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Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4145-dmr-amdgpu-Fix-crash-on-SRIOV-for-ERREVENT_ATHUB_INT.patch')
-rw-r--r--meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4145-dmr-amdgpu-Fix-crash-on-SRIOV-for-ERREVENT_ATHUB_INT.patch35
1 files changed, 35 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4145-dmr-amdgpu-Fix-crash-on-SRIOV-for-ERREVENT_ATHUB_INT.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4145-dmr-amdgpu-Fix-crash-on-SRIOV-for-ERREVENT_ATHUB_INT.patch
new file mode 100644
index 00000000..b52437d4
--- /dev/null
+++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4145-dmr-amdgpu-Fix-crash-on-SRIOV-for-ERREVENT_ATHUB_INT.patch
@@ -0,0 +1,35 @@
+From a8345914d289569a43abf805e2492c036e8d1cae Mon Sep 17 00:00:00 2001
+From: Andrey Grodzovsky <andrey.grodzovsky@amd.com>
+Date: Fri, 11 Oct 2019 10:32:59 -0400
+Subject: [PATCH 4145/4736] dmr/amdgpu: Fix crash on SRIOV for
+ ERREVENT_ATHUB_INTERRUPT interrupt.
+
+Ignre the ERREVENT_ATHUB_INTERRUPT for systems without RAS.
+
+Signed-off-by: Andrey Grodzovsky <andrey.grodzovsky@amd.com>
+Reviewed-and-tested-by: Jack Zhang <Jack.Zhang1@amd.com>
+Acked-by: Alex Deucher <alexander.deucher@amd.com>
+---
+ drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c | 6 ++++++
+ 1 file changed, 6 insertions(+)
+
+diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
+index f3f3a98f93b3..1ca613014126 100644
+--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
+@@ -1886,6 +1886,12 @@ int amdgpu_ras_fini(struct amdgpu_device *adev)
+
+ void amdgpu_ras_global_ras_isr(struct amdgpu_device *adev)
+ {
++ uint32_t hw_supported, supported;
++
++ amdgpu_ras_check_supported(adev, &hw_supported, &supported);
++ if (!hw_supported)
++ return;
++
+ if (atomic_cmpxchg(&amdgpu_ras_in_intr, 0, 1) == 0) {
+ DRM_WARN("RAS event of type ERREVENT_ATHUB_INTERRUPT detected!\n");
+
+--
+2.17.1
+