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yaml
---
r: 321143
b: refs/heads/master
c: ed91c13
h: refs/heads/master
i:
  321141: 711a7dc
  321139: 1371f0e
  321135: 36f654c
v: v3
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Russell King committed Jul 1, 2012
1 parent 8114391 commit 9d6d597
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Showing 2 changed files with 8 additions and 9 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 550ec36f507177470a394c4dfffcaf986ca25818
refs/heads/master: ed91c13d29d1542fddbb053015d62781faca93e1
15 changes: 7 additions & 8 deletions trunk/drivers/dma/amba-pl08x.c
Original file line number Diff line number Diff line change
Expand Up @@ -239,8 +239,7 @@ struct pl08x_dma_chan {
struct tasklet_struct tasklet;
const char *name;
const struct pl08x_channel_data *cd;
dma_addr_t src_addr;
dma_addr_t dst_addr;
struct dma_slave_config cfg;
u32 src_cctl;
u32 dst_cctl;
enum dma_transfer_direction runtime_direction;
Expand Down Expand Up @@ -1245,6 +1244,8 @@ static int dma_set_runtime_config(struct dma_chan *chan,
return -EINVAL;
}

plchan->cfg = *config;

cctl |= width << PL080_CONTROL_SWIDTH_SHIFT;
cctl |= width << PL080_CONTROL_DWIDTH_SHIFT;

Expand All @@ -1263,12 +1264,10 @@ static int dma_set_runtime_config(struct dma_chan *chan,
plchan->device_fc = config->device_fc;

if (plchan->runtime_direction == DMA_DEV_TO_MEM) {
plchan->src_addr = config->src_addr;
plchan->src_cctl = pl08x_cctl(cctl) | PL080_CONTROL_DST_INCR |
pl08x_select_bus(plchan->cd->periph_buses,
pl08x->mem_buses);
} else {
plchan->dst_addr = config->dst_addr;
plchan->dst_cctl = pl08x_cctl(cctl) | PL080_CONTROL_SRC_INCR |
pl08x_select_bus(pl08x->mem_buses,
plchan->cd->periph_buses);
Expand Down Expand Up @@ -1482,10 +1481,10 @@ static struct dma_async_tx_descriptor *pl08x_prep_slave_sg(

if (direction == DMA_MEM_TO_DEV) {
txd->cctl = plchan->dst_cctl;
slave_addr = plchan->dst_addr;
slave_addr = plchan->cfg.dst_addr;
} else if (direction == DMA_DEV_TO_MEM) {
txd->cctl = plchan->src_cctl;
slave_addr = plchan->src_addr;
slave_addr = plchan->cfg.src_addr;
} else {
pl08x_free_txd(pl08x, txd);
dev_err(&pl08x->adev->dev,
Expand Down Expand Up @@ -1790,8 +1789,8 @@ static void pl08x_dma_slave_init(struct pl08x_dma_chan *chan)

chan->slave = true;
chan->name = chan->cd->bus_id;
chan->src_addr = chan->cd->addr;
chan->dst_addr = chan->cd->addr;
chan->cfg.src_addr = chan->cd->addr;
chan->cfg.dst_addr = chan->cd->addr;
chan->src_cctl = cctl | PL080_CONTROL_DST_INCR |
pl08x_select_bus(chan->cd->periph_buses, chan->host->mem_buses);
chan->dst_cctl = cctl | PL080_CONTROL_SRC_INCR |
Expand Down

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