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Commit 327fce0c authored by Rex Zhu's avatar Rex Zhu Committed by Alex Deucher
Browse files

drm/amd/powerplay: disable engine spread spectrum feature on Vega10. 



Vega10 atomfirmware do not have ASIC_InternalSS_Info table
so disable this feature by default in driver.

Signed-off-by: default avatarRex Zhu <Rex.Zhu@amd.com>
Reviewed-by: default avatarKen Wang <Qingqing.wang@amd.com>
Reviewed-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent b4a33e32

drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c

+5 −1
Original line number Diff line number Diff line
@@ -1535,7 +1535,11 @@ static int vega10_populate_single_gfx_level(struct pp_hwmgr *hwmgr, 
	current_gfxclk_level->FbMult =

			cpu_to_le32(dividers.ulPll_fb_mult);

	/* Spread FB Multiplier bit: bit 0:8 int, bit 31:16 frac */

	if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,

				PHM_PlatformCaps_EngineSpreadSpectrumSupport))

		current_gfxclk_level->SsOn = dividers.ucPll_ss_enable;

	else

		current_gfxclk_level->SsOn = 0;

	current_gfxclk_level->SsFbMult =

			cpu_to_le32(dividers.ulPll_ss_fbsmult);

	current_gfxclk_level->SsSlewFrac =