Merge branch 'bugfix/i2s_dma_buf_alloc' into 'master'

i2s: fix issue in dma descriptor allocation if SPIRAM is enabled

See merge request idf/esp-idf!2383
This commit is contained in:
Jiang Jiang Jian 2018-05-11 16:03:40 +08:00
commit 5616491c50

View file

@ -487,6 +487,7 @@ static void IRAM_ATTR i2s_intr_handler_default(void *arg)
lldesc_t *finish_desc;
if (i2s_reg->int_st.out_dscr_err || i2s_reg->int_st.in_dscr_err) {
ESP_EARLY_LOGE(I2S_TAG, "dma error, interrupt status: 0x%08x", i2s_reg->int_st.val);
if (p_i2s->i2s_queue) {
i2s_event.type = I2S_EVENT_DMA_ERROR;
if (xQueueIsQueueFullFromISR(p_i2s->i2s_queue)) {
@ -581,14 +582,13 @@ static i2s_dma_t *i2s_create_dma_queue(i2s_port_t i2s_num, int dma_buf_count, in
memset(dma->buf, 0, sizeof(char*) * dma_buf_count);
for (bux_idx = 0; bux_idx < dma_buf_count; bux_idx++) {
dma->buf[bux_idx] = (char*) malloc(dma_buf_len * sample_size);
dma->buf[bux_idx] = (char*) heap_caps_calloc(1, dma_buf_len * sample_size, MALLOC_CAP_DMA);
if (dma->buf[bux_idx] == NULL) {
ESP_LOGE(I2S_TAG, "Error malloc dma buffer");
i2s_destroy_dma_queue(i2s_num, dma);
return NULL;
}
ESP_LOGD(I2S_TAG, "Addr[%d] = %d", bux_idx, (int)dma->buf[bux_idx]);
memset(dma->buf[bux_idx], 0, dma_buf_len * sample_size);
}
dma->desc = (lldesc_t**) malloc(sizeof(lldesc_t*) * dma_buf_count);
@ -598,7 +598,7 @@ static i2s_dma_t *i2s_create_dma_queue(i2s_port_t i2s_num, int dma_buf_count, in
return NULL;
}
for (bux_idx = 0; bux_idx < dma_buf_count; bux_idx++) {
dma->desc[bux_idx] = (lldesc_t*) malloc(sizeof(lldesc_t));
dma->desc[bux_idx] = (lldesc_t*) heap_caps_malloc(sizeof(lldesc_t), MALLOC_CAP_DMA);
if (dma->desc[bux_idx] == NULL) {
ESP_LOGE(I2S_TAG, "Error malloc dma description entry");
i2s_destroy_dma_queue(i2s_num, dma);