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authorLinus Torvalds <torvalds@linux-foundation.org>2014-04-10 09:19:44 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2014-04-10 09:19:44 -0700
commite7990d45bb88c2f0565b5ee4c32eefe81653faff (patch)
tree852ab6988b7226083fefa0e0e851dbff0e7ec7f2 /sound/i2c/cs8427.c
parent190a3998be3ede25d6145e187d6d321f504d28fb (diff)
parenta5065eb6da55b226661456e6a7435f605df98111 (diff)
Merge tag 'sound-fix-3.15-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound
Pull sound fixes from Takashi Iwai: "Here is a bunch of small fixes that have been collected since the previous pull request. In addition to various misc fixes, the following are included: - HD-audio quirks for Dell, HP, Chromebook, and ALC28x codecs - HD-audio AMD HDMI regression fix - Continued PM support/fixes for ice1712 driver - Multiplatform fixes for ASoC samsung drivers - Addition of device id tables to a few ASoC drivers - Bit clock polarity config and error flag fixes in ASoC fsl_sai" * tag 'sound-fix-3.15-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: (32 commits) ALSA: usb-audio: Suppress repetitive debug messages from retire_playback_urb() ALSA: hda - Make full_reset boolean ALSA: hda - add headset mic detect quirk for a Dell laptop sound: dmasound: use module_platform_driver_probe() ALSA: au1x00: use module_platform_driver() ALSA: hda - Use runtime helper to check active state. ALSA: ice1712: Fix boundary checks in PCM pointer ops ASoC: davinci-mcasp: Fix bit clock polarity settings ASoC: samsung: Fix build on multiplatform ASoC: fsl_sai: Fix Bit Clock Polarity configurations ALSA: hda - Do not assign streams in reverse order ALSA: hda/realtek - Add eapd shutup to ALC283 ALSA: hda/realtek - Change model name alias for ChromeOS ASoC: da732x: Print correct major id ALSA: hda/realtek - Improve HP depop when system change power state on Chromebook ASoC: cs42l52: Fix mask for REVID sound/oss: Remove uncompilable DBG macro use ALSA: ice1712: Save/restore routing and rate registers ALSA: ice1712: restore AK4xxx volumes on resume ASoC: alc56(23|32): fix undefined return value of probing code ...
Diffstat (limited to 'sound/i2c/cs8427.c')
-rw-r--r--sound/i2c/cs8427.c57
1 files changed, 38 insertions, 19 deletions
diff --git a/sound/i2c/cs8427.c b/sound/i2c/cs8427.c
index 6c2dc3863ac0..7e21621e492a 100644
--- a/sound/i2c/cs8427.c
+++ b/sound/i2c/cs8427.c
@@ -150,10 +150,8 @@ static void snd_cs8427_free(struct snd_i2c_device *device)
kfree(device->private_data);
}
-int snd_cs8427_create(struct snd_i2c_bus *bus,
- unsigned char addr,
- unsigned int reset_timeout,
- struct snd_i2c_device **r_cs8427)
+int snd_cs8427_init(struct snd_i2c_bus *bus,
+ struct snd_i2c_device *device)
{
static unsigned char initvals1[] = {
CS8427_REG_CONTROL1 | CS8427_REG_AUTOINC,
@@ -200,22 +198,10 @@ int snd_cs8427_create(struct snd_i2c_bus *bus,
Inhibit E->F transfers. */
CS8427_UD | CS8427_EFTUI | CS8427_DETUI,
};
+ struct cs8427 *chip = device->private_data;
int err;
- struct cs8427 *chip;
- struct snd_i2c_device *device;
unsigned char buf[24];
- if ((err = snd_i2c_device_create(bus, "CS8427",
- CS8427_ADDR | (addr & 7),
- &device)) < 0)
- return err;
- chip = device->private_data = kzalloc(sizeof(*chip), GFP_KERNEL);
- if (chip == NULL) {
- snd_i2c_device_free(device);
- return -ENOMEM;
- }
- device->private_free = snd_cs8427_free;
-
snd_i2c_lock(bus);
err = snd_cs8427_reg_read(device, CS8427_REG_ID_AND_VER);
if (err != CS8427_VER8427A) {
@@ -264,10 +250,44 @@ int snd_cs8427_create(struct snd_i2c_bus *bus,
snd_i2c_unlock(bus);
/* turn on run bit and rock'n'roll */
+ snd_cs8427_reset(device);
+
+ return 0;
+
+__fail:
+ snd_i2c_unlock(bus);
+
+ return err;
+}
+EXPORT_SYMBOL(snd_cs8427_init);
+
+int snd_cs8427_create(struct snd_i2c_bus *bus,
+ unsigned char addr,
+ unsigned int reset_timeout,
+ struct snd_i2c_device **r_cs8427)
+{
+ int err;
+ struct cs8427 *chip;
+ struct snd_i2c_device *device;
+
+ err = snd_i2c_device_create(bus, "CS8427", CS8427_ADDR | (addr & 7),
+ &device);
+ if (err < 0)
+ return err;
+ chip = device->private_data = kzalloc(sizeof(*chip), GFP_KERNEL);
+ if (chip == NULL) {
+ snd_i2c_device_free(device);
+ return -ENOMEM;
+ }
+ device->private_free = snd_cs8427_free;
+
if (reset_timeout < 1)
reset_timeout = 1;
chip->reset_timeout = reset_timeout;
- snd_cs8427_reset(device);
+
+ err = snd_cs8427_init(bus, device);
+ if (err)
+ goto __fail;
#if 0 // it's nice for read tests
{
@@ -286,7 +306,6 @@ int snd_cs8427_create(struct snd_i2c_bus *bus,
return 0;
__fail:
- snd_i2c_unlock(bus);
snd_i2c_device_free(device);
return err < 0 ? err : -EIO;
}