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ALSA: fm801 - Clean up redundant reference to snd_fm801_tea575x_gpios[]

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Use macro to improve readability.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2011-09-22 16:54:23 +02:00
parent 272a487056
commit 8e699d2cc2
1 changed files with 8 additions and 7 deletions
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15
sound/pci/fm801.c
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@ -729,11 +729,14 @@ static struct snd_fm801_tea575x_gpio snd_fm801_tea575x_gpios[] = {
{ .data = 2, .clk = 0, .wren = 1, .most = 3, .name = "SF64-PCR" },
};
#define get_tea575x_gpio(chip) \
(&snd_fm801_tea575x_gpios[((chip)->tea575x_tuner & TUNER_TYPE_MASK) - 1])
static void snd_fm801_tea575x_set_pins(struct snd_tea575x *tea, u8 pins)
{
struct fm801 *chip = tea->private_data;
unsigned short reg = inw(FM801_REG(chip, GPIO_CTRL));
struct snd_fm801_tea575x_gpio gpio = snd_fm801_tea575x_gpios[(chip->tea575x_tuner & TUNER_TYPE_MASK) - 1];
struct snd_fm801_tea575x_gpio gpio = *get_tea575x_gpio(chip);
reg &= ~(FM801_GPIO_GP(gpio.data) |
FM801_GPIO_GP(gpio.clk) |
@ -751,7 +754,7 @@ static u8 snd_fm801_tea575x_get_pins(struct snd_tea575x *tea)
{
struct fm801 *chip = tea->private_data;
unsigned short reg = inw(FM801_REG(chip, GPIO_CTRL));
struct snd_fm801_tea575x_gpio gpio = snd_fm801_tea575x_gpios[(chip->tea575x_tuner & TUNER_TYPE_MASK) - 1];
struct snd_fm801_tea575x_gpio gpio = *get_tea575x_gpio(chip);
return (reg & FM801_GPIO_GP(gpio.data)) ? TEA575X_DATA : 0 |
(reg & FM801_GPIO_GP(gpio.most)) ? TEA575X_MOST : 0;
@ -761,7 +764,7 @@ static void snd_fm801_tea575x_set_direction(struct snd_tea575x *tea, bool output
{
struct fm801 *chip = tea->private_data;
unsigned short reg = inw(FM801_REG(chip, GPIO_CTRL));
struct snd_fm801_tea575x_gpio gpio = snd_fm801_tea575x_gpios[(chip->tea575x_tuner & TUNER_TYPE_MASK) - 1];
struct snd_fm801_tea575x_gpio gpio = *get_tea575x_gpio(chip);
/* use GPIO lines and set write enable bit */
reg |= FM801_GPIO_GS(gpio.data) |
@ -1246,7 +1249,7 @@ static int __devinit snd_fm801_create(struct snd_card *card,
chip->tea575x_tuner = tea575x_tuner;
if (!snd_tea575x_init(&chip->tea)) {
snd_printk(KERN_INFO "detected TEA575x radio type %s\n",
snd_fm801_tea575x_gpios[tea575x_tuner - 1].name);
get_tea575x_gpio(chip)->name);
break;
}
}
@ -1256,9 +1259,7 @@ static int __devinit snd_fm801_create(struct snd_card *card,
}
}
if (!(chip->tea575x_tuner & TUNER_DISABLED)) {
strlcpy(chip->tea.card,
snd_fm801_tea575x_gpios[(tea575x_tuner &
TUNER_TYPE_MASK) - 1].name,
strlcpy(chip->tea.card, get_tea575x_gpio(chip)->name,
sizeof(chip->tea.card));
}
#endif