diff options
| author | Russell King - ARM Linux <linux@arm.linux.org.uk> | 2011-01-03 22:43:35 +0000 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2011-01-04 19:16:13 -0800 |
| commit | d7244e9a27a3da27d62aabf560ee828d7991493e (patch) | |
| tree | a745ef1a7b87208738f379532d10a8932751abb4 | |
| parent | 542361f8e385355c68e263eba49d4306739b9220 (diff) | |
ARM: PL08x: shrink srcbus/dstbus in txd structure
We only need to store the dma address.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Acked-by: Linus Walleij <linus.walleij@stericsson.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
| -rw-r--r-- | drivers/dma/amba-pl08x.c | 20 | ||||
| -rw-r--r-- | include/linux/amba/pl08x.h | 4 |
2 files changed, 12 insertions, 12 deletions
diff --git a/drivers/dma/amba-pl08x.c b/drivers/dma/amba-pl08x.c index 39970c5038d6..8d8d33ce5684 100644 --- a/drivers/dma/amba-pl08x.c +++ b/drivers/dma/amba-pl08x.c @@ -595,8 +595,8 @@ static int pl08x_fill_llis_for_desc(struct pl08x_driver_data *pl08x, bd.txd = txd; bd.pl08x = pl08x; - bd.srcbus.addr = txd->srcbus.addr; - bd.dstbus.addr = txd->dstbus.addr; + bd.srcbus.addr = txd->src_addr; + bd.dstbus.addr = txd->dst_addr; /* Find maximum width of the source bus */ bd.srcbus.maxwidth = @@ -1313,8 +1313,8 @@ static struct dma_async_tx_descriptor *pl08x_prep_dma_memcpy( } txd->direction = DMA_NONE; - txd->srcbus.addr = src; - txd->dstbus.addr = dest; + txd->src_addr = src; + txd->dst_addr = dest; txd->len = len; /* Set platform data for m2m */ @@ -1393,21 +1393,21 @@ static struct dma_async_tx_descriptor *pl08x_prep_slave_sg( if (direction == DMA_TO_DEVICE) { txd->ccfg |= PL080_FLOW_MEM2PER << PL080_CONFIG_FLOW_CONTROL_SHIFT; txd->cctl |= PL080_CONTROL_SRC_INCR; - txd->srcbus.addr = sgl->dma_address; + txd->src_addr = sgl->dma_address; if (plchan->runtime_addr) - txd->dstbus.addr = plchan->runtime_addr; + txd->dst_addr = plchan->runtime_addr; else - txd->dstbus.addr = plchan->cd->addr; + txd->dst_addr = plchan->cd->addr; src_buses = pl08x->mem_buses; dst_buses = plchan->cd->periph_buses; } else if (direction == DMA_FROM_DEVICE) { txd->ccfg |= PL080_FLOW_PER2MEM << PL080_CONFIG_FLOW_CONTROL_SHIFT; txd->cctl |= PL080_CONTROL_DST_INCR; if (plchan->runtime_addr) - txd->srcbus.addr = plchan->runtime_addr; + txd->src_addr = plchan->runtime_addr; else - txd->srcbus.addr = plchan->cd->addr; - txd->dstbus.addr = sgl->dma_address; + txd->src_addr = plchan->cd->addr; + txd->dst_addr = sgl->dma_address; src_buses = plchan->cd->periph_buses; dst_buses = pl08x->mem_buses; } else { diff --git a/include/linux/amba/pl08x.h b/include/linux/amba/pl08x.h index f858651027fd..4e9e71860e1c 100644 --- a/include/linux/amba/pl08x.h +++ b/include/linux/amba/pl08x.h @@ -114,8 +114,8 @@ struct pl08x_txd { struct dma_async_tx_descriptor tx; struct list_head node; enum dma_data_direction direction; - struct pl08x_bus_data srcbus; - struct pl08x_bus_data dstbus; + dma_addr_t src_addr; + dma_addr_t dst_addr; size_t len; dma_addr_t llis_bus; void *llis_va; |