[PATCH 1/3] amdgpu/pm: Replace navi10 usage of sprintf with sysfs_emit
Darren Powell
darren.powell at amd.com
Sun Aug 8 05:30:17 UTC 2021
initial modification of files
smu_cmn.c
navi10_ppt.c
=== Test ===
AMDGPU_PCI_ADDR=`lspci -nn | grep "VGA\|Display" | cut -d " " -f 1`
AMDGPU_HWMON=`ls -la /sys/class/hwmon | grep $AMDGPU_PCI_ADDR | awk '{print $9}'`
HWMON_DIR=/sys/class/hwmon/${AMDGPU_HWMON}
LOGFILE=pp_printf.test.log
lspci -nn | grep "VGA\|Display" > $LOGFILE
FILES="pp_dpm_sclk
pp_sclk_od
pp_mclk_od
pp_dpm_pcie
pp_od_clk_voltage
pp_power_profile_mode "
for f in $FILES
do
echo === $f === >> $LOGFILE
cat $HWMON_DIR/device/$f >> $LOGFILE
done
cat $LOGFILE
Signed-off-by: Darren Powell <darren.powell at amd.com>
---
.../gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c | 61 ++++++++++---------
drivers/gpu/drm/amd/pm/swsmu/smu_cmn.c | 6 +-
2 files changed, 35 insertions(+), 32 deletions(-)
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c
index d7722c229ddd..2e5d3669652b 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c
@@ -1303,7 +1303,7 @@ static int navi10_print_clk_levels(struct smu_context *smu,
if (ret)
return size;
- size += sprintf(buf + size, "%d: %uMhz %s\n", i, value,
+ size += sysfs_emit_at(buf, size, "%d: %uMhz %s\n", i, value,
cur_value == value ? "*" : "");
}
} else {
@@ -1321,7 +1321,7 @@ static int navi10_print_clk_levels(struct smu_context *smu,
freq_values[1] = (freq_values[0] + freq_values[2]) / 2;
for (i = 0; i < 3; i++) {
- size += sprintf(buf + size, "%d: %uMhz %s\n", i, freq_values[i],
+ size += sysfs_emit_at(buf, size, "%d: %uMhz %s\n", i, freq_values[i],
i == mark_index ? "*" : "");
}
@@ -1331,7 +1331,7 @@ static int navi10_print_clk_levels(struct smu_context *smu,
gen_speed = smu_v11_0_get_current_pcie_link_speed_level(smu);
lane_width = smu_v11_0_get_current_pcie_link_width_level(smu);
for (i = 0; i < NUM_LINK_LEVELS; i++)
- size += sprintf(buf + size, "%d: %s %s %dMhz %s\n", i,
+ size += sysfs_emit_at(buf, size, "%d: %s %s %dMhz %s\n", i,
(dpm_context->dpm_tables.pcie_table.pcie_gen[i] == 0) ? "2.5GT/s," :
(dpm_context->dpm_tables.pcie_table.pcie_gen[i] == 1) ? "5.0GT/s," :
(dpm_context->dpm_tables.pcie_table.pcie_gen[i] == 2) ? "8.0GT/s," :
@@ -1352,23 +1352,24 @@ static int navi10_print_clk_levels(struct smu_context *smu,
break;
if (!navi10_od_feature_is_supported(od_settings, SMU_11_0_ODCAP_GFXCLK_LIMITS))
break;
- size += sprintf(buf + size, "OD_SCLK:\n");
- size += sprintf(buf + size, "0: %uMhz\n1: %uMhz\n", od_table->GfxclkFmin, od_table->GfxclkFmax);
+ size += sysfs_emit_at(buf, size, "OD_SCLK:\n");
+ size += sysfs_emit_at(buf, size, "0: %uMhz\n1: %uMhz\n",
+ od_table->GfxclkFmin, od_table->GfxclkFmax);
break;
case SMU_OD_MCLK:
if (!smu->od_enabled || !od_table || !od_settings)
break;
if (!navi10_od_feature_is_supported(od_settings, SMU_11_0_ODCAP_UCLK_MAX))
break;
- size += sprintf(buf + size, "OD_MCLK:\n");
- size += sprintf(buf + size, "1: %uMHz\n", od_table->UclkFmax);
+ size += sysfs_emit_at(buf, size, "OD_MCLK:\n");
+ size += sysfs_emit_at(buf, size, "1: %uMHz\n", od_table->UclkFmax);
break;
case SMU_OD_VDDC_CURVE:
if (!smu->od_enabled || !od_table || !od_settings)
break;
if (!navi10_od_feature_is_supported(od_settings, SMU_11_0_ODCAP_GFXCLK_CURVE))
break;
- size += sprintf(buf + size, "OD_VDDC_CURVE:\n");
+ size += sysfs_emit_at(buf, size, "OD_VDDC_CURVE:\n");
for (i = 0; i < 3; i++) {
switch (i) {
case 0:
@@ -1383,55 +1384,57 @@ static int navi10_print_clk_levels(struct smu_context *smu,
default:
break;
}
- size += sprintf(buf + size, "%d: %uMHz %umV\n", i, curve_settings[0], curve_settings[1] / NAVI10_VOLTAGE_SCALE);
+ size += sysfs_emit_at(buf, size, "%d: %uMHz %umV\n",
+ i, curve_settings[0],
+ curve_settings[1] / NAVI10_VOLTAGE_SCALE);
}
break;
case SMU_OD_RANGE:
if (!smu->od_enabled || !od_table || !od_settings)
break;
- size = sprintf(buf, "%s:\n", "OD_RANGE");
+ size = sysfs_emit(buf, "%s:\n", "OD_RANGE");
if (navi10_od_feature_is_supported(od_settings, SMU_11_0_ODCAP_GFXCLK_LIMITS)) {
navi10_od_setting_get_range(od_settings, SMU_11_0_ODSETTING_GFXCLKFMIN,
&min_value, NULL);
navi10_od_setting_get_range(od_settings, SMU_11_0_ODSETTING_GFXCLKFMAX,
NULL, &max_value);
- size += sprintf(buf + size, "SCLK: %7uMhz %10uMhz\n",
+ size += sysfs_emit_at(buf, size, "SCLK: %7uMhz %10uMhz\n",
min_value, max_value);
}
if (navi10_od_feature_is_supported(od_settings, SMU_11_0_ODCAP_UCLK_MAX)) {
navi10_od_setting_get_range(od_settings, SMU_11_0_ODSETTING_UCLKFMAX,
&min_value, &max_value);
- size += sprintf(buf + size, "MCLK: %7uMhz %10uMhz\n",
+ size += sysfs_emit_at(buf, size, "MCLK: %7uMhz %10uMhz\n",
min_value, max_value);
}
if (navi10_od_feature_is_supported(od_settings, SMU_11_0_ODCAP_GFXCLK_CURVE)) {
navi10_od_setting_get_range(od_settings, SMU_11_0_ODSETTING_VDDGFXCURVEFREQ_P1,
&min_value, &max_value);
- size += sprintf(buf + size, "VDDC_CURVE_SCLK[0]: %7uMhz %10uMhz\n",
- min_value, max_value);
+ size += sysfs_emit_at(buf, size, "VDDC_CURVE_SCLK[0]: %7uMhz %10uMhz\n",
+ min_value, max_value);
navi10_od_setting_get_range(od_settings, SMU_11_0_ODSETTING_VDDGFXCURVEVOLTAGE_P1,
&min_value, &max_value);
- size += sprintf(buf + size, "VDDC_CURVE_VOLT[0]: %7dmV %11dmV\n",
- min_value, max_value);
+ size += sysfs_emit_at(buf, size, "VDDC_CURVE_VOLT[0]: %7dmV %11dmV\n",
+ min_value, max_value);
navi10_od_setting_get_range(od_settings, SMU_11_0_ODSETTING_VDDGFXCURVEFREQ_P2,
&min_value, &max_value);
- size += sprintf(buf + size, "VDDC_CURVE_SCLK[1]: %7uMhz %10uMhz\n",
- min_value, max_value);
+ size += sysfs_emit_at(buf, size, "VDDC_CURVE_SCLK[1]: %7uMhz %10uMhz\n",
+ min_value, max_value);
navi10_od_setting_get_range(od_settings, SMU_11_0_ODSETTING_VDDGFXCURVEVOLTAGE_P2,
&min_value, &max_value);
- size += sprintf(buf + size, "VDDC_CURVE_VOLT[1]: %7dmV %11dmV\n",
- min_value, max_value);
+ size += sysfs_emit_at(buf, size, "VDDC_CURVE_VOLT[1]: %7dmV %11dmV\n",
+ min_value, max_value);
navi10_od_setting_get_range(od_settings, SMU_11_0_ODSETTING_VDDGFXCURVEFREQ_P3,
&min_value, &max_value);
- size += sprintf(buf + size, "VDDC_CURVE_SCLK[2]: %7uMhz %10uMhz\n",
- min_value, max_value);
+ size += sysfs_emit_at(buf, size, "VDDC_CURVE_SCLK[2]: %7uMhz %10uMhz\n",
+ min_value, max_value);
navi10_od_setting_get_range(od_settings, SMU_11_0_ODSETTING_VDDGFXCURVEVOLTAGE_P3,
&min_value, &max_value);
- size += sprintf(buf + size, "VDDC_CURVE_VOLT[2]: %7dmV %11dmV\n",
- min_value, max_value);
+ size += sysfs_emit_at(buf, size, "VDDC_CURVE_VOLT[2]: %7dmV %11dmV\n",
+ min_value, max_value);
}
break;
@@ -1730,7 +1733,7 @@ static int navi10_get_power_profile_mode(struct smu_context *smu, char *buf)
if (!buf)
return -EINVAL;
- size += sprintf(buf + size, "%16s %s %s %s %s %s %s %s %s %s %s\n",
+ size += sysfs_emit_at(buf, size, "%16s %s %s %s %s %s %s %s %s %s %s\n",
title[0], title[1], title[2], title[3], title[4], title[5],
title[6], title[7], title[8], title[9], title[10]);
@@ -1750,10 +1753,10 @@ static int navi10_get_power_profile_mode(struct smu_context *smu, char *buf)
return result;
}
- size += sprintf(buf + size, "%2d %14s%s:\n",
+ size += sysfs_emit_at(buf, size, "%2d %14s%s:\n",
i, profile_name[i], (i == smu->power_profile_mode) ? "*" : " ");
- size += sprintf(buf + size, "%19s %d(%13s) %7d %7d %7d %7d %7d %7d %7d %7d %7d\n",
+ size += sysfs_emit_at(buf, size, "%19s %d(%13s) %7d %7d %7d %7d %7d %7d %7d %7d %7d\n",
" ",
0,
"GFXCLK",
@@ -1767,7 +1770,7 @@ static int navi10_get_power_profile_mode(struct smu_context *smu, char *buf)
activity_monitor.Gfx_PD_Data_error_coeff,
activity_monitor.Gfx_PD_Data_error_rate_coeff);
- size += sprintf(buf + size, "%19s %d(%13s) %7d %7d %7d %7d %7d %7d %7d %7d %7d\n",
+ size += sysfs_emit_at(buf, size, "%19s %d(%13s) %7d %7d %7d %7d %7d %7d %7d %7d %7d\n",
" ",
1,
"SOCCLK",
@@ -1781,7 +1784,7 @@ static int navi10_get_power_profile_mode(struct smu_context *smu, char *buf)
activity_monitor.Soc_PD_Data_error_coeff,
activity_monitor.Soc_PD_Data_error_rate_coeff);
- size += sprintf(buf + size, "%19s %d(%13s) %7d %7d %7d %7d %7d %7d %7d %7d %7d\n",
+ size += sysfs_emit_at(buf, size, "%19s %d(%13s) %7d %7d %7d %7d %7d %7d %7d %7d %7d\n",
" ",
2,
"MEMLK",
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.c b/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.c
index 415be74df28c..66711ab24c15 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.c
@@ -710,7 +710,7 @@ size_t smu_cmn_get_pp_feature_mask(struct smu_context *smu,
return 0;
}
- size = sprintf(buf + size, "features high: 0x%08x low: 0x%08x\n",
+ size = sysfs_emit_at(buf, size, "features high: 0x%08x low: 0x%08x\n",
feature_mask[1], feature_mask[0]);
memset(sort_feature, -1, sizeof(sort_feature));
@@ -725,14 +725,14 @@ size_t smu_cmn_get_pp_feature_mask(struct smu_context *smu,
sort_feature[feature_index] = i;
}
- size += sprintf(buf + size, "%-2s. %-20s %-3s : %-s\n",
+ size += sysfs_emit_at(buf, size, "%-2s. %-20s %-3s : %-s\n",
"No", "Feature", "Bit", "State");
for (i = 0; i < SMU_FEATURE_COUNT; i++) {
if (sort_feature[i] < 0)
continue;
- size += sprintf(buf + size, "%02d. %-20s (%2d) : %s\n",
+ size += sysfs_emit_at(buf, size, "%02d. %-20s (%2d) : %s\n",
count++,
smu_get_feature_name(smu, sort_feature[i]),
i,
--
2.32.0
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