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authorJean-Francois Moine <moinejf@free.fr>2009-11-12 15:59:27 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2009-12-05 18:41:57 -0200
commit4af85668588e249d98957a41030c3a2d2acc87e5 (patch)
tree369c075151e45457b0ee2211f26a7a5cba7388bb /drivers/media/video
parent7ce5c41db3672c8b4419b16d9b3ac1ccf11a1445 (diff)
V4L/DVB (13448): gspca - main: Add a gspca flag for inactive controls.
Signed-off-by: Jean-Francois Moine <moinejf@free.fr> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video')
-rw-r--r--drivers/media/video/gspca/gspca.c3
-rw-r--r--drivers/media/video/gspca/gspca.h1
2 files changed, 4 insertions, 0 deletions
diff --git a/drivers/media/video/gspca/gspca.c b/drivers/media/video/gspca/gspca.c
index 6915db2d36d..369eddd352c 100644
--- a/drivers/media/video/gspca/gspca.c
+++ b/drivers/media/video/gspca/gspca.c
@@ -1158,10 +1158,13 @@ static int vidioc_queryctrl(struct file *file, void *priv,
}
} else {
ctrls = get_ctrl(gspca_dev, id);
+ i = ctrls - gspca_dev->sd_desc->ctrls;
}
if (ctrls == NULL)
return -EINVAL;
memcpy(q_ctrl, ctrls, sizeof *q_ctrl);
+ if (gspca_dev->ctrl_inac & (1 << i))
+ q_ctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
return 0;
}
diff --git a/drivers/media/video/gspca/gspca.h b/drivers/media/video/gspca/gspca.h
index 1d761d7cefc..d59a684056c 100644
--- a/drivers/media/video/gspca/gspca.h
+++ b/drivers/media/video/gspca/gspca.h
@@ -143,6 +143,7 @@ struct gspca_dev {
struct cam cam; /* device information */
const struct sd_desc *sd_desc; /* subdriver description */
unsigned ctrl_dis; /* disabled controls (bit map) */
+ unsigned ctrl_inac; /* inactive controls (bit map) */
#define USB_BUF_SZ 64
__u8 *usb_buf; /* buffer for USB exchanges */