From fe44540d0e7c3cbd4b0077212b4215b963adaf67 Mon Sep 17 00:00:00 2001 From: Hawking Zhang 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 Signed-off-by: Alex Deucher --- 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