[PATCH 2/3] drm/amdkfd: Add gpu reset interface and place holder

Shaoyun Liu Shaoyun.Liu at amd.com
Fri Jan 26 17:38:11 UTC 2018


Change-Id: If0babeaeb5237da6ce4d5c400e7df649cba5a8ac
Signed-off-by: Shaoyun Liu <Shaoyun.Liu at amd.com>
---
 drivers/gpu/drm/amd/amdkfd/kfd_device.c | 10 ++++++++++
 drivers/gpu/drm/amd/amdkfd/kfd_module.c |  2 ++
 2 files changed, 12 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device.c b/drivers/gpu/drm/amd/amdkfd/kfd_device.c
index 73f2b9f..5c85d3a 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_device.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_device.c
@@ -656,6 +656,16 @@ void kgd2kfd_device_exit(struct kfd_dev *kfd)
 	kfree(kfd);
 }
 
+void kgd2kfd_pre_reset(struct kfd_dev *kfd)
+{
+	return;
+}
+
+void kgd2kfd_post_reset(struct kfd_dev *kfd)
+{
+	return;
+}
+
 void kgd2kfd_suspend(struct kfd_dev *kfd)
 {
 	if (!kfd->init_complete)
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_module.c b/drivers/gpu/drm/amd/amdkfd/kfd_module.c
index 4eddf1e..2d284ef 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_module.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_module.c
@@ -47,6 +47,8 @@
 	.resume_mm	= kgd2kfd_resume_mm,
 	.schedule_evict_and_restore_process =
 			  kgd2kfd_schedule_evict_and_restore_process,
+	.pre_reset	= kgd2kfd_pre_reset,
+	.post_reset	= kgd2kfd_post_reset,
 };
 
 int sched_policy = KFD_SCHED_POLICY_HWS;
-- 
1.9.1



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