[media] marvell-ccic: refine mcam_set_contig_buffer function
This patch refines mcam_set_contig_buffer() in mcam core. It can remove redundant code line and enhance readability. Signed-off-by: Albert Wang <twang13@marvell.com> Signed-off-by: Libin Yang <lbyang@marvell.com> Acked-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Acked-by: Jonathan Corbet <corbet@lwn.net> Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
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@ -481,22 +481,21 @@ static void mcam_set_contig_buffer(struct mcam_camera *cam, int frame)
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*/
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if (list_empty(&cam->buffers)) {
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buf = cam->vb_bufs[frame ^ 0x1];
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cam->vb_bufs[frame] = buf;
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mcam_reg_write(cam, frame == 0 ? REG_Y0BAR : REG_Y1BAR,
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vb2_dma_contig_plane_dma_addr(&buf->vb_buf, 0));
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set_bit(CF_SINGLE_BUFFER, &cam->flags);
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cam->frame_state.singles++;
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return;
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} else {
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/*
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* OK, we have a buffer we can use.
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*/
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buf = list_first_entry(&cam->buffers, struct mcam_vb_buffer,
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queue);
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list_del_init(&buf->queue);
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clear_bit(CF_SINGLE_BUFFER, &cam->flags);
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}
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/*
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* OK, we have a buffer we can use.
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*/
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buf = list_first_entry(&cam->buffers, struct mcam_vb_buffer, queue);
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list_del_init(&buf->queue);
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cam->vb_bufs[frame] = buf;
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mcam_reg_write(cam, frame == 0 ? REG_Y0BAR : REG_Y1BAR,
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vb2_dma_contig_plane_dma_addr(&buf->vb_buf, 0));
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cam->vb_bufs[frame] = buf;
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clear_bit(CF_SINGLE_BUFFER, &cam->flags);
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}
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/*
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