From: Shawn Lin <shawn.lin@rock-chips.com>
Date: Mon, 25 May 2015 02:50:47 +0000 (+0800)
Subject: Revert "mmc: rk_sdmmc: manually zero desc after allocated on ARM64 platform."
X-Git-Tag: firefly_0821_release~4119
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=66944054a53c2c6454ac0b5bc2a621dd2daa377a;p=firefly-linux-kernel-4.4.55.git

Revert "mmc: rk_sdmmc: manually zero desc after allocated on ARM64 platform."

This reverts commit e68d16d33646fabf36e782b300404f112eb94d1d.
---

diff --git a/drivers/mmc/host/rk_sdmmc.c b/drivers/mmc/host/rk_sdmmc.c
index 3a78760a01d8..1b20b431275e 100755
--- a/drivers/mmc/host/rk_sdmmc.c
+++ b/drivers/mmc/host/rk_sdmmc.c
@@ -3831,9 +3831,6 @@ static void dw_mci_init_dma(struct dw_mci *host)
 			__func__);
 		goto no_dma;
 	}
-	#ifdef CONFIG_ARM64
-	memset(host->sg_cpu, 0, PAGE_SIZE);
-	#endif
 
 	/* Determine which DMA interface to use */
 #if defined(CONFIG_MMC_DW_IDMAC)