1 files changed, 66 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3313-drm-amdkfd-Add-gpu-reset-interface-and-place-holder.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3313-drm-amdkfd-Add-gpu-reset-interface-and-place-holder.patch
new file mode 100644
index 00000000..534b1eeb
--- /dev/null
+++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3313-drm-amdkfd-Add-gpu-reset-interface-and-place-holder.patch
@@ -0,0 +1,66 @@
+From e6e164390d4d12e9afc8798ea5b0afd11bcdb379 Mon Sep 17 00:00:00 2001
+From: Shaoyun Liu <Shaoyun.Liu@amd.com>
+Date: Fri, 26 Jan 2018 12:14:58 -0500
+Subject: [PATCH 3313/4131] drm/amdkfd: Add gpu reset interface and place
+ holder
+
+Change-Id: I0e3bc1761992e95138b7b5508bfe9cbb09fe3208
+Signed-off-by: Shaoyun Liu <Shaoyun.Liu@amd.com>
+---
+ drivers/gpu/drm/amd/amdkfd/kfd_device.c | 10 ++++++++++
+ drivers/gpu/drm/amd/amdkfd/kfd_module.c |  2 ++
+ drivers/gpu/drm/amd/amdkfd/kfd_priv.h   |  4 ++++
+ 3 files changed, 16 insertions(+)
+
+diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device.c b/drivers/gpu/drm/amd/amdkfd/kfd_device.c
+index 489c4a8..d3cfd67 100644
+--- a/drivers/gpu/drm/amd/amdkfd/kfd_device.c
++++ b/drivers/gpu/drm/amd/amdkfd/kfd_device.c
+@@ -646,6 +646,16 @@ void kgd2kfd_device_exit(struct kfd_dev *kfd)
+ 	kfree(kfd);
+ }
+ 
++int kgd2kfd_pre_reset(struct kfd_dev *kfd)
++{
++	return 0;
++}
++
++int kgd2kfd_post_reset(struct kfd_dev *kfd)
++{
++	return 0;
++}
++
+ 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 c3e50e2..b6f9d23 100644
+--- a/drivers/gpu/drm/amd/amdkfd/kfd_module.c
++++ b/drivers/gpu/drm/amd/amdkfd/kfd_module.c
+@@ -46,6 +46,8 @@ static const struct kgd2kfd_calls kgd2kfd = {
+ 	.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;
+diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
+index e04f6f9..28fac2d 100644
+--- a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
++++ b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
+@@ -884,6 +884,10 @@ bool interrupt_is_wanted(struct kfd_dev *dev,
+ void kgd2kfd_suspend(struct kfd_dev *kfd);
+ int kgd2kfd_resume(struct kfd_dev *kfd);
+ 
++/* GPU reset */
++int kgd2kfd_pre_reset(struct kfd_dev *kfd);
++int kgd2kfd_post_reset(struct kfd_dev *kfd);
++
+ /* amdkfd Apertures */
+ int kfd_init_apertures(struct kfd_process *process);
+ int kfd_set_process_dgpu_aperture(struct kfd_process_device *pdd,
+-- 
+2.7.4
+