diff options
author | Scott Peterson <speterson@nvidia.com> | 2013-02-08 16:17:25 -0800 |
---|---|---|
committer | Mandar Padmawar <mpadmawar@nvidia.com> | 2013-02-19 08:39:22 -0800 |
commit | 9bd34a41737e49321db885b48ee299976e1cb09f (patch) | |
tree | 8ad883c931e67ad148fc4321db9ca8953aaecfea /drivers/misc | |
parent | 8713f8e1b46c046487fb65bb1fc1c7b645d2f08f (diff) |
arm:misc: Change tfa9887 driver debug spew
Changed the driver for the tfa8997 device so that
it only prints a message for the SetParam function
if there is an error and audio is playing. If audio
is not playing access to the device is not possible
so an error is expected.
Bug 1233775
Change-Id: I5e3b4f7958104d28c74dac730ea936efed567325
Signed-off-by: Scott Peterson <speterson@nvidia.com>
Reviewed-on: http://git-master/r/198963
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Niranjan Wartikar <nwartikar@nvidia.com>
Reviewed-by: Shaoming Feng <shaomingf@nvidia.com>
Diffstat (limited to 'drivers/misc')
-rw-r--r-- | drivers/misc/tfa9887.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/misc/tfa9887.c b/drivers/misc/tfa9887.c index 41709cd3cbac..611414070f0d 100644 --- a/drivers/misc/tfa9887.c +++ b/drivers/misc/tfa9887.c @@ -56,6 +56,8 @@ static int calibration; static int recalibration; +static int powerDown = 1; + unsigned int volume_step[5] = {0, 2, 4, 6, 12}; /* begin binary data: */ @@ -502,10 +504,10 @@ int DspSetParam(struct tfa9887_priv *tfa9887, struct tfa9887_priv *tfa9887_byte, usleep_range(100, 200); } while ((error == Tfa9887_Error_Ok) && ((cf_status & 0x0100) == 0) && (tries < 100)); /* don't wait forever, DSP is pretty quick to respond (< 1ms) */ - if (tries >= 100) { + if (tries >= 100 && !powerDown) { /* something wrong with communication with DSP */ pr_info("Setparam failed\n"); - error = -1; + error = -1; } } cf_ctrl = 0x0002; @@ -1145,6 +1147,8 @@ int Tfa9887_Powerdown(int powerdown) { int error = 0; + powerDown = powerdown; + if (tfa9887R) { mutex_lock(&tfa9887R->lock); if (tfa9887R->deviceInit) @@ -1192,7 +1196,6 @@ int Powerdown(struct tfa9887_priv *tfa9887, struct tfa9887_priv *tfa9887_byte, i SetEq(tfa9887,tfa9887_byte); } - return error; } @@ -1441,19 +1444,19 @@ static __devinit int tfa9887R_i2c_probe(struct i2c_client *i2c, tfa9887_kobj = kobject_create_and_add("tfa9887", kernel_kobj); ret = sysfs_create_file(tfa9887_kobj, &tfa9887_config); - printk("tfa9887_add_sysfs ret=%d",ret); + printk("tfa9887_add_sysfs ret=%d\n", ret); if (ret != 0) { dev_err(&i2c->dev, "Failed to add sysfs: %d\n", ret); goto err; } ret = sysfs_create_file(tfa9887_kobj, &tfa9887_cal); - printk("tfa9887_add_sysfs ret=%d",ret); + printk("tfa9887_add_sysfs ret=%d\n", ret); if (ret != 0) { dev_err(&i2c->dev, "Failed to add sysfs: %d\n", ret); goto err; } ret = sysfs_create_file(tfa9887_kobj, &tfa9887_vol); - printk("tfa9887_add_sysfs ret=%d",ret); + printk("tfa9887_add_sysfs ret=%d\n", ret); if (ret != 0) { dev_err(&i2c->dev, "Failed to add sysfs: %d\n", ret); goto err; |