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drivers/ws281x: changes for ESP-IDF 4.4

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This commit is contained in:
Gunar Schorcht 2022-03-22 07:03:24 +01:00
parent 565c2e17a0
commit 259dbc03d8
1 changed files with 4 additions and 3 deletions
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7
drivers/ws281x/esp32.c
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@ -27,6 +27,7 @@
#include "ws281x_params.h"
#include "ws281x_constants.h"
#include "periph_cpu.h"
#include "esp_private/esp_clk.h"
#include "xtensa/core-macros.h"
#include "soc/rtc.h"
@ -45,11 +46,11 @@ void ws281x_write_buffer(ws281x_t *dev, const void *buf, size_t size)
const uint8_t *pos = buf;
const uint8_t *end = pos + size;
// Cycles
/* Cycles */
uint32_t total_cycles, one_on, one_off, zero_on, zero_off, on_wait, off_wait;
// Current frequency
rtc_cpu_freq_t freq = rtc_clk_cpu_freq_value(rtc_clk_cpu_freq_get());
/* Current frequency */
rtc_cpu_freq_t freq = esp_clk_cpu_freq();
total_cycles = freq / (NS_PER_SEC / WS281X_T_DATA_NS);
one_on = freq / (NS_PER_SEC / WS281X_T_DATA_ONE_NS);