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authorHans Verkuil <hverkuil@xs4all.nl>2008-08-08 12:43:59 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2008-10-12 09:36:48 -0200
commite281db5862743dbe1dab7f8fb423e699537036ee (patch)
treeef1e74bc538cd820d5ae2f64728a7388f7666a69 /drivers/media/video/saa7134/saa7134-empress.c
parent1e55126666944c83bf98243564e25302f363e2a4 (diff)
V4L/DVB (8639): saa6752hs: cleanup and add AC-3 support
Cleaned up the saa6752hs i2c driver. Add AC-3 support. Add VIDIOC_CHIP_IDENT support. Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/saa7134/saa7134-empress.c')
-rw-r--r--drivers/media/video/saa7134/saa7134-empress.c22
1 files changed, 21 insertions, 1 deletions
diff --git a/drivers/media/video/saa7134/saa7134-empress.c b/drivers/media/video/saa7134/saa7134-empress.c
index 6f423d116fb4..f5a186a13db2 100644
--- a/drivers/media/video/saa7134/saa7134-empress.c
+++ b/drivers/media/video/saa7134/saa7134-empress.c
@@ -29,6 +29,7 @@
#include <media/saa6752hs.h>
#include <media/v4l2-common.h>
+#include <media/v4l2-chip-ident.h>
/* ------------------------------------------------------------------ */
@@ -403,6 +404,25 @@ static int empress_querymenu(struct file *file, void *priv,
return saa7134_i2c_call_saa6752(dev, VIDIOC_QUERYMENU, c);
}
+static int empress_g_chip_ident(struct file *file, void *fh,
+ struct v4l2_chip_ident *chip)
+{
+ struct saa7134_dev *dev = file->private_data;
+
+ chip->ident = V4L2_IDENT_NONE;
+ chip->revision = 0;
+ if (dev->mpeg_i2c_client == NULL)
+ return -EINVAL;
+ if (chip->match_type == V4L2_CHIP_MATCH_I2C_DRIVER &&
+ chip->match_chip == I2C_DRIVERID_SAA6752HS)
+ return saa7134_i2c_call_saa6752(dev, VIDIOC_G_CHIP_IDENT, chip);
+ if (chip->match_type == V4L2_CHIP_MATCH_I2C_ADDR &&
+ chip->match_chip == dev->mpeg_i2c_client->addr)
+ return saa7134_i2c_call_saa6752(dev, VIDIOC_G_CHIP_IDENT, chip);
+ return -EINVAL;
+}
+
+
static const struct file_operations ts_fops =
{
.owner = THIS_MODULE,
@@ -431,11 +451,11 @@ static const struct v4l2_ioctl_ops ts_ioctl_ops = {
.vidioc_enum_input = empress_enum_input,
.vidioc_g_input = empress_g_input,
.vidioc_s_input = empress_s_input,
-
.vidioc_queryctrl = empress_queryctrl,
.vidioc_querymenu = empress_querymenu,
.vidioc_g_ctrl = empress_g_ctrl,
.vidioc_s_ctrl = empress_s_ctrl,
+ .vidioc_g_chip_ident = empress_g_chip_ident,
};
/* ----------------------------------------------------------- */