From: Lijo Lazar Date: Thu, 16 May 2024 08:19:11 +0000 (+0530) Subject: drm/amd/pm: Add xgmi plpd policy to pm_policy X-Git-Tag: v6.11-rc1~141^2~25^2~166 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=83b90b138bc291769d212008d7b6952225a1eba0;p=thirdparty%2Fkernel%2Flinux.git drm/amd/pm: Add xgmi plpd policy to pm_policy Add support to set XGMI PLPD policy levels through 'pm_policy/xgmi_plpd' sysfs node. Signed-off-by: Lijo Lazar Acked-by: Alex Deucher Reviewed-by: Asad Kamal Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/include/kgd_pp_interface.h b/drivers/gpu/drm/amd/include/kgd_pp_interface.h index 4adfe9f0fd920..ac76bcd81a5dc 100644 --- a/drivers/gpu/drm/amd/include/kgd_pp_interface.h +++ b/drivers/gpu/drm/amd/include/kgd_pp_interface.h @@ -276,6 +276,7 @@ enum pp_xgmi_plpd_mode { enum pp_pm_policy { PP_PM_POLICY_NONE = -1, PP_PM_POLICY_SOC_PSTATE = 0, + PP_PM_POLICY_XGMI_PLPD, PP_PM_POLICY_NUM, }; diff --git a/drivers/gpu/drm/amd/pm/amdgpu_pm.c b/drivers/gpu/drm/amd/pm/amdgpu_pm.c index 2aebe5a67b034..4bce339c5dc07 100644 --- a/drivers/gpu/drm/amd/pm/amdgpu_pm.c +++ b/drivers/gpu/drm/amd/pm/amdgpu_pm.c @@ -2373,9 +2373,11 @@ static ssize_t amdgpu_set_pm_policy_attr(struct device *dev, #define AMDGPU_PM_POLICY_ATTR_VAR(_name) pm_policy_attr_##_name.dev_attr.attr AMDGPU_PM_POLICY_ATTR(soc_pstate, SOC_PSTATE) +AMDGPU_PM_POLICY_ATTR(xgmi_plpd, XGMI_PLPD) static struct attribute *pm_policy_attrs[] = { &AMDGPU_PM_POLICY_ATTR_VAR(soc_pstate), + &AMDGPU_PM_POLICY_ATTR_VAR(xgmi_plpd), NULL }; diff --git a/drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h b/drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h index a35ffe5d2021d..84ec4ae3d6c58 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h +++ b/drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h @@ -1574,6 +1574,7 @@ typedef struct { } WifiBandEntryTable_t; #define STR_SOC_PSTATE_POLICY "soc_pstate" +#define STR_XGMI_PLPD_POLICY "xgmi_plpd" struct smu_dpm_policy *smu_get_pm_policy(struct smu_context *smu, enum pp_pm_policy p_type);