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ALSA: ice1724 - adding GPIO routines for mask and direction

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* get/set routines for GPIO mask and direction

Signed-off-by: Pavel Hofman <pavel.hofman@ivitera.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Pavel Hofman
2009-09-16 22:25:38 +02:00
committed by Takashi Iwai
parent 42cfa276ae
commit 494703062b
3 changed files with 38 additions and 0 deletions
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12
sound/pci/ice1712/ice1712.c
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@@ -298,6 +298,16 @@ static void snd_ice1712_set_gpio_dir(struct snd_ice1712 *ice, unsigned int data)
inb(ICEREG(ice, DATA)); /* dummy read for pci-posting */
}
static unsigned int snd_ice1712_get_gpio_dir(struct snd_ice1712 *ice)
{
return snd_ice1712_read(ice, ICE1712_IREG_GPIO_DIRECTION);
}
static unsigned int snd_ice1712_get_gpio_mask(struct snd_ice1712 *ice)
{
return snd_ice1712_read(ice, ICE1712_IREG_GPIO_WRITE_MASK);
}
static void snd_ice1712_set_gpio_mask(struct snd_ice1712 *ice, unsigned int data)
{
snd_ice1712_write(ice, ICE1712_IREG_GPIO_WRITE_MASK, data);
@@ -2557,7 +2567,9 @@ static int __devinit snd_ice1712_create(struct snd_card *card,
mutex_init(&ice->i2c_mutex);
mutex_init(&ice->open_mutex);
ice->gpio.set_mask = snd_ice1712_set_gpio_mask;
ice->gpio.get_mask = snd_ice1712_get_gpio_mask;
ice->gpio.set_dir = snd_ice1712_set_gpio_dir;
ice->gpio.get_dir = snd_ice1712_get_gpio_dir;
ice->gpio.set_data = snd_ice1712_set_gpio_data;
ice->gpio.get_data = snd_ice1712_get_gpio_data;