diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.19.8/2168-drm-amdgpu-Add-common-gfx-func-Disable-kcq-via-kiq.patch')
| -rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.19.8/2168-drm-amdgpu-Add-common-gfx-func-Disable-kcq-via-kiq.patch | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.19.8/2168-drm-amdgpu-Add-common-gfx-func-Disable-kcq-via-kiq.patch b/common/recipes-kernel/linux/linux-yocto-4.19.8/2168-drm-amdgpu-Add-common-gfx-func-Disable-kcq-via-kiq.patch new file mode 100644 index 00000000..7056a7ac --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.19.8/2168-drm-amdgpu-Add-common-gfx-func-Disable-kcq-via-kiq.patch @@ -0,0 +1,61 @@ +From 5c4934b1a753bc45eb679614a07d6042543f117e Mon Sep 17 00:00:00 2001 +From: Rex Zhu <Rex.Zhu@amd.com> +Date: Wed, 22 Aug 2018 13:45:25 +0800 +Subject: [PATCH 2168/2940] drm/amdgpu: Add common gfx func Disable kcq via kiq + +so can be shared with gfx8 and gfx9 + +Reviewed-by: Alex Deucher <alexander.deucher@amd.com> +Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> +Signed-off-by: Rex Zhu <Rex.Zhu@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c | 19 +++++++++++++++++++ + drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h | 1 + + 2 files changed, 20 insertions(+) + +diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c +index 15e9f120ff84..ad159e06cfb2 100644 +--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c ++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c +@@ -431,6 +431,25 @@ void amdgpu_gfx_mqd_sw_fini(struct amdgpu_device *adev) + &ring->mqd_ptr); + } + ++int amdgpu_gfx_disable_kcq(struct amdgpu_device *adev) ++{ ++ struct amdgpu_kiq *kiq = &adev->gfx.kiq; ++ struct amdgpu_ring *kiq_ring = &kiq->ring; ++ int i; ++ ++ if (!kiq->pmf || !kiq->pmf->kiq_unmap_queues) ++ return -EINVAL; ++ ++ if (amdgpu_ring_alloc(kiq_ring, kiq->pmf->unmap_queues_size * ++ adev->gfx.num_compute_rings)) ++ return -ENOMEM; ++ ++ for (i = 0; i < adev->gfx.num_compute_rings; i++) ++ kiq->pmf->kiq_unmap_queues(kiq_ring, &adev->gfx.compute_ring[i], true); ++ ++ return amdgpu_ring_test_ring(kiq_ring); ++} ++ + /* amdgpu_gfx_off_ctrl - Handle gfx off feature enable/disable + * + * @adev: amdgpu_device pointer +diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h +index 14d6f01db27b..b22421f2b6fe 100644 +--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h ++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h +@@ -353,6 +353,7 @@ int amdgpu_gfx_kiq_init(struct amdgpu_device *adev, + int amdgpu_gfx_mqd_sw_init(struct amdgpu_device *adev, + unsigned mqd_size); + void amdgpu_gfx_mqd_sw_fini(struct amdgpu_device *adev); ++int amdgpu_gfx_disable_kcq(struct amdgpu_device *adev); + + void amdgpu_gfx_compute_queue_acquire(struct amdgpu_device *adev); + void amdgpu_gfx_graphics_queue_acquire(struct amdgpu_device *adev); +-- +2.17.1 + |