commit 70e68696c7261a71f2f6d5ea6cda9434d7d1d618
author Eric Nelson <eric.nelson@boundarydevices.com> Wed Apr 03 12:31:56 2013 +0000
committer Stefano Babic <sbabic@denx.de> Sun Apr 14 11:20:53 2013 +0200
tree a1de0ed88b4a381f5ea6247455254eec0c7eb330
parent 833fb5526bb8951893954174a46dc8ffdd7a0ef0

fsl_esdhc: flush cache after IO completion

The cache should invalidate the read buffer for
the SD card interface after the transfer complete,
not command-complete.

Tested-by: Andrew Gabbasov <Andrew_Gabbasov@mentor.com>
Signed-off-by: Eric Nelson <eric.nelson@boundarydevices.com>

drivers/mmc/fsl_esdhc.c

diff --git a/drivers/mmc/fsl_esdhc.c b/drivers/mmc/fsl_esdhc.c
index 35f879e..737b812 100644
--- a/drivers/mmc/fsl_esdhc.c
+++ b/drivers/mmc/fsl_esdhc.c
@@ -327,9 +327,6 @@
 	while (!(esdhc_read32(&regs->irqstat) & (IRQSTAT_CC | IRQSTAT_CTOE)))
 		;
 
-	if (data && (data->flags & MMC_DATA_READ))
-		check_and_invalidate_dcache_range(cmd, data);
-
 	irqstat = esdhc_read32(&regs->irqstat);
 	esdhc_write32(&regs->irqstat, irqstat);
 
@@ -403,6 +400,8 @@
 		} while (!(irqstat & IRQSTAT_TC) &&
 				(esdhc_read32(&regs->prsstat) & PRSSTAT_DLA));
 #endif
+		if (data->flags & MMC_DATA_READ)
+			check_and_invalidate_dcache_range(cmd, data);
 	}
 
 	esdhc_write32(&regs->irqstat, -1);