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

drivers/media/video/gspca/stv0680.c

+4 −0
Original line number Diff line number Diff line
@@ -138,6 +138,10 @@ static int sd_config(struct gspca_dev *gspca_dev, 
	struct sd *sd = (struct sd *) gspca_dev;

	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 */

	if (stv_sndctrl(gspca_dev, 0, 0x88, 0x5678, 0x02) != 0x02 ||

	    gspca_dev->usb_buf[0] != 0x56 || gspca_dev->usb_buf[1] != 0x78) {