On Fri, Feb 2, 2018 at 1:56 AM, Rex Zhu <rex....@amd.com> wrote:
> Change-Id: I38b60d0be9dc800a3492dd9fb17dc56ade77c0db
> Signed-off-by: Rex Zhu <rex....@amd.com>
> ---
> drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c | 11 ++++-------
> 1 file changed, 4 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
> b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
> index 292f013..dfaadab 100644
> --- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
> +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
> @@ -3164,16 +3164,14 @@ static int vega10_apply_state_adjust_rules(struct
> pp_hwmgr *hwmgr,
> minimum_clocks.memoryClock = stable_pstate_mclk;
> }
>
> - disable_mclk_switching_for_frame_lock = phm_cap_enabled(
> - hwmgr->platform_descriptor.platformCaps,
> -
> PHM_PlatformCaps_DisableMclkSwitchingForFrameLock);
> + disable_mclk_switching_for_frame_lock =
> PP_CAP(PHM_PlatformCaps_DisableMclkSwitchingForFrameLock);
> disable_mclk_switching_for_vr =
> PP_CAP(PHM_PlatformCaps_DisableMclkSwitchForVR);
> force_mclk_high = PP_CAP(PHM_PlatformCaps_ForceMclkHigh);
>
> - disable_mclk_switching = (info.display_count > 1) ||
> - disable_mclk_switching_for_frame_lock ||
> + disable_mclk_switching = (info.display_count > 1) &&
> + (disable_mclk_switching_for_frame_lock ||
> disable_mclk_switching_for_vr ||
> - force_mclk_high;
> + force_mclk_high);
I think this breaks the single display logic. In this case, we
probably display_count >= 1 if we switch the logic to &&.
Alex
>
> sclk = vega10_ps->performance_levels[0].gfx_clock;
> mclk = vega10_ps->performance_levels[0].mem_clock;
> @@ -5160,6 +5158,5 @@ int vega10_hwmgr_init(struct pp_hwmgr *hwmgr)
> {
> hwmgr->hwmgr_func = &vega10_hwmgr_funcs;
> hwmgr->pptable_func = &vega10_pptable_funcs;
> -
> return 0;
> }
> --
> 1.9.1
>
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