drm/amd/pp: Print out voltage/clock range in sysfs
when user cat pp_od_clk_voltage
add display info about the sclk/mclk/vddc range that user can overdrive
output as:
OD_SCLK:
0: 300MHz 900mV
1: 400MHz 912mV
2: 500MHz 925mV
3: 600MHz 937mV
4: 700MHz 950mV
5: 800MHz 975mV
6: 900MHz 987mV
7: 1000MHz 1000mV
OD_MCLK:
0: 300MHz 900mV
1: 1500MHz 912mV
OD_RANGE:
SCLK: 300MHz 1200MHz
MCLK: 300MHz 1500MHz
VDDC: 700mV 1200mV
also
1. remove unnecessary whitespace before a quoted newline
2. change unit of frequency Mhz to MHz
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
index ce8be46..27d8dd7 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
@@ -555,6 +555,7 @@ static ssize_t amdgpu_get_pp_od_clk_voltage(struct device *dev,
if (adev->powerplay.pp_funcs->print_clock_levels) {
size = amdgpu_dpm_print_clock_levels(adev, OD_SCLK, buf);
size += amdgpu_dpm_print_clock_levels(adev, OD_MCLK, buf+size);
+ size += amdgpu_dpm_print_clock_levels(adev, OD_RANGE, buf+size);
return size;
} else {
return snprintf(buf, PAGE_SIZE, "\n");
diff --git a/drivers/gpu/drm/amd/include/kgd_pp_interface.h b/drivers/gpu/drm/amd/include/kgd_pp_interface.h
index 01969b1..06f08f3 100644
--- a/drivers/gpu/drm/amd/include/kgd_pp_interface.h
+++ b/drivers/gpu/drm/amd/include/kgd_pp_interface.h
@@ -94,6 +94,7 @@ enum pp_clock_type {
PP_PCIE,
OD_SCLK,
OD_MCLK,
+ OD_RANGE,
};
enum amd_pp_sensors {
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
index e119637..232ea6f 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
@@ -4335,22 +4335,36 @@ static int smu7_print_clock_levels(struct pp_hwmgr *hwmgr,
break;
case OD_SCLK:
if (hwmgr->od_enabled) {
- size = sprintf(buf, "%s: \n", "OD_SCLK");
+ size = sprintf(buf, "%s:\n", "OD_SCLK");
for (i = 0; i < odn_sclk_table->num_of_pl; i++)
- size += sprintf(buf + size, "%d: %10uMhz %10u mV\n",
- i, odn_sclk_table->entries[i].clock / 100,
+ size += sprintf(buf + size, "%d: %10uMHz %10umV\n",
+ i, odn_sclk_table->entries[i].clock/100,
odn_sclk_table->entries[i].vddc);
}
break;
case OD_MCLK:
if (hwmgr->od_enabled) {
- size = sprintf(buf, "%s: \n", "OD_MCLK");
+ size = sprintf(buf, "%s:\n", "OD_MCLK");
for (i = 0; i < odn_mclk_table->num_of_pl; i++)
- size += sprintf(buf + size, "%d: %10uMhz %10u mV\n",
- i, odn_mclk_table->entries[i].clock / 100,
+ size += sprintf(buf + size, "%d: %10uMHz %10umV\n",
+ i, odn_mclk_table->entries[i].clock/100,
odn_mclk_table->entries[i].vddc);
}
break;
+ case OD_RANGE:
+ if (hwmgr->od_enabled) {
+ size = sprintf(buf, "%s:\n", "OD_RANGE");
+ size += sprintf(buf + size, "SCLK: %7uMHz %10uMHz\n",
+ data->golden_dpm_table.sclk_table.dpm_levels[0].value/100,
+ hwmgr->platform_descriptor.overdriveLimit.engineClock/100);
+ size += sprintf(buf + size, "MCLK: %7uMHz %10uMHz\n",
+ data->golden_dpm_table.mclk_table.dpm_levels[0].value/100,
+ hwmgr->platform_descriptor.overdriveLimit.memoryClock/100);
+ size += sprintf(buf + size, "VDDC: %7umV %11umV\n",
+ data->odn_dpm_table.min_vddc,
+ data->odn_dpm_table.max_vddc);
+ }
+ break;
default:
break;
}