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drm/amdgpu: invoke pm_genpd_remove() before freeing genpd

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Call pm_genpd_remove() to unregister from global list prior to releasing
acp_genpd memory, and clear the pointer after free.

Signed-off-by: Ce Sun <cesun102@amd.com>
Reviewed-by: Tao Zhou <tao.zhou1@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit cd8650d7a91ee8b768e202354672553faa5cc1f2)
Cc: stable@vger.kernel.org
This commit is contained in:
Ce Sun 2026-06-22 22:58:16 +08:00 committed by Alex Deucher
parent 020da7c5aa
commit 28c9b3c5dc
1 changed files with 2 additions and 0 deletions
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2
drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c
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@ -560,7 +560,9 @@ static int acp_hw_fini(struct amdgpu_ip_block *ip_block)
mfd_remove_devices(adev->acp.parent);
kfree(adev->acp.i2s_pdata);
kfree(adev->acp.acp_res);
pm_genpd_remove(&adev->acp.acp_genpd->gpd);
kfree(adev->acp.acp_genpd);
adev->acp.acp_genpd = NULL;
kfree(adev->acp.acp_cell);
return ret;