tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 97ba28f60ba0c12d39b4d3032121317ffebc06ba commit: 455d45ae080810ae554f5e586adb9004230f9f70 [3862/3876] drivers: initial support for rnp drivers from Mucse Technology config: loongarch-allmodconfig (https://download.01.org/0day-ci/archive/20240308/202403080412.gcDr9v5Q-lkp@i...) compiler: loongarch64-linux-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240308/202403080412.gcDr9v5Q-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/202403080412.gcDr9v5Q-lkp@intel.com/

All warnings (new ones prefixed by >>):

drivers/net/ethernet/mucse/rnp/rnp_mbx_fw.c: In function 'rnp_mbx_get_temp': drivers/net/ethernet/mucse/rnp/rnp_mbx_fw.c:1105:13: warning: variable 'err' set but not used [-Wunused-but-set-variable] 1105 | int err; | ^~~ drivers/net/ethernet/mucse/rnp/rnp_mbx_fw.c: At top level: drivers/net/ethernet/mucse/rnp/rnp_mbx_fw.c:1141:5: warning: no previous prototype for 'rnp_fw_reg_read' [-Wmissing-prototypes] 1141 | int rnp_fw_reg_read(struct rnp_hw *hw, int addr, int sz) | ^~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnp/rnp_mbx_fw.c: In function 'rnp_fw_reg_read': drivers/net/ethernet/mucse/rnp/rnp_mbx_fw.c:1145:13: warning: variable 'value' set but not used [-Wunused-but-set-variable] 1145 | int value; | ^~~~~ drivers/net/ethernet/mucse/rnp/rnp_mbx_fw.c: At top level:

...

drivers/net/ethernet/mucse/rnp/rnp_mbx_fw.c:1456:5: warning: no previous prototype for 'rnp_mbx_lldp_all_ports_enable' [-Wmissing-prototypes]

1456 | int rnp_mbx_lldp_all_ports_enable(struct rnp_hw *hw, bool enable) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnp/rnp_mbx_fw.c: In function 'rnp_mbx_reg_write': drivers/net/ethernet/mucse/rnp/rnp_mbx_fw.c:602:9: warning: 'build_writereg_req' accessing 16 bytes in a region of size 4 [-Wstringop-overflow=] 602 | build_writereg_req(&req, NULL, fw_reg, 4, &value); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnp/rnp_mbx_fw.c:602:9: note: referencing argument 5 of type 'int[4]' In file included from drivers/net/ethernet/mucse/rnp/rnp_type.h:960, from drivers/net/ethernet/mucse/rnp/rnp.h:20, from drivers/net/ethernet/mucse/rnp/rnp_mbx_fw.c:9: drivers/net/ethernet/mucse/rnp/rnp_mbx_fw.h:799:20: note: in a call to function 'build_writereg_req' 799 | static inline void build_writereg_req(struct mbx_fw_cmd_req *req, | ^~~~~~~~~~~~~~~~~~ In file included from include/linux/string.h:294, from include/linux/bitmap.h:11, from include/linux/cpumask.h:12, from arch/loongarch/include/asm/processor.h:9, from arch/loongarch/include/asm/thread_info.h:15, from include/linux/thread_bits.h:32, from include/linux/thread_info.h:16, from include/asm-generic/preempt.h:5, from ./arch/loongarch/include/generated/asm/preempt.h:1, from include/linux/preempt.h:79, from include/linux/spinlock.h:56, from include/linux/wait.h:9, from drivers/net/ethernet/mucse/rnp/rnp_mbx_fw.c:4: In function 'fortify_memcpy_chk', inlined from 'rnp_mbx_phy_read' at drivers/net/ethernet/mucse/rnp/rnp_mbx_fw.c:1386:3: include/linux/fortify-string.h:592:25: warning: call to '__read_overflow2_field' declared with attribute warning: detected read beyond size of field (2nd parameter); maybe use struct_group()? [-Wattribute-warning] 592 | __read_overflow2_field(q_size_field, size); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -- drivers/net/ethernet/mucse/rnp/rnp_n10.c:458: warning: Function parameter or member 'sriov_flag' not described in 'rnp_eth_update_rss_key_n10'

...

drivers/net/ethernet/mucse/rnp/rnp_n10.c:1135: warning: expecting prototype for rnp_init_hw_n10(). Prototype was for rnp_init_hw_ops_n10() instead

drivers/net/ethernet/mucse/rnp/rnp_n10.c:1368: warning: Function parameter or member 'hw' not described in 'rnp_write_uc_addr_list_n10' drivers/net/ethernet/mucse/rnp/rnp_n10.c:1368: warning: Function parameter or member 'sriov_flag' not described in 'rnp_write_uc_addr_list_n10'

...

drivers/net/ethernet/mucse/rnp/rnp_n10.c:1368: warning: expecting prototype for rnp_write_uc_addr_list(). Prototype was for rnp_write_uc_addr_list_n10() instead drivers/net/ethernet/mucse/rnp/rnp_n10.c:3270: warning: expecting prototype for rnpm_device_supports_autoneg_fc(). Prototype was for rnp_device_supports_autoneg_fc() instead

drivers/net/ethernet/mucse/rnp/rnp_n10.c:4152: warning: Function parameter or member 'mac' not described in 'rnp_mac_fc_mode_n10'

...

drivers/net/ethernet/mucse/rnp/rnp_n10.c:4152: warning: expecting prototype for rnp_fc_mode_n10(). Prototype was for rnp_mac_fc_mode_n10() instead

--

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drivers/net/ethernet/mucse/rnp/rnp_mbx_fw.c:823: warning: expecting prototype for rnp_mbx_link_event_eanble(). Prototype was for rnp_mbx_link_event_enable() instead

drivers/net/ethernet/mucse/rnp/rnp_mbx_fw.c:902: warning: Function parameter or member 'value0' not described in 'rnp_set_lane_fun' drivers/net/ethernet/mucse/rnp/rnp_mbx_fw.c:902: warning: Function parameter or member 'value1' not described in 'rnp_set_lane_fun' drivers/net/ethernet/mucse/rnp/rnp_mbx_fw.c:902: warning: Function parameter or member 'value2' not described in 'rnp_set_lane_fun' drivers/net/ethernet/mucse/rnp/rnp_mbx_fw.c:902: warning: Function parameter or member 'value3' not described in 'rnp_set_lane_fun' drivers/net/ethernet/mucse/rnp/rnp_mbx_fw.c:1024: warning: Function parameter or member 'info' not described in 'rnp_mbx_get_capability' drivers/net/ethernet/mucse/rnp/rnp_mbx_fw.c:1024: warning: Excess function parameter 'rnp_info' description in 'rnp_mbx_get_capability'

...

drivers/net/ethernet/mucse/rnp/rnp_mbx_fw.c:1175: warning: expecting prototype for rnp_mbx_stat_mark(). Prototype was for rnp_link_stat_mark() instead

drivers/net/ethernet/mucse/rnp/rnp_mbx_fw.c:1414: warning: Function parameter or member 'adv' not described in 'rnp_mbx_phy_link_set' -- drivers/net/ethernet/mucse/rnp/rnp_main.c:175:6: warning: no previous prototype for 'rnp_unmap_and_free_tx_resource' [-Wmissing-prototypes] 175 | void rnp_unmap_and_free_tx_resource(struct rnp_ring *ring, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnp/rnp_main.c:670:5: warning: no previous prototype for 'rnp_rx_ring_reinit' [-Wmissing-prototypes] 670 | int rnp_rx_ring_reinit(struct rnp_adapter *adapter, | ^~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnp/rnp_main.c:2012:6: warning: no previous prototype for 'rnp_write_eitr_rx' [-Wmissing-prototypes] 2012 | void rnp_write_eitr_rx(struct rnp_q_vector *q_vector) | ^~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnp/rnp_main.c:3176:6: warning: no previous prototype for 'rnp_vlan_stags_flag' [-Wmissing-prototypes] 3176 | void rnp_vlan_stags_flag(struct rnp_adapter *adapter) | ^~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnp/rnp_main.c:3580:5: warning: no previous prototype for 'rnp_xmit_nop_frame_ring' [-Wmissing-prototypes] 3580 | int rnp_xmit_nop_frame_ring(struct rnp_adapter *adapter, | ^~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnp/rnp_main.c:4842:6: warning: no previous prototype for 'rnp_service_timer' [-Wmissing-prototypes] 4842 | void rnp_service_timer(struct timer_list *t) | ^~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnp/rnp_main.c:4950:6: warning: no previous prototype for 'rnp_service_task' [-Wmissing-prototypes] 4950 | void rnp_service_task(struct work_struct *work) | ^~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnp/rnp_main.c:5972:5: warning: no previous prototype for 'rnp_delete_knode' [-Wmissing-prototypes] 5972 | int rnp_delete_knode(struct net_device *dev, | ^~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnp/rnp_main.c:6061:5: warning: no previous prototype for 'rnp_config_knode' [-Wmissing-prototypes] 6061 | int rnp_config_knode(struct net_device *dev, __be16 protocol, | ^~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnp/rnp_main.c:6120:5: warning: no previous prototype for 'rnp_setup_tc_cls_u32' [-Wmissing-prototypes] 6120 | int rnp_setup_tc_cls_u32(struct net_device *dev, | ^~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnp/rnp_main.c:6197:6: warning: no previous prototype for 'rnp_do_reset' [-Wmissing-prototypes] 6197 | void rnp_do_reset(struct net_device *netdev) | ^~~~~~~~~~~~ drivers/net/ethernet/mucse/rnp/rnp_main.c:6452:6: warning: no previous prototype for 'rnp_assign_netdev_ops' [-Wmissing-prototypes] 6452 | void rnp_assign_netdev_ops(struct net_device *dev) | ^~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnp/rnp_main.c:6628:5: warning: no previous prototype for 'rnp_can_rpu_start' [-Wmissing-prototypes] 6628 | int rnp_can_rpu_start(struct rnp_adapter *adapter) | ^~~~~~~~~~~~~~~~~ drivers/net/ethernet/mucse/rnp/rnp_main.c: In function 'rnp_request_msix_irqs':

...

drivers/net/ethernet/mucse/rnp/rnp_main.c:2402:71: warning: '-' directive output may be truncated writing 1 byte into a region of size between 0 and 17 [-Wformat-truncation=]

2402 | sizeof(q_vector->name) - 1, "%s-%s-%d-%d", | ^ drivers/net/ethernet/mucse/rnp/rnp_main.c:2401:25: note: 'snprintf' output between 10 and 37 bytes into a destination of size 24 2401 | snprintf(q_vector->name, | ^~~~~~~~~~~~~~~~~~~~~~~~ 2402 | sizeof(q_vector->name) - 1, "%s-%s-%d-%d", | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 2403 | netdev->name, "TxRx", i, q_vector->v_idx); | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -- drivers/net/ethernet/mucse/rnp/rnp_main.c:158: warning: Function parameter or member 'rnp_queue' not described in 'rnp_set_ring_vector' drivers/net/ethernet/mucse/rnp/rnp_main.c:158: warning: Function parameter or member 'rnp_msix_vector' not described in 'rnp_set_ring_vector' drivers/net/ethernet/mucse/rnp/rnp_main.c:158: warning: Excess function parameter 'queue' description in 'rnp_set_ring_vector' drivers/net/ethernet/mucse/rnp/rnp_main.c:158: warning: Excess function parameter 'msix_vector' description in 'rnp_set_ring_vector' drivers/net/ethernet/mucse/rnp/rnp_main.c:288: warning: Function parameter or member 'napi_budget' not described in 'rnp_clean_tx_irq' drivers/net/ethernet/mucse/rnp/rnp_main.c:672: warning: Function parameter or member 'adapter' not described in 'rnp_rx_ring_reinit' drivers/net/ethernet/mucse/rnp/rnp_main.c:1130: warning: Excess function parameter 'skb' description in 'rnp_is_non_eop'

...

drivers/net/ethernet/mucse/rnp/rnp_main.c:2013: warning: expecting prototype for rnp_write_eitr(). Prototype was for rnp_write_eitr_rx() instead

drivers/net/ethernet/mucse/rnp/rnp_main.c:2563: warning: Function parameter or member 'adapter' not described in 'rnp_tx_maxrate_own' drivers/net/ethernet/mucse/rnp/rnp_main.c:2563: warning: Excess function parameter 'netdev' description in 'rnp_tx_maxrate_own' drivers/net/ethernet/mucse/rnp/rnp_main.c:2563: warning: Excess function parameter 'maxrate' description in 'rnp_tx_maxrate_own' drivers/net/ethernet/mucse/rnp/rnp_main.c:3779: warning: Function parameter or member 'txqueue' not described in 'rnp_tx_timeout' drivers/net/ethernet/mucse/rnp/rnp_main.c:3888: warning: Function parameter or member 'adapter' not described in 'rnp_setup_tx_resources' drivers/net/ethernet/mucse/rnp/rnp_main.c:3981: warning: Function parameter or member 'adapter' not described in 'rnp_setup_rx_resources' drivers/net/ethernet/mucse/rnp/rnp_main.c:4643: warning: Excess function parameter 'link_speed' description in 'rnp_watchdog_update_link' drivers/net/ethernet/mucse/rnp/rnp_main.c:4843: warning: Function parameter or member 't' not described in 'rnp_service_timer' drivers/net/ethernet/mucse/rnp/rnp_main.c:4843: warning: Excess function parameter 'data' description in 'rnp_service_timer' drivers/net/ethernet/mucse/rnp/rnp_main.c:5903: warning: Function parameter or member 'dev' not described in 'rnp_setup_tc' drivers/net/ethernet/mucse/rnp/rnp_main.c:5903: warning: Excess function parameter 'netdev' description in 'rnp_setup_tc' drivers/net/ethernet/mucse/rnp/rnp_main.c:6471: warning: Function parameter or member 'adapter' not described in 'rnp_wol_supported' drivers/net/ethernet/mucse/rnp/rnp_main.c:6471: warning: Function parameter or member 'subdevice_id' not described in 'rnp_wol_supported' drivers/net/ethernet/mucse/rnp/rnp_main.c:6471: warning: Excess function parameter 'hw' description in 'rnp_wol_supported' drivers/net/ethernet/mucse/rnp/rnp_main.c:6471: warning: Excess function parameter 'subdev_id' description in 'rnp_wol_supported' drivers/net/ethernet/mucse/rnp/rnp_main.c:7056: warning: Function parameter or member 'id' not described in 'rnp_probe' drivers/net/ethernet/mucse/rnp/rnp_main.c:7056: warning: Excess function parameter 'ent' description in 'rnp_probe' -- drivers/net/ethernet/mucse/rnp/rnp_ethtool.c:179: warning: Function parameter or member 'data' not described in 'rnp_reg_test' drivers/net/ethernet/mucse/rnp/rnp_ethtool.c:466: warning: Function parameter or member 'dev' not described in 'rnp_get_ts_info' drivers/net/ethernet/mucse/rnp/rnp_ethtool.c:466: warning: Excess function parameter 'netdev' description in 'rnp_get_ts_info' drivers/net/ethernet/mucse/rnp/rnp_ethtool.c:527: warning: Function parameter or member 'dev' not described in 'rnp_get_channels' drivers/net/ethernet/mucse/rnp/rnp_ethtool.c:527: warning: Excess function parameter 'netdev' description in 'rnp_get_channels' drivers/net/ethernet/mucse/rnp/rnp_ethtool.c:561: warning: Function parameter or member 'dev' not described in 'rnp_set_channels' drivers/net/ethernet/mucse/rnp/rnp_ethtool.c:561: warning: Excess function parameter 'netdev' description in 'rnp_set_channels' drivers/net/ethernet/mucse/rnp/rnp_ethtool.c:600: warning: Function parameter or member 'dev' not described in 'rnp_get_module_info' drivers/net/ethernet/mucse/rnp/rnp_ethtool.c:600: warning: Excess function parameter 'netdev' description in 'rnp_get_module_info' drivers/net/ethernet/mucse/rnp/rnp_ethtool.c:653: warning: Function parameter or member 'dev' not described in 'rnp_get_module_eeprom' drivers/net/ethernet/mucse/rnp/rnp_ethtool.c:653: warning: Excess function parameter 'netdev' description in 'rnp_get_module_eeprom' drivers/net/ethernet/mucse/rnp/rnp_ethtool.c:700: warning: Function parameter or member 'ker' not described in 'rnp_get_ringparam' drivers/net/ethernet/mucse/rnp/rnp_ethtool.c:700: warning: Function parameter or member 'extack' not described in 'rnp_get_ringparam' drivers/net/ethernet/mucse/rnp/rnp_ethtool.c:725: warning: Function parameter or member 'ker' not described in 'rnp_set_ringparam' drivers/net/ethernet/mucse/rnp/rnp_ethtool.c:725: warning: Function parameter or member 'extack' not described in 'rnp_set_ringparam' drivers/net/ethernet/mucse/rnp/rnp_ethtool.c:945: warning: Function parameter or member 'coal' not described in 'rnp_get_coalesce' drivers/net/ethernet/mucse/rnp/rnp_ethtool.c:945: warning: Function parameter or member 'kernel_coal' not described in 'rnp_get_coalesce' drivers/net/ethernet/mucse/rnp/rnp_ethtool.c:945: warning: Function parameter or member 'extack' not described in 'rnp_get_coalesce' drivers/net/ethernet/mucse/rnp/rnp_ethtool.c:945: warning: Excess function parameter 'cmd' description in 'rnp_get_coalesce' drivers/net/ethernet/mucse/rnp/rnp_ethtool.c:945: warning: Excess function parameter 'ec' description in 'rnp_get_coalesce' drivers/net/ethernet/mucse/rnp/rnp_ethtool.c:987: warning: Function parameter or member 'kernel_coal' not described in 'rnp_set_coalesce' drivers/net/ethernet/mucse/rnp/rnp_ethtool.c:987: warning: Function parameter or member 'extack' not described in 'rnp_set_coalesce' drivers/net/ethernet/mucse/rnp/rnp_ethtool.c:987: warning: Excess function parameter 'cmd' description in 'rnp_set_coalesce' drivers/net/ethernet/mucse/rnp/rnp_ethtool.c:1788: warning: Function parameter or member 'dev' not described in 'rnp_set_rxnfc'

...

drivers/net/ethernet/mucse/rnp/rnp_ethtool.c:1788: warning: expecting prototype for rnp_set_rxfh(). Prototype was for rnp_set_rxnfc() instead drivers/net/ethernet/mucse/rnp/rnp_ethtool.c:1856: warning: expecting prototype for rnp_tet_rxfh(). Prototype was for rnp_get_rxfh() instead

vim +2402 drivers/net/ethernet/mucse/rnp/rnp_main.c

2378 2379 /** 2380 * rnp_request_msix_irqs - Initialize MSI-X interrupts 2381 * @adapter: board private structure 2382 * 2383 * rnp_request_msix_irqs allocates MSI-X vectors and requests 2384 * interrupts from the kernel. 2385 **/ 2386 static int rnp_request_msix_irqs(struct rnp_adapter *adapter) 2387 { 2388 struct net_device *netdev = adapter->netdev; 2389 int err; 2390 int i = 0; 2391 2392 DPRINTK(IFUP, INFO, "[%s] num_q_vectors:%d\n", __func__, 2393 adapter->num_q_vectors); 2394 2395 for (i = 0; i < adapter->num_q_vectors; i++) { 2396 struct rnp_q_vector *q_vector = adapter->q_vector[i]; 2397 struct msix_entry *entry = 2398 &adapter->msix_entries[i + adapter->q_vector_off]; 2399 2400 if (q_vector->tx.ring && q_vector->rx.ring) { 2401 snprintf(q_vector->name,

2402 sizeof(q_vector->name) - 1, "%s-%s-%d-%d",

2403 netdev->name, "TxRx", i, q_vector->v_idx); 2404 } else { 2405 WARN(!(q_vector->tx.ring && q_vector->rx.ring), 2406 "%s vector%d tx rx is null, v_idx:%d\n", 2407 netdev->name, i, q_vector->v_idx); 2408 /* skip this unused q_vector */ 2409 continue; 2410 } 2411 err = request_irq(entry->vector, &rnp_msix_clean_rings, 0, 2412 q_vector->name, q_vector); 2413 if (err) { 2414 e_err(probe, 2415 "%s:request_irq failed for MSIX interrupt:%d", 2416 netdev->name, entry->vector); 2417 e_err(probe, "Error: %d\n", err); 2418 goto free_queue_irqs; 2419 } 2420 /* register for affinity change notifications */ 2421 q_vector->affinity_notify.notify = rnp_irq_affinity_notify; 2422 q_vector->affinity_notify.release = 2423 rnp_irq_affinity_release; 2424 irq_set_affinity_notifier(entry->vector, 2425 &q_vector->affinity_notify); 2426 DPRINTK(IFUP, INFO, "[%s] set %s affinity_mask\n", 2427 __func__, q_vector->name); 2428 2429 irq_set_affinity_hint(entry->vector, 2430 &q_vector->affinity_mask); 2431 } 2432 2433 return 0; 2434 2435 free_queue_irqs: 2436 while (i) { 2437 i--; 2438 irq_set_affinity_hint( 2439 adapter->msix_entries[i + adapter->q_vector_off].vector, 2440 NULL); 2441 free_irq(adapter->msix_entries[i + adapter->q_vector_off].vector, 2442 adapter->q_vector[i]); 2443 irq_set_affinity_notifier( 2444 adapter->msix_entries[i + adapter->q_vector_off].vector, 2445 NULL); 2446 irq_set_affinity_hint( 2447 adapter->msix_entries[i + adapter->q_vector_off].vector, 2448 NULL); 2449 } 2450 return err; 2451 } 2452