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mmc: sdhci: fix cache flush 

Only flush the memory range needed.

Signed-off-by: Lei Wen <leiwen@marvell.com>
This commit is contained in:
Lei Wen 2011-10-08 04:14:54 +00:00 committed by Andy Fleming
parent fe8f7066d3
commit 2c2ec4c969
1 changed files with 1 additions and 1 deletions
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2
drivers/mmc/sdhci.c
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@ -196,7 +196,7 @@ int sdhci_send_command(struct mmc *mmc, struct mmc_cmd *cmd,
sdhci_writel(host, cmd->cmdarg, SDHCI_ARGUMENT); sdhci_writel(host, cmd->cmdarg, SDHCI_ARGUMENT);
#ifdef CONFIG_MMC_SDMA #ifdef CONFIG_MMC_SDMA
flush_cache(0, ~0); flush_cache(start_addr, trans_bytes);
#endif #endif
sdhci_writew(host, SDHCI_MAKE_CMD(cmd->cmdidx, flags), SDHCI_COMMAND); sdhci_writew(host, SDHCI_MAKE_CMD(cmd->cmdidx, flags), SDHCI_COMMAND);
do { do {