[PATCH umr] Fix ring offset to dword instead of bytes

[Edward O'Callaghan]

Acked-by: Edward O'Callaghan <funfunctor at folklore1984.net>

On 03/09/2017 03:31 AM, Tom St Denis wrote:
> This allows you to specify (say)
> 
> -R gfx[16:32] to read words 16 through 32 which is
> consistent with how the data is presented.
> 
> This patch also correctly enables the PM4 decoder
> when specifying a range of words.
> 
> Signed-off-by: Tom St Denis <tom.stdenis at amd.com>
> ---
>  src/app/ring_read.c | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/src/app/ring_read.c b/src/app/ring_read.c
> index 970310b9bf52..d6b3df58be4d 100644
> --- a/src/app/ring_read.c
> +++ b/src/app/ring_read.c
> @@ -96,7 +96,10 @@ void umr_read_ring(struct umr_asic *asic, char *ringpath)
>  		} else {
>  			sscanf(from, "%"SCNu32, &start);
>  			sscanf(to, "%"SCNu32, &end);
> +			start *= 4;
> +			end *= 4;
>  			use_decoder = 1;
> +			decoder.pm4.cur_opcode = 0xFFFFFFFF;
>  		}
>  	}
>  	end %= ringsize;
> 

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