identifier: GPL-2.0-only 2// 3// rt711-sdca.c -- rt711 SDCA ALSA SoC audio driver 4// 5// Copyright(c) 2021 Realtek Semiconductor Corp. 6// 7// 8 --- 4 unchanged lines hidden (view full) --- 13#include <linux/delay.h> 14#include <linux/pm_runtime.h> 15#include <linux/soundwire/sdw_registers.h> 16#include <linux/slab.h> 17#include <linux/bitops.h> 18#include <sound/core.h> 19#include <sound/pcm.h> 20#include <sound/pcm_params.h> |
| 21#include <sound/sdw.h> |
|
| 21#include <sound/soc-dapm.h> 22#include <sound/initval.h> 23#include <sound/tlv.h> 24#include <sound/jack.h> 25 26#include "rt711-sdca.h" 27 28static int rt711_sdca_index_write(struct rt711_sdca_priv *rt711, --- 1223 unchanged lines hidden (view full) --- 1252} 1253 1254static int rt711_sdca_pcm_hw_params(struct snd_pcm_substream *substream, 1255 struct snd_pcm_hw_params *params, 1256 struct snd_soc_dai *dai) 1257{ 1258 struct snd_soc_component *component = dai->component; 1259 struct rt711_sdca_priv *rt711 = snd_soc_component_get_drvdata(component); | 22#include <sound/soc-dapm.h> 23#include <sound/initval.h> 24#include <sound/tlv.h> 25#include <sound/jack.h> 26 27#include "rt711-sdca.h" 28 29static int rt711_sdca_index_write(struct rt711_sdca_priv *rt711, --- 1223 unchanged lines hidden (view full) --- 1253} 1254 1255static int rt711_sdca_pcm_hw_params(struct snd_pcm_substream *substream, 1256 struct snd_pcm_hw_params *params, 1257 struct snd_soc_dai *dai) 1258{ 1259 struct snd_soc_component *component = dai->component; 1260 struct rt711_sdca_priv *rt711 = snd_soc_component_get_drvdata(component); |
| 1260 struct sdw_stream_config stream_config; 1261 struct sdw_port_config port_config; 1262 enum sdw_data_direction direction; | 1261 struct sdw_stream_config stream_config = {0}; 1262 struct sdw_port_config port_config = {0}; |
| 1263 struct sdw_stream_data *stream; | 1263 struct sdw_stream_data *stream; |
| 1264 int retval, port, num_channels; | 1264 int retval; |
| 1265 unsigned int sampling_rate; 1266 1267 dev_dbg(dai->dev, "%s %s", __func__, dai->name); 1268 stream = snd_soc_dai_get_dma_data(dai, substream); 1269 1270 if (!stream) 1271 return -EINVAL; 1272 1273 if (!rt711->slave) 1274 return -EINVAL; 1275 1276 /* SoundWire specific configuration */ | 1265 unsigned int sampling_rate; 1266 1267 dev_dbg(dai->dev, "%s %s", __func__, dai->name); 1268 stream = snd_soc_dai_get_dma_data(dai, substream); 1269 1270 if (!stream) 1271 return -EINVAL; 1272 1273 if (!rt711->slave) 1274 return -EINVAL; 1275 1276 /* SoundWire specific configuration */ |
| 1277 snd_sdw_params_to_config(substream, params, &stream_config, &port_config); 1278 |
|
| 1277 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { | 1279 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { |
| 1278 direction = SDW_DATA_DIR_RX; 1279 port = 3; | 1280 port_config.num = 3; |
| 1280 } else { | 1281 } else { |
| 1281 direction = SDW_DATA_DIR_TX; | |
| 1282 if (dai->id == RT711_AIF1) | 1282 if (dai->id == RT711_AIF1) |
| 1283 port = 2; | 1283 port_config.num = 2; |
| 1284 else if (dai->id == RT711_AIF2) | 1284 else if (dai->id == RT711_AIF2) |
| 1285 port = 4; | 1285 port_config.num = 4; |
| 1286 else 1287 return -EINVAL; 1288 } 1289 | 1286 else 1287 return -EINVAL; 1288 } 1289 |
| 1290 stream_config.frame_rate = params_rate(params); 1291 stream_config.ch_count = params_channels(params); 1292 stream_config.bps = snd_pcm_format_width(params_format(params)); 1293 stream_config.direction = direction; 1294 1295 num_channels = params_channels(params); 1296 port_config.ch_mask = GENMASK(num_channels - 1, 0); 1297 port_config.num = port; 1298 | |
| 1299 retval = sdw_stream_add_slave(rt711->slave, &stream_config, 1300 &port_config, 1, stream->sdw_stream); 1301 if (retval) { 1302 dev_err(dai->dev, "Unable to configure port\n"); 1303 return retval; 1304 } 1305 1306 if (params_channels(params) > 16) { --- 289 unchanged lines hidden --- | 1290 retval = sdw_stream_add_slave(rt711->slave, &stream_config, 1291 &port_config, 1, stream->sdw_stream); 1292 if (retval) { 1293 dev_err(dai->dev, "Unable to configure port\n"); 1294 return retval; 1295 } 1296 1297 if (params_channels(params) > 16) { --- 289 unchanged lines hidden --- |