diff options
author | Jingoo Han <jg1.han@samsung.com> | 2013-11-13 03:09:04 +0400 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-11-13 07:09:16 +0400 |
commit | c512794cada491e008eeca822af7e4ad5db72a56 (patch) | |
tree | 08b65bb08c7387e45b6bc0d2c4b849ad6b921df5 /drivers/video/backlight | |
parent | 1f299997b460d08356006945345a8962f7ecd719 (diff) | |
download | linux-c512794cada491e008eeca822af7e4ad5db72a56.tar.xz |
backlight: use dev_get_platdata()
Use the wrapper function for retrieving the platform data instead of
accessing dev->platform_data directly. This is a cosmetic change to
make the code simpler and enhance the readability.
Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/video/backlight')
32 files changed, 44 insertions, 46 deletions
diff --git a/drivers/video/backlight/88pm860x_bl.c b/drivers/video/backlight/88pm860x_bl.c index 2cd63507ed74..a84a12a6bf91 100644 --- a/drivers/video/backlight/88pm860x_bl.c +++ b/drivers/video/backlight/88pm860x_bl.c @@ -196,7 +196,7 @@ static int pm860x_backlight_dt_init(struct platform_device *pdev, static int pm860x_backlight_probe(struct platform_device *pdev) { struct pm860x_chip *chip = dev_get_drvdata(pdev->dev.parent); - struct pm860x_backlight_pdata *pdata = pdev->dev.platform_data; + struct pm860x_backlight_pdata *pdata = dev_get_platdata(&pdev->dev); struct pm860x_backlight_data *data; struct backlight_device *bl; struct resource *res; diff --git a/drivers/video/backlight/aat2870_bl.c b/drivers/video/backlight/aat2870_bl.c index c6fc668d6236..c68232b8b7de 100644 --- a/drivers/video/backlight/aat2870_bl.c +++ b/drivers/video/backlight/aat2870_bl.c @@ -127,7 +127,7 @@ static const struct backlight_ops aat2870_bl_ops = { static int aat2870_bl_probe(struct platform_device *pdev) { - struct aat2870_bl_platform_data *pdata = pdev->dev.platform_data; + struct aat2870_bl_platform_data *pdata = dev_get_platdata(&pdev->dev); struct aat2870_bl_driver_data *aat2870_bl; struct backlight_device *bd; struct backlight_properties props; diff --git a/drivers/video/backlight/adp5520_bl.c b/drivers/video/backlight/adp5520_bl.c index c84701b7ca6e..fe8e3d1c9798 100644 --- a/drivers/video/backlight/adp5520_bl.c +++ b/drivers/video/backlight/adp5520_bl.c @@ -297,7 +297,7 @@ static int adp5520_bl_probe(struct platform_device *pdev) return -ENOMEM; data->master = pdev->dev.parent; - data->pdata = pdev->dev.platform_data; + data->pdata = dev_get_platdata(&pdev->dev); if (data->pdata == NULL) { dev_err(&pdev->dev, "missing platform data\n"); diff --git a/drivers/video/backlight/adp8860_bl.c b/drivers/video/backlight/adp8860_bl.c index 75b10f876127..2f77f37fac3c 100644 --- a/drivers/video/backlight/adp8860_bl.c +++ b/drivers/video/backlight/adp8860_bl.c @@ -216,7 +216,7 @@ static int adp8860_led_setup(struct adp8860_led *led) static int adp8860_led_probe(struct i2c_client *client) { struct adp8860_backlight_platform_data *pdata = - client->dev.platform_data; + dev_get_platdata(&client->dev); struct adp8860_bl *data = i2c_get_clientdata(client); struct adp8860_led *led, *led_dat; struct led_info *cur_led; @@ -300,7 +300,7 @@ static int adp8860_led_probe(struct i2c_client *client) static int adp8860_led_remove(struct i2c_client *client) { struct adp8860_backlight_platform_data *pdata = - client->dev.platform_data; + dev_get_platdata(&client->dev); struct adp8860_bl *data = i2c_get_clientdata(client); int i; @@ -658,7 +658,7 @@ static int adp8860_probe(struct i2c_client *client, struct backlight_device *bl; struct adp8860_bl *data; struct adp8860_backlight_platform_data *pdata = - client->dev.platform_data; + dev_get_platdata(&client->dev); struct backlight_properties props; uint8_t reg_val; int ret; diff --git a/drivers/video/backlight/adp8870_bl.c b/drivers/video/backlight/adp8870_bl.c index 90049d7b5c60..9eee69fea49d 100644 --- a/drivers/video/backlight/adp8870_bl.c +++ b/drivers/video/backlight/adp8870_bl.c @@ -238,7 +238,7 @@ static int adp8870_led_setup(struct adp8870_led *led) static int adp8870_led_probe(struct i2c_client *client) { struct adp8870_backlight_platform_data *pdata = - client->dev.platform_data; + dev_get_platdata(&client->dev); struct adp8870_bl *data = i2c_get_clientdata(client); struct adp8870_led *led, *led_dat; struct led_info *cur_led; @@ -325,7 +325,7 @@ static int adp8870_led_probe(struct i2c_client *client) static int adp8870_led_remove(struct i2c_client *client) { struct adp8870_backlight_platform_data *pdata = - client->dev.platform_data; + dev_get_platdata(&client->dev); struct adp8870_bl *data = i2c_get_clientdata(client); int i; @@ -848,7 +848,7 @@ static int adp8870_probe(struct i2c_client *client, struct backlight_device *bl; struct adp8870_bl *data; struct adp8870_backlight_platform_data *pdata = - client->dev.platform_data; + dev_get_platdata(&client->dev); uint8_t reg_val; int ret; diff --git a/drivers/video/backlight/ams369fg06.c b/drivers/video/backlight/ams369fg06.c index 319fef6cb422..df5507b2b492 100644 --- a/drivers/video/backlight/ams369fg06.c +++ b/drivers/video/backlight/ams369fg06.c @@ -471,7 +471,7 @@ static int ams369fg06_probe(struct spi_device *spi) lcd->spi = spi; lcd->dev = &spi->dev; - lcd->lcd_pd = spi->dev.platform_data; + lcd->lcd_pd = dev_get_platdata(&spi->dev); if (!lcd->lcd_pd) { dev_err(&spi->dev, "platform data is NULL\n"); return -EINVAL; diff --git a/drivers/video/backlight/atmel-pwm-bl.c b/drivers/video/backlight/atmel-pwm-bl.c index f7447f7004fb..c11121e9176b 100644 --- a/drivers/video/backlight/atmel-pwm-bl.c +++ b/drivers/video/backlight/atmel-pwm-bl.c @@ -133,7 +133,7 @@ static int atmel_pwm_bl_probe(struct platform_device *pdev) pwmbl->pdev = pdev; - pdata = pdev->dev.platform_data; + pdata = dev_get_platdata(&pdev->dev); if (!pdata) { retval = -ENODEV; goto err_free_mem; diff --git a/drivers/video/backlight/bd6107.c b/drivers/video/backlight/bd6107.c index 15e3294b29fe..43c434e7dc86 100644 --- a/drivers/video/backlight/bd6107.c +++ b/drivers/video/backlight/bd6107.c @@ -128,7 +128,7 @@ static const struct backlight_ops bd6107_backlight_ops = { static int bd6107_probe(struct i2c_client *client, const struct i2c_device_id *id) { - struct bd6107_platform_data *pdata = client->dev.platform_data; + struct bd6107_platform_data *pdata = dev_get_platdata(&client->dev); struct backlight_device *backlight; struct backlight_properties props; struct bd6107 *bd; diff --git a/drivers/video/backlight/corgi_lcd.c b/drivers/video/backlight/corgi_lcd.c index c97867a717a7..be56cfe03845 100644 --- a/drivers/video/backlight/corgi_lcd.c +++ b/drivers/video/backlight/corgi_lcd.c @@ -533,7 +533,7 @@ static int setup_gpio_backlight(struct corgi_lcd *lcd, static int corgi_lcd_probe(struct spi_device *spi) { struct backlight_properties props; - struct corgi_lcd_platform_data *pdata = spi->dev.platform_data; + struct corgi_lcd_platform_data *pdata = dev_get_platdata(&spi->dev); struct corgi_lcd *lcd; int ret = 0; diff --git a/drivers/video/backlight/da903x_bl.c b/drivers/video/backlight/da903x_bl.c index 67cadd30e273..bbad5c21ed9e 100644 --- a/drivers/video/backlight/da903x_bl.c +++ b/drivers/video/backlight/da903x_bl.c @@ -109,7 +109,7 @@ static const struct backlight_ops da903x_backlight_ops = { static int da903x_backlight_probe(struct platform_device *pdev) { - struct da9034_backlight_pdata *pdata = pdev->dev.platform_data; + struct da9034_backlight_pdata *pdata = dev_get_platdata(&pdev->dev); struct da903x_backlight_data *data; struct backlight_device *bl; struct backlight_properties props; diff --git a/drivers/video/backlight/generic_bl.c b/drivers/video/backlight/generic_bl.c index 19e393b41438..48fa9146958b 100644 --- a/drivers/video/backlight/generic_bl.c +++ b/drivers/video/backlight/generic_bl.c @@ -79,7 +79,7 @@ static const struct backlight_ops genericbl_ops = { static int genericbl_probe(struct platform_device *pdev) { struct backlight_properties props; - struct generic_bl_info *machinfo = pdev->dev.platform_data; + struct generic_bl_info *machinfo = dev_get_platdata(&pdev->dev); const char *name = "generic-bl"; struct backlight_device *bd; diff --git a/drivers/video/backlight/gpio_backlight.c b/drivers/video/backlight/gpio_backlight.c index 5fa217f9f445..118da0c6386f 100644 --- a/drivers/video/backlight/gpio_backlight.c +++ b/drivers/video/backlight/gpio_backlight.c @@ -62,7 +62,8 @@ static const struct backlight_ops gpio_backlight_ops = { static int gpio_backlight_probe(struct platform_device *pdev) { - struct gpio_backlight_platform_data *pdata = pdev->dev.platform_data; + struct gpio_backlight_platform_data *pdata = + dev_get_platdata(&pdev->dev); struct backlight_properties props; struct backlight_device *bl; struct gpio_backlight *gbl; diff --git a/drivers/video/backlight/ili9320.c b/drivers/video/backlight/ili9320.c index f8be90c5dedc..4dd43e079a8d 100644 --- a/drivers/video/backlight/ili9320.c +++ b/drivers/video/backlight/ili9320.c @@ -198,7 +198,7 @@ static void ili9320_setup_spi(struct ili9320 *ili, int ili9320_probe_spi(struct spi_device *spi, struct ili9320_client *client) { - struct ili9320_platdata *cfg = spi->dev.platform_data; + struct ili9320_platdata *cfg = dev_get_platdata(&spi->dev); struct device *dev = &spi->dev; struct ili9320 *ili; struct lcd_device *lcd; diff --git a/drivers/video/backlight/kb3886_bl.c b/drivers/video/backlight/kb3886_bl.c index bca6ccc74dfb..5bacabb233d6 100644 --- a/drivers/video/backlight/kb3886_bl.c +++ b/drivers/video/backlight/kb3886_bl.c @@ -141,7 +141,7 @@ static const struct backlight_ops kb3886bl_ops = { static int kb3886bl_probe(struct platform_device *pdev) { struct backlight_properties props; - struct kb3886bl_machinfo *machinfo = pdev->dev.platform_data; + struct kb3886bl_machinfo *machinfo = dev_get_platdata(&pdev->dev); bl_machinfo = machinfo; if (!machinfo->limit_mask) diff --git a/drivers/video/backlight/l4f00242t03.c b/drivers/video/backlight/l4f00242t03.c index a35a38c709cf..923eae2f85f8 100644 --- a/drivers/video/backlight/l4f00242t03.c +++ b/drivers/video/backlight/l4f00242t03.c @@ -48,7 +48,7 @@ static void l4f00242t03_reset(unsigned int gpio) static void l4f00242t03_lcd_init(struct spi_device *spi) { - struct l4f00242t03_pdata *pdata = spi->dev.platform_data; + struct l4f00242t03_pdata *pdata = dev_get_platdata(&spi->dev); struct l4f00242t03_priv *priv = spi_get_drvdata(spi); const u16 cmd[] = { 0x36, param(0), 0x3A, param(0x60) }; int ret; @@ -88,7 +88,7 @@ static void l4f00242t03_lcd_init(struct spi_device *spi) static void l4f00242t03_lcd_powerdown(struct spi_device *spi) { - struct l4f00242t03_pdata *pdata = spi->dev.platform_data; + struct l4f00242t03_pdata *pdata = dev_get_platdata(&spi->dev); struct l4f00242t03_priv *priv = spi_get_drvdata(spi); dev_dbg(&spi->dev, "Powering down LCD\n"); @@ -171,7 +171,7 @@ static struct lcd_ops l4f_ops = { static int l4f00242t03_probe(struct spi_device *spi) { struct l4f00242t03_priv *priv; - struct l4f00242t03_pdata *pdata = spi->dev.platform_data; + struct l4f00242t03_pdata *pdata = dev_get_platdata(&spi->dev); int ret; if (pdata == NULL) { diff --git a/drivers/video/backlight/ld9040.c b/drivers/video/backlight/ld9040.c index 1e0a3093ce50..26d5139b0696 100644 --- a/drivers/video/backlight/ld9040.c +++ b/drivers/video/backlight/ld9040.c @@ -702,7 +702,7 @@ static int ld9040_probe(struct spi_device *spi) lcd->spi = spi; lcd->dev = &spi->dev; - lcd->lcd_pd = spi->dev.platform_data; + lcd->lcd_pd = dev_get_platdata(&spi->dev); if (!lcd->lcd_pd) { dev_err(&spi->dev, "platform data is NULL.\n"); return -EINVAL; diff --git a/drivers/video/backlight/lm3533_bl.c b/drivers/video/backlight/lm3533_bl.c index 1d1dbfb789e3..93eea65f4cf9 100644 --- a/drivers/video/backlight/lm3533_bl.c +++ b/drivers/video/backlight/lm3533_bl.c @@ -284,7 +284,7 @@ static int lm3533_bl_probe(struct platform_device *pdev) if (!lm3533) return -EINVAL; - pdata = pdev->dev.platform_data; + pdata = dev_get_platdata(&pdev->dev); if (!pdata) { dev_err(&pdev->dev, "no platform data\n"); return -EINVAL; diff --git a/drivers/video/backlight/lm3630a_bl.c b/drivers/video/backlight/lm3630a_bl.c index 1128a022e1d3..999075a48863 100644 --- a/drivers/video/backlight/lm3630a_bl.c +++ b/drivers/video/backlight/lm3630a_bl.c @@ -365,7 +365,7 @@ static const struct regmap_config lm3630a_regmap = { static int lm3630a_probe(struct i2c_client *client, const struct i2c_device_id *id) { - struct lm3630a_platform_data *pdata = client->dev.platform_data; + struct lm3630a_platform_data *pdata = dev_get_platdata(&client->dev); struct lm3630a_chip *pchip; int rval; diff --git a/drivers/video/backlight/lm3639_bl.c b/drivers/video/backlight/lm3639_bl.c index 6c888e39e4cd..6fd60adf922e 100644 --- a/drivers/video/backlight/lm3639_bl.c +++ b/drivers/video/backlight/lm3639_bl.c @@ -307,7 +307,7 @@ static int lm3639_probe(struct i2c_client *client, { int ret; struct lm3639_chip_data *pchip; - struct lm3639_platform_data *pdata = client->dev.platform_data; + struct lm3639_platform_data *pdata = dev_get_platdata(&client->dev); struct backlight_properties props; if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) { diff --git a/drivers/video/backlight/lms283gf05.c b/drivers/video/backlight/lms283gf05.c index 4eec47261cd3..80b5929d4872 100644 --- a/drivers/video/backlight/lms283gf05.c +++ b/drivers/video/backlight/lms283gf05.c @@ -128,7 +128,7 @@ static int lms283gf05_power_set(struct lcd_device *ld, int power) { struct lms283gf05_state *st = lcd_get_data(ld); struct spi_device *spi = st->spi; - struct lms283gf05_pdata *pdata = spi->dev.platform_data; + struct lms283gf05_pdata *pdata = dev_get_platdata(&spi->dev); if (power <= FB_BLANK_NORMAL) { if (pdata) @@ -153,7 +153,7 @@ static struct lcd_ops lms_ops = { static int lms283gf05_probe(struct spi_device *spi) { struct lms283gf05_state *st; - struct lms283gf05_pdata *pdata = spi->dev.platform_data; + struct lms283gf05_pdata *pdata = dev_get_platdata(&spi->dev); struct lcd_device *ld; int ret = 0; diff --git a/drivers/video/backlight/lms501kf03.c b/drivers/video/backlight/lms501kf03.c index cf01b9ac8131..ff46e194a117 100644 --- a/drivers/video/backlight/lms501kf03.c +++ b/drivers/video/backlight/lms501kf03.c @@ -344,7 +344,7 @@ static int lms501kf03_probe(struct spi_device *spi) lcd->spi = spi; lcd->dev = &spi->dev; - lcd->lcd_pd = spi->dev.platform_data; + lcd->lcd_pd = dev_get_platdata(&spi->dev); if (!lcd->lcd_pd) { dev_err(&spi->dev, "platform data is NULL\n"); return -EINVAL; diff --git a/drivers/video/backlight/lp855x_bl.c b/drivers/video/backlight/lp855x_bl.c index c952175d4113..57f005a9b475 100644 --- a/drivers/video/backlight/lp855x_bl.c +++ b/drivers/video/backlight/lp855x_bl.c @@ -405,7 +405,7 @@ static int lp855x_parse_dt(struct device *dev, struct device_node *node) static int lp855x_probe(struct i2c_client *cl, const struct i2c_device_id *id) { struct lp855x *lp; - struct lp855x_platform_data *pdata = cl->dev.platform_data; + struct lp855x_platform_data *pdata = dev_get_platdata(&cl->dev); struct device_node *node = cl->dev.of_node; int ret; @@ -414,7 +414,7 @@ static int lp855x_probe(struct i2c_client *cl, const struct i2c_device_id *id) if (ret < 0) return ret; - pdata = cl->dev.platform_data; + pdata = dev_get_platdata(&cl->dev); } if (!i2c_check_functionality(cl->adapter, I2C_FUNC_SMBUS_I2C_BLOCK)) diff --git a/drivers/video/backlight/lv5207lp.c b/drivers/video/backlight/lv5207lp.c index 498fd73d59b9..8091a28b2405 100644 --- a/drivers/video/backlight/lv5207lp.c +++ b/drivers/video/backlight/lv5207lp.c @@ -93,7 +93,7 @@ static const struct backlight_ops lv5207lp_backlight_ops = { static int lv5207lp_probe(struct i2c_client *client, const struct i2c_device_id *id) { - struct lv5207lp_platform_data *pdata = client->dev.platform_data; + struct lv5207lp_platform_data *pdata = dev_get_platdata(&client->dev); struct backlight_device *backlight; struct backlight_properties props; struct lv5207lp *lv; diff --git a/drivers/video/backlight/omap1_bl.c b/drivers/video/backlight/omap1_bl.c index 812e22e35cab..ac11a4650c19 100644 --- a/drivers/video/backlight/omap1_bl.c +++ b/drivers/video/backlight/omap1_bl.c @@ -133,7 +133,7 @@ static int omapbl_probe(struct platform_device *pdev) struct backlight_properties props; struct backlight_device *dev; struct omap_backlight *bl; - struct omap_backlight_config *pdata = pdev->dev.platform_data; + struct omap_backlight_config *pdata = dev_get_platdata(&pdev->dev); if (!pdata) return -ENXIO; diff --git a/drivers/video/backlight/pcf50633-backlight.c b/drivers/video/backlight/pcf50633-backlight.c index 6ed76be18f19..b2184cf70b92 100644 --- a/drivers/video/backlight/pcf50633-backlight.c +++ b/drivers/video/backlight/pcf50633-backlight.c @@ -103,7 +103,7 @@ static int pcf50633_bl_probe(struct platform_device *pdev) { struct pcf50633_bl *pcf_bl; struct device *parent = pdev->dev.parent; - struct pcf50633_platform_data *pcf50633_data = parent->platform_data; + struct pcf50633_platform_data *pcf50633_data = dev_get_platdata(parent); struct pcf50633_bl_platform_data *pdata = pcf50633_data->backlight_data; struct backlight_properties bl_props; diff --git a/drivers/video/backlight/platform_lcd.c b/drivers/video/backlight/platform_lcd.c index 056836706708..cc0f0675366e 100644 --- a/drivers/video/backlight/platform_lcd.c +++ b/drivers/video/backlight/platform_lcd.c @@ -80,7 +80,7 @@ static int platform_lcd_probe(struct platform_device *pdev) struct device *dev = &pdev->dev; int err; - pdata = pdev->dev.platform_data; + pdata = dev_get_platdata(&pdev->dev); if (!pdata) { dev_err(dev, "no platform data supplied\n"); return -EINVAL; diff --git a/drivers/video/backlight/pwm_bl.c b/drivers/video/backlight/pwm_bl.c index 1fea627394d7..36db5d98dd2f 100644 --- a/drivers/video/backlight/pwm_bl.c +++ b/drivers/video/backlight/pwm_bl.c @@ -163,7 +163,7 @@ static int pwm_backlight_parse_dt(struct device *dev, static int pwm_backlight_probe(struct platform_device *pdev) { - struct platform_pwm_backlight_data *data = pdev->dev.platform_data; + struct platform_pwm_backlight_data *data = dev_get_platdata(&pdev->dev); struct platform_pwm_backlight_data defdata; struct backlight_properties props; struct backlight_device *bl; diff --git a/drivers/video/backlight/s6e63m0.c b/drivers/video/backlight/s6e63m0.c index b37bb1854bf4..4e339adc1f57 100644 --- a/drivers/video/backlight/s6e63m0.c +++ b/drivers/video/backlight/s6e63m0.c @@ -735,7 +735,7 @@ static int s6e63m0_probe(struct spi_device *spi) lcd->spi = spi; lcd->dev = &spi->dev; - lcd->lcd_pd = spi->dev.platform_data; + lcd->lcd_pd = dev_get_platdata(&spi->dev); if (!lcd->lcd_pd) { dev_err(&spi->dev, "platform data is NULL.\n"); return -EINVAL; diff --git a/drivers/video/backlight/tdo24m.c b/drivers/video/backlight/tdo24m.c index 18cdf466d50a..2ccfa46eee7c 100644 --- a/drivers/video/backlight/tdo24m.c +++ b/drivers/video/backlight/tdo24m.c @@ -338,7 +338,7 @@ static int tdo24m_probe(struct spi_device *spi) enum tdo24m_model model; int err; - pdata = spi->dev.platform_data; + pdata = dev_get_platdata(&spi->dev); if (pdata) model = pdata->model; else diff --git a/drivers/video/backlight/tosa_bl.c b/drivers/video/backlight/tosa_bl.c index 9df66ac68b34..b8db9338cacd 100644 --- a/drivers/video/backlight/tosa_bl.c +++ b/drivers/video/backlight/tosa_bl.c @@ -38,7 +38,7 @@ struct tosa_bl_data { static void tosa_bl_set_backlight(struct tosa_bl_data *data, int brightness) { - struct spi_device *spi = data->i2c->dev.platform_data; + struct spi_device *spi = dev_get_platdata(&data->i2c->dev); i2c_smbus_write_byte_data(data->i2c, DAC_CH1, data->comadj); diff --git a/drivers/video/backlight/tps65217_bl.c b/drivers/video/backlight/tps65217_bl.c index 05782312aeb3..4ea20394e951 100644 --- a/drivers/video/backlight/tps65217_bl.c +++ b/drivers/video/backlight/tps65217_bl.c @@ -287,12 +287,11 @@ static int tps65217_bl_probe(struct platform_device *pdev) if (IS_ERR(pdata)) return PTR_ERR(pdata); } else { - if (!pdev->dev.platform_data) { + pdata = dev_get_platdata(&pdev->dev); + if (!pdata) { dev_err(&pdev->dev, "no platform data provided\n"); return -EINVAL; } - - pdata = pdev->dev.platform_data; } tps65217_bl = devm_kzalloc(&pdev->dev, sizeof(*tps65217_bl), diff --git a/drivers/video/backlight/wm831x_bl.c b/drivers/video/backlight/wm831x_bl.c index 9e5517a3a52b..2ccf3206e93f 100644 --- a/drivers/video/backlight/wm831x_bl.c +++ b/drivers/video/backlight/wm831x_bl.c @@ -123,7 +123,7 @@ static const struct backlight_ops wm831x_backlight_ops = { static int wm831x_backlight_probe(struct platform_device *pdev) { struct wm831x *wm831x = dev_get_drvdata(pdev->dev.parent); - struct wm831x_pdata *wm831x_pdata; + struct wm831x_pdata *wm831x_pdata = dev_get_platdata(pdev->dev.parent); struct wm831x_backlight_pdata *pdata; struct wm831x_backlight_data *data; struct backlight_device *bl; @@ -131,12 +131,10 @@ static int wm831x_backlight_probe(struct platform_device *pdev) int ret, i, max_isel, isink_reg, dcdc_cfg; /* We need platform data */ - if (pdev->dev.parent->platform_data) { - wm831x_pdata = pdev->dev.parent->platform_data; + if (wm831x_pdata) pdata = wm831x_pdata->backlight; - } else { + else pdata = NULL; - } if (!pdata) { dev_err(&pdev->dev, "No platform data supplied\n"); |