drm/amdgpu: fix gfx 7 ucode mem leak

Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c
index 7f18a53..8c6ad1e 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c
@@ -991,6 +991,22 @@ out:
        return err;
 }
 
+static void gfx_v7_0_free_microcode(struct amdgpu_device *adev)
+{
+       release_firmware(adev->gfx.pfp_fw);
+       adev->gfx.pfp_fw = NULL;
+       release_firmware(adev->gfx.me_fw);
+       adev->gfx.me_fw = NULL;
+       release_firmware(adev->gfx.ce_fw);
+       adev->gfx.ce_fw = NULL;
+       release_firmware(adev->gfx.mec_fw);
+       adev->gfx.mec_fw = NULL;
+       release_firmware(adev->gfx.mec2_fw);
+       adev->gfx.mec2_fw = NULL;
+       release_firmware(adev->gfx.rlc_fw);
+       adev->gfx.rlc_fw = NULL;
+}
+
 /**
  * gfx_v7_0_tiling_mode_table_init - init the hw tiling table
  *
@@ -4489,6 +4505,7 @@ static int gfx_v7_0_sw_fini(void *handle)
        gfx_v7_0_cp_compute_fini(adev);
        gfx_v7_0_rlc_fini(adev);
        gfx_v7_0_mec_fini(adev);
+       gfx_v7_0_free_microcode(adev);
 
        return 0;
 }