diff options
| author | Ingo Molnar <mingo@elte.hu> | 2008-06-25 12:32:01 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-06-25 12:32:01 +0200 |
| commit | da7878d75b8520c9ae00d27dfbbce546a7bfdfbb (patch) | |
| tree | 547fd497a80818a60ac36831377d5df97868173c /drivers/media/video/cx18/cx18-gpio.c | |
| parent | 0e50a4c6ab94ffe7e5515b86b5df9e5abc8c6b13 (diff) | |
| parent | 543cf4cb3fe6f6cae3651ba918b9c56200b257d0 (diff) | |
Merge branch 'linus' into x86/pebstip-x86-pebs-2008-06-25_10.32_Wed
Diffstat (limited to 'drivers/media/video/cx18/cx18-gpio.c')
| -rw-r--r-- | drivers/media/video/cx18/cx18-gpio.c | 33 |
1 files changed, 17 insertions, 16 deletions
diff --git a/drivers/media/video/cx18/cx18-gpio.c b/drivers/media/video/cx18/cx18-gpio.c index bb8bc86086d0..ceb63653c926 100644 --- a/drivers/media/video/cx18/cx18-gpio.c +++ b/drivers/media/video/cx18/cx18-gpio.c @@ -35,9 +35,6 @@ #define CX18_REG_GPIO_OUT2 0xc78104 #define CX18_REG_GPIO_DIR2 0xc7810c -static u32 gpio_dir; -static u32 gpio_val; - /* * HVR-1600 GPIO pins, courtesy of Hauppauge: * @@ -49,24 +46,29 @@ static u32 gpio_val; static void gpio_write(struct cx18 *cx) { - write_reg((gpio_dir & 0xffff) << 16, CX18_REG_GPIO_DIR1); - write_reg(((gpio_dir & 0xffff) << 16) | (gpio_val & 0xffff), + u32 dir = cx->gpio_dir; + u32 val = cx->gpio_val; + + write_reg((dir & 0xffff) << 16, CX18_REG_GPIO_DIR1); + write_reg(((dir & 0xffff) << 16) | (val & 0xffff), CX18_REG_GPIO_OUT1); - write_reg(gpio_dir & 0xffff0000, CX18_REG_GPIO_DIR2); - write_reg((gpio_dir & 0xffff0000) | ((gpio_val & 0xffff0000) >> 16), + write_reg(dir & 0xffff0000, CX18_REG_GPIO_DIR2); + write_reg((dir & 0xffff0000) | ((val & 0xffff0000) >> 16), CX18_REG_GPIO_OUT2); } void cx18_gpio_init(struct cx18 *cx) { - gpio_dir = cx->card->gpio_init.direction; - gpio_val = cx->card->gpio_init.initial_value; + cx->gpio_dir = cx->card->gpio_init.direction; + cx->gpio_val = cx->card->gpio_init.initial_value; - if (gpio_dir == 0) - return; + if (cx->card->tuners[0].tuner == TUNER_XC2028) { + cx->gpio_dir |= 1 << cx->card->xceive_pin; + cx->gpio_val |= 1 << cx->card->xceive_pin; + } - gpio_dir |= 1 << cx->card->xceive_pin; - gpio_val |= 1 << cx->card->xceive_pin; + if (cx->gpio_dir == 0) + return; CX18_DEBUG_INFO("GPIO initial dir: %08x/%08x out: %08x/%08x\n", read_reg(CX18_REG_GPIO_DIR1), read_reg(CX18_REG_GPIO_DIR2), @@ -86,13 +88,12 @@ int cx18_reset_tuner_gpio(void *dev, int cmd, int value) return 0; CX18_DEBUG_INFO("Resetting tuner\n"); - gpio_dir |= 1 << cx->card->xceive_pin; - gpio_val &= ~(1 << cx->card->xceive_pin); + cx->gpio_val &= ~(1 << cx->card->xceive_pin); gpio_write(cx); schedule_timeout_interruptible(msecs_to_jiffies(1)); - gpio_val |= 1 << cx->card->xceive_pin; + cx->gpio_val |= 1 << cx->card->xceive_pin; gpio_write(cx); schedule_timeout_interruptible(msecs_to_jiffies(1)); return 0; |