]> git.ipfire.org Git - thirdparty/linux.git/commitdiff
drm/amd/pm: fix smu overdrive data type wrong issue on smu 14.0.2
authorYang Wang <kevinyang.wang@amd.com>
Tue, 6 Jan 2026 06:42:40 +0000 (14:42 +0800)
committerAlex Deucher <alexander.deucher@amd.com>
Wed, 14 Jan 2026 20:05:52 +0000 (15:05 -0500)
resolving the issue of incorrect type definitions potentially causing calculation errors.

Fixes: 54f7f3ca982a ("drm/amdgpu/swm14: Update power limit logic")
Signed-off-by: Yang Wang <kevinyang.wang@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit e3a03d0ae16d6b56e893cce8e52b44140e1ed985)

drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0_2_ppt.c

index 33c3cd2e1e244a1a62ab5fc75a1d1d33442545c8..d7642d388bc38680c22d6f79de40784862858342 100644 (file)
@@ -1702,8 +1702,9 @@ static int smu_v14_0_2_get_power_limit(struct smu_context *smu,
                table_context->power_play_table;
        PPTable_t *pptable = table_context->driver_pptable;
        CustomSkuTable_t *skutable = &pptable->CustomSkuTable;
-       uint32_t power_limit, od_percent_upper = 0, od_percent_lower = 0;
+       int16_t od_percent_upper = 0, od_percent_lower = 0;
        uint32_t msg_limit = pptable->SkuTable.MsgLimits.Power[PPT_THROTTLER_PPT0][POWER_SOURCE_AC];
+       uint32_t power_limit;
 
        if (smu_v14_0_get_current_power_limit(smu, &power_limit))
                power_limit = smu->adev->pm.ac_power ?