diff options
Diffstat (limited to 'src/class/cdc/cdc_device.h')
| -rw-r--r-- | src/class/cdc/cdc_device.h | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/src/class/cdc/cdc_device.h b/src/class/cdc/cdc_device.h index 3baf84d00..0348bd2ec 100644 --- a/src/class/cdc/cdc_device.h +++ b/src/class/cdc/cdc_device.h @@ -65,13 +65,17 @@ #endif #endif +// Enable multi-packet RX transfer with ZLP termination for better throughput. Requires host support for ZLP. +#ifndef CFG_TUD_CDC_RX_NEED_ZLP + #define CFG_TUD_CDC_RX_NEED_ZLP 0 +#endif + #ifndef CFG_TUD_CDC_CONFIGURE_DEFAULT #define CFG_TUD_CDC_CONFIGURE_DEFAULT() \ { \ .rx_persistent = false, \ .tx_persistent = false, \ .tx_overwritabe_if_not_connected = true, \ - .rx_need_zlp = false \ } #endif @@ -82,7 +86,6 @@ typedef struct { bool rx_persistent; // keep rx fifo data even with bus reset or disconnect bool tx_persistent; // keep tx fifo data even with reset or disconnect bool tx_overwritabe_if_not_connected; // if not connected, tx fifo can be overwritten - bool rx_need_zlp; // requires host support ZLP, allow transfer more than one packet in a single transfer, better throughput. } tud_cdc_configure_t; // Configure CDC driver behavior |