mirror of https://gitee.com/openkylin/linux.git
V4L/DVB (13421): gspca - main: Clearer message when bandwidth too small.
Signed-off-by: Jean-Francois Moine <moinejf@free.fr> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
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@ -657,15 +657,19 @@ static int gspca_init_transfer(struct gspca_dev *gspca_dev)
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}
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if (ret >= 0)
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break;
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PDEBUG(D_ERR|D_STREAM,
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"usb_submit_urb alt %d err %d", gspca_dev->alt, ret);
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gspca_dev->streaming = 0;
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destroy_urbs(gspca_dev);
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if (ret != -ENOSPC)
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if (ret != -ENOSPC) {
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PDEBUG(D_ERR|D_STREAM,
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"usb_submit_urb alt %d err %d",
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gspca_dev->alt, ret);
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goto out;
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}
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/* the bandwidth is not wide enough
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* negociate or try a lower alternate setting */
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PDEBUG(D_ERR|D_STREAM,
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"bandwidth not wide enough - trying again");
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msleep(20); /* wait for kill complete */
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if (gspca_dev->sd_desc->isoc_nego) {
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ret = gspca_dev->sd_desc->isoc_nego(gspca_dev);
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