6.12-stable review patch. If anyone has any objections, please let me know.
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From: ZhenGuo Yin zhenguo.yin@amd.com
commit e7afa85a0d0eba5bf2c0a446ff622ebdbc9812d6 upstream.
Kernel doorbell BOs needs to be freed before ttm_fini.
Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/4145 Fixes: 54c30d2a8def ("drm/amdgpu: create kernel doorbell pages") Acked-by: Alex Deucher alexander.deucher@amd.com Reviewed-by: Christian König christian.koenig@amd.com Signed-off-by: ZhenGuo Yin zhenguo.yin@amd.com Signed-off-by: Alex Deucher alexander.deucher@amd.com (cherry picked from commit 39938a8ed979e398faa3791a47e282c82bcc6f04) Cc: stable@vger.kernel.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -3322,6 +3322,7 @@ static int amdgpu_device_ip_fini(struct amdgpu_device_mem_scratch_fini(adev); amdgpu_ib_pool_fini(adev); amdgpu_seq64_fini(adev); + amdgpu_doorbell_fini(adev); }
r = adev->ip_blocks[i].version->funcs->sw_fini((void *)adev); @@ -4670,7 +4671,6 @@ void amdgpu_device_fini_sw(struct amdgpu
iounmap(adev->rmmio); adev->rmmio = NULL; - amdgpu_doorbell_fini(adev); drm_dev_exit(idx); }