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path: root/platforms/chibios/drivers/ws2812_spi.c
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Diffstat (limited to 'platforms/chibios/drivers/ws2812_spi.c')
-rw-r--r--platforms/chibios/drivers/ws2812_spi.c40
1 files changed, 25 insertions, 15 deletions
diff --git a/platforms/chibios/drivers/ws2812_spi.c b/platforms/chibios/drivers/ws2812_spi.c
index ba471e0b8e..76191db165 100644
--- a/platforms/chibios/drivers/ws2812_spi.c
+++ b/platforms/chibios/drivers/ws2812_spi.c
@@ -42,7 +42,7 @@
# define WS2812_SPI_DIVISOR_CR1_BR_X (SPI_CR1_BR_0)
#elif WS2812_SPI_DIVISOR == 8
# define WS2812_SPI_DIVISOR_CR1_BR_X (SPI_CR1_BR_1)
-#elif WS2812_SPI_DIVISOR == 16 // same as default
+#elif WS2812_SPI_DIVISOR == 16 // same as default
# define WS2812_SPI_DIVISOR_CR1_BR_X (SPI_CR1_BR_1 | SPI_CR1_BR_0)
#elif WS2812_SPI_DIVISOR == 32
# define WS2812_SPI_DIVISOR_CR1_BR_X (SPI_CR1_BR_2)
@@ -53,14 +53,14 @@
#elif WS2812_SPI_DIVISOR == 256
# define WS2812_SPI_DIVISOR_CR1_BR_X (SPI_CR1_BR_2 | SPI_CR1_BR_1 | SPI_CR1_BR_0)
#else
-# define WS2812_SPI_DIVISOR_CR1_BR_X (SPI_CR1_BR_1 | SPI_CR1_BR_0) // default
+# define WS2812_SPI_DIVISOR_CR1_BR_X (SPI_CR1_BR_1 | SPI_CR1_BR_0) // default
#endif
// Use SPI circular buffer
#ifdef WS2812_SPI_USE_CIRCULAR_BUFFER
-# define WS2812_SPI_BUFFER_MODE 1 // circular buffer
+# define WS2812_SPI_BUFFER_MODE 1 // circular buffer
#else
-# define WS2812_SPI_BUFFER_MODE 0 // normal buffer
+# define WS2812_SPI_BUFFER_MODE 0 // normal buffer
#endif
#if defined(USE_GPIOV1)
@@ -104,20 +104,30 @@ static void set_led_color_rgb(LED_TYPE color, int pos) {
uint8_t* tx_start = &txbuf[PREAMBLE_SIZE];
#if (WS2812_BYTE_ORDER == WS2812_BYTE_ORDER_GRB)
- for (int j = 0; j < 4; j++) tx_start[BYTES_FOR_LED * pos + j] = get_protocol_eq(color.g, j);
- for (int j = 0; j < 4; j++) tx_start[BYTES_FOR_LED * pos + BYTES_FOR_LED_BYTE + j] = get_protocol_eq(color.r, j);
- for (int j = 0; j < 4; j++) tx_start[BYTES_FOR_LED * pos + BYTES_FOR_LED_BYTE * 2 + j] = get_protocol_eq(color.b, j);
+ for (int j = 0; j < 4; j++)
+ tx_start[BYTES_FOR_LED * pos + j] = get_protocol_eq(color.g, j);
+ for (int j = 0; j < 4; j++)
+ tx_start[BYTES_FOR_LED * pos + BYTES_FOR_LED_BYTE + j] = get_protocol_eq(color.r, j);
+ for (int j = 0; j < 4; j++)
+ tx_start[BYTES_FOR_LED * pos + BYTES_FOR_LED_BYTE * 2 + j] = get_protocol_eq(color.b, j);
#elif (WS2812_BYTE_ORDER == WS2812_BYTE_ORDER_RGB)
- for (int j = 0; j < 4; j++) tx_start[BYTES_FOR_LED * pos + j] = get_protocol_eq(color.r, j);
- for (int j = 0; j < 4; j++) tx_start[BYTES_FOR_LED * pos + BYTES_FOR_LED_BYTE + j] = get_protocol_eq(color.g, j);
- for (int j = 0; j < 4; j++) tx_start[BYTES_FOR_LED * pos + BYTES_FOR_LED_BYTE * 2 + j] = get_protocol_eq(color.b, j);
+ for (int j = 0; j < 4; j++)
+ tx_start[BYTES_FOR_LED * pos + j] = get_protocol_eq(color.r, j);
+ for (int j = 0; j < 4; j++)
+ tx_start[BYTES_FOR_LED * pos + BYTES_FOR_LED_BYTE + j] = get_protocol_eq(color.g, j);
+ for (int j = 0; j < 4; j++)
+ tx_start[BYTES_FOR_LED * pos + BYTES_FOR_LED_BYTE * 2 + j] = get_protocol_eq(color.b, j);
#elif (WS2812_BYTE_ORDER == WS2812_BYTE_ORDER_BGR)
- for (int j = 0; j < 4; j++) tx_start[BYTES_FOR_LED * pos + j] = get_protocol_eq(color.b, j);
- for (int j = 0; j < 4; j++) tx_start[BYTES_FOR_LED * pos + BYTES_FOR_LED_BYTE + j] = get_protocol_eq(color.g, j);
- for (int j = 0; j < 4; j++) tx_start[BYTES_FOR_LED * pos + BYTES_FOR_LED_BYTE * 2 + j] = get_protocol_eq(color.r, j);
+ for (int j = 0; j < 4; j++)
+ tx_start[BYTES_FOR_LED * pos + j] = get_protocol_eq(color.b, j);
+ for (int j = 0; j < 4; j++)
+ tx_start[BYTES_FOR_LED * pos + BYTES_FOR_LED_BYTE + j] = get_protocol_eq(color.g, j);
+ for (int j = 0; j < 4; j++)
+ tx_start[BYTES_FOR_LED * pos + BYTES_FOR_LED_BYTE * 2 + j] = get_protocol_eq(color.r, j);
#endif
#ifdef RGBW
- for (int j = 0; j < 4; j++) tx_start[BYTES_FOR_LED * pos + BYTES_FOR_LED_BYTE * 4 + j] = get_protocol_eq(color.w, j);
+ for (int j = 0; j < 4; j++)
+ tx_start[BYTES_FOR_LED * pos + BYTES_FOR_LED_BYTE * 4 + j] = get_protocol_eq(color.w, j);
#endif
}
@@ -126,7 +136,7 @@ void ws2812_init(void) {
#ifdef WS2812_SPI_SCK_PIN
palSetLineMode(WS2812_SPI_SCK_PIN, WS2812_SCK_OUTPUT_MODE);
-#endif // WS2812_SPI_SCK_PIN
+#endif // WS2812_SPI_SCK_PIN
// TODO: more dynamic baudrate
static const SPIConfig spicfg = {WS2812_SPI_BUFFER_MODE, NULL, PAL_PORT(RGB_DI_PIN), PAL_PAD(RGB_DI_PIN), WS2812_SPI_DIVISOR_CR1_BR_X};