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Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2967-drm-amdgpu-assign-fb_start-end-in-mmhub-v9.4-interfa.patch')
-rw-r--r--meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2967-drm-amdgpu-assign-fb_start-end-in-mmhub-v9.4-interfa.patch40
1 files changed, 40 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2967-drm-amdgpu-assign-fb_start-end-in-mmhub-v9.4-interfa.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2967-drm-amdgpu-assign-fb_start-end-in-mmhub-v9.4-interfa.patch
new file mode 100644
index 00000000..4076fb50
--- /dev/null
+++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2967-drm-amdgpu-assign-fb_start-end-in-mmhub-v9.4-interfa.patch
@@ -0,0 +1,40 @@
+From 09c4feb7c39494538f42e8c7aea75546df4c3907 Mon Sep 17 00:00:00 2001
+From: Le Ma <le.ma@amd.com>
+Date: Mon, 22 Apr 2019 17:14:59 +0800
+Subject: [PATCH 2967/4256] drm/amdgpu: assign fb_start/end in mmhub v9.4
+ interface
+
+Align with mmhub v1.0.
+
+Signed-off-by: Le Ma <le.ma@amd.com>
+Reviewed-by: Feifei Xu <Feifei.Xu@amd.com>
+Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
+---
+ drivers/gpu/drm/amd/amdgpu/mmhub_v9_4.c | 7 +++++++
+ 1 file changed, 7 insertions(+)
+
+diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v9_4.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v9_4.c
+index c0eb8f0a2182..33b0de54a5da 100644
+--- a/drivers/gpu/drm/amd/amdgpu/mmhub_v9_4.c
++++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v9_4.c
+@@ -39,10 +39,17 @@ u64 mmhub_v9_4_get_fb_location(struct amdgpu_device *adev)
+ {
+ /* The base should be same b/t 2 mmhubs on Acrturus. Read one here. */
+ u64 base = RREG32_SOC15(MMHUB, 0, mmVMSHAREDVC0_MC_VM_FB_LOCATION_BASE);
++ u64 top = RREG32_SOC15(MMHUB, 0, mmVMSHAREDVC0_MC_VM_FB_LOCATION_TOP);
+
+ base &= VMSHAREDVC0_MC_VM_FB_LOCATION_BASE__FB_BASE_MASK;
+ base <<= 24;
+
++ top &= VMSHAREDVC0_MC_VM_FB_LOCATION_TOP__FB_TOP_MASK;
++ top <<= 24;
++
++ adev->gmc.fb_start = base;
++ adev->gmc.fb_end = top;
++
+ return base;
+ }
+
+--
+2.17.1
+