diff options
| author | Peter Ujfalusi <peter.ujfalusi@ti.com> | 2012-12-21 01:43:55 -0800 |
|---|---|---|
| committer | Bryan Wu <cooloney@gmail.com> | 2013-02-01 17:47:04 -0800 |
| commit | 9ea6cdac9ba5fbc65adde4dc6a3cbee1206508df (patch) | |
| tree | f5edea4f81669ed2b7413b577a5c0d1e9078a65d /drivers/leds/leds-pwm.c | |
| parent | 8614fb46637a993258146022b0140d553132a0b7 (diff) | |
| download | linux-9ea6cdac9ba5fbc65adde4dc6a3cbee1206508df.tar.bz2 | |
leds: leds-pwm: Convert to use devm_get_pwm
Update the driver to use the new API for requesting pwm so we can take
advantage of the pwm_lookup table to find the correct pwm to be used for the
LED functionality.
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Bryan Wu <cooloney@gmail.com>
Diffstat (limited to 'drivers/leds/leds-pwm.c')
| -rw-r--r-- | drivers/leds/leds-pwm.c | 19 |
1 files changed, 6 insertions, 13 deletions
diff --git a/drivers/leds/leds-pwm.c b/drivers/leds/leds-pwm.c index 2157524f277c..351257c2a7b8 100644 --- a/drivers/leds/leds-pwm.c +++ b/drivers/leds/leds-pwm.c @@ -67,12 +67,11 @@ static int led_pwm_probe(struct platform_device *pdev) cur_led = &pdata->leds[i]; led_dat = &leds_data[i]; - led_dat->pwm = pwm_request(cur_led->pwm_id, - cur_led->name); + led_dat->pwm = devm_pwm_get(&pdev->dev, cur_led->name); if (IS_ERR(led_dat->pwm)) { ret = PTR_ERR(led_dat->pwm); - dev_err(&pdev->dev, "unable to request PWM %d\n", - cur_led->pwm_id); + dev_err(&pdev->dev, "unable to request PWM for %s\n", + cur_led->name); goto err; } @@ -86,10 +85,8 @@ static int led_pwm_probe(struct platform_device *pdev) led_dat->cdev.flags |= LED_CORE_SUSPENDRESUME; ret = led_classdev_register(&pdev->dev, &led_dat->cdev); - if (ret < 0) { - pwm_free(led_dat->pwm); + if (ret < 0) goto err; - } } platform_set_drvdata(pdev, leds_data); @@ -98,10 +95,8 @@ static int led_pwm_probe(struct platform_device *pdev) err: if (i > 0) { - for (i = i - 1; i >= 0; i--) { + for (i = i - 1; i >= 0; i--) led_classdev_unregister(&leds_data[i].cdev); - pwm_free(leds_data[i].pwm); - } } return ret; @@ -115,10 +110,8 @@ static int led_pwm_remove(struct platform_device *pdev) leds_data = platform_get_drvdata(pdev); - for (i = 0; i < pdata->num_leds; i++) { + for (i = 0; i < pdata->num_leds; i++) led_classdev_unregister(&leds_data[i].cdev); - pwm_free(leds_data[i].pwm); - } return 0; } |