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ws2812: replace RGBLED_NUM with driver-owned constant to decouple driver from RGBLEDs/RGBMATRIX defines (#18036)

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This commit is contained in:
Thomas Kriechbaumer
2022-10-20 23:17:51 +02:00
committed by GitHub
parent a7d6643e3d
commit c4f99f06ab
4 changed files with 25 additions and 19 deletions
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12
platforms/chibios/drivers/vendor/RP/RP2040/ws2812_vendor.c vendored
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@@ -36,10 +36,10 @@ static int state_machine = -1;
// clang-format off
static const uint16_t ws2812_program_instructions[] = {
// .wrap_target
0x7221, // 0: out x, 1 side 1 [2]
0x0123, // 1: jmp !x, 3 side 0 [1]
0x0400, // 2: jmp 0 side 0 [4]
0xb442, // 3: nop side 1 [4]
0x7221, // 0: out x, 1 side 1 [2]
0x0123, // 1: jmp !x, 3 side 0 [1]
0x0400, // 2: jmp 0 side 0 [4]
0xb442, // 3: nop side 1 [4]
// .wrap
};
@@ -62,7 +62,7 @@ static const pio_program_t ws2812_program = {
.origin = -1,
};
static uint32_t WS2812_BUFFER[RGBLED_NUM];
static uint32_t WS2812_BUFFER[WS2812_LED_COUNT];
static const rp_dma_channel_t* WS2812_DMA_CHANNEL;
bool ws2812_init(void) {
@@ -154,7 +154,7 @@ static inline void sync_ws2812_transfer(void) {
// Abort the synchronization if we have to wait longer than the total
// count of LEDs in millisecounds. This is safely much longer than it
// would take to push all the data out.
if (unlikely(timer_elapsed_fast(start) > RGBLED_NUM)) {
if (unlikely(timer_elapsed_fast(start) > WS2812_LED_COUNT)) {
dprintln("ERROR: WS2812 DMA transfer has stalled, aborting!");
dmaChannelDisableX(WS2812_DMA_CHANNEL);
return;