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mmc: unnecessary to dynamic request and release slave chn.

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This commit is contained in:
lintao
2014-09-19 14:17:09 +08:00
parent 6c1ccc0f66
commit e4ad383ea8
1 changed files with 4 additions and 11 deletions
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15
drivers/mmc/host/rk_sdmmc.c
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@@ -4053,9 +4053,6 @@ int dw_mci_suspend(struct dw_mci *host)
if(host->vmmc)
regulator_disable(host->vmmc);
if(host->use_dma && host->dma_ops->exit)
host->dma_ops->exit(host);
/*only for sdmmc controller*/
if (host->mmc->restrict_caps & RESTRICT_CARD_TYPE_SD) {
host->mmc->rescan_disable = 1;
@@ -4089,13 +4086,8 @@ int dw_mci_resume(struct dw_mci *host)
if (host->mmc->restrict_caps & RESTRICT_CARD_TYPE_SDIO) {
slot = mmc_priv(host->mmc);
if (!test_bit(DW_MMC_CARD_PRESENT, &slot->flags)) {
/* edmac contains exit function call when suspend*/
if(host->use_dma && host->dma_ops->init && host->dma_ops->exit)
host->dma_ops->init(host);
if(!test_bit(DW_MMC_CARD_PRESENT, &slot->flags))
return 0;
}
}
/*only for sdmmc controller*/
@@ -4132,8 +4124,9 @@ int dw_mci_resume(struct dw_mci *host)
return ret;
}
if(host->use_dma && host->dma_ops->init)
host->dma_ops->init(host);
if(!(cpu_is_rk3036() || cpu_is_rk312x()))
if(host->use_dma && host->dma_ops->init)
host->dma_ops->init(host);
/*
* Restore the initial value at FIFOTH register