This patch changes the qi_lb60 setup code to use gpio_request_array instead of manually calling gpio_request and gpio_direction_output for each gpio. Doing so makes the code a bit more compact.
Signed-off-by: Lars-Peter Clausen lars@metafoo.de --- sound/soc/jz4740/qi_lb60.c | 29 ++++++++++------------------- 1 files changed, 10 insertions(+), 19 deletions(-)
diff --git a/sound/soc/jz4740/qi_lb60.c b/sound/soc/jz4740/qi_lb60.c index 875abc9..8c4e84b 100644 --- a/sound/soc/jz4740/qi_lb60.c +++ b/sound/soc/jz4740/qi_lb60.c @@ -96,6 +96,11 @@ static struct snd_soc_card qi_lb60 = {
static struct platform_device *qi_lb60_snd_device;
+static const struct gpio qi_lb60_gpios[] = { + { QI_LB60_SND_GPIO, GPIOF_OUT_INIT_LOW, "SND" }, + { QI_LB60_AMP_GPIO, GPIOF_OUT_INIT_LOW, "AMP" }, +}; + static int __init qi_lb60_init(void) { int ret; @@ -105,23 +110,12 @@ static int __init qi_lb60_init(void) if (!qi_lb60_snd_device) return -ENOMEM;
- ret = gpio_request(QI_LB60_SND_GPIO, "SND"); + ret = gpio_request_array(qi_lb60_gpios, ARRAY_SIZE(qi_lb60_gpios)); if (ret) { - pr_err("qi_lb60 snd: Failed to request SND GPIO(%d): %d\n", - QI_LB60_SND_GPIO, ret); + pr_err("qi_lb60 snd: Failed to request gpios: %d\n", ret); goto err_device_put; }
- ret = gpio_request(QI_LB60_AMP_GPIO, "AMP"); - if (ret) { - pr_err("qi_lb60 snd: Failed to request AMP GPIO(%d): %d\n", - QI_LB60_AMP_GPIO, ret); - goto err_gpio_free_snd; - } - - gpio_direction_output(QI_LB60_SND_GPIO, 0); - gpio_direction_output(QI_LB60_AMP_GPIO, 0); - platform_set_drvdata(qi_lb60_snd_device, &qi_lb60);
ret = platform_device_add(qi_lb60_snd_device); @@ -134,10 +128,8 @@ static int __init qi_lb60_init(void)
err_unset_pdata: platform_set_drvdata(qi_lb60_snd_device, NULL); -/*err_gpio_free_amp:*/ - gpio_free(QI_LB60_AMP_GPIO); -err_gpio_free_snd: - gpio_free(QI_LB60_SND_GPIO); +/*err_gpio_free_array:*/ + gpio_free_array(qi_lb60_gpios, ARRAY_SIZE(qi_lb60_gpios)); err_device_put: platform_device_put(qi_lb60_snd_device);
@@ -147,9 +139,8 @@ module_init(qi_lb60_init);
static void __exit qi_lb60_exit(void) { - gpio_free(QI_LB60_AMP_GPIO); - gpio_free(QI_LB60_SND_GPIO); platform_device_unregister(qi_lb60_snd_device); + gpio_free_array(qi_lb60_gpios, ARRAY_SIZE(qi_lb60_gpios)); } module_exit(qi_lb60_exit);