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authorGigahawk <jasperchan515@gmail.com>2021-07-03 08:01:23 -0700
committerGitHub <noreply@github.com>2021-07-03 08:01:23 -0700
commit6ac037aa3ccd2937bab3dbcc5108001534765e38 (patch)
treef742919708a066f9edb1259ff19068e93b79c249 /drivers/awinic/aw20216.c
parent0b22783c64e06aeb606ffef584b362dbf7fd3895 (diff)
AW20216 use register increment for framebuffer flushes (#13430)
Diffstat (limited to 'drivers/awinic/aw20216.c')
-rw-r--r--drivers/awinic/aw20216.c40
1 files changed, 26 insertions, 14 deletions
diff --git a/drivers/awinic/aw20216.c b/drivers/awinic/aw20216.c
index 269bb3a59a..776653fa6c 100644
--- a/drivers/awinic/aw20216.c
+++ b/drivers/awinic/aw20216.c
@@ -43,6 +43,10 @@
#define AW_CONFIG_DEFAULT 0b10110000
#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
# define AW_SCALING_MAX 150
#endif
@@ -63,13 +67,13 @@
# define AW_SPI_DIVISOR 4
#endif
-uint8_t g_spi_transfer_buffer[20] = {0};
-aw_led g_pwm_buffer[DRIVER_LED_TOTAL];
-bool g_pwm_buffer_update_required[DRIVER_LED_TOTAL];
+uint8_t g_spi_transfer_buffer[3] = {0};
+uint8_t g_pwm_buffer[DRIVER_COUNT][AW_PWM_REGISTER_COUNT];
+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) {
// 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;
}
@@ -147,10 +151,11 @@ void AW20216_init(void) {
}
void AW20216_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) {
- g_pwm_buffer[index].r = red;
- g_pwm_buffer[index].g = green;
- g_pwm_buffer[index].b = blue;
- g_pwm_buffer_update_required[index] = true;
+ aw_led led = g_aw_leds[index];
+ g_pwm_buffer[led.driver][led.r] = red;
+ g_pwm_buffer[led.driver][led.g] = green;
+ g_pwm_buffer[led.driver][led.b] = blue;
+ g_pwm_buffer_update_required[led.driver] = true;
return;
}
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;
}
+
+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) {
- for (uint8_t i = 0; i < DRIVER_LED_TOTAL; i++) {
- if (g_pwm_buffer_update_required[i]) {
- AW20216_update_pwm(i, g_pwm_buffer[i].r, g_pwm_buffer[i].g, g_pwm_buffer[i].b);
- g_pwm_buffer_update_required[i] = false;
- }
- }
+ AW20216_write_pwm_buffer(DRIVER_1_CS, 0);
+#ifdef DRIVER_2_CS
+ AW20216_write_pwm_buffer(DRIVER_2_CS, 1);
+#endif
return;
}