From: lintao <lintao@rock-chips.com>
Date: Wed, 2 Jul 2014 01:57:08 +0000 (+0800)
Subject: mmc: host: rk_sdmmc: no requirement to reclaim edmac in err handle routine
X-Git-Tag: firefly_0821_release~5007
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=71bda07de270589a7cb8bb5f8118f207b5154d51;p=firefly-linux-kernel-4.4.55.git

mmc: host: rk_sdmmc: no requirement to reclaim edmac in err handle routine

Signed-off-by: lintao <lintao@rock-chips.com>
Cc: xujh <xujh@rock-chips.com>
---

diff --git a/drivers/mmc/host/rk_sdmmc.c b/drivers/mmc/host/rk_sdmmc.c
index d9272d28029b..634e88644f5c 100755
--- a/drivers/mmc/host/rk_sdmmc.c
+++ b/drivers/mmc/host/rk_sdmmc.c
@@ -3551,8 +3551,13 @@ static void dw_mci_dealwith_timeout(struct dw_mci *host)
                                 ret = -ENODEV;
                                 return ;
                         }
+
+                        /* NO requirement to reclaim slave chn using external dmac */
+                        #ifdef CONFIG_MMC_DW_IDMAC
                         if (host->use_dma && host->dma_ops->init)
 	                        host->dma_ops->init(host);
+                        #endif
+
                         /*
                          * Restore the initial value at FIFOTH register
                          * And Invalidate the prev_blksz with zero