wm8776.c (cf0dbba515415bb19b11f9323d5f7bebd7f24fd6) wm8776.c (b2c812e22de88bb79c290c0e718280f10b64a48d)
1/*
2 * wm8776.c -- WM8776 ALSA SoC Audio driver
3 *
4 * Copyright 2009 Wolfson Microelectronics plc
5 *
6 * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
7 *
8 * This program is free software; you can redistribute it and/or modify

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15#include <linux/module.h>
16#include <linux/moduleparam.h>
17#include <linux/init.h>
18#include <linux/delay.h>
19#include <linux/pm.h>
20#include <linux/i2c.h>
21#include <linux/platform_device.h>
22#include <linux/spi/spi.h>
1/*
2 * wm8776.c -- WM8776 ALSA SoC Audio driver
3 *
4 * Copyright 2009 Wolfson Microelectronics plc
5 *
6 * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
7 *
8 * This program is free software; you can redistribute it and/or modify

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15#include <linux/module.h>
16#include <linux/moduleparam.h>
17#include <linux/init.h>
18#include <linux/delay.h>
19#include <linux/pm.h>
20#include <linux/i2c.h>
21#include <linux/platform_device.h>
22#include <linux/spi/spi.h>
23#include <linux/slab.h>
24#include <sound/core.h>
25#include <sound/pcm.h>
26#include <sound/pcm_params.h>
27#include <sound/soc.h>
28#include <sound/soc-dapm.h>
29#include <sound/initval.h>
30#include <sound/tlv.h>
31

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222 768,
223};
224
225static int wm8776_hw_params(struct snd_pcm_substream *substream,
226 struct snd_pcm_hw_params *params,
227 struct snd_soc_dai *dai)
228{
229 struct snd_soc_codec *codec = dai->codec;
23#include <sound/core.h>
24#include <sound/pcm.h>
25#include <sound/pcm_params.h>
26#include <sound/soc.h>
27#include <sound/soc-dapm.h>
28#include <sound/initval.h>
29#include <sound/tlv.h>
30

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221 768,
222};
223
224static int wm8776_hw_params(struct snd_pcm_substream *substream,
225 struct snd_pcm_hw_params *params,
226 struct snd_soc_dai *dai)
227{
228 struct snd_soc_codec *codec = dai->codec;
230 struct wm8776_priv *wm8776 = codec->private_data;
229 struct wm8776_priv *wm8776 = snd_soc_codec_get_drvdata(codec);
231 int iface_reg, iface;
232 int ratio_shift, master;
233 int i;
234
235 iface = 0;
236
237 switch (dai->id) {
238 case WM8776_DAI_DAC:

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299
300 return snd_soc_write(codec, WM8776_DACMUTE, !!mute);
301}
302
303static int wm8776_set_sysclk(struct snd_soc_dai *dai,
304 int clk_id, unsigned int freq, int dir)
305{
306 struct snd_soc_codec *codec = dai->codec;
230 int iface_reg, iface;
231 int ratio_shift, master;
232 int i;
233
234 iface = 0;
235
236 switch (dai->id) {
237 case WM8776_DAI_DAC:

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298
299 return snd_soc_write(codec, WM8776_DACMUTE, !!mute);
300}
301
302static int wm8776_set_sysclk(struct snd_soc_dai *dai,
303 int clk_id, unsigned int freq, int dir)
304{
305 struct snd_soc_codec *codec = dai->codec;
307 struct wm8776_priv *wm8776 = codec->private_data;
306 struct wm8776_priv *wm8776 = snd_soc_codec_get_drvdata(codec);
308
309 BUG_ON(dai->id >= ARRAY_SIZE(wm8776->sysclk));
310
311 wm8776->sysclk[dai->id] = freq;
312
313 return 0;
314}
315

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486 ret = -EINVAL;
487 goto err;
488 }
489
490 mutex_init(&codec->mutex);
491 INIT_LIST_HEAD(&codec->dapm_widgets);
492 INIT_LIST_HEAD(&codec->dapm_paths);
493
307
308 BUG_ON(dai->id >= ARRAY_SIZE(wm8776->sysclk));
309
310 wm8776->sysclk[dai->id] = freq;
311
312 return 0;
313}
314

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485 ret = -EINVAL;
486 goto err;
487 }
488
489 mutex_init(&codec->mutex);
490 INIT_LIST_HEAD(&codec->dapm_widgets);
491 INIT_LIST_HEAD(&codec->dapm_paths);
492
494 codec->private_data = wm8776;
493 snd_soc_codec_set_drvdata(codec, wm8776);
495 codec->name = "WM8776";
496 codec->owner = THIS_MODULE;
497 codec->bias_level = SND_SOC_BIAS_OFF;
498 codec->set_bias_level = wm8776_set_bias_level;
499 codec->dai = wm8776_dai;
500 codec->num_dai = ARRAY_SIZE(wm8776_dai);
501 codec->reg_cache_size = WM8776_CACHEREGNUM;
502 codec->reg_cache = &wm8776->reg_cache;

--- 202 unchanged lines hidden --- 		494 codec->name = "WM8776";
495 codec->owner = THIS_MODULE;
496 codec->bias_level = SND_SOC_BIAS_OFF;
497 codec->set_bias_level = wm8776_set_bias_level;
498 codec->dai = wm8776_dai;
499 codec->num_dai = ARRAY_SIZE(wm8776_dai);
500 codec->reg_cache_size = WM8776_CACHEREGNUM;
501 codec->reg_cache = &wm8776->reg_cache;

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