4.15-stable review patch. If anyone has any objections, please let me know.
------------------
From: Yintian Tao <yt...@amd.com>
[ Upstream commit a25513e7b9b15c318ec44113682e988829aef746 ]
add smu_free_memory when smu fini to prevent memory leakage
v2: squash in typo fix (Yintian) and warning (Harry)
Signed-off-by: Yintian Tao <yt...@amd.com>
Reviewed-by: Alex Deucher <alexander.deuc...@amd.com>
Signed-off-by: Alex Deucher <alexander.deuc...@amd.com>
Signed-off-by: Sasha Levin <alexander.le...@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
drivers/gpu/drm/amd/powerplay/smumgr/smu7_smumgr.c | 6 ++++++
1 file changed, 6 insertions(+)
--- a/drivers/gpu/drm/amd/powerplay/smumgr/smu7_smumgr.c
+++ b/drivers/gpu/drm/amd/powerplay/smumgr/smu7_smumgr.c
@@ -648,6 +648,12 @@ int smu7_init(struct pp_hwmgr *hwmgr)
int smu7_smu_fini(struct pp_hwmgr *hwmgr)
{
+ struct smu7_smumgr *smu_data = (struct smu7_smumgr
*)(hwmgr->smu_backend);
+
+ smu_free_memory(hwmgr->device, (void *) smu_data->header_buffer.handle);
+ if (!cgs_is_virtualization_enabled(hwmgr->device))
+ smu_free_memory(hwmgr->device, (void *)
smu_data->smu_buffer.handle);
+
kfree(hwmgr->smu_backend);
hwmgr->smu_backend = NULL;
cgs_rel_firmware(hwmgr->device, CGS_UCODE_ID_SMU);
