diff options
Diffstat (limited to 'drivers/net')
86 files changed, 807 insertions, 352 deletions
diff --git a/drivers/net/ethernet/8390/mac8390.c b/drivers/net/ethernet/8390/mac8390.c index 9497f18eaba0..2f91ce8dc614 100644 --- a/drivers/net/ethernet/8390/mac8390.c +++ b/drivers/net/ethernet/8390/mac8390.c @@ -123,7 +123,8 @@ enum mac8390_access { }; extern int mac8390_memtest(struct net_device *dev); -static int mac8390_initdev(struct net_device *dev, struct nubus_dev *ndev, +static int mac8390_initdev(struct net_device *dev, + struct nubus_rsrc *ndev, enum mac8390_type type); static int mac8390_open(struct net_device *dev); @@ -169,11 +170,11 @@ static void word_memcpy_tocard(unsigned long tp, const void *fp, int count); static void word_memcpy_fromcard(void *tp, unsigned long fp, int count); static u32 mac8390_msg_enable; -static enum mac8390_type __init mac8390_ident(struct nubus_dev *dev) +static enum mac8390_type __init mac8390_ident(struct nubus_rsrc *fres) { - switch (dev->dr_sw) { + switch (fres->dr_sw) { case NUBUS_DRSW_3COM: - switch (dev->dr_hw) { + switch (fres->dr_hw) { case NUBUS_DRHW_APPLE_SONIC_NB: case NUBUS_DRHW_APPLE_SONIC_LC: case NUBUS_DRHW_SONNET: @@ -184,7 +185,7 @@ static enum mac8390_type __init mac8390_ident(struct nubus_dev *dev) break; case NUBUS_DRSW_APPLE: - switch (dev->dr_hw) { + switch (fres->dr_hw) { case NUBUS_DRHW_ASANTE_LC: return MAC8390_NONE; case NUBUS_DRHW_CABLETRON: @@ -201,7 +202,7 @@ static enum mac8390_type __init mac8390_ident(struct nubus_dev *dev) case NUBUS_DRSW_TECHWORKS: case NUBUS_DRSW_DAYNA2: case NUBUS_DRSW_DAYNA_LC: - if (dev->dr_hw == NUBUS_DRHW_CABLETRON) + if (fres->dr_hw == NUBUS_DRHW_CABLETRON) return MAC8390_CABLETRON; else return MAC8390_APPLE; @@ -212,7 +213,7 @@ static enum mac8390_type __init mac8390_ident(struct nubus_dev *dev) break; case NUBUS_DRSW_KINETICS: - switch (dev->dr_hw) { + switch (fres->dr_hw) { case NUBUS_DRHW_INTERLAN: return MAC8390_INTERLAN; default: @@ -225,8 +226,8 @@ static enum mac8390_type __init mac8390_ident(struct nubus_dev *dev) * These correspond to Dayna Sonic cards * which use the macsonic driver */ - if (dev->dr_hw == NUBUS_DRHW_SMC9194 || - dev->dr_hw == NUBUS_DRHW_INTERLAN) + if (fres->dr_hw == NUBUS_DRHW_SMC9194 || + fres->dr_hw == NUBUS_DRHW_INTERLAN) return MAC8390_NONE; else return MAC8390_DAYNA; @@ -289,7 +290,8 @@ static int __init mac8390_memsize(unsigned long membase) return i * 0x1000; } -static bool __init mac8390_init(struct net_device *dev, struct nubus_dev *ndev, +static bool __init mac8390_init(struct net_device *dev, + struct nubus_rsrc *ndev, enum mac8390_type cardtype) { struct nubus_dir dir; @@ -394,7 +396,7 @@ static bool __init mac8390_init(struct net_device *dev, struct nubus_dev *ndev, struct net_device * __init mac8390_probe(int unit) { struct net_device *dev; - struct nubus_dev *ndev = NULL; + struct nubus_rsrc *ndev = NULL; int err = -ENODEV; struct ei_device *ei_local; @@ -414,8 +416,11 @@ struct net_device * __init mac8390_probe(int unit) if (unit >= 0) sprintf(dev->name, "eth%d", unit); - while ((ndev = nubus_find_type(NUBUS_CAT_NETWORK, NUBUS_TYPE_ETHERNET, - ndev))) { + for_each_func_rsrc(ndev) { + if (ndev->category != NUBUS_CAT_NETWORK || + ndev->type != NUBUS_TYPE_ETHERNET) + continue; + /* Have we seen it already? */ if (slots & (1 << ndev->board->slot)) continue; @@ -489,7 +494,7 @@ static const struct net_device_ops mac8390_netdev_ops = { }; static int __init mac8390_initdev(struct net_device *dev, - struct nubus_dev *ndev, + struct nubus_rsrc *ndev, enum mac8390_type type) { static u32 fwrd4_offsets[16] = { diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c index 7a3ebfd236f5..100adee778df 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c @@ -595,7 +595,7 @@ isr_done: reissue_mask = 1 << 0; if (!pdata->per_channel_irq) - reissue_mask |= 0xffff < 4; + reissue_mask |= 0xffff << 4; XP_IOWRITE(pdata, XP_INT_REISSUE_EN, reissue_mask); } diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index 7b08323e3f3d..74fc9af4aadb 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -12934,6 +12934,24 @@ static netdev_features_t bnx2x_features_check(struct sk_buff *skb, struct net_device *dev, netdev_features_t features) { + /* + * A skb with gso_size + header length > 9700 will cause a + * firmware panic. Drop GSO support. + * + * Eventually the upper layer should not pass these packets down. + * + * For speed, if the gso_size is <= 9000, assume there will + * not be 700 bytes of headers and pass it through. Only do a + * full (slow) validation if the gso_size is > 9000. + * + * (Due to the way SKB_BY_FRAGS works this will also do a full + * validation in that case.) + */ + if (unlikely(skb_is_gso(skb) && + (skb_shinfo(skb)->gso_size > 9000) && + !skb_gso_validate_mac_len(skb, 9700))) + features &= ~NETIF_F_GSO_MASK; + features = vlan_features_check(skb, features); return vxlan_features_check(skb, features); } diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c index 3591077a5f6b..ffa7959f6b31 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c @@ -812,7 +812,7 @@ static u8 bnx2x_vf_is_pcie_pending(struct bnx2x *bp, u8 abs_vfid) if (!vf) return false; - dev = pci_get_bus_and_slot(vf->bus, vf->devfn); + dev = pci_get_domain_bus_and_slot(vf->domain, vf->bus, vf->devfn); if (dev) return bnx2x_is_pcie_pending(dev); return false; @@ -1041,6 +1041,13 @@ void bnx2x_iov_init_dmae(struct bnx2x *bp) REG_WR(bp, DMAE_REG_BACKWARD_COMP_EN, 0); } +static int bnx2x_vf_domain(struct bnx2x *bp, int vfid) +{ + struct pci_dev *dev = bp->pdev; + + return pci_domain_nr(dev->bus); +} + static int bnx2x_vf_bus(struct bnx2x *bp, int vfid) { struct pci_dev *dev = bp->pdev; @@ -1606,6 +1613,7 @@ int bnx2x_iov_nic_init(struct bnx2x *bp) struct bnx2x_virtf *vf = BP_VF(bp, vfid); /* fill in the BDF and bars */ + vf->domain = bnx2x_vf_domain(bp, vfid); vf->bus = bnx2x_vf_bus(bp, vfid); vf->devfn = bnx2x_vf_devfn(bp, vfid); bnx2x_vf_set_bars(bp, vf); diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h index 53466f6cebab..eb814c65152f 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h @@ -182,6 +182,7 @@ struct bnx2x_virtf { u32 error; /* 0 means all's-well */ /* BDF */ + unsigned int domain; unsigned int bus; unsigned int devfn; diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h b/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h index 429467364219..9040e13ce4b7 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h @@ -58,6 +58,13 @@ extern struct list_head adapter_list; extern struct mutex uld_mutex; +/* Suspend an Ethernet Tx queue with fewer available descriptors than this. + * This is the same as calc_tx_descs() for a TSO packet with + * nr_frags == MAX_SKB_FRAGS. + */ +#define ETHTXQ_STOP_THRES \ + (1 + DIV_ROUND_UP((3 * MAX_SKB_FRAGS) / 2 + (MAX_SKB_FRAGS & 1), 8)) + enum { MAX_NPORTS = 4, /* max # of ports */ SERNUM_LEN = 24, /* Serial # length */ @@ -565,6 +572,7 @@ enum { /* adapter flags */ enum { ULP_CRYPTO_LOOKASIDE = 1 << 0, + ULP_CRYPTO_IPSEC_INLINE = 1 << 1, }; struct rx_sw_desc; @@ -981,6 +989,11 @@ enum { SCHED_CLASS_RATEMODE_ABS = 1, /* Kb/s */ }; +struct tx_sw_desc { /* SW state per Tx descriptor */ + struct sk_buff *skb; + struct ulptx_sgl *sgl; +}; + /* Support for "sched_queue" command to allow one or more NIC TX Queues * to be bound to a TX Scheduling Class. */ @@ -1739,6 +1752,16 @@ void free_rspq_fl(struct adapter *adap, struct sge_rspq *rq, struct sge_fl *fl); void free_tx_desc(struct adapter *adap, struct sge_txq *q, unsigned int n, bool unmap); void free_txq(struct adapter *adap, struct sge_txq *q); +void cxgb4_reclaim_completed_tx(struct adapter *adap, + struct sge_txq *q, bool unmap); +int cxgb4_map_skb(struct device *dev, const struct sk_buff *skb, + dma_addr_t *addr); +void cxgb4_inline_tx_skb(const struct sk_buff *skb, const struct sge_txq *q, + void *pos); +void cxgb4_write_sgl(const struct sk_buff *skb, struct sge_txq *q, + struct ulptx_sgl *sgl, u64 *end, unsigned int start, + const dma_addr_t *addr); +void cxgb4_ring_tx_db(struct adapter *adap, struct sge_txq *q, int n); int t4_set_vlan_acl(struct adapter *adap, unsigned int mbox, unsigned int vf, u16 vlan); #endif /* __CXGB4_H__ */ diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c index 4ea76c1411dc..2822bbff73e8 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c @@ -2906,6 +2906,8 @@ static int chcr_show(struct seq_file *seq, void *v) atomic_read(&adap->chcr_stats.error)); seq_printf(seq, "Fallback: %10u \n", atomic_read(&adap->chcr_stats.fallback)); + seq_printf(seq, "IPSec PDU: %10u\n", + atomic_read(&adap->chcr_stats.ipsec_cnt)); return 0; } diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c index 1e3cd8abc56d..56bc626ef006 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c @@ -4294,7 +4294,7 @@ static int adap_init0(struct adapter *adap) } else { adap->vres.ncrypto_fc = val[0]; } - adap->params.crypto |= ULP_CRYPTO_LOOKASIDE; + adap->params.crypto = ntohs(caps_cmd.cryptocaps); adap->num_uld += 1; } #undef FW_PARAM_PFVF @@ -5166,7 +5166,7 @@ static int init_one(struct pci_dev *pdev, const struct pci_device_id *ent) adapter->regs = regs; err = t4_wait_dev_ready(regs); if (err < 0) - goto out_unmap_bar0; + goto out_free_adapter; /* We control everything through one PF */ whoami = readl(regs + PL_WHOAMI_A); diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.c index 71a315bc1409..6b5fea4532f3 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.c @@ -637,6 +637,7 @@ static void uld_init(struct adapter *adap, struct cxgb4_lld_info *lld) lld->nchan = adap->params.nports; lld->nports = adap->params.nports; lld->wr_cred = adap->params.ofldq_wr_cred; + lld->crypto = adap->params.crypto; lld->iscsi_iolen = MAXRXDATA_G(t4_read_reg(adap, TP_PARA_REG2_A)); lld->iscsi_tagmask = t4_read_reg(adap, ULP_RX_ISCSI_TAGMASK_A); lld->iscsi_pgsz_order = t4_read_reg(adap, ULP_RX_ISCSI_PSZ_A); diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h index 08e709ab6dd4..a14e8db51cdc 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h @@ -297,6 +297,7 @@ struct chcr_stats_debug { atomic_t complete; atomic_t error; atomic_t fallback; + atomic_t ipsec_cnt; }; #define OCQ_WIN_OFFSET(pdev, vres) \ @@ -322,6 +323,7 @@ struct cxgb4_lld_info { unsigned char wr_cred; /* WR 16-byte credits */ unsigned char adapter_type; /* type of adapter */ unsigned char fw_api_ver; /* FW API version */ + unsigned char crypto; /* crypto support */ unsigned int fw_vers; /* FW version */ unsigned int iscsi_iolen; /* iSCSI max I/O length */ unsigned int cclk_ps; /* Core clock period in psec */ @@ -353,7 +355,7 @@ struct cxgb4_lld_info { }; struct cxgb4_uld_info { - const char *name; + char name[IFNAMSIZ]; void *handle; unsigned int nrxq; unsigned int rxq_size; @@ -370,6 +372,7 @@ struct cxgb4_uld_info { struct t4_lro_mgr *lro_mgr, struct napi_struct *napi); void (*lro_flush)(struct t4_lro_mgr *); + int (*tx_handler)(struct sk_buff *skb, struct net_device *dev); }; int cxgb4_register_uld(enum cxgb4_uld type, const struct cxgb4_uld_info *p); diff --git a/drivers/net/ethernet/chelsio/cxgb4/sge.c b/drivers/net/ethernet/chelsio/cxgb4/sge.c index a7af71bf14fb..6e310a0da7c9 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/sge.c +++ b/drivers/net/ethernet/chelsio/cxgb4/sge.c @@ -41,6 +41,7 @@ #include <linux/jiffies.h> #include <linux/prefetch.h> #include <linux/export.h> +#include <net/xfrm.h> #include <net/ipv6.h> #include <net/tcp.h> #include <net/busy_poll.h> @@ -53,6 +54,7 @@ #include "t4_msg.h" #include "t4fw_api.h" #include "cxgb4_ptp.h" +#include "cxgb4_uld.h" /* * Rx buffer size. We use largish buffers if possible but settle for single @@ -110,14 +112,6 @@ #define NOMEM_TMR_IDX (SGE_NTIMERS - 1) /* - * Suspend an Ethernet Tx queue with fewer available descriptors than this. - * This is the same as calc_tx_descs() for a TSO packet with - * nr_frags == MAX_SKB_FRAGS. - */ -#define ETHTXQ_STOP_THRES \ - (1 + DIV_ROUND_UP((3 * MAX_SKB_FRAGS) / 2 + (MAX_SKB_FRAGS & 1), 8)) - -/* * Suspension threshold for non-Ethernet Tx queues. We require enough room * for a full sized WR. */ @@ -134,11 +128,6 @@ */ #define MAX_CTRL_WR_LEN SGE_MAX_WR_LEN -struct tx_sw_desc { /* SW state per Tx descriptor */ - struct sk_buff *skb; - struct ulptx_sgl *sgl; -}; - struct rx_sw_desc { /* SW state per Rx descriptor */ struct page *page; dma_addr_t dma_addr; @@ -248,8 +237,8 @@ static inline bool fl_starving(const struct adapter *adapter, return fl->avail - fl->pend_cred <= s->fl_starve_thres; } -static int map_skb(struct device *dev, const struct sk_buff *skb, - dma_addr_t *addr) +int cxgb4_map_skb(struct device *dev, const struct sk_buff *skb, + dma_addr_t *addr) { const skb_frag_t *fp, *end; const struct skb_shared_info *si; @@ -277,6 +266,7 @@ unwind: out_err: return -ENOMEM; } +EXPORT_SYMBOL(cxgb4_map_skb); #ifdef CONFIG_NEED_DMA_MAP_STATE static void unmap_skb(struct device *dev, const struct sk_buff *skb, @@ -411,7 +401,7 @@ static inline int reclaimable(const struct sge_txq *q) } /** - * reclaim_completed_tx - reclaims completed Tx descriptors + * cxgb4_reclaim_completed_tx - reclaims completed Tx descriptors * @adap: the adapter * @q: the Tx queue to reclaim completed descriptors from * @unmap: whether the buffers should be unmapped for DMA @@ -420,7 +410,7 @@ static inline int reclaimable(const struct sge_txq *q) * and frees the associated buffers if possible. Called with the Tx * queue locked. */ -static inline void reclaim_completed_tx(struct adapter *adap, struct sge_txq *q, +inline void cxgb4_reclaim_completed_tx(struct adapter *adap, struct sge_txq *q, bool unmap) { int avail = reclaimable(q); @@ -437,6 +427,7 @@ static inline void reclaim_completed_tx(struct adapter *adap, struct sge_txq *q, q->in_use -= avail; } } +EXPORT_SYMBOL(cxgb4_reclaim_completed_tx); static inline int get_buf_size(struct adapter *adapter, const struct rx_sw_desc *d) @@ -849,7 +840,7 @@ static inline unsigned int calc_tx_descs(const struct sk_buff *skb, } /** - * write_sgl - populate a scatter/gather list for a packet + * cxgb4_write_sgl - populate a scatter/gather list for a packet * @skb: the packet * @q: the Tx queue we are writing into * @sgl: starting location for writing the SGL @@ -865,9 +856,9 @@ static inline unsigned int calc_tx_descs(const struct sk_buff *skb, * right after the end of the SGL but does not account for any potential * wrap around, i.e., @end > @sgl. */ -static void write_sgl(const struct sk_buff *skb, struct sge_txq *q, - struct ulptx_sgl *sgl, u64 *end, unsigned int start, - const dma_addr_t *addr) +void cxgb4_write_sgl(const struct sk_buff *skb, struct sge_txq *q, + struct ulptx_sgl *sgl, u64 *end, unsigned int start, + const dma_addr_t *addr) { unsigned int i, len; struct ulptx_sge_pair *to; @@ -919,6 +910,7 @@ static void write_sgl(const struct sk_buff *skb, struct sge_txq *q, if ((uintptr_t)end & 8) /* 0-pad to multiple of 16 */ *end = 0; } +EXPORT_SYMBOL(cxgb4_write_sgl); /* This function copies 64 byte coalesced work request to * memory mapped BAR2 space. For coalesced WR SGE fetches @@ -937,14 +929,14 @@ static void cxgb_pio_copy(u64 __iomem *dst, u64 *src) } /** - * ring_tx_db - check and potentially ring a Tx queue's doorbell + * cxgb4_ring_tx_db - check and potentially ring a Tx queue's doorbell * @adap: the adapter * @q: the Tx queue * @n: number of new descriptors to give to HW * * Ring the doorbel for a Tx queue. */ -static inline void ring_tx_db(struct adapter *adap, struct sge_txq *q, int n) +inline void cxgb4_ring_tx_db(struct adapter *adap, struct sge_txq *q, int n) { /* Make sure that all writes to the TX Descriptors are committed * before we tell the hardware about them. @@ -1011,9 +1003,10 @@ static inline void ring_tx_db(struct adapter *adap, struct sge_txq *q, int n) wmb(); } } +EXPORT_SYMBOL(cxgb4_ring_tx_db); /** - * inline_tx_skb - inline a packet's data into Tx descriptors + * cxgb4_inline_tx_skb - inline a packet's data into Tx descriptors * @skb: the packet * @q: the Tx queue where the packet will be inlined * @pos: starting position in the Tx queue where to inline the packet @@ -1023,8 +1016,8 @@ static inline void ring_tx_db(struct adapter *adap, struct sge_txq *q, int n) * Most of the complexity of this operation is dealing with wrap arounds * in the middle of the packet we want to inline. */ -static void inline_tx_skb(const struct sk_buff *skb, const struct sge_txq *q, - void *pos) +void cxgb4_inline_tx_skb(const struct sk_buff *skb, + const struct sge_txq *q, void *pos) { u64 *p; int left = (void *)q->stat - pos; @@ -1046,6 +1039,7 @@ static void inline_tx_skb(const struct sk_buff *skb, const struct sge_txq *q, if ((uintptr_t)p & 8) *p = 0; } +EXPORT_SYMBOL(cxgb4_inline_tx_skb); static void *inline_tx_skb_header(const struct sk_buff *skb, const struct sge_txq *q, void *pos, @@ -1317,6 +1311,12 @@ out_free: dev_kfree_skb_any(skb); pi = netdev_priv(dev); adap = pi->adapter; + ssi = skb_shinfo(skb); +#ifdef CONFIG_CHELSIO_IPSEC_INLINE + if (xfrm_offload(skb) && !ssi->gso_size) + return adap->uld[CXGB4_ULD_CRYPTO].tx_handler(skb, dev); +#endif /* CHELSIO_IPSEC_INLINE */ + qidx = skb_get_queue_mapping(skb); if (ptp_enabled) { spin_lock(&adap->ptp_lock); @@ -1333,7 +1333,7 @@ out_free: dev_kfree_skb_any(skb); } skb_tx_timestamp(skb); - reclaim_completed_tx(adap, &q->q, true); + cxgb4_reclaim_completed_tx(adap, &q->q, true); cntrl = TXPKT_L4CSUM_DIS_F | TXPKT_IPCSUM_DIS_F; #ifdef CONFIG_CHELSIO_T4_FCOE @@ -1367,7 +1367,7 @@ out_free: dev_kfree_skb_any(skb); tnl_type = cxgb_encap_offload_supported(skb); if (!immediate && - unlikely(map_skb(adap->pdev_dev, skb, addr) < 0)) { + unlikely(cxgb4_map_skb(adap->pdev_dev, skb, addr) < 0)) { q->mapping_err++; if (ptp_enabled) spin_unlock(&adap->ptp_lock); @@ -1386,7 +1386,6 @@ out_free: dev_kfree_skb_any(skb); end = (u64 *)wr + flits; len = immediate ? skb->len : 0; - ssi = skb_shinfo(skb); if (ssi->gso_size) { struct cpl_tx_pkt_lso *lso = (void *)wr; bool v6 = (ssi->gso_type & SKB_GSO_TCPV6) != 0; @@ -1488,13 +1487,13 @@ out_free: dev_kfree_skb_any(skb); cpl->ctrl1 = cpu_to_be64(cntrl); if (immediate) { - inline_tx_skb(skb, &q->q, cpl + 1); + cxgb4_inline_tx_skb(skb, &q->q, cpl + 1); dev_consume_skb_any(skb); } else { int last_desc; - write_sgl(skb, &q->q, (struct ulptx_sgl *)(cpl + 1), end, 0, - addr); + cxgb4_write_sgl(skb, &q->q, (struct ulptx_sgl *)(cpl + 1), + end, 0, addr); skb_orphan(skb); last_desc = q->q.pidx + ndesc - 1; @@ -1506,7 +1505,7 @@ out_free: dev_kfree_skb_any(skb); txq_advance(&q->q, ndesc); - ring_tx_db(adap, &q->q, ndesc); + cxgb4_ring_tx_db(adap, &q->q, ndesc); if (ptp_enabled) spin_unlock(&adap->ptp_lock); return NETDEV_TX_OK; @@ -1516,9 +1515,9 @@ out_free: dev_kfree_skb_any(skb); * reclaim_completed_tx_imm - reclaim completed control-queue Tx descs * @q: the SGE control Tx queue * - * This is a variant of reclaim_completed_tx() that is used for Tx queues - * that send only immediate data (presently just the control queues) and - * thus do not have any sk_buffs to release. + * This is a variant of cxgb4_reclaim_completed_tx() that is used + * for Tx queues that send only immediate data (presently just + * the control queues) and thus do not have any sk_buffs to release. */ static inline void reclaim_completed_tx_imm(struct sge_txq *q) { @@ -1593,13 +1592,13 @@ static int ctrl_xmit(struct sge_ctrl_txq *q, struct sk_buff *skb) } wr = (struct fw_wr_hdr *)&q->q.desc[q->q.pidx]; - inline_tx_skb(skb, &q->q, wr); + cxgb4_inline_tx_skb(skb, &q->q, wr); txq_advance(&q->q, ndesc); if (unlikely(txq_avail(&q->q) < TXQ_STOP_THRES)) ctrlq_check_stop(q, wr); - ring_tx_db(q->adap, &q->q, ndesc); + cxgb4_ring_tx_db(q->adap, &q->q, ndesc); spin_unlock(&q->sendq.lock); kfree_skb(skb); @@ -1634,7 +1633,7 @@ static void restart_ctrlq(unsigned long data) txq_advance(&q->q, ndesc); spin_unlock(&q->sendq.lock); - inline_tx_skb(skb, &q->q, wr); + cxgb4_inline_tx_skb(skb, &q->q, wr); kfree_skb(skb); if (unlikely(txq_avail(&q->q) < TXQ_STOP_THRES)) { @@ -1647,14 +1646,15 @@ static void restart_ctrlq(unsigned long data) } } if (written > 16) { - ring_tx_db(q->adap, &q->q, written); + cxgb4_ring_tx_db(q->adap, &q->q, written); written = 0; } spin_lock(&q->sendq.lock); } q->full = 0; -ringdb: if (written) - ring_tx_db(q->adap, &q->q, written); +ringdb: + if (written) + cxgb4_ring_tx_db(q->adap, &q->q, written); spin_unlock(&q->sendq.lock); } @@ -1797,7 +1797,7 @@ static void service_ofldq(struct sge_uld_txq *q) */ spin_unlock(&q->sendq.lock); - reclaim_completed_tx(q->adap, &q->q, false); + cxgb4_reclaim_completed_tx(q->adap, &q->q, false); flits = skb->priority; /* previously saved */ ndesc = flits_to_desc(flits); @@ -1808,9 +1808,9 @@ static void service_ofldq(struct sge_uld_txq *q) pos = (u64 *)&q->q.desc[q->q.pidx]; if (is_ofld_imm(skb)) - inline_tx_skb(skb, &q->q, pos); - else if (map_skb(q->adap->pdev_dev, skb, - (dma_addr_t *)skb->head)) { + cxgb4_inline_tx_skb(skb, &q->q, pos); + else if (cxgb4_map_skb(q->adap->pdev_dev, skb, + (dma_addr_t *)skb->head)) { txq_stop_maperr(q); spin_lock(&q->sendq.lock); break; @@ -1841,9 +1841,9 @@ static void service_ofldq(struct sge_uld_txq *q) pos = (void *)txq->desc; } - write_sgl(skb, &q->q, (void *)pos, - end, hdr_len, - (dma_addr_t *)skb->head); + cxgb4_write_sgl(skb, &q->q, (void *)pos, + end, hdr_len, + (dma_addr_t *)skb->head); #ifdef CONFIG_NEED_DMA_MAP_STATE skb->dev = q->adap->port[0]; skb->destructor = deferred_unmap_destructor; @@ -1857,7 +1857,7 @@ static void service_ofldq(struct sge_uld_txq *q) txq_advance(&q->q, ndesc); written += ndesc; if (unlikely(written > 32)) { - ring_tx_db(q->adap, &q->q, written); + cxgb4_ring_tx_db(q->adap, &q->q, written); written = 0; } @@ -1872,7 +1872,7 @@ static void service_ofldq(struct sge_uld_txq *q) kfree_skb(skb); } if (likely(written)) - ring_tx_db(q->adap, &q->q, written); + cxgb4_ring_tx_db(q->adap, &q->q, written); /*Indicate that no thread is processing the Pending Send Queue * currently. diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h b/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h index f88766d2401d..0d83b4064a78 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h +++ b/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h @@ -513,6 +513,13 @@ struct fw_ulptx_wr { u64 cookie; }; +#define FW_ULPTX_WR_DATA_S 28 +#define FW_ULPTX_WR_DATA_M 0x1 +#define FW_ULPTX_WR_DATA_V(x) ((x) << FW_ULPTX_WR_DATA_S) +#define FW_ULPTX_WR_DATA_G(x) \ + (((x) >> FW_ULPTX_WR_DATA_S) & FW_ULPTX_WR_DATA_M) +#define FW_ULPTX_WR_DATA_F FW_ULPTX_WR_DATA_V(1U) + struct fw_tp_wr { __be32 op_to_immdlen; __be32 flowid_len16; diff --git a/drivers/net/ethernet/cirrus/mac89x0.c b/drivers/net/ethernet/cirrus/mac89x0.c index f910f0f386d6..977d4c2c759d 100644 --- a/drivers/net/ethernet/cirrus/mac89x0.c +++ b/drivers/net/ethernet/cirrus/mac89x0.c @@ -187,6 +187,7 @@ struct net_device * __init mac89x0_probe(int unit) unsigned long ioaddr; unsigned short sig; int err = -ENODEV; + struct nubus_rsrc *fres; if (!MACH_IS_MAC) return ERR_PTR(-ENODEV); @@ -207,8 +208,9 @@ struct net_device * __init mac89x0_probe(int unit) /* We might have to parameterize this later */ slot = 0xE; /* Get out now if there's a real NuBus card in slot E */ - if (nubus_find_slot(slot, NULL) != NULL) - goto out; + for_each_func_rsrc(fres) + if (fres->board->slot == slot) + goto out; /* The pseudo-ISA bits always live at offset 0x300 (gee, wonder why...) */ diff --git a/drivers/net/ethernet/emulex/benet/be.h b/drivers/net/ethernet/emulex/benet/be.h index 8984c4938881..382891f81e09 100644 --- a/drivers/net/ethernet/emulex/benet/be.h +++ b/drivers/net/ethernet/emulex/benet/be.h @@ -248,6 +248,7 @@ struct be_tx_stats { u32 tx_spoof_check_err; u32 tx_qinq_err; u32 tx_internal_parity_err; + u32 tx_sge_err; struct u64_stats_sync sync; struct u64_stats_sync sync_compl; }; @@ -944,8 +945,10 @@ static inline bool is_ipv6_ext_hdr(struct sk_buff *skb) #define BE_ERROR_EEH 1 #define BE_ERROR_UE BIT(1) #define BE_ERROR_FW BIT(2) -#define BE_ERROR_HW (BE_ERROR_EEH | BE_ERROR_UE) -#define BE_ERROR_ANY (BE_ERROR_EEH | BE_ERROR_UE | BE_ERROR_FW) +#define BE_ERROR_TX BIT(3) +#define BE_ERROR_HW (BE_ERROR_EEH | BE_ERROR_UE | BE_ERROR_TX) +#define BE_ERROR_ANY (BE_ERROR_EEH | BE_ERROR_UE | BE_ERROR_FW | \ + BE_ERROR_TX) #define BE_CLEAR_ALL 0xFF static inline u8 be_check_error(struct be_adapter *adapter, u32 err_type) diff --git a/drivers/net/ethernet/emulex/benet/be_ethtool.c b/drivers/net/ethernet/emulex/benet/be_ethtool.c index 7d1819c9e8cc..7f7e206f95f8 100644 --- a/drivers/net/ethernet/emulex/benet/be_ethtool.c +++ b/drivers/net/ethernet/emulex/benet/be_ethtool.c @@ -189,6 +189,7 @@ static const struct be_ethtool_stat et_tx_stats[] = { * packet data. This counter is applicable only for Lancer adapters. */ {DRVSTAT_TX_INFO(tx_internal_parity_err)}, + {DRVSTAT_TX_INFO(tx_sge_err)}, {DRVSTAT_TX_INFO(tx_bytes)}, {DRVSTAT_TX_INFO(tx_pkts)}, {DRVSTAT_TX_INFO(tx_vxlan_offload_pkts)}, diff --git a/drivers/net/ethernet/emulex/benet/be_hw.h b/drivers/net/ethernet/emulex/benet/be_hw.h index c967f45705d9..db5f92fb87e0 100644 --- a/drivers/net/ethernet/emulex/benet/be_hw.h +++ b/drivers/net/ethernet/emulex/benet/be_hw.h @@ -261,6 +261,7 @@ struct be_eth_hdr_wrb { #define LANCER_TX_COMP_HSW_DROP_MAC_ERR 0x3 #define LANCER_TX_COMP_HSW_DROP_VLAN_ERR 0x5 #define LANCER_TX_COMP_QINQ_ERR 0x7 +#define LANCER_TX_COMP_SGE_ERR 0x9 #define LANCER_TX_COMP_PARITY_ERR 0xb #define LANCER_TX_COMP_DMA_ERR 0xd diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c index c36c81959198..5774fb6f8aa0 100644 --- a/drivers/net/ethernet/emulex/benet/be_main.c +++ b/drivers/net/ethernet/emulex/benet/be_main.c @@ -991,9 +991,8 @@ static u32 be_xmit_enqueue(struct be_adapter *adapter, struct be_tx_obj *txo, { u32 i, copied = 0, wrb_cnt = skb_wrb_cnt(skb); struct device *dev = &adapter->pdev->dev; - struct be_queue_info *txq = &txo->q; bool map_single = false; - u32 head = txq->head; + u32 head; dma_addr_t busaddr; int len; @@ -2584,7 +2583,48 @@ static void be_post_rx_frags(struct be_rx_obj *rxo, gfp_t gfp, u32 frags_needed) } } -static struct be_tx_compl_info *be_tx_compl_get(struct be_tx_obj *txo) +static inline void be_update_tx_err(struct be_tx_obj *txo, u8 status) +{ + switch (status) { + case BE_TX_COMP_HDR_PARSE_ERR: + tx_stats(txo)->tx_hdr_parse_err++; + break; + case BE_TX_COMP_NDMA_ERR: + tx_stats(txo)->tx_dma_err++; + break; + case BE_TX_COMP_ACL_ERR: + tx_stats(txo)->tx_spoof_check_err++; + break; + } +} + +static inline void lancer_update_tx_err(struct be_tx_obj *txo, u8 status) +{ + switch (status) { + case LANCER_TX_COMP_LSO_ERR: + tx_stats(txo)->tx_tso_err++; + break; + case LANCER_TX_COMP_HSW_DROP_MAC_ERR: + case LANCER_TX_COMP_HSW_DROP_VLAN_ERR: + tx_stats(txo)->tx_spoof_check_err++; + break; + case LANCER_TX_COMP_QINQ_ERR: + tx_stats(txo)->tx_qinq_err++; + break; + case LANCER_TX_COMP_PARITY_ERR: + tx_stats(txo)->tx_internal_parity_err++; + break; + case LANCER_TX_COMP_DMA_ERR: + tx_stats(txo)->tx_dma_err++; + break; + case LANCER_TX_COMP_SGE_ERR: + tx_stats(txo)->tx_sge_err++; + break; + } +} + +static struct be_tx_compl_info *be_tx_compl_get(struct be_adapter *adapter, + struct be_tx_obj *txo) { struct be_queue_info *tx_cq = &txo->cq; struct be_tx_compl_info *txcp = &txo->txcp; @@ -2600,6 +2640,24 @@ static struct be_tx_compl_info *be_tx_compl_get(struct be_tx_obj *txo) txcp->status = GET_TX_COMPL_BITS(status, compl); txcp->end_index = GET_TX_COMPL_BITS(wrb_index, compl); + if (txcp->status) { + if (lancer_chip(adapter)) { + lancer_update_tx_err(txo, txcp->status); + /* Reset the adapter incase of TSO, + * SGE or Parity error + */ + if (txcp->status == LANCER_TX_COMP_LSO_ERR || + txcp->status == LANCER_TX_COMP_PARITY_ERR || + txcp->status == LANCER_TX_COMP_SGE_ERR) + be_set_error(adapter, BE_ERROR_TX); + } else { + be_update_tx_err(txo, txcp->status); + } + } + + if (be_check_error(adapter, BE_ERROR_TX)) + return NULL; + compl->dw[offsetof(struct amap_eth_tx_compl, valid) / 32] = 0; queue_tail_inc(tx_cq); return txcp; @@ -2742,7 +2800,7 @@ static void be_tx_compl_clean(struct be_adapter *adapter) cmpl = 0; num_wrbs = 0; txq = &txo->q; - while ((txcp = be_tx_compl_get(txo))) { + while ((txcp = be_tx_compl_get(adapter, txo))) { num_wrbs += be_tx_compl_process(adapter, txo, txcp->end_index); @@ -3121,42 +3179,6 @@ loop_continue: return work_done; } -static inline void be_update_tx_err(struct be_tx_obj *txo, u8 status) -{ - switch (status) { - case BE_TX_COMP_HDR_PARSE_ERR: - tx_stats(txo)->tx_hdr_parse_err++; - break; - case BE_TX_COMP_NDMA_ERR: - tx_stats(txo)->tx_dma_err++; - break; - case BE_TX_COMP_ACL_ERR: - tx_stats(txo)->tx_spoof_check_err++; - break; - } -} - -static inline void lancer_update_tx_err(struct be_tx_obj *txo, u8 status) -{ - switch (status) { - case LANCER_TX_COMP_LSO_ERR: - tx_stats(txo)->tx_tso_err++; - break; - case LANCER_TX_COMP_HSW_DROP_MAC_ERR: - case LANCER_TX_COMP_HSW_DROP_VLAN_ERR: - tx_stats(txo)->tx_spoof_check_err++; - break; - case LANCER_TX_COMP_QINQ_ERR: - tx_stats(txo)->tx_qinq_err++; - break; - case LANCER_TX_COMP_PARITY_ERR: - tx_stats(txo)->tx_internal_parity_err++; - break; - case LANCER_TX_COMP_DMA_ERR: - tx_stats(txo)->tx_dma_err++; - break; - } -} static void be_process_tx(struct be_adapter *adapter, struct be_tx_obj *txo, int idx) @@ -3164,16 +3186,9 @@ static void be_process_tx(struct be_adapter *adapter, struct be_tx_obj *txo, int num_wrbs = 0, work_done = 0; struct be_tx_compl_info *txcp; - while ((txcp = be_tx_compl_get(txo))) { + while ((txcp = be_tx_compl_get(adapter, txo))) { num_wrbs += be_tx_compl_process(adapter, txo, txcp->end_index); work_done++; - - if (txcp->status) { - if (lancer_chip(adapter)) - lancer_update_tx_err(txo, txcp->status); - else - be_update_tx_err(txo, txcp->status); - } } if (work_done) { @@ -5105,9 +5120,12 @@ static netdev_features_t be_features_check(struct sk_buff *skb, features &= ~NETIF_F_TSO6; /* Lancer cannot handle the packet with MSS less than 256. + * Also it can't handle a TSO packet with a single segment * Disable the GSO support in such cases */ - if (lancer_chip(adapter) && skb_shinfo(skb)->gso_size < 256) + if (lancer_chip(adapter) && + (skb_shinfo(skb)->gso_size < 256 || + skb_shinfo(skb)->gso_segs == 1)) features &= ~NETIF_F_GSO_MASK; } diff --git a/drivers/net/ethernet/huawei/hinic/hinic_hw_cmdq.c b/drivers/net/ethernet/huawei/hinic/hinic_hw_cmdq.c index 7d95f0866fb0..28a81ac97af5 100644 --- a/drivers/net/ethernet/huawei/hinic/hinic_hw_cmdq.c +++ b/drivers/net/ethernet/huawei/hinic/hinic_hw_cmdq.c @@ -143,7 +143,7 @@ int hinic_alloc_cmdq_buf(struct hinic_cmdqs *cmdqs, struct hinic_hwif *hwif = cmdqs->hwif; struct pci_dev *pdev = hwif->pdev; - cmdq_buf->buf = pci_pool_alloc(cmdqs->cmdq_buf_pool, GFP_KERNEL, + cmdq_buf->buf = dma_pool_alloc(cmdqs->cmdq_buf_pool, GFP_KERNEL, &cmdq_buf->dma_addr); if (!cmdq_buf->buf) { dev_err(&pdev->dev, "Failed to allocate cmd from the pool\n"); @@ -161,7 +161,7 @@ int hinic_alloc_cmdq_buf(struct hinic_cmdqs *cmdqs, void hinic_free_cmdq_buf(struct hinic_cmdqs *cmdqs, struct hinic_cmdq_buf *cmdq_buf) { - pci_pool_free(cmdqs->cmdq_buf_pool, cmdq_buf->buf, cmdq_buf->dma_addr); + dma_pool_free(cmdqs->cmdq_buf_pool, cmdq_buf->buf, cmdq_buf->dma_addr); } static unsigned int cmdq_wqe_size_from_bdlen(enum bufdesc_len len) @@ -875,7 +875,7 @@ int hinic_init_cmdqs(struct hinic_cmdqs *cmdqs, struct hinic_hwif *hwif, int err; cmdqs->hwif = hwif; - cmdqs->cmdq_buf_pool = pci_pool_create("hinic_cmdq", pdev, + cmdqs->cmdq_buf_pool = dma_pool_create("hinic_cmdq", &pdev->dev, HINIC_CMDQ_BUF_SIZE, HINIC_CMDQ_BUF_SIZE, 0); if (!cmdqs->cmdq_buf_pool) @@ -916,7 +916,7 @@ err_cmdq_wqs: devm_kfree(&pdev->dev, cmdqs->saved_wqs); err_saved_wqs: - pci_pool_destroy(cmdqs->cmdq_buf_pool); + dma_pool_destroy(cmdqs->cmdq_buf_pool); return err; } @@ -942,5 +942,5 @@ void hinic_free_cmdqs(struct hinic_cmdqs *cmdqs) devm_kfree(&pdev->dev, cmdqs->saved_wqs); - pci_pool_destroy(cmdqs->cmdq_buf_pool); + dma_pool_destroy(cmdqs->cmdq_buf_pool); } diff --git a/drivers/net/ethernet/huawei/hinic/hinic_hw_cmdq.h b/drivers/net/ethernet/huawei/hinic/hinic_hw_cmdq.h index b35583400cb6..23f8d39eab68 100644 --- a/drivers/net/ethernet/huawei/hinic/hinic_hw_cmdq.h +++ b/drivers/net/ethernet/huawei/hinic/hinic_hw_cmdq.h @@ -157,7 +157,7 @@ struct hinic_cmdq { struct hinic_cmdqs { struct hinic_hwif *hwif; - struct pci_pool *cmdq_buf_pool; + struct dma_pool *cmdq_buf_pool; struct hinic_wq *saved_wqs; diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c index 8c3058d5d191..dd4a2946e1da 100644 --- a/drivers/net/ethernet/ibm/ibmvnic.c +++ b/drivers/net/ethernet/ibm/ibmvnic.c @@ -354,6 +354,8 @@ static void release_stats_buffers(struct ibmvnic_adapter *adapter) { kfree(adapter->tx_stats_buffers); kfree(adapter->rx_stats_buffers); + adapter->tx_stats_buffers = NULL; + adapter->rx_stats_buffers = NULL; } static int init_stats_buffers(struct ibmvnic_adapter *adapter) @@ -599,6 +601,8 @@ static void release_vpd_data(struct ibmvnic_adapter *adapter) kfree(adapter->vpd->buff); kfree(adapter->vpd); + + adapter->vpd = NULL; } static void release_tx_pools(struct ibmvnic_adapter *adapter) @@ -909,6 +913,7 @@ static int ibmvnic_get_vpd(struct ibmvnic_adapter *adapter) if (dma_mapping_error(dev, adapter->vpd->dma_addr)) { dev_err(dev, "Could not map VPD buffer\n"); kfree(adapter->vpd->buff); + adapter->vpd->buff = NULL; return -ENOMEM; } @@ -1831,7 +1836,8 @@ restart_poll: u16 offset; u8 flags = 0; - if (unlikely(adapter->resetting)) { + if (unlikely(adapter->resetting && + adapter->reset_reason != VNIC_RESET_NON_FATAL)) { enable_scrq_irq(adapter, adapter->rx_scrq[scrq_num]); napi_complete_done(napi, frames_processed); return frames_processed; @@ -2908,8 +2914,12 @@ static int ibmvnic_send_crq(struct ibmvnic_adapter *adapter, cpu_to_be64(u64_crq[1])); if (rc) { - if (rc == H_CLOSED) + if (rc == H_CLOSED) { dev_warn(dev, "CRQ Queue closed\n"); + if (adapter->resetting) + ibmvnic_reset(adapter, VNIC_RESET_FATAL); + } + dev_warn(dev, "Send error (rc=%d)\n", rc); } @@ -3286,7 +3296,7 @@ static void handle_vpd_rsp(union ibmvnic_crq *crq, struct ibmvnic_adapter *adapter) { struct device *dev = &adapter->vdev->dev; - unsigned char *substr = NULL, *ptr = NULL; + unsigned char *substr = NULL; u8 fw_level_len = 0; memset(adapter->fw_version, 0, 32); @@ -3305,7 +3315,7 @@ static void handle_vpd_rsp(union ibmvnic_crq *crq, */ substr = strnstr(adapter->vpd->buff, "RM", adapter->vpd->len); if (!substr) { - dev_info(dev, "No FW level provided by VPD\n"); + dev_info(dev, "Warning - No FW level has been provided in the VPD buffer by the VIOS Server\n"); goto complete; } @@ -3320,16 +3330,14 @@ static void handle_vpd_rsp(union ibmvnic_crq *crq, /* copy firmware version string from vpd into adapter */ if ((substr + 3 + fw_level_len) < (adapter->vpd->buff + adapter->vpd->len)) { - ptr = strncpy((char *)adapter->fw_version, - substr + 3, fw_level_len); - - if (!ptr) - dev_err(dev, "Failed to isolate FW level string\n"); + strncpy((char *)adapter->fw_version, substr + 3, fw_level_len); } else { dev_info(dev, "FW substr extrapolated VPD buff\n"); } complete: + if (adapter->fw_version[0] == '\0') + strncpy((char *)adapter->fw_version, "N/A", 3 * sizeof(char)); complete(&adapter->fw_done); } @@ -4479,7 +4487,7 @@ static ssize_t failover_store(struct device *dev, struct device_attribute *attr, return count; } -static DEVICE_ATTR(failover, 0200, NULL, failover_store); +static DEVICE_ATTR_WO(failover); static unsigned long ibmvnic_get_desired_dma(struct vio_dev *vdev) { diff --git a/drivers/net/ethernet/intel/e100.c b/drivers/net/ethernet/intel/e100.c index 44b3937f7e81..29486478836e 100644 --- a/drivers/net/ethernet/intel/e100.c +++ b/drivers/net/ethernet/intel/e100.c @@ -607,7 +607,7 @@ struct nic { struct mem *mem; dma_addr_t dma_addr; - struct pci_pool *cbs_pool; + struct dma_pool *cbs_pool; dma_addr_t cbs_dma_addr; u8 adaptive_ifs; u8 tx_threshold; @@ -1892,7 +1892,7 @@ static void e100_clean_cbs(struct nic *nic) nic->cb_to_clean = nic->cb_to_clean->next; nic->cbs_avail++; } - pci_pool_free(nic->cbs_pool, nic->cbs, nic->cbs_dma_addr); + dma_pool_free(nic->cbs_pool, nic->cbs, nic->cbs_dma_addr); nic->cbs = NULL; nic->cbs_avail = 0; } @@ -1910,7 +1910,7 @@ static int e100_alloc_cbs(struct nic *nic) nic->cb_to_use = nic->cb_to_send = nic->cb_to_clean = NULL; nic->cbs_avail = 0; - nic->cbs = pci_pool_zalloc(nic->cbs_pool, GFP_KERNEL, + nic->cbs = dma_pool_zalloc(nic->cbs_pool, GFP_KERNEL, &nic->cbs_dma_addr); if (!nic->cbs) return -ENOMEM; @@ -2960,8 +2960,8 @@ static int e100_probe(struct pci_dev *pdev, const struct pci_device_id *ent) netif_err(nic, probe, nic->netdev, "Cannot register net device, aborting\n"); goto err_out_free; } - nic->cbs_pool = pci_pool_create(netdev->name, - nic->pdev, + nic->cbs_pool = dma_pool_create(netdev->name, + &nic->pdev->dev, nic->params.cbs.max * sizeof(struct cb), sizeof(u32), 0); @@ -3001,7 +3001,7 @@ static void e100_remove(struct pci_dev *pdev) unregister_netdev(netdev); e100_free(nic); pci_iounmap(pdev, nic->csr); - pci_pool_destroy(nic->cbs_pool); + dma_pool_destroy(nic->cbs_pool); free_netdev(netdev); pci_release_regions(pdev); pci_disable_device(pdev); diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index f95ce9b5e4fb..e31adbc75f9c 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -1785,7 +1785,7 @@ static void i40e_vsi_setup_queue_map(struct i40e_vsi *vsi, struct i40e_pf *pf = vsi->back; u16 sections = 0; u8 netdev_tc = 0; - u16 numtc = 0; + u16 numtc = 1; u16 qcount; u8 offset; u16 qmap; @@ -1795,9 +1795,11 @@ static void i40e_vsi_setup_queue_map(struct i40e_vsi *vsi, sections = I40E_AQ_VSI_PROP_QUEUE_MAP_VALID; offset = 0; + /* Number of queues per enabled TC */ + num_tc_qps = vsi->alloc_queue_pairs; if (enabled_tc && (vsi->back->flags & I40E_FLAG_DCB_ENABLED)) { /* Find numtc from enabled TC bitmap */ - for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { + for (i = 0, numtc = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { if (enabled_tc & BIT(i)) /* TC is enabled */ numtc++; } @@ -1805,18 +1807,13 @@ static void i40e_vsi_setup_queue_map(struct i40e_vsi *vsi, dev_warn(&pf->pdev->dev, "DCB is enabled but no TC enabled, forcing TC0\n"); numtc = 1; } - } else { - /* At least TC0 is enabled in non-DCB, non-MQPRIO case */ - numtc = 1; + num_tc_qps = num_tc_qps / numtc; + num_tc_qps = min_t(int, num_tc_qps, + i40e_pf_get_max_q_per_tc(pf)); } vsi->tc_config.numtc = numtc; vsi->tc_config.enabled_tc = enabled_tc ? enabled_tc : 1; - /* Number of queues per enabled TC */ - qcount = vsi->alloc_queue_pairs; - - num_tc_qps = qcount / numtc; - num_tc_qps = min_t(int, num_tc_qps, i40e_pf_get_max_q_per_tc(pf)); /* Do not allow use more TC queue pairs than MSI-X vectors exist */ if (pf->flags & I40E_FLAG_MSIX_ENABLED) @@ -1831,9 +1828,13 @@ static void i40e_vsi_setup_queue_map(struct i40e_vsi *vsi, switch (vsi->type) { case I40E_VSI_MAIN: - qcount = min_t(int, pf->alloc_rss_size, - num_tc_qps); - break; + if (!(pf->flags & (I40E_FLAG_FD_SB_ENABLED | + I40E_FLAG_FD_ATR_ENABLED)) || + vsi->tc_config.enabled_tc != 1) { + qcount = min_t(int, pf->alloc_rss_size, + num_tc_qps); + break; + } case I40E_VSI_FDIR: case I40E_VSI_SRIOV: case I40E_VSI_VMDQ2: diff --git a/drivers/net/ethernet/jme.c b/drivers/net/ethernet/jme.c index 62d848df26ef..8a165842fa85 100644 --- a/drivers/net/ethernet/jme.c +++ b/drivers/net/ethernet/jme.c @@ -1071,7 +1071,7 @@ static int jme_process_receive(struct jme_adapter *jme, int limit) { struct jme_ring *rxring = &(jme->rxring[0]); - struct rxdesc *rxdesc = rxring->desc; + struct rxdesc *rxdesc; int i, j, ccnt, desccnt, mask = jme->rx_ring_mask; if (unlikely(!atomic_dec_and_test(&jme->rx_cleaning))) diff --git a/drivers/net/ethernet/marvell/pxa168_eth.c b/drivers/net/ethernet/marvell/pxa168_eth.c index 7bbd86f08e5f..3a9730612a70 100644 --- a/drivers/net/ethernet/marvell/pxa168_eth.c +++ b/drivers/net/ethernet/marvell/pxa168_eth.c @@ -1362,6 +1362,15 @@ static int pxa168_eth_do_ioctl(struct net_device *dev, struct ifreq *ifr, return -EOPNOTSUPP; } +#ifdef CONFIG_NET_POLL_CONTROLLER +static void pxa168_eth_netpoll(struct net_device *dev) +{ + disable_irq(dev->irq); + pxa168_eth_int_handler(dev->irq, dev); + enable_irq(dev->irq); +} +#endif + static void pxa168_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info) { @@ -1390,6 +1399,9 @@ static const struct net_device_ops pxa168_eth_netdev_ops = { .ndo_do_ioctl = pxa168_eth_do_ioctl, .ndo_change_mtu = pxa168_eth_change_mtu, .ndo_tx_timeout = pxa168_eth_tx_timeout, +#ifdef CONFIG_NET_POLL_CONTROLLER + .ndo_poll_controller = pxa168_eth_netpoll, +#endif }; static int pxa168_eth_probe(struct platform_device *pdev) diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c index 29826dd15204..e0b72bf428f7 100644 --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c @@ -23,6 +23,7 @@ #include <linux/reset.h> #include <linux/tcp.h> #include <linux/interrupt.h> +#include <linux/pinctrl/devinfo.h> #include "mtk_eth_soc.h" diff --git a/drivers/net/ethernet/mellanox/mlx4/qp.c b/drivers/net/ethernet/mellanox/mlx4/qp.c index 769598f7b6c8..3aaf4bad6c5a 100644 --- a/drivers/net/ethernet/mellanox/mlx4/qp.c +++ b/drivers/net/ethernet/mellanox/mlx4/qp.c @@ -287,6 +287,9 @@ void mlx4_qp_release_range(struct mlx4_dev *dev, int base_qpn, int cnt) u64 in_param = 0; int err; + if (!cnt) + return; + if (mlx4_is_mfunc(dev)) { set_param_l(&in_param, base_qpn); set_param_h(&in_param, cnt); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eq.c b/drivers/net/ethernet/mellanox/mlx5/core/eq.c index 4d98ce0901af..25106e996a96 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eq.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eq.c @@ -51,7 +51,7 @@ enum { enum { MLX5_NUM_SPARE_EQE = 0x80, - MLX5_NUM_ASYNC_EQE = 0x100, + MLX5_NUM_ASYNC_EQE = 0x1000, MLX5_NUM_CMD_EQE = 32, MLX5_NUM_PF_DRAIN = 64, }; @@ -417,7 +417,11 @@ static irqreturn_t mlx5_eq_int(int irq, void *eq_ptr) cqn = be32_to_cpu(eqe->data.comp.cqn) & 0xffffff; mlx5_cq_completion(dev, cqn); break; - + case MLX5_EVENT_TYPE_DCT_DRAINED: + rsn = be32_to_cpu(eqe->data.dct.dctn) & 0xffffff; + rsn |= (MLX5_RES_DCT << MLX5_USER_INDEX_LEN); + mlx5_rsc_event(dev, rsn, eqe->type); + break; case MLX5_EVENT_TYPE_PATH_MIG: case MLX5_EVENT_TYPE_COMM_EST: case MLX5_EVENT_TYPE_SQ_DRAINED: @@ -733,6 +737,9 @@ int mlx5_start_eqs(struct mlx5_core_dev *dev) if (MLX5_CAP_GEN(dev, fpga)) async_event_mask |= (1ull << MLX5_EVENT_TYPE_FPGA_ERROR); + if (MLX5_CAP_GEN_MAX(dev, dct)) + async_event_mask |= (1ull << MLX5_EVENT_TYPE_DCT_DRAINED); + err = mlx5_create_map_eq(dev, &table->cmd_eq, MLX5_EQ_VEC_CMD, MLX5_NUM_CMD_EQE, 1ull << MLX5_EVENT_TYPE_CMD, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fpga/conn.c b/drivers/net/ethernet/mellanox/mlx5/core/fpga/conn.c index c4392f741c5f..e6175f8ac0e4 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fpga/conn.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fpga/conn.c @@ -688,7 +688,7 @@ static inline int mlx5_fpga_conn_init_qp(struct mlx5_fpga_conn *conn) MLX5_SET(qpc, qpc, st, MLX5_QP_ST_RC); MLX5_SET(qpc, qpc, pm_state, MLX5_QP_PM_MIGRATED); MLX5_SET(qpc, qpc, primary_address_path.pkey_index, MLX5_FPGA_PKEY_INDEX); - MLX5_SET(qpc, qpc, primary_address_path.port, MLX5_FPGA_PORT_NUM); + MLX5_SET(qpc, qpc, primary_address_path.vhca_port_num, MLX5_FPGA_PORT_NUM); MLX5_SET(qpc, qpc, pd, conn->fdev->conn_res.pdn); MLX5_SET(qpc, qpc, cqn_snd, conn->cq.mcq.cqn); MLX5_SET(qpc, qpc, cqn_rcv, conn->cq.mcq.cqn); @@ -727,7 +727,7 @@ static inline int mlx5_fpga_conn_rtr_qp(struct mlx5_fpga_conn *conn) MLX5_SET(qpc, qpc, next_rcv_psn, MLX5_GET(fpga_qpc, conn->fpga_qpc, next_send_psn)); MLX5_SET(qpc, qpc, primary_address_path.pkey_index, MLX5_FPGA_PKEY_INDEX); - MLX5_SET(qpc, qpc, primary_address_path.port, MLX5_FPGA_PORT_NUM); + MLX5_SET(qpc, qpc, primary_address_path.vhca_port_num, MLX5_FPGA_PORT_NUM); ether_addr_copy(MLX5_ADDR_OF(qpc, qpc, primary_address_path.rmac_47_32), MLX5_ADDR_OF(fpga_qpc, conn->fpga_qpc, fpga_mac_47_32)); MLX5_SET(qpc, qpc, primary_address_path.udp_sport, @@ -888,7 +888,8 @@ struct mlx5_fpga_conn *mlx5_fpga_conn_create(struct mlx5_fpga_device *fdev, err = mlx5_core_roce_gid_set(fdev->mdev, conn->qp.sgid_index, MLX5_ROCE_VERSION_2, MLX5_ROCE_L3_TYPE_IPV6, - remote_ip, remote_mac, true, 0); + remote_ip, remote_mac, true, 0, + MLX5_FPGA_PORT_NUM); if (err) { mlx5_fpga_err(fdev, "Failed to set SGID: %d\n", err); ret = ERR_PTR(err); @@ -954,7 +955,7 @@ err_cq: mlx5_fpga_conn_destroy_cq(conn); err_gid: mlx5_core_roce_gid_set(fdev->mdev, conn->qp.sgid_index, 0, 0, NULL, - NULL, false, 0); + NULL, false, 0, MLX5_FPGA_PORT_NUM); err_rsvd_gid: mlx5_core_reserved_gid_free(fdev->mdev, conn->qp.sgid_index); err: @@ -982,7 +983,7 @@ void mlx5_fpga_conn_destroy(struct mlx5_fpga_conn *conn) mlx5_fpga_conn_destroy_cq(conn); mlx5_core_roce_gid_set(conn->fdev->mdev, conn->qp.sgid_index, 0, 0, - NULL, NULL, false, 0); + NULL, NULL, false, 0, MLX5_FPGA_PORT_NUM); mlx5_core_reserved_gid_free(conn->fdev->mdev, conn->qp.sgid_index); kfree(conn); } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fw.c b/drivers/net/ethernet/mellanox/mlx5/core/fw.c index 5ef1b56b6a96..9d11e92fb541 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fw.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fw.c @@ -195,12 +195,20 @@ int mlx5_query_hca_caps(struct mlx5_core_dev *dev) return 0; } -int mlx5_cmd_init_hca(struct mlx5_core_dev *dev) +int mlx5_cmd_init_hca(struct mlx5_core_dev *dev, uint32_t *sw_owner_id) { u32 out[MLX5_ST_SZ_DW(init_hca_out)] = {0}; u32 in[MLX5_ST_SZ_DW(init_hca_in)] = {0}; + int i; MLX5_SET(init_hca_in, in, opcode, MLX5_CMD_OP_INIT_HCA); + + if (MLX5_CAP_GEN(dev, sw_owner_id)) { + for (i = 0; i < 4; i++) + MLX5_ARRAY_SET(init_hca_in, in, sw_owner_id, i, + sw_owner_id[i]); + } + return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out)); } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c b/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c index 1f50b77a081d..f953378bd13d 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c @@ -188,7 +188,7 @@ int mlx5i_create_underlay_qp(struct mlx5_core_dev *mdev, struct mlx5_core_qp *qp MLX5_QP_ENHANCED_ULP_STATELESS_MODE); addr_path = MLX5_ADDR_OF(qpc, qpc, primary_address_path); - MLX5_SET(ads, addr_path, port, 1); + MLX5_SET(ads, addr_path, vhca_port_num, 1); MLX5_SET(ads, addr_path, grh, 1); ret = mlx5_core_create_qp(mdev, qp, in, inlen); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/clock.c b/drivers/net/ethernet/mellanox/mlx5/core/lib/clock.c index 5701f125e99c..e159243e0fcf 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/lib/clock.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/clock.c @@ -31,6 +31,8 @@ */ #include <linux/clocksource.h> +#include <linux/highmem.h> +#include <rdma/mlx5-abi.h> #include "en.h" enum { @@ -71,6 +73,28 @@ static u64 read_internal_timer(const struct cyclecounter *cc) return mlx5_read_internal_timer(mdev) & cc->mask; } +static void mlx5_update_clock_info_page(struct mlx5_core_dev *mdev) +{ + struct mlx5_ib_clock_info *clock_info = mdev->clock_info; + struct mlx5_clock *clock = &mdev->clock; + u32 sign; + + if (!clock_info) + return; + + sign = smp_load_acquire(&clock_info->sign); + smp_store_mb(clock_info->sign, + sign | MLX5_IB_CLOCK_INFO_KERNEL_UPDATING); + + clock_info->cycles = clock->tc.cycle_last; + clock_info->mult = clock->cycles.mult; + clock_info->nsec = clock->tc.nsec; + clock_info->frac = clock->tc.frac; + + smp_store_release(&clock_info->sign, + sign + MLX5_IB_CLOCK_INFO_KERNEL_UPDATING * 2); +} + static void mlx5_pps_out(struct work_struct *work) { struct mlx5_pps *pps_info = container_of(work, struct mlx5_pps, @@ -109,6 +133,7 @@ static void mlx5_timestamp_overflow(struct work_struct *work) write_lock_irqsave(&clock->lock, flags); timecounter_read(&clock->tc); + mlx5_update_clock_info_page(clock->mdev); write_unlock_irqrestore(&clock->lock, flags); schedule_delayed_work(&clock->overflow_work, clock->overflow_period); } @@ -123,6 +148,7 @@ static int mlx5_ptp_settime(struct ptp_clock_info *ptp, write_lock_irqsave(&clock->lock, flags); timecounter_init(&clock->tc, &clock->cycles, ns); + mlx5_update_clock_info_page(clock->mdev); write_unlock_irqrestore(&clock->lock, flags); return 0; @@ -152,6 +178,7 @@ static int mlx5_ptp_adjtime(struct ptp_clock_info *ptp, s64 delta) write_lock_irqsave(&clock->lock, flags); timecounter_adjtime(&clock->tc, delta); + mlx5_update_clock_info_page(clock->mdev); write_unlock_irqrestore(&clock->lock, flags); return 0; @@ -179,6 +206,7 @@ static int mlx5_ptp_adjfreq(struct ptp_clock_info *ptp, s32 delta) timecounter_read(&clock->tc); clock->cycles.mult = neg_adj ? clock->nominal_c_mult - diff : clock->nominal_c_mult + diff; + mlx5_update_clock_info_page(clock->mdev); write_unlock_irqrestore(&clock->lock, flags); return 0; @@ -474,6 +502,7 @@ void mlx5_init_clock(struct mlx5_core_dev *mdev) clock->cycles.shift); clock->nominal_c_mult = clock->cycles.mult; clock->cycles.mask = CLOCKSOURCE_MASK(41); + clock->mdev = mdev; timecounter_init(&clock->tc, &clock->cycles, ktime_to_ns(ktime_get_real())); @@ -486,6 +515,25 @@ void mlx5_init_clock(struct mlx5_core_dev *mdev) do_div(ns, NSEC_PER_SEC / 2 / HZ); clock->overflow_period = ns; + mdev->clock_info_page = alloc_page(GFP_KERNEL); + if (mdev->clock_info_page) { + mdev->clock_info = kmap(mdev->clock_info_page); + if (!mdev->clock_info) { + __free_page(mdev->clock_info_page); + mlx5_core_warn(mdev, "failed to map clock page\n"); + } else { + mdev->clock_info->sign = 0; + mdev->clock_info->nsec = clock->tc.nsec; + mdev->clock_info->cycles = clock->tc.cycle_last; + mdev->clock_info->mask = clock->cycles.mask; + mdev->clock_info->mult = clock->nominal_c_mult; + mdev->clock_info->shift = clock->cycles.shift; + mdev->clock_info->frac = clock->tc.frac; + mdev->clock_info->overflow_period = + clock->overflow_period; + } + } + INIT_WORK(&clock->pps_info.out_work, mlx5_pps_out); INIT_DELAYED_WORK(&clock->overflow_work, mlx5_timestamp_overflow); if (clock->overflow_period) @@ -525,5 +573,12 @@ void mlx5_cleanup_clock(struct mlx5_core_dev *mdev) cancel_work_sync(&clock->pps_info.out_work); cancel_delayed_work_sync(&clock->overflow_work); + + if (mdev->clock_info) { + kunmap(mdev->clock_info_page); + __free_page(mdev->clock_info_page); + mdev->clock_info = NULL; + } + kfree(clock->ptp_info.pin_config); } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/gid.c b/drivers/net/ethernet/mellanox/mlx5/core/lib/gid.c index 573f59f46d41..7722a3f9bb68 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/lib/gid.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/gid.c @@ -121,7 +121,7 @@ EXPORT_SYMBOL_GPL(mlx5_core_reserved_gids_count); int mlx5_core_roce_gid_set(struct mlx5_core_dev *dev, unsigned int index, u8 roce_version, u8 roce_l3_type, const u8 *gid, - const u8 *mac, bool vlan, u16 vlan_id) + const u8 *mac, bool vlan, u16 vlan_id, u8 port_num) { #define MLX5_SET_RA(p, f, v) MLX5_SET(roce_addr_layout, p, f, v) u32 in[MLX5_ST_SZ_DW(set_roce_address_in)] = {0}; @@ -148,6 +148,9 @@ int mlx5_core_roce_gid_set(struct mlx5_core_dev *dev, unsigned int index, memcpy(addr_l3_addr, gid, gidsz); } + if (MLX5_CAP_GEN(dev, num_vhca_ports) > 0) + MLX5_SET(set_roce_address_in, in, vhca_port_num, port_num); + MLX5_SET(set_roce_address_in, in, roce_address_index, index); MLX5_SET(set_roce_address_in, in, opcode, MLX5_CMD_OP_SET_ROCE_ADDRESS); return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out)); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c index 0f88fd30a09a..2ef641c91c26 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c @@ -75,6 +75,8 @@ static unsigned int prof_sel = MLX5_DEFAULT_PROF; module_param_named(prof_sel, prof_sel, uint, 0444); MODULE_PARM_DESC(prof_sel, "profile selector. Valid range 0 - 2"); +static u32 sw_owner_id[4]; + enum { MLX5_ATOMIC_REQ_MODE_BE = 0x0, MLX5_ATOMIC_REQ_MODE_HOST_ENDIANNESS = 0x1, @@ -551,6 +553,15 @@ static int handle_hca_cap(struct mlx5_core_dev *dev) cache_line_128byte, cache_line_size() == 128 ? 1 : 0); + if (MLX5_CAP_GEN_MAX(dev, dct)) + MLX5_SET(cmd_hca_cap, set_hca_cap, dct, 1); + + if (MLX5_CAP_GEN_MAX(dev, num_vhca_ports)) + MLX5_SET(cmd_hca_cap, + set_hca_cap, + num_vhca_ports, + MLX5_CAP_GEN_MAX(dev, num_vhca_ports)); + err = set_caps(dev, set_ctx, set_sz, MLX5_SET_HCA_CAP_OP_MOD_GENERAL_DEVICE); @@ -1107,7 +1118,7 @@ static int mlx5_load_one(struct mlx5_core_dev *dev, struct mlx5_priv *priv, goto reclaim_boot_pages; } - err = mlx5_cmd_init_hca(dev); + err = mlx5_cmd_init_hca(dev, sw_owner_id); if (err) { dev_err(&pdev->dev, "init hca failed\n"); goto err_pagealloc_stop; @@ -1643,6 +1654,8 @@ static int __init init(void) { int err; + get_random_bytes(&sw_owner_id, sizeof(sw_owner_id)); + mlx5_core_verify_params(); mlx5_register_debugfs(); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h index b5a46c128b28..394552f36fcf 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h @@ -86,7 +86,7 @@ enum { int mlx5_query_hca_caps(struct mlx5_core_dev *dev); int mlx5_query_board_id(struct mlx5_core_dev *dev); -int mlx5_cmd_init_hca(struct mlx5_core_dev *dev); +int mlx5_cmd_init_hca(struct mlx5_core_dev *dev, uint32_t *sw_owner_id); int mlx5_cmd_teardown_hca(struct mlx5_core_dev *dev); int mlx5_cmd_force_teardown_hca(struct mlx5_core_dev *dev); void mlx5_core_event(struct mlx5_core_dev *dev, enum mlx5_dev_event event, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/qp.c b/drivers/net/ethernet/mellanox/mlx5/core/qp.c index 889130edb715..02d6c5b5d502 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/qp.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/qp.c @@ -98,6 +98,11 @@ static u64 sq_allowed_event_types(void) return BIT(MLX5_EVENT_TYPE_WQ_CATAS_ERROR); } +static u64 dct_allowed_event_types(void) +{ + return BIT(MLX5_EVENT_TYPE_DCT_DRAINED); +} + static bool is_event_type_allowed(int rsc_type, int event_type) { switch (rsc_type) { @@ -107,6 +112,8 @@ static bool is_event_type_allowed(int rsc_type, int event_type) return BIT(event_type) & rq_allowed_event_types(); case MLX5_EVENT_QUEUE_TYPE_SQ: return BIT(event_type) & sq_allowed_event_types(); + case MLX5_EVENT_QUEUE_TYPE_DCT: + return BIT(event_type) & dct_allowed_event_types(); default: WARN(1, "Event arrived for unknown resource type"); return false; @@ -116,6 +123,7 @@ static bool is_event_type_allowed(int rsc_type, int event_type) void mlx5_rsc_event(struct mlx5_core_dev *dev, u32 rsn, int event_type) { struct mlx5_core_rsc_common *common = mlx5_get_rsc(dev, rsn); + struct mlx5_core_dct *dct; struct mlx5_core_qp *qp; if (!common) @@ -134,7 +142,11 @@ void mlx5_rsc_event(struct mlx5_core_dev *dev, u32 rsn, int event_type) qp = (struct mlx5_core_qp *)common; qp->event(qp, event_type); break; - + case MLX5_RES_DCT: + dct = (struct mlx5_core_dct *)common; + if (event_type == MLX5_EVENT_TYPE_DCT_DRAINED) + complete(&dct->drained); + break; default: mlx5_core_warn(dev, "invalid resource type for 0x%x\n", rsn); } @@ -142,9 +154,9 @@ void mlx5_rsc_event(struct mlx5_core_dev *dev, u32 rsn, int event_type) mlx5_core_put_rsc(common); } -static int create_qprqsq_common(struct mlx5_core_dev *dev, - struct mlx5_core_qp *qp, - int rsc_type) +static int create_resource_common(struct mlx5_core_dev *dev, + struct mlx5_core_qp *qp, + int rsc_type) { struct mlx5_qp_table *table = &dev->priv.qp_table; int err; @@ -165,8 +177,8 @@ static int create_qprqsq_common(struct mlx5_core_dev *dev, return 0; } -static void destroy_qprqsq_common(struct mlx5_core_dev *dev, - struct mlx5_core_qp *qp) +static void destroy_resource_common(struct mlx5_core_dev *dev, + struct mlx5_core_qp *qp) { struct mlx5_qp_table *table = &dev->priv.qp_table; unsigned long flags; @@ -179,6 +191,40 @@ static void destroy_qprqsq_common(struct mlx5_core_dev *dev, wait_for_completion(&qp->common.free); } +int mlx5_core_create_dct(struct mlx5_core_dev *dev, + struct mlx5_core_dct *dct, + u32 *in, int inlen) +{ + u32 out[MLX5_ST_SZ_DW(create_dct_out)] = {0}; + u32 din[MLX5_ST_SZ_DW(destroy_dct_in)] = {0}; + u32 dout[MLX5_ST_SZ_DW(destroy_dct_out)] = {0}; + struct mlx5_core_qp *qp = &dct->mqp; + int err; + + init_completion(&dct->drained); + MLX5_SET(create_dct_in, in, opcode, MLX5_CMD_OP_CREATE_DCT); + + err = mlx5_cmd_exec(dev, in, inlen, &out, sizeof(out)); + if (err) { + mlx5_core_warn(dev, "create DCT failed, ret %d\n", err); + return err; + } + + qp->qpn = MLX5_GET(create_dct_out, out, dctn); + err = create_resource_common(dev, qp, MLX5_RES_DCT); + if (err) + goto err_cmd; + + return 0; +err_cmd: + MLX5_SET(destroy_dct_in, din, opcode, MLX5_CMD_OP_DESTROY_DCT); + MLX5_SET(destroy_dct_in, din, dctn, qp->qpn); + mlx5_cmd_exec(dev, (void *)&in, sizeof(din), + (void *)&out, sizeof(dout)); + return err; +} +EXPORT_SYMBOL_GPL(mlx5_core_create_dct); + int mlx5_core_create_qp(struct mlx5_core_dev *dev, struct mlx5_core_qp *qp, u32 *in, int inlen) @@ -197,7 +243,7 @@ int mlx5_core_create_qp(struct mlx5_core_dev *dev, qp->qpn = MLX5_GET(create_qp_out, out, qpn); mlx5_core_dbg(dev, "qpn = 0x%x\n", qp->qpn); - err = create_qprqsq_common(dev, qp, MLX5_RES_QP); + err = create_resource_common(dev, qp, MLX5_RES_QP); if (err) goto err_cmd; @@ -220,6 +266,47 @@ err_cmd: } EXPORT_SYMBOL_GPL(mlx5_core_create_qp); +static int mlx5_core_drain_dct(struct mlx5_core_dev *dev, + struct mlx5_core_dct *dct) +{ + u32 out[MLX5_ST_SZ_DW(drain_dct_out)] = {0}; + u32 in[MLX5_ST_SZ_DW(drain_dct_in)] = {0}; + struct mlx5_core_qp *qp = &dct->mqp; + + MLX5_SET(drain_dct_in, in, opcode, MLX5_CMD_OP_DRAIN_DCT); + MLX5_SET(drain_dct_in, in, dctn, qp->qpn); + return mlx5_cmd_exec(dev, (void *)&in, sizeof(in), + (void *)&out, sizeof(out)); +} + +int mlx5_core_destroy_dct(struct mlx5_core_dev *dev, + struct mlx5_core_dct *dct) +{ + u32 out[MLX5_ST_SZ_DW(destroy_dct_out)] = {0}; + u32 in[MLX5_ST_SZ_DW(destroy_dct_in)] = {0}; + struct mlx5_core_qp *qp = &dct->mqp; + int err; + + err = mlx5_core_drain_dct(dev, dct); + if (err) { + if (dev->state == MLX5_DEVICE_STATE_INTERNAL_ERROR) { + goto destroy; + } else { + mlx5_core_warn(dev, "failed drain DCT 0x%x with error 0x%x\n", qp->qpn, err); + return err; + } + } + wait_for_completion(&dct->drained); +destroy: + destroy_resource_common(dev, &dct->mqp); + MLX5_SET(destroy_dct_in, in, opcode, MLX5_CMD_OP_DESTROY_DCT); + MLX5_SET(destroy_dct_in, in, dctn, qp->qpn); + err = mlx5_cmd_exec(dev, (void *)&in, sizeof(in), + (void *)&out, sizeof(out)); + return err; +} +EXPORT_SYMBOL_GPL(mlx5_core_destroy_dct); + int mlx5_core_destroy_qp(struct mlx5_core_dev *dev, struct mlx5_core_qp *qp) { @@ -229,7 +316,7 @@ int mlx5_core_destroy_qp(struct mlx5_core_dev *dev, mlx5_debug_qp_remove(dev, qp); - destroy_qprqsq_common(dev, qp); + destroy_resource_common(dev, qp); MLX5_SET(destroy_qp_in, in, opcode, MLX5_CMD_OP_DESTROY_QP); MLX5_SET(destroy_qp_in, in, qpn, qp->qpn); @@ -405,6 +492,20 @@ int mlx5_core_qp_query(struct mlx5_core_dev *dev, struct mlx5_core_qp *qp, } EXPORT_SYMBOL_GPL(mlx5_core_qp_query); +int mlx5_core_dct_query(struct mlx5_core_dev *dev, struct mlx5_core_dct *dct, + u32 *out, int outlen) +{ + u32 in[MLX5_ST_SZ_DW(query_dct_in)] = {0}; + struct mlx5_core_qp *qp = &dct->mqp; + + MLX5_SET(query_dct_in, in, opcode, MLX5_CMD_OP_QUERY_DCT); + MLX5_SET(query_dct_in, in, dctn, qp->qpn); + + return mlx5_cmd_exec(dev, (void *)&in, sizeof(in), + (void *)out, outlen); +} +EXPORT_SYMBOL_GPL(mlx5_core_dct_query); + int mlx5_core_xrcd_alloc(struct mlx5_core_dev *dev, u32 *xrcdn) { u32 out[MLX5_ST_SZ_DW(alloc_xrcd_out)] = {0}; @@ -441,7 +542,7 @@ int mlx5_core_create_rq_tracked(struct mlx5_core_dev *dev, u32 *in, int inlen, return err; rq->qpn = rqn; - err = create_qprqsq_common(dev, rq, MLX5_RES_RQ); + err = create_resource_common(dev, rq, MLX5_RES_RQ); if (err) goto err_destroy_rq; @@ -457,7 +558,7 @@ EXPORT_SYMBOL(mlx5_core_create_rq_tracked); void mlx5_core_destroy_rq_tracked(struct mlx5_core_dev *dev, struct mlx5_core_qp *rq) { - destroy_qprqsq_common(dev, rq); + destroy_resource_common(dev, rq); mlx5_core_destroy_rq(dev, rq->qpn); } EXPORT_SYMBOL(mlx5_core_destroy_rq_tracked); @@ -473,7 +574,7 @@ int mlx5_core_create_sq_tracked(struct mlx5_core_dev *dev, u32 *in, int inlen, return err; sq->qpn = sqn; - err = create_qprqsq_common(dev, sq, MLX5_RES_SQ); + err = create_resource_common(dev, sq, MLX5_RES_SQ); if (err) goto err_destroy_sq; @@ -489,7 +590,7 @@ EXPORT_SYMBOL(mlx5_core_create_sq_tracked); void mlx5_core_destroy_sq_tracked(struct mlx5_core_dev *dev, struct mlx5_core_qp *sq) { - destroy_qprqsq_common(dev, sq); + destroy_resource_common(dev, sq); mlx5_core_destroy_sq(dev, sq->qpn); } EXPORT_SYMBOL(mlx5_core_destroy_sq_tracked); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/vport.c b/drivers/net/ethernet/mellanox/mlx5/core/vport.c index a1296a62497d..dfe36cf6fbea 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/vport.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/vport.c @@ -36,6 +36,9 @@ #include <linux/mlx5/vport.h> #include "mlx5_core.h" +/* Mutex to hold while enabling or disabling RoCE */ +static DEFINE_MUTEX(mlx5_roce_en_lock); + static int _mlx5_query_vport_state(struct mlx5_core_dev *mdev, u8 opmod, u16 vport, u32 *out, int outlen) { @@ -998,17 +1001,35 @@ static int mlx5_nic_vport_update_roce_state(struct mlx5_core_dev *mdev, int mlx5_nic_vport_enable_roce(struct mlx5_core_dev *mdev) { - if (atomic_inc_return(&mdev->roce.roce_en) != 1) - return 0; - return mlx5_nic_vport_update_roce_state(mdev, MLX5_VPORT_ROCE_ENABLED); + int err = 0; + + mutex_lock(&mlx5_roce_en_lock); + if (!mdev->roce.roce_en) + err = mlx5_nic_vport_update_roce_state(mdev, MLX5_VPORT_ROCE_ENABLED); + + if (!err) + mdev->roce.roce_en++; + mutex_unlock(&mlx5_roce_en_lock); + + return err; } EXPORT_SYMBOL_GPL(mlx5_nic_vport_enable_roce); int mlx5_nic_vport_disable_roce(struct mlx5_core_dev *mdev) { - if (atomic_dec_return(&mdev->roce.roce_en) != 0) - return 0; - return mlx5_nic_vport_update_roce_state(mdev, MLX5_VPORT_ROCE_DISABLED); + int err = 0; + + mutex_lock(&mlx5_roce_en_lock); + if (mdev->roce.roce_en) { + mdev->roce.roce_en--; + if (mdev->roce.roce_en == 0) + err = mlx5_nic_vport_update_roce_state(mdev, MLX5_VPORT_ROCE_DISABLED); + + if (err) + mdev->roce.roce_en++; + } + mutex_unlock(&mlx5_roce_en_lock); + return err; } EXPORT_SYMBOL_GPL(mlx5_nic_vport_disable_roce); @@ -1110,3 +1131,61 @@ ex: return err; } EXPORT_SYMBOL_GPL(mlx5_core_modify_hca_vport_context); + +int mlx5_nic_vport_affiliate_multiport(struct mlx5_core_dev *master_mdev, + struct mlx5_core_dev *port_mdev) +{ + int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in); + void *in; + int err; + + in = kvzalloc(inlen, GFP_KERNEL); + if (!in) + return -ENOMEM; + + err = mlx5_nic_vport_enable_roce(port_mdev); + if (err) + goto free; + + MLX5_SET(modify_nic_vport_context_in, in, field_select.affiliation, 1); + MLX5_SET(modify_nic_vport_context_in, in, + nic_vport_context.affiliated_vhca_id, + MLX5_CAP_GEN(master_mdev, vhca_id)); + MLX5_SET(modify_nic_vport_context_in, in, + nic_vport_context.affiliation_criteria, + MLX5_CAP_GEN(port_mdev, affiliate_nic_vport_criteria)); + + err = mlx5_modify_nic_vport_context(port_mdev, in, inlen); + if (err) + mlx5_nic_vport_disable_roce(port_mdev); + +free: + kvfree(in); + return err; +} +EXPORT_SYMBOL_GPL(mlx5_nic_vport_affiliate_multiport); + +int mlx5_nic_vport_unaffiliate_multiport(struct mlx5_core_dev *port_mdev) +{ + int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in); + void *in; + int err; + + in = kvzalloc(inlen, GFP_KERNEL); + if (!in) + return -ENOMEM; + + MLX5_SET(modify_nic_vport_context_in, in, field_select.affiliation, 1); + MLX5_SET(modify_nic_vport_context_in, in, + nic_vport_context.affiliated_vhca_id, 0); + MLX5_SET(modify_nic_vport_context_in, in, + nic_vport_context.affiliation_criteria, 0); + + err = mlx5_modify_nic_vport_context(port_mdev, in, inlen); + if (!err) + mlx5_nic_vport_disable_roce(port_mdev); + + kvfree(in); + return err; +} +EXPORT_SYMBOL_GPL(mlx5_nic_vport_unaffiliate_multiport); diff --git a/drivers/net/ethernet/natsemi/macsonic.c b/drivers/net/ethernet/natsemi/macsonic.c index a42433fb6949..b922ab5cedea 100644 --- a/drivers/net/ethernet/natsemi/macsonic.c +++ b/drivers/net/ethernet/natsemi/macsonic.c @@ -311,7 +311,7 @@ static int mac_onboard_sonic_probe(struct net_device *dev) { struct sonic_local* lp = netdev_priv(dev); int sr; - int commslot = 0; + bool commslot = macintosh_config->expansion_type == MAC_EXP_PDS_COMM; if (!MACH_IS_MAC) return -ENODEV; @@ -322,10 +322,7 @@ static int mac_onboard_sonic_probe(struct net_device *dev) Ethernet (BTW, the Ethernet *is* always at the same address, and nothing else lives there, at least if Apple's documentation is to be believed) */ - if (macintosh_config->ident == MAC_MODEL_Q630 || - macintosh_config->ident == MAC_MODEL_P588 || - macintosh_config->ident == MAC_MODEL_P575 || - macintosh_config->ident == MAC_MODEL_C610) { + if (commslot || macintosh_config->ident == MAC_MODEL_C610) { int card_present; card_present = hwreg_present((void*)ONBOARD_SONIC_REGISTERS); @@ -333,7 +330,6 @@ static int mac_onboard_sonic_probe(struct net_device *dev) printk("none.\n"); return -ENODEV; } - commslot = 1; } printk("yes\n"); @@ -428,26 +424,26 @@ static int mac_nubus_sonic_ethernet_addr(struct net_device *dev, return 0; } -static int macsonic_ident(struct nubus_dev *ndev) +static int macsonic_ident(struct nubus_rsrc *fres) { - if (ndev->dr_hw == NUBUS_DRHW_ASANTE_LC && - ndev->dr_sw == NUBUS_DRSW_SONIC_LC) + if (fres->dr_hw == NUBUS_DRHW_ASANTE_LC && + fres->dr_sw == NUBUS_DRSW_SONIC_LC) return MACSONIC_DAYNALINK; - if (ndev->dr_hw == NUBUS_DRHW_SONIC && - ndev->dr_sw == NUBUS_DRSW_APPLE) { + if (fres->dr_hw == NUBUS_DRHW_SONIC && + fres->dr_sw == NUBUS_DRSW_APPLE) { /* There has to be a better way to do this... */ - if (strstr(ndev->board->name, "DuoDock")) + if (strstr(fres->board->name, "DuoDock")) return MACSONIC_DUODOCK; else return MACSONIC_APPLE; } - if (ndev->dr_hw == NUBUS_DRHW_SMC9194 && - ndev->dr_sw == NUBUS_DRSW_DAYNA) + if (fres->dr_hw == NUBUS_DRHW_SMC9194 && + fres->dr_sw == NUBUS_DRSW_DAYNA) return MACSONIC_DAYNA; - if (ndev->dr_hw == NUBUS_DRHW_APPLE_SONIC_LC && - ndev->dr_sw == 0) { /* huh? */ + if (fres->dr_hw == NUBUS_DRHW_APPLE_SONIC_LC && + fres->dr_sw == 0) { /* huh? */ return MACSONIC_APPLE16; } return -1; @@ -456,7 +452,7 @@ static int macsonic_ident(struct nubus_dev *ndev) static int mac_nubus_sonic_probe(struct net_device *dev) { static int slots; - struct nubus_dev* ndev = NULL; + struct nubus_rsrc *ndev = NULL; struct sonic_local* lp = netdev_priv(dev); unsigned long base_addr, prom_addr; u16 sonic_dcr; @@ -464,9 +460,11 @@ static int mac_nubus_sonic_probe(struct net_device *dev) int reg_offset, dma_bitmode; /* Find the first SONIC that hasn't been initialized already */ - while ((ndev = nubus_find_type(NUBUS_CAT_NETWORK, - NUBUS_TYPE_ETHERNET, ndev)) != NULL) - { + for_each_func_rsrc(ndev) { + if (ndev->category != NUBUS_CAT_NETWORK || + ndev->type != NUBUS_TYPE_ETHERNET) + continue; + /* Have we seen it already? */ if (slots & (1<<ndev->board->slot)) continue; diff --git a/drivers/net/ethernet/netronome/nfp/bpf/main.c b/drivers/net/ethernet/netronome/nfp/bpf/main.c index 322027792fe8..34e98aa6b956 100644 --- a/drivers/net/ethernet/netronome/nfp/bpf/main.c +++ b/drivers/net/ethernet/netronome/nfp/bpf/main.c @@ -35,6 +35,7 @@ #include "../nfpcore/nfp_cpp.h" #include "../nfpcore/nfp_nffw.h" +#include "../nfpcore/nfp_nsp.h" #include "../nfp_app.h" #include "../nfp_main.h" #include "../nfp_net.h" @@ -87,9 +88,20 @@ static const char *nfp_bpf_extra_cap(struct nfp_app *app, struct nfp_net *nn) static int nfp_bpf_vnic_alloc(struct nfp_app *app, struct nfp_net *nn, unsigned int id) { + struct nfp_pf *pf = app->pf; struct nfp_bpf_vnic *bv; int err; + if (!pf->eth_tbl) { + nfp_err(pf->cpp, "No ETH table\n"); + return -EINVAL; + } + if (pf->max_data_vnics != pf->eth_tbl->count) { + nfp_err(pf->cpp, "ETH entries don't match vNICs (%d vs %d)\n", + pf->max_data_vnics, pf->eth_tbl->count); + return -EINVAL; + } + bv = kzalloc(sizeof(*bv), GFP_KERNEL); if (!bv) return -ENOMEM; @@ -170,6 +182,7 @@ static int nfp_bpf_setup_tc_block_cb(enum tc_setup_type type, return err; bv->tc_prog = cls_bpf->prog; + nn->port->tc_offload_cnt = !!bv->tc_prog; return 0; } @@ -207,13 +220,6 @@ static int nfp_bpf_setup_tc(struct nfp_app *app, struct net_device *netdev, } } -static bool nfp_bpf_tc_busy(struct nfp_app *app, struct nfp_net *nn) -{ - struct nfp_bpf_vnic *bv = nn->app_priv; - - return !!bv->tc_prog; -} - static int nfp_bpf_change_mtu(struct nfp_app *app, struct net_device *netdev, int new_mtu) { @@ -417,7 +423,6 @@ const struct nfp_app_type app_bpf = { .ctrl_msg_rx = nfp_bpf_ctrl_msg_rx, .setup_tc = nfp_bpf_setup_tc, - .tc_busy = nfp_bpf_tc_busy, .bpf = nfp_ndo_bpf, .xdp_offload = nfp_bpf_xdp_offload, }; diff --git a/drivers/net/ethernet/netronome/nfp/bpf/main.h b/drivers/net/ethernet/netronome/nfp/bpf/main.h index 424fe8338105..054df3dc0698 100644 --- a/drivers/net/ethernet/netronome/nfp/bpf/main.h +++ b/drivers/net/ethernet/netronome/nfp/bpf/main.h @@ -112,22 +112,22 @@ enum pkt_vec { * @map_elems_in_use: number of elements allocated to offloaded maps * * @adjust_head: adjust head capability - * @flags: extra flags for adjust head - * @off_min: minimal packet offset within buffer required - * @off_max: maximum packet offset within buffer required - * @guaranteed_sub: amount of negative adjustment guaranteed possible - * @guaranteed_add: amount of positive adjustment guaranteed possible + * @adjust_head.flags: extra flags for adjust head + * @adjust_head.off_min: minimal packet offset within buffer required + * @adjust_head.off_max: maximum packet offset within buffer required + * @adjust_head.guaranteed_sub: negative adjustment guaranteed possible + * @adjust_head.guaranteed_add: positive adjustment guaranteed possible * * @maps: map capability - * @types: supported map types - * @max_maps: max number of maps supported - * @max_elems: max number of entries in each map - * @max_key_sz: max size of map key - * @max_val_sz: max size of map value - * @max_elem_sz: max size of map entry (key + value) + * @maps.types: supported map types + * @maps.max_maps: max number of maps supported + * @maps.max_elems: max number of entries in each map + * @maps.max_key_sz: max size of map key + * @maps.max_val_sz: max size of map value + * @maps.max_elem_sz: max size of map entry (key + value) * * @helpers: helper addressess for various calls - * @map_lookup: map lookup helper address + * @helpers.map_lookup: map lookup helper address */ struct nfp_app_bpf { struct nfp_app *app; diff --git a/drivers/net/ethernet/netronome/nfp/flower/offload.c b/drivers/net/ethernet/netronome/nfp/flower/offload.c index 08c4c6dc5f7f..eb5c13dea8f5 100644 --- a/drivers/net/ethernet/netronome/nfp/flower/offload.c +++ b/drivers/net/ethernet/netronome/nfp/flower/offload.c @@ -349,6 +349,7 @@ nfp_flower_add_offload(struct nfp_app *app, struct net_device *netdev, struct tc_cls_flower_offload *flow, bool egress) { enum nfp_flower_tun_type tun_type = NFP_FL_TUNNEL_NONE; + struct nfp_port *port = nfp_port_from_netdev(netdev); struct nfp_flower_priv *priv = app->priv; struct nfp_fl_payload *flow_pay; struct nfp_fl_key_ls *key_layer; @@ -390,6 +391,7 @@ nfp_flower_add_offload(struct nfp_app *app, struct net_device *netdev, INIT_HLIST_NODE(&flow_pay->link); flow_pay->tc_flower_cookie = flow->cookie; hash_add_rcu(priv->flow_table, &flow_pay->link, flow->cookie); + port->tc_offload_cnt++; /* Deallocate flow payload when flower rule has been destroyed. */ kfree(key_layer); @@ -421,6 +423,7 @@ static int nfp_flower_del_offload(struct nfp_app *app, struct net_device *netdev, struct tc_cls_flower_offload *flow) { + struct nfp_port *port = nfp_port_from_netdev(netdev); struct nfp_fl_payload *nfp_flow; int err; @@ -442,6 +445,7 @@ nfp_flower_del_offload(struct nfp_app *app, struct net_device *netdev, err_free_flow: hash_del_rcu(&nfp_flow->link); + port->tc_offload_cnt--; kfree(nfp_flow->action_data); kfree(nfp_flow->mask_data); kfree(nfp_flow->unmasked_data); diff --git a/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c b/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c index b03f22f29612..ec524d97869d 100644 --- a/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c +++ b/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c @@ -50,9 +50,9 @@ * @seq: sequence number of the message * @count: number of tunnels report in message * @flags: options part of the request - * @ipv4: dest IPv4 address of active route - * @egress_port: port the encapsulated packet egressed - * @extra: reserved for future use + * @tun_info.ipv4: dest IPv4 address of active route + * @tun_info.egress_port: port the encapsulated packet egressed + * @tun_info.extra: reserved for future use * @tun_info: tunnels that have sent traffic in reported period */ struct nfp_tun_active_tuns { @@ -132,8 +132,8 @@ struct nfp_ipv4_addr_entry { * struct nfp_tun_mac_addr - configure MAC address of tunnel EP on NFP * @reserved: reserved for future use * @count: number of MAC addresses in the message - * @index: index of MAC address in the lookup table - * @addr: interface MAC address + * @addresses.index: index of MAC address in the lookup table + * @addresses.addr: interface MAC address * @addresses: series of MACs to offload */ struct nfp_tun_mac_addr { diff --git a/drivers/net/ethernet/netronome/nfp/nfp_app.h b/drivers/net/ethernet/netronome/nfp/nfp_app.h index 437964afa8ee..20546ae67909 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_app.h +++ b/drivers/net/ethernet/netronome/nfp/nfp_app.h @@ -92,7 +92,6 @@ extern const struct nfp_app_type app_flower; * @stop: stop application logic * @ctrl_msg_rx: control message handler * @setup_tc: setup TC ndo - * @tc_busy: TC HW offload busy (rules loaded) * @bpf: BPF ndo offload-related calls * @xdp_offload: offload an XDP program * @eswitch_mode_get: get SR-IOV eswitch mode @@ -135,7 +134,6 @@ struct nfp_app_type { int (*setup_tc)(struct nfp_app *app, struct net_device *netdev, enum tc_setup_type type, void *type_data); - bool (*tc_busy)(struct nfp_app *app, struct nfp_net *nn); int (*bpf)(struct nfp_app *app, struct nfp_net *nn, struct netdev_bpf *xdp); int (*xdp_offload)(struct nfp_app *app, struct nfp_net *nn, @@ -301,13 +299,6 @@ static inline bool nfp_app_has_tc(struct nfp_app *app) return app && app->type->setup_tc; } -static inline bool nfp_app_tc_busy(struct nfp_app *app, struct nfp_net *nn) -{ - if (!app || !app->type->tc_busy) - return false; - return app->type->tc_busy(app, nn); -} - static inline int nfp_app_setup_tc(struct nfp_app *app, struct net_device *netdev, enum tc_setup_type type, void *type_data) diff --git a/drivers/net/ethernet/netronome/nfp/nfp_main.c b/drivers/net/ethernet/netronome/nfp/nfp_main.c index cc570bb6563c..ab301d56430b 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_main.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_main.c @@ -649,3 +649,4 @@ MODULE_FIRMWARE("netronome/nic_AMDA0099-0001_2x25.nffw"); MODULE_AUTHOR("Netronome Systems <oss-drivers@netronome.com>"); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("The Netronome Flow Processor (NFP) driver."); +MODULE_VERSION(UTS_RELEASE); diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net.h b/drivers/net/ethernet/netronome/nfp/nfp_net.h index d88eda9707e6..787df47ec430 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_net.h +++ b/drivers/net/ethernet/netronome/nfp/nfp_net.h @@ -193,7 +193,8 @@ struct nfp_net_tx_desc { /** * struct nfp_net_tx_buf - software TX buffer descriptor - * @skb: sk_buff associated with this buffer + * @skb: normal ring, sk_buff associated with this buffer + * @frag: XDP ring, page frag associated with this buffer * @dma_addr: DMA mapping address of the buffer * @fidx: Fragment index (-1 for the head and [0..nr_frags-1] for frags) * @pkt_cnt: Number of packets to be produced out of the skb associated @@ -377,6 +378,9 @@ struct nfp_net_rx_ring { * struct nfp_net_r_vector - Per ring interrupt vector configuration * @nfp_net: Backpointer to nfp_net structure * @napi: NAPI structure for this ring vec + * @tasklet: ctrl vNIC, tasklet for servicing the r_vec + * @queue: ctrl vNIC, send queue + * @lock: ctrl vNIC, r_vec lock protects @queue * @tx_ring: Pointer to TX ring * @rx_ring: Pointer to RX ring * @xdp_ring: Pointer to an extra TX ring for XDP diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c index c0fd351c86b1..a05be0ab2713 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c @@ -3210,10 +3210,9 @@ static int nfp_net_set_features(struct net_device *netdev, new_ctrl &= ~NFP_NET_CFG_CTRL_GATHER; } - if (changed & NETIF_F_HW_TC && nfp_app_tc_busy(nn->app, nn)) { - nn_err(nn, "Cannot disable HW TC offload while in use\n"); - return -EBUSY; - } + err = nfp_port_set_features(netdev, features); + if (err) + return err; nn_dbg(nn, "Feature change 0x%llx -> 0x%llx (changed=0x%llx)\n", netdev->features, features, changed); @@ -3734,7 +3733,7 @@ static void nfp_net_netdev_init(struct nfp_net *nn) netdev->features = netdev->hw_features; - if (nfp_app_has_tc(nn->app)) + if (nfp_app_has_tc(nn->app) && nn->port) netdev->hw_features |= NETIF_F_HW_TC; /* Advertise but disable TSO by default. */ @@ -3751,6 +3750,8 @@ static void nfp_net_netdev_init(struct nfp_net *nn) netdev->min_mtu = ETH_MIN_MTU; netdev->max_mtu = nn->max_mtu; + netdev->gso_max_segs = NFP_NET_LSO_MAX_SEGS; + netif_carrier_off(netdev); nfp_net_set_ethtool_ops(netdev); diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_ctrl.c b/drivers/net/ethernet/netronome/nfp/nfp_net_ctrl.c index ffb402746ad4..1f9149bb2ae6 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_net_ctrl.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_net_ctrl.c @@ -65,7 +65,7 @@ int nfp_net_tlv_caps_parse(struct device *dev, u8 __iomem *ctrl_mem, u32 hdr = readl(data); length = FIELD_GET(NFP_NET_CFG_TLV_HEADER_LENGTH, hdr); - offset = data - ctrl_mem + NFP_NET_CFG_TLV_BASE; + offset = data - ctrl_mem; /* Advance past the header */ data += 4; diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_ctrl.h b/drivers/net/ethernet/netronome/nfp/nfp_net_ctrl.h index eeecef2caac6..4499a7333078 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_net_ctrl.h +++ b/drivers/net/ethernet/netronome/nfp/nfp_net_ctrl.h @@ -59,9 +59,12 @@ #define NFP_NET_RX_OFFSET 32 /** - * Maximum header size supported for LSO frames + * LSO parameters + * %NFP_NET_LSO_MAX_HDR_SZ: Maximum header size supported for LSO frames + * %NFP_NET_LSO_MAX_SEGS: Maximum number of segments LSO frame can produce */ #define NFP_NET_LSO_MAX_HDR_SZ 255 +#define NFP_NET_LSO_MAX_SEGS 64 /** * Prepend field types diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_repr.c b/drivers/net/ethernet/netronome/nfp/nfp_net_repr.c index f67da6bde9da..619570524d2a 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_net_repr.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_net_repr.c @@ -265,6 +265,7 @@ const struct net_device_ops nfp_repr_netdev_ops = { .ndo_set_vf_spoofchk = nfp_app_set_vf_spoofchk, .ndo_get_vf_config = nfp_app_get_vf_config, .ndo_set_vf_link_state = nfp_app_set_vf_link_state, + .ndo_set_features = nfp_port_set_features, }; static void nfp_repr_clean(struct nfp_repr *repr) diff --git a/drivers/net/ethernet/netronome/nfp/nfp_port.c b/drivers/net/ethernet/netronome/nfp/nfp_port.c index 34a6e035fe9a..7bd8be5c833b 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_port.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_port.c @@ -32,6 +32,7 @@ */ #include <linux/lockdep.h> +#include <linux/netdevice.h> #include <net/switchdev.h> #include "nfpcore/nfp_cpp.h" @@ -100,6 +101,23 @@ int nfp_port_setup_tc(struct net_device *netdev, enum tc_setup_type type, return nfp_app_setup_tc(port->app, netdev, type, type_data); } +int nfp_port_set_features(struct net_device *netdev, netdev_features_t features) +{ + struct nfp_port *port; + + port = nfp_port_from_netdev(netdev); + if (!port) + return 0; + + if ((netdev->features & NETIF_F_HW_TC) > (features & NETIF_F_HW_TC) && + port->tc_offload_cnt) { + netdev_err(netdev, "Cannot disable HW TC offload while offloads active\n"); + return -EBUSY; + } + + return 0; +} + struct nfp_port * nfp_port_from_id(struct nfp_pf *pf, enum nfp_port_type type, unsigned int id) { diff --git a/drivers/net/ethernet/netronome/nfp/nfp_port.h b/drivers/net/ethernet/netronome/nfp/nfp_port.h index 21bd4aa32646..fa7e669a969c 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_port.h +++ b/drivers/net/ethernet/netronome/nfp/nfp_port.h @@ -72,6 +72,8 @@ enum nfp_port_flags { * @netdev: backpointer to associated netdev * @type: what port type does the entity represent * @flags: port flags + * @tc_offload_cnt: number of active TC offloads, how offloads are counted + * is not defined, use as a boolean * @app: backpointer to the app structure * @dl_port: devlink port structure * @eth_id: for %NFP_PORT_PHYS_PORT port ID in NFP enumeration scheme @@ -87,6 +89,7 @@ struct nfp_port { enum nfp_port_type type; unsigned long flags; + unsigned long tc_offload_cnt; struct nfp_app *app; @@ -121,6 +124,9 @@ static inline bool nfp_port_is_vnic(const struct nfp_port *port) return port->type == NFP_PORT_PF_PORT || port->type == NFP_PORT_VF_PORT; } +int +nfp_port_set_features(struct net_device *netdev, netdev_features_t features); + struct nfp_port *nfp_port_from_netdev(struct net_device *netdev); struct nfp_port * nfp_port_from_id(struct nfp_pf *pf, enum nfp_port_type type, unsigned int id); diff --git a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.h b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.h index e983c9d7f86c..f23d9e06f097 100644 --- a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.h +++ b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.h @@ -98,28 +98,29 @@ enum nfp_eth_fec { * @max_index: max of @index fields of all @ports * @ports: table of ports * - * @eth_index: port index according to legacy ethX numbering - * @index: chip-wide first channel index - * @nbi: NBI index - * @base: first channel index (within NBI) - * @lanes: number of channels - * @speed: interface speed (in Mbps) - * @interface: interface (module) plugged in - * @media: media type of the @interface - * @fec: forward error correction mode - * @aneg: auto negotiation mode - * @mac_addr: interface MAC address - * @label_port: port id - * @label_subport: id of interface within port (for split ports) - * @enabled: is enabled? - * @tx_enabled: is TX enabled? - * @rx_enabled: is RX enabled? - * @override_changed: is media reconfig pending? + * @ports.eth_index: port index according to legacy ethX numbering + * @ports.index: chip-wide first channel index + * @ports.nbi: NBI index + * @ports.base: first channel index (within NBI) + * @ports.lanes: number of channels + * @ports.speed: interface speed (in Mbps) + * @ports.interface: interface (module) plugged in + * @ports.media: media type of the @interface + * @ports.fec: forward error correction mode + * @ports.aneg: auto negotiation mode + * @ports.mac_addr: interface MAC address + * @ports.label_port: port id + * @ports.label_subport: id of interface within port (for split ports) + * @ports.enabled: is enabled? + * @ports.tx_enabled: is TX enabled? + * @ports.rx_enabled: is RX enabled? + * @ports.override_changed: is media reconfig pending? * - * @port_type: one of %PORT_* defines for ethtool - * @port_lanes: total number of lanes on the port (sum of lanes of all subports) - * @is_split: is interface part of a split port - * @fec_modes_supported: bitmap of FEC modes supported + * @ports.port_type: one of %PORT_* defines for ethtool + * @ports.port_lanes: total number of lanes on the port (sum of lanes of all + * subports) + * @ports.is_split: is interface part of a split port + * @ports.fec_modes_supported: bitmap of FEC modes supported */ struct nfp_eth_table { unsigned int count; diff --git a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_resource.c b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_resource.c index b1dd13ff282b..7e14725055c7 100644 --- a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_resource.c +++ b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_resource.c @@ -56,16 +56,17 @@ /** * struct nfp_resource_entry - Resource table entry - * @owner: NFP CPP Lock, interface owner - * @key: NFP CPP Lock, posix_crc32(name, 8) - * @region: Memory region descriptor - * @name: ASCII, zero padded name - * @reserved - * @cpp_action: CPP Action - * @cpp_token: CPP Token - * @cpp_target: CPP Target ID - * @page_offset: 256-byte page offset into target's CPP address - * @page_size: size, in 256-byte pages + * @mutex: NFP CPP Lock + * @mutex.owner: NFP CPP Lock, interface owner + * @mutex.key: NFP CPP Lock, posix_crc32(name, 8) + * @region: Memory region descriptor + * @region.name: ASCII, zero padded name + * @region.reserved: padding + * @region.cpp_action: CPP Action + * @region.cpp_token: CPP Token + * @region.cpp_target: CPP Target ID + * @region.page_offset: 256-byte page offset into target's CPP address + * @region.page_size: size, in 256-byte pages */ struct nfp_resource_entry { struct nfp_resource_entry_mutex { diff --git a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c index 40e52ffb732f..7cd494611a74 100644 --- a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c +++ b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c @@ -2594,8 +2594,10 @@ static int pch_gbe_probe(struct pci_dev *pdev, if (adapter->pdata && adapter->pdata->platform_init) adapter->pdata->platform_init(pdev); - adapter->ptp_pdev = pci_get_bus_and_slot(adapter->pdev->bus->number, - PCI_DEVFN(12, 4)); + adapter->ptp_pdev = + pci_get_domain_bus_and_slot(pci_domain_nr(adapter->pdev->bus), + adapter->pdev->bus->number, + PCI_DEVFN(12, 4)); netdev->netdev_ops = &pch_gbe_netdev_ops; netdev->watchdog_timeo = PCH_GBE_WATCHDOG_PERIOD; diff --git a/drivers/net/ethernet/qlogic/qed/qed_debug.c b/drivers/net/ethernet/qlogic/qed/qed_debug.c index f2633ec87a6a..fdf37abee3d3 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_debug.c +++ b/drivers/net/ethernet/qlogic/qed/qed_debug.c @@ -3649,10 +3649,8 @@ static u32 qed_grc_dump_big_ram(struct qed_hwfn *p_hwfn, BIT(big_ram->is_256b_bit_offset[dev_data->chip_id]) ? 256 : 128; - strncpy(type_name, big_ram->instance_name, - strlen(big_ram->instance_name)); - strncpy(mem_name, big_ram->instance_name, - strlen(big_ram->instance_name)); + strscpy(type_name, big_ram->instance_name, sizeof(type_name)); + strscpy(mem_name, big_ram->instance_name, sizeof(mem_name)); /* Dump memory header */ offset += qed_grc_dump_mem_hdr(p_hwfn, diff --git a/drivers/net/ethernet/qlogic/qed/qed_spq.c b/drivers/net/ethernet/qlogic/qed/qed_spq.c index 3e57bf5d3d03..1673fc90027f 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_spq.c +++ b/drivers/net/ethernet/qlogic/qed/qed_spq.c @@ -97,9 +97,7 @@ static int __qed_spq_block(struct qed_hwfn *p_hwfn, while (iter_cnt--) { /* Validate we receive completion update */ - if (READ_ONCE(comp_done->done) == 1) { - /* Read updated FW return value */ - smp_read_barrier_depends(); + if (smp_load_acquire(&comp_done->done) == 1) { /* ^^^ */ if (p_fw_ret) *p_fw_ret = comp_done->fw_return_code; return 0; diff --git a/drivers/net/ethernet/qlogic/qlge/qlge_main.c b/drivers/net/ethernet/qlogic/qlge/qlge_main.c index 7b97a9969046..50038d946ced 100644 --- a/drivers/net/ethernet/qlogic/qlge/qlge_main.c +++ b/drivers/net/ethernet/qlogic/qlge/qlge_main.c @@ -1747,8 +1747,7 @@ static void ql_realign_skb(struct sk_buff *skb, int len) */ skb->data -= QLGE_SB_PAD - NET_IP_ALIGN; skb->tail -= QLGE_SB_PAD - NET_IP_ALIGN; - skb_copy_to_linear_data(skb, temp_addr, - (unsigned int)len); + memmove(skb->data, temp_addr, len); } /* diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c index 8e91274174f1..0bf7d1759250 100644 --- a/drivers/net/ethernet/realtek/r8169.c +++ b/drivers/net/ethernet/realtek/r8169.c @@ -1395,7 +1395,7 @@ DECLARE_RTL_COND(rtl_ocp_tx_cond) { void __iomem *ioaddr = tp->mmio_addr; - return RTL_R8(IBISR0) & 0x02; + return RTL_R8(IBISR0) & 0x20; } static void rtl8168ep_stop_cmac(struct rtl8169_private *tp) @@ -1403,7 +1403,7 @@ static void rtl8168ep_stop_cmac(struct rtl8169_private *tp) void __iomem *ioaddr = tp->mmio_addr; RTL_W8(IBCR2, RTL_R8(IBCR2) & ~0x01); - rtl_msleep_loop_wait_low(tp, &rtl_ocp_tx_cond, 50, 2000); + rtl_msleep_loop_wait_high(tp, &rtl_ocp_tx_cond, 50, 2000); RTL_W8(IBISR0, RTL_R8(IBISR0) | 0x20); RTL_W8(IBCR0, RTL_R8(IBCR0) & ~0x01); } diff --git a/drivers/net/ethernet/rocker/rocker_main.c b/drivers/net/ethernet/rocker/rocker_main.c index fc8f8bdf6579..056cb6093630 100644 --- a/drivers/net/ethernet/rocker/rocker_main.c +++ b/drivers/net/ethernet/rocker/rocker_main.c @@ -2902,6 +2902,12 @@ static int rocker_probe(struct pci_dev *pdev, const struct pci_device_id *id) goto err_alloc_ordered_workqueue; } + err = rocker_probe_ports(rocker); + if (err) { + dev_err(&pdev->dev, "failed to probe ports\n"); + goto err_probe_ports; + } + /* Only FIBs pointing to our own netdevs are programmed into * the device, so no need to pass a callback. */ @@ -2918,22 +2924,16 @@ static int rocker_probe(struct pci_dev *pdev, const struct pci_device_id *id) rocker->hw.id = rocker_read64(rocker, SWITCH_ID); - err = rocker_probe_ports(rocker); - if (err) { - dev_err(&pdev->dev, "failed to probe ports\n"); - goto err_probe_ports; - } - dev_info(&pdev->dev, "Rocker switch with id %*phN\n", (int)sizeof(rocker->hw.id), &rocker->hw.id); return 0; -err_probe_ports: - unregister_switchdev_notifier(&rocker_switchdev_notifier); err_register_switchdev_notifier: unregister_fib_notifier(&rocker->fib_nb); err_register_fib_notifier: + rocker_remove_ports(rocker); +err_probe_ports: destroy_workqueue(rocker->rocker_owq); err_alloc_ordered_workqueue: free_irq(rocker_msix_vector(rocker, ROCKER_MSIX_VEC_EVENT), rocker); @@ -2961,9 +2961,9 @@ static void rocker_remove(struct pci_dev *pdev) { struct rocker *rocker = pci_get_drvdata(pdev); - rocker_remove_ports(rocker); unregister_switchdev_notifier(&rocker_switchdev_notifier); unregister_fib_notifier(&rocker->fib_nb); + rocker_remove_ports(rocker); rocker_write32(rocker, CONTROL, ROCKER_CONTROL_RESET); destroy_workqueue(rocker->rocker_owq); free_irq(rocker_msix_vector(rocker, ROCKER_MSIX_VEC_EVENT), rocker); diff --git a/drivers/net/ethernet/sun/Kconfig b/drivers/net/ethernet/sun/Kconfig index b2caf5132bd2..7b982e02ea3a 100644 --- a/drivers/net/ethernet/sun/Kconfig +++ b/drivers/net/ethernet/sun/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # # Sun network device configuration # diff --git a/drivers/net/ethernet/sun/cassini.c b/drivers/net/ethernet/sun/cassini.c index 113bd57e2ea0..9020b084b953 100644 --- a/drivers/net/ethernet/sun/cassini.c +++ b/drivers/net/ethernet/sun/cassini.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* cassini.c: Sun Microsystems Cassini(+) ethernet driver. * * Copyright (C) 2004 Sun Microsystems Inc. diff --git a/drivers/net/ethernet/sun/cassini.h b/drivers/net/ethernet/sun/cassini.h index 882ce168a799..13f3860496a8 100644 --- a/drivers/net/ethernet/sun/cassini.h +++ b/drivers/net/ethernet/sun/cassini.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* $Id: cassini.h,v 1.16 2004/08/17 21:15:16 zaumen Exp $ * cassini.h: Definitions for Sun Microsystems Cassini(+) ethernet driver. * diff --git a/drivers/net/ethernet/sun/ldmvsw.c b/drivers/net/ethernet/sun/ldmvsw.c index 5ea037672e6f..a5dd627fe2f9 100644 --- a/drivers/net/ethernet/sun/ldmvsw.c +++ b/drivers/net/ethernet/sun/ldmvsw.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* ldmvsw.c: Sun4v LDOM Virtual Switch Driver. * * Copyright (C) 2016-2017 Oracle. All rights reserved. diff --git a/drivers/net/ethernet/sun/niu.c b/drivers/net/ethernet/sun/niu.c index 06001bacbe0f..8dd545fed30d 100644 --- a/drivers/net/ethernet/sun/niu.c +++ b/drivers/net/ethernet/sun/niu.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* niu.c: Neptune ethernet driver. * * Copyright (C) 2007, 2008 David S. Miller (davem@davemloft.net) diff --git a/drivers/net/ethernet/sun/sunbmac.c b/drivers/net/ethernet/sun/sunbmac.c index 0b1f41f6bceb..f047b2797156 100644 --- a/drivers/net/ethernet/sun/sunbmac.c +++ b/drivers/net/ethernet/sun/sunbmac.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* sunbmac.c: Driver for Sparc BigMAC 100baseT ethernet adapters. * * Copyright (C) 1997, 1998, 1999, 2003, 2008 David S. Miller (davem@davemloft.net) diff --git a/drivers/net/ethernet/sun/sungem.c b/drivers/net/ethernet/sun/sungem.c index a7afcee3c5ae..7a16d40a72d1 100644 --- a/drivers/net/ethernet/sun/sungem.c +++ b/drivers/net/ethernet/sun/sungem.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* $Id: sungem.c,v 1.44.2.22 2002/03/13 01:18:12 davem Exp $ * sungem.c: Sun GEM ethernet driver. * diff --git a/drivers/net/ethernet/sun/sunhme.c b/drivers/net/ethernet/sun/sunhme.c index 0431f1e5f511..06da2f59fcbf 100644 --- a/drivers/net/ethernet/sun/sunhme.c +++ b/drivers/net/ethernet/sun/sunhme.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* sunhme.c: Sparc HME/BigMac 10/100baseT half/full duplex auto switching, * auto carrier detecting ethernet driver. Also known as the * "Happy Meal Ethernet" found on SunSwift SBUS cards. diff --git a/drivers/net/ethernet/sun/sunqe.c b/drivers/net/ethernet/sun/sunqe.c index a6bcdcdd947e..7fe0d5e33922 100644 --- a/drivers/net/ethernet/sun/sunqe.c +++ b/drivers/net/ethernet/sun/sunqe.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* sunqe.c: Sparc QuadEthernet 10baseT SBUS card driver. * Once again I am out to prove that every ethernet * controller out there can be most efficiently programmed diff --git a/drivers/net/ethernet/sun/sunvnet.c b/drivers/net/ethernet/sun/sunvnet.c index 27fb22638885..63d3d6b215f3 100644 --- a/drivers/net/ethernet/sun/sunvnet.c +++ b/drivers/net/ethernet/sun/sunvnet.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* sunvnet.c: Sun LDOM Virtual Network Driver. * * Copyright (C) 2007, 2008 David S. Miller <davem@davemloft.net> diff --git a/drivers/net/ethernet/sun/sunvnet_common.c b/drivers/net/ethernet/sun/sunvnet_common.c index 8aa3ce46bb81..d8f4c3f28150 100644 --- a/drivers/net/ethernet/sun/sunvnet_common.c +++ b/drivers/net/ethernet/sun/sunvnet_common.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* sunvnet.c: Sun LDOM Virtual Network Driver. * * Copyright (C) 2007, 2008 David S. Miller <davem@davemloft.net> diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c index 3c85a0885f9b..1b1b78fdc138 100644 --- a/drivers/net/ethernet/ti/cpsw.c +++ b/drivers/net/ethernet/ti/cpsw.c @@ -1636,6 +1636,7 @@ static netdev_tx_t cpsw_ndo_start_xmit(struct sk_buff *skb, q_idx = q_idx % cpsw->tx_ch_num; txch = cpsw->txv[q_idx].ch; + txq = netdev_get_tx_queue(ndev, q_idx); ret = cpsw_tx_packet_submit(priv, skb, txch); if (unlikely(ret != 0)) { cpsw_err(priv, tx_err, "desc submit failed\n"); @@ -1646,15 +1647,26 @@ static netdev_tx_t cpsw_ndo_start_xmit(struct sk_buff *skb, * tell the kernel to stop sending us tx frames. */ if (unlikely(!cpdma_check_free_tx_desc(txch))) { - txq = netdev_get_tx_queue(ndev, q_idx); netif_tx_stop_queue(txq); + + /* Barrier, so that stop_queue visible to other cpus */ + smp_mb__after_atomic(); + + if (cpdma_check_free_tx_desc(txch)) + netif_tx_wake_queue(txq); } return NETDEV_TX_OK; fail: ndev->stats.tx_dropped++; - txq = netdev_get_tx_queue(ndev, skb_get_queue_mapping(skb)); netif_tx_stop_queue(txq); + + /* Barrier, so that stop_queue visible to other cpus */ + smp_mb__after_atomic(); + + if (cpdma_check_free_tx_desc(txch)) + netif_tx_wake_queue(txq); + return NETDEV_TX_BUSY; } diff --git a/drivers/net/ethernet/tundra/tsi108_eth.c b/drivers/net/ethernet/tundra/tsi108_eth.c index 0624b71ab5d4..edcd1e60b30d 100644 --- a/drivers/net/ethernet/tundra/tsi108_eth.c +++ b/drivers/net/ethernet/tundra/tsi108_eth.c @@ -152,6 +152,8 @@ struct tsi108_prv_data { u32 msg_enable; /* debug message level */ struct mii_if_info mii_if; unsigned int init_media; + + struct platform_device *pdev; }; /* Structure for a device driver */ @@ -703,17 +705,18 @@ static int tsi108_send_packet(struct sk_buff * skb, struct net_device *dev) data->txskbs[tx] = skb; if (i == 0) { - data->txring[tx].buf0 = dma_map_single(NULL, skb->data, - skb_headlen(skb), DMA_TO_DEVICE); + data->txring[tx].buf0 = dma_map_single(&data->pdev->dev, + skb->data, skb_headlen(skb), + DMA_TO_DEVICE); data->txring[tx].len = skb_headlen(skb); misc |= TSI108_TX_SOF; } else { const skb_frag_t *frag = &skb_shinfo(skb)->frags[i - 1]; - data->txring[tx].buf0 = skb_frag_dma_map(NULL, frag, - 0, - skb_frag_size(frag), - DMA_TO_DEVICE); + data->txring[tx].buf0 = + skb_frag_dma_map(&data->pdev->dev, frag, + 0, skb_frag_size(frag), + DMA_TO_DEVICE); data->txring[tx].len = skb_frag_size(frag); } @@ -808,9 +811,9 @@ static int tsi108_refill_rx(struct net_device *dev, int budget) if (!skb) break; - data->rxring[rx].buf0 = dma_map_single(NULL, skb->data, - TSI108_RX_SKB_SIZE, - DMA_FROM_DEVICE); + data->rxring[rx].buf0 = dma_map_single(&data->pdev->dev, + skb->data, TSI108_RX_SKB_SIZE, + DMA_FROM_DEVICE); /* Sometimes the hardware sets blen to zero after packet * reception, even though the manual says that it's only ever @@ -1308,15 +1311,15 @@ static int tsi108_open(struct net_device *dev) data->id, dev->irq, dev->name); } - data->rxring = dma_zalloc_coherent(NULL, rxring_size, &data->rxdma, - GFP_KERNEL); + data->rxring = dma_zalloc_coherent(&data->pdev->dev, rxring_size, + &data->rxdma, GFP_KERNEL); if (!data->rxring) return -ENOMEM; - data->txring = dma_zalloc_coherent(NULL, txring_size, &data->txdma, - GFP_KERNEL); + data->txring = dma_zalloc_coherent(&data->pdev->dev, txring_size, + &data->txdma, GFP_KERNEL); if (!data->txring) { - pci_free_consistent(NULL, rxring_size, data->rxring, + dma_free_coherent(&data->pdev->dev, rxring_size, data->rxring, data->rxdma); return -ENOMEM; } @@ -1428,10 +1431,10 @@ static int tsi108_close(struct net_device *dev) dev_kfree_skb(skb); } - dma_free_coherent(0, + dma_free_coherent(&data->pdev->dev, TSI108_RXRING_LEN * sizeof(rx_desc), data->rxring, data->rxdma); - dma_free_coherent(0, + dma_free_coherent(&data->pdev->dev, TSI108_TXRING_LEN * sizeof(tx_desc), data->txring, data->txdma); @@ -1576,6 +1579,7 @@ tsi108_init_one(struct platform_device *pdev) printk("tsi108_eth%d: probe...\n", pdev->id); data = netdev_priv(dev); data->dev = dev; + data->pdev = pdev; pr_debug("tsi108_eth%d:regs:phyresgs:phy:irq_num=0x%x:0x%x:0x%x:0x%x\n", pdev->id, einfo->regs, einfo->phyregs, diff --git a/drivers/net/ieee802154/ca8210.c b/drivers/net/ieee802154/ca8210.c index 7900ed066d8a..e412dfdda7dd 100644 --- a/drivers/net/ieee802154/ca8210.c +++ b/drivers/net/ieee802154/ca8210.c @@ -2638,12 +2638,12 @@ static long ca8210_test_int_ioctl( * * Return: set of poll return flags */ -static unsigned int ca8210_test_int_poll( +static __poll_t ca8210_test_int_poll( struct file *filp, struct poll_table_struct *ptable ) { - unsigned int return_flags = 0; + __poll_t return_flags = 0; struct ca8210_priv *priv = filp->private_data; poll_wait(filp, &priv->test.readq, ptable); diff --git a/drivers/net/netdevsim/bpf.c b/drivers/net/netdevsim/bpf.c index de73c1ff0939..75c25306d234 100644 --- a/drivers/net/netdevsim/bpf.c +++ b/drivers/net/netdevsim/bpf.c @@ -480,8 +480,7 @@ static int nsim_bpf_map_alloc(struct netdevsim *ns, struct bpf_offloaded_map *offmap) { struct nsim_bpf_bound_map *nmap; - unsigned int i; - int err; + int i, err; if (WARN_ON(offmap->map.map_type != BPF_MAP_TYPE_ARRAY && offmap->map.map_type != BPF_MAP_TYPE_HASH)) @@ -518,7 +517,7 @@ nsim_bpf_map_alloc(struct netdevsim *ns, struct bpf_offloaded_map *offmap) return 0; err_free: - while (--i) { + while (--i >= 0) { kfree(nmap->entry[i].key); kfree(nmap->entry[i].value); } diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c index 88272b3ac2e2..24b5511222c8 100644 --- a/drivers/net/phy/mdio_bus.c +++ b/drivers/net/phy/mdio_bus.c @@ -56,7 +56,8 @@ static int mdiobus_register_gpiod(struct mdio_device *mdiodev) gpiod = fwnode_get_named_gpiod(&mdiodev->dev.of_node->fwnode, "reset-gpios", 0, GPIOD_OUT_LOW, "PHY reset"); - if (PTR_ERR(gpiod) == -ENOENT) + if (PTR_ERR(gpiod) == -ENOENT || + PTR_ERR(gpiod) == -ENOSYS) gpiod = NULL; else if (IS_ERR(gpiod)) return PTR_ERR(gpiod); diff --git a/drivers/net/ppp/ppp_async.c b/drivers/net/ppp/ppp_async.c index 1b28e6e702f5..bdc4d23627c5 100644 --- a/drivers/net/ppp/ppp_async.c +++ b/drivers/net/ppp/ppp_async.c @@ -334,7 +334,7 @@ ppp_asynctty_ioctl(struct tty_struct *tty, struct file *file, } /* No kernel lock - fine */ -static unsigned int +static __poll_t ppp_asynctty_poll(struct tty_struct *tty, struct file *file, poll_table *wait) { return 0; diff --git a/drivers/net/ppp/ppp_generic.c b/drivers/net/ppp/ppp_generic.c index 264d4af0bf69..ef6b2126b23a 100644 --- a/drivers/net/ppp/ppp_generic.c +++ b/drivers/net/ppp/ppp_generic.c @@ -531,10 +531,10 @@ static ssize_t ppp_write(struct file *file, const char __user *buf, } /* No kernel lock - fine */ -static unsigned int ppp_poll(struct file *file, poll_table *wait) +static __poll_t ppp_poll(struct file *file, poll_table *wait) { struct ppp_file *pf = file->private_data; - unsigned int mask; + __poll_t mask; if (!pf) return 0; diff --git a/drivers/net/ppp/ppp_synctty.c b/drivers/net/ppp/ppp_synctty.c index 7196f00f0991..047f6c68a441 100644 --- a/drivers/net/ppp/ppp_synctty.c +++ b/drivers/net/ppp/ppp_synctty.c @@ -327,7 +327,7 @@ ppp_synctty_ioctl(struct tty_struct *tty, struct file *file, } /* No kernel lock - fine */ -static unsigned int +static __poll_t ppp_sync_poll(struct tty_struct *tty, struct file *file, poll_table *wait) { return 0; diff --git a/drivers/net/tap.c b/drivers/net/tap.c index 77872699c45d..0a5ed004781c 100644 --- a/drivers/net/tap.c +++ b/drivers/net/tap.c @@ -569,10 +569,10 @@ static int tap_release(struct inode *inode, struct file *file) return 0; } -static unsigned int tap_poll(struct file *file, poll_table *wait) +static __poll_t tap_poll(struct file *file, poll_table *wait) { struct tap_queue *q = file->private_data; - unsigned int mask = POLLERR; + __poll_t mask = POLLERR; if (!q) goto out; diff --git a/drivers/net/tun.c b/drivers/net/tun.c index a0c5cb1a1617..17e496b88f81 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -181,6 +181,7 @@ struct tun_file { struct tun_struct *detached; struct ptr_ring tx_ring; struct xdp_rxq_info xdp_rxq; + int xdp_pending_pkts; }; struct tun_flow_entry { @@ -1428,12 +1429,12 @@ static void tun_net_init(struct net_device *dev) /* Character device part */ /* Poll */ -static unsigned int tun_chr_poll(struct file *file, poll_table *wait) +static __poll_t tun_chr_poll(struct file *file, poll_table *wait) { struct tun_file *tfile = file->private_data; struct tun_struct *tun = tun_get(tfile); struct sock *sk; - unsigned int mask = 0; + __poll_t mask = 0; if (!tun) return POLLERR; @@ -1665,6 +1666,7 @@ static struct sk_buff *tun_build_skb(struct tun_struct *tun, case XDP_REDIRECT: get_page(alloc_frag->page); alloc_frag->offset += buflen; + ++tfile->xdp_pending_pkts; err = xdp_do_redirect(tun->dev, &xdp, xdp_prog); if (err) goto err_redirect; @@ -1986,6 +1988,11 @@ static ssize_t tun_chr_write_iter(struct kiocb *iocb, struct iov_iter *from) result = tun_get_user(tun, tfile, NULL, from, file->f_flags & O_NONBLOCK, false); + if (tfile->xdp_pending_pkts) { + tfile->xdp_pending_pkts = 0; + xdp_do_flush_map(); + } + tun_put(tun); return result; } @@ -2322,6 +2329,13 @@ static int tun_sendmsg(struct socket *sock, struct msghdr *m, size_t total_len) ret = tun_get_user(tun, tfile, m->msg_control, &m->msg_iter, m->msg_flags & MSG_DONTWAIT, m->msg_flags & MSG_MORE); + + if (tfile->xdp_pending_pkts >= NAPI_POLL_WEIGHT || + !(m->msg_flags & MSG_MORE)) { + tfile->xdp_pending_pkts = 0; + xdp_do_flush_map(); + } + tun_put(tun); return ret; } @@ -3153,6 +3167,7 @@ static int tun_chr_open(struct inode *inode, struct file * file) sock_set_flag(&tfile->sk, SOCK_ZEROCOPY); memset(&tfile->tx_ring, 0, sizeof(tfile->tx_ring)); + tfile->xdp_pending_pkts = 0; return 0; } diff --git a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c index ec56ff29aac4..60a604cc7647 100644 --- a/drivers/net/usb/lan78xx.c +++ b/drivers/net/usb/lan78xx.c @@ -2006,7 +2006,7 @@ static int lan78xx_phy_init(struct lan78xx_net *dev) { int ret; u32 mii_adv; - struct phy_device *phydev = dev->net->phydev; + struct phy_device *phydev; phydev = phy_find_first(dev->mdiobus); if (!phydev) { diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c index ae0580b577b8..76ac48095c29 100644 --- a/drivers/net/usb/qmi_wwan.c +++ b/drivers/net/usb/qmi_wwan.c @@ -1245,6 +1245,7 @@ static const struct usb_device_id products[] = { {QMI_QUIRK_SET_DTR(0x2c7c, 0x0125, 4)}, /* Quectel EC25, EC20 R2.0 Mini PCIe */ {QMI_QUIRK_SET_DTR(0x2c7c, 0x0121, 4)}, /* Quectel EC21 Mini PCIe */ {QMI_FIXED_INTF(0x2c7c, 0x0296, 4)}, /* Quectel BG96 */ + {QMI_QUIRK_SET_DTR(0x2c7c, 0x0306, 4)}, /* Quectel EP06 Mini PCIe */ /* 4. Gobi 1000 devices */ {QMI_GOBI1K_DEVICE(0x05c6, 0x9212)}, /* Acer Gobi Modem Device */ diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c index 0657203ffb91..958b2e8b90f6 100644 --- a/drivers/net/usb/r8152.c +++ b/drivers/net/usb/r8152.c @@ -1848,11 +1848,9 @@ static u8 r8152_rx_csum(struct r8152 *tp, struct rx_desc *rx_desc) if (opts2 & RD_IPV4_CS) { if (opts3 & IPF) checksum = CHECKSUM_NONE; - else if ((opts2 & RD_UDP_CS) && (opts3 & UDPF)) - checksum = CHECKSUM_NONE; - else if ((opts2 & RD_TCP_CS) && (opts3 & TCPF)) - checksum = CHECKSUM_NONE; - else + else if ((opts2 & RD_UDP_CS) && !(opts3 & UDPF)) + checksum = CHECKSUM_UNNECESSARY; + else if ((opts2 & RD_TCP_CS) && !(opts3 & TCPF)) checksum = CHECKSUM_UNNECESSARY; } else if (opts2 & RD_IPV6_CS) { if ((opts2 & RD_UDP_CS) && !(opts3 & UDPF)) @@ -3797,11 +3795,12 @@ static void set_carrier(struct r8152 *tp) if (speed & LINK_STATUS) { if (!netif_carrier_ok(netdev)) { tp->rtl_ops.enable(tp); - set_bit(RTL8152_SET_RX_MODE, &tp->flags); netif_stop_queue(netdev); napi_disable(napi); netif_carrier_on(netdev); rtl_start_rx(tp); + clear_bit(RTL8152_SET_RX_MODE, &tp->flags); + _rtl8152_set_rx_mode(netdev); napi_enable(&tp->napi); netif_wake_queue(netdev); netif_info(tp, link, netdev, "carrier on\n"); @@ -4261,7 +4260,7 @@ static int rtl8152_post_reset(struct usb_interface *intf) mutex_lock(&tp->control); tp->rtl_ops.enable(tp); rtl_start_rx(tp); - rtl8152_set_rx_mode(netdev); + _rtl8152_set_rx_mode(netdev); mutex_unlock(&tp->control); } diff --git a/drivers/net/vmxnet3/vmxnet3_drv.c b/drivers/net/vmxnet3/vmxnet3_drv.c index cf95290b160c..8b39c160743d 100644 --- a/drivers/net/vmxnet3/vmxnet3_drv.c +++ b/drivers/net/vmxnet3/vmxnet3_drv.c @@ -2760,9 +2760,6 @@ static void vmxnet3_adjust_rx_ring_size(struct vmxnet3_adapter *adapter) { size_t sz, i, ring0_size, ring1_size, comp_size; - struct vmxnet3_rx_queue *rq = &adapter->rx_queue[0]; - - if (adapter->netdev->mtu <= VMXNET3_MAX_SKB_BUF_SIZE - VMXNET3_MAX_ETH_HDR_SIZE) { adapter->skb_buf_size = adapter->netdev->mtu + @@ -2794,7 +2791,8 @@ vmxnet3_adjust_rx_ring_size(struct vmxnet3_adapter *adapter) comp_size = ring0_size + ring1_size; for (i = 0; i < adapter->num_rx_queues; i++) { - rq = &adapter->rx_queue[i]; + struct vmxnet3_rx_queue *rq = &adapter->rx_queue[i]; + rq->rx_ring[0].size = ring0_size; rq->rx_ring[1].size = ring1_size; rq->comp_ring.size = comp_size; diff --git a/drivers/net/wan/cosa.c b/drivers/net/wan/cosa.c index 6ea16260ec76..f6b000ddcd15 100644 --- a/drivers/net/wan/cosa.c +++ b/drivers/net/wan/cosa.c @@ -924,7 +924,7 @@ static int chrdev_tx_done(struct channel_data *chan, int size) return 1; } -static unsigned int cosa_poll(struct file *file, poll_table *poll) +static __poll_t cosa_poll(struct file *file, poll_table *poll) { pr_info("cosa_poll is here\n"); return 0; diff --git a/drivers/net/wimax/i2400m/sysfs.c b/drivers/net/wimax/i2400m/sysfs.c index 1237109f251a..8c67df11105c 100644 --- a/drivers/net/wimax/i2400m/sysfs.c +++ b/drivers/net/wimax/i2400m/sysfs.c @@ -65,8 +65,7 @@ error_bad_value: } static -DEVICE_ATTR(i2400m_idle_timeout, S_IWUSR, - NULL, i2400m_idle_timeout_store); +DEVICE_ATTR_WO(i2400m_idle_timeout); static struct attribute *i2400m_dev_attrs[] = { diff --git a/drivers/net/wireless/ralink/rt2x00/rt2x00debug.c b/drivers/net/wireless/ralink/rt2x00/rt2x00debug.c index f4fdad2ed319..72c55d1f8903 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt2x00debug.c +++ b/drivers/net/wireless/ralink/rt2x00/rt2x00debug.c @@ -301,7 +301,7 @@ exit: return status; } -static unsigned int rt2x00debug_poll_queue_dump(struct file *file, +static __poll_t rt2x00debug_poll_queue_dump(struct file *file, poll_table *wait) { struct rt2x00debug_intf *intf = file->private_data; |