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authorPaul Mundt <lethal@linux-sh.org>2012-05-19 18:50:09 +0900
committerPaul Mundt <lethal@linux-sh.org>2012-05-19 18:50:09 +0900
commite24cca19babe33a7d05712df041f5abbeca4f1bf (patch)
tree59eac5df17932f08b2283ecf036dec2698f79d5f /arch/sh/drivers
parent2ff9f317f15b7c3bd95273a7f04ca0b148850104 (diff)
downloadlinux-e24cca19babe33a7d05712df041f5abbeca4f1bf.tar.bz2
sh: Kill off MAX_DMA_ADDRESS leftovers.
We don't support the ISA DMA API, so this is only ever misused. The dma-sh case inadvertently broke the dreamcast case by testing the wrong variable for the total number of channels, so this fixes that up too. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/drivers')
-rw-r--r--arch/sh/drivers/dma/Kconfig17
-rw-r--r--arch/sh/drivers/dma/dma-sysfs.c2
2 files changed, 1 insertions, 18 deletions
diff --git a/arch/sh/drivers/dma/Kconfig b/arch/sh/drivers/dma/Kconfig
index 4d58eb0973d4..cfd5b90a8628 100644
--- a/arch/sh/drivers/dma/Kconfig
+++ b/arch/sh/drivers/dma/Kconfig
@@ -40,23 +40,6 @@ config NR_ONCHIP_DMA_CHANNELS
DMAC supports. This will be 4 for SH7750/SH7751/Sh7750S/SH7091 and 8 for the
SH7750R/SH7751R/SH7760, 12 for the SH7723/SH7780/SH7785/SH7724, default is 6.
-config NR_DMA_CHANNELS_BOOL
- depends on SH_DMA
- bool "Override default number of maximum DMA channels"
- help
- This allows you to forcibly update the maximum number of supported
- DMA channels for a given board. If this is unset, this will default
- to the number of channels that the on-chip DMAC has.
-
-config NR_DMA_CHANNELS
- int "Maximum number of DMA channels"
- depends on SH_DMA && NR_DMA_CHANNELS_BOOL
- default NR_ONCHIP_DMA_CHANNELS
- help
- This allows you to specify the maximum number of DMA channels to
- support. Setting this to a higher value allows for cascading DMACs
- with additional channels.
-
config SH_DMABRG
bool "SH7760 DMABRG support"
depends on CPU_SUBTYPE_SH7760
diff --git a/arch/sh/drivers/dma/dma-sysfs.c b/arch/sh/drivers/dma/dma-sysfs.c
index 67ee95603813..4b15feda54b0 100644
--- a/arch/sh/drivers/dma/dma-sysfs.c
+++ b/arch/sh/drivers/dma/dma-sysfs.c
@@ -29,7 +29,7 @@ static ssize_t dma_show_devices(struct device *dev,
ssize_t len = 0;
int i;
- for (i = 0; i < MAX_DMA_CHANNELS; i++) {
+ for (i = 0; i < 16; i++) {
struct dma_info *info = get_dma_info(i);
struct dma_channel *channel = get_dma_channel(i);