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[MERGE][Core] Add dirty chunk checking for all RGB and LED drivers (24872)

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This commit is contained in:
Drashna Jael're 2025-01-26 04:52:39 -08:00
parent 0324612c37
commit 4a138dd93c
Signed by: drashna
GPG key ID: DBA1FD3A860D1B11
28 changed files with 690 additions and 286 deletions
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36
drivers/led/issi/is31fl3731-mono.c
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@ -33,6 +33,9 @@
# define IS31FL3731_I2C_PERSISTENCE 0
#endif
#define IS31FL3731_PWM_REGISTERS_PER_CHUNK 16
#define IS31FL3731_CHUNK_COUNT (IS31FL3731_PWM_REGISTER_COUNT / IS31FL3731_PWM_REGISTERS_PER_CHUNK)
const uint8_t i2c_addresses[IS31FL3731_DRIVER_COUNT] = {
IS31FL3731_I2C_ADDRESS_1,
#ifdef IS31FL3731_I2C_ADDRESS_2
@ -53,14 +56,14 @@ const uint8_t i2c_addresses[IS31FL3731_DRIVER_COUNT] = {
// probably not worth the extra complexity.
typedef struct is31fl3731_driver_t {
uint8_t pwm_buffer[IS31FL3731_PWM_REGISTER_COUNT];
bool pwm_buffer_dirty;
bool pwm_buffer_dirty[IS31FL3731_CHUNK_COUNT];
uint8_t led_control_buffer[IS31FL3731_LED_CONTROL_REGISTER_COUNT];
bool led_control_buffer_dirty;
} PACKED is31fl3731_driver_t;
is31fl3731_driver_t driver_buffers[IS31FL3731_DRIVER_COUNT] = {{
.pwm_buffer = {0},
.pwm_buffer_dirty = false,
.pwm_buffer_dirty = {0},
.led_control_buffer = {0},
.led_control_buffer_dirty = false,
}};
@ -84,13 +87,21 @@ void is31fl3731_write_pwm_buffer(uint8_t index) {
// Transmit PWM registers in 9 transfers of 16 bytes.
// Iterate over the pwm_buffer contents at 16 byte intervals.
for (uint8_t i = 0; i < IS31FL3731_PWM_REGISTER_COUNT; i += 16) {
for (uint8_t i = 0; i < IS31FL3731_PWM_REGISTER_COUNT; i++) {
if (!driver_buffers[index].pwm_buffer_dirty[i]) {
continue;
}
driver_buffers[index].pwm_buffer_dirty[i] = false;
uint8_t offset = i * IS31FL3731_PWM_REGISTERS_PER_CHUNK;
#if IS31FL3731_I2C_PERSISTENCE > 0
for (uint8_t j = 0; j < IS31FL3731_I2C_PERSISTENCE; j++) {
if (i2c_write_register(i2c_addresses[index] << 1, IS31FL3731_FRAME_REG_PWM + i, driver_buffers[index].pwm_buffer + i, 16, IS31FL3731_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
if (i2c_write_register(i2c_addresses[index] << 1, IS31FL3731_FRAME_REG_PWM + offset, driver_buffers[index].pwm_buffer + offset, IS31FL3731_PWM_REGISTERS_PER_CHUNK, IS31FL3731_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_write_register(i2c_addresses[index] << 1, IS31FL3731_FRAME_REG_PWM + i, driver_buffers[index].pwm_buffer + i, 16, IS31FL3731_I2C_TIMEOUT);
i2c_write_register(i2c_addresses[index] << 1, IS31FL3731_FRAME_REG_PWM + offset, driver_buffers[index].pwm_buffer + offset, IS31FL3731_PWM_REGISTERS_PER_CHUNK, IS31FL3731_I2C_TIMEOUT);
#endif
}
}
@ -178,8 +189,8 @@ void is31fl3731_set_value(int index, uint8_t value) {
return;
}
driver_buffers[led.driver].pwm_buffer[led.v] = value;
driver_buffers[led.driver].pwm_buffer_dirty = true;
driver_buffers[led.driver].pwm_buffer[led.v] = value;
driver_buffers[led.driver].pwm_buffer_dirty[led.v / IS31FL3731_PWM_REGISTERS_PER_CHUNK] = true;
}
}
@ -206,10 +217,13 @@ void is31fl3731_set_led_control_register(uint8_t index, bool value) {
}
void is31fl3731_update_pwm_buffers(uint8_t index) {
if (driver_buffers[index].pwm_buffer_dirty) {
is31fl3731_write_pwm_buffer(index);
driver_buffers[index].pwm_buffer_dirty = false;
for (uint8_t i = 0; i < IS31FL3731_CHUNK_COUNT; i++) {
if (driver_buffers[index].pwm_buffer_dirty[i]) {
// if any of these are true then write PWM buffer
// then exit the loop
is31fl3731_write_pwm_buffer(index);
return;
}
}
}