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spi, serial: move to dma_transfer_direction

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

Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
Cc: Grant Likely <grant.likely@secretlab.ca>
Cc: Alan Cox <alan@linux.intel.com>
Acked-by: Mika Westerberg <mika.westerberg@iki.fi>
This commit is contained in:
Vinod Koul
2011-10-14 10:47:38 +05:30
parent 05f5799cbe
commit a485df4b44
7 changed files with 24 additions and 21 deletions
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4
drivers/tty/serial/sh-sci.c
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@@ -1207,7 +1207,7 @@ static void sci_submit_rx(struct sci_port *s)
struct dma_async_tx_descriptor *desc;
desc = chan->device->device_prep_slave_sg(chan,
sg, 1, DMA_FROM_DEVICE, DMA_PREP_INTERRUPT);
sg, 1, DMA_DEV_TO_MEM, DMA_PREP_INTERRUPT);
if (desc) {
s->desc_rx[i] = desc;
@@ -1322,7 +1322,7 @@ static void work_fn_tx(struct work_struct *work)
BUG_ON(!sg_dma_len(sg));
desc = chan->device->device_prep_slave_sg(chan,
sg, s->sg_len_tx, DMA_TO_DEVICE,
sg, s->sg_len_tx, DMA_MEM_TO_DEV,
DMA_PREP_INTERRUPT | DMA_CTRL_ACK);
if (!desc) {
/* switch to PIO */