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LED drivers: create structs to hold PWM/scaling buffers (#22955)

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Ryan 2024-02-10 18:48:13 +11:00 • committed by GitHub
parent a5ea619139
commit 66015f1645
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24 changed files with 668 additions and 479 deletions
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56
drivers/led/issi/is31fl3741-mono.c
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@ -71,11 +71,19 @@ const uint8_t i2c_addresses[IS31FL3741_DRIVER_COUNT] = {
// We could optimize this and take out the unused registers from these
// buffers and the transfers in is31fl3741_write_pwm_buffer() but it's
// probably not worth the extra complexity.
uint8_t g_pwm_buffer[IS31FL3741_DRIVER_COUNT][IS31FL3741_PWM_REGISTER_COUNT];
bool g_pwm_buffer_update_required[IS31FL3741_DRIVER_COUNT] = {false};
bool g_scaling_registers_update_required[IS31FL3741_DRIVER_COUNT] = {false};
typedef struct is31fl3741_driver_t {
uint8_t pwm_buffer[IS31FL3741_PWM_REGISTER_COUNT];
bool pwm_buffer_dirty;
uint8_t scaling_buffer[IS31FL3741_SCALING_REGISTER_COUNT];
bool scaling_buffer_dirty;
} PACKED is31fl3741_driver_t;
uint8_t g_scaling_registers[IS31FL3741_DRIVER_COUNT][IS31FL3741_SCALING_REGISTER_COUNT];
is31fl3741_driver_t driver_buffers[IS31FL3741_DRIVER_COUNT] = {{
.pwm_buffer = {0},
.pwm_buffer_dirty = false,
.scaling_buffer = {0},
.scaling_buffer_dirty = false,
}};
void is31fl3741_write_register(uint8_t index, uint8_t reg, uint8_t data) {
#if IS31FL3741_I2C_PERSISTENCE > 0
@ -102,20 +110,20 @@ void is31fl3741_write_pwm_buffer(uint8_t index) {
#if IS31FL3741_I2C_PERSISTENCE > 0
for (uint8_t j = 0; j < IS31FL3741_I2C_PERSISTENCE; j++) {
if (i2c_write_register(i2c_addresses[index] << 1, i % 180, g_pwm_buffer[index] + i, 18, IS31FL3741_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
if (i2c_write_register(i2c_addresses[index] << 1, i % 180, driver_buffers[index].pwm_buffer + i, 18, IS31FL3741_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_write_register(i2c_addresses[index] << 1, i % 180, g_pwm_buffer[index] + i, 18, IS31FL3741_I2C_TIMEOUT);
i2c_write_register(i2c_addresses[index] << 1, i % 180, driver_buffers[index].pwm_buffer + i, 18, IS31FL3741_I2C_TIMEOUT);
#endif
}
// transfer the left cause the total number is 351
#if IS31FL3741_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3741_I2C_PERSISTENCE; i++) {
if (i2c_write_register(i2c_addresses[index] << 1, 162, g_pwm_buffer[index] + 342, 9, IS31FL3741_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
if (i2c_write_register(i2c_addresses[index] << 1, 162, driver_buffers[index].pwm_buffer + 342, 9, IS31FL3741_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_write_register(i2c_addresses[index] << 1, 162, g_pwm_buffer[index] + 342, 9, IS31FL3741_I2C_TIMEOUT);
i2c_write_register(i2c_addresses[index] << 1, 162, driver_buffers[index].pwm_buffer + 342, 9, IS31FL3741_I2C_TIMEOUT);
#endif
}
@ -166,12 +174,12 @@ void is31fl3741_set_value(int index, uint8_t value) {
if (index >= 0 && index < IS31FL3741_LED_COUNT) {
memcpy_P(&led, (&g_is31fl3741_leds[index]), sizeof(led));
if (g_pwm_buffer[led.driver][led.v] == value) {
if (driver_buffers[led.driver].pwm_buffer[led.v] == value) {
return;
}
g_pwm_buffer_update_required[led.driver] = true;
g_pwm_buffer[led.driver][led.v] = value;
driver_buffers[led.driver].pwm_buffer[led.v] = value;
driver_buffers[led.driver].pwm_buffer_dirty = true;
}
}
@ -186,52 +194,52 @@ void is31fl3741_set_led_control_register(uint8_t index, bool value) {
memcpy_P(&led, (&g_is31fl3741_leds[index]), sizeof(led));
if (value) {
g_scaling_registers[led.driver][led.v] = 0xFF;
driver_buffers[led.driver].scaling_buffer[led.v] = 0xFF;
} else {
g_scaling_registers[led.driver][led.v] = 0x00;
driver_buffers[led.driver].scaling_buffer[led.v] = 0x00;
}
g_scaling_registers_update_required[led.driver] = true;
driver_buffers[led.driver].scaling_buffer_dirty = true;
}
void is31fl3741_update_pwm_buffers(uint8_t index) {
if (g_pwm_buffer_update_required[index]) {
if (driver_buffers[index].pwm_buffer_dirty) {
is31fl3741_select_page(index, IS31FL3741_COMMAND_PWM_0);
is31fl3741_write_pwm_buffer(index);
g_pwm_buffer_update_required[index] = false;
driver_buffers[index].pwm_buffer_dirty = false;
}
}
void is31fl3741_set_pwm_buffer(const is31fl3741_led_t *pled, uint8_t value) {
g_pwm_buffer[pled->driver][pled->v] = value;
g_pwm_buffer_update_required[pled->driver] = true;
driver_buffers[pled->driver].pwm_buffer[pled->v] = value;
driver_buffers[pled->driver].pwm_buffer_dirty = true;
}
void is31fl3741_update_led_control_registers(uint8_t index) {
if (g_scaling_registers_update_required[index]) {
if (driver_buffers[index].scaling_buffer_dirty) {
is31fl3741_select_page(index, IS31FL3741_COMMAND_SCALING_0);
// CS1_SW1 to CS30_SW6 are on page 2
for (int i = CS1_SW1; i <= CS30_SW6; ++i) {
is31fl3741_write_register(index, i, g_scaling_registers[index][i]);
is31fl3741_write_register(index, i, driver_buffers[index].scaling_buffer[i]);
}
is31fl3741_select_page(index, IS31FL3741_COMMAND_SCALING_1);
// CS1_SW7 to CS39_SW9 are on page 3
for (int i = CS1_SW7; i <= CS39_SW9; ++i) {
is31fl3741_write_register(index, i - CS1_SW7, g_scaling_registers[index][i]);
is31fl3741_write_register(index, i - CS1_SW7, driver_buffers[index].scaling_buffer[i]);
}
g_scaling_registers_update_required[index] = false;
driver_buffers[index].scaling_buffer_dirty = false;
}
}
void is31fl3741_set_scaling_registers(const is31fl3741_led_t *pled, uint8_t value) {
g_scaling_registers[pled->driver][pled->v] = value;
g_scaling_registers_update_required[pled->driver] = true;
driver_buffers[pled->driver].scaling_buffer[pled->v] = value;
driver_buffers[pled->driver].scaling_buffer_dirty = true;
}
void is31fl3741_flush(void) {