diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.14.71/5073-drm-amdgpu-Ctrl-gfx-off-via-amdgpu_gfx_off_ctrl.patch')
-rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.14.71/5073-drm-amdgpu-Ctrl-gfx-off-via-amdgpu_gfx_off_ctrl.patch | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.14.71/5073-drm-amdgpu-Ctrl-gfx-off-via-amdgpu_gfx_off_ctrl.patch b/common/recipes-kernel/linux/linux-yocto-4.14.71/5073-drm-amdgpu-Ctrl-gfx-off-via-amdgpu_gfx_off_ctrl.patch new file mode 100644 index 00000000..3b5225db --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.14.71/5073-drm-amdgpu-Ctrl-gfx-off-via-amdgpu_gfx_off_ctrl.patch @@ -0,0 +1,63 @@ +From 79a48ac1e9e80d834e2c06415e4c17a8ad5bce76 Mon Sep 17 00:00:00 2001 +From: Rex Zhu <Rex.Zhu@amd.com> +Date: Fri, 27 Jul 2018 14:55:09 +0800 +Subject: [PATCH 5073/5725] drm/amdgpu: Ctrl gfx off via amdgpu_gfx_off_ctrl + +use amdgpu_gfx_off_ctrl function so driver can arbitrate +whether the gfx ip can be power off or power on. + +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_device.c | 6 ++---- + drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 6 ++---- + 2 files changed, 4 insertions(+), 8 deletions(-) + +diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +index aa9cc45..5e47f2a 100644 +--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c ++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +@@ -1878,8 +1878,7 @@ static int amdgpu_device_ip_fini(struct amdgpu_device *adev) + adev->ip_blocks[i].version->funcs->name, r); + return r; + } +- if (adev->powerplay.pp_funcs->set_powergating_by_smu) +- amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_GFX, false); ++ amdgpu_gfx_off_ctrl(adev, false); + r = adev->ip_blocks[i].version->funcs->hw_fini((void *)adev); + /* XXX handle errors */ + if (r) { +@@ -2061,8 +2060,7 @@ static int amdgpu_device_ip_suspend_phase2(struct amdgpu_device *adev) + } + + /* call smu to disable gfx off feature first when suspend */ +- if (adev->powerplay.pp_funcs->set_powergating_by_smu) +- amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_GFX, false); ++ amdgpu_gfx_off_ctrl(adev, false); + + for (i = adev->num_ip_blocks - 1; i >= 0; i--) { + if (!adev->ip_blocks[i].status.valid) +diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c +index 670a564..fe751d2 100644 +--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c ++++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c +@@ -3788,13 +3788,11 @@ static int gfx_v9_0_set_powergating_state(void *handle, + gfx_v9_0_update_gfx_mg_power_gating(adev, enable); + + /* set gfx off through smu */ +- if (enable && adev->powerplay.pp_funcs->set_powergating_by_smu) +- amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_GFX, true); ++ amdgpu_gfx_off_ctrl(adev, true); + break; + case CHIP_VEGA12: + /* set gfx off through smu */ +- if (enable && adev->powerplay.pp_funcs->set_powergating_by_smu) +- amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_GFX, true); ++ amdgpu_gfx_off_ctrl(adev, true); + break; + default: + break; +-- +2.7.4 + |