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OpenCloudOS-Kernel
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mfd: wm831x: Convert to devm_regmap_init() 

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Mark Brown 2012-01-30 20:08:06 +00:00
parent 9db4249fa0
commit 130a70323c
3 changed files with 11 additions and 13 deletions
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20
drivers/mfd/wm831x-core.c
View File

@ -1631,7 +1631,7 @@ int wm831x_device_init(struct wm831x *wm831x, unsigned long id, int irq)
ret = wm831x_reg_read(wm831x, WM831X_PARENT_ID);
if (ret < 0) {
dev_err(wm831x->dev, "Failed to read parent ID: %d\n", ret);
goto err_regmap;
goto err;
}
switch (ret) {
case 0x6204:
@ -1640,20 +1640,20 @@ int wm831x_device_init(struct wm831x *wm831x, unsigned long id, int irq)
default:
dev_err(wm831x->dev, "Device is not a WM831x: ID %x\n", ret);
ret = -EINVAL;
goto err_regmap;
goto err;
}
ret = wm831x_reg_read(wm831x, WM831X_REVISION);
if (ret < 0) {
dev_err(wm831x->dev, "Failed to read revision: %d\n", ret);
goto err_regmap;
goto err;
}
rev = (ret & WM831X_PARENT_REV_MASK) >> WM831X_PARENT_REV_SHIFT;
ret = wm831x_reg_read(wm831x, WM831X_RESET_ID);
if (ret < 0) {
dev_err(wm831x->dev, "Failed to read device ID: %d\n", ret);
goto err_regmap;
goto err;
}
/* Some engineering samples do not have the ID set, rely on
@ -1728,7 +1728,7 @@ int wm831x_device_init(struct wm831x *wm831x, unsigned long id, int irq)
default:
dev_err(wm831x->dev, "Unknown WM831x device %04x\n", ret);
ret = -EINVAL;
goto err_regmap;
goto err;
}
/* This will need revisiting in future but is OK for all
@ -1742,7 +1742,7 @@ int wm831x_device_init(struct wm831x *wm831x, unsigned long id, int irq)
ret = wm831x_reg_read(wm831x, WM831X_SECURITY_KEY);
if (ret < 0) {
dev_err(wm831x->dev, "Failed to read security key: %d\n", ret);
goto err_regmap;
goto err;
}
if (ret != 0) {
dev_warn(wm831x->dev, "Security key had non-zero value %x\n",
@ -1755,7 +1755,7 @@ int wm831x_device_init(struct wm831x *wm831x, unsigned long id, int irq)
ret = pdata->pre_init(wm831x);
if (ret != 0) {
dev_err(wm831x->dev, "pre_init() failed: %d\n", ret);
goto err_regmap;
goto err;
}
}
@ -1778,7 +1778,7 @@ int wm831x_device_init(struct wm831x *wm831x, unsigned long id, int irq)
ret = wm831x_irq_init(wm831x, irq);
if (ret != 0)
goto err_regmap;
goto err;
wm831x_auxadc_init(wm831x);
@ -1874,9 +1874,8 @@ int wm831x_device_init(struct wm831x *wm831x, unsigned long id, int irq)
err_irq:
wm831x_irq_exit(wm831x);
err_regmap:
err:
mfd_remove_devices(wm831x->dev);
regmap_exit(wm831x->regmap);
return ret;
}
@ -1887,7 +1886,6 @@ void wm831x_device_exit(struct wm831x *wm831x)
if (wm831x->irq_base)
free_irq(wm831x->irq_base + WM831X_IRQ_AUXADC_DATA, wm831x);
wm831x_irq_exit(wm831x);
regmap_exit(wm831x->regmap);
}
int wm831x_device_suspend(struct wm831x *wm831x)

2
drivers/mfd/wm831x-i2c.c
View File

@ -37,7 +37,7 @@ static int wm831x_i2c_probe(struct i2c_client *i2c,
i2c_set_clientdata(i2c, wm831x);
wm831x->dev = &i2c->dev;
wm831x->regmap = regmap_init_i2c(i2c, &wm831x_regmap_config);
wm831x->regmap = devm_regmap_init_i2c(i2c, &wm831x_regmap_config);
if (IS_ERR(wm831x->regmap)) {
ret = PTR_ERR(wm831x->regmap);
dev_err(wm831x->dev, "Failed to allocate register map: %d\n",

2
drivers/mfd/wm831x-spi.c
View File

@ -40,7 +40,7 @@ static int __devinit wm831x_spi_probe(struct spi_device *spi)
dev_set_drvdata(&spi->dev, wm831x);
wm831x->dev = &spi->dev;
wm831x->regmap = regmap_init_spi(spi, &wm831x_regmap_config);
wm831x->regmap = devm_regmap_init_spi(spi, &wm831x_regmap_config);
if (IS_ERR(wm831x->regmap)) {
ret = PTR_ERR(wm831x->regmap);
dev_err(wm831x->dev, "Failed to allocate register map: %d\n",