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Commit e4c84b50 authored by Rex Zhu's avatar Rex Zhu Committed by Greg Kroah-Hartman
Browse files

drm/amd/pp: fix typecast error in powerplay. 



commit 8d8258bd upstream.

resulted in unexpected data truncation

Reviewed-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarRex Zhu <Rex.Zhu@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 78f4bb6e

drivers/gpu/drm/amd/powerplay/hwmgr/process_pptables_v1_0.c

+2 −2
Original line number Diff line number Diff line
@@ -850,9 +850,9 @@ static int init_over_drive_limits( 
		const ATOM_Tonga_POWERPLAYTABLE *powerplay_table)

{

	hwmgr->platform_descriptor.overdriveLimit.engineClock =

		le16_to_cpu(powerplay_table->ulMaxODEngineClock);

		le32_to_cpu(powerplay_table->ulMaxODEngineClock);

	hwmgr->platform_descriptor.overdriveLimit.memoryClock =

		le16_to_cpu(powerplay_table->ulMaxODMemoryClock);

		le32_to_cpu(powerplay_table->ulMaxODMemoryClock);



	hwmgr->platform_descriptor.minOverdriveVDDC = 0;

	hwmgr->platform_descriptor.maxOverdriveVDDC = 0;