diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/1081-drm-amdgpu-add-option-for-force-enable-multipipe-pol.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/1081-drm-amdgpu-add-option-for-force-enable-multipipe-pol.patch | 71 |
1 files changed, 0 insertions, 71 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/1081-drm-amdgpu-add-option-for-force-enable-multipipe-pol.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/1081-drm-amdgpu-add-option-for-force-enable-multipipe-pol.patch deleted file mode 100644 index db2529e1..00000000 --- a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/1081-drm-amdgpu-add-option-for-force-enable-multipipe-pol.patch +++ /dev/null @@ -1,71 +0,0 @@ -From e9578f2b3197d43d1f42409f092d1940c1f0f559 Mon Sep 17 00:00:00 2001 -From: Andres Rodriguez <andresx7@gmail.com> -Date: Tue, 26 Sep 2017 12:22:46 -0400 -Subject: [PATCH 1081/4131] drm/amdgpu: add option for force enable multipipe - policy for compute - -Useful for testing the effects of multipipe compute without recompiling. - -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.h | 1 + - drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 4 ++++ - drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c | 6 ++++++ - 3 files changed, 11 insertions(+) - -diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h -index 1fbfe98..fa3935b8 100644 ---- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h -+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h -@@ -125,6 +125,7 @@ extern int amdgpu_cntl_sb_buf_per_se; - extern int amdgpu_param_buf_per_se; - extern int amdgpu_job_hang_limit; - extern int amdgpu_lbpw; -+extern int amdgpu_compute_multipipe; - - #ifdef CONFIG_DRM_AMDGPU_SI - extern int amdgpu_si_support; -diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c -index e587416..91b5638 100644 ---- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c -+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c -@@ -124,6 +124,7 @@ int amdgpu_cntl_sb_buf_per_se = 0; - int amdgpu_param_buf_per_se = 0; - int amdgpu_job_hang_limit = 0; - int amdgpu_lbpw = -1; -+int amdgpu_compute_multipipe = -1; - - MODULE_PARM_DESC(vramlimit, "Restrict VRAM for testing, in megabytes"); - module_param_named(vramlimit, amdgpu_vram_limit, int, 0600); -@@ -273,6 +274,9 @@ module_param_named(job_hang_limit, amdgpu_job_hang_limit, int ,0444); - MODULE_PARM_DESC(lbpw, "Load Balancing Per Watt (LBPW) support (1 = enable, 0 = disable, -1 = auto)"); - module_param_named(lbpw, amdgpu_lbpw, int, 0444); - -+MODULE_PARM_DESC(compute_multipipe, "Force compute queues to be spread across pipes (1 = enable, 0 = disable, -1 = auto)"); -+module_param_named(compute_multipipe, amdgpu_compute_multipipe, int, 0444); -+ - #ifdef CONFIG_DRM_AMDGPU_SI - - int amdgpu_si_support = 1; -diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c -index 3d76e76..48d94ae 100644 ---- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c -+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c -@@ -111,6 +111,12 @@ 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) - { -+ if (amdgpu_compute_multipipe != -1) { -+ DRM_INFO("amdgpu: forcing compute pipe policy %d\n", -+ amdgpu_compute_multipipe); -+ return amdgpu_compute_multipipe == 1; -+ } -+ - /* FIXME: spreading the queues across pipes causes perf regressions - * on POLARIS11 compute workloads */ - if (adev->asic_type == CHIP_POLARIS11) --- -2.7.4 - |