diff options
Diffstat (limited to 'meta-amdfalconx86/recipes-kernel/linux/files/1124-add-amdgpu.cg_mask-and-amdgpu.pg_mask-parameters.patch')
-rw-r--r-- | meta-amdfalconx86/recipes-kernel/linux/files/1124-add-amdgpu.cg_mask-and-amdgpu.pg_mask-parameters.patch | 77 |
1 files changed, 0 insertions, 77 deletions
diff --git a/meta-amdfalconx86/recipes-kernel/linux/files/1124-add-amdgpu.cg_mask-and-amdgpu.pg_mask-parameters.patch b/meta-amdfalconx86/recipes-kernel/linux/files/1124-add-amdgpu.cg_mask-and-amdgpu.pg_mask-parameters.patch deleted file mode 100644 index ff18aa48..00000000 --- a/meta-amdfalconx86/recipes-kernel/linux/files/1124-add-amdgpu.cg_mask-and-amdgpu.pg_mask-parameters.patch +++ /dev/null @@ -1,77 +0,0 @@ -From b6dadf7dceff70f8a09cf57fe7f1aa29427f764f Mon Sep 17 00:00:00 2001 -From: Sanjay R Mehta <sanju.mehta@amd.com> -Date: Thu, 13 Oct 2016 12:52:22 +0530 -Subject: [PATCH 1/2] add amdgpu.cg_mask and amdgpu.pg_mask parameters -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -They allow disabling clock and power gating from the kernel command line, -which hopefully helps with diagnosing problems in the field. - -Reviewed-by: Alex Deucher <alexander.deucher@amd.com> -Signed-off-by: Nicolai Hähnle <Nicolai.Haehnle@amd.com> -Signed-off-by: Alex Deucher <alexander.deucher@amd.com> -Signed-off-by: Sanjay R Mehta <sanju.mehta@amd.com> ---- - drivers/gpu/drm/amd/amdgpu/amdgpu.h | 2 ++ - drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 3 +++ - drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 8 ++++++++ - 3 files changed, 13 insertions(+) - -diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h -index b15b3b5..d3de21d 100644 ---- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h -+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h -@@ -89,6 +89,8 @@ extern int amdgpu_sched_hw_submission; - extern int amdgpu_powerplay; - extern unsigned amdgpu_pcie_gen_cap; - extern unsigned amdgpu_pcie_lane_cap; -+extern unsigned amdgpu_cg_mask; -+extern unsigned amdgpu_pg_mask; - - #define AMDGPU_WAIT_IDLE_TIMEOUT_IN_MS 3000 - #define AMDGPU_MAX_USEC_TIMEOUT 100000 /* 100 ms */ -diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c -index 6077ec6..ba5a67b 100644 ---- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c -+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c -@@ -1208,6 +1208,9 @@ static int amdgpu_early_init(struct amdgpu_device *adev) - } - } - -+ adev->cg_flags &= amdgpu_cg_mask; -+ adev->pg_flags &= amdgpu_pg_mask; -+ - return 0; - } - -diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c -index af014c3..340d5fd 100644 ---- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c -+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c -@@ -83,6 +83,8 @@ int amdgpu_sched_hw_submission = 2; - int amdgpu_powerplay = -1; - unsigned amdgpu_pcie_gen_cap = 0; - unsigned amdgpu_pcie_lane_cap = 0; -+unsigned amdgpu_cg_mask = 0xffffffff; -+unsigned amdgpu_pg_mask = 0xffffffff; - - MODULE_PARM_DESC(vramlimit, "Restrict VRAM for testing, in megabytes"); - module_param_named(vramlimit, amdgpu_vram_limit, int, 0600); -@@ -170,6 +172,12 @@ module_param_named(pcie_gen_cap, amdgpu_pcie_gen_cap, uint, 0444); - MODULE_PARM_DESC(pcie_lane_cap, "PCIE Lane Caps (0: autodetect (default))"); - module_param_named(pcie_lane_cap, amdgpu_pcie_lane_cap, uint, 0444); - -+MODULE_PARM_DESC(cg_mask, "Clockgating flags mask (0 = disable clock gating)"); -+module_param_named(cg_mask, amdgpu_cg_mask, uint, 0444); -+ -+MODULE_PARM_DESC(pg_mask, "Powergating flags mask (0 = disable power gating)"); -+module_param_named(pg_mask, amdgpu_pg_mask, uint, 0444); -+ - static const struct pci_device_id pciidlist[] = { - #ifdef CONFIG_DRM_AMDGPU_CIK - /* Kaveri */ --- -2.7.4 - |