diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2286-drm-amdgpu-enable-sw-smu-driver-for-navi10-by-defaul.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2286-drm-amdgpu-enable-sw-smu-driver-for-navi10-by-defaul.patch | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2286-drm-amdgpu-enable-sw-smu-driver-for-navi10-by-defaul.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2286-drm-amdgpu-enable-sw-smu-driver-for-navi10-by-defaul.patch new file mode 100644 index 00000000..071f4ccb --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2286-drm-amdgpu-enable-sw-smu-driver-for-navi10-by-defaul.patch @@ -0,0 +1,58 @@ +From fe44540d0e7c3cbd4b0077212b4215b963adaf67 Mon Sep 17 00:00:00 2001 +From: Hawking Zhang <Hawking.Zhang@amd.com> +Date: Mon, 1 Apr 2019 15:32:48 +0800 +Subject: [PATCH 2286/2940] drm/amdgpu: enable sw smu driver for navi10 by + default + +Navi10 will use sw smu driver for dynamic power managment, +while vega20 could also use sw smu driver when amdgpu_dpm is +set to 2 + +Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 4 +++- + drivers/gpu/drm/amd/powerplay/amdgpu_smu.c | 11 +++++------ + 2 files changed, 8 insertions(+), 7 deletions(-) + +diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c +index f3e18804c81a..90d4f3113b6f 100644 +--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c ++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c +@@ -256,7 +256,9 @@ module_param_string(lockup_timeout, amdgpu_lockup_timeout, sizeof(amdgpu_lockup_ + + /** + * DOC: dpm (int) +- * Override for dynamic power management setting (1 = enable, 0 = disable). The default is -1 (auto). ++ * Override for dynamic power management setting ++ * (0 = disable, 1 = enable, 2 = enable sw smu driver for vega20) ++ * The default is -1 (auto). + */ + MODULE_PARM_DESC(dpm, "DPM support (1 = enable, 0 = disable, -1 = auto)"); + module_param_named(dpm, amdgpu_dpm, int, 0444); +diff --git a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c +index 63df59e7335d..87822f434350 100644 +--- a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c ++++ b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c +@@ -168,13 +168,12 @@ int smu_update_table_with_arg(struct smu_context *smu, uint16_t table_id, uint16 + + bool is_support_sw_smu(struct amdgpu_device *adev) + { +- if (amdgpu_dpm != 1) +- return false; +- +- if (adev->asic_type >= CHIP_VEGA20 && adev->asic_type != CHIP_RAVEN) ++ if (adev->asic_type == CHIP_VEGA20) ++ return (amdgpu_dpm == 2) ? true: false; ++ else if (adev->asic_type >= CHIP_NAVI10) + return true; +- +- return false; ++ else ++ return false; + } + + int smu_sys_get_pp_table(struct smu_context *smu, void **table) +-- +2.17.1 + |