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SH: constify multiple DMA related objects and references to them

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Lists of DMA channels and slaves are not changed, make them constant. Besides,
SH7724 channel and slave configuration of both DMA controllers is identical,
remove the extra copy of the configuration data.

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Guennadi Liakhovetski
2010-04-21 15:36:49 +00:00
committed by Paul Mundt
parent 6b6b18e62c
commit 5bac942db3
7 changed files with 30 additions and 67 deletions
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6
arch/sh/kernel/cpu/sh4a/setup-sh7780.c
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@@ -233,7 +233,7 @@ static struct platform_device rtc_device = {
};
/* DMA */
static struct sh_dmae_channel sh7780_dmae0_channels[] = {
static const struct sh_dmae_channel sh7780_dmae0_channels[] = {
{
.offset = 0,
.dmars = 0,
@@ -261,7 +261,7 @@ static struct sh_dmae_channel sh7780_dmae0_channels[] = {
}
};
static struct sh_dmae_channel sh7780_dmae1_channels[] = {
static const struct sh_dmae_channel sh7780_dmae1_channels[] = {
{
.offset = 0,
}, {
@@ -277,7 +277,7 @@ static struct sh_dmae_channel sh7780_dmae1_channels[] = {
}
};
static unsigned int ts_shift[] = TS_SHIFT;
static const unsigned int ts_shift[] = TS_SHIFT;
static struct sh_dmae_pdata dma0_platform_data = {
.channel = sh7780_dmae0_channels,