[PATCH] drm/amdgpu: apply dm_pp_notify_wm_clock_changes() for Polaris only

[Christian König]

Am 30.10.20 um 12:04 schrieb Evan Quan:
> Will expand it to other ASICs after verified.
>
> Change-Id: I03e074ea0e921a984eb819b222e434e88888e375
> Signed-off-by: Evan Quan <evan.quan at amd.com>

Acked-by: Christian König <christian.koenig at amd.com>

I assume this fixes my issue on Vega20?

Thanks,
Christian.

> ---
>   drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c | 7 ++++++-
>   1 file changed, 6 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c
> index fd39dd67bfa4..84065c12d4b8 100644
> --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c
> +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c
> @@ -462,7 +462,12 @@ bool dm_pp_notify_wm_clock_changes(
>   	void *pp_handle = adev->powerplay.pp_handle;
>   	const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
>   
> -	if (pp_funcs && pp_funcs->set_watermarks_for_clocks_ranges) {
> +	/*
> +	 * Limit this watermark setting for Polaris for now
> +	 * TODO: expand this to other ASICs
> +	 */
> +	if ((adev->asic_type >= CHIP_POLARIS10) && (adev->asic_type <= CHIP_VEGAM)
> +	     && pp_funcs && pp_funcs->set_watermarks_for_clocks_ranges) {
>   		if (!pp_funcs->set_watermarks_for_clocks_ranges(pp_handle,
>   						(void *)wm_with_clock_ranges))
>   			return true;