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zero copy when enables LWIP_TCPIP_CORE_LOCKING_INPUT

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sakumisu
2024-05-03 19:53:22 +08:00
parent ae5a9d1e57
commit 0ceb7ef885
5 changed files with 53 additions and 16 deletions
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12
class/cdc/usbh_cdc_ncm.c
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@@ -258,6 +258,11 @@ void usbh_cdc_ncm_rx_thread(void *argument)
int ret;
err_t err;
struct pbuf *p;
#ifdef LWIP_TCPIP_CORE_LOCKING_INPUT
pbuf_type type = PBUF_ROM;
#else
pbuf_type type = PBUF_POOL;
#endif
struct netif *netif = (struct netif *)argument;
USB_LOG_INFO("Create cdc ncm rx thread\r\n");
@@ -314,10 +319,13 @@ find_class:
if (ndp16_datagram->wDatagramIndex && ndp16_datagram->wDatagramLength) {
USB_LOG_DBG("ndp16_datagram index:%02x, length:%02x\r\n", ndp16_datagram->wDatagramIndex, ndp16_datagram->wDatagramLength);
p = pbuf_alloc(PBUF_RAW, ndp16_datagram->wDatagramLength, PBUF_POOL);
p = pbuf_alloc(PBUF_RAW, ndp16_datagram->wDatagramLength, type);
if (p != NULL) {
#ifdef LWIP_TCPIP_CORE_LOCKING_INPUT
p->payload = (uint8_t *)&g_cdc_ncm_rx_buffer[ndp16_datagram->wDatagramIndex];
#else
memcpy(p->payload, (uint8_t *)&g_cdc_ncm_rx_buffer[ndp16_datagram->wDatagramIndex], ndp16_datagram->wDatagramLength);
#endif
err = netif->input(p, netif);
if (err != ERR_OK) {
pbuf_free(p);