From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by dpdk.org (Postfix) with ESMTP id C9194255 for ; Tue, 27 Jan 2015 03:36:31 +0100 (CET) Received: from orsmga001.jf.intel.com ([10.7.209.18]) by fmsmga102.fm.intel.com with ESMTP; 26 Jan 2015 18:36:28 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.09,471,1418112000"; d="scan'208";a="642963561" Received: from shvmail01.sh.intel.com ([10.239.29.42]) by orsmga001.jf.intel.com with ESMTP; 26 Jan 2015 18:36:28 -0800 Received: from shecgisg004.sh.intel.com (shecgisg004.sh.intel.com [10.239.29.89]) by shvmail01.sh.intel.com with ESMTP id t0R2aP9P014845; Tue, 27 Jan 2015 10:36:25 +0800 Received: from shecgisg004.sh.intel.com (localhost [127.0.0.1]) by shecgisg004.sh.intel.com (8.13.6/8.13.6/SuSE Linux 0.8) with ESMTP id t0R2aNuk013779; Tue, 27 Jan 2015 10:36:25 +0800 Received: (from couyang@localhost) by shecgisg004.sh.intel.com (8.13.6/8.13.6/Submit) id t0R2aMMe013775; Tue, 27 Jan 2015 10:36:22 +0800 From: Ouyang Changchun To: dev@dpdk.org Date: Tue, 27 Jan 2015 10:35:47 +0800 Message-Id: <1422326164-13697-8-git-send-email-changchun.ouyang@intel.com> X-Mailer: git-send-email 1.7.12.2 In-Reply-To: <1422326164-13697-1-git-send-email-changchun.ouyang@intel.com> References: <1421298930-15210-1-git-send-email-changchun.ouyang@intel.com> <1422326164-13697-1-git-send-email-changchun.ouyang@intel.com> Subject: [dpdk-dev] [PATCH v2 07/24] virtio: Remove unnecessary adapter structure 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: Tue, 27 Jan 2015 02:37:10 -0000 Cleanup virtio code by eliminating unnecessary nesting of virtio hardware structure inside adapter structure. Also allows removing unneeded macro, making code clearer. Signed-off-by: Stephen Hemminger Signed-off-by: Changchun Ouyang --- lib/librte_pmd_virtio/virtio_ethdev.c | 43 ++++++++++++----------------------- lib/librte_pmd_virtio/virtio_ethdev.h | 9 -------- lib/librte_pmd_virtio/virtio_rxtx.c | 3 +-- 3 files changed, 16 insertions(+), 39 deletions(-) diff --git a/lib/librte_pmd_virtio/virtio_ethdev.c b/lib/librte_pmd_virtio/virtio_ethdev.c index da74659..59b74b7 100644 --- a/lib/librte_pmd_virtio/virtio_ethdev.c +++ b/lib/librte_pmd_virtio/virtio_ethdev.c @@ -207,8 +207,7 @@ virtio_send_command(struct virtqueue *vq, struct virtio_pmd_ctrl *ctrl, static int virtio_set_multiple_queues(struct rte_eth_dev *dev, uint16_t nb_queues) { - struct virtio_hw *hw - = VIRTIO_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct virtio_hw *hw = dev->data->dev_private; struct virtio_pmd_ctrl ctrl; int dlen[1]; int ret; @@ -242,8 +241,7 @@ int virtio_dev_queue_setup(struct rte_eth_dev *dev, const struct rte_memzone *mz; uint16_t vq_size; int size; - struct virtio_hw *hw = - VIRTIO_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct virtio_hw *hw = dev->data->dev_private; struct virtqueue *vq = NULL; /* Write the virtqueue index to the Queue Select Field */ @@ -383,8 +381,7 @@ virtio_dev_cq_queue_setup(struct rte_eth_dev *dev, uint16_t vtpci_queue_idx, struct virtqueue *vq; uint16_t nb_desc = 0; int ret; - struct virtio_hw *hw = - VIRTIO_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct virtio_hw *hw = dev->data->dev_private; PMD_INIT_FUNC_TRACE(); ret = virtio_dev_queue_setup(dev, VTNET_CQ, VTNET_SQ_CQ_QUEUE_IDX, @@ -410,8 +407,7 @@ virtio_dev_close(struct rte_eth_dev *dev) static void virtio_dev_promiscuous_enable(struct rte_eth_dev *dev) { - struct virtio_hw *hw - = VIRTIO_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct virtio_hw *hw = dev->data->dev_private; struct virtio_pmd_ctrl ctrl; int dlen[1]; int ret; @@ -430,8 +426,7 @@ virtio_dev_promiscuous_enable(struct rte_eth_dev *dev) static void virtio_dev_promiscuous_disable(struct rte_eth_dev *dev) { - struct virtio_hw *hw - = VIRTIO_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct virtio_hw *hw = dev->data->dev_private; struct virtio_pmd_ctrl ctrl; int dlen[1]; int ret; @@ -450,8 +445,7 @@ virtio_dev_promiscuous_disable(struct rte_eth_dev *dev) static void virtio_dev_allmulticast_enable(struct rte_eth_dev *dev) { - struct virtio_hw *hw - = VIRTIO_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct virtio_hw *hw = dev->data->dev_private; struct virtio_pmd_ctrl ctrl; int dlen[1]; int ret; @@ -470,8 +464,7 @@ virtio_dev_allmulticast_enable(struct rte_eth_dev *dev) static void virtio_dev_allmulticast_disable(struct rte_eth_dev *dev) { - struct virtio_hw *hw - = VIRTIO_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct virtio_hw *hw = dev->data->dev_private; struct virtio_pmd_ctrl ctrl; int dlen[1]; int ret; @@ -853,8 +846,7 @@ virtio_interrupt_handler(__rte_unused struct rte_intr_handle *handle, void *param) { struct rte_eth_dev *dev = param; - struct virtio_hw *hw = - VIRTIO_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct virtio_hw *hw = dev->data->dev_private; uint8_t isr; /* Read interrupt status which clears interrupt */ @@ -880,12 +872,11 @@ static int eth_virtio_dev_init(__rte_unused struct eth_driver *eth_drv, struct rte_eth_dev *eth_dev) { + struct virtio_hw *hw = eth_dev->data->dev_private; struct virtio_net_config *config; struct virtio_net_config local_config; uint32_t offset_conf = sizeof(config->mac); struct rte_pci_device *pci_dev; - struct virtio_hw *hw = - VIRTIO_DEV_PRIVATE_TO_HW(eth_dev->data->dev_private); if (RTE_PKTMBUF_HEADROOM < sizeof(struct virtio_net_hdr)) { PMD_INIT_LOG(ERR, @@ -1010,7 +1001,7 @@ static struct eth_driver rte_virtio_pmd = { .drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_INTR_LSC, }, .eth_dev_init = eth_virtio_dev_init, - .dev_private_size = sizeof(struct virtio_adapter), + .dev_private_size = sizeof(struct virtio_hw), }; /* @@ -1053,8 +1044,7 @@ static int virtio_dev_configure(struct rte_eth_dev *dev) { const struct rte_eth_rxmode *rxmode = &dev->data->dev_conf.rxmode; - struct virtio_hw *hw = - VIRTIO_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct virtio_hw *hw = dev->data->dev_private; int ret; PMD_INIT_LOG(DEBUG, "configure"); @@ -1078,8 +1068,7 @@ static int virtio_dev_start(struct rte_eth_dev *dev) { uint16_t nb_queues, i; - struct virtio_hw *hw = - VIRTIO_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct virtio_hw *hw = dev->data->dev_private; /* Tell the host we've noticed this device. */ vtpci_set_status(hw, VIRTIO_CONFIG_STATUS_ACK); @@ -1185,8 +1174,7 @@ static void virtio_dev_free_mbufs(struct rte_eth_dev *dev) static void virtio_dev_stop(struct rte_eth_dev *dev) { - struct virtio_hw *hw = - VIRTIO_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct virtio_hw *hw = dev->data->dev_private; /* reset the NIC */ vtpci_irq_config(hw, 0); @@ -1199,8 +1187,7 @@ virtio_dev_link_update(struct rte_eth_dev *dev, __rte_unused int wait_to_complet { struct rte_eth_link link, old; uint16_t status; - struct virtio_hw *hw = - VIRTIO_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct virtio_hw *hw = dev->data->dev_private; memset(&link, 0, sizeof(link)); virtio_dev_atomic_read_link_status(dev, &link); old = link; @@ -1232,7 +1219,7 @@ virtio_dev_link_update(struct rte_eth_dev *dev, __rte_unused int wait_to_complet static void virtio_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info) { - struct virtio_hw *hw = VIRTIO_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct virtio_hw *hw = dev->data->dev_private; dev_info->driver_name = dev->driver->pci_drv.name; dev_info->max_rx_queues = (uint16_t)hw->max_rx_queues; diff --git a/lib/librte_pmd_virtio/virtio_ethdev.h b/lib/librte_pmd_virtio/virtio_ethdev.h index 1da3c62..55c9749 100644 --- a/lib/librte_pmd_virtio/virtio_ethdev.h +++ b/lib/librte_pmd_virtio/virtio_ethdev.h @@ -110,15 +110,6 @@ uint16_t virtio_recv_mergeable_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, uint16_t virtio_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts, uint16_t nb_pkts); -/* - * Structure to store private data for each driver instance (for each port). - */ -struct virtio_adapter { - struct virtio_hw hw; -}; - -#define VIRTIO_DEV_PRIVATE_TO_HW(adapter)\ - (&((struct virtio_adapter *)adapter)->hw) /* * The VIRTIO_NET_F_GUEST_TSO[46] features permit the host to send us diff --git a/lib/librte_pmd_virtio/virtio_rxtx.c b/lib/librte_pmd_virtio/virtio_rxtx.c index e0216ec..a82d5ff 100644 --- a/lib/librte_pmd_virtio/virtio_rxtx.c +++ b/lib/librte_pmd_virtio/virtio_rxtx.c @@ -326,8 +326,7 @@ virtio_dev_vring_start(struct virtqueue *vq, int queue_type) void virtio_dev_cq_start(struct rte_eth_dev *dev) { - struct virtio_hw *hw - = VIRTIO_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct virtio_hw *hw = dev->data->dev_private; if (hw->cvq) { virtio_dev_vring_start(hw->cvq, VTNET_CQ); -- 1.8.4.2