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

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commit 8d8258bdab735d9f3c4b78e091ecfbb2b2b1f2ca upstream.

resulted in unexpected data truncation

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Rex Zhu 2017-11-17 16:41:16 +08:00 committed by Greg Kroah-Hartman
parent 78f4bb6e96
commit e4c84b504e
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/amd/powerplay/hwmgr/process_pptables_v1_0.c
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@ -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;