tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: b156200a7f2f34854751d767d9fa40f81be9f05c commit: 601fb01dc16f747534b866610743d95830b6655e [7645/10903] drivers: support for xsc drivers from Yunsilicon Technology config: arm64-randconfig-004-20240723 (https://download.01.org/0day-ci/archive/20240723/202407231343.3uTyW1i0-lkp@i...) compiler: clang version 16.0.6 (https://github.com/llvm/llvm-project 7cbf1a2591520c2491aa35339f227775f4d3adf6) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240723/202407231343.3uTyW1i0-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/202407231343.3uTyW1i0-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from drivers/net/ethernet/yunsilicon/xsc/pci/main.c:6: drivers/net/ethernet/yunsilicon/xsc/common/xsc_core.h:1732:32: warning: bitwise or with non-zero value always evaluates to true [-Wtautological-bitwise-compare] if (dev->caps.hw_feature_flag | XSC_HW_RDMA_SUPPORT) ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/yunsilicon/xsc/pci/main.c:136:4: warning: no previous prototype for function 'xsc_devid_to_pcie_no' [-Wmissing-prototypes] u8 xsc_devid_to_pcie_no(int dev_id) ^ drivers/net/ethernet/yunsilicon/xsc/pci/main.c:136:1: note: declare 'static' if the function is not intended to be used outside of this translation unit u8 xsc_devid_to_pcie_no(int dev_id) ^ static drivers/net/ethernet/yunsilicon/xsc/pci/main.c:288:5: warning: no previous prototype for function 'xsc_priv_init' [-Wmissing-prototypes] int xsc_priv_init(struct xsc_core_device *dev) ^ drivers/net/ethernet/yunsilicon/xsc/pci/main.c:288:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int xsc_priv_init(struct xsc_core_device *dev) ^ static drivers/net/ethernet/yunsilicon/xsc/pci/main.c:302:5: warning: no previous prototype for function 'xsc_dev_res_init' [-Wmissing-prototypes] int xsc_dev_res_init(struct xsc_core_device *dev) ^ drivers/net/ethernet/yunsilicon/xsc/pci/main.c:302:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int xsc_dev_res_init(struct xsc_core_device *dev) ^ static drivers/net/ethernet/yunsilicon/xsc/pci/main.c:321:6: warning: no previous prototype for function 'xsc_dev_res_cleanup' [-Wmissing-prototypes] void xsc_dev_res_cleanup(struct xsc_core_device *dev) ^ drivers/net/ethernet/yunsilicon/xsc/pci/main.c:321:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void xsc_dev_res_cleanup(struct xsc_core_device *dev) ^ static drivers/net/ethernet/yunsilicon/xsc/pci/main.c:327:6: warning: no previous prototype for function 'xsc_init_reg_addr' [-Wmissing-prototypes] void xsc_init_reg_addr(struct xsc_core_device *dev) ^ drivers/net/ethernet/yunsilicon/xsc/pci/main.c:327:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void xsc_init_reg_addr(struct xsc_core_device *dev) ^ static

...

drivers/net/ethernet/yunsilicon/xsc/pci/main.c:412:8: error: call to undeclared function 'pci_request_region'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] err = pci_request_region(pdev, bar_num, name); ^ drivers/net/ethernet/yunsilicon/xsc/pci/main.c:412:8: note: did you mean 'pci_request_regions'? include/linux/pci.h:2048:19: note: 'pci_request_regions' declared here static inline int pci_request_regions(struct pci_dev *dev, const char *res_name) ^ drivers/net/ethernet/yunsilicon/xsc/pci/main.c:454:2: error: call to undeclared function 'pci_release_region'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] pci_release_region(pdev, bar_num); ^ drivers/net/ethernet/yunsilicon/xsc/pci/main.c:454:2: note: did you mean 'pci_release_regions'? include/linux/pci.h:2050:20: note: 'pci_release_regions' declared here static inline void pci_release_regions(struct pci_dev *dev) { } ^ drivers/net/ethernet/yunsilicon/xsc/pci/main.c:475:2: error: call to undeclared function 'pci_release_region'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] pci_release_region(pdev, dev->bar_num); ^ drivers/net/ethernet/yunsilicon/xsc/pci/main.c:518:5: warning: no previous prototype for function 'xsc_reset_function_resource' [-Wmissing-prototypes] int xsc_reset_function_resource(struct xsc_core_device *dev) ^ drivers/net/ethernet/yunsilicon/xsc/pci/main.c:518:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int xsc_reset_function_resource(struct xsc_core_device *dev) ^ static drivers/net/ethernet/yunsilicon/xsc/pci/main.c:612:19: error: no member named 'physfn' in 'struct pci_dev' if (!dev->pdev->physfn) { ~~~~~~~~~ ^ drivers/net/ethernet/yunsilicon/xsc/pci/main.c:718:5: warning: no previous prototype for function 'xsc_load_one' [-Wmissing-prototypes] int xsc_load_one(struct xsc_core_device *dev, bool boot) ^ drivers/net/ethernet/yunsilicon/xsc/pci/main.c:718:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int xsc_load_one(struct xsc_core_device *dev, bool boot) ^ static drivers/net/ethernet/yunsilicon/xsc/pci/main.c:796:5: warning: no previous prototype for function 'xsc_unload_one' [-Wmissing-prototypes] int xsc_unload_one(struct xsc_core_device *dev, bool cleanup) ^ drivers/net/ethernet/yunsilicon/xsc/pci/main.c:796:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int xsc_unload_one(struct xsc_core_device *dev, bool cleanup) ^ static 9 warnings and 4 errors generated. -- In file included from drivers/net/ethernet/yunsilicon/xsc/pci/cmd2.c:16: In file included from drivers/net/ethernet/yunsilicon/xsc/common/driver.h:18: drivers/net/ethernet/yunsilicon/xsc/common/xsc_core.h:1732:32: warning: bitwise or with non-zero value always evaluates to true [-Wtautological-bitwise-compare] if (dev->caps.hw_feature_flag | XSC_HW_RDMA_SUPPORT) ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/yunsilicon/xsc/pci/cmd2.c:913:17: error: call to undeclared function 'dma_pool_alloc'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] mailbox->buf = dma_pool_alloc(xdev->cmd.pool, flags, ^ drivers/net/ethernet/yunsilicon/xsc/pci/cmd2.c:913:17: note: did you mean 'mempool_alloc'? include/linux/mempool.h:57:14: note: 'mempool_alloc' declared here extern void *mempool_alloc(mempool_t *pool, gfp_t gfp_mask) __malloc; ^ drivers/net/ethernet/yunsilicon/xsc/pci/cmd2.c:913:15: error: incompatible integer to pointer conversion assigning to 'void *' from 'int' [-Wint-conversion] mailbox->buf = dma_pool_alloc(xdev->cmd.pool, flags, ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/yunsilicon/xsc/pci/cmd2.c:929:2: error: call to undeclared function 'dma_pool_free'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] dma_pool_free(xdev->cmd.pool, mailbox->buf, mailbox->dma); ^ drivers/net/ethernet/yunsilicon/xsc/pci/cmd2.c:929:2: note: did you mean 'mempool_free'? include/linux/mempool.h:58:13: note: 'mempool_free' declared here extern void mempool_free(void *element, mempool_t *pool); ^ drivers/net/ethernet/yunsilicon/xsc/pci/cmd2.c:1846:14: error: call to undeclared function 'dma_pool_create'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] cmd->pool = dma_pool_create("xsc_cmd", &xdev->pdev->dev, size, align, 0); ^ drivers/net/ethernet/yunsilicon/xsc/pci/cmd2.c:1846:14: note: did you mean 'mempool_create'? include/linux/mempool.h:49:19: note: 'mempool_create' declared here extern mempool_t *mempool_create(int min_nr, mempool_alloc_t *alloc_fn, ^ drivers/net/ethernet/yunsilicon/xsc/pci/cmd2.c:1846:12: error: incompatible integer to pointer conversion assigning to 'struct dma_pool *' from 'int' [-Wint-conversion] cmd->pool = dma_pool_create("xsc_cmd", &xdev->pdev->dev, size, align, 0); ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/yunsilicon/xsc/pci/cmd2.c:2015:2: error: call to undeclared function 'dma_pool_destroy'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] dma_pool_destroy(cmd->pool); ^ drivers/net/ethernet/yunsilicon/xsc/pci/cmd2.c:2015:2: note: did you mean 'mempool_destroy'? include/linux/mempool.h:56:13: note: 'mempool_destroy' declared here extern void mempool_destroy(mempool_t *pool); ^ drivers/net/ethernet/yunsilicon/xsc/pci/cmd2.c:2036:2: error: call to undeclared function 'dma_pool_destroy'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] dma_pool_destroy(cmd->pool); ^ 1 warning and 7 errors generated. -- In file included from drivers/net/ethernet/yunsilicon/xsc/pci/pci_irq.c:11: In file included from drivers/net/ethernet/yunsilicon/xsc/common/driver.h:18: drivers/net/ethernet/yunsilicon/xsc/common/xsc_core.h:1732:32: warning: bitwise or with non-zero value always evaluates to true [-Wtautological-bitwise-compare] if (dev->caps.hw_feature_flag | XSC_HW_RDMA_SUPPORT) ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/yunsilicon/xsc/pci/pci_irq.c:558:2: error: call to undeclared function 'pci_free_irq_vectors'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] pci_free_irq_vectors(dev->pdev); ^ drivers/net/ethernet/yunsilicon/xsc/pci/pci_irq.c:558:2: note: did you mean 'pci_alloc_irq_vectors'? include/linux/pci.h:2100:1: note: 'pci_alloc_irq_vectors' declared here pci_alloc_irq_vectors(struct pci_dev *dev, unsigned int min_vecs, ^ drivers/net/ethernet/yunsilicon/xsc/pci/pci_irq.c:616:2: error: call to undeclared function 'pci_free_irq_vectors'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] pci_free_irq_vectors(dev->pdev); ^ drivers/net/ethernet/yunsilicon/xsc/pci/pci_irq.c:721:5: warning: no previous prototype for function 'xsc_request_irq_for_cmdq' [-Wmissing-prototypes] int xsc_request_irq_for_cmdq(struct xsc_core_device *dev, u8 vecidx) ^ drivers/net/ethernet/yunsilicon/xsc/pci/pci_irq.c:721:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int xsc_request_irq_for_cmdq(struct xsc_core_device *dev, u8 vecidx) ^ static drivers/net/ethernet/yunsilicon/xsc/pci/pci_irq.c:734:6: warning: no previous prototype for function 'xsc_free_irq_for_cmdq' [-Wmissing-prototypes] void xsc_free_irq_for_cmdq(struct xsc_core_device *dev) ^ drivers/net/ethernet/yunsilicon/xsc/pci/pci_irq.c:734:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void xsc_free_irq_for_cmdq(struct xsc_core_device *dev) ^ static drivers/net/ethernet/yunsilicon/xsc/pci/pci_irq.c:756:5: warning: no previous prototype for function 'xsc_request_irq_for_event' [-Wmissing-prototypes] int xsc_request_irq_for_event(struct xsc_core_device *dev) ^ drivers/net/ethernet/yunsilicon/xsc/pci/pci_irq.c:756:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int xsc_request_irq_for_event(struct xsc_core_device *dev) ^ static drivers/net/ethernet/yunsilicon/xsc/pci/pci_irq.c:767:6: warning: no previous prototype for function 'xsc_free_irq_for_event' [-Wmissing-prototypes] void xsc_free_irq_for_event(struct xsc_core_device *dev) ^ drivers/net/ethernet/yunsilicon/xsc/pci/pci_irq.c:767:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void xsc_free_irq_for_event(struct xsc_core_device *dev) ^ static drivers/net/ethernet/yunsilicon/xsc/pci/pci_irq.c:773:5: warning: no previous prototype for function 'xsc_cmd_enable_msix' [-Wmissing-prototypes] int xsc_cmd_enable_msix(struct xsc_core_device *xdev) ^ drivers/net/ethernet/yunsilicon/xsc/pci/pci_irq.c:773:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int xsc_cmd_enable_msix(struct xsc_core_device *xdev) ^ static 6 warnings and 2 errors generated. -- ^ static drivers/net/ethernet/yunsilicon/xsc/net/main.c:1707:6: warning: no previous prototype for function 'xsc_eth_deactivate_priv_channels' [-Wmissing-prototypes] void xsc_eth_deactivate_priv_channels(struct xsc_adapter *adapter) ^ drivers/net/ethernet/yunsilicon/xsc/net/main.c:1707:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void xsc_eth_deactivate_priv_channels(struct xsc_adapter *adapter) ^ static drivers/net/ethernet/yunsilicon/xsc/net/main.c:1850:5: warning: no previous prototype for function 'xsc_eth_change_link_status' [-Wmissing-prototypes] int xsc_eth_change_link_status(struct xsc_adapter *adapter) ^ drivers/net/ethernet/yunsilicon/xsc/net/main.c:1850:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int xsc_eth_change_link_status(struct xsc_adapter *adapter) ^ static drivers/net/ethernet/yunsilicon/xsc/net/main.c:1907:6: warning: no previous prototype for function 'xsc_eth_event_handler' [-Wmissing-prototypes] void xsc_eth_event_handler(void *arg) ^ drivers/net/ethernet/yunsilicon/xsc/net/main.c:1907:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void xsc_eth_event_handler(void *arg) ^ static drivers/net/ethernet/yunsilicon/xsc/net/main.c:1915:5: warning: no previous prototype for function 'xsc_eth_enable_nic_hca' [-Wmissing-prototypes] int xsc_eth_enable_nic_hca(struct xsc_adapter *adapter) ^ drivers/net/ethernet/yunsilicon/xsc/net/main.c:1915:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int xsc_eth_enable_nic_hca(struct xsc_adapter *adapter) ^ static drivers/net/ethernet/yunsilicon/xsc/net/main.c:1977:5: warning: no previous prototype for function 'xsc_eth_disable_nic_hca' [-Wmissing-prototypes] int xsc_eth_disable_nic_hca(struct xsc_adapter *adapter) ^ drivers/net/ethernet/yunsilicon/xsc/net/main.c:1977:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int xsc_eth_disable_nic_hca(struct xsc_adapter *adapter) ^ static drivers/net/ethernet/yunsilicon/xsc/net/main.c:2010:6: warning: no previous prototype for function 'xsc_eth_rss_params_change' [-Wmissing-prototypes] void xsc_eth_rss_params_change(struct xsc_adapter *adapter, u32 change, void *modify) ^ drivers/net/ethernet/yunsilicon/xsc/net/main.c:2010:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void xsc_eth_rss_params_change(struct xsc_adapter *adapter, u32 change, void *modify) ^ static drivers/net/ethernet/yunsilicon/xsc/net/main.c:2318:6: warning: no previous prototype for function 'xsc_build_default_indir_rqt' [-Wmissing-prototypes] void xsc_build_default_indir_rqt(u32 *indirection_rqt, int len, ^ drivers/net/ethernet/yunsilicon/xsc/net/main.c:2318:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void xsc_build_default_indir_rqt(u32 *indirection_rqt, int len, ^ static drivers/net/ethernet/yunsilicon/xsc/net/main.c:2416:5: warning: no previous prototype for function 'xsc_eth_nic_mtu_changed' [-Wmissing-prototypes] int xsc_eth_nic_mtu_changed(struct xsc_adapter *priv) ^ drivers/net/ethernet/yunsilicon/xsc/net/main.c:2416:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int xsc_eth_nic_mtu_changed(struct xsc_adapter *priv) ^ static drivers/net/ethernet/yunsilicon/xsc/net/main.c:2479:5: warning: no previous prototype for function 'xsc_set_vf_mac' [-Wmissing-prototypes] int xsc_set_vf_mac(struct net_device *netdev, int vf, u8 *mac) ^ drivers/net/ethernet/yunsilicon/xsc/net/main.c:2479:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int xsc_set_vf_mac(struct net_device *netdev, int vf, u8 *mac) ^ static drivers/net/ethernet/yunsilicon/xsc/net/main.c:2496:5: warning: no previous prototype for function 'xsc_get_vf_config' [-Wmissing-prototypes] int xsc_get_vf_config(struct net_device *dev, ^ drivers/net/ethernet/yunsilicon/xsc/net/main.c:2496:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int xsc_get_vf_config(struct net_device *dev, ^ static drivers/net/ethernet/yunsilicon/xsc/net/main.c:2512:5: warning: no previous prototype for function 'set_feature_rxcsum' [-Wmissing-prototypes] int set_feature_rxcsum(struct net_device *netdev, bool enable) ^ drivers/net/ethernet/yunsilicon/xsc/net/main.c:2512:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int set_feature_rxcsum(struct net_device *netdev, bool enable) ^ static drivers/net/ethernet/yunsilicon/xsc/net/main.c:2564:5: warning: no previous prototype for function 'xsc_eth_set_features' [-Wmissing-prototypes] int xsc_eth_set_features(struct net_device *netdev, netdev_features_t features) ^ drivers/net/ethernet/yunsilicon/xsc/net/main.c:2564:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int xsc_eth_set_features(struct net_device *netdev, netdev_features_t features) ^ static drivers/net/ethernet/yunsilicon/xsc/net/main.c:2581:5: warning: no previous prototype for function 'xsc_select_queue' [-Wmissing-prototypes] u16 xsc_select_queue(struct net_device *dev, struct sk_buff *skb, ^ drivers/net/ethernet/yunsilicon/xsc/net/main.c:2581:1: note: declare 'static' if the function is not intended to be used outside of this translation unit u16 xsc_select_queue(struct net_device *dev, struct sk_buff *skb, ^ static drivers/net/ethernet/yunsilicon/xsc/net/main.c:2590:10: warning: variable 'txq_ix' is uninitialized when used here [-Wuninitialized] return txq_ix; ^~~~~~ drivers/net/ethernet/yunsilicon/xsc/net/main.c:2584:12: note: initialize the variable 'txq_ix' to silence this warning int txq_ix, up = 0; ^ = 0 drivers/net/ethernet/yunsilicon/xsc/net/main.c:2628:14: error: no member named 'physfn' in 'struct pci_dev' if (!pdev->physfn) ~~~~ ^ drivers/net/ethernet/yunsilicon/xsc/net/main.c:2630:35: error: no member named 'physfn' in 'struct pci_dev' pf_xdev = pci_get_drvdata(pdev->physfn); ~~~~ ^ drivers/net/ethernet/yunsilicon/xsc/net/main.c:2769:24: warning: no previous prototype for function 'xsc_tirc_get_default_config' [-Wmissing-prototypes] struct xsc_tirc_config xsc_tirc_get_default_config(enum xsc_traffic_types tt) ^ drivers/net/ethernet/yunsilicon/xsc/net/main.c:2769:1: note: declare 'static' if the function is not intended to be used outside of this translation unit struct xsc_tirc_config xsc_tirc_get_default_config(enum xsc_traffic_types tt) ^ static drivers/net/ethernet/yunsilicon/xsc/net/main.c:2774:6: warning: no previous prototype for function 'xsc_build_rss_params' [-Wmissing-prototypes] void xsc_build_rss_params(struct xsc_rss_params *rss_params, u16 num_channels) ^ drivers/net/ethernet/yunsilicon/xsc/net/main.c:2774:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void xsc_build_rss_params(struct xsc_rss_params *rss_params, u16 num_channels) ^ static drivers/net/ethernet/yunsilicon/xsc/net/main.c:2792:6: warning: no previous prototype for function 'xsc_eth_build_nic_params' [-Wmissing-prototypes] void xsc_eth_build_nic_params(struct xsc_adapter *adapter, u32 ch_num, u32 tc_num) ^ drivers/net/ethernet/yunsilicon/xsc/net/main.c:2792:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void xsc_eth_build_nic_params(struct xsc_adapter *adapter, u32 ch_num, u32 tc_num) ^ static drivers/net/ethernet/yunsilicon/xsc/net/main.c:2814:6: warning: no previous prototype for function 'xsc_eth_build_nic_netdev' [-Wmissing-prototypes] void xsc_eth_build_nic_netdev(struct xsc_adapter *adapter) ^ drivers/net/ethernet/yunsilicon/xsc/net/main.c:2814:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void xsc_eth_build_nic_netdev(struct xsc_adapter *adapter) ^ static drivers/net/ethernet/yunsilicon/xsc/net/main.c:2885:5: warning: no previous prototype for function 'xsc_eth_create_xdev_resources' [-Wmissing-prototypes] int xsc_eth_create_xdev_resources(struct xsc_core_device *xdev) ^ drivers/net/ethernet/yunsilicon/xsc/net/main.c:2885:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int xsc_eth_create_xdev_resources(struct xsc_core_device *xdev) ^ static drivers/net/ethernet/yunsilicon/xsc/net/main.c:2906:5: warning: no previous prototype for function 'xsc_eth_init_nic_rx' [-Wmissing-prototypes] int xsc_eth_init_nic_rx(struct xsc_adapter *adapter) ^ drivers/net/ethernet/yunsilicon/xsc/net/main.c:2906:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int xsc_eth_init_nic_rx(struct xsc_adapter *adapter) ^ static 47 warnings and 2 errors generated.

vim +2628 drivers/net/ethernet/yunsilicon/xsc/net/main.c 2614 2615 static int xsc_get_phys_port_name(struct net_device *dev, 2616 char *buf, size_t len) 2617 { 2618 struct xsc_adapter *adapter = netdev_priv(dev); 2619 struct xsc_core_device *xdev = adapter->xdev; 2620 struct xsc_core_device *pf_xdev; 2621 struct net_device *pf_netdev; 2622 struct pci_dev *pdev = xdev->pdev; 2623 int ret = len; 2624 2625 if (!pdev) 2626 return -EOPNOTSUPP; 2627 if (!xsc_core_is_pf(xdev)) {

2628 if (!pdev->physfn) 2629 return -EOPNOTSUPP; 2630 pf_xdev = pci_get_drvdata(pdev->physfn); 2631 if (!pf_xdev || !pf_xdev->netdev) 2632 return -EOPNOTSUPP; 2633 pf_netdev = (struct net_device *)pf_xdev->netdev; 2634 ret = snprintf(buf, len, "%s_%d", 2635 pf_netdev->name, xdev->vf_id); 2636 } else { 2637 return -EOPNOTSUPP; 2638 } 2639 if (ret >= len) 2640 return -EOPNOTSUPP; 2641 2642 return 0; 2643 } 2644

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