diff options
| author | Takashi Iwai <tiwai@suse.de> | 2011-09-22 16:54:23 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2011-09-23 07:18:22 +0200 |
| commit | 8e699d2cc286506c00ce8ecc67c3d7d6cca9e814 (patch) | |
| tree | e00f7d75e156087d1b881c612f55b91df2d2524c /sound/pci/fm801.c | |
| parent | 272a487056ac2f39fe57fb54a55556b30c1522ba (diff) | |
ALSA: fm801 - Clean up redundant reference to snd_fm801_tea575x_gpios[]
Use macro to improve readability.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci/fm801.c')
| -rw-r--r-- | sound/pci/fm801.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/sound/pci/fm801.c b/sound/pci/fm801.c index 76465f5d9f58..136f7232bb7c 100644 --- a/sound/pci/fm801.c +++ b/sound/pci/fm801.c @@ -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 |