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dmaengine: move drivers to dma_transfer_direction

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fixup usage of dma direction by introducing dma_transfer_direction,
this patch moves dma/drivers/* to use new enum

Cc: Jassi Brar <jaswinder.singh@linaro.org>
Cc: Russell King <rmk+kernel@arm.linux.org.uk>
Cc: Viresh Kumar <viresh.kumar@st.com>
Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Nicolas Ferre <nicolas.ferre@atmel.com>
Cc: Mika Westerberg <mika.westerberg@iki.fi>
Cc: H Hartley Sweeten <hartleys@visionengravers.com>
Cc: Li Yang <leoli@freescale.com>
Cc: Zhang Wei <zw@zh-kernel.org>
Cc: Sascha Hauer <s.hauer@pengutronix.de>
Cc: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Cc: Shawn Guo <shawn.guo@freescale.com>
Cc: Yong Wang <yong.y.wang@intel.com>
Cc: Tomoya MORINAGA <tomoya-linux@dsn.lapis-semi.com>
Cc: Boojin Kim <boojin.kim@samsung.com>
Cc: Barry Song <Baohua.Song@csr.com>
Acked-by: Mika Westerberg <mika.westerberg@iki.fi>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Viresh Kumar <viresh.kumar@st.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
This commit is contained in:
Vinod Koul
2011-10-13 22:34:23 +05:30
parent 49920bc669
commit db8196df4b
25 changed files with 150 additions and 152 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
drivers/dma/txx9dmac.c
View File

@@ -845,7 +845,7 @@ txx9dmac_prep_dma_memcpy(struct dma_chan *chan, dma_addr_t dest, dma_addr_t src,
static struct dma_async_tx_descriptor *
txx9dmac_prep_slave_sg(struct dma_chan *chan, struct scatterlist *sgl,
unsigned int sg_len, enum dma_data_direction direction,
unsigned int sg_len, enum dma_transfer_direction direction,
unsigned long flags)
{
struct txx9dmac_chan *dc = to_txx9dmac_chan(chan);
@@ -860,9 +860,9 @@ txx9dmac_prep_slave_sg(struct dma_chan *chan, struct scatterlist *sgl,
BUG_ON(!ds || !ds->reg_width);
if (ds->tx_reg)
BUG_ON(direction != DMA_TO_DEVICE);
BUG_ON(direction != DMA_MEM_TO_DEV);
else
BUG_ON(direction != DMA_FROM_DEVICE);
BUG_ON(direction != DMA_DEV_TO_MEM);
if (unlikely(!sg_len))
return NULL;
@@ -882,7 +882,7 @@ txx9dmac_prep_slave_sg(struct dma_chan *chan, struct scatterlist *sgl,
mem = sg_dma_address(sg);
if (__is_dmac64(ddev)) {
if (direction == DMA_TO_DEVICE) {
if (direction == DMA_MEM_TO_DEV) {
desc->hwdesc.SAR = mem;
desc->hwdesc.DAR = ds->tx_reg;
} else {
@@ -891,7 +891,7 @@ txx9dmac_prep_slave_sg(struct dma_chan *chan, struct scatterlist *sgl,
}
desc->hwdesc.CNTR = sg_dma_len(sg);
} else {
if (direction == DMA_TO_DEVICE) {
if (direction == DMA_MEM_TO_DEV) {
desc->hwdesc32.SAR = mem;
desc->hwdesc32.DAR = ds->tx_reg;
} else {
@@ -900,7 +900,7 @@ txx9dmac_prep_slave_sg(struct dma_chan *chan, struct scatterlist *sgl,
}
desc->hwdesc32.CNTR = sg_dma_len(sg);
}
if (direction == DMA_TO_DEVICE) {
if (direction == DMA_MEM_TO_DEV) {
sai = ds->reg_width;
dai = 0;
} else {