[PATCH 03/10] drm/amd/pp: Add new smu callback function

Rex Zhu Rex.Zhu at amd.com
Thu Feb 8 09:14:12 UTC 2018


it is used for adjust part of dpm settigs
to get better performance under different
workloads.

Change-Id: I1e1ed786e9c07c91fb7e810af5b1ec5dd5cc4791
Signed-off-by: Rex Zhu <Rex.Zhu at amd.com>
---
 drivers/gpu/drm/amd/powerplay/inc/hwmgr.h     | 1 +
 drivers/gpu/drm/amd/powerplay/inc/smumgr.h    | 1 +
 drivers/gpu/drm/amd/powerplay/smumgr/smumgr.c | 8 ++++++++
 3 files changed, 10 insertions(+)

diff --git a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
index 77d7f49..31988d7 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
@@ -239,6 +239,7 @@ struct pp_smumgr_func {
 	int (*populate_requested_graphic_levels)(struct pp_hwmgr *hwmgr,
 			struct amd_pp_profile *request);
 	bool (*is_hw_avfs_present)(struct pp_hwmgr  *hwmgr);
+	int (*update_dpm_settings)(struct pp_hwmgr *hwmgr, void *profile_setting);
 };
 
 struct pp_hwmgr_func {
diff --git a/drivers/gpu/drm/amd/powerplay/inc/smumgr.h b/drivers/gpu/drm/amd/powerplay/inc/smumgr.h
index b1b27b2..e05a57e 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/smumgr.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/smumgr.h
@@ -134,5 +134,6 @@ extern int smum_populate_requested_graphic_levels(struct pp_hwmgr *hwmgr,
 
 extern bool smum_is_hw_avfs_present(struct pp_hwmgr *hwmgr);
 
+extern int smum_update_dpm_settings(struct pp_hwmgr *hwmgr, void *profile_setting);
 
 #endif
diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/smumgr.c b/drivers/gpu/drm/amd/powerplay/smumgr/smumgr.c
index 8673884..1ce4959 100644
--- a/drivers/gpu/drm/amd/powerplay/smumgr/smumgr.c
+++ b/drivers/gpu/drm/amd/powerplay/smumgr/smumgr.c
@@ -253,3 +253,11 @@ bool smum_is_hw_avfs_present(struct pp_hwmgr *hwmgr)
 
 	return false;
 }
+
+int smum_update_dpm_settings(struct pp_hwmgr *hwmgr, void *profile_setting)
+{
+	if (hwmgr->smumgr_funcs->update_dpm_settings)
+		return hwmgr->smumgr_funcs->update_dpm_settings(hwmgr, profile_setting);
+
+	return -EINVAL;
+}
-- 
1.9.1



More information about the amd-gfx mailing list