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SFS:(10009020)(6069001)(6009001)(4326007)(92566002)(189998001)(2351001)(15650500001)(81166006)(33646002)(76176999)(229853001)(2950100001)(50986999)(19580405001)(19580395003)(36756003)(50466002)(110136002)(8676002)(2906002)(586003)(3846002)(77096005)(5004730100002)(5003940100001)(50226002)(66066001)(47776003)(48376002)(42186005)(5008740100001)(6116002)(7099028); DIR:OUT; SFP:1101; SCL:1; SRVR:CY1PR0701MB1725; H:localhost.localdomain.localdomain; FPR:; SPF:None; MLV:sfv; LANG:en; X-Microsoft-Exchange-Diagnostics: 1; CY1PR0701MB1725; 23: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 X-Microsoft-Exchange-Diagnostics: 1; CY1PR0701MB1725; 5:yprmGG+vO5rtjHdZvO4WzKwrtlMNDiH2QTOT4Pji1nPHnHv4btOEeBHqJErSl2dSzxfuvURs4qtgGCv7Fi4Zs6FLPRxAFMumqeOg2BW3+xdSb3KZWX1D2TaZRE5pi9gthwnu3U304Iz0G1k04h2leQ==; 24:NFQBdrwPCcvjjJyQyDnc+6mepTIokNdRY/u/9UaNVuyUp1/GLC48CT4z4LgTZaEgm0QrBhU6qA/Krx+8JWWQRb2ZEEws1dMVrVkUYTh7+9A=; 7:kKxSbbQfF/FQrZGRqaFLcCxefsnJ6LLmq3KhFEyu9tLXN7BXDpsKZxf7lowfxGt+nhRlsBvUrDie70OMiF0Wj5KVhUccFb7slJo5j+dNkBq+XWe6FDX8ABw9PWXtEIlRoLifMcaaRP5UrDGiIfdQB9dqvuKJzwHjXkL5bgsW/m5bAa4EIKuf8DsDE3KZPNER SpamDiagnosticOutput: 1:23 SpamDiagnosticMetadata: NSPM X-OriginatorOrg: caviumnetworks.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 29 May 2016 16:48:16.3801 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-Transport-CrossTenantHeadersStamped: CY1PR0701MB1725 Subject: [dpdk-dev] [PATCH v2 03/20] thunderx/nicvf: add link status and link update support 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: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Extended the nicvf_interrupt function to respond NIC_MBOX_MSG_BGX_LINK_CHANGE mbox message from PF and update struct rte_eth_link accordingly. Signed-off-by: Jerin Jacob Signed-off-by: Maciej Czekaj Signed-off-by: Kamil Rytarowski Signed-off-by: Zyta Szpak Signed-off-by: Slawomir Rosek Signed-off-by: Radoslaw Biernacki --- drivers/net/thunderx/nicvf_ethdev.c | 55 ++++++++++++++++++++++++++++++++++++- drivers/net/thunderx/nicvf_ethdev.h | 4 +++ 2 files changed, 58 insertions(+), 1 deletion(-) diff --git a/drivers/net/thunderx/nicvf_ethdev.c b/drivers/net/thunderx/nicvf_ethdev.c index 7b9b6f6..9f4ca65 100644 --- a/drivers/net/thunderx/nicvf_ethdev.c +++ b/drivers/net/thunderx/nicvf_ethdev.c @@ -69,6 +69,35 @@ #include "nicvf_logs.h" +static int nicvf_dev_link_update(struct rte_eth_dev *dev, int wait_to_complete); + +static inline int +nicvf_atomic_write_link_status(struct rte_eth_dev *dev, + struct rte_eth_link *link) +{ + struct rte_eth_link *dst = &dev->data->dev_link; + struct rte_eth_link *src = link; + + if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst, + *(uint64_t *)src) == 0) + return -1; + + return 0; +} + +static inline void +nicvf_set_eth_link_status(struct nicvf *nic, struct rte_eth_link *link) +{ + link->link_status = nic->link_up; + link->link_duplex = ETH_LINK_AUTONEG; + if (nic->duplex == NICVF_HALF_DUPLEX) + link->link_duplex = ETH_LINK_HALF_DUPLEX; + else if (nic->duplex == NICVF_FULL_DUPLEX) + link->link_duplex = ETH_LINK_FULL_DUPLEX; + link->link_speed = nic->speed; + link->link_autoneg = ETH_LINK_SPEED_AUTONEG; +} + static struct itimerspec alarm_time = { .it_interval = { .tv_sec = 0, @@ -85,7 +114,13 @@ nicvf_interrupt(struct rte_intr_handle *hdl __rte_unused, void *arg) { struct nicvf *nic = (struct nicvf *)arg; - nicvf_reg_poll_interrupts(nic); + if (nicvf_reg_poll_interrupts(nic) == NIC_MBOX_MSG_BGX_LINK_CHANGE) { + if (nic->eth_dev->data->dev_conf.intr_conf.lsc) + nicvf_set_eth_link_status(nic, + &nic->eth_dev->data->dev_link); + _rte_eth_dev_callback_process(nic->eth_dev, + RTE_ETH_EVENT_INTR_LSC); + } } static int @@ -115,8 +150,26 @@ nicvf_periodic_alarm_stop(struct nicvf *nic) return ret; } +/* + * Return 0 means link status changed, -1 means not changed + */ +static int +nicvf_dev_link_update(struct rte_eth_dev *dev, + int wait_to_complete __rte_unused) +{ + struct rte_eth_link link; + struct nicvf *nic = nicvf_pmd_priv(dev); + + PMD_INIT_FUNC_TRACE(); + + memset(&link, 0, sizeof(link)); + nicvf_set_eth_link_status(nic, &link); + return nicvf_atomic_write_link_status(dev, &link); +} + /* Initialize and register driver with DPDK Application */ static const struct eth_dev_ops nicvf_eth_dev_ops = { + .link_update = nicvf_dev_link_update, }; static int diff --git a/drivers/net/thunderx/nicvf_ethdev.h b/drivers/net/thunderx/nicvf_ethdev.h index d4d2071..8189856 100644 --- a/drivers/net/thunderx/nicvf_ethdev.h +++ b/drivers/net/thunderx/nicvf_ethdev.h @@ -38,6 +38,10 @@ #define THUNDERX_NICVF_PMD_VERSION "1.0" #define NICVF_INTR_POLL_INTERVAL_MS 50 +#define NICVF_HALF_DUPLEX 0x00 +#define NICVF_FULL_DUPLEX 0x01 +#define NICVF_UNKNOWN_DUPLEX 0xff + static inline struct nicvf * nicvf_pmd_priv(struct rte_eth_dev *eth_dev)