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media, video: move to dma_transfer_direction 

fixup usage of dma direction by introducing dma_transfer_direction,
this patch moves media and video drivers to use new enum

Cc: Mauro Carvalho Chehab <mchehab@infradead.org>
Cc: Paul Mundt <lethal@linux-sh.org>
Cc: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Acked-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Acked-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
This commit is contained in:
Vinod Koul 2011-10-14 10:39:23 +05:30
parent 20dd5a356e
commit 1003cab827
3 changed files with 4 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/media/video/mx3_camera.c
View File

@ -251,7 +251,7 @@ static int mx3_videobuf_prepare(struct vb2_buffer *vb)
sg_dma_len(sg) = new_size;
buf->txd = ichan->dma_chan.device->device_prep_slave_sg(
&ichan->dma_chan, sg, 1, DMA_FROM_DEVICE,
&ichan->dma_chan, sg, 1, DMA_DEV_TO_MEM,
DMA_PREP_INTERRUPT);
if (!buf->txd)
return -EIO;

2
drivers/media/video/timblogiw.c
View File

@ -564,7 +564,7 @@ static void buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb)
spin_unlock_irq(&fh->queue_lock);
desc = fh->chan->device->device_prep_slave_sg(fh->chan,
buf->sg, sg_elems, DMA_FROM_DEVICE,
buf->sg, sg_elems, DMA_DEV_TO_MEM,
DMA_PREP_INTERRUPT | DMA_COMPL_SKIP_SRC_UNMAP);
if (!desc) {
spin_lock_irq(&fh->queue_lock);

4
drivers/video/mx3fb.c
View File

@ -334,7 +334,7 @@ static void sdc_enable_channel(struct mx3fb_info *mx3_fbi)
/* This enables the channel */
if (mx3_fbi->cookie < 0) {
mx3_fbi->txd = dma_chan->device->device_prep_slave_sg(dma_chan,
&mx3_fbi->sg[0], 1, DMA_TO_DEVICE, DMA_PREP_INTERRUPT);
&mx3_fbi->sg[0], 1, DMA_MEM_TO_DEV, DMA_PREP_INTERRUPT);
if (!mx3_fbi->txd) {
dev_err(mx3fb->dev, "Cannot allocate descriptor on %d\n",
dma_chan->chan_id);
@ -1104,7 +1104,7 @@ static int mx3fb_pan_display(struct fb_var_screeninfo *var,
async_tx_ack(mx3_fbi->txd);
txd = dma_chan->device->device_prep_slave_sg(dma_chan, sg +
mx3_fbi->cur_ipu_buf, 1, DMA_TO_DEVICE, DMA_PREP_INTERRUPT);
mx3_fbi->cur_ipu_buf, 1, DMA_MEM_TO_DEV, DMA_PREP_INTERRUPT);
if (!txd) {
dev_err(fbi->device,
"Error preparing a DMA transaction descriptor.\n");