Re: [PATCH 1/4] drm/amd/display: Update number of DCN3 clock states

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On Wed, Aug 25, 2021 at 9:10 PM Aurabindo Pillai
<aurabindo.pillai@xxxxxxx> wrote:
>
> [Why & How]
> The DCN3 SoC parameter num_states was calculated but not saved into the
> object.
>
> Signed-off-by: Aurabindo Pillai <aurabindo.pillai@xxxxxxx>
> Cc: stable@xxxxxxxxxxxxxxx

Please add:
Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1403
to the series.  With that fixed, series is:
Acked-by: Alex Deucher <alexander.deucher@xxxxxxx>

> ---
>  drivers/gpu/drm/amd/display/dc/dcn30/dcn30_resource.c | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_resource.c b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_resource.c
> index 1333f0541f1b..43ac6f42dd80 100644
> --- a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_resource.c
> +++ b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_resource.c
> @@ -2467,6 +2467,7 @@ void dcn30_update_bw_bounding_box(struct dc *dc, struct clk_bw_params *bw_params
>                         dram_speed_mts[num_states++] = bw_params->clk_table.entries[j++].memclk_mhz * 16;
>                 }
>
> +               dcn3_0_soc.num_states = num_states;
>                 for (i = 0; i < dcn3_0_soc.num_states; i++) {
>                         dcn3_0_soc.clock_limits[i].state = i;
>                         dcn3_0_soc.clock_limits[i].dcfclk_mhz = dcfclk_mhz[i];
> --
> 2.30.2
>



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