[PATCH 5.15 042/179] drm/amdgpu/pm: fix powerplay OD interface

From: Greg Kroah-Hartman
Date: Mon Nov 29 2021 - 17:52:33 EST


From: Alex Deucher <alexander.deucher@xxxxxxx>

commit d5c7255dc7ff6e1239d794b9c53029d83ced04ca upstream.

The overclocking interface currently appends data to a
string. Revert back to using sprintf().

Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1774
Fixes: 6db0c87a0a8ee1 ("amdgpu/pm: Replace hwmgr smu usage of sprintf with sysfs_emit")
Acked-by: Evan Quan <evan.quan@xxxxxxx>
Acked-by: Christian König <christian.koenig@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu10_hwmgr.c | 20 ++----
drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c | 24 +++----
drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu8_hwmgr.c | 6 -
drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_hwmgr.c | 28 ++++----
drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega12_hwmgr.c | 10 +--
drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega20_hwmgr.c | 58 ++++++++----------
6 files changed, 67 insertions(+), 79 deletions(-)

--- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu10_hwmgr.c
+++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu10_hwmgr.c
@@ -1024,8 +1024,6 @@ static int smu10_print_clock_levels(stru
uint32_t min_freq, max_freq = 0;
uint32_t ret = 0;

- phm_get_sysfs_buf(&buf, &size);
-
switch (type) {
case PP_SCLK:
smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetGfxclkFrequency, &now);
@@ -1038,13 +1036,13 @@ static int smu10_print_clock_levels(stru
else
i = 1;

- size += sysfs_emit_at(buf, size, "0: %uMhz %s\n",
+ size += sprintf(buf + size, "0: %uMhz %s\n",
data->gfx_min_freq_limit/100,
i == 0 ? "*" : "");
- size += sysfs_emit_at(buf, size, "1: %uMhz %s\n",
+ size += sprintf(buf + size, "1: %uMhz %s\n",
i == 1 ? now : SMU10_UMD_PSTATE_GFXCLK,
i == 1 ? "*" : "");
- size += sysfs_emit_at(buf, size, "2: %uMhz %s\n",
+ size += sprintf(buf + size, "2: %uMhz %s\n",
data->gfx_max_freq_limit/100,
i == 2 ? "*" : "");
break;
@@ -1052,7 +1050,7 @@ static int smu10_print_clock_levels(stru
smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetFclkFrequency, &now);

for (i = 0; i < mclk_table->count; i++)
- size += sysfs_emit_at(buf, size, "%d: %uMhz %s\n",
+ size += sprintf(buf + size, "%d: %uMhz %s\n",
i,
mclk_table->entries[i].clk / 100,
((mclk_table->entries[i].clk / 100)
@@ -1067,10 +1065,10 @@ static int smu10_print_clock_levels(stru
if (ret)
return ret;

- size += sysfs_emit_at(buf, size, "%s:\n", "OD_SCLK");
- size += sysfs_emit_at(buf, size, "0: %10uMhz\n",
+ size += sprintf(buf + size, "%s:\n", "OD_SCLK");
+ size += sprintf(buf + size, "0: %10uMhz\n",
(data->gfx_actual_soft_min_freq > 0) ? data->gfx_actual_soft_min_freq : min_freq);
- size += sysfs_emit_at(buf, size, "1: %10uMhz\n",
+ size += sprintf(buf + size, "1: %10uMhz\n",
(data->gfx_actual_soft_max_freq > 0) ? data->gfx_actual_soft_max_freq : max_freq);
}
break;
@@ -1083,8 +1081,8 @@ static int smu10_print_clock_levels(stru
if (ret)
return ret;

- size += sysfs_emit_at(buf, size, "%s:\n", "OD_RANGE");
- size += sysfs_emit_at(buf, size, "SCLK: %7uMHz %10uMHz\n",
+ size += sprintf(buf + size, "%s:\n", "OD_RANGE");
+ size += sprintf(buf + size, "SCLK: %7uMHz %10uMHz\n",
min_freq, max_freq);
}
break;
--- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c
+++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c
@@ -4914,8 +4914,6 @@ static int smu7_print_clock_levels(struc
int size = 0;
uint32_t i, now, clock, pcie_speed;

- phm_get_sysfs_buf(&buf, &size);
-
switch (type) {
case PP_SCLK:
smum_send_msg_to_smc(hwmgr, PPSMC_MSG_API_GetSclkFrequency, &clock);
@@ -4928,7 +4926,7 @@ static int smu7_print_clock_levels(struc
now = i;

for (i = 0; i < sclk_table->count; i++)
- size += sysfs_emit_at(buf, size, "%d: %uMhz %s\n",
+ size += sprintf(buf + size, "%d: %uMhz %s\n",
i, sclk_table->dpm_levels[i].value / 100,
(i == now) ? "*" : "");
break;
@@ -4943,7 +4941,7 @@ static int smu7_print_clock_levels(struc
now = i;

for (i = 0; i < mclk_table->count; i++)
- size += sysfs_emit_at(buf, size, "%d: %uMhz %s\n",
+ size += sprintf(buf + size, "%d: %uMhz %s\n",
i, mclk_table->dpm_levels[i].value / 100,
(i == now) ? "*" : "");
break;
@@ -4957,7 +4955,7 @@ static int smu7_print_clock_levels(struc
now = i;

for (i = 0; i < pcie_table->count; i++)
- size += sysfs_emit_at(buf, size, "%d: %s %s\n", i,
+ size += sprintf(buf + size, "%d: %s %s\n", i,
(pcie_table->dpm_levels[i].value == 0) ? "2.5GT/s, x8" :
(pcie_table->dpm_levels[i].value == 1) ? "5.0GT/s, x16" :
(pcie_table->dpm_levels[i].value == 2) ? "8.0GT/s, x16" : "",
@@ -4965,32 +4963,32 @@ static int smu7_print_clock_levels(struc
break;
case OD_SCLK:
if (hwmgr->od_enabled) {
- size += sysfs_emit_at(buf, size, "%s:\n", "OD_SCLK");
+ size += sprintf(buf + size, "%s:\n", "OD_SCLK");
for (i = 0; i < odn_sclk_table->num_of_pl; i++)
- size += sysfs_emit_at(buf, size, "%d: %10uMHz %10umV\n",
+ 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 += sysfs_emit_at(buf, size, "%s:\n", "OD_MCLK");
+ size += sprintf(buf + size, "%s:\n", "OD_MCLK");
for (i = 0; i < odn_mclk_table->num_of_pl; i++)
- size += sysfs_emit_at(buf, size, "%d: %10uMHz %10umV\n",
+ 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 += sysfs_emit_at(buf, size, "%s:\n", "OD_RANGE");
- size += sysfs_emit_at(buf, size, "SCLK: %7uMHz %10uMHz\n",
+ size += sprintf(buf + size, "%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 += sysfs_emit_at(buf, size, "MCLK: %7uMHz %10uMHz\n",
+ 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 += sysfs_emit_at(buf, size, "VDDC: %7umV %11umV\n",
+ size += sprintf(buf + size, "VDDC: %7umV %11umV\n",
data->odn_dpm_table.min_vddc,
data->odn_dpm_table.max_vddc);
}
--- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu8_hwmgr.c
+++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu8_hwmgr.c
@@ -1550,8 +1550,6 @@ static int smu8_print_clock_levels(struc
uint32_t i, now;
int size = 0;

- phm_get_sysfs_buf(&buf, &size);
-
switch (type) {
case PP_SCLK:
now = PHM_GET_FIELD(cgs_read_ind_register(hwmgr->device,
@@ -1561,7 +1559,7 @@ static int smu8_print_clock_levels(struc
CURR_SCLK_INDEX);

for (i = 0; i < sclk_table->count; i++)
- size += sysfs_emit_at(buf, size, "%d: %uMhz %s\n",
+ size += sprintf(buf + size, "%d: %uMhz %s\n",
i, sclk_table->entries[i].clk / 100,
(i == now) ? "*" : "");
break;
@@ -1573,7 +1571,7 @@ static int smu8_print_clock_levels(struc
CURR_MCLK_INDEX);

for (i = SMU8_NUM_NBPMEMORYCLOCK; i > 0; i--)
- size += sysfs_emit_at(buf, size, "%d: %uMhz %s\n",
+ size += sprintf(buf + size, "%d: %uMhz %s\n",
SMU8_NUM_NBPMEMORYCLOCK-i, data->sys_info.nbp_memory_clock[i-1] / 100,
(SMU8_NUM_NBPMEMORYCLOCK-i == now) ? "*" : "");
break;
--- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_hwmgr.c
+++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_hwmgr.c
@@ -4639,8 +4639,6 @@ static int vega10_print_clock_levels(str

int i, now, size = 0, count = 0;

- phm_get_sysfs_buf(&buf, &size);
-
switch (type) {
case PP_SCLK:
if (data->registry_data.sclk_dpm_key_disabled)
@@ -4654,7 +4652,7 @@ static int vega10_print_clock_levels(str
else
count = sclk_table->count;
for (i = 0; i < count; i++)
- size += sysfs_emit_at(buf, size, "%d: %uMhz %s\n",
+ size += sprintf(buf + size, "%d: %uMhz %s\n",
i, sclk_table->dpm_levels[i].value / 100,
(i == now) ? "*" : "");
break;
@@ -4665,7 +4663,7 @@ static int vega10_print_clock_levels(str
smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetCurrentUclkIndex, &now);

for (i = 0; i < mclk_table->count; i++)
- size += sysfs_emit_at(buf, size, "%d: %uMhz %s\n",
+ size += sprintf(buf + size, "%d: %uMhz %s\n",
i, mclk_table->dpm_levels[i].value / 100,
(i == now) ? "*" : "");
break;
@@ -4676,7 +4674,7 @@ static int vega10_print_clock_levels(str
smum_send_msg_to_smc(hwmgr, PPSMC_MSG_GetCurrentSocclkIndex, &now);

for (i = 0; i < soc_table->count; i++)
- size += sysfs_emit_at(buf, size, "%d: %uMhz %s\n",
+ size += sprintf(buf + size, "%d: %uMhz %s\n",
i, soc_table->dpm_levels[i].value / 100,
(i == now) ? "*" : "");
break;
@@ -4688,7 +4686,7 @@ static int vega10_print_clock_levels(str
PPSMC_MSG_GetClockFreqMHz, CLK_DCEFCLK, &now);

for (i = 0; i < dcef_table->count; i++)
- size += sysfs_emit_at(buf, size, "%d: %uMhz %s\n",
+ size += sprintf(buf + size, "%d: %uMhz %s\n",
i, dcef_table->dpm_levels[i].value / 100,
(dcef_table->dpm_levels[i].value / 100 == now) ?
"*" : "");
@@ -4702,7 +4700,7 @@ static int vega10_print_clock_levels(str
gen_speed = pptable->PcieGenSpeed[i];
lane_width = pptable->PcieLaneCount[i];

- size += sysfs_emit_at(buf, size, "%d: %s %s %s\n", i,
+ size += sprintf(buf + size, "%d: %s %s %s\n", i,
(gen_speed == 0) ? "2.5GT/s," :
(gen_speed == 1) ? "5.0GT/s," :
(gen_speed == 2) ? "8.0GT/s," :
@@ -4721,34 +4719,34 @@ static int vega10_print_clock_levels(str

case OD_SCLK:
if (hwmgr->od_enabled) {
- size += sysfs_emit_at(buf, size, "%s:\n", "OD_SCLK");
+ size += sprintf(buf + size, "%s:\n", "OD_SCLK");
podn_vdd_dep = &data->odn_dpm_table.vdd_dep_on_sclk;
for (i = 0; i < podn_vdd_dep->count; i++)
- size += sysfs_emit_at(buf, size, "%d: %10uMhz %10umV\n",
+ size += sprintf(buf + size, "%d: %10uMhz %10umV\n",
i, podn_vdd_dep->entries[i].clk / 100,
podn_vdd_dep->entries[i].vddc);
}
break;
case OD_MCLK:
if (hwmgr->od_enabled) {
- size += sysfs_emit_at(buf, size, "%s:\n", "OD_MCLK");
+ size += sprintf(buf + size, "%s:\n", "OD_MCLK");
podn_vdd_dep = &data->odn_dpm_table.vdd_dep_on_mclk;
for (i = 0; i < podn_vdd_dep->count; i++)
- size += sysfs_emit_at(buf, size, "%d: %10uMhz %10umV\n",
+ size += sprintf(buf + size, "%d: %10uMhz %10umV\n",
i, podn_vdd_dep->entries[i].clk/100,
podn_vdd_dep->entries[i].vddc);
}
break;
case OD_RANGE:
if (hwmgr->od_enabled) {
- size += sysfs_emit_at(buf, size, "%s:\n", "OD_RANGE");
- size += sysfs_emit_at(buf, size, "SCLK: %7uMHz %10uMHz\n",
+ size += sprintf(buf + size, "%s:\n", "OD_RANGE");
+ size += sprintf(buf + size, "SCLK: %7uMHz %10uMHz\n",
data->golden_dpm_table.gfx_table.dpm_levels[0].value/100,
hwmgr->platform_descriptor.overdriveLimit.engineClock/100);
- size += sysfs_emit_at(buf, size, "MCLK: %7uMHz %10uMHz\n",
+ size += sprintf(buf + size, "MCLK: %7uMHz %10uMHz\n",
data->golden_dpm_table.mem_table.dpm_levels[0].value/100,
hwmgr->platform_descriptor.overdriveLimit.memoryClock/100);
- size += sysfs_emit_at(buf, size, "VDDC: %7umV %11umV\n",
+ size += sprintf(buf + size, "VDDC: %7umV %11umV\n",
data->odn_dpm_table.min_vddc,
data->odn_dpm_table.max_vddc);
}
--- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega12_hwmgr.c
+++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega12_hwmgr.c
@@ -2246,8 +2246,6 @@ static int vega12_print_clock_levels(str
int i, now, size = 0;
struct pp_clock_levels_with_latency clocks;

- phm_get_sysfs_buf(&buf, &size);
-
switch (type) {
case PP_SCLK:
PP_ASSERT_WITH_CODE(
@@ -2260,7 +2258,7 @@ static int vega12_print_clock_levels(str
"Attempt to get gfx clk levels Failed!",
return -1);
for (i = 0; i < clocks.num_levels; i++)
- size += sysfs_emit_at(buf, size, "%d: %uMhz %s\n",
+ size += sprintf(buf + size, "%d: %uMhz %s\n",
i, clocks.data[i].clocks_in_khz / 1000,
(clocks.data[i].clocks_in_khz / 1000 == now / 100) ? "*" : "");
break;
@@ -2276,7 +2274,7 @@ static int vega12_print_clock_levels(str
"Attempt to get memory clk levels Failed!",
return -1);
for (i = 0; i < clocks.num_levels; i++)
- size += sysfs_emit_at(buf, size, "%d: %uMhz %s\n",
+ size += sprintf(buf + size, "%d: %uMhz %s\n",
i, clocks.data[i].clocks_in_khz / 1000,
(clocks.data[i].clocks_in_khz / 1000 == now / 100) ? "*" : "");
break;
@@ -2294,7 +2292,7 @@ static int vega12_print_clock_levels(str
"Attempt to get soc clk levels Failed!",
return -1);
for (i = 0; i < clocks.num_levels; i++)
- size += sysfs_emit_at(buf, size, "%d: %uMhz %s\n",
+ size += sprintf(buf + size, "%d: %uMhz %s\n",
i, clocks.data[i].clocks_in_khz / 1000,
(clocks.data[i].clocks_in_khz / 1000 == now) ? "*" : "");
break;
@@ -2312,7 +2310,7 @@ static int vega12_print_clock_levels(str
"Attempt to get dcef clk levels Failed!",
return -1);
for (i = 0; i < clocks.num_levels; i++)
- size += sysfs_emit_at(buf, size, "%d: %uMhz %s\n",
+ size += sprintf(buf + size, "%d: %uMhz %s\n",
i, clocks.data[i].clocks_in_khz / 1000,
(clocks.data[i].clocks_in_khz / 1000 == now) ? "*" : "");
break;
--- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega20_hwmgr.c
+++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega20_hwmgr.c
@@ -3366,8 +3366,6 @@ static int vega20_print_clock_levels(str
int ret = 0;
uint32_t gen_speed, lane_width, current_gen_speed, current_lane_width;

- phm_get_sysfs_buf(&buf, &size);
-
switch (type) {
case PP_SCLK:
ret = vega20_get_current_clk_freq(hwmgr, PPCLK_GFXCLK, &now);
@@ -3376,13 +3374,13 @@ static int vega20_print_clock_levels(str
return ret);

if (vega20_get_sclks(hwmgr, &clocks)) {
- size += sysfs_emit_at(buf, size, "0: %uMhz * (DPM disabled)\n",
+ size += sprintf(buf + size, "0: %uMhz * (DPM disabled)\n",
now / 100);
break;
}

for (i = 0; i < clocks.num_levels; i++)
- size += sysfs_emit_at(buf, size, "%d: %uMhz %s\n",
+ size += sprintf(buf + size, "%d: %uMhz %s\n",
i, clocks.data[i].clocks_in_khz / 1000,
(clocks.data[i].clocks_in_khz == now * 10) ? "*" : "");
break;
@@ -3394,13 +3392,13 @@ static int vega20_print_clock_levels(str
return ret);

if (vega20_get_memclocks(hwmgr, &clocks)) {
- size += sysfs_emit_at(buf, size, "0: %uMhz * (DPM disabled)\n",
+ size += sprintf(buf + size, "0: %uMhz * (DPM disabled)\n",
now / 100);
break;
}

for (i = 0; i < clocks.num_levels; i++)
- size += sysfs_emit_at(buf, size, "%d: %uMhz %s\n",
+ size += sprintf(buf + size, "%d: %uMhz %s\n",
i, clocks.data[i].clocks_in_khz / 1000,
(clocks.data[i].clocks_in_khz == now * 10) ? "*" : "");
break;
@@ -3412,13 +3410,13 @@ static int vega20_print_clock_levels(str
return ret);

if (vega20_get_socclocks(hwmgr, &clocks)) {
- size += sysfs_emit_at(buf, size, "0: %uMhz * (DPM disabled)\n",
+ size += sprintf(buf + size, "0: %uMhz * (DPM disabled)\n",
now / 100);
break;
}

for (i = 0; i < clocks.num_levels; i++)
- size += sysfs_emit_at(buf, size, "%d: %uMhz %s\n",
+ size += sprintf(buf + size, "%d: %uMhz %s\n",
i, clocks.data[i].clocks_in_khz / 1000,
(clocks.data[i].clocks_in_khz == now * 10) ? "*" : "");
break;
@@ -3430,7 +3428,7 @@ static int vega20_print_clock_levels(str
return ret);

for (i = 0; i < fclk_dpm_table->count; i++)
- size += sysfs_emit_at(buf, size, "%d: %uMhz %s\n",
+ size += sprintf(buf + size, "%d: %uMhz %s\n",
i, fclk_dpm_table->dpm_levels[i].value,
fclk_dpm_table->dpm_levels[i].value == (now / 100) ? "*" : "");
break;
@@ -3442,13 +3440,13 @@ static int vega20_print_clock_levels(str
return ret);

if (vega20_get_dcefclocks(hwmgr, &clocks)) {
- size += sysfs_emit_at(buf, size, "0: %uMhz * (DPM disabled)\n",
+ size += sprintf(buf + size, "0: %uMhz * (DPM disabled)\n",
now / 100);
break;
}

for (i = 0; i < clocks.num_levels; i++)
- size += sysfs_emit_at(buf, size, "%d: %uMhz %s\n",
+ size += sprintf(buf + size, "%d: %uMhz %s\n",
i, clocks.data[i].clocks_in_khz / 1000,
(clocks.data[i].clocks_in_khz == now * 10) ? "*" : "");
break;
@@ -3462,7 +3460,7 @@ static int vega20_print_clock_levels(str
gen_speed = pptable->PcieGenSpeed[i];
lane_width = pptable->PcieLaneCount[i];

- size += sysfs_emit_at(buf, size, "%d: %s %s %dMhz %s\n", i,
+ size += sprintf(buf + size, "%d: %s %s %dMhz %s\n", i,
(gen_speed == 0) ? "2.5GT/s," :
(gen_speed == 1) ? "5.0GT/s," :
(gen_speed == 2) ? "8.0GT/s," :
@@ -3483,18 +3481,18 @@ static int vega20_print_clock_levels(str
case OD_SCLK:
if (od8_settings[OD8_SETTING_GFXCLK_FMIN].feature_id &&
od8_settings[OD8_SETTING_GFXCLK_FMAX].feature_id) {
- size += sysfs_emit_at(buf, size, "%s:\n", "OD_SCLK");
- size += sysfs_emit_at(buf, size, "0: %10uMhz\n",
+ size += sprintf(buf + size, "%s:\n", "OD_SCLK");
+ size += sprintf(buf + size, "0: %10uMhz\n",
od_table->GfxclkFmin);
- size += sysfs_emit_at(buf, size, "1: %10uMhz\n",
+ size += sprintf(buf + size, "1: %10uMhz\n",
od_table->GfxclkFmax);
}
break;

case OD_MCLK:
if (od8_settings[OD8_SETTING_UCLK_FMAX].feature_id) {
- size += sysfs_emit_at(buf, size, "%s:\n", "OD_MCLK");
- size += sysfs_emit_at(buf, size, "1: %10uMhz\n",
+ size += sprintf(buf + size, "%s:\n", "OD_MCLK");
+ size += sprintf(buf + size, "1: %10uMhz\n",
od_table->UclkFmax);
}

@@ -3507,14 +3505,14 @@ static int vega20_print_clock_levels(str
od8_settings[OD8_SETTING_GFXCLK_VOLTAGE1].feature_id &&
od8_settings[OD8_SETTING_GFXCLK_VOLTAGE2].feature_id &&
od8_settings[OD8_SETTING_GFXCLK_VOLTAGE3].feature_id) {
- size += sysfs_emit_at(buf, size, "%s:\n", "OD_VDDC_CURVE");
- size += sysfs_emit_at(buf, size, "0: %10uMhz %10dmV\n",
+ size += sprintf(buf + size, "%s:\n", "OD_VDDC_CURVE");
+ size += sprintf(buf + size, "0: %10uMhz %10dmV\n",
od_table->GfxclkFreq1,
od_table->GfxclkVolt1 / VOLTAGE_SCALE);
- size += sysfs_emit_at(buf, size, "1: %10uMhz %10dmV\n",
+ size += sprintf(buf + size, "1: %10uMhz %10dmV\n",
od_table->GfxclkFreq2,
od_table->GfxclkVolt2 / VOLTAGE_SCALE);
- size += sysfs_emit_at(buf, size, "2: %10uMhz %10dmV\n",
+ size += sprintf(buf + size, "2: %10uMhz %10dmV\n",
od_table->GfxclkFreq3,
od_table->GfxclkVolt3 / VOLTAGE_SCALE);
}
@@ -3522,17 +3520,17 @@ static int vega20_print_clock_levels(str
break;

case OD_RANGE:
- size += sysfs_emit_at(buf, size, "%s:\n", "OD_RANGE");
+ size += sprintf(buf + size, "%s:\n", "OD_RANGE");

if (od8_settings[OD8_SETTING_GFXCLK_FMIN].feature_id &&
od8_settings[OD8_SETTING_GFXCLK_FMAX].feature_id) {
- size += sysfs_emit_at(buf, size, "SCLK: %7uMhz %10uMhz\n",
+ size += sprintf(buf + size, "SCLK: %7uMhz %10uMhz\n",
od8_settings[OD8_SETTING_GFXCLK_FMIN].min_value,
od8_settings[OD8_SETTING_GFXCLK_FMAX].max_value);
}

if (od8_settings[OD8_SETTING_UCLK_FMAX].feature_id) {
- size += sysfs_emit_at(buf, size, "MCLK: %7uMhz %10uMhz\n",
+ size += sprintf(buf + size, "MCLK: %7uMhz %10uMhz\n",
od8_settings[OD8_SETTING_UCLK_FMAX].min_value,
od8_settings[OD8_SETTING_UCLK_FMAX].max_value);
}
@@ -3543,22 +3541,22 @@ static int vega20_print_clock_levels(str
od8_settings[OD8_SETTING_GFXCLK_VOLTAGE1].feature_id &&
od8_settings[OD8_SETTING_GFXCLK_VOLTAGE2].feature_id &&
od8_settings[OD8_SETTING_GFXCLK_VOLTAGE3].feature_id) {
- size += sysfs_emit_at(buf, size, "VDDC_CURVE_SCLK[0]: %7uMhz %10uMhz\n",
+ size += sprintf(buf + size, "VDDC_CURVE_SCLK[0]: %7uMhz %10uMhz\n",
od8_settings[OD8_SETTING_GFXCLK_FREQ1].min_value,
od8_settings[OD8_SETTING_GFXCLK_FREQ1].max_value);
- size += sysfs_emit_at(buf, size, "VDDC_CURVE_VOLT[0]: %7dmV %11dmV\n",
+ size += sprintf(buf + size, "VDDC_CURVE_VOLT[0]: %7dmV %11dmV\n",
od8_settings[OD8_SETTING_GFXCLK_VOLTAGE1].min_value,
od8_settings[OD8_SETTING_GFXCLK_VOLTAGE1].max_value);
- size += sysfs_emit_at(buf, size, "VDDC_CURVE_SCLK[1]: %7uMhz %10uMhz\n",
+ size += sprintf(buf + size, "VDDC_CURVE_SCLK[1]: %7uMhz %10uMhz\n",
od8_settings[OD8_SETTING_GFXCLK_FREQ2].min_value,
od8_settings[OD8_SETTING_GFXCLK_FREQ2].max_value);
- size += sysfs_emit_at(buf, size, "VDDC_CURVE_VOLT[1]: %7dmV %11dmV\n",
+ size += sprintf(buf + size, "VDDC_CURVE_VOLT[1]: %7dmV %11dmV\n",
od8_settings[OD8_SETTING_GFXCLK_VOLTAGE2].min_value,
od8_settings[OD8_SETTING_GFXCLK_VOLTAGE2].max_value);
- size += sysfs_emit_at(buf, size, "VDDC_CURVE_SCLK[2]: %7uMhz %10uMhz\n",
+ size += sprintf(buf + size, "VDDC_CURVE_SCLK[2]: %7uMhz %10uMhz\n",
od8_settings[OD8_SETTING_GFXCLK_FREQ3].min_value,
od8_settings[OD8_SETTING_GFXCLK_FREQ3].max_value);
- size += sysfs_emit_at(buf, size, "VDDC_CURVE_VOLT[2]: %7dmV %11dmV\n",
+ size += sprintf(buf + size, "VDDC_CURVE_VOLT[2]: %7dmV %11dmV\n",
od8_settings[OD8_SETTING_GFXCLK_VOLTAGE3].min_value,
od8_settings[OD8_SETTING_GFXCLK_VOLTAGE3].max_value);
}