4.9-stable review patch. If anyone has any objections, please let me know.
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From: Rex Zhu Rex.Zhu@amd.com
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
--- drivers/gpu/drm/amd/powerplay/hwmgr/process_pptables_v1_0.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/process_pptables_v1_0.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/process_pptables_v1_0.c @@ -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;