From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by dpdk.org (Postfix) with ESMTP id A7F4458F1 for ; Fri, 20 Jun 2014 15:37:17 +0200 (CEST) Received: from orsmga002.jf.intel.com ([10.7.209.21]) by orsmga101.jf.intel.com with ESMTP; 20 Jun 2014 06:37:33 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.01,514,1400050800"; d="scan'208";a="560716787" Received: from irsmsx104.ger.corp.intel.com ([163.33.3.159]) by orsmga002.jf.intel.com with ESMTP; 20 Jun 2014 06:37:12 -0700 Received: from irsmsx101.ger.corp.intel.com ([169.254.1.245]) by IRSMSX104.ger.corp.intel.com ([169.254.5.136]) with mapi id 14.03.0123.003; Fri, 20 Jun 2014 14:34:38 +0100 From: "Carew, Alan" To: Stephen Hemminger , "dev@dpdk.org" Thread-Topic: [dpdk-dev] [PATCH 1/2] virtio: checkpatch cleanups Thread-Index: AQHPhqeHPhqUvDMqMUOOCpOg8iQTrZt6C0ww Date: Fri, 20 Jun 2014 13:34:37 +0000 Message-ID: <0E29434AEE0C3A4180987AB476A6F630593A81EC@IRSMSX101.ger.corp.intel.com> References: <20140612183240.1067d5be@nehalam.linuxnetplumber.net> In-Reply-To: <20140612183240.1067d5be@nehalam.linuxnetplumber.net> Accept-Language: en-IE, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [163.33.239.180] Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Subject: Re: [dpdk-dev] [PATCH 1/2] virtio: checkpatch cleanups X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 20 Jun 2014 13:37:19 -0000 Acked-by: Alan Carew > -----Original Message----- > From: dev [mailto:dev-bounces@dpdk.org] On Behalf Of Stephen Hemminger > Sent: Friday, June 13, 2014 2:33 AM > To: dev@dpdk.org > Subject: [dpdk-dev] [PATCH 1/2] virtio: checkpatch cleanups >=20 >=20 > This fixes style problems reported by checkpatch including: > * extra whitespace > * spaces before tabs > * strings broken across lines > * excessively long lines > * missing spaces after keywords > * unnecessary paren's in return statements >=20 > Signed-off-by: Stephen Hemminger >=20 > --- > lib/librte_pmd_virtio/virtio_ethdev.c | 127 ++++++++++++++++++---------= ------- > lib/librte_pmd_virtio/virtio_ethdev.h | 2 > lib/librte_pmd_virtio/virtio_pci.c | 4 - > lib/librte_pmd_virtio/virtio_pci.h | 10 +- > lib/librte_pmd_virtio/virtio_ring.h | 4 - > lib/librte_pmd_virtio/virtio_rxtx.c | 32 ++++---- > lib/librte_pmd_virtio/virtqueue.c | 4 - > lib/librte_pmd_virtio/virtqueue.h | 35 ++++----- > 8 files changed, 115 insertions(+), 103 deletions(-) >=20 > --- a/lib/librte_pmd_virtio/virtio_ethdev.c 2014-06-12 > 17:41:20.305298960 -0700 > +++ b/lib/librte_pmd_virtio/virtio_ethdev.c 2014-06-12 > 17:51:34.000000000 -0700 > @@ -110,8 +110,9 @@ virtio_send_command(struct virtqueue *vq > ctrl->status =3D status; >=20 > if (!vq->hw->cvq) { > - PMD_INIT_LOG(ERR, "%s(): Control queue is " > - "not supported by this device.\n", __func__); > + PMD_INIT_LOG(ERR, > + "%s(): Control queue is not supported.\n", > + __func__); > return -1; > } >=20 > @@ -257,10 +258,10 @@ int virtio_dev_queue_setup(struct rte_et > nb_desc =3D vq_size; > if (vq_size =3D=3D 0) { > PMD_INIT_LOG(ERR, "%s: virtqueue does not exist\n", > __func__); > - return (-EINVAL); > + return -EINVAL; > } else if (!rte_is_power_of_2(vq_size)) { > PMD_INIT_LOG(ERR, "%s: virtqueue size is not powerof 2\n", > __func__); > - return (-EINVAL); > + return -EINVAL; > } else if (nb_desc !=3D vq_size) { > PMD_INIT_LOG(ERR, "Warning: nb_desc(%d) is not equal to vq > size (%d), fall to vq size\n", > nb_desc, vq_size); > @@ -273,13 +274,13 @@ int virtio_dev_queue_setup(struct rte_et > vq =3D rte_zmalloc(vq_name, sizeof(struct virtqueue) + > vq_size * sizeof(struct vq_desc_extra), > CACHE_LINE_SIZE); > memcpy(vq->vq_name, vq_name, sizeof(vq->vq_name)); > - } else if(queue_type =3D=3D VTNET_TQ) { > + } else if (queue_type =3D=3D VTNET_TQ) { > rte_snprintf(vq_name, sizeof(vq_name), "port%d_tvq%d", > dev->data->port_id, queue_idx); > vq =3D rte_zmalloc(vq_name, sizeof(struct virtqueue) + > vq_size * sizeof(struct vq_desc_extra), > CACHE_LINE_SIZE); > memcpy(vq->vq_name, vq_name, sizeof(vq->vq_name)); > - } else if(queue_type =3D=3D VTNET_CQ) { > + } else if (queue_type =3D=3D VTNET_CQ) { > rte_snprintf(vq_name, sizeof(vq_name), "port%d_cvq", > dev->data->port_id); > vq =3D rte_zmalloc(vq_name, sizeof(struct virtqueue) + > @@ -311,7 +312,7 @@ int virtio_dev_queue_setup(struct rte_et > socket_id, 0, VIRTIO_PCI_VRING_ALIGN); > if (mz =3D=3D NULL) { > rte_free(vq); > - return (-ENOMEM); > + return -ENOMEM; > } >=20 > /* > @@ -319,10 +320,10 @@ int virtio_dev_queue_setup(struct rte_et > * and only accepts 32 bit page frame number. > * Check if the allocated physical memory exceeds 16TB. > */ > - if ( (mz->phys_addr + vq->vq_ring_size - 1) >> > (VIRTIO_PCI_QUEUE_ADDR_SHIFT + 32) ) { > + if ((mz->phys_addr + vq->vq_ring_size - 1) >> > (VIRTIO_PCI_QUEUE_ADDR_SHIFT + 32)) { > PMD_INIT_LOG(ERR, "vring address shouldn't be above > 16TB!\n"); > rte_free(vq); > - return (-ENOMEM); > + return -ENOMEM; > } >=20 > memset(mz->addr, 0, sizeof(mz->len)); > @@ -429,7 +430,7 @@ static struct eth_dev_ops virtio_eth_dev > /* meaningfull only to multiple queue */ > .tx_queue_release =3D virtio_dev_tx_queue_release, > /* collect stats per queue */ > - .queue_stats_mapping_set =3D virtio_dev_queue_stats_mapping_set > + .queue_stats_mapping_set =3D virtio_dev_queue_stats_mapping_set, > }; >=20 > static inline int > @@ -441,9 +442,9 @@ virtio_dev_atomic_read_link_status(struc >=20 > if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst, > *(uint64_t *)src) =3D=3D 0) > - return (-1); > + return -1; >=20 > - return (0); > + return 0; > } >=20 > /** > @@ -467,9 +468,9 @@ virtio_dev_atomic_write_link_status(stru >=20 > if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst, > *(uint64_t *)src) =3D=3D 0) > - return (-1); > + return -1; >=20 > - return (0); > + return 0; > } >=20 > static void > @@ -477,7 +478,7 @@ virtio_dev_stats_get(struct rte_eth_dev > { > struct virtio_hw *hw =3D > VIRTIO_DEV_PRIVATE_TO_HW(dev->data->dev_private); > - if(stats) > + if (stats) > memcpy(stats, &hw->eth_stats, sizeof(*stats)); > } >=20 > @@ -516,8 +517,9 @@ static void > virtio_negotiate_features(struct virtio_hw *hw) > { > uint32_t guest_features, mask; > + > mask =3D VIRTIO_NET_F_CTRL_RX | VIRTIO_NET_F_CTRL_VLAN; > - mask |=3D VIRTIO_NET_F_CSUM | VIRTIO_NET_F_GUEST_CSUM ; > + mask |=3D VIRTIO_NET_F_CSUM | VIRTIO_NET_F_GUEST_CSUM; >=20 > /* TSO and LRO are only available when their corresponding > * checksum offload feature is also negotiated. > @@ -559,7 +561,8 @@ parse_sysfs_value(const char *filename, > char buf[BUFSIZ]; > char *end =3D NULL; >=20 > - if ((f =3D fopen(filename, "r")) =3D=3D NULL) { > + f =3D fopen(filename, "r"); > + if (f =3D=3D NULL) { > PMD_INIT_LOG(ERR, "%s(): cannot open sysfs value %s\n", > __func__, filename); > return -1; > @@ -592,14 +595,14 @@ static int get_uio_dev(struct rte_pci_ad > /* depending on kernel version, uio can be located in uio/uioX > * or uio:uioX */ > rte_snprintf(dirname, sizeof(dirname), > - SYSFS_PCI_DEVICES "/" PCI_PRI_FMT "/uio", > - loc->domain, loc->bus, loc->devid, loc->function); > + SYSFS_PCI_DEVICES "/" PCI_PRI_FMT "/uio", > + loc->domain, loc->bus, loc->devid, loc->function); > dir =3D opendir(dirname); > if (dir =3D=3D NULL) { > /* retry with the parent directory */ > rte_snprintf(dirname, sizeof(dirname), > - SYSFS_PCI_DEVICES "/" PCI_PRI_FMT, > - loc->domain, loc->bus, loc->devid, loc->function); > + SYSFS_PCI_DEVICES "/" PCI_PRI_FMT, > + loc->domain, loc->bus, loc->devid, loc->function); > dir =3D opendir(dirname); >=20 > if (dir =3D=3D NULL) { > @@ -663,23 +666,23 @@ eth_virtio_dev_init(__rte_unused struct > struct virtio_hw *hw =3D > VIRTIO_DEV_PRIVATE_TO_HW(eth_dev->data->dev_private); >=20 > - if (RTE_PKTMBUF_HEADROOM < sizeof(struct virtio_net_hdr) ) { > + if (RTE_PKTMBUF_HEADROOM < sizeof(struct virtio_net_hdr)) { > PMD_INIT_LOG(ERR, > "MBUF HEADROOM should be enough to hold virtio net > hdr\n"); > - return (-1); > + return -1; > } >=20 > - if (! (rte_eal_get_configuration()->flags & EAL_FLG_HIGH_IOPL)) { > + if (!(rte_eal_get_configuration()->flags & EAL_FLG_HIGH_IOPL)) { > PMD_INIT_LOG(ERR, > "IOPL call failed in EAL init - cannot use virtio PMD > driver\n"); > - return (-1); > + return -1; > } >=20 > eth_dev->dev_ops =3D &virtio_eth_dev_ops; > eth_dev->rx_pkt_burst =3D &virtio_recv_pkts; > eth_dev->tx_pkt_burst =3D &virtio_xmit_pkts; >=20 > - if(rte_eal_process_type() =3D=3D RTE_PROC_SECONDARY) > + if (rte_eal_process_type() =3D=3D RTE_PROC_SECONDARY) > return 0; >=20 > pci_dev =3D eth_dev->pci_dev; > @@ -690,7 +693,7 @@ eth_virtio_dev_init(__rte_unused struct > { > char dirname[PATH_MAX]; > char filename[PATH_MAX]; > - unsigned long start,size; > + unsigned long start, size; >=20 > if (get_uio_dev(&pci_dev->addr, dirname, sizeof(dirname)) < 0) > return -1; > @@ -714,8 +717,9 @@ eth_virtio_dev_init(__rte_unused struct > } > pci_dev->mem_resource[0].addr =3D (void *)(uintptr_t)start; > pci_dev->mem_resource[0].len =3D (uint64_t)size; > - PMD_INIT_LOG(DEBUG, "PCI Port IO found start=3D0x%lx with " > - "size=3D0x%lx\n", start, size); > + PMD_INIT_LOG(DEBUG, > + "PCI Port IO found start=3D0x%lx with size=3D0x%lx\n", > + start, size); > } > #endif > hw->io_base =3D (uint32_t)(uintptr_t)pci_dev->mem_resource[0].addr; > @@ -731,7 +735,7 @@ eth_virtio_dev_init(__rte_unused struct > virtio_negotiate_features(hw); >=20 > /* Setting up rx_header size for the device */ > - if(vtpci_with_feature(hw, VIRTIO_NET_F_MRG_RXBUF)) > + if (vtpci_with_feature(hw, VIRTIO_NET_F_MRG_RXBUF)) > hw->vtnet_hdr_size =3D sizeof(struct virtio_net_hdr_mrg_rxbuf); > else > hw->vtnet_hdr_size =3D sizeof(struct virtio_net_hdr); > @@ -742,15 +746,17 @@ eth_virtio_dev_init(__rte_unused struct > PMD_INIT_LOG(ERR, > "Failed to allocate %d bytes needed to store MAC > addresses", > ETHER_ADDR_LEN); > - return (-ENOMEM); > + return -ENOMEM; > } >=20 > /* Copy the permanent MAC address to: virtio_hw */ > virtio_get_hwaddr(hw); > ether_addr_copy((struct ether_addr *) hw->mac_addr, > ð_dev->data->mac_addrs[0]); > - PMD_INIT_LOG(DEBUG, "PORT MAC: > %02X:%02X:%02X:%02X:%02X:%02X\n", hw->mac_addr[0], > - hw->mac_addr[1],hw->mac_addr[2], hw- > >mac_addr[3], hw->mac_addr[4], hw->mac_addr[5]); > + PMD_INIT_LOG(DEBUG, > + "PORT MAC: %02X:%02X:%02X:%02X:%02X:%02X\n", > + hw->mac_addr[0], hw->mac_addr[1], hw->mac_addr[2], > + hw->mac_addr[3], hw->mac_addr[4], hw->mac_addr[5]); >=20 > if (vtpci_with_feature(hw, VIRTIO_NET_F_CTRL_VQ)) { > config =3D &local_config; > @@ -758,16 +764,16 @@ eth_virtio_dev_init(__rte_unused struct > if (vtpci_with_feature(hw, VIRTIO_NET_F_STATUS)) { > offset_conf +=3D sizeof(config->status); > } else { > - PMD_INIT_LOG(DEBUG, "VIRTIO_NET_F_STATUS is " > - "not supported\n"); > + PMD_INIT_LOG(DEBUG, > + "VIRTIO_NET_F_STATUS is not > supported\n"); > config->status =3D 0; > } >=20 > if (vtpci_with_feature(hw, VIRTIO_NET_F_MQ)) { > offset_conf +=3D sizeof(config->max_virtqueue_pairs); > } else { > - PMD_INIT_LOG(DEBUG, "VIRTIO_NET_F_MQ is " > - "not supported\n"); > + PMD_INIT_LOG(DEBUG, > + "VIRTIO_NET_F_MQ is not supported\n"); > config->max_virtqueue_pairs =3D 1; > } >=20 > @@ -828,7 +834,7 @@ static int > rte_virtio_pmd_init(const char *name __rte_unused, const char *param > __rte_unused) > { > rte_eth_driver_register(&rte_virtio_pmd); > - return (0); > + return 0; > } >=20 > /* > @@ -851,7 +857,7 @@ virtio_dev_tx_queue_release(__rte_unused > static int > virtio_dev_configure(__rte_unused struct rte_eth_dev *dev) > { > - return (0); > + return 0; > } >=20 >=20 > @@ -877,13 +883,13 @@ virtio_dev_start(struct rte_eth_dev *dev > virtio_dev_rxtx_start(dev); >=20 > /* Check VIRTIO_NET_F_STATUS for link status*/ > - if(vtpci_with_feature(hw, VIRTIO_NET_F_STATUS)) { > + if (vtpci_with_feature(hw, VIRTIO_NET_F_STATUS)) { > vtpci_read_dev_config(hw, > offsetof(struct virtio_net_config, status), > &status, sizeof(status)); > - if((status & VIRTIO_NET_S_LINK_UP) =3D=3D 0) { > + if ((status & VIRTIO_NET_S_LINK_UP) =3D=3D 0) { > PMD_INIT_LOG(ERR, "Port: %d Link is DOWN\n", > dev->data->port_id); > - return (-EIO); > + return -EIO; > } else { > PMD_INIT_LOG(DEBUG, "Port: %d Link is UP\n", dev- > >data->port_id); > } > @@ -920,9 +926,10 @@ static void virtio_dev_free_mbufs(struct > { > struct rte_mbuf *buf; > int i, mbuf_num =3D 0; > + > for (i =3D 0; i < dev->data->nb_rx_queues; i++) { > - PMD_INIT_LOG(DEBUG, "Before freeing rxq[%d] used and " > - "unused buf\n", i); > + PMD_INIT_LOG(DEBUG, > + "Before freeing rxq[%d] used and unused buf\n", i); > VIRTQUEUE_DUMP((struct virtqueue *)dev->data- > >rx_queues[i]); >=20 > while ((buf =3D (struct rte_mbuf *)virtqueue_detatch_unused( > @@ -932,14 +939,15 @@ static void virtio_dev_free_mbufs(struct > } >=20 > PMD_INIT_LOG(DEBUG, "free %d mbufs\n", mbuf_num); > - PMD_INIT_LOG(DEBUG, "After freeing rxq[%d] used and " > - "unused buf\n", i); > + PMD_INIT_LOG(DEBUG, > + "After freeing rxq[%d] used and unused buf\n", i); > VIRTQUEUE_DUMP((struct virtqueue *)dev->data- > >rx_queues[i]); > } >=20 > for (i =3D 0; i < dev->data->nb_tx_queues; i++) { > - PMD_INIT_LOG(DEBUG, "Before freeing txq[%d] used and " > - "unused bufs\n", i); > + PMD_INIT_LOG(DEBUG, > + "Before freeing txq[%d] used and unused bufs\n", > + i); > VIRTQUEUE_DUMP((struct virtqueue *)dev->data- > >tx_queues[i]); >=20 > mbuf_num =3D 0; > @@ -980,34 +988,37 @@ virtio_dev_link_update(struct rte_eth_de > memset(&link, 0, sizeof(link)); > virtio_dev_atomic_read_link_status(dev, &link); > old =3D link; > - link.link_duplex =3D FULL_DUPLEX ; > - link.link_speed =3D SPEED_10G ; > - if(vtpci_with_feature(hw, VIRTIO_NET_F_STATUS)) { > + link.link_duplex =3D FULL_DUPLEX; > + link.link_speed =3D SPEED_10G; > + if (vtpci_with_feature(hw, VIRTIO_NET_F_STATUS)) { > PMD_INIT_LOG(DEBUG, "Get link status from hw\n"); > vtpci_read_dev_config(hw, > offsetof(struct virtio_net_config, status), > &status, sizeof(status)); > - if((status & VIRTIO_NET_S_LINK_UP) =3D=3D 0) { > + if ((status & VIRTIO_NET_S_LINK_UP) =3D=3D 0) { > link.link_status =3D 0; > - PMD_INIT_LOG(DEBUG, "Port %d is down\n",dev- > >data->port_id); > + PMD_INIT_LOG(DEBUG, "Port %d is down\n", > + dev->data->port_id); > } else { > link.link_status =3D 1; > - PMD_INIT_LOG(DEBUG, "Port %d is up\n",dev->data- > >port_id); > + PMD_INIT_LOG(DEBUG, "Port %d is up\n", > + dev->data->port_id); > } > } else { > - link.link_status =3D 1; //Link up > + link.link_status =3D 1; /* Link up */ > } > virtio_dev_atomic_write_link_status(dev, &link); > - if(old.link_status =3D=3D link.link_status) > - return (-1); > + if (old.link_status =3D=3D link.link_status) > + return -1; > /*changed*/ > - return (0); > + return 0; > } >=20 > static void > virtio_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info > *dev_info) > { > struct virtio_hw *hw =3D VIRTIO_DEV_PRIVATE_TO_HW(dev->data- > >dev_private); > + > dev_info->driver_name =3D dev->driver->pci_drv.name; > dev_info->max_rx_queues =3D (uint16_t)hw->max_rx_queues; > dev_info->max_tx_queues =3D (uint16_t)hw->max_tx_queues; > --- a/lib/librte_pmd_virtio/virtio_ethdev.h 2014-06-12 > 17:41:20.305298960 -0700 > +++ b/lib/librte_pmd_virtio/virtio_ethdev.h 2014-06-12 > 17:41:20.297298905 -0700 > @@ -123,7 +123,7 @@ struct virtio_adapter { > * via tcp_lro_rx(). > */ > #define VTNET_LRO_FEATURES (VIRTIO_NET_F_GUEST_TSO4 | \ > - VIRTIO_NET_F_GUEST_TSO6 | VIRTIO_NET_F_GUEST_ECN) > + VIRTIO_NET_F_GUEST_TSO6 | > VIRTIO_NET_F_GUEST_ECN) >=20 >=20 > #endif /* _VIRTIO_ETHDEV_H_ */ > --- a/lib/librte_pmd_virtio/virtio_pci.c 2014-06-12 17:41:20.305298960 -0= 700 > +++ b/lib/librte_pmd_virtio/virtio_pci.c 2014-06-12 17:41:20.297298905 -0= 700 > @@ -92,7 +92,7 @@ vtpci_negotiate_features(struct virtio_h > features =3D (hw->host_features) & guest_features; >=20 > VIRTIO_WRITE_REG_4(hw, VIRTIO_PCI_GUEST_FEATURES, features); > - return (features); > + return features; > } >=20 >=20 > @@ -116,7 +116,7 @@ vtpci_reinit_complete(struct virtio_hw * > uint8_t > vtpci_get_status(struct virtio_hw *hw) > { > - return (VIRTIO_READ_REG_1(hw, VIRTIO_PCI_STATUS)); > + return VIRTIO_READ_REG_1(hw, VIRTIO_PCI_STATUS); > } >=20 > void > --- a/lib/librte_pmd_virtio/virtio_ring.h 2014-06-12 17:41:20.305298960 -= 0700 > +++ b/lib/librte_pmd_virtio/virtio_ring.h 2014-06-12 17:47:23.323539780 -= 0700 > @@ -133,7 +133,7 @@ vring_size(unsigned int num, unsigned lo > size =3D RTE_ALIGN_CEIL(size, align); > size +=3D sizeof(struct vring_used) + > (num * sizeof(struct vring_used_elem)); > - return (size); > + return size; > } >=20 > static inline void > @@ -145,7 +145,7 @@ vring_init(struct vring *vr, unsigned in > vr->avail =3D (struct vring_avail *) (p + > num * sizeof(struct vring_desc)); > vr->used =3D (void *) > - RTE_ALIGN_CEIL( (uintptr_t)(&vr->avail->ring[num]), align); > + RTE_ALIGN_CEIL((uintptr_t)(&vr->avail->ring[num]), align); > } >=20 > /* > --- a/lib/librte_pmd_virtio/virtio_rxtx.c 2014-06-12 17:41:20.305298960 -= 0700 > +++ b/lib/librte_pmd_virtio/virtio_rxtx.c 2014-06-12 17:49:48.428390399 -= 0700 > @@ -54,7 +54,7 @@ > #include "virtio_ethdev.h" > #include "virtqueue.h" >=20 > -#ifdef RTE_LIBRTE_VIRTIO_DEBUG_DUMP > +#ifdef RTE_LIBRTE_VIRTIO_DEBUG_DUMP > #define VIRTIO_DUMP_PACKET(m, len) rte_pktmbuf_dump(m, len) > #else > #define VIRTIO_DUMP_PACKET(m, len) do { } while (0) > @@ -68,7 +68,7 @@ rte_rxmbuf_alloc(struct rte_mempool *mp) > m =3D __rte_mbuf_raw_alloc(mp); > __rte_mbuf_sanity_check_raw(m, RTE_MBUF_PKT, 0); >=20 > - return (m); > + return m; > } >=20 > static void > @@ -175,6 +175,7 @@ virtio_dev_rxtx_start(struct rte_eth_dev > * > */ > int i; > + > PMD_INIT_FUNC_TRACE(); >=20 > /* Start rx vring. */ > @@ -214,7 +215,7 @@ virtio_dev_rx_queue_setup(struct rte_eth > vq->mpool =3D mp; >=20 > dev->data->rx_queues[queue_idx] =3D vq; > - return (0); > + return 0; > } >=20 > /* > @@ -244,7 +245,7 @@ virtio_dev_tx_queue_setup(struct rte_eth > } >=20 > dev->data->tx_queues[queue_idx] =3D vq; > - return (0); > + return 0; > } >=20 > static void > @@ -285,17 +286,18 @@ virtio_recv_pkts(void *rx_queue, struct > if (likely(num > DESC_PER_CACHELINE)) > num =3D num - ((rxvq->vq_used_cons_idx + num) % > DESC_PER_CACHELINE); >=20 > - if(num =3D=3D 0) return 0; > + if (num =3D=3D 0) > + return 0; >=20 > num =3D virtqueue_dequeue_burst_rx(rxvq, rcv_pkts, len, num); > PMD_RX_LOG(DEBUG, "used:%d dequeue:%d\n", nb_used, num); > - for (i =3D 0; i < num ; i ++) { > + for (i =3D 0; i < num ; i++) { > rxm =3D rcv_pkts[i]; >=20 > PMD_RX_LOG(DEBUG, "packet len:%d\n", len[i]); >=20 > if (unlikely(len[i] > - < (uint32_t)hw->vtnet_hdr_size + ETHER_HDR_LEN)) { > + < (uint32_t)hw->vtnet_hdr_size + ETHER_HDR_LEN)) > { > PMD_RX_LOG(ERR, "Packet drop\n"); > nb_enqueued++; > virtio_discard_rxbuf(rxvq, rxm); > @@ -308,9 +310,9 @@ virtio_recv_pkts(void *rx_queue, struct > rxm->pkt.nb_segs =3D 1; > rxm->pkt.next =3D NULL; > rxm->pkt.pkt_len =3D (uint32_t)(len[i] > - - sizeof(struct virtio_net_hdr)); > + - sizeof(struct virtio_net_hdr)); > rxm->pkt.data_len =3D (uint16_t)(len[i] > - - sizeof(struct virtio_net_hdr)); > + - sizeof(struct virtio_net_hdr)); >=20 > VIRTIO_DUMP_PACKET(rxm, rxm->pkt.data_len); >=20 > @@ -336,7 +338,7 @@ virtio_recv_pkts(void *rx_queue, struct > rte_pktmbuf_free_seg(new_mbuf); > break; > } > - nb_enqueued ++; > + nb_enqueued++; > } > if (likely(nb_enqueued)) { > if (unlikely(virtqueue_kick_prepare(rxvq))) { > @@ -347,7 +349,7 @@ virtio_recv_pkts(void *rx_queue, struct >=20 > vq_update_avail_idx(rxvq); >=20 > - return (nb_rx); > + return nb_rx; > } >=20 > uint16_t > @@ -362,7 +364,7 @@ virtio_xmit_pkts(void *tx_queue, struct > nb_tx =3D 0; >=20 > if (unlikely(nb_pkts < 1)) > - return (nb_pkts); > + return nb_pkts; >=20 > PMD_TX_LOG(DEBUG, "%d packets to xmit", nb_pkts); > nb_used =3D VIRTQUEUE_NUSED(txvq); > @@ -378,7 +380,7 @@ virtio_xmit_pkts(void *tx_queue, struct > num--; > } >=20 > - if(!virtqueue_full(txvq)) { > + if (!virtqueue_full(txvq)) { > txm =3D tx_pkts[nb_tx]; > /* Enqueue Packet buffers */ > error =3D virtqueue_enqueue_xmit(txvq, txm); > @@ -405,10 +407,10 @@ virtio_xmit_pkts(void *tx_queue, struct > hw->eth_stats.opackets +=3D nb_tx; > hw->eth_stats.q_opackets[txvq->queue_id] +=3D nb_tx; >=20 > - if(unlikely(virtqueue_kick_prepare(txvq))) { > + if (unlikely(virtqueue_kick_prepare(txvq))) { > virtqueue_notify(txvq); > PMD_TX_LOG(DEBUG, "Notified backend after xmit\n"); > } >=20 > - return (nb_tx); > + return nb_tx; > } > --- a/lib/librte_pmd_virtio/virtqueue.c 2014-06-12 17:41:20.305298960 -07= 00 > +++ b/lib/librte_pmd_virtio/virtqueue.c 2014-06-12 17:41:20.297298905 -07= 00 > @@ -60,11 +60,11 @@ virtqueue_detatch_unused(struct virtqueu > struct rte_mbuf *cookie; > int idx; >=20 > - for(idx =3D 0; idx < vq->vq_nentries; idx++) { > + for (idx =3D 0; idx < vq->vq_nentries; idx++) { > if ((cookie =3D vq->vq_descx[idx].cookie) !=3D NULL) { > vq->vq_descx[idx].cookie =3D NULL; > return cookie; > } > } > - return (NULL); > + return NULL; > } > --- a/lib/librte_pmd_virtio/virtio_pci.h 2014-06-12 17:38:02.843929358 -0= 700 > +++ b/lib/librte_pmd_virtio/virtio_pci.h 2014-06-12 17:46:57.739390234 -0= 700 > @@ -65,12 +65,12 @@ struct virtqueue; > #define VIRTIO_PCI_QUEUE_SEL 14 /* current VQ selection (16, RW) */ > #define VIRTIO_PCI_QUEUE_NOTIFY 16 /* notify host regarding VQ (16, RW= ) > */ > #define VIRTIO_PCI_STATUS 18 /* device status register (8, RW) *= / > -#define VIRTIO_PCI_ISR 19 /* interrupt status register, readi= ng > - * also clears the register (8, RO)= */ > +#define VIRTIO_PCI_ISR 19 /* interrupt status register, reading > + * also clears the register (8, RO) */ > /* Only if MSIX is enabled: */ > #define VIRTIO_MSI_CONFIG_VECTOR 20 /* configuration change vector (16, > RW) */ > -#define VIRTIO_MSI_QUEUE_VECTOR 22 /* vector for selected VQ > notifications > - (16, RW) */ > +#define VIRTIO_MSI_QUEUE_VECTOR 22 /* vector for selected VQ > notifications > + (16, RW) */ >=20 > /* The bit of the ISR which indicates a device has an interrupt. */ > #define VIRTIO_PCI_ISR_INTR 0x1 > @@ -255,7 +255,7 @@ outl_p(unsigned int data, unsigned int p > static inline int > vtpci_with_feature(struct virtio_hw *hw, uint32_t feature) > { > - return ((hw->guest_features & feature) !=3D 0); > + return (hw->guest_features & feature) !=3D 0; > } >=20 > /* > --- a/lib/librte_pmd_virtio/virtqueue.h 2014-06-12 17:38:02.843929358 -07= 00 > +++ b/lib/librte_pmd_virtio/virtqueue.h 2014-06-12 17:51:39.225042642 -07= 00 > @@ -209,12 +209,12 @@ void virtqueue_dump(struct virtqueue *vq > /** > * Get all mbufs to be freed. > */ > -struct rte_mbuf * virtqueue_detatch_unused(struct virtqueue *vq); > +struct rte_mbuf *virtqueue_detatch_unused(struct virtqueue *vq); >=20 > static inline int > virtqueue_full(const struct virtqueue *vq) > { > - return (vq->vq_free_cnt =3D=3D 0); > + return vq->vq_free_cnt =3D=3D 0; > } >=20 > #define VIRTQUEUE_NUSED(vq) ((uint16_t)((vq)->vq_ring.used->idx - (vq)- > >vq_used_cons_idx)) > @@ -243,7 +243,7 @@ vq_update_avail_ring(struct virtqueue *v > } >=20 > static inline int __attribute__((always_inline)) > -virtqueue_kick_prepare(struct virtqueue * vq) > +virtqueue_kick_prepare(struct virtqueue *vq) > { > return !(vq->vq_ring.used->flags & VRING_USED_F_NO_NOTIFY); > } > @@ -298,18 +298,17 @@ virtqueue_enqueue_recv_refill(struct vir > { > struct vq_desc_extra *dxp; > struct vring_desc *start_dp; > - uint16_t needed; > + uint16_t needed =3D 1; > uint16_t head_idx, idx; > - needed =3D 1; >=20 > if (unlikely(vq->vq_free_cnt =3D=3D 0)) > - return (-ENOSPC); > + return -ENOSPC; > if (unlikely(vq->vq_free_cnt < needed)) > - return (-EMSGSIZE); > + return -EMSGSIZE; >=20 > head_idx =3D vq->vq_desc_head_idx; > if (unlikely(head_idx >=3D vq->vq_nentries)) > - return (-EFAULT); > + return -EFAULT; >=20 > idx =3D head_idx; > dxp =3D &vq->vq_descx[idx]; > @@ -328,7 +327,7 @@ virtqueue_enqueue_recv_refill(struct vir > vq->vq_free_cnt =3D (uint16_t)(vq->vq_free_cnt - needed); > vq_update_avail_ring(vq, head_idx); >=20 > - return (0); > + return 0; > } >=20 > static inline int __attribute__((always_inline)) > @@ -336,16 +335,16 @@ virtqueue_enqueue_xmit(struct virtqueue > { > struct vq_desc_extra *dxp; > struct vring_desc *start_dp; > - uint16_t needed; > + uint16_t needed =3D 2; > uint16_t head_idx, idx; > - needed =3D 2; > + > if (unlikely(txvq->vq_free_cnt =3D=3D 0)) > - return (-ENOSPC); > + return -ENOSPC; > if (unlikely(txvq->vq_free_cnt < needed)) > - return (-EMSGSIZE); > + return -EMSGSIZE; > head_idx =3D txvq->vq_desc_head_idx; > if (unlikely(head_idx >=3D txvq->vq_nentries)) > - return (-EFAULT); > + return -EFAULT; >=20 > idx =3D head_idx; > dxp =3D &txvq->vq_descx[idx]; > @@ -369,7 +368,7 @@ virtqueue_enqueue_xmit(struct virtqueue > txvq->vq_free_cnt =3D (uint16_t)(txvq->vq_free_cnt - needed); > vq_update_avail_ring(txvq, head_idx); >=20 > - return (0); > + return 0; > } >=20 > static inline uint16_t __attribute__((always_inline)) > @@ -381,7 +380,7 @@ virtqueue_dequeue_burst_rx(struct virtqu > uint16_t i; >=20 > /* Caller does the check */ > - for (i =3D 0; i < num ; i ++) { > + for (i =3D 0; i < num; i++) { > used_idx =3D (uint16_t)(vq->vq_used_cons_idx & (vq->vq_nentries > - 1)); > uep =3D &vq->vq_ring.used->ring[used_idx]; > desc_idx =3D (uint16_t) uep->id; > @@ -402,7 +401,7 @@ virtqueue_dequeue_burst_rx(struct virtqu > vq->vq_descx[desc_idx].cookie =3D NULL; > } >=20 > - return (i); > + return i; > } >=20 > static inline uint16_t __attribute__((always_inline)) > @@ -420,7 +419,7 @@ virtqueue_dequeue_pkt_tx(struct virtqueu > return 0; > } >=20 > -#ifdef RTE_LIBRTE_VIRTIO_DEBUG_DUMP > +#ifdef RTE_LIBRTE_VIRTIO_DEBUG_DUMP > #define VIRTQUEUE_DUMP(vq) do { \ > uint16_t used_idx, nused; \ > used_idx =3D (vq)->vq_ring.used->idx; \