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Diffstat (limited to 'common/recipes-kernel/linux/files/0263-drm-amdgpu-gmc8-skip-MC-ucode-loading-on-SR-IOV-capa.patch')
-rw-r--r--common/recipes-kernel/linux/files/0263-drm-amdgpu-gmc8-skip-MC-ucode-loading-on-SR-IOV-capa.patch38
1 files changed, 38 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/files/0263-drm-amdgpu-gmc8-skip-MC-ucode-loading-on-SR-IOV-capa.patch b/common/recipes-kernel/linux/files/0263-drm-amdgpu-gmc8-skip-MC-ucode-loading-on-SR-IOV-capa.patch
new file mode 100644
index 00000000..41c1a856
--- /dev/null
+++ b/common/recipes-kernel/linux/files/0263-drm-amdgpu-gmc8-skip-MC-ucode-loading-on-SR-IOV-capa.patch
@@ -0,0 +1,38 @@
+From 0e236101475d1cc881d0ed01a672906cba6af527 Mon Sep 17 00:00:00 2001
+From: Alex Deucher <alexander.deucher@amd.com>
+Date: Mon, 1 Feb 2016 11:29:54 -0500
+Subject: [PATCH 0263/1110] drm/amdgpu/gmc8: skip MC ucode loading on SR-IOV
+ capable boards
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+VBIOS does this for us in asic_init.
+
+Reviewed-by: Monk Liu <monk.liu@amd.com>
+Reviewed-by: Christian König <christian.koenig@amd.com>
+Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
+---
+ drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c | 6 ++++++
+ 1 file changed, 6 insertions(+)
+
+diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
+index 009fe5f..b410c32 100644
+--- a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
++++ b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
+@@ -252,6 +252,12 @@ static int gmc_v8_0_mc_load_microcode(struct amdgpu_device *adev)
+ if (!adev->mc.fw)
+ return -EINVAL;
+
++ /* Skip MC ucode loading on SR-IOV capable boards.
++ * vbios does this for us in asic_init in that case.
++ */
++ if (adev->virtualization.supports_sr_iov)
++ return 0;
++
+ hdr = (const struct mc_firmware_header_v1_0 *)adev->mc.fw->data;
+ amdgpu_ucode_print_mc_hdr(&hdr->header);
+
+--
+2.7.4
+