[PATCH 1/4] drm/amd/pp: Implement get_power_profile_mode on smu7

[Rex Zhu]

It show what parameters can be setted on smu7(vi/ci asics)
to get better performance.

Also show some profiling modes, user can select directly
by serial number based on workloads.

cat pp_power_profile_mode
NUM        MODE_NAME     SCLK_UP_HYST   SCLK_DOWN_HYST SCLK_ACTIVE_LEVEL     MCLK_UP_HYST   MCLK_DOWN_HYST MCLK_ACTIVE_LEVEL
  0   3D_FULL_SCREEN:        0              100               30                0              100               10
  1     POWER_SAVING:       10                0               30                -                -                -
  2            VIDEO:        -                -                -               10               16               31
  3               VR:        0               11               50                0              100               10
  4          COMPUTE:        0                5               30                -                -                -
  5           CUSTOM:        0                0                0                0                0                0
  *          CURRENT:        0              100               30                0              100               10

Change-Id: I4e44f336e0f57148d9b73ec26c3705a924ebd6e5
Reviewed-by: Alex Deucher <alexander.deucher at amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu at amd.com>
---
 drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c | 87 ++++++++++++++++++++++++
 1 file changed, 87 insertions(+)

diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
index 535d786..acbcb64 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
@@ -81,6 +81,21 @@
 #define PCIE_BUS_CLK                10000
 #define TCLK                        (PCIE_BUS_CLK / 10)
 
+static const struct profile_mode_setting smu7_profiling[5] =
+					{{1, 0, 100, 30, 1, 0, 100, 10},
+					 {1, 10, 0, 30, 0, 0, 0, 0},
+					 {0, 0, 0, 0, 1, 10, 16, 31},
+					 {1, 0, 11, 50, 1, 0, 100, 10},
+					 {1, 0, 5, 30, 0, 0, 0, 0},
+					};
+
+static const struct profile_mode_setting polaris11_profiling[5] =
+					{{1, 0, 100, 30, 1, 0, 100, 10},
+					 {1, 10, 0, 30, 0, 0, 0, 0},
+					 {0, 0, 0, 0, 1, 10, 16, 62},
+					 {1, 0, 11, 50, 1, 0, 100, 10},
+					 {1, 0, 5, 30, 0, 0, 0, 0},
+					};
 
 /** Values for the CG_THERMAL_CTRL::DPM_EVENT_SRC field. */
 enum DPM_EVENT_SRC {
@@ -4930,6 +4945,77 @@ static int smu7_odn_edit_dpm_table(struct pp_hwmgr *hwmgr,
 	return 0;
 }
 
+static int smu7_get_power_profile_mode(struct pp_hwmgr *hwmgr, char *buf)
+{
+	struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
+	uint32_t i, size = 0;
+	uint32_t len;
+
+	static const char *profile_name[6] = {"3D_FULL_SCREEN",
+					"POWER_SAVING",
+					"VIDEO",
+					"VR",
+					"COMPUTE",
+					"CUSTOM"};
+
+	static const char *title[8] = {"NUM",
+			"MODE_NAME",
+			"SCLK_UP_HYST",
+			"SCLK_DOWN_HYST",
+			"SCLK_ACTIVE_LEVEL",
+			"MCLK_UP_HYST",
+			"MCLK_DOWN_HYST",
+			"MCLK_ACTIVE_LEVEL"};
+
+	if (!buf)
+		return -EINVAL;
+
+	size += sprintf(buf + size, "%s %16s %16s %16s %16s %16s %16s %16s\n",
+			title[0], title[1], title[2], title[3],
+			title[4], title[5], title[6], title[7]);
+
+	len = sizeof(smu7_profiling) / sizeof(struct profile_mode_setting);
+
+	for (i = 0; i < len; i++) {
+		if (smu7_profiling[i].bupdate_sclk)
+			size += sprintf(buf + size, "%3d %16s: %8d %16d %16d ",
+			i, profile_name[i], smu7_profiling[i].sclk_up_hyst,
+			smu7_profiling[i].sclk_down_hyst,
+			smu7_profiling[i].sclk_activity);
+		else
+			size += sprintf(buf + size, "%3d %16s: %8s %16s %16s ",
+			i, profile_name[i], "-", "-", "-");
+
+		if (smu7_profiling[i].bupdate_mclk)
+			size += sprintf(buf + size, "%16d %16d %16d\n",
+			smu7_profiling[i].mclk_up_hyst,
+			smu7_profiling[i].mclk_down_hyst,
+			smu7_profiling[i].mclk_activity);
+		else
+			size += sprintf(buf + size, "%16s %16s %16s\n",
+			"-", "-", "-");
+	}
+
+	size += sprintf(buf + size, "%3d %16s: %8d %16d %16d %16d %16d %16d\n",
+			i, profile_name[i],
+			data->custom_profile_setting.sclk_up_hyst,
+			data->custom_profile_setting.sclk_down_hyst,
+			data->custom_profile_setting.sclk_activity,
+			data->custom_profile_setting.mclk_up_hyst,
+			data->custom_profile_setting.mclk_down_hyst,
+			data->custom_profile_setting.mclk_activity);
+
+	size += sprintf(buf + size, "%3s %16s: %8d %16d %16d %16d %16d %16d\n",
+			"*", "CURRENT",
+			data->current_profile_setting.sclk_up_hyst,
+			data->current_profile_setting.sclk_down_hyst,
+			data->current_profile_setting.sclk_activity,
+			data->current_profile_setting.mclk_up_hyst,
+			data->current_profile_setting.mclk_down_hyst,
+			data->current_profile_setting.mclk_activity);
+
+	return size;
+}
 
 static const struct pp_hwmgr_func smu7_hwmgr_funcs = {
 	.backend_init = &smu7_hwmgr_backend_init,
@@ -4986,6 +5072,7 @@ static int smu7_odn_edit_dpm_table(struct pp_hwmgr *hwmgr,
 	.get_thermal_temperature_range = smu7_get_thermal_temperature_range,
 	.odn_edit_dpm_table = smu7_odn_edit_dpm_table,
 	.set_power_limit = smu7_set_power_limit,
+	.get_power_profile_mode = smu7_get_power_profile_mode,
 };
 
 uint8_t smu7_get_sleep_divider_id_from_clock(uint32_t clock,
-- 
1.9.1