From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 34716A00C5; Thu, 30 Dec 2021 07:09:25 +0100 (CET) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id ADCD940151; Thu, 30 Dec 2021 07:09:24 +0100 (CET) Received: from VLXDG1SPAM1.ramaxel.com (email.unionmem.com [221.4.138.186]) by mails.dpdk.org (Postfix) with ESMTP id 18AE940040 for ; Thu, 30 Dec 2021 07:09:21 +0100 (CET) Received: from V12DG1MBS01.ramaxel.local (v12dg1mbs01.ramaxel.local [172.26.18.31]) by VLXDG1SPAM1.ramaxel.com with ESMTPS id 1BU69BCH040071 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Thu, 30 Dec 2021 14:09:11 +0800 (GMT-8) (envelope-from songyl@ramaxel.com) Received: from localhost.localdomain (10.64.9.47) by V12DG1MBS01.ramaxel.local (172.26.18.31) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2308.14; Thu, 30 Dec 2021 14:09:11 +0800 From: Yanling Song To: CC: , , , , , , Subject: [PATCH v6 02/26] net/spnic: initialize the HW interface Date: Thu, 30 Dec 2021 14:08:40 +0800 Message-ID: <6c3420e1bf7371550c9e450675b5dc55591a7164.1640838702.git.songyl@ramaxel.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: References: MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.64.9.47] X-ClientProxiedBy: V12DG1MBS03.ramaxel.local (172.26.18.33) To V12DG1MBS01.ramaxel.local (172.26.18.31) X-DNSRBL: X-MAIL: VLXDG1SPAM1.ramaxel.com 1BU69BCH040071 X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Add HW interface registers and initialize the HW interface. Signed-off-by: Yanling Song --- drivers/net/spnic/base/meson.build | 2 + drivers/net/spnic/base/spnic_csr.h | 104 ++++ drivers/net/spnic/base/spnic_hwdev.c | 41 ++ drivers/net/spnic/base/spnic_hwdev.h | 29 + drivers/net/spnic/base/spnic_hwif.c | 774 +++++++++++++++++++++++++++ drivers/net/spnic/base/spnic_hwif.h | 155 ++++++ drivers/net/spnic/spnic_ethdev.c | 65 +++ drivers/net/spnic/spnic_ethdev.h | 48 +- 8 files changed, 1211 insertions(+), 7 deletions(-) create mode 100644 drivers/net/spnic/base/spnic_csr.h create mode 100644 drivers/net/spnic/base/spnic_hwdev.c create mode 100644 drivers/net/spnic/base/spnic_hwdev.h create mode 100644 drivers/net/spnic/base/spnic_hwif.c create mode 100644 drivers/net/spnic/base/spnic_hwif.h diff --git a/drivers/net/spnic/base/meson.build b/drivers/net/spnic/base/meson.build index e83a473881..edd6e94772 100644 --- a/drivers/net/spnic/base/meson.build +++ b/drivers/net/spnic/base/meson.build @@ -2,6 +2,8 @@ # Copyright(c) 2021 Ramaxel Memory Technology, Ltd sources = [ + 'spnic_hwdev.c', + 'spnic_hwif.c' ] extra_flags = [] diff --git a/drivers/net/spnic/base/spnic_csr.h b/drivers/net/spnic/base/spnic_csr.h new file mode 100644 index 0000000000..b4cf7c2593 --- /dev/null +++ b/drivers/net/spnic/base/spnic_csr.h @@ -0,0 +1,104 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2021 Ramaxel Memory Technology, Ltd + */ + +#ifndef _SPNIC_CSR_H_ +#define _SPNIC_CSR_H_ + +#define PCI_VENDOR_ID_RAMAXEL 0x1E81 + +/* Device ids */ +#define SPNIC_DEV_ID_PF 0x9020 +#define SPNIC_DEV_ID_VF 0x9001 + +/* + * Bit30/bit31 for bar index flag + * 00: bar0 + * 01: bar1 + * 10: bar2 + * 11: bar3 + */ +#define SPNIC_CFG_REGS_FLAG 0x40000000 + +#define SPNIC_MGMT_REGS_FLAG 0xC0000000 + +#define SPNIC_REGS_FLAG_MASK 0x3FFFFFFF + +#define SPNIC_VF_CFG_REG_OFFSET 0x2000 + +#define SPNIC_HOST_CSR_BASE_ADDR (SPNIC_MGMT_REGS_FLAG + 0x6000) +#define SPNIC_CSR_GLOBAL_BASE_ADDR (SPNIC_MGMT_REGS_FLAG + 0x6400) + +/* HW interface registers */ +#define SPNIC_CSR_FUNC_ATTR0_ADDR (SPNIC_CFG_REGS_FLAG + 0x0) +#define SPNIC_CSR_FUNC_ATTR1_ADDR (SPNIC_CFG_REGS_FLAG + 0x4) +#define SPNIC_CSR_FUNC_ATTR2_ADDR (SPNIC_CFG_REGS_FLAG + 0x8) +#define SPNIC_CSR_FUNC_ATTR3_ADDR (SPNIC_CFG_REGS_FLAG + 0xC) +#define SPNIC_CSR_FUNC_ATTR4_ADDR (SPNIC_CFG_REGS_FLAG + 0x10) +#define SPNIC_CSR_FUNC_ATTR5_ADDR (SPNIC_CFG_REGS_FLAG + 0x14) +#define SPNIC_CSR_FUNC_ATTR6_ADDR (SPNIC_CFG_REGS_FLAG + 0x18) + +#define SPNIC_FUNC_CSR_MAILBOX_DATA_OFF 0x80 +#define SPNIC_FUNC_CSR_MAILBOX_CONTROL_OFF (SPNIC_CFG_REGS_FLAG + 0x0100) +#define SPNIC_FUNC_CSR_MAILBOX_INT_OFFSET_OFF (SPNIC_CFG_REGS_FLAG + 0x0104) +#define SPNIC_FUNC_CSR_MAILBOX_RESULT_H_OFF (SPNIC_CFG_REGS_FLAG + 0x0108) +#define SPNIC_FUNC_CSR_MAILBOX_RESULT_L_OFF (SPNIC_CFG_REGS_FLAG + 0x010C) + +#define SPNIC_PPF_ELECTION_OFFSET 0x0 +#define SPNIC_MPF_ELECTION_OFFSET 0x20 + +#define SPNIC_CSR_PPF_ELECTION_ADDR \ + (SPNIC_HOST_CSR_BASE_ADDR + SPNIC_PPF_ELECTION_OFFSET) + +#define SPNIC_CSR_GLOBAL_MPF_ELECTION_ADDR \ + (SPNIC_HOST_CSR_BASE_ADDR + SPNIC_MPF_ELECTION_OFFSET) + +#define SPNIC_CSR_DMA_ATTR_TBL_ADDR (SPNIC_CFG_REGS_FLAG + 0x380) +#define SPNIC_CSR_DMA_ATTR_INDIR_IDX_ADDR (SPNIC_CFG_REGS_FLAG + 0x390) + +/* MSI-X registers */ +#define SPNIC_CSR_MSIX_INDIR_IDX_ADDR (SPNIC_CFG_REGS_FLAG + 0x310) +#define SPNIC_CSR_MSIX_CTRL_ADDR (SPNIC_CFG_REGS_FLAG + 0x300) +#define SPNIC_CSR_MSIX_CNT_ADDR (SPNIC_CFG_REGS_FLAG + 0x304) +#define SPNIC_CSR_FUNC_MSI_CLR_WR_ADDR (SPNIC_CFG_REGS_FLAG + 0x58) + +#define SPNIC_MSI_CLR_INDIR_RESEND_TIMER_CLR_SHIFT 0 +#define SPNIC_MSI_CLR_INDIR_INT_MSK_SET_SHIFT 1 +#define SPNIC_MSI_CLR_INDIR_INT_MSK_CLR_SHIFT 2 +#define SPNIC_MSI_CLR_INDIR_AUTO_MSK_SET_SHIFT 3 +#define SPNIC_MSI_CLR_INDIR_AUTO_MSK_CLR_SHIFT 4 +#define SPNIC_MSI_CLR_INDIR_SIMPLE_INDIR_IDX_SHIFT 22 + +#define SPNIC_MSI_CLR_INDIR_RESEND_TIMER_CLR_MASK 0x1U +#define SPNIC_MSI_CLR_INDIR_INT_MSK_SET_MASK 0x1U +#define SPNIC_MSI_CLR_INDIR_INT_MSK_CLR_MASK 0x1U +#define SPNIC_MSI_CLR_INDIR_AUTO_MSK_SET_MASK 0x1U +#define SPNIC_MSI_CLR_INDIR_AUTO_MSK_CLR_MASK 0x1U +#define SPNIC_MSI_CLR_INDIR_SIMPLE_INDIR_IDX_MASK 0x3FFU + +#define SPNIC_MSI_CLR_INDIR_SET(val, member) \ + (((val) & SPNIC_MSI_CLR_INDIR_##member##_MASK) << \ + SPNIC_MSI_CLR_INDIR_##member##_SHIFT) + +/* EQ registers */ +#define SPNIC_AEQ_INDIR_IDX_ADDR (SPNIC_CFG_REGS_FLAG + 0x210) + +#define SPNIC_AEQ_MTT_OFF_BASE_ADDR (SPNIC_CFG_REGS_FLAG + 0x240) + +#define SPNIC_CSR_EQ_PAGE_OFF_STRIDE 8 + +#define SPNIC_AEQ_HI_PHYS_ADDR_REG(pg_num) \ + (SPNIC_AEQ_MTT_OFF_BASE_ADDR + \ + (pg_num) * SPNIC_CSR_EQ_PAGE_OFF_STRIDE) + +#define SPNIC_AEQ_LO_PHYS_ADDR_REG(pg_num) \ + (SPNIC_AEQ_MTT_OFF_BASE_ADDR + \ + (pg_num) * SPNIC_CSR_EQ_PAGE_OFF_STRIDE + 4) + +#define SPNIC_CSR_AEQ_CTRL_0_ADDR (SPNIC_CFG_REGS_FLAG + 0x200) +#define SPNIC_CSR_AEQ_CTRL_1_ADDR (SPNIC_CFG_REGS_FLAG + 0x204) +#define SPNIC_CSR_AEQ_CONS_IDX_ADDR (SPNIC_CFG_REGS_FLAG + 0x208) +#define SPNIC_CSR_AEQ_PROD_IDX_ADDR (SPNIC_CFG_REGS_FLAG + 0x20C) +#define SPNIC_CSR_AEQ_CI_SIMPLE_INDIR_ADDR (SPNIC_CFG_REGS_FLAG + 0x50) + +#endif /* _SPNIC_CSR_H_ */ diff --git a/drivers/net/spnic/base/spnic_hwdev.c b/drivers/net/spnic/base/spnic_hwdev.c new file mode 100644 index 0000000000..de73f244fd --- /dev/null +++ b/drivers/net/spnic/base/spnic_hwdev.c @@ -0,0 +1,41 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2021 Ramaxel Memory Technology, Ltd + */ + +#include "spnic_compat.h" +#include "spnic_csr.h" +#include "spnic_hwif.h" +#include "spnic_hwdev.h" + +int spnic_init_hwdev(struct spnic_hwdev *hwdev) +{ + int err; + + hwdev->chip_fault_stats = rte_zmalloc("chip_fault_stats", + SPNIC_CHIP_FAULT_SIZE, + RTE_CACHE_LINE_SIZE); + if (!hwdev->chip_fault_stats) { + PMD_DRV_LOG(ERR, "Alloc memory for chip_fault_stats failed"); + return -ENOMEM; + } + + err = spnic_init_hwif(hwdev); + if (err) { + PMD_DRV_LOG(ERR, "Initialize hwif failed"); + goto init_hwif_err; + } + + return 0; + +init_hwif_err: + rte_free(hwdev->chip_fault_stats); + + return -EFAULT; +} + +void spnic_free_hwdev(struct spnic_hwdev *hwdev) +{ + spnic_free_hwif(hwdev); + + rte_free(hwdev->chip_fault_stats); +} diff --git a/drivers/net/spnic/base/spnic_hwdev.h b/drivers/net/spnic/base/spnic_hwdev.h new file mode 100644 index 0000000000..c89a4fa840 --- /dev/null +++ b/drivers/net/spnic/base/spnic_hwdev.h @@ -0,0 +1,29 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2021 Ramaxel Memory Technology, Ltd + */ + +#ifndef _SPNIC_HWDEV_H_ +#define _SPNIC_HWDEV_H_ + +#include + +#define SPNIC_CHIP_FAULT_SIZE (110 * 1024) + +struct spnic_hwdev { + void *dev_handle; /* Pointer to spnic_nic_dev */ + void *pci_dev; /* Pointer to rte_pci_device */ + void *eth_dev; /* Pointer to rte_eth_dev */ + + uint16_t port_id; + + struct spnic_hwif *hwif; + u8 *chip_fault_stats; + + u16 max_vfs; + u16 link_status; +}; + +int spnic_init_hwdev(struct spnic_hwdev *hwdev); + +void spnic_free_hwdev(struct spnic_hwdev *hwdev); +#endif /* _SPNIC_HWDEV_H_ */ diff --git a/drivers/net/spnic/base/spnic_hwif.c b/drivers/net/spnic/base/spnic_hwif.c new file mode 100644 index 0000000000..d61061ccfa --- /dev/null +++ b/drivers/net/spnic/base/spnic_hwif.c @@ -0,0 +1,774 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2021 Ramaxel Memory Technology, Ltd + */ + +#include +#include "spnic_compat.h" +#include "spnic_csr.h" +#include "spnic_hwdev.h" +#include "spnic_hwif.h" + +#define WAIT_HWIF_READY_TIMEOUT 10000 + +#define DB_IDX(db, db_base) \ + ((u32)(((u64)(db) - (u64)(db_base)) / \ + SPNIC_DB_PAGE_SIZE)) + +#define SPNIC_AF0_FUNC_GLOBAL_IDX_SHIFT 0 +#define SPNIC_AF0_P2P_IDX_SHIFT 12 +#define SPNIC_AF0_PCI_INTF_IDX_SHIFT 17 +#define SPNIC_AF0_VF_IN_PF_SHIFT 20 +#define SPNIC_AF0_FUNC_TYPE_SHIFT 28 + +#define SPNIC_AF0_FUNC_GLOBAL_IDX_MASK 0xFFF +#define SPNIC_AF0_P2P_IDX_MASK 0x1F +#define SPNIC_AF0_PCI_INTF_IDX_MASK 0x7 +#define SPNIC_AF0_VF_IN_PF_MASK 0xFF +#define SPNIC_AF0_FUNC_TYPE_MASK 0x1 + +#define SPNIC_AF0_GET(val, member) \ + (((val) >> SPNIC_AF0_##member##_SHIFT) & SPNIC_AF0_##member##_MASK) + +#define SPNIC_AF1_PPF_IDX_SHIFT 0 +#define SPNIC_AF1_AEQS_PER_FUNC_SHIFT 8 +#define SPNIC_AF1_MGMT_INIT_STATUS_SHIFT 30 +#define SPNIC_AF1_PF_INIT_STATUS_SHIFT 31 + +#define SPNIC_AF1_PPF_IDX_MASK 0x3F +#define SPNIC_AF1_AEQS_PER_FUNC_MASK 0x3 +#define SPNIC_AF1_MGMT_INIT_STATUS_MASK 0x1 +#define SPNIC_AF1_PF_INIT_STATUS_MASK 0x1 + +#define SPNIC_AF1_GET(val, member) \ + (((val) >> SPNIC_AF1_##member##_SHIFT) & SPNIC_AF1_##member##_MASK) + +#define SPNIC_AF2_CEQS_PER_FUNC_SHIFT 0 +#define SPNIC_AF2_DMA_ATTR_PER_FUNC_SHIFT 9 +#define SPNIC_AF2_IRQS_PER_FUNC_SHIFT 16 + +#define SPNIC_AF2_CEQS_PER_FUNC_MASK 0x1FF +#define SPNIC_AF2_DMA_ATTR_PER_FUNC_MASK 0x7 +#define SPNIC_AF2_IRQS_PER_FUNC_MASK 0x7FF + +#define SPNIC_AF2_GET(val, member) \ + (((val) >> SPNIC_AF2_##member##_SHIFT) & SPNIC_AF2_##member##_MASK) + +#define SPNIC_AF3_GLOBAL_VF_ID_OF_NXT_PF_SHIFT 0 +#define SPNIC_AF3_GLOBAL_VF_ID_OF_PF_SHIFT 16 + +#define SPNIC_AF3_GLOBAL_VF_ID_OF_NXT_PF_MASK 0xFFF +#define SPNIC_AF3_GLOBAL_VF_ID_OF_PF_MASK 0xFFF + +#define SPNIC_AF3_GET(val, member) \ + (((val) >> SPNIC_AF3_##member##_SHIFT) & SPNIC_AF3_##member##_MASK) + +#define SPNIC_AF4_DOORBELL_CTRL_SHIFT 0 +#define SPNIC_AF4_DOORBELL_CTRL_MASK 0x1 + +#define SPNIC_AF4_GET(val, member) \ + (((val) >> SPNIC_AF4_##member##_SHIFT) & SPNIC_AF4_##member##_MASK) + +#define SPNIC_AF4_SET(val, member) \ + (((val) & SPNIC_AF4_##member##_MASK) << SPNIC_AF4_##member##_SHIFT) + +#define SPNIC_AF4_CLEAR(val, member) \ + ((val) & (~(SPNIC_AF4_##member##_MASK << \ + SPNIC_AF4_##member##_SHIFT))) + +#define SPNIC_AF5_OUTBOUND_CTRL_SHIFT 0 +#define SPNIC_AF5_OUTBOUND_CTRL_MASK 0x1 + +#define SPNIC_AF5_GET(val, member) \ + (((val) >> SPNIC_AF5_##member##_SHIFT) & SPNIC_AF5_##member##_MASK) + +#define SPNIC_AF5_SET(val, member) \ + (((val) & SPNIC_AF5_##member##_MASK) << SPNIC_AF5_##member##_SHIFT) + +#define SPNIC_AF5_CLEAR(val, member) \ + ((val) & (~(SPNIC_AF5_##member##_MASK << \ + SPNIC_AF5_##member##_SHIFT))) + +#define SPNIC_AF6_PF_STATUS_SHIFT 0 +#define SPNIC_AF6_PF_STATUS_MASK 0xFFFF + +#define SPNIC_AF6_SET(val, member) \ + ((((u32)(val)) & SPNIC_AF6_##member##_MASK) << \ + SPNIC_AF6_##member##_SHIFT) + +#define SPNIC_AF6_GET(val, member) \ + (((val) >> SPNIC_AF6_##member##_SHIFT) & SPNIC_AF6_##member##_MASK) + +#define SPNIC_AF6_CLEAR(val, member) \ + ((val) & (~(SPNIC_AF6_##member##_MASK << \ + SPNIC_AF6_##member##_SHIFT))) + +#define SPNIC_PPF_ELECTION_IDX_SHIFT 0 + +#define SPNIC_PPF_ELECTION_IDX_MASK 0x3F + +#define SPNIC_PPF_ELECTION_SET(val, member) \ + (((val) & SPNIC_PPF_ELECTION_##member##_MASK) << \ + SPNIC_PPF_ELECTION_##member##_SHIFT) + +#define SPNIC_PPF_ELECTION_GET(val, member) \ + (((val) >> SPNIC_PPF_ELECTION_##member##_SHIFT) & \ + SPNIC_PPF_ELECTION_##member##_MASK) + +#define SPNIC_PPF_ELECTION_CLEAR(val, member) \ + ((val) & (~(SPNIC_PPF_ELECTION_##member##_MASK \ + << SPNIC_PPF_ELECTION_##member##_SHIFT))) + +#define SPNIC_MPF_ELECTION_IDX_SHIFT 0 + +#define SPNIC_MPF_ELECTION_IDX_MASK 0x1F + +#define SPNIC_MPF_ELECTION_SET(val, member) \ + (((val) & SPNIC_MPF_ELECTION_##member##_MASK) << \ + SPNIC_MPF_ELECTION_##member##_SHIFT) + +#define SPNIC_MPF_ELECTION_GET(val, member) \ + (((val) >> SPNIC_MPF_ELECTION_##member##_SHIFT) & \ + SPNIC_MPF_ELECTION_##member##_MASK) + +#define SPNIC_MPF_ELECTION_CLEAR(val, member) \ + ((val) & (~(SPNIC_MPF_ELECTION_##member##_MASK \ + << SPNIC_MPF_ELECTION_##member##_SHIFT))) + +#define SPNIC_GET_REG_FLAG(reg) ((reg) & (~(SPNIC_REGS_FLAG_MASK))) + +#define SPNIC_GET_REG_ADDR(reg) ((reg) & (SPNIC_REGS_FLAG_MASK)) + +#define SPNIC_IS_VF_DEV(pdev) ((pdev)->id.device_id == SPNIC_DEV_ID_VF) + +u32 spnic_hwif_read_reg(struct spnic_hwif *hwif, u32 reg) +{ + if (SPNIC_GET_REG_FLAG(reg) == SPNIC_MGMT_REGS_FLAG) + return be32_to_cpu(rte_read32(hwif->mgmt_regs_base + + SPNIC_GET_REG_ADDR(reg))); + else + return be32_to_cpu(rte_read32(hwif->cfg_regs_base + + SPNIC_GET_REG_ADDR(reg))); +} + +void spnic_hwif_write_reg(struct spnic_hwif *hwif, u32 reg, u32 val) +{ + if (SPNIC_GET_REG_FLAG(reg) == SPNIC_MGMT_REGS_FLAG) + rte_write32(cpu_to_be32(val), + hwif->mgmt_regs_base + SPNIC_GET_REG_ADDR(reg)); + else + rte_write32(cpu_to_be32(val), + hwif->cfg_regs_base + SPNIC_GET_REG_ADDR(reg)); +} + +/** + * Judge whether HW initialization ok + * + * @param[in] hwdev + * The pointer to the private hardware device object + * + * @retval zero: Success + * @retval negative: Failure + */ +static int hwif_ready(struct spnic_hwdev *hwdev) +{ + u32 addr, attr1; + + addr = SPNIC_CSR_FUNC_ATTR1_ADDR; + attr1 = spnic_hwif_read_reg(hwdev->hwif, addr); + if (attr1 == SPNIC_PCIE_LINK_DOWN) + return -EBUSY; + + if (!SPNIC_AF1_GET(attr1, MGMT_INIT_STATUS)) + return -EBUSY; + + return 0; +} + +static int wait_hwif_ready(struct spnic_hwdev *hwdev) +{ + u64 timeout = 0; + + do { + if (!hwif_ready(hwdev)) + return 0; + + rte_delay_ms(1); + timeout++; + } while (timeout <= WAIT_HWIF_READY_TIMEOUT); + + PMD_DRV_LOG(ERR, "Hwif is not ready"); + return -EBUSY; +} + +/** + * Set the attributes as members in hwif + * + * @param[in] hwif + * The hardware interface of a pci function device + * @param[in] attr0 + * The first attribute that was read from the hw + * @param[in] attr1 + * The second attribute that was read from the hw + * @param[in] attr2 + * The third attribute that was read from the hw + * @param[in] attr3 + * The fourth attribute that was read from the hw + */ +static void set_hwif_attr(struct spnic_hwif *hwif, u32 attr0, u32 attr1, + u32 attr2, u32 attr3) +{ + hwif->attr.func_global_idx = SPNIC_AF0_GET(attr0, FUNC_GLOBAL_IDX); + hwif->attr.port_to_port_idx = SPNIC_AF0_GET(attr0, P2P_IDX); + hwif->attr.pci_intf_idx = SPNIC_AF0_GET(attr0, PCI_INTF_IDX); + hwif->attr.vf_in_pf = SPNIC_AF0_GET(attr0, VF_IN_PF); + hwif->attr.func_type = SPNIC_AF0_GET(attr0, FUNC_TYPE); + + hwif->attr.ppf_idx = SPNIC_AF1_GET(attr1, PPF_IDX); + hwif->attr.num_aeqs = BIT(SPNIC_AF1_GET(attr1, AEQS_PER_FUNC)); + + hwif->attr.num_ceqs = (u8)SPNIC_AF2_GET(attr2, CEQS_PER_FUNC); + hwif->attr.num_irqs = SPNIC_AF2_GET(attr2, IRQS_PER_FUNC); + hwif->attr.num_dma_attr = BIT(SPNIC_AF2_GET(attr2, DMA_ATTR_PER_FUNC)); + + hwif->attr.global_vf_id_of_pf = SPNIC_AF3_GET(attr3, + GLOBAL_VF_ID_OF_PF); +} + +/** + * Read and set the attributes as members in hwif + * + * @param[in] hwif + * The hardware interface of a pci function device + */ +static void get_hwif_attr(struct spnic_hwif *hwif) +{ + u32 addr, attr0, attr1, attr2, attr3; + + addr = SPNIC_CSR_FUNC_ATTR0_ADDR; + attr0 = spnic_hwif_read_reg(hwif, addr); + + addr = SPNIC_CSR_FUNC_ATTR1_ADDR; + attr1 = spnic_hwif_read_reg(hwif, addr); + + addr = SPNIC_CSR_FUNC_ATTR2_ADDR; + attr2 = spnic_hwif_read_reg(hwif, addr); + + addr = SPNIC_CSR_FUNC_ATTR3_ADDR; + attr3 = spnic_hwif_read_reg(hwif, addr); + + set_hwif_attr(hwif, attr0, attr1, attr2, attr3); +} + +void spnic_set_pf_status(struct spnic_hwif *hwif, enum spnic_pf_status status) +{ + u32 attr6 = SPNIC_AF6_SET(status, PF_STATUS); + u32 addr = SPNIC_CSR_FUNC_ATTR6_ADDR; + + if (hwif->attr.func_type == TYPE_VF) + return; + + spnic_hwif_write_reg(hwif, addr, attr6); +} + +enum spnic_pf_status spnic_get_pf_status(struct spnic_hwif *hwif) +{ + u32 attr6 = spnic_hwif_read_reg(hwif, SPNIC_CSR_FUNC_ATTR6_ADDR); + + return SPNIC_AF6_GET(attr6, PF_STATUS); +} + +static enum spnic_doorbell_ctrl +spnic_get_doorbell_ctrl_status(struct spnic_hwif *hwif) +{ + u32 attr4 = spnic_hwif_read_reg(hwif, SPNIC_CSR_FUNC_ATTR4_ADDR); + + return SPNIC_AF4_GET(attr4, DOORBELL_CTRL); +} + +static enum spnic_outbound_ctrl +spnic_get_outbound_ctrl_status(struct spnic_hwif *hwif) +{ + u32 attr5 = spnic_hwif_read_reg(hwif, SPNIC_CSR_FUNC_ATTR5_ADDR); + + return SPNIC_AF5_GET(attr5, OUTBOUND_CTRL); +} + +void spnic_enable_doorbell(struct spnic_hwif *hwif) +{ + u32 addr, attr4; + + addr = SPNIC_CSR_FUNC_ATTR4_ADDR; + attr4 = spnic_hwif_read_reg(hwif, addr); + + attr4 = SPNIC_AF4_CLEAR(attr4, DOORBELL_CTRL); + attr4 |= SPNIC_AF4_SET(ENABLE_DOORBELL, DOORBELL_CTRL); + + spnic_hwif_write_reg(hwif, addr, attr4); +} + +void spnic_disable_doorbell(struct spnic_hwif *hwif) +{ + u32 addr, attr4; + + addr = SPNIC_CSR_FUNC_ATTR4_ADDR; + attr4 = spnic_hwif_read_reg(hwif, addr); + + attr4 = SPNIC_AF4_CLEAR(attr4, DOORBELL_CTRL); + attr4 |= SPNIC_AF4_SET(DISABLE_DOORBELL, DOORBELL_CTRL); + + spnic_hwif_write_reg(hwif, addr, attr4); +} + +/** + * Try to set hwif as ppf and set the type of hwif in this case + * + * @param[in] hwif + * The hardware interface of a pci function device + */ +static void set_ppf(struct spnic_hwif *hwif) +{ + struct spnic_func_attr *attr = &hwif->attr; + u32 addr, val, ppf_election; + + addr = SPNIC_CSR_PPF_ELECTION_ADDR; + + val = spnic_hwif_read_reg(hwif, addr); + val = SPNIC_PPF_ELECTION_CLEAR(val, IDX); + + ppf_election = SPNIC_PPF_ELECTION_SET(attr->func_global_idx, IDX); + val |= ppf_election; + + spnic_hwif_write_reg(hwif, addr, val); + + /* Check PPF */ + val = spnic_hwif_read_reg(hwif, addr); + + attr->ppf_idx = SPNIC_PPF_ELECTION_GET(val, IDX); + if (attr->ppf_idx == attr->func_global_idx) + attr->func_type = TYPE_PPF; +} + +/** + * Get the mpf index from the hwif + * + * @param[in] hwif + * The hardware interface of a pci function device + */ +static void get_mpf(struct spnic_hwif *hwif) +{ + struct spnic_func_attr *attr = &hwif->attr; + u32 mpf_election, addr; + + addr = SPNIC_CSR_GLOBAL_MPF_ELECTION_ADDR; + + mpf_election = spnic_hwif_read_reg(hwif, addr); + attr->mpf_idx = SPNIC_MPF_ELECTION_GET(mpf_election, IDX); +} + +/** + * Try to set hwif as mpf and set the mpf idx in hwif + * + * @param[in] hwif + * The hardware interface of a pci function device + */ +static void set_mpf(struct spnic_hwif *hwif) +{ + struct spnic_func_attr *attr = &hwif->attr; + u32 addr, val, mpf_election; + + addr = SPNIC_CSR_GLOBAL_MPF_ELECTION_ADDR; + + val = spnic_hwif_read_reg(hwif, addr); + + val = SPNIC_MPF_ELECTION_CLEAR(val, IDX); + mpf_election = SPNIC_MPF_ELECTION_SET(attr->func_global_idx, IDX); + + val |= mpf_election; + spnic_hwif_write_reg(hwif, addr, val); +} + +static void init_db_area_idx(struct spnic_free_db_area *free_db_area, + u64 db_dwqe_len) +{ + u32 i, db_max_areas; + + db_max_areas = (db_dwqe_len > SPNIC_DB_DWQE_SIZE) ? + SPNIC_DB_MAX_AREAS : + (u32)(db_dwqe_len / SPNIC_DB_PAGE_SIZE); + + for (i = 0; i < db_max_areas; i++) + free_db_area->db_idx[i] = i; + + free_db_area->num_free = db_max_areas; + free_db_area->db_max_areas = db_max_areas; + + rte_spinlock_init(&free_db_area->idx_lock); +} + +static int get_db_idx(struct spnic_hwif *hwif, u32 *idx) +{ + struct spnic_free_db_area *free_db_area = &hwif->free_db_area; + u32 pos; + u32 pg_idx; + + rte_spinlock_lock(&free_db_area->idx_lock); + + do { + if (free_db_area->num_free == 0) { + rte_spinlock_unlock(&free_db_area->idx_lock); + return -ENOMEM; + } + + free_db_area->num_free--; + + pos = free_db_area->alloc_pos++; + /* Doorbell max areas should be 2^n */ + pos &= free_db_area->db_max_areas - 1; + + pg_idx = free_db_area->db_idx[pos]; + + free_db_area->db_idx[pos] = 0xFFFFFFFF; + } while (pg_idx >= free_db_area->db_max_areas); + + rte_spinlock_unlock(&free_db_area->idx_lock); + + *idx = pg_idx; + + return 0; +} + +static void free_db_idx(struct spnic_hwif *hwif, u32 idx) +{ + struct spnic_free_db_area *free_db_area = &hwif->free_db_area; + u32 pos; + + if (idx >= free_db_area->db_max_areas) + return; + + rte_spinlock_lock(&free_db_area->idx_lock); + + pos = free_db_area->return_pos++; + pos &= free_db_area->db_max_areas - 1; + + free_db_area->db_idx[pos] = idx; + + free_db_area->num_free++; + + rte_spinlock_unlock(&free_db_area->idx_lock); +} + +void spnic_free_db_addr(void *hwdev, const void *db_base, + __rte_unused void *dwqe_base) +{ + struct spnic_hwif *hwif = NULL; + u32 idx; + + if (!hwdev || !db_base) + return; + + hwif = ((struct spnic_hwdev *)hwdev)->hwif; + idx = DB_IDX(db_base, hwif->db_base); + + free_db_idx(hwif, idx); +} + +int spnic_alloc_db_addr(void *hwdev, void **db_base, void **dwqe_base) +{ + struct spnic_hwif *hwif = NULL; + u32 idx; + int err; + + if (!hwdev || !db_base) + return -EINVAL; + + hwif = ((struct spnic_hwdev *)hwdev)->hwif; + + err = get_db_idx(hwif, &idx); + if (err) + return -EFAULT; + + *db_base = hwif->db_base + idx * SPNIC_DB_PAGE_SIZE; + + if (!dwqe_base) + return 0; + + *dwqe_base = (u8 *)*db_base + SPNIC_DWQE_OFFSET; + + return 0; +} + +/** + * Set msix state + * + * @param[in] hwdev + * The pointer to the private hardware device object + * @param[in] msix_idx + * MSIX index + * @param[in] flag + * MSIX state flag, 0-enable, 1-disable + */ +void spnic_set_msix_state(void *hwdev, u16 msix_idx, enum spnic_msix_state flag) +{ + struct spnic_hwif *hwif = NULL; + u32 mask_bits; + u32 addr; + u8 int_msk = 1; + + if (!hwdev) + return; + + hwif = ((struct spnic_hwdev *)hwdev)->hwif; + + if (flag) + mask_bits = SPNIC_MSI_CLR_INDIR_SET(int_msk, INT_MSK_SET); + else + mask_bits = SPNIC_MSI_CLR_INDIR_SET(int_msk, INT_MSK_CLR); + mask_bits = mask_bits | + SPNIC_MSI_CLR_INDIR_SET(msix_idx, SIMPLE_INDIR_IDX); + + addr = SPNIC_CSR_FUNC_MSI_CLR_WR_ADDR; + spnic_hwif_write_reg(hwif, addr, mask_bits); +} + +static void disable_all_msix(struct spnic_hwdev *hwdev) +{ + u16 num_irqs = hwdev->hwif->attr.num_irqs; + u16 i; + + for (i = 0; i < num_irqs; i++) + spnic_set_msix_state(hwdev, i, SPNIC_MSIX_DISABLE); +} + +void spnic_misx_intr_clear_resend_bit(void *hwdev, u16 msix_idx, + u8 clear_resend_en) +{ + struct spnic_hwif *hwif = NULL; + u32 msix_ctrl = 0, addr; + + if (!hwdev) + return; + + hwif = ((struct spnic_hwdev *)hwdev)->hwif; + + msix_ctrl = SPNIC_MSI_CLR_INDIR_SET(msix_idx, SIMPLE_INDIR_IDX) | + SPNIC_MSI_CLR_INDIR_SET(clear_resend_en, RESEND_TIMER_CLR); + + addr = SPNIC_CSR_FUNC_MSI_CLR_WR_ADDR; + spnic_hwif_write_reg(hwif, addr, msix_ctrl); +} +#ifdef SPNIC_RELEASE +static int wait_until_doorbell_flush_states(struct spnic_hwif *hwif, + enum spnic_doorbell_ctrl states) +{ + enum spnic_doorbell_ctrl db_ctrl; + u32 cnt = 0; + + if (!hwif) + return -EINVAL; + + while (cnt < SPNIC_WAIT_DOORBELL_AND_OUTBOUND_TIMEOUT) { + db_ctrl = spnic_get_doorbell_ctrl_status(hwif); + if (db_ctrl == states) + return 0; + + rte_delay_ms(1); + cnt++; + } + + return -EFAULT; +} +#endif + +static int wait_until_doorbell_and_outbound_enabled(struct spnic_hwif *hwif) +{ + enum spnic_doorbell_ctrl db_ctrl; + enum spnic_outbound_ctrl outbound_ctrl; + u32 cnt = 0; + + while (cnt < SPNIC_WAIT_DOORBELL_AND_OUTBOUND_TIMEOUT) { + db_ctrl = spnic_get_doorbell_ctrl_status(hwif); + outbound_ctrl = spnic_get_outbound_ctrl_status(hwif); + if (outbound_ctrl == ENABLE_OUTBOUND && + db_ctrl == ENABLE_DOORBELL) + return 0; + + rte_delay_ms(1); + cnt++; + } + + return -EFAULT; +} + +static void spnic_get_bar_addr(struct spnic_hwdev *hwdev) +{ + struct rte_pci_device *pci_dev = hwdev->pci_dev; + struct spnic_hwif *hwif = hwdev->hwif; + void *cfg_regs_base = NULL; + void *mgmt_reg_base = NULL; + void *intr_reg_base = NULL; + void *db_base = NULL; + int cfg_bar; + + cfg_bar = SPNIC_IS_VF_DEV(pci_dev) ? + SPNIC_VF_PCI_CFG_REG_BAR : SPNIC_PF_PCI_CFG_REG_BAR; + + cfg_regs_base = pci_dev->mem_resource[cfg_bar].addr; + intr_reg_base = pci_dev->mem_resource[SPNIC_PCI_INTR_REG_BAR].addr; + if (!SPNIC_IS_VF_DEV(pci_dev)) { + mgmt_reg_base = + pci_dev->mem_resource[SPNIC_PCI_MGMT_REG_BAR].addr; + } + db_base = pci_dev->mem_resource[SPNIC_PCI_DB_BAR].addr; + + /* If function is VF, mgmt_regs_base will be NULL */ + if (!mgmt_reg_base) + hwif->cfg_regs_base = (u8 *)cfg_regs_base + + SPNIC_VF_CFG_REG_OFFSET; + else + hwif->cfg_regs_base = cfg_regs_base; + hwif->intr_regs_base = intr_reg_base; + hwif->mgmt_regs_base = mgmt_reg_base; + hwif->db_base = db_base; + hwif->db_dwqe_len = pci_dev->mem_resource[SPNIC_PCI_DB_BAR].len; +} + +/** + * Initialize the hw interface + * + * @param[in] hwdev + * The pointer to the private hardware device object + * + * @retval zero : Success + * @retval non-zero : Failure. + */ +int spnic_init_hwif(void *dev) +{ + struct spnic_hwdev *hwdev = NULL; + struct spnic_hwif *hwif; + int err; + + hwif = rte_zmalloc("spnic_hwif", sizeof(struct spnic_hwif), + RTE_CACHE_LINE_SIZE); + if (!hwif) + return -ENOMEM; + + hwdev = (struct spnic_hwdev *)dev; + hwdev->hwif = hwif; + + spnic_get_bar_addr(hwdev); + + init_db_area_idx(&hwif->free_db_area, hwif->db_dwqe_len); + + err = wait_hwif_ready(hwdev); + if (err) { + PMD_DRV_LOG(ERR, "Chip status is not ready"); + goto hwif_ready_err; + } + + get_hwif_attr(hwif); + + err = wait_until_doorbell_and_outbound_enabled(hwif); + if (err) { + PMD_DRV_LOG(ERR, "Hw doorbell/outbound is disabled"); + goto hwif_ready_err; + } + + if (!SPNIC_IS_VF(hwdev)) { + set_ppf(hwif); + + if (SPNIC_IS_PPF(hwdev)) + set_mpf(hwif); + + get_mpf(hwif); + } + + disable_all_msix(hwdev); + /* Disable mgmt cpu reporting any event */ + spnic_set_pf_status(hwdev->hwif, SPNIC_PF_STATUS_INIT); + + PMD_DRV_LOG(INFO, "global_func_idx: %d, func_type: %d, host_id: %d, ppf: %d, mpf: %d", + hwif->attr.func_global_idx, hwif->attr.func_type, + hwif->attr.pci_intf_idx, hwif->attr.ppf_idx, + hwif->attr.mpf_idx); + + return 0; + +hwif_ready_err: + rte_free(hwdev->hwif); + hwdev->hwif = NULL; + + return err; +} + +/** + * Free the hw interface + * + * @param[in] dev + * The pointer to the private hardware device object + */ +void spnic_free_hwif(void *dev) +{ + struct spnic_hwdev *hwdev = (struct spnic_hwdev *)dev; + + rte_free(hwdev->hwif); +} + +u16 spnic_global_func_id(void *hwdev) +{ + struct spnic_hwif *hwif = NULL; + + if (!hwdev) + return 0; + + hwif = ((struct spnic_hwdev *)hwdev)->hwif; + + return hwif->attr.func_global_idx; +} + +u8 spnic_pf_id_of_vf(void *hwdev) +{ + struct spnic_hwif *hwif = NULL; + + if (!hwdev) + return 0; + + hwif = ((struct spnic_hwdev *)hwdev)->hwif; + + return hwif->attr.port_to_port_idx; +} + +u8 spnic_pcie_itf_id(void *hwdev) +{ + struct spnic_hwif *hwif = NULL; + + if (!hwdev) + return 0; + + hwif = ((struct spnic_hwdev *)hwdev)->hwif; + + return hwif->attr.pci_intf_idx; +} + +enum func_type spnic_func_type(void *hwdev) +{ + struct spnic_hwif *hwif = NULL; + + if (!hwdev) + return 0; + + hwif = ((struct spnic_hwdev *)hwdev)->hwif; + + return hwif->attr.func_type; +} + +u16 spnic_glb_pf_vf_offset(void *hwdev) +{ + struct spnic_hwif *hwif = NULL; + + if (!hwdev) + return 0; + + hwif = ((struct spnic_hwdev *)hwdev)->hwif; + + return hwif->attr.global_vf_id_of_pf; +} diff --git a/drivers/net/spnic/base/spnic_hwif.h b/drivers/net/spnic/base/spnic_hwif.h new file mode 100644 index 0000000000..e2be026cba --- /dev/null +++ b/drivers/net/spnic/base/spnic_hwif.h @@ -0,0 +1,155 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2021 Ramaxel Memory Technology, Ltd + */ + +#ifndef _SPNIC_HWIF_H_ +#define _SPNIC_HWIF_H_ + +#define SPNIC_WAIT_DOORBELL_AND_OUTBOUND_TIMEOUT 60000 +#define SPNIC_PCIE_LINK_DOWN 0xFFFFFFFF + +/* PCIe bar space */ +#define SPNIC_VF_PCI_CFG_REG_BAR 0 +#define SPNIC_PF_PCI_CFG_REG_BAR 1 + +#define SPNIC_PCI_INTR_REG_BAR 2 +#define SPNIC_PCI_MGMT_REG_BAR 3 /* Only PF has mgmt bar */ +#define SPNIC_PCI_DB_BAR 4 + +#define SPNIC_DB_DWQE_SIZE 0x00400000 + +/* Doorbell or direct wqe page size is 4K */ +#define SPNIC_DB_PAGE_SIZE 0x00001000ULL +#define SPNIC_DWQE_OFFSET 0x00000800ULL + +#define SPNIC_DB_MAX_AREAS (SPNIC_DB_DWQE_SIZE / SPNIC_DB_PAGE_SIZE) + +enum func_type { + TYPE_PF, + TYPE_VF, + TYPE_PPF, + TYPE_UNKNOWN +}; + +enum spnic_msix_state { + SPNIC_MSIX_ENABLE, + SPNIC_MSIX_DISABLE +}; + +struct spnic_free_db_area { + u32 db_idx[SPNIC_DB_MAX_AREAS]; + + u32 num_free; + + u32 alloc_pos; + u32 return_pos; + u32 db_max_areas; + + /* Spinlock for allocating doorbell area */ + rte_spinlock_t idx_lock; +}; + +struct spnic_func_attr { + u16 func_global_idx; + u8 port_to_port_idx; + u8 pci_intf_idx; + u8 vf_in_pf; + enum func_type func_type; + + u8 mpf_idx; + + u8 ppf_idx; + + u16 num_irqs; /* Max: 2 ^ 15 */ + u8 num_aeqs; /* Max: 2 ^ 3 */ + u8 num_ceqs; /* Max: 2 ^ 7 */ + + u8 num_dma_attr; /* Max: 2 ^ 6 */ + + u16 global_vf_id_of_pf; +}; + +struct spnic_hwif { + /* Configure virtual address, PF is bar1, VF is bar0/1 */ + u8 *cfg_regs_base; + /* Interrupt configuration register address, PF is bar2, VF is bar2/3 */ + u8 *intr_regs_base; + /* For PF bar3 virtual address, if function is VF should set NULL */ + u8 *mgmt_regs_base; + u8 *db_base; + u64 db_dwqe_len; + struct spnic_free_db_area free_db_area; + + struct spnic_func_attr attr; + + void *pdev; +}; + +enum spnic_outbound_ctrl { + ENABLE_OUTBOUND = 0x0, + DISABLE_OUTBOUND = 0x1 +}; + +enum spnic_doorbell_ctrl { + ENABLE_DOORBELL = 0x0, + DISABLE_DOORBELL = 0x1 +}; + +enum spnic_pf_status { + SPNIC_PF_STATUS_INIT = 0X0, + SPNIC_PF_STATUS_ACTIVE_FLAG = 0x11, + SPNIC_PF_STATUS_FLR_START_FLAG = 0x12, + SPNIC_PF_STATUS_FLR_FINISH_FLAG = 0x13 +}; + +#define SPNIC_HWIF_NUM_AEQS(hwif) ((hwif)->attr.num_aeqs) +#define SPNIC_HWIF_NUM_IRQS(hwif) ((hwif)->attr.num_irqs) +#define SPNIC_HWIF_GLOBAL_IDX(hwif) ((hwif)->attr.func_global_idx) +#define SPNIC_HWIF_GLOBAL_VF_OFFSET(hwif) ((hwif)->attr.global_vf_id_of_pf) +#define SPNIC_HWIF_PPF_IDX(hwif) ((hwif)->attr.ppf_idx) +#define SPNIC_PCI_INTF_IDX(hwif) ((hwif)->attr.pci_intf_idx) + +#define SPNIC_FUNC_TYPE(dev) ((dev)->hwif->attr.func_type) +#define SPNIC_IS_PF(dev) (SPNIC_FUNC_TYPE(dev) == TYPE_PF) +#define SPNIC_IS_VF(dev) (SPNIC_FUNC_TYPE(dev) == TYPE_VF) +#define SPNIC_IS_PPF(dev) (SPNIC_FUNC_TYPE(dev) == TYPE_PPF) + +u32 spnic_hwif_read_reg(struct spnic_hwif *hwif, u32 reg); + +void spnic_hwif_write_reg(struct spnic_hwif *hwif, u32 reg, u32 val); + +void spnic_set_msix_state(void *hwdev, u16 msix_idx, + enum spnic_msix_state flag); + +void spnic_misx_intr_clear_resend_bit(void *hwdev, u16 msix_idx, + u8 clear_resend_en); + +u16 spnic_global_func_id(void *hwdev); + +u8 spnic_pf_id_of_vf(void *hwdev); + +u8 spnic_pcie_itf_id(void *hwdev); + +enum func_type spnic_func_type(void *hwdev); + +u16 spnic_glb_pf_vf_offset(void *hwdev); + +void spnic_set_pf_status(struct spnic_hwif *hwif, + enum spnic_pf_status status); + +enum spnic_pf_status spnic_get_pf_status(struct spnic_hwif *hwif); + +int spnic_alloc_db_addr(void *hwdev, void **db_base, void **dwqe_base); + +void spnic_free_db_addr(void *hwdev, const void *db_base, + __rte_unused void *dwqe_base); + +void spnic_disable_doorbell(struct spnic_hwif *hwif); + +void spnic_enable_doorbell(struct spnic_hwif *hwif); + +int spnic_init_hwif(void *dev); + +void spnic_free_hwif(void *dev); + +#endif /* _SPNIC_HWIF_H_ */ diff --git a/drivers/net/spnic/spnic_ethdev.c b/drivers/net/spnic/spnic_ethdev.c index b06492a8e9..36d0495ac8 100644 --- a/drivers/net/spnic/spnic_ethdev.c +++ b/drivers/net/spnic/spnic_ethdev.c @@ -9,15 +9,48 @@ #include #include "base/spnic_compat.h" +#include "base/spnic_csr.h" +#include "base/spnic_hwdev.h" +#include "base/spnic_hwif.h" + #include "spnic_ethdev.h" /* Driver-specific log messages type */ int spnic_logtype; +#define SPNIC_MAX_UC_MAC_ADDRS 128 +#define SPNIC_MAX_MC_MAC_ADDRS 128 + +/** + * Close the device. + * + * @param[in] dev + * Pointer to ethernet device structure. + */ +static int spnic_dev_close(struct rte_eth_dev *eth_dev) +{ + struct spnic_nic_dev *nic_dev = + SPNIC_ETH_DEV_TO_PRIVATE_NIC_DEV(eth_dev); + + if (rte_bit_relaxed_test_and_set32(SPNIC_DEV_CLOSE, &nic_dev->dev_status)) { + PMD_DRV_LOG(WARNING, "Device %s already closed", + nic_dev->dev_name); + return 0; + } + + spnic_free_hwdev(nic_dev->hwdev); + + rte_free(nic_dev->hwdev); + nic_dev->hwdev = NULL; + + return 0; +} + static int spnic_func_init(struct rte_eth_dev *eth_dev) { struct spnic_nic_dev *nic_dev = NULL; struct rte_pci_device *pci_dev = NULL; + int err; pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev); @@ -35,11 +68,41 @@ static int spnic_func_init(struct rte_eth_dev *eth_dev) pci_dev->addr.domain, pci_dev->addr.bus, pci_dev->addr.devid, pci_dev->addr.function); + /* Create hardware device */ + nic_dev->hwdev = rte_zmalloc("spnic_hwdev", sizeof(*nic_dev->hwdev), + RTE_CACHE_LINE_SIZE); + if (!nic_dev->hwdev) { + PMD_DRV_LOG(ERR, "Allocate hwdev memory failed, dev_name: %s", + eth_dev->data->name); + err = -ENOMEM; + goto alloc_hwdev_mem_fail; + } + nic_dev->hwdev->pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev); + nic_dev->hwdev->dev_handle = nic_dev; + nic_dev->hwdev->eth_dev = eth_dev; + nic_dev->hwdev->port_id = eth_dev->data->port_id; + + err = spnic_init_hwdev(nic_dev->hwdev); + if (err) { + PMD_DRV_LOG(ERR, "Init chip hwdev failed, dev_name: %s", + eth_dev->data->name); + goto init_hwdev_fail; + } + rte_bit_relaxed_set32(SPNIC_DEV_INIT, &nic_dev->dev_status); PMD_DRV_LOG(INFO, "Initialize %s in primary succeed", eth_dev->data->name); return 0; + +init_hwdev_fail: + rte_free(nic_dev->hwdev); + nic_dev->hwdev = NULL; + +alloc_hwdev_mem_fail: + PMD_DRV_LOG(ERR, "Initialize %s in primary failed", + eth_dev->data->name); + return err; } static int spnic_dev_init(struct rte_eth_dev *eth_dev) @@ -67,6 +130,8 @@ static int spnic_dev_uninit(struct rte_eth_dev *dev) if (rte_eal_process_type() != RTE_PROC_PRIMARY) return 0; + spnic_dev_close(dev); + return 0; } diff --git a/drivers/net/spnic/spnic_ethdev.h b/drivers/net/spnic/spnic_ethdev.h index d4ec641d83..654234aaa4 100644 --- a/drivers/net/spnic/spnic_ethdev.h +++ b/drivers/net/spnic/spnic_ethdev.h @@ -5,21 +5,55 @@ #ifndef _SPNIC_ETHDEV_H_ #define _SPNIC_ETHDEV_H_ -/* Vendor id */ -#define PCI_VENDOR_ID_RAMAXEL 0x1E81 - -/* Device ids */ -#define SPNIC_DEV_ID_PF 0x9020 -#define SPNIC_DEV_ID_VF 0x9001 +#define SPNIC_UINT32_BIT_SIZE (CHAR_BIT * sizeof(uint32_t)) +#define SPNIC_VFTA_SIZE (4096 / SPNIC_UINT32_BIT_SIZE) +#define SPNIC_MAX_QUEUE_NUM 64 enum spnic_dev_status { - SPNIC_DEV_INIT + SPNIC_DEV_INIT, + SPNIC_DEV_CLOSE, + SPNIC_DEV_START, + SPNIC_DEV_INTR_EN }; #define SPNIC_DEV_NAME_LEN 32 struct spnic_nic_dev { + struct spnic_hwdev *hwdev; /* Hardware device */ + + struct spnic_txq **txqs; + struct spnic_rxq **rxqs; + struct rte_mempool *cpy_mpool; + + u16 num_sqs; + u16 num_rqs; + u16 max_sqs; + u16 max_rqs; + + u16 rx_buff_len; + u16 mtu_size; + + u16 rss_state; + u8 num_rss; + u8 rsvd0; + + u32 rx_mode; + u8 rx_queue_list[SPNIC_MAX_QUEUE_NUM]; + rte_spinlock_t queue_list_lock; + pthread_mutex_t rx_mode_mutex; + + u32 default_cos; + u32 rx_csum_en; + u32 dev_status; + + bool pause_set; + pthread_mutex_t pause_mutuex; + + struct rte_ether_addr default_addr; + struct rte_ether_addr *mc_list; + char dev_name[SPNIC_DEV_NAME_LEN]; + u32 vfta[SPNIC_VFTA_SIZE]; /* VLAN bitmap */ }; #define SPNIC_ETH_DEV_TO_PRIVATE_NIC_DEV(dev) \ -- 2.32.0