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initial batch of issi led

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This commit is contained in:
Xelus22 2025-01-26 00:50:32 +11:00
parent 7a198c349d
commit c93e8e0af2
5 changed files with 170 additions and 56 deletions
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33
drivers/led/issi/is31fl3729.c
View File

@ -64,6 +64,9 @@
# define IS31FL3729_PWM_FREQUENCY IS31FL3729_PWM_FREQUENCY_32K_HZ
#endif
#define IS31FL3729_PWM_REGISTERS_PER_CHUNK 13
#define IS31FL3729_CHUNK_COUNT (IS31FL3729_PWM_REGISTER_COUNT / IS31FL3729_PWM_REGISTERS_PER_CHUNK)
const uint8_t i2c_addresses[IS31FL3729_DRIVER_COUNT] = {
IS31FL3729_I2C_ADDRESS_1,
#ifdef IS31FL3729_I2C_ADDRESS_2
@ -81,14 +84,14 @@ const uint8_t i2c_addresses[IS31FL3729_DRIVER_COUNT] = {
// Storing them like this is optimal for I2C transfers to the registers.
typedef struct is31fl3729_driver_t {
uint8_t pwm_buffer[IS31FL3729_PWM_REGISTER_COUNT];
bool pwm_buffer_dirty;
bool pwm_buffer_dirty[IS31FL3729_CHUNK_COUNT];
uint8_t scaling_buffer[IS31FL3729_SCALING_REGISTER_COUNT];
bool scaling_buffer_dirty;
} PACKED is31fl3729_driver_t;
is31fl3729_driver_t driver_buffers[IS31FL3729_DRIVER_COUNT] = {{
.pwm_buffer = {0},
.pwm_buffer_dirty = false,
.pwm_buffer_dirty = {0},
.scaling_buffer = {0},
.scaling_buffer_dirty = false,
}};
@ -107,13 +110,21 @@ void is31fl3729_write_pwm_buffer(uint8_t index) {
// Transmit PWM registers in 11 transfers of 13 bytes.
// Iterate over the pwm_buffer contents at 13 byte intervals.
for (uint8_t i = 0; i <= IS31FL3729_PWM_REGISTER_COUNT; i += 13) {
for (uint8_t i = 0; i <= IS31FL3729_CHUNK_COUNT; i++) {
if (!driver_buffers[index].pwm_buffer_dirty[i]) {
continue;
}
driver_buffers[index].pwm_buffer_dirty[i] = false;
uint8_t offset = i * IS31FL3729_PWM_REGISTERS_PER_CHUNK;
#if IS31FL3729_I2C_PERSISTENCE > 0
for (uint8_t j = 0; j < IS31FL3729_I2C_PERSISTENCE; j++) {
if (i2c_write_register(i2c_addresses[index] << 1, IS31FL3729_REG_PWM + i, driver_buffers[index].pwm_buffer + i, 13, IS31FL3729_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_write_register(i2c_addresses[index] << 1, IS31FL3729_REG_PWM + i, driver_buffers[index].pwm_buffer + i, 13, IS31FL3729_I2C_TIMEOUT);
i2c_write_register(i2c_addresses[index] << 1, IS31FL3729_REG_PWM + offset, driver_buffers[index].pwm_buffer + offset, IS31FL3729_PWM_REGISTERS_PER_CHUNK, IS31FL3729_I2C_TIMEOUT);
#endif
}
}
@ -167,7 +178,10 @@ void is31fl3729_set_color(int index, uint8_t red, uint8_t green, uint8_t 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;
driver_buffers[led.driver].pwm_buffer_dirty[led.r / IS31FL3729_PWM_REGISTERS_PER_CHUNK] = true;
driver_buffers[led.driver].pwm_buffer_dirty[led.g / IS31FL3729_PWM_REGISTERS_PER_CHUNK] = true;
driver_buffers[led.driver].pwm_buffer_dirty[led.b / IS31FL3729_PWM_REGISTERS_PER_CHUNK] = true;
}
}
@ -195,10 +209,13 @@ void is31fl3729_set_scaling_register(uint8_t index, uint8_t red, uint8_t green,
}
void is31fl3729_update_pwm_buffers(uint8_t index) {
if (driver_buffers[index].pwm_buffer_dirty) {
for (uint8_t i = 0; i < IS31FL3729_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
is31fl3729_write_pwm_buffer(index);
driver_buffers[index].pwm_buffer_dirty = false;
return;
}
}
}

30
drivers/led/issi/is31fl3731-mono.c
View File

@ -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;
}
#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
}
}
@ -179,7 +190,7 @@ void is31fl3731_set_value(int index, uint8_t value) {
}
driver_buffers[led.driver].pwm_buffer[led.v] = value;
driver_buffers[led.driver].pwm_buffer_dirty = true;
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) {
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);
driver_buffers[index].pwm_buffer_dirty = false;
return;
}
}
}

34
drivers/led/issi/is31fl3731.c
View File

@ -32,6 +32,9 @@
# 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
@ -52,14 +55,14 @@ 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,
}};
@ -83,13 +86,21 @@ 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_CHUNK_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;
}
#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
}
}
@ -180,7 +191,11 @@ void is31fl3731_set_color(int index, uint8_t red, uint8_t green, uint8_t 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;
// update the dirty bitfield for the PWM registers
driver_buffers[led.driver].pwm_buffer_dirty[led.r / IS31FL3731_PWM_REGISTERS_PER_CHUNK] = true;
driver_buffers[led.driver].pwm_buffer_dirty[led.g / IS31FL3731_PWM_REGISTERS_PER_CHUNK] = true;
driver_buffers[led.driver].pwm_buffer_dirty[led.b / IS31FL3731_PWM_REGISTERS_PER_CHUNK] = true;
}
}
@ -221,10 +236,13 @@ void is31fl3731_set_led_control_register(uint8_t index, bool red, bool green, bo
}
void is31fl3731_update_pwm_buffers(uint8_t index) {
if (driver_buffers[index].pwm_buffer_dirty) {
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);
driver_buffers[index].pwm_buffer_dirty = false;
return;
}
}
}

38
drivers/led/issi/is31fl3733.c
View File

@ -21,6 +21,7 @@
#include "i2c_master.h"
#include "gpio.h"
#include "wait.h"
#include "bit_array.h"
#define IS31FL3733_PWM_REGISTER_COUNT 192
#define IS31FL3733_LED_CONTROL_REGISTER_COUNT 24
@ -62,6 +63,9 @@
# define IS31FL3733_SYNC_4 IS31FL3733_SYNC_NONE
#endif
#define IS31FL3733_PWM_REGISTERS_PER_CHUNK 16
#define IS31FL3733_CHUNK_COUNT (IS31FL3733_PWM_REGISTER_COUNT / IS31FL3733_PWM_REGISTERS_PER_CHUNK)
const uint8_t i2c_addresses[IS31FL3733_DRIVER_COUNT] = {
IS31FL3733_I2C_ADDRESS_1,
#ifdef IS31FL3733_I2C_ADDRESS_2
@ -96,16 +100,17 @@ const uint8_t driver_sync[IS31FL3733_DRIVER_COUNT] = {
// probably not worth the extra complexity.
typedef struct is31fl3733_driver_t {
uint8_t pwm_buffer[IS31FL3733_PWM_REGISTER_COUNT];
bool pwm_buffer_dirty;
bool pwm_buffer_dirty[IS31FL3733_CHUNK_COUNT];
uint8_t led_control_buffer[IS31FL3733_LED_CONTROL_REGISTER_COUNT];
bool led_control_buffer_dirty;
} PACKED is31fl3733_driver_t;
is31fl3733_driver_t driver_buffers[IS31FL3733_DRIVER_COUNT] = {{
.pwm_buffer = {0},
.pwm_buffer_dirty = false,
.pwm_buffer_dirty = {0},
.led_control_buffer = {0},
.led_control_buffer_dirty = false,
.led_control_bitfield = {0},
}};
void is31fl3733_write_register(uint8_t index, uint8_t reg, uint8_t data) {
@ -128,13 +133,21 @@ void is31fl3733_write_pwm_buffer(uint8_t index) {
// Transmit PWM registers in 12 transfers of 16 bytes.
// Iterate over the pwm_buffer contents at 16 byte intervals.
for (uint8_t i = 0; i < IS31FL3733_PWM_REGISTER_COUNT; i += 16) {
for (uint8_t i = 0; i < IS31FL3733_CHUNK_COUNT; i++) {
if (!driver_buffers[index].pwm_buffer_dirty[i]) {
continue;
}
driver_buffers[index].pwm_buffer_dirty[i] = false;
uint8_t offset = i * IS31FL3733_PWM_REGISTERS_PER_CHUNK;
#if IS31FL3733_I2C_PERSISTENCE > 0
for (uint8_t j = 0; j < IS31FL3733_I2C_PERSISTENCE; j++) {
if (i2c_write_register(i2c_addresses[index] << 1, i, driver_buffers[index].pwm_buffer + i, 16, IS31FL3733_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
if (i2c_write_register(i2c_addresses[index] << 1, offset, driver_buffers[index].pwm_buffer + offset, IS31FL3733_PWM_REGISTERS_PER_CHUNK, IS31FL3733_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_write_register(i2c_addresses[index] << 1, i, driver_buffers[index].pwm_buffer + i, 16, IS31FL3733_I2C_TIMEOUT);
i2c_write_register(i2c_addresses[index] << 1, offset, driver_buffers[index].pwm_buffer + offset, IS31FL3733_PWM_REGISTERS_PER_CHUNK, IS31FL3733_I2C_TIMEOUT);
#endif
}
}
@ -211,7 +224,10 @@ void is31fl3733_set_color(int index, uint8_t red, uint8_t green, uint8_t 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;
driver_buffers[led.driver].pwm_buffer_dirty[led.r / IS31FL3733_PWM_REGISTERS_PER_CHUNK] = true;
driver_buffers[led.driver].pwm_buffer_dirty[led.g / IS31FL3733_PWM_REGISTERS_PER_CHUNK] = true;
driver_buffers[led.driver].pwm_buffer_dirty[led.b / IS31FL3733_PWM_REGISTERS_PER_CHUNK] = true;
}
}
@ -252,12 +268,14 @@ void is31fl3733_set_led_control_register(uint8_t index, bool red, bool green, bo
}
void is31fl3733_update_pwm_buffers(uint8_t index) {
if (driver_buffers[index].pwm_buffer_dirty) {
for (uint8_t i = 0; i < IS31FL3733_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
is31fl3733_select_page(index, IS31FL3733_COMMAND_PWM);
is31fl3733_write_pwm_buffer(index);
driver_buffers[index].pwm_buffer_dirty = false;
return;
}
}
}

71
drivers/led/issi/is31fl3741.c
View File

@ -55,6 +55,11 @@
# define IS31FL3741_GLOBAL_CURRENT 0xFF
#endif
#define IS31FL3741_PWM_0_REGISTERS_PER_CHUNK 30
#define IS31FL3741_PWM_1_REGISTERS_PER_CHUNK 19
#define IS31FL3741_PAGE_0_CHUNK_COUNT (IS31FL3741_PWM_0_REGISTER_COUNT / IS31FL3741_PWM_0_REGISTERS_PER_CHUNK)
#define IS31FL3741_PAGE_1_CHUNK_COUNT (IS31FL3741_PWM_1_REGISTER_COUNT / IS31FL3741_PWM_1_REGISTERS_PER_CHUNK)
const uint8_t i2c_addresses[IS31FL3741_DRIVER_COUNT] = {
IS31FL3741_I2C_ADDRESS_1,
#ifdef IS31FL3741_I2C_ADDRESS_2
@ -77,19 +82,21 @@ const uint8_t i2c_addresses[IS31FL3741_DRIVER_COUNT] = {
typedef struct is31fl3741_driver_t {
uint8_t pwm_buffer_0[IS31FL3741_PWM_0_REGISTER_COUNT];
uint8_t pwm_buffer_1[IS31FL3741_PWM_1_REGISTER_COUNT];
bool pwm_buffer_dirty;
uint8_t scaling_buffer_0[IS31FL3741_SCALING_0_REGISTER_COUNT];
uint8_t scaling_buffer_1[IS31FL3741_SCALING_1_REGISTER_COUNT];
bool scaling_buffer_dirty;
bool pwm_buffer_0_dirty[IS31FL3741_PAGE_0_CHUNK_COUNT];
bool pwm_buffer_1_dirty[IS31FL3741_PAGE_1_CHUNK_COUNT];
} PACKED is31fl3741_driver_t;
is31fl3741_driver_t driver_buffers[IS31FL3741_DRIVER_COUNT] = {{
.pwm_buffer_0 = {0},
.pwm_buffer_1 = {0},
.pwm_buffer_dirty = false,
.scaling_buffer_0 = {0},
.scaling_buffer_1 = {0},
.scaling_buffer_dirty = false,
.pwm_buffer_0_dirty = {0},
.pwm_buffer_1_dirty = {0},
}};
void is31fl3741_write_register(uint8_t index, uint8_t reg, uint8_t data) {
@ -113,13 +120,21 @@ void is31fl3741_write_pwm_buffer(uint8_t index) {
// Transmit PWM0 registers in 6 transfers of 30 bytes.
// Iterate over the pwm_buffer_0 contents at 30 byte intervals.
for (uint8_t i = 0; i < IS31FL3741_PWM_0_REGISTER_COUNT; i += 30) {
for (uint8_t i = 0; i < IS31FL3741_PAGE_0_CHUNK_COUNT; i++) {
if (!driver_buffers[index].pwm_buffer_0_dirty[i]) {
continue;
}
driver_buffers[index].pwm_buffer_0_dirty[i] = false;
uint8_t offset = i * IS31FL3741_PWM_0_REGISTERS_PER_CHUNK;
#if IS31FL3741_I2C_PERSISTENCE > 0
for (uint8_t j = 0; j < IS31FL3741_I2C_PERSISTENCE; j++) {
if (i2c_write_register(i2c_addresses[index] << 1, i, driver_buffers[index].pwm_buffer_0 + i, 30, IS31FL3741_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
if (i2c_write_register(i2c_addresses[index] << 1, i, driver_buffers[index].pwm_buffer_0 + offset, IS31FL3741_PWM_0_REGISTERS_PER_CHUNK, IS31FL3741_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_write_register(i2c_addresses[index] << 1, i, driver_buffers[index].pwm_buffer_0 + i, 30, IS31FL3741_I2C_TIMEOUT);
i2c_write_register(i2c_addresses[index] << 1, offset, driver_buffers[index].pwm_buffer_0 + offset, IS31FL3741_PWM_0_REGISTERS_PER_CHUNK, IS31FL3741_I2C_TIMEOUT);
#endif
}
@ -128,13 +143,21 @@ void is31fl3741_write_pwm_buffer(uint8_t index) {
// Transmit PWM1 registers in 9 transfers of 19 bytes.
// Iterate over the pwm_buffer_1 contents at 19 byte intervals.
for (uint8_t i = 0; i < IS31FL3741_PWM_1_REGISTER_COUNT; i += 19) {
for (uint8_t i = 0; i < IS31FL3741_PAGE_1_CHUNK_COUNT; i++) {
if (!driver_buffers[index].pwm_buffer_1_dirty[i]) {
continue;
}
driver_buffers[index].pwm_buffer_1_dirty[i] = false;
uint8_t offset = i * IS31FL3741_PWM_1_REGISTERS_PER_CHUNK;
#if IS31FL3741_I2C_PERSISTENCE > 0
for (uint8_t i = 0; i < IS31FL3741_I2C_PERSISTENCE; i++) {
if (i2c_write_register(i2c_addresses[index] << 1, i, driver_buffers[index].pwm_buffer_1 + i, 19, IS31FL3741_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
if (i2c_write_register(i2c_addresses[index] << 1, i, driver_buffers[index].pwm_buffer_1 + offset, IS31FL3741_PWM_1_REGISTERS_PER_CHUNK, IS31FL3741_I2C_TIMEOUT) == I2C_STATUS_SUCCESS) break;
}
#else
i2c_write_register(i2c_addresses[index] << 1, i, driver_buffers[index].pwm_buffer_1 + i, 19, IS31FL3741_I2C_TIMEOUT);
i2c_write_register(i2c_addresses[index] << 1, offset, driver_buffers[index].pwm_buffer_1 + offset, IS31FL3741_PWM_1_REGISTERS_PER_CHUNK, IS31FL3741_I2C_TIMEOUT);
#endif
}
}
@ -201,6 +224,14 @@ void set_pwm_value(uint8_t driver, uint16_t reg, uint8_t value) {
}
}
void dirty_bitfield_set_bit(uint8_t driver, uint16_t reg) {
if (reg & 0x100) {
driver_buffers[driver].pwm_buffer_1_dirty[(reg & 0xFF) / IS31FL3741_PWM_1_REGISTERS_PER_CHUNK] = true;
} else {
driver_buffers[driver].pwm_buffer_0_dirty[reg / IS31FL3741_PWM_0_REGISTERS_PER_CHUNK] = true;
}
}
void is31fl3741_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) {
is31fl3741_led_t led;
@ -214,7 +245,10 @@ void is31fl3741_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) {
set_pwm_value(led.driver, led.r, red);
set_pwm_value(led.driver, led.g, green);
set_pwm_value(led.driver, led.b, blue);
driver_buffers[led.driver].pwm_buffer_dirty = true;
dirty_bitfield_set_bit(led.driver, led.r);
dirty_bitfield_set_bit(led.driver, led.g);
dirty_bitfield_set_bit(led.driver, led.b);
}
}
@ -244,10 +278,20 @@ void is31fl3741_set_led_control_register(uint8_t index, bool red, bool green, bo
}
void is31fl3741_update_pwm_buffers(uint8_t index) {
if (driver_buffers[index].pwm_buffer_dirty) {
// Check if any of the PWM buffers are dirty.
for (uint8_t i = 0; i < IS31FL3741_PAGE_0_CHUNK_COUNT; i++) {
if (driver_buffers[index].pwm_buffer_0_dirty[i]) {
is31fl3741_write_pwm_buffer(index);
// return since we update both pages at the same time
return;
}
}
driver_buffers[index].pwm_buffer_dirty = false;
for (uint8_t i = 0; i < IS31FL3741_PAGE_1_CHUNK_COUNT; i++) {
if (driver_buffers[index].pwm_buffer_1_dirty[i]) {
is31fl3741_write_pwm_buffer(index);
return;
}
}
}
@ -255,7 +299,10 @@ void is31fl3741_set_pwm_buffer(const is31fl3741_led_t *pled, uint8_t red, uint8_
set_pwm_value(pled->driver, pled->r, red);
set_pwm_value(pled->driver, pled->g, green);
set_pwm_value(pled->driver, pled->b, blue);
driver_buffers[pled->driver].pwm_buffer_dirty = true;
dirty_bitfield_set_bit(pled->driver, pled->r);
dirty_bitfield_set_bit(pled->driver, pled->g);
dirty_bitfield_set_bit(pled->driver, pled->b);
}
void is31fl3741_update_led_control_registers(uint8_t index) {