From cc634e283659096e792f9515e6a9268b58179954 Mon Sep 17 00:00:00 2001 From: Yangbo Lu Date: Thu, 12 May 2016 19:12:58 +0800 Subject: [PATCH] mmc: fsl_esdhc: fix check_and_invalidate_dcache_range function In function check_and_invalidate_dcache_range(), there are incorrect start address and end address of the dcache range calculated for Layerscape platforms. This patch is to fix this issue. Signed-off-by: Yangbo Lu Reviewed-by: York Sun --- drivers/mmc/fsl_esdhc.c | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-) diff --git a/drivers/mmc/fsl_esdhc.c b/drivers/mmc/fsl_esdhc.c index 3acf9e8820..57ad9754f5 100644 --- a/drivers/mmc/fsl_esdhc.c +++ b/drivers/mmc/fsl_esdhc.c @@ -308,14 +308,10 @@ static int esdhc_setup_data(struct mmc *mmc, struct mmc_data *data) static void check_and_invalidate_dcache_range (struct mmc_cmd *cmd, struct mmc_data *data) { -#ifdef CONFIG_FSL_LAYERSCAPE unsigned start = 0; -#else - unsigned start = (unsigned)data->dest ; -#endif + unsigned end = 0; unsigned size = roundup(ARCH_DMA_MINALIGN, data->blocks*data->blocksize); - unsigned end = start+size ; #ifdef CONFIG_FSL_LAYERSCAPE dma_addr_t addr; @@ -324,7 +320,10 @@ static void check_and_invalidate_dcache_range printf("Error found for upper 32 bits\n"); else start = lower_32_bits(addr); +#else + start = (unsigned)data->dest; #endif + end = start + size; invalidate_dcache_range(start, end); } -- 2.39.5