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i2s_std: fixed mclk check for 24-bit data

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laokaiyao
2023-04-26 15:23:58 +08:00
parent 3947688d54
commit 382059699e
1 changed files with 3 additions and 1 deletions
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4
components/driver/i2s/i2s_std.c
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@@ -58,7 +58,9 @@ static esp_err_t i2s_std_set_clock(i2s_chan_handle_t handle, const i2s_std_clk_c
{ {
esp_err_t ret = ESP_OK; esp_err_t ret = ESP_OK;
i2s_std_config_t *std_cfg = (i2s_std_config_t *)(handle->mode_info); i2s_std_config_t *std_cfg = (i2s_std_config_t *)(handle->mode_info);
ESP_RETURN_ON_FALSE(std_cfg->slot_cfg.data_bit_width != I2S_DATA_BIT_WIDTH_24BIT || i2s_data_bit_width_t real_slot_bit = (int)std_cfg->slot_cfg.slot_bit_width < (int)std_cfg->slot_cfg.data_bit_width ?
std_cfg->slot_cfg.data_bit_width : std_cfg->slot_cfg.slot_bit_width;
ESP_RETURN_ON_FALSE(real_slot_bit != I2S_DATA_BIT_WIDTH_24BIT ||
(clk_cfg->mclk_multiple % 3 == 0), ESP_ERR_INVALID_ARG, TAG, (clk_cfg->mclk_multiple % 3 == 0), ESP_ERR_INVALID_ARG, TAG,
"The 'mclk_multiple' should be the multiple of 3 while using 24-bit data width"); "The 'mclk_multiple' should be the multiple of 3 while using 24-bit data width");