[2/2,media] RFC: Enable IRQ's on both GPIO transitions

Commit Message

Mauro Carvalho Chehab Nov. 28, 2010, 3:40 p.m. UTC

None

Patch

diff --git a/drivers/media/video/bt8xx/bttv-input.c b/drivers/media/video/bt8xx/bttv-input.c
index 7f48306..8ede256 100644
--- a/drivers/media/video/bt8xx/bttv-input.c
+++ b/drivers/media/video/bt8xx/bttv-input.c
@@ -522,6 +522,11 @@  int bttv_input_init(struct bttv *btv)
 		gpio = bttv_gpio_read(&btv->c);
 		bttv_gpio_write(&btv->c, gpio & ~(1 << 4));
 		bttv_gpio_write(&btv->c, gpio | (1 << 4));
+
+	        /* set normal/inverted mode at GPINTR pin as irq trigger */
+		btaor(0,
+	              ~(BT848_GPIO_DMA_CTL_GPINTC | BT848_GPIO_DMA_CTL_GPINTI),
+	              BT848_GPIO_DMA_CTL);
 	} else {
 		/* init hardware-specific stuff */
 		bttv_gpio_inout(&btv->c, ir->mask_keycode | ir->mask_keydown, 0);