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DMA: PL08x: constify plchan->cd and plat->slave_channels

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We no longer write to the channel data structure, so we can make it
const throughout the driver.

Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
This commit is contained in:
Russell King - ARM Linux
2011-07-21 17:13:07 +01:00
committed by Vinod Koul
parent f14c426c72
commit fa020e7d04
1 changed files with 2 additions and 2 deletions
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4
include/linux/amba/pl08x.h
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@@ -172,7 +172,7 @@ struct pl08x_dma_chan {
int phychan_hold; int phychan_hold;
struct tasklet_struct tasklet; struct tasklet_struct tasklet;
char *name; char *name;
struct pl08x_channel_data *cd; const struct pl08x_channel_data *cd;
dma_addr_t src_addr; dma_addr_t src_addr;
dma_addr_t dst_addr; dma_addr_t dst_addr;
u32 src_cctl; u32 src_cctl;
@@ -205,7 +205,7 @@ struct pl08x_dma_chan {
* @mem_buses: buses which memory can be accessed from: PL08X_AHB1 | PL08X_AHB2 * @mem_buses: buses which memory can be accessed from: PL08X_AHB1 | PL08X_AHB2
*/ */
struct pl08x_platform_data { struct pl08x_platform_data {
struct pl08x_channel_data *slave_channels; const struct pl08x_channel_data *slave_channels;
unsigned int num_slave_channels; unsigned int num_slave_channels;
struct pl08x_channel_data memcpy_channel; struct pl08x_channel_data memcpy_channel;
int (*get_signal)(struct pl08x_dma_chan *); int (*get_signal)(struct pl08x_dma_chan *);