V4L/DVB (11022): zoran/bt819: use new notify functionality.
Bt819 needs the parent driver to drive a GPIO pin low and high in order to
reset its fifo. Use the new notify callback for this.
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/video/bt819.c b/drivers/media/video/bt819.c
index e0d8e2b..217294d 100644
--- a/drivers/media/video/bt819.c
+++ b/drivers/media/video/bt819.c
@@ -32,13 +32,14 @@
#include <linux/types.h>
#include <linux/ioctl.h>
#include <linux/delay.h>
-#include <asm/uaccess.h>
+#include <linux/uaccess.h>
#include <linux/i2c.h>
#include <linux/i2c-id.h>
#include <linux/videodev2.h>
#include <media/v4l2-device.h>
#include <media/v4l2-chip-ident.h>
#include <media/v4l2-i2c-drv.h>
+#include <media/bt819.h>
MODULE_DESCRIPTION("Brooktree-819 video decoder driver");
MODULE_AUTHOR("Mike Bernson & Dave Perks");
@@ -250,7 +251,11 @@
v4l2_dbg(1, debug, sd, "set norm %llx\n", (unsigned long long)std);
+ if (sd->v4l2_dev == NULL || sd->v4l2_dev->notify == NULL)
+ v4l2_err(sd, "no notify found!\n");
+
if (std & V4L2_STD_NTSC) {
+ v4l2_subdev_notify(sd, BT819_FIFO_RESET_LOW, 0);
bt819_setbit(decoder, 0x01, 0, 1);
bt819_setbit(decoder, 0x01, 1, 0);
bt819_setbit(decoder, 0x01, 5, 0);
@@ -259,6 +264,7 @@
/* bt819_setbit(decoder, 0x1a, 5, 1); */
timing = &timing_data[1];
} else if (std & V4L2_STD_PAL) {
+ v4l2_subdev_notify(sd, BT819_FIFO_RESET_LOW, 0);
bt819_setbit(decoder, 0x01, 0, 1);
bt819_setbit(decoder, 0x01, 1, 1);
bt819_setbit(decoder, 0x01, 5, 1);
@@ -283,6 +289,7 @@
bt819_write(decoder, 0x08, (timing->hscale >> 8) & 0xff);
bt819_write(decoder, 0x09, timing->hscale & 0xff);
decoder->norm = std;
+ v4l2_subdev_notify(sd, BT819_FIFO_RESET_HIGH, 0);
return 0;
}
@@ -295,7 +302,11 @@
if (route->input < 0 || route->input > 7)
return -EINVAL;
+ if (sd->v4l2_dev == NULL || sd->v4l2_dev->notify == NULL)
+ v4l2_err(sd, "no notify found!\n");
+
if (decoder->input != route->input) {
+ v4l2_subdev_notify(sd, BT819_FIFO_RESET_LOW, 0);
decoder->input = route->input;
/* select mode */
if (decoder->input == 0) {
@@ -305,6 +316,7 @@
bt819_setbit(decoder, 0x0b, 6, 1);
bt819_setbit(decoder, 0x1a, 1, 0);
}
+ v4l2_subdev_notify(sd, BT819_FIFO_RESET_HIGH, 0);
}
return 0;
}
