Searched refs:pre_cb (Results 1 – 9 of 9) sorted by relevance
76 transaction_cb_t pre_cb; /**< Callback to be called before a transmission is started. member
86 dev_cfg->pre_cb = NULL; in get_spi_device_default_config()
167 .pre_cb=NULL, \
436 .pre_cb=lcd_spi_pre_transfer_callback, //Specify pre-transfer callback to handle D/C line in app_main()
164 .pre_cb = cs_high, in spi_eeprom_init()
71 .pre_cb = lcd_spi_pre_trans_cb, // pre-transaction callback, mainly control DC gpio level in esp_lcd_new_panel_io_spi()
56 .pre_cb=NULL, in master_init()
732 .pre_cb = NULL,
565 if (dev->cfg.pre_cb) dev->cfg.pre_cb(trans); in spi_new_trans()
