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

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>
Cc: stable@vger.kernel.org

diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/process_pptables_v1_0.c b/drivers/gpu/drm/amd/powerplay/hwmgr/process_pptables_v1_0.c
index d1af1483c69bafe427f4835c55a4bea93f31a66c..a651ebcf44fdccbca6e90ed31bcbd62bdbbca38c 100644 (file)
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/process_pptables_v1_0.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/process_pptables_v1_0.c
@@ -830,9 +830,9 @@ 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;