It's needed for device reset of entire hive.
Signed-off-by: Andrey Grodzovsky <andrey.grodzovsky@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/amdgpu.h | 2 ++
drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c | 7 ++++++-
2 files changed, 8 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index 3e5bede..4ef5f7a 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -1227,8 +1227,10 @@ long amdgpu_kms_compat_ioctl(struct file *filp, unsigned int cmd,
* functions used by amdgpu_xgmi.c
*/
+extern struct mutex xgmi_mutex;
struct amdgpu_hive_info;
+struct list_head *amdgpu_xgmi_get_adev_list_handle(struct amdgpu_hive_info *hive);
struct amdgpu_hive_info *amdgpu_get_xgmi_hive(struct amdgpu_device *adev);
int amdgpu_xgmi_update_topology(struct amdgpu_hive_info *hive);
int amdgpu_xgmi_add_device(struct amdgpu_device *adev);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
index 23e4e16..e483e60 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
@@ -26,7 +26,7 @@
#include "amdgpu_psp.h"
-static DEFINE_MUTEX(xgmi_mutex);
+DEFINE_MUTEX(xgmi_mutex);
#define AMDGPU_MAX_XGMI_HIVE 8
#define AMDGPU_MAX_XGMI_DEVICE_PER_HIVE 4
@@ -41,6 +41,11 @@ struct amdgpu_hive_info {
static struct amdgpu_hive_info xgmi_hives[AMDGPU_MAX_XGMI_HIVE];
static unsigned hive_count = 0;
+struct list_head *amdgpu_xgmi_get_adev_list_handle(struct amdgpu_hive_info *hive)
+{
+ return &hive->device_list;
+}
+
struct amdgpu_hive_info *amdgpu_get_xgmi_hive(struct amdgpu_device *adev)
{
int i;
--
2.7.4
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