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mali/exynos: show current voltage

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xxmustafacooTR 2023-06-20 01:41:22 +03:00 • committed by Ksawlii
parent 2406291b8b
commit 155cc059f6
1 changed files with 31 additions and 0 deletions
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31
drivers/gpu/arm/exynos/frontend/gpex_clock_sysfs.c
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@ -24,9 +24,12 @@
#include <gpex_utils.h>
#include <gpex_clboost.h>
#include <linux/regulator/consumer.h>
#include "gpex_clock_internal.h"
static struct _clock_info *clk_info;
static struct regulator *g3d_regulator;
#define GPU_UNLOCKED_FREQ 1209000
#define GPU_NORMAL_FREQ 897000
@ -446,9 +449,35 @@ GPEX_STATIC ssize_t show_gpu_freq_table(char *buf)
}
CREATE_SYSFS_KOBJECT_READ_FUNCTION(show_gpu_freq_table)
GPEX_STATIC ssize_t show_volt(char *buf)
{
ssize_t len = 0;
int volt = 0;
gpex_pm_lock();
if (g3d_regulator)
volt = regulator_get_voltage(g3d_regulator);
else if (gpex_pm_get_status(false))
volt = clk_info->table[gpex_clock_get_table_idx(gpex_clock_get_clock_slow())].voltage;
gpex_pm_unlock();
if (volt < 0)
volt = 0;
len += snprintf(buf + len, PAGE_SIZE - len, "%d", volt);
return gpex_utils_sysfs_endbuf(buf, len);
}
CREATE_SYSFS_DEVICE_READ_FUNCTION(show_volt)
CREATE_SYSFS_KOBJECT_READ_FUNCTION(show_volt)
int gpex_clock_sysfs_init(struct _clock_info *_clk_info)
{
clk_info = _clk_info;
g3d_regulator = regulator_get(NULL, "vdd_g3d");
if (IS_ERR(g3d_regulator))
g3d_regulator = NULL;
GPEX_UTILS_SYSFS_DEVICE_FILE_ADD(clock, show_clock, set_clock);
GPEX_UTILS_SYSFS_DEVICE_FILE_ADD_RO(asv_table, show_asv_table);
@ -457,6 +486,7 @@ int gpex_clock_sysfs_init(struct _clock_info *_clk_info)
GPEX_UTILS_SYSFS_DEVICE_FILE_ADD_RO(dvfs_min_lock, show_min_lock_dvfs);
GPEX_UTILS_SYSFS_DEVICE_FILE_ADD_RO(dvfs_max_lock_status, show_max_lock_status);
GPEX_UTILS_SYSFS_DEVICE_FILE_ADD_RO(dvfs_min_lock_status, show_min_lock_status);
GPEX_UTILS_SYSFS_DEVICE_FILE_ADD_RO(volt, show_volt);
GPEX_UTILS_SYSFS_KOBJECT_FILE_ADD_RO(gpu_max_clock, show_max_lock_dvfs_kobj);
GPEX_UTILS_SYSFS_KOBJECT_FILE_ADD_RO(gpu_min_clock, show_min_lock_dvfs_kobj);
@ -465,6 +495,7 @@ int gpex_clock_sysfs_init(struct _clock_info *_clk_info)
GPEX_UTILS_SYSFS_KOBJECT_FILE_ADD_RO(gpu_clock, show_clock);
GPEX_UTILS_SYSFS_KOBJECT_FILE_ADD_RO(gpu_freq_table, show_gpu_freq_table);
GPEX_UTILS_SYSFS_KOBJECT_FILE_ADD(gpu_unlock, get_gpu_unlock, set_gpu_unlock);
GPEX_UTILS_SYSFS_KOBJECT_FILE_ADD_RO(gpu_volt, show_volt);
return 0;
}