[PATCH 2/2] drm/amdgpu/powerplay: fix clock stretcher limits on polaris

[Zhang, Jerry(Junwei)]

On 12/4/18 12:21 AM, Alex Deucher wrote:
> Adjust limits for newer polaris variants.
>
> Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
> ---
>   drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smumgr.c | 17 +++++++++++++++--
>   1 file changed, 15 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smumgr.c b/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smumgr.c
> index 2b2c26616902..1f8736b8291d 100644
> --- a/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smumgr.c
> +++ b/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smumgr.c
> @@ -1528,8 +1528,21 @@ static int polaris10_populate_clock_stretcher_data_table(struct pp_hwmgr *hwmgr)
>   	efuse = efuse >> 24;
>   
>   	if (hwmgr->chip_id == CHIP_POLARIS10) {
> -		min = 1000;
> -		max = 2300;
> +		if (hwmgr->is_kicker) {
> +			min = 1200;
> +			max = 2500;
> +		} else {
> +			min = 1000;
> +			max = 2300;
> +		}
> +	} else if (hwmgr->chip_id == CHIP_POLARIS11) {
> +		if (hwmgr->is_kicker) {
> +			min = 900;
> +			max = 2500;

the max is 2100, I think.

Apart from that, it's
Reviewed-by: Junwei Zhang <Jerry.Zhang at amd.com>

Regards,
Jerry

> +		} else {
> +			min = 1100;
> +			max = 2100;
> +		}
>   	} else {
>   		min = 1100;
>   		max = 2100;