diff options
Diffstat (limited to 'sound/soc/codecs/wm8753.c')
-rw-r--r-- | sound/soc/codecs/wm8753.c | 117 |
1 files changed, 60 insertions, 57 deletions
diff --git a/sound/soc/codecs/wm8753.c b/sound/soc/codecs/wm8753.c index dc7b18fd2782..8c4df44f3345 100644 --- a/sound/soc/codecs/wm8753.c +++ b/sound/soc/codecs/wm8753.c @@ -583,7 +583,7 @@ static const struct snd_soc_dapm_route audio_map[] = { /* out 4 */ {"Out4 Mux", "VREF", "VREF"}, - {"Out4 Mux", "Capture ST", "Capture ST Mixer"}, + {"Out4 Mux", "Capture ST", "Playback Mixer"}, {"Out4 Mux", "LOUT2", "LOUT2"}, {"Out 4", NULL, "Out4 Mux"}, {"OUT4", NULL, "Out 4"}, @@ -607,7 +607,7 @@ static const struct snd_soc_dapm_route audio_map[] = { /* Capture Right Mux */ {"Capture Right Mux", "PGA", "Right Capture Volume"}, {"Capture Right Mux", "Line or RXP-RXN", "Line Right Mux"}, - {"Capture Right Mux", "Sidetone", "Capture ST Mixer"}, + {"Capture Right Mux", "Sidetone", "Playback Mixer"}, /* Mono Capture mixer-mux */ {"Capture Right Mixer", "Stereo", "Capture Right Mux"}, @@ -1637,86 +1637,86 @@ static struct snd_soc_device *wm8753_socdev; * low = 0x1a * high = 0x1b */ -static unsigned short normal_i2c[] = { 0, I2C_CLIENT_END }; -/* Magic definition of all other variables and things */ -I2C_CLIENT_INSMOD; - -static struct i2c_driver wm8753_i2c_driver; -static struct i2c_client client_template; - -static int wm8753_codec_probe(struct i2c_adapter *adap, int addr, int kind) +static int wm8753_i2c_probe(struct i2c_client *i2c, + const struct i2c_device_id *id) { struct snd_soc_device *socdev = wm8753_socdev; - struct wm8753_setup_data *setup = socdev->codec_data; struct snd_soc_codec *codec = socdev->codec; - struct i2c_client *i2c; int ret; - if (addr != setup->i2c_address) - return -ENODEV; - - client_template.adapter = adap; - client_template.addr = addr; - - i2c = kmemdup(&client_template, sizeof(client_template), GFP_KERNEL); - if (!i2c) { - kfree(codec); - return -ENOMEM; - } i2c_set_clientdata(i2c, codec); codec->control_data = i2c; - ret = i2c_attach_client(i2c); - if (ret < 0) { - pr_err("failed to attach codec at addr %x\n", addr); - goto err; - } - ret = wm8753_init(socdev); - if (ret < 0) { + if (ret < 0) pr_err("failed to initialise WM8753\n"); - goto err; - } return ret; - -err: - kfree(codec); - kfree(i2c); - return ret; } -static int wm8753_i2c_detach(struct i2c_client *client) +static int wm8753_i2c_remove(struct i2c_client *client) { struct snd_soc_codec *codec = i2c_get_clientdata(client); - i2c_detach_client(client); kfree(codec->reg_cache); - kfree(client); return 0; } -static int wm8753_i2c_attach(struct i2c_adapter *adap) -{ - return i2c_probe(adap, &addr_data, wm8753_codec_probe); -} +static const struct i2c_device_id wm8753_i2c_id[] = { + { "wm8753", 0 }, + { } +}; +MODULE_DEVICE_TABLE(i2c, wm8753_i2c_id); -/* corgi i2c codec control layer */ static struct i2c_driver wm8753_i2c_driver = { .driver = { .name = "WM8753 I2C Codec", .owner = THIS_MODULE, }, - .id = I2C_DRIVERID_WM8753, - .attach_adapter = wm8753_i2c_attach, - .detach_client = wm8753_i2c_detach, - .command = NULL, + .probe = wm8753_i2c_probe, + .remove = wm8753_i2c_remove, + .id_table = wm8753_i2c_id, }; -static struct i2c_client client_template = { - .name = "WM8753", - .driver = &wm8753_i2c_driver, -}; +static int wm8753_add_i2c_device(struct platform_device *pdev, + const struct wm8753_setup_data *setup) +{ + struct i2c_board_info info; + struct i2c_adapter *adapter; + struct i2c_client *client; + int ret; + + ret = i2c_add_driver(&wm8753_i2c_driver); + if (ret != 0) { + dev_err(&pdev->dev, "can't add i2c driver\n"); + return ret; + } + + memset(&info, 0, sizeof(struct i2c_board_info)); + info.addr = setup->i2c_address; + strlcpy(info.type, "wm8753", I2C_NAME_SIZE); + + adapter = i2c_get_adapter(setup->i2c_bus); + if (!adapter) { + dev_err(&pdev->dev, "can't get i2c adapter %d\n", + setup->i2c_bus); + goto err_driver; + } + + client = i2c_new_device(adapter, &info); + i2c_put_adapter(adapter); + if (!client) { + dev_err(&pdev->dev, "can't add i2c device at 0x%x\n", + (unsigned int)info.addr); + goto err_driver; + } + + return 0; + +err_driver: + i2c_del_driver(&wm8753_i2c_driver); + return -ENODEV; +} #endif static int wm8753_probe(struct platform_device *pdev) @@ -1750,15 +1750,17 @@ static int wm8753_probe(struct platform_device *pdev) #if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) if (setup->i2c_address) { - normal_i2c[0] = setup->i2c_address; codec->hw_write = (hw_write_t)i2c_master_send; - ret = i2c_add_driver(&wm8753_i2c_driver); - if (ret != 0) - printk(KERN_ERR "can't add i2c driver"); + ret = wm8753_add_i2c_device(pdev, setup); } #else /* Add other interfaces here */ #endif + + if (ret != 0) { + kfree(codec->private_data); + kfree(codec); + } return ret; } @@ -1793,6 +1795,7 @@ static int wm8753_remove(struct platform_device *pdev) snd_soc_free_pcms(socdev); snd_soc_dapm_free(socdev); #if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) + i2c_unregister_device(codec->control_data); i2c_del_driver(&wm8753_i2c_driver); #endif kfree(codec->private_data); |