tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: c0b6b4438dc70167c4c16f6436499cde257f782a commit: 5deaf74c4b3edcf88f67f18aa352690deb9dc212 [4037/9792] drivers: initial support for rnpm drivers from Mucse Technology config: loongarch-randconfig-002-20240530 (https://download.01.org/0day-ci/archive/20240530/202405300505.GzvBHBcM-lkp@i...) compiler: loongarch64-linux-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240530/202405300505.GzvBHBcM-lkp@i...) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202405300505.GzvBHBcM-lkp@intel.com/ All errors (new ones prefixed by >>): drivers/net/ethernet/mucse/rnpm/rnpm_main.c:256:6: warning: no previous prototype for 'rnpm_pf_service_event_schedule' [-Wmissing-prototypes] 256 | void rnpm_pf_service_event_schedule(struct rnpm_pf_adapter *pf_adapter) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnpm/rnpm_main.c:1137:5: warning: no previous prototype for 'rnpm_rx_ring_reinit' [-Wmissing-prototypes] 1137 | int rnpm_rx_ring_reinit(struct rnpm_adapter *adapter, struct rnpm_ring *rx_ring) | ^~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnpm/rnpm_main.c: In function 'rnpm_clean_rx_irq': drivers/net/ethernet/mucse/rnpm/rnpm_main.c:2015:14: warning: variable 'xdp_xmit' set but not used [-Wunused-but-set-variable] 2015 | bool xdp_xmit = false; | ^~~~~~~~ drivers/net/ethernet/mucse/rnpm/rnpm_main.c: At top level: drivers/net/ethernet/mucse/rnpm/rnpm_main.c:2207:6: warning: no previous prototype for 'rnpm_write_eitr' [-Wmissing-prototypes] 2207 | void rnpm_write_eitr(struct rnpm_q_vector *q_vector, bool is_rxframe) | ^~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnpm/rnpm_main.c:3013:5: warning: no previous prototype for 'rnpm_xmit_nop_frame_ring' [-Wmissing-prototypes] 3013 | int rnpm_xmit_nop_frame_ring(struct rnpm_adapter *adapter, | ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnpm/rnpm_main.c:3037:5: warning: no previous prototype for 'rnpm_xmit_nop_frame_ring_temp' [-Wmissing-prototypes] 3037 | int rnpm_xmit_nop_frame_ring_temp(struct rnpm_adapter *adapter, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnpm/rnpm_main.c:3909:6: warning: no previous prototype for 'rnpm_vlan_stags_flag' [-Wmissing-prototypes] 3909 | void rnpm_vlan_stags_flag(struct rnpm_adapter *adapter) | ^~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnpm/rnpm_main.c:4031:6: warning: no previous prototype for 'control_mac_rx' [-Wmissing-prototypes] 4031 | void control_mac_rx(struct rnpm_adapter *adapter, bool on) | ^~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnpm/rnpm_main.c:5803:6: warning: no previous prototype for 'rnpm_pf_service_timer' [-Wmissing-prototypes] 5803 | void rnpm_pf_service_timer(struct timer_list *t) | ^~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnpm/rnpm_main.c:5821:6: warning: no previous prototype for 'rnpm_service_timer' [-Wmissing-prototypes] 5821 | void rnpm_service_timer(struct timer_list *t) | ^~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnpm/rnpm_main.c:5962:21: warning: no previous prototype for 'wait_all_port_resetting' [-Wmissing-prototypes] 5962 | __maybe_unused void wait_all_port_resetting(struct rnpm_pf_adapter *pf_adapter) | ^~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnpm/rnpm_main.c:5974:21: warning: no previous prototype for 'clean_all_port_resetting' [-Wmissing-prototypes] 5974 | __maybe_unused void clean_all_port_resetting(struct rnpm_pf_adapter *pf_adapter) | ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnpm/rnpm_main.c:6185:5: warning: no previous prototype for 'rnpm_check_mc_addr' [-Wmissing-prototypes] 6185 | int rnpm_check_mc_addr(struct rnpm_adapter *adapter) | ^~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnpm/rnpm_main.c:6211:6: warning: no previous prototype for 'update_pf_vlan' [-Wmissing-prototypes] 6211 | void update_pf_vlan(struct rnpm_adapter *adapter) | ^~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnpm/rnpm_main.c:6262:6: warning: no previous prototype for 'rnpm_pf_service_task' [-Wmissing-prototypes] 6262 | void rnpm_pf_service_task(struct work_struct *work) | ^~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnpm/rnpm_main.c: In function 'rnpm_tso':

...

drivers/net/ethernet/mucse/rnpm/rnpm_main.c:6449:38: error: 'struct rnpm_tx_buffer' has no member named 'gso_need_padding' 6449 | first->gso_need_padding = !!gso_need_pad; | ^~ drivers/net/ethernet/mucse/rnpm/rnpm_main.c: In function 'rnpm_tx_csum': drivers/net/ethernet/mucse/rnpm/rnpm_main.c:6517:30: error: 'struct rnpm_tx_buffer' has no member named 'gso_need_padding' 6517 | first->gso_need_padding = true; | ^~ drivers/net/ethernet/mucse/rnpm/rnpm_main.c: At top level: drivers/net/ethernet/mucse/rnpm/rnpm_main.c:7528:6: warning: no previous prototype for 'rnpm_clear_udp_tunnel_port' [-Wmissing-prototypes] 7528 | void rnpm_clear_udp_tunnel_port(struct rnpm_adapter *adapter) | ^~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnpm/rnpm_main.c:7692:6: warning: no previous prototype for 'rnpm_assign_netdev_ops' [-Wmissing-prototypes] 7692 | void rnpm_assign_netdev_ops(struct net_device *dev) | ^~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnpm/rnpm_main.c:7785:6: warning: no previous prototype for 'rnpm_fix_queue_number' [-Wmissing-prototypes] 7785 | void rnpm_fix_queue_number(struct rnpm_hw *hw) | ^~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnpm/rnpm_main.c:8760:5: warning: no previous prototype for 'rnpm_can_rpu_start' [-Wmissing-prototypes] 8760 | int rnpm_can_rpu_start(struct rnpm_pf_adapter *pf_adapter) | ^~~~~~~~~~~~~~~~~~ -- drivers/net/ethernet/mucse/rnpm/rnpm_lib.c: In function 'rnpm_maybe_tx_ctxtdesc': drivers/net/ethernet/mucse/rnpm/rnpm_lib.c:1008:35: error: 'struct rnpm_tx_buffer' has no member named 'gso_need_padding' 1008 | if (!first->gso_need_padding) | ^~ drivers/net/ethernet/mucse/rnpm/rnpm_lib.c:1010:30: error: 'struct rnpm_tx_buffer' has no member named 'gso_need_padding' 1010 | first->gso_need_padding = false; | ^~ drivers/net/ethernet/mucse/rnpm/rnpm_lib.c: At top level: drivers/net/ethernet/mucse/rnpm/rnpm_lib.c:1185:6: warning: no previous prototype for 'rnpm_setup_layer2_remapping' [-Wmissing-prototypes] 1185 | void rnpm_setup_layer2_remapping(struct rnpm_hw *hw, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnpm/rnpm_lib.c:1209:6: warning: no previous prototype for 'rnpm_setup_tuple5_remapping' [-Wmissing-prototypes] 1209 | void rnpm_setup_tuple5_remapping(struct rnpm_hw *hw, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnpm/rnpm_lib.c:1280:6: warning: no previous prototype for 'rnpm_setup_tuple5_remapping_tcam' [-Wmissing-prototypes] 1280 | void rnpm_setup_tuple5_remapping_tcam(struct rnpm_hw *hw, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

vim +6449 drivers/net/ethernet/mucse/rnpm/rnpm_main.c 6309 6310 static int rnpm_tso(struct rnpm_ring *tx_ring, struct rnpm_tx_buffer *first, 6311 u8 *hdr_len) 6312 { 6313 struct rnpm_adapter *adapter = netdev_priv(tx_ring->netdev); 6314 struct sk_buff *skb = first->skb; 6315 union { 6316 struct iphdr *v4; 6317 struct ipv6hdr *v6; 6318 unsigned char *hdr; 6319 } ip; 6320 union { 6321 struct tcphdr *tcp; 6322 struct udphdr *udp; 6323 unsigned char *hdr; 6324 } l4; 6325 u32 paylen, l4_offset; 6326 int err; 6327 u8 *inner_mac; 6328 u16 gso_segs, gso_size; 6329 u16 gso_need_pad; 6330 6331 if (skb->ip_summed != CHECKSUM_PARTIAL) 6332 return 0; 6333 6334 if (!skb_is_gso(skb)) 6335 return 0; 6336 6337 err = skb_cow_head(skb, 0); 6338 if (err < 0) 6339 return err; 6340 6341 inner_mac = skb->data; 6342 ip.hdr = skb_network_header(skb); 6343 l4.hdr = skb_transport_header(skb); 6344 6345 first->tx_flags |= 6346 RNPM_TXD_FLAG_TSO | RNPM_TXD_IP_CSUM | RNPM_TXD_L4_CSUM; 6347 6348 /* initialize outer IP header fields */ 6349 if (ip.v4->version == 4) { 6350 /* IP header will have to cancel out any data that 6351 * is not a part of the outer IP header 6352 */ 6353 ip.v4->check = 0x0000; 6354 } else { 6355 ip.v6->payload_len = 0; 6356 } 6357 #ifdef HAVE_ENCAP_TSO_OFFLOAD 6358 if (skb_shinfo(skb)->gso_type & 6359 (SKB_GSO_GRE | 6360 #ifdef NETIF_F_GSO_PARTIAL 6361 SKB_GSO_GRE_CSUM | 6362 #endif 6363 SKB_GSO_UDP_TUNNEL | SKB_GSO_UDP_TUNNEL_CSUM)) { 6364 #ifndef NETIF_F_GSO_PARTIAL 6365 if (skb_shinfo(skb)->gso_type & SKB_GSO_UDP_TUNNEL_CSUM) { 6366 #else 6367 if (!(skb_shinfo(skb)->gso_type & SKB_GSO_PARTIAL) && 6368 (skb_shinfo(skb)->gso_type & SKB_GSO_UDP_TUNNEL_CSUM)) { 6369 #endif 6370 } 6371 /* we should always do this */ 6372 inner_mac = skb_inner_mac_header(skb); 6373 6374 first->tunnel_hdr_len = (inner_mac - skb->data); 6375 if (skb_shinfo(skb)->gso_type & 6376 (SKB_GSO_UDP_TUNNEL | SKB_GSO_UDP_TUNNEL_CSUM)) { 6377 first->tx_flags |= RNPM_TXD_TUNNEL_VXLAN; 6378 l4.udp->check = 0; 6379 tx_dbg("set outer l4.udp to 0\n"); 6380 } else { 6381 first->tx_flags |= RNPM_TXD_TUNNEL_NVGRE; 6382 } 6383 6384 /* reset pointers to inner headers */ 6385 ip.hdr = skb_inner_network_header(skb); 6386 l4.hdr = skb_inner_transport_header(skb); 6387 } 6388 6389 #endif /* HAVE_ENCAP_TSO_OFFLOAD */ 6390 if (ip.v4->version == 4) { 6391 /* IP header will have to cancel out any data that 6392 * is not a part of the outer IP header 6393 */ 6394 ip.v4->check = 0x0000; 6395 6396 } else { 6397 ip.v6->payload_len = 0; 6398 /* set ipv6 type */ 6399 6400 first->tx_flags |= (RNPM_TXD_FLAG_IPv6); 6401 } 6402 6403 /* determine offset of inner transport header */ 6404 l4_offset = l4.hdr - skb->data; 6405 6406 paylen = skb->len - l4_offset; 6407 tx_dbg("before l4 checksum is %x\n", l4.tcp->check); 6408 6409 // csum_replace_by_diff(&l4.tcp->check, htonl(paylen)); 6410 6411 tx_dbg("l4 checksum is %x\n", l4.tcp->check); 6412 6413 if (skb->csum_offset == offsetof(struct tcphdr, check)) { 6414 tx_dbg("tcp before l4 checksum is %x\n", l4.tcp->check); 6415 // first->tx_flags |= RNP_TXD_L4_TYPE_TCP; 6416 first->tx_flags |= RNPM_TXD_L4_TYPE_TCP; 6417 /* compute length of segmentation header */ 6418 *hdr_len = (l4.tcp->doff * 4) + l4_offset; 6419 csum_replace_by_diff(&l4.tcp->check, 6420 (__force __wsum)htonl(paylen)); 6421 tx_dbg("tcp l4 checksum is %x\n", l4.tcp->check); 6422 // we should clear tcp.flags.push flas 6423 l4.tcp->psh = 0; 6424 } else { 6425 tx_dbg("paylen is %x\n", paylen); 6426 // first->tx_flags |= RNP_TXD_L4_TYPE_UDP; 6427 first->tx_flags |= RNPM_TXD_L4_TYPE_UDP; 6428 /* compute length of segmentation header */ 6429 tx_dbg("udp before l4 checksum is %x\n", l4.udp->check); 6430 *hdr_len = sizeof(*l4.udp) + l4_offset; 6431 csum_replace_by_diff(&l4.udp->check, 6432 (__force __wsum)htonl(paylen)); 6433 tx_dbg("udp l4 checksum is %x\n", l4.udp->check); 6434 } 6435 6436 first->mac_ip_len = l4.hdr - ip.hdr; 6437 first->mac_ip_len |= (ip.hdr - inner_mac) << 9; 6438 /* pull values out of skb_shinfo */ 6439 gso_size = skb_shinfo(skb)->gso_size; 6440 gso_segs = skb_shinfo(skb)->gso_segs; 6441 6442 if (adapter->priv_flags & RNPM_PRIV_FLAG_TX_PADDING) { 6443 gso_need_pad = (first->skb->len - *hdr_len) % gso_size; 6444 if (gso_need_pad) { 6445 if ((gso_need_pad + *hdr_len) <= 6446 tx_ring->gso_padto_bytes) { 6447 gso_need_pad = tx_ring->gso_padto_bytes - 6448 (gso_need_pad + *hdr_len);

6449 first->gso_need_padding = !!gso_need_pad; 6450 } 6451 } 6452 } 6453 /* update gso size and bytecount with header size */ 6454 /* to fix tx status */ 6455 first->gso_segs = gso_segs; 6456 first->bytecount += (first->gso_segs - 1) * *hdr_len; 6457 6458 first->mss_len_vf_num |= (gso_size | ((l4.tcp->doff * 4) << 24)); 6459 // rnpm_tx_ctxtdesc(tx_ring,skb_shinfo(skb)->gso_size ,l4len, 0, 0, 6460 // type_tucmd); 6461 6462 first->ctx_flag = true; 6463 return 1; 6464 } 6465

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