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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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48
drivers/led/issi/is31fl3746a.c
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@ -66,11 +66,19 @@ const uint8_t i2c_addresses[IS31FL3746A_DRIVER_COUNT] = {
#endif
};
uint8_t g_pwm_buffer[IS31FL3746A_DRIVER_COUNT][IS31FL3746A_PWM_REGISTER_COUNT];
bool g_pwm_buffer_update_required[IS31FL3746A_DRIVER_COUNT] = {false};
bool g_scaling_registers_update_required[IS31FL3746A_DRIVER_COUNT] = {false};
typedef struct is31fl3746a_driver_t {
uint8_t pwm_buffer[IS31FL3746A_PWM_REGISTER_COUNT];
bool pwm_buffer_dirty;
uint8_t scaling_buffer[IS31FL3746A_SCALING_REGISTER_COUNT];
bool scaling_buffer_dirty;
} PACKED is31fl3746a_driver_t;
uint8_t g_scaling_registers[IS31FL3746A_DRIVER_COUNT][IS31FL3746A_SCALING_REGISTER_COUNT];
is31fl3746a_driver_t driver_buffers[IS31FL3746A_DRIVER_COUNT] = {{
.pwm_buffer = {0},
.pwm_buffer_dirty = false,
.scaling_buffer = {0},
.scaling_buffer_dirty = false,
}};
void is31fl3746a_write_register(uint8_t index, uint8_t reg, uint8_t data) {
#if IS31FL3746A_I2C_PERSISTENCE > 0
@ -95,10 +103,10 @@ void is31fl3746a_write_pwm_buffer(uint8_t index) {
for (uint8_t i = 0; i < IS31FL3746A_PWM_REGISTER_COUNT; i += 18) {
#if IS31FL3746A_I2C_PERSISTENCE > 0
for (uint8_t j = 0; j < IS31FL3746A_I2C_PERSISTENCE; j++) {
if (i2c_write_register(i2c_addresses[index] << 1, i + 1, g_pwm_buffer[index] + i, 18, IS31FL3746A_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
if (i2c_write_register(i2c_addresses[index] << 1, i + 1, driver_buffers[index].pwm_buffer + i, 18, IS31FL3746A_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_write_register(i2c_addresses[index] << 1, i + 1, g_pwm_buffer[index] + i, 18, IS31FL3746A_I2C_TIMEOUT);
i2c_write_register(i2c_addresses[index] << 1, i + 1, driver_buffers[index].pwm_buffer + i, 18, IS31FL3746A_I2C_TIMEOUT);
#endif
}
}
@ -156,14 +164,14 @@ void is31fl3746a_set_color(int index, uint8_t red, uint8_t green, uint8_t blue)
if (index >= 0 && index < IS31FL3746A_LED_COUNT) {
memcpy_P(&led, (&g_is31fl3746a_leds[index]), sizeof(led));
if (g_pwm_buffer[led.driver][led.r] == red && g_pwm_buffer[led.driver][led.g] == green && g_pwm_buffer[led.driver][led.b] == blue) {
if (driver_buffers[led.driver].pwm_buffer[led.r] == red && driver_buffers[led.driver].pwm_buffer[led.g] == green && driver_buffers[led.driver].pwm_buffer[led.b] == blue) {
return;
}
g_pwm_buffer_update_required[led.driver] = true;
g_pwm_buffer[led.driver][led.r] = red;
g_pwm_buffer[led.driver][led.g] = green;
g_pwm_buffer[led.driver][led.b] = blue;
driver_buffers[led.driver].pwm_buffer[led.r] = red;
driver_buffers[led.driver].pwm_buffer[led.g] = green;
driver_buffers[led.driver].pwm_buffer[led.b] = blue;
driver_buffers[led.driver].pwm_buffer_dirty = true;
}
}
@ -177,31 +185,31 @@ void is31fl3746a_set_scaling_register(uint8_t index, uint8_t red, uint8_t green,
is31fl3746a_led_t led;
memcpy_P(&led, (&g_is31fl3746a_leds[index]), sizeof(led));
g_scaling_registers[led.driver][led.r] = red;
g_scaling_registers[led.driver][led.g] = green;
g_scaling_registers[led.driver][led.b] = blue;
g_scaling_registers_update_required[led.driver] = true;
driver_buffers[led.driver].scaling_buffer[led.r] = red;
driver_buffers[led.driver].scaling_buffer[led.g] = green;
driver_buffers[led.driver].scaling_buffer[led.b] = blue;
driver_buffers[led.driver].scaling_buffer_dirty = true;
}
void is31fl3746a_update_pwm_buffers(uint8_t index) {
if (g_pwm_buffer_update_required[index]) {
if (driver_buffers[index].pwm_buffer_dirty) {
is31fl3746a_select_page(index, IS31FL3746A_COMMAND_PWM);
is31fl3746a_write_pwm_buffer(index);
g_pwm_buffer_update_required[index] = false;
driver_buffers[index].pwm_buffer_dirty = false;
}
}
void is31fl3746a_update_scaling_registers(uint8_t index) {
if (g_scaling_registers_update_required[index]) {
if (driver_buffers[index].scaling_buffer_dirty) {
is31fl3746a_select_page(index, IS31FL3746A_COMMAND_SCALING);
for (uint8_t i = 0; i < IS31FL3746A_SCALING_REGISTER_COUNT; i++) {
is31fl3746a_write_register(index, i + 1, g_scaling_registers[index][i]);
is31fl3746a_write_register(index, i + 1, driver_buffers[index].scaling_buffer[i]);
}
g_scaling_registers_update_required[index] = false;
driver_buffers[index].scaling_buffer_dirty = false;
}
}