1 files changed, 37 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4514-drm-amdkfd-remove-set-but-not-used-variable-top_dev.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4514-drm-amdkfd-remove-set-but-not-used-variable-top_dev.patch
new file mode 100644
index 00000000..ad51cab5
--- /dev/null
+++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4514-drm-amdkfd-remove-set-but-not-used-variable-top_dev.patch
@@ -0,0 +1,37 @@
+From d5fd1655587eb432b0d47243c678488f7253e6c4 Mon Sep 17 00:00:00 2001
+From: zhengbin <zhengbin13@huawei.com>
+Date: Thu, 14 Nov 2019 11:20:25 +0800
+Subject: [PATCH 4514/4736] drm/amdkfd: remove set but not used variable
+ 'top_dev'
+
+Fixes gcc '-Wunused-but-set-variable' warning:
+
+drivers/gpu/drm/amd/amdkfd/kfd_iommu.c: In function kfd_iommu_device_init:
+drivers/gpu/drm/amd/amdkfd/kfd_iommu.c:65:30: warning: variable top_dev set but not used [-Wunused-but-set-variable]
+
+Reported-by: Hulk Robot <hulkci@huawei.com>
+Fixes: 1ae99eab34f9 ("drm/amdkfd: Initialize HSA_CAP_ATS_PRESENT capability in topology codes")
+Signed-off-by: zhengbin <zhengbin13@huawei.com>
+Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
+Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
+---
+ drivers/gpu/drm/amd/amdkfd/kfd_iommu.c | 3 ---
+ 1 file changed, 3 deletions(-)
+
+diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_iommu.c b/drivers/gpu/drm/amd/amdkfd/kfd_iommu.c
+index 193e2835bd4d..8d871514671e 100644
+--- a/drivers/gpu/drm/amd/amdkfd/kfd_iommu.c
++++ b/drivers/gpu/drm/amd/amdkfd/kfd_iommu.c
+@@ -62,9 +62,6 @@ int kfd_iommu_device_init(struct kfd_dev *kfd)
+ 	struct amd_iommu_device_info iommu_info;
+ 	unsigned int pasid_limit;
+ 	int err;
+-	struct kfd_topology_device *top_dev;
+-
+-	top_dev = kfd_topology_device_by_id(kfd->id);
+ 
+ 	if (!kfd->device_info->needs_iommu_device)
+ 		return 0;
+-- 
+2.17.1
+