Commit ab269d30 authored by Hans de Goede's avatar Hans de Goede Committed by Mauro Carvalho Chehab

V4L/DVB (13994): gscpa_stv0680: Fix camera initialization on hotplug

stv0680 cameras currently only work when already plugged in when the system
boots (or when manually re-loading the driver after boot). This patch fixes
this.
Signed-off-by: default avatarHans de Goede <hdegoede@redhat.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent 9336960d
...@@ -138,6 +138,10 @@ static int sd_config(struct gspca_dev *gspca_dev, ...@@ -138,6 +138,10 @@ static int sd_config(struct gspca_dev *gspca_dev,
struct sd *sd = (struct sd *) gspca_dev; struct sd *sd = (struct sd *) gspca_dev;
struct cam *cam = &gspca_dev->cam; struct cam *cam = &gspca_dev->cam;
/* Give the camera some time to settle, otherwise initalization will
fail on hotplug, and yes it really needs a full second. */
msleep(1000);
/* ping camera to be sure STV0680 is present */ /* ping camera to be sure STV0680 is present */
if (stv_sndctrl(gspca_dev, 0, 0x88, 0x5678, 0x02) != 0x02 || if (stv_sndctrl(gspca_dev, 0, 0x88, 0x5678, 0x02) != 0x02 ||
gspca_dev->usb_buf[0] != 0x56 || gspca_dev->usb_buf[1] != 0x78) { gspca_dev->usb_buf[0] != 0x56 || gspca_dev->usb_buf[1] != 0x78) {
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment