예제 #1
0
void m2m1shot_dma_addr_unmap(struct device *dev,
			struct m2m1shot_buffer_dma *buf, int plane_idx)
{
	struct m2m1shot_buffer_plane_dma *plane = &buf->plane[plane_idx];

	if (plane->dmabuf)
		ion_iovmm_unmap(plane->attachment, plane->dma_addr);
	else
		iovmm_unmap(dev, plane->dma_addr);

	plane->dma_addr = 0;
}
예제 #2
0
void decon_free_sec_dma_buf(int plane)
{
	struct decon_device *decon = get_decon_drvdata(0); /* 0: decon Int ID */ 

	if (IS_ERR_VALUE(dma.dma_addr) || !dma.dma_buf)
		return;

	ion_iovmm_unmap(dma.attachment, dma.dma_addr);

	dma_buf_unmap_attachment(dma.attachment, dma.sg_table,
		DMA_TO_DEVICE);

	exynos_ion_sync_dmabuf_for_cpu(decon->dev, dma.dma_buf,
				dma.dma_buf->size, DMA_FROM_DEVICE);

	dma_buf_detach(dma.dma_buf, dma.attachment);
	memset(&dma, 0, sizeof(dma));
}