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fsldma: rename dest to dst for uniformity

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Most functions in the standard library use "dst" as a parameter, rather
than "dest". This renames all use of "dest" to "dst" to match the usual
convention.

Signed-off-by: Ira W. Snyder <iws@ovro.caltech.edu>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
This commit is contained in:
Ira Snyder 2010-01-06 13:34:02 +00:00 committed by Dan Williams
parent a4f56d4b10
commit 738f5f7e1a
2 changed files with 17 additions and 17 deletions
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32
drivers/dma/fsldma.c
View File

@ -90,14 +90,14 @@ static void set_desc_src(struct fsldma_chan *fsl_chan,
hw->src_addr = CPU_TO_DMA(fsl_chan, snoop_bits | src, 64);
}
static void set_desc_dest(struct fsldma_chan *fsl_chan,
struct fsl_dma_ld_hw *hw, dma_addr_t dest)
static void set_desc_dst(struct fsldma_chan *fsl_chan,
struct fsl_dma_ld_hw *hw, dma_addr_t dst)
{
u64 snoop_bits;
snoop_bits = ((fsl_chan->feature & FSL_DMA_IP_MASK) == FSL_DMA_IP_85XX)
? ((u64)FSL_DMA_DATR_DWRITETYPE_SNOOP_WRITE << 32) : 0;
hw->dst_addr = CPU_TO_DMA(fsl_chan, snoop_bits | dest, 64);
hw->dst_addr = CPU_TO_DMA(fsl_chan, snoop_bits | dst, 64);
}
static void set_desc_next(struct fsldma_chan *fsl_chan,
@ -253,7 +253,7 @@ static void fsl_chan_set_src_loop_size(struct fsldma_chan *fsl_chan, int size)
}
/**
* fsl_chan_set_dest_loop_size - Set destination address hold transfer size
* fsl_chan_set_dst_loop_size - Set destination address hold transfer size
* @fsl_chan : Freescale DMA channel
* @size : Address loop size, 0 for disable loop
*
@ -263,7 +263,7 @@ static void fsl_chan_set_src_loop_size(struct fsldma_chan *fsl_chan, int size)
* write data to TA, TA + 1, TA + 2, TA + 3, then loop back to TA,
* TA + 1 ... and so on.
*/
static void fsl_chan_set_dest_loop_size(struct fsldma_chan *fsl_chan, int size)
static void fsl_chan_set_dst_loop_size(struct fsldma_chan *fsl_chan, int size)
{
u32 mode;
@ -486,7 +486,7 @@ fsl_dma_prep_interrupt(struct dma_chan *chan, unsigned long flags)
}
static struct dma_async_tx_descriptor *fsl_dma_prep_memcpy(
struct dma_chan *chan, dma_addr_t dma_dest, dma_addr_t dma_src,
struct dma_chan *chan, dma_addr_t dma_dst, dma_addr_t dma_src,
size_t len, unsigned long flags)
{
struct fsldma_chan *fsl_chan;
@ -519,7 +519,7 @@ static struct dma_async_tx_descriptor *fsl_dma_prep_memcpy(
set_desc_cnt(fsl_chan, &new->hw, copy);
set_desc_src(fsl_chan, &new->hw, dma_src);
set_desc_dest(fsl_chan, &new->hw, dma_dest);
set_desc_dst(fsl_chan, &new->hw, dma_dst);
if (!first)
first = new;
@ -532,7 +532,7 @@ static struct dma_async_tx_descriptor *fsl_dma_prep_memcpy(
prev = new;
len -= copy;
dma_src += copy;
dma_dest += copy;
dma_dst += copy;
/* Insert the link descriptor to the LD ring */
list_add_tail(&new->node, &first->tx_list);
@ -680,7 +680,7 @@ static struct dma_async_tx_descriptor *fsl_dma_prep_slave_sg(
/* Fill in the descriptor */
set_desc_cnt(fsl_chan, &new->hw, copy);
set_desc_src(fsl_chan, &new->hw, dma_src);
set_desc_dest(fsl_chan, &new->hw, dma_dst);
set_desc_dst(fsl_chan, &new->hw, dma_dst);
/*
* If this is not the first descriptor, chain the
@ -721,8 +721,8 @@ static struct dma_async_tx_descriptor *fsl_dma_prep_slave_sg(
if (fsl_chan->set_src_loop_size)
fsl_chan->set_src_loop_size(fsl_chan, slave->src_loop_size);
if (fsl_chan->set_dest_loop_size)
fsl_chan->set_dest_loop_size(fsl_chan, slave->dst_loop_size);
if (fsl_chan->set_dst_loop_size)
fsl_chan->set_dst_loop_size(fsl_chan, slave->dst_loop_size);
if (fsl_chan->toggle_ext_start)
fsl_chan->toggle_ext_start(fsl_chan, slave->external_start);
@ -867,7 +867,7 @@ static void fsl_chan_ld_cleanup(struct fsldma_chan *fsl_chan)
static void fsl_chan_xfer_ld_queue(struct fsldma_chan *fsl_chan)
{
struct list_head *ld_node;
dma_addr_t next_dest_addr;
dma_addr_t next_dst_addr;
unsigned long flags;
spin_lock_irqsave(&fsl_chan->desc_lock, flags);
@ -892,10 +892,10 @@ static void fsl_chan_xfer_ld_queue(struct fsldma_chan *fsl_chan)
if (ld_node != &fsl_chan->ld_queue) {
/* Get the ld start address from ld_queue */
next_dest_addr = to_fsl_desc(ld_node)->async_tx.phys;
next_dst_addr = to_fsl_desc(ld_node)->async_tx.phys;
dev_dbg(fsl_chan->dev, "xfer LDs staring from 0x%llx\n",
(unsigned long long)next_dest_addr);
set_cdar(fsl_chan, next_dest_addr);
(unsigned long long)next_dst_addr);
set_cdar(fsl_chan, next_dst_addr);
dma_start(fsl_chan);
} else {
set_cdar(fsl_chan, 0);
@ -1130,7 +1130,7 @@ static int __devinit fsl_dma_chan_probe(struct fsldma_device *fdev,
case FSL_DMA_IP_83XX:
new_fsl_chan->toggle_ext_start = fsl_chan_toggle_ext_start;
new_fsl_chan->set_src_loop_size = fsl_chan_set_src_loop_size;
new_fsl_chan->set_dest_loop_size = fsl_chan_set_dest_loop_size;
new_fsl_chan->set_dst_loop_size = fsl_chan_set_dst_loop_size;
new_fsl_chan->set_request_count = fsl_chan_set_request_count;
}

2
drivers/dma/fsldma.h
View File

@ -143,7 +143,7 @@ struct fsldma_chan {
void (*toggle_ext_pause)(struct fsldma_chan *fsl_chan, int enable);
void (*toggle_ext_start)(struct fsldma_chan *fsl_chan, int enable);
void (*set_src_loop_size)(struct fsldma_chan *fsl_chan, int size);
void (*set_dest_loop_size)(struct fsldma_chan *fsl_chan, int size);
void (*set_dst_loop_size)(struct fsldma_chan *fsl_chan, int size);
void (*set_request_count)(struct fsldma_chan *fsl_chan, int size);
};