From 388a6d54168923d0243d4c752586e87231a75291 Mon Sep 17 00:00:00 2001 From: Hans de Goede Date: Thu, 7 Jan 2010 15:31:48 -0300 Subject: [PATCH] V4L/DVB (13996): gspca_stv0680: Fix streaming on vga cameras Streaming of VGA stv0680 based cams (instead of CIF ones) failed, because we were using the wrong control pipe for certain commands, this patch fixes this. Signed-off-by: Hans de Goede Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/gspca/stv0680.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/drivers/media/video/gspca/stv0680.c b/drivers/media/video/gspca/stv0680.c index 7312bf43113b..e50dd7693f74 100644 --- a/drivers/media/video/gspca/stv0680.c +++ b/drivers/media/video/gspca/stv0680.c @@ -53,24 +53,28 @@ static int stv_sndctrl(struct gspca_dev *gspca_dev, int set, u8 req, u16 val, { int ret = -1; u8 req_type = 0; + unsigned int pipe = 0; switch (set) { case 0: /* 0xc1 */ req_type = USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_ENDPOINT; + pipe = usb_rcvctrlpipe(gspca_dev->dev, 0); break; case 1: /* 0x41 */ req_type = USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_ENDPOINT; + pipe = usb_sndctrlpipe(gspca_dev->dev, 0); break; case 2: /* 0x80 */ req_type = USB_DIR_IN | USB_RECIP_DEVICE; + pipe = usb_rcvctrlpipe(gspca_dev->dev, 0); break; case 3: /* 0x40 */ req_type = USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE; + pipe = usb_sndctrlpipe(gspca_dev->dev, 0); break; } - ret = usb_control_msg(gspca_dev->dev, - usb_rcvctrlpipe(gspca_dev->dev, 0), + ret = usb_control_msg(gspca_dev->dev, pipe, req, req_type, val, 0, gspca_dev->usb_buf, size, 500); @@ -173,6 +177,8 @@ static int sd_config(struct gspca_dev *gspca_dev, PDEBUG(D_PROBE, "Camera supports CIF mode"); if (gspca_dev->usb_buf[7] & 0x02) PDEBUG(D_PROBE, "Camera supports VGA mode"); + if (gspca_dev->usb_buf[7] & 0x04) + PDEBUG(D_PROBE, "Camera supports QCIF mode"); if (gspca_dev->usb_buf[7] & 0x08) PDEBUG(D_PROBE, "Camera supports QVGA mode"); -- GitLab