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Attempt to use nvclock code for reading GPU temperature, since running

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nvidia-settings couple of times for a second is highly inefficient.
This commit is contained in:
gryf
2012-05-30 11:01:21 +02:00
parent d256a01f46
commit 28d2a7fd2e
54 changed files with 9003 additions and 5 deletions
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167
nvclock/f75375.c Normal file
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/* Fintek F75375 sensor module
/ Copyright(C) 2005, Matt Wright
*/
#include <string.h>
#include "i2c.h"
#include "f75375.h"
int f75375_detect(I2CDevPtr dev)
{
I2CByte nvl, nvh;
xf86I2CReadByte(dev, FINTEK_VENDOR1, &nvl);
xf86I2CReadByte(dev, FINTEK_VENDOR2, &nvh);
if (MERGE_BYTE(nvh, nvl) != 0x3419)
{
return 0;
}
xf86I2CReadByte(dev, ASUS_NV40_CHIPID_H, &nvh);
xf86I2CReadByte(dev, ASUS_NV40_CHIPID_L, &nvl);
if (MERGE_BYTE(nvh, nvl) == 0x0306)
{
dev->chip_id = F75375;
dev->chip_name = (char*)strdup("Fintek F75375S");
return 1;
}
if (MERGE_BYTE(nvh, nvl) == 0x0204)
{
dev->chip_id = F75375;
dev->chip_name = (char*)strdup("Fintek F75373S");
return 1;
}
return 0;
}
int f75375_get_gpu_temp(I2CDevPtr dev)
{
I2CByte nvh;
xf86I2CReadByte(dev, F75375S_TEMP_GPU, &nvh);
return (int)nvh;
}
int f75375_get_fanspeed_rpm(I2CDevPtr dev)
{
I2CByte nvh, nvl;
int rpm;
xf86I2CReadByte(dev, F75375S_FAN1_COUNT_H, &nvh);
xf86I2CReadByte(dev, F75375S_FAN1_COUNT_L, &nvl);
rpm = FAN_TO_RPM(nvh, nvl);
return rpm;
}
int f75375_get_board_temp(I2CDevPtr dev)
{
I2CByte nvh;
xf86I2CReadByte(dev, F75375S_TEMP_RAM, &nvh);
return (int)nvh;
}
int f75375_set_fanspeed_rpm(I2CDevPtr dev, int desired_rpm)
{
I2CByte nvh, nvl;
int desired_count;
desired_count = RPM_TO_FAN(desired_rpm);
nvh = (desired_count>>8) & 0x00ff;
nvl = (desired_count) & 0x00ff;
xf86I2CWriteByte(dev, F75375S_FAN1_EXPECT_H, nvh);
xf86I2CWriteByte(dev, F75375S_FAN1_EXPECT_L, nvl);
return 1;
}
int f75375_set_gpu_tempctl(I2CDevPtr dev, fan_vtemp speeds)
{
I2CByte nvh, nvl;
int i, temp_speed;
for (i=0; i<4; i++)
{
xf86I2CWriteByte(dev, F75375S_VT1_B1 + i, speeds.temp[i]);
}
for (i=0; i<5; i++)
{
temp_speed = RPM_TO_FAN(speeds.speed[i]);
nvh = (temp_speed >> 8) & 0x00ff;
nvl = (temp_speed) & 0x00ff;
xf86I2CWriteByte(dev, F75375S_VT1_S1_H + (i*2), nvh);
xf86I2CWriteByte(dev, F75375S_VT1_S1_L + (i*2), nvl);
}
return 0;
}
int f75375_get_gpu_tempctl(I2CDevPtr dev, fan_vtemp *speeds)
{
I2CByte nvh, nvl;
int i;
for (i=0; i<4; i++)
{
xf86I2CReadByte(dev, F75375S_VT1_B1 + i, &nvl);
speeds->temp[i] = (int)nvl;
}
for (i=0; i<5; i++)
{
xf86I2CReadByte(dev, F75375S_VT1_S1_H + (i*2), &nvh);
xf86I2CReadByte(dev, F75375S_VT1_S1_L + (i*2), &nvl);
speeds->speed[i] = FAN_TO_RPM(nvh, nvl);
}
return 0;
}
int f75375_get_gpu_fanmode(I2CDevPtr dev)
{
I2CByte mode;
xf86I2CReadByte(dev, F75375S_FAN1_MODE, &mode);
return (int)mode;
}
int f75375_set_gpu_fanmode(I2CDevPtr dev, I2CByte mode)
{
xf86I2CWriteByte(dev, F75375S_FAN1_MODE, (I2CByte)mode);
return 0;
}
float f75375_get_fanspeed_pwm(I2CDevPtr dev)
{
I2CByte speed;
xf86I2CReadByte(dev, F75375S_FAN1_PWM, &speed);
return (float)speed*100/256;
}
int f75375_set_fanspeed_pwm(I2CDevPtr dev, float speed)
{
I2CByte value = (I2CByte)(speed * 255/100);
xf86I2CWriteByte(dev, F75375S_FAN1_PWM, value);
return 0;
}