[U-Boot] [PATCH 4/7 V3] mmc: Update the handling of returned erase block

[Pantelis Antoniou]

Hi Haijun,

On Dec 10, 2013, at 7:39 AM, Haijun Zhang wrote:

> If the block rang was not algined, We tried to algined the range,

range, aligned,

We try to align

> then erase the block. So the block range erased should be less or
> equal to the block range sent. If error occured during erase procedure
> part of them will be erased. And use should resend the block rang to
User? range

> continue erase the reset of them.
> 
the rest

> Error number and zero number mean erase operation was failed.
> 
Error return, zero return, has failed.

> Signed-off-by: Haijun Zhang <haijun.zhang at freescale.com>
> ---
> changes for V3:
> 	- no changes
> 
> common/cmd_mmc.c | 7 +++++++
> 1 file changed, 7 insertions(+)
> 
> diff --git a/common/cmd_mmc.c b/common/cmd_mmc.c
> index 67a94a7..c124df0 100644
> --- a/common/cmd_mmc.c
> +++ b/common/cmd_mmc.c
> @@ -397,6 +397,13 @@ static int do_mmcops(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
> 			BUG();
> 		}
> 
> +		if (state == MMC_ERASE) {
> +			printf("%d blocks %s: %s\n",
> +				((n <= cnt) && (n > 0)) ? n : 0, argv[1],
> +				((n <= cnt) && (n > 0)) ? "OK" : "ERROR");
> +			return ((n <= cnt) && (n > 0)) ? 0 : 1;
> +		}
> +

Drop the inside parentheses
	(n <= cnt && n > 0)

Or use a variable like

int valid = n <= cnt && n > 0;

> 		printf("%d blocks %s: %s\n",
> 				n, argv[1], (n == cnt) ? "OK" : "ERROR");
> 		return (n == cnt) ? 0 : 1;
> -- 
> 1.8.4.1
> 
>