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AW20216 use register increment for framebuffer flushes (#13430)

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Gigahawk 2021-07-03 08:01:23 -07:00 committed by GitHub
parent 0b22783c64
commit 6ac037aa3c
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 26 additions and 14 deletions
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40
drivers/awinic/aw20216.c
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@ -43,6 +43,10 @@
#define AW_CONFIG_DEFAULT 0b10110000 #define AW_CONFIG_DEFAULT 0b10110000
#define AW_CHIPEN 1 #define AW_CHIPEN 1
#define AW_PWM_REGISTER_COUNT 216
#define AW_SPI_START(PIN) spi_start(PIN, false, 0, AW_SPI_DIVISOR)
#ifndef AW_SCALING_MAX #ifndef AW_SCALING_MAX
# define AW_SCALING_MAX 150 # define AW_SCALING_MAX 150
#endif #endif
@ -63,13 +67,13 @@
# define AW_SPI_DIVISOR 4 # define AW_SPI_DIVISOR 4
#endif #endif
uint8_t g_spi_transfer_buffer[20] = {0}; uint8_t g_spi_transfer_buffer[3] = {0};
aw_led g_pwm_buffer[DRIVER_LED_TOTAL]; uint8_t g_pwm_buffer[DRIVER_COUNT][AW_PWM_REGISTER_COUNT];
bool g_pwm_buffer_update_required[DRIVER_LED_TOTAL]; bool g_pwm_buffer_update_required[DRIVER_COUNT] = {false};
bool AW20216_write_register(pin_t slave_pin, uint8_t page, uint8_t reg, uint8_t data) { bool AW20216_write_register(pin_t slave_pin, uint8_t page, uint8_t reg, uint8_t data) {
// Do we need to call spi_stop() if this fails? // Do we need to call spi_stop() if this fails?
if (!spi_start(slave_pin, false, 0, AW_SPI_DIVISOR)) { if (!AW_SPI_START(slave_pin)) {
return false; return false;
} }
@ -147,10 +151,11 @@ void AW20216_init(void) {
} }
void AW20216_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) { void AW20216_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) {
g_pwm_buffer[index].r = red; aw_led led = g_aw_leds[index];
g_pwm_buffer[index].g = green; g_pwm_buffer[led.driver][led.r] = red;
g_pwm_buffer[index].b = blue; g_pwm_buffer[led.driver][led.g] = green;
g_pwm_buffer_update_required[index] = true; g_pwm_buffer[led.driver][led.b] = blue;
g_pwm_buffer_update_required[led.driver] = true;
return; return;
} }
void AW20216_set_color_all(uint8_t red, uint8_t green, uint8_t blue) { void AW20216_set_color_all(uint8_t red, uint8_t green, uint8_t blue) {
@ -159,12 +164,19 @@ void AW20216_set_color_all(uint8_t red, uint8_t green, uint8_t blue) {
} }
return; return;
} }
void AW20216_write_pwm_buffer(pin_t slave_pin, uint8_t buffer_idx) {
AW_SPI_START(slave_pin);
spi_write((AWINIC_ID | AW_PAGE_PWM | AW_WRITE));
spi_write(0);
spi_transmit(g_pwm_buffer[buffer_idx], AW_PWM_REGISTER_COUNT);
spi_stop();
}
void AW20216_update_pwm_buffers(void) { void AW20216_update_pwm_buffers(void) {
for (uint8_t i = 0; i < DRIVER_LED_TOTAL; i++) { AW20216_write_pwm_buffer(DRIVER_1_CS, 0);
if (g_pwm_buffer_update_required[i]) { #ifdef DRIVER_2_CS
AW20216_update_pwm(i, g_pwm_buffer[i].r, g_pwm_buffer[i].g, g_pwm_buffer[i].b); AW20216_write_pwm_buffer(DRIVER_2_CS, 1);
g_pwm_buffer_update_required[i] = false; #endif
}
}
return; return;
} }