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update sdmmc when dma err stop and flush dma

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This commit is contained in:
lhh
2010-12-15 18:10:19 +08:00
parent 0ac1d90519
commit 7327c9c397
1 changed files with 7 additions and 3 deletions
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10
drivers/mmc/host/rk29_sdmmc.c
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@@ -418,9 +418,7 @@ static void rk29_sdmmc_dma_complete(void *arg, int size, enum rk29_dma_buffresul
if(host->use_dma == 0)
return;
dev_vdbg(&host->pdev->dev, "DMA complete\n");
if(result != RK29_RES_OK)
printk("%s: sdio dma complete err\n",__FUNCTION__);
spin_lock(&host->lock);
rk29_sdmmc_dma_cleanup(host);
/*
@@ -432,6 +430,12 @@ static void rk29_sdmmc_dma_complete(void *arg, int size, enum rk29_dma_buffresul
tasklet_schedule(&host->tasklet);
}
spin_unlock(&host->lock);
if(result != RK29_RES_OK){
rk29_dma_ctrl(host->dma_chn,RK29_DMAOP_STOP);
rk29_dma_ctrl(host->dma_chn,RK29_DMAOP_FLUSH);
rk29_sdmmc_write(host->regs, SDMMC_CTRL, (rk29_sdmmc_read(host->regs, SDMMC_CTRL))&(~SDMMC_CTRL_DMA_ENABLE));
printk("%s: sdio dma complete err\n",__FUNCTION__);
}
}
static int rk29_sdmmc_submit_data_dma(struct rk29_sdmmc *host, struct mmc_data *data)