[PATCH v2] drm/amdgpu: Need to free discovery memory

[Yuan, Xiaojie]

Please use 'drm/amdgpu/discovery: ' prefix in commit message to let us easily track all discovery-releated changes.
Other than this, patch is Reviewed-by: Xiaojie Yuan <xiaojie.yuan at amd.com>

BR,
Xiaojie

________________________________________
From: amd-gfx <amd-gfx-bounces at lists.freedesktop.org> on behalf of Emily Deng <Emily.Deng at amd.com>
Sent: Monday, November 4, 2019 11:03 AM
To: amd-gfx at lists.freedesktop.org
Cc: Deng, Emily
Subject: [PATCH v2] drm/amdgpu: Need to free discovery memory

When unloading driver, need to free discovery memory.

Signed-off-by: Emily Deng <Emily.Deng at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index 28b09f6..7cbe6d9 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -2106,9 +2106,6 @@ void amdgpu_ttm_late_init(struct amdgpu_device *adev)
        void *stolen_vga_buf;
        /* return the VGA stolen memory (if any) back to VRAM */
        amdgpu_bo_free_kernel(&adev->stolen_vga_memory, NULL, &stolen_vga_buf);
-
-       /* return the IP Discovery TMR memory back to VRAM */
-       amdgpu_bo_free_kernel(&adev->discovery_memory, NULL, NULL);
 }

 /**
@@ -2121,7 +2118,10 @@ void amdgpu_ttm_fini(struct amdgpu_device *adev)

        amdgpu_ttm_debugfs_fini(adev);
        amdgpu_ttm_training_reserve_vram_fini(adev);
+       /* return the IP Discovery TMR memory back to VRAM */
+       amdgpu_bo_free_kernel(&adev->discovery_memory, NULL, NULL);
        amdgpu_ttm_fw_reserve_vram_fini(adev);
+
        if (adev->mman.aper_base_kaddr)
                iounmap(adev->mman.aper_base_kaddr);
        adev->mman.aper_base_kaddr = NULL;
--
2.7.4

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