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SourceVuESP-IDF Framework and ExamplesESP-IDFi2s_realloc_dma_buffer()

i2s_realloc_dma_buffer() function

Syntax

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Summary

Declaration

from i2s_legacy.c:623

static esp_err_t i2s_realloc_dma_buffer(i2s_port_t i2s_num, i2s_dma_t *dma_obj);

Arguments

Argument

i2s_num

dma_obj

References

Code

Location

Referrer

static esp_err_t i2s_realloc_dma_buffer(i2s_port_t i2s_num, i2s_dma_t *dma_obj)

i2s_legacy.c:623

ret = i2s_realloc_dma_buffer(i2s_num, p_i2s[i2s_num]->tx);

i2s_legacy.c:1179

ret = i2s_realloc_dma_buffer(i2s_num, p_i2s[i2s_num]->rx);

i2s_legacy.c:1185

ESP_RETURN_ON_ERROR(i2s_realloc_dma_buffer(i2s_num, p_i2s[i2s_num]->tx), TAG, "Allocate I2S dma tx buffer failed");

i2s_legacy.c:1545

i2s_init_legacy()

ESP_RETURN_ON_ERROR(i2s_realloc_dma_buffer(i2s_num, p_i2s[i2s_num]->rx), TAG, "Allocate I2S dma rx buffer failed");

i2s_legacy.c:1548

i2s_init_legacy()

Call Tree

i2s_realloc_dma_buffer() is called by 2 functions and calls 4 functions:

i2s_init_legacy()

i2s_realloc_dma_buffer()

esp_log_timestamp()

esp_log_write()

i2s_delete_dma_buffer()

i2s_alloc_dma_buffer()

Data Use

i2s_realloc_dma_buffer() reads 6 variables:

esp_log_level_t::ESP_LOG_ERROR

esp_log_level_t::ESP_LOG_WARN

esp_log_level_t::ESP_LOG_INFO

esp_log_level_t::ESP_LOG_DEBUG

esp_log_level_t::ESP_LOG_VERBOSE

i2s_realloc_dma_buffer()

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