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Make i2c thread safe

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This commit is contained in:
Adam Honse
2020-01-07 23:59:52 -06:00
parent dd6a6ca85a
commit 42df4c5026
8 changed files with 174 additions and 1 deletions
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32
Controllers/HyperXController/HyperXController.cpp
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@@ -78,6 +78,9 @@ unsigned int HyperXController::GetMode()
void HyperXController::SetEffectColor(unsigned char red, unsigned char green, unsigned char blue)
{
//Lock SMBus interface
bus->i2c_smbus_wait_and_lock();
bus->i2c_smbus_write_byte_data(dev, HYPERX_REG_APPLY, 0x01);
bus->i2c_smbus_write_byte_data(dev, HYPERX_REG_EFFECT_RED, red );
@@ -87,10 +90,16 @@ void HyperXController::SetEffectColor(unsigned char red, unsigned char green, un
bus->i2c_smbus_write_byte_data(dev, HYPERX_REG_APPLY, 0x02);
bus->i2c_smbus_write_byte_data(dev, HYPERX_REG_APPLY, 0x03);
//Unlock SMBus interface
bus->i2c_smbus_unlock();
}
void HyperXController::SetAllColors(unsigned char red, unsigned char green, unsigned char blue)
{
//Lock SMBus interface
bus->i2c_smbus_wait_and_lock();
bus->i2c_smbus_write_byte_data(dev, HYPERX_REG_APPLY, 0x01);
/*-----------------------------------------------------*\
@@ -124,6 +133,9 @@ void HyperXController::SetAllColors(unsigned char red, unsigned char green, unsi
bus->i2c_smbus_write_byte_data(dev, HYPERX_REG_APPLY, 0x02);
bus->i2c_smbus_write_byte_data(dev, HYPERX_REG_APPLY, 0x03);
//Unlock SMBus interface
bus->i2c_smbus_unlock();
}
void HyperXController::SetLEDColor(unsigned int led, unsigned char red, unsigned char green, unsigned char blue)
@@ -163,6 +175,9 @@ void HyperXController::SetLEDColor(unsigned int led, unsigned char red, unsigned
unsigned char blue_base = base + 0x02;
unsigned char bright_base = base + 0x10;
//Lock SMBus interface
bus->i2c_smbus_wait_and_lock();
bus->i2c_smbus_write_byte_data(dev, HYPERX_REG_APPLY, 0x01);
bus->i2c_smbus_write_byte_data(dev, red_base + (3 * led), red );
@@ -172,6 +187,9 @@ void HyperXController::SetLEDColor(unsigned int led, unsigned char red, unsigned
bus->i2c_smbus_write_byte_data(dev, HYPERX_REG_APPLY, 0x02);
bus->i2c_smbus_write_byte_data(dev, HYPERX_REG_APPLY, 0x03);
//Unlock SMBus interface
bus->i2c_smbus_unlock();
}
@@ -183,6 +201,9 @@ void HyperXController::SetLEDColor(unsigned int slot, unsigned int led, unsigned
unsigned char blue_base = base + 0x02;
unsigned char bright_base = base + 0x10;
//Lock SMBus interface
bus->i2c_smbus_wait_and_lock();
bus->i2c_smbus_write_byte_data(dev, HYPERX_REG_APPLY, 0x01);
bus->i2c_smbus_write_byte_data(dev, red_base + (3 * led), red );
@@ -192,12 +213,18 @@ void HyperXController::SetLEDColor(unsigned int slot, unsigned int led, unsigned
bus->i2c_smbus_write_byte_data(dev, HYPERX_REG_APPLY, 0x02);
bus->i2c_smbus_write_byte_data(dev, HYPERX_REG_APPLY, 0x03);
//Unlock SMBus interface
bus->i2c_smbus_unlock();
}
void HyperXController::SetMode(unsigned char new_mode)
{
mode = new_mode;
//Lock SMBus interface
bus->i2c_smbus_wait_and_lock();
bus->i2c_smbus_write_byte_data(dev, HYPERX_REG_APPLY, 0x01);
switch (mode)
@@ -241,4 +268,7 @@ void HyperXController::SetMode(unsigned char new_mode)
bus->i2c_smbus_write_byte_data(dev, HYPERX_REG_APPLY, 0x02);
bus->i2c_smbus_write_byte_data(dev, HYPERX_REG_APPLY, 0x03);
//Unlock SMBus interface
bus->i2c_smbus_unlock();
}