Commit 83b90b13 authored by Lijo Lazar's avatar Lijo Lazar Committed by Alex Deucher
Browse files

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: default avatarLijo Lazar <lijo.lazar@amd.com>
Acked-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Reviewed-by: default avatarAsad Kamal <asad.kamal@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent e07c5a35

drivers/gpu/drm/amd/include/kgd_pp_interface.h

+1 −0
Original line number Diff line number Diff line
@@ -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,

};

drivers/gpu/drm/amd/pm/amdgpu_pm.c

+2 −0
Original line number Diff line number Diff line
@@ -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

};

drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h

+1 −0
Original line number Diff line number Diff line
@@ -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);