diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/1080-drm-amdgpu-use-multipipe-compute-policy-on-non-PL11-.patch')
-rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/1080-drm-amdgpu-use-multipipe-compute-policy-on-non-PL11-.patch | 56 |
1 files changed, 0 insertions, 56 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/1080-drm-amdgpu-use-multipipe-compute-policy-on-non-PL11-.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/1080-drm-amdgpu-use-multipipe-compute-policy-on-non-PL11-.patch deleted file mode 100644 index 8e60419a..00000000 --- a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/1080-drm-amdgpu-use-multipipe-compute-policy-on-non-PL11-.patch +++ /dev/null @@ -1,56 +0,0 @@ -From 02c7e221a0ce6d03bb1faca3cb1ed7db4890ed20 Mon Sep 17 00:00:00 2001 -From: Andres Rodriguez <andresx7@gmail.com> -Date: Tue, 26 Sep 2017 12:22:45 -0400 -Subject: [PATCH 1080/4131] drm/amdgpu: use multipipe compute policy on non - PL11 asics - -A performance regression for OpenCL tests on Polaris11 had this feature -disabled for all asics. - -Instead, disable it selectively on the affected asics. - -Acked-by: Felix Kuehling <Felix.Kuehling@amd.com> -Signed-off-by: Andres Rodriguez <andresx7@gmail.com> -Signed-off-by: Alex Deucher <alexander.deucher@amd.com> ---- - drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c | 14 ++++++++++++-- - 1 file changed, 12 insertions(+), 2 deletions(-) - -diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c -index 4f6c68f..3d76e76 100644 ---- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c -+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c -@@ -109,9 +109,20 @@ void amdgpu_gfx_parse_disable_cu(unsigned *mask, unsigned max_se, unsigned max_s - } - } - -+static bool amdgpu_gfx_is_multipipe_capable(struct amdgpu_device *adev) -+{ -+ /* FIXME: spreading the queues across pipes causes perf regressions -+ * on POLARIS11 compute workloads */ -+ if (adev->asic_type == CHIP_POLARIS11) -+ return false; -+ -+ return adev->gfx.mec.num_mec > 1; -+} -+ - void amdgpu_gfx_compute_queue_acquire(struct amdgpu_device *adev) - { - int i, queue, pipe, mec; -+ bool multipipe_policy = amdgpu_gfx_is_multipipe_capable(adev); - - /* policy for amdgpu compute queue ownership */ - for (i = 0; i < AMDGPU_MAX_COMPUTE_QUEUES; ++i) { -@@ -125,8 +136,7 @@ void amdgpu_gfx_compute_queue_acquire(struct amdgpu_device *adev) - if (mec >= adev->gfx.mec.num_mec) - break; - -- /* FIXME: spreading the queues across pipes causes perf regressions */ -- if (0) { -+ if (multipipe_policy) { - /* policy: amdgpu owns the first two queues of the first MEC */ - if (mec == 0 && queue < 2) - set_bit(i, adev->gfx.mec.queue_bitmap); --- -2.7.4 - |