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V4L/DVB (7279): ivtv: Add missing sg_init_table()

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If a dma transfer is attempted for either yuv or framebuffer output, a missing
sg_init_table() call causes a kernel BUG in scatterlist.h if CONFIG_DEBUG_SG
is set.

Signed-off-by: Ian Armstrong <ian@iarmst.demon.co.uk>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Ian Armstrong 2008-02-26 16:09:00 -03:00 committed by Mauro Carvalho Chehab
parent c030f5e697
commit 165e1213e1
1 changed files with 3 additions and 0 deletions
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3
drivers/media/video/ivtv/ivtv-driver.c
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@ -699,6 +699,9 @@ static int __devinit ivtv_init_struct1(struct ivtv *itv)
itv->vbi.in.type = V4L2_BUF_TYPE_SLICED_VBI_CAPTURE;
itv->vbi.sliced_in = &itv->vbi.in.fmt.sliced;
/* Init the sg table for osd/yuv output */
sg_init_table(itv->udma.SGlist, IVTV_DMA_SG_OSD_ENT);
/* OSD */
itv->osd_global_alpha_state = 1;
itv->osd_global_alpha = 255;