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mmc: omap_hsmmc: compile out write support if not needed

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This reduces the size of the binary by about 196 bytes.

Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com>
Tested-by: Adam Ford <aford173@gmail.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
This commit is contained in:
Jean-Jacques Hiblot 2018-02-23 10:40:17 +01:00 committed by Jaehoon Chung
parent 45530e3943
commit c7d08d80c3
1 changed files with 9 additions and 2 deletions
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11
drivers/mmc/omap_hsmmc.c
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@ -1181,8 +1181,9 @@ static int mmc_read_data(struct hsmmc *mmc_base, char *buf, unsigned int size)
return 0;
}
#if CONFIG_IS_ENABLED(MMC_WRITE)
static int mmc_write_data(struct hsmmc *mmc_base, const char *buf,
unsigned int size)
unsigned int size)
{
unsigned int *input_buf = (unsigned int *)buf;
unsigned int mmc_stat;
@ -1235,7 +1236,13 @@ static int mmc_write_data(struct hsmmc *mmc_base, const char *buf,
}
return 0;
}
#else
static int mmc_write_data(struct hsmmc *mmc_base, const char *buf,
unsigned int size)
{
return -ENOTSUPP;
}
#endif
static void omap_hsmmc_stop_clock(struct hsmmc *mmc_base)
{
writel(readl(&mmc_base->sysctl) & ~CEN_ENABLE, &mmc_base->sysctl);