[U-Boot] [PATCH] mmc: Add an mmcsilent option

[Pantelis Antoniou]

When using MMC commands for dfu there is considerable noise.
Suppress mmc messages when mmcsilent is set.

Signed-off-by: Pantelis Antoniou <panto at antoniou-consulting.com>
---
 common/cmd_mmc.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/common/cmd_mmc.c b/common/cmd_mmc.c
index 4c19df7..73383f3 100644
--- a/common/cmd_mmc.c
+++ b/common/cmd_mmc.c
@@ -278,8 +278,9 @@ static int do_mmcops(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 			return 1;
 		}
 
-		printf("\nMMC %s: dev # %d, block # %d, count %d ... ",
-				argv[1], curr_device, blk, cnt);
+		if (getenv("mmcsilent") == NULL)
+			printf("\nMMC %s: dev # %d, block # %d, count %d ... ",
+					argv[1], curr_device, blk, cnt);
 
 		mmc_init(mmc);
 
@@ -301,8 +302,9 @@ static int do_mmcops(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 			BUG();
 		}
 
-		printf("%d blocks %s: %s\n",
-				n, argv[1], (n == cnt) ? "OK" : "ERROR");
+		if (getenv("mmcsilent") == NULL)
+			printf("%d blocks %s: %s\n",
+					n, argv[1], (n == cnt) ? "OK" : "ERROR");
 		return (n == cnt) ? 0 : 1;
 	}
 
-- 
1.7.12