diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2978-drm-amdgpu-limit-sdma-instances-to-2-for-Arcturus-in.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2978-drm-amdgpu-limit-sdma-instances-to-2-for-Arcturus-in.patch | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2978-drm-amdgpu-limit-sdma-instances-to-2-for-Arcturus-in.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2978-drm-amdgpu-limit-sdma-instances-to-2-for-Arcturus-in.patch new file mode 100644 index 00000000..d0ea49e9 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2978-drm-amdgpu-limit-sdma-instances-to-2-for-Arcturus-in.patch @@ -0,0 +1,31 @@ +From d52cbb52f27d046aaef4c35cd52d0c95544ecb97 Mon Sep 17 00:00:00 2001 +From: Le Ma <le.ma@amd.com> +Date: Sun, 30 Jun 2019 11:35:32 +0800 +Subject: [PATCH 2978/4256] drm/amdgpu: limit sdma instances to 2 for Arcturus + in BU phase + +Another 6 sdma instances do not work at present. Disable them to unblock KFD +for silicon bringup as a workaround + +Signed-off-by: Le Ma <le.ma@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c +index 48d4597ef9f6..9c7a3eb9a9a0 100644 +--- a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c ++++ b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c +@@ -1601,7 +1601,7 @@ static int sdma_v4_0_early_init(void *handle) + if (adev->asic_type == CHIP_RAVEN) + adev->sdma.num_instances = 1; + else if (adev->asic_type == CHIP_ARCTURUS) +- adev->sdma.num_instances = 8; ++ adev->sdma.num_instances = 2; + else + adev->sdma.num_instances = 2; + +-- +2.17.1 + |