[PATCH 3/3] drm/amdgpu/smu10: fix smu10_get_clock_by_type_with_voltage

[Alex Deucher]

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On Wed, Jan 29, 2020 at 1:01 PM Alex Deucher <alexdeucher at gmail.com> wrote:
>
> Cull out 0 clocks to avoid a warning in DC.
>
> Bug: https://gitlab.freedesktop.org/drm/amd/issues/963
> Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
> ---
>  drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c | 8 +++++---
>  1 file changed, 5 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c
> index 273126cfc37d..689072a312a7 100644
> --- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c
> +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c
> @@ -1080,9 +1080,11 @@ static int smu10_get_clock_by_type_with_voltage(struct pp_hwmgr *hwmgr,
>
>         clocks->num_levels = 0;
>         for (i = 0; i < pclk_vol_table->count; i++) {
> -               clocks->data[i].clocks_in_khz = pclk_vol_table->entries[i].clk  * 10;
> -               clocks->data[i].voltage_in_mv = pclk_vol_table->entries[i].vol;
> -               clocks->num_levels++;
> +               if (pclk_vol_table->entries[i].clk) {
> +                       clocks->data[clocks->num_levels].clocks_in_khz = pclk_vol_table->entries[i].clk  * 10;
> +                       clocks->data[clocks->num_levels].voltage_in_mv = pclk_vol_table->entries[i].vol;
> +                       clocks->num_levels++;
> +               }
>         }
>
>         return 0;
> --
> 2.24.1
>