From: Ian Armstrong Date: Sun, 21 Oct 2007 11:09:10 +0000 (-0300) Subject: V4L/DVB (6714): ivtv: yuv frame parameter fix X-Git-Tag: v2.6.25-rc1~1235^2~267 X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=166983cdfbb2779bec98de89927669ed4c9ff8f2;p=linux-2.6 V4L/DVB (6714): ivtv: yuv frame parameter fix Inadvertently missed a line when converting code to new hardware buffering method. In some circumstances, this would lead to a frame being displayed using parameters belonging to another frame. Signed-off-by: Ian Armstrong Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/media/video/ivtv/ivtv-irq.c b/drivers/media/video/ivtv/ivtv-irq.c index fc8eac0958..8c00d8f6d4 100644 --- a/drivers/media/video/ivtv/ivtv-irq.c +++ b/drivers/media/video/ivtv/ivtv-irq.c @@ -797,7 +797,7 @@ static void ivtv_irq_vsync(struct ivtv *itv) /* Check if we need to update the yuv registers */ if ((yi->yuv_forced_update || yi->new_frame_info[last_dma_frame].update) && last_dma_frame != -1) { if (!yi->new_frame_info[last_dma_frame].update) - last_dma_frame = (last_dma_frame - 1) & 3; + last_dma_frame = (u8)(last_dma_frame - 1) % IVTV_YUV_BUFFERS; if (yi->new_frame_info[last_dma_frame].src_w) { yi->update_frame = last_dma_frame;