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mmc: sh_mmcif: make DMA support by the driver unconditional

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Simplify the driver by removing the possibility to build it without the DMA
support and remove the respective Kconfig parameter.

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Acked-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Guennadi Liakhovetski 2010-12-29 07:59:25 +00:00 committed by Paul Mundt
parent d8e7943d82
commit f7dd3611c8
2 changed files with 0 additions and 26 deletions
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6
drivers/mmc/host/Kconfig
View file

@ -466,12 +466,6 @@ config MMC_SH_MMCIF
This driver supports MMCIF in sh7724/sh7757/sh7372.
config SH_MMCIF_DMA
bool "Use DMA for MMCIF"
depends on MMC_SH_MMCIF
help
Use SH dma-engine driver for data transfer
config MMC_JZ4740
tristate "JZ4740 SD/Multimedia Card Interface support"
depends on MACH_JZ4740

20
drivers/mmc/host/sh_mmcif.c
View file

@ -184,7 +184,6 @@ static inline void sh_mmcif_bitclr(struct sh_mmcif_host *host,
writel(~val & readl(host->addr + reg), host->addr + reg);
}
#ifdef CONFIG_SH_MMCIF_DMA
static void mmcif_dma_complete(void *arg)
{
struct sh_mmcif_host *host = arg;
@ -367,25 +366,6 @@ static void sh_mmcif_release_dma(struct sh_mmcif_host *host)
host->dma_sglen = 0;
}
#else
static void sh_mmcif_start_dma_tx(struct sh_mmcif_host *host)
{
}
static void sh_mmcif_start_dma_rx(struct sh_mmcif_host *host)
{
}
static void sh_mmcif_request_dma(struct sh_mmcif_host *host,
struct sh_mmcif_plat_data *pdata)
{
/* host->chan_tx, host->chan_tx and host->dma_sglen are all zero */
}
static void sh_mmcif_release_dma(struct sh_mmcif_host *host)
{
}
#endif
static void sh_mmcif_clock_control(struct sh_mmcif_host *host, unsigned int clk)
{