Add zxdh get device backend infos,
use msg chan to send msg get.
Signed-off-by: Junlong Wang <wang.junlong1@zte.com.cn>
---
drivers/net/zxdh/meson.build | 1 +
drivers/net/zxdh/zxdh_common.c | 256 +++++++++++++++++++++++++++++++++
drivers/net/zxdh/zxdh_common.h | 30 ++++
drivers/net/zxdh/zxdh_ethdev.c | 37 +++++
drivers/net/zxdh/zxdh_ethdev.h | 5 +
drivers/net/zxdh/zxdh_msg.h | 21 +++
6 files changed, 350 insertions(+)
create mode 100644 drivers/net/zxdh/zxdh_common.c
create mode 100644 drivers/net/zxdh/zxdh_common.h
diff --git a/drivers/net/zxdh/meson.build b/drivers/net/zxdh/meson.build
index 2e0c8fddae..a16db47f89 100644
--- a/drivers/net/zxdh/meson.build
+++ b/drivers/net/zxdh/meson.build
@@ -17,4 +17,5 @@ sources = files(
'zxdh_ethdev.c',
'zxdh_pci.c',
'zxdh_msg.c',
+ 'zxdh_common.c',
)
diff --git a/drivers/net/zxdh/zxdh_common.c b/drivers/net/zxdh/zxdh_common.c
new file mode 100644
index 0000000000..0d7ea4535d
--- /dev/null
+++ b/drivers/net/zxdh/zxdh_common.c
@@ -0,0 +1,256 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2024 ZTE Corporation
+ */
+
+#include <stdint.h>
+#include <string.h>
+
+#include <ethdev_driver.h>
+#include <rte_malloc.h>
+#include <rte_memcpy.h>
+
+#include "zxdh_ethdev.h"
+#include "zxdh_logs.h"
+#include "zxdh_msg.h"
+#include "zxdh_common.h"
+
+#define ZXDH_MSG_RSP_SIZE_MAX 512
+
+#define ZXDH_COMMON_TABLE_READ 0
+#define ZXDH_COMMON_TABLE_WRITE 1
+
+#define ZXDH_COMMON_FIELD_PHYPORT 6
+
+#define ZXDH_RSC_TBL_CONTENT_LEN_MAX (257 * 2)
+
+#define ZXDH_REPS_HEADER_OFFSET 4
+#define ZXDH_TBL_MSG_PRO_SUCCESS 0xaa
+
+struct zxdh_common_msg {
+ uint8_t type; /* 0:read table 1:write table */
+ uint8_t field;
+ uint16_t pcie_id;
+ uint16_t slen; /* Data length for write table */
+ uint16_t reserved;
+} __rte_packed;
+
+struct zxdh_common_rsp_hdr {
+ uint8_t rsp_status;
+ uint16_t rsp_len;
+ uint8_t reserved;
+ uint8_t payload_status;
+ uint8_t rsv;
+ uint16_t payload_len;
+} __rte_packed;
+
+struct zxdh_tbl_msg_header {
+ uint8_t type;
+ uint8_t field;
+ uint16_t pcieid;
+ uint16_t slen;
+ uint16_t rsv;
+};
+
+struct zxdh_tbl_msg_reps_header {
+ uint8_t check;
+ uint8_t rsv;
+ uint16_t len;
+};
+
+static int32_t
+zxdh_fill_common_msg(struct zxdh_hw *hw, struct zxdh_pci_bar_msg *desc,
+ uint8_t type, uint8_t field,
+ void *buff, uint16_t buff_size)
+{
+ uint64_t msg_len = sizeof(struct zxdh_common_msg) + buff_size;
+
+ desc->payload_addr = rte_zmalloc(NULL, msg_len, 0);
+ if (unlikely(desc->payload_addr == NULL)) {
+ PMD_DRV_LOG(ERR, "Failed to allocate msg_data");
+ return -ENOMEM;
+ }
+ memset(desc->payload_addr, 0, msg_len);
+ desc->payload_len = msg_len;
+ struct zxdh_common_msg *msg_data = (struct zxdh_common_msg *)desc->payload_addr;
+
+ msg_data->type = type;
+ msg_data->field = field;
+ msg_data->pcie_id = hw->pcie_id;
+ msg_data->slen = buff_size;
+ if (buff_size != 0)
+ rte_memcpy(msg_data + 1, buff, buff_size);
+
+ return 0;
+}
+
+static int32_t
+zxdh_send_command(struct zxdh_hw *hw, struct zxdh_pci_bar_msg *desc,
+ enum ZXDH_BAR_MODULE_ID module_id,
+ struct zxdh_msg_recviver_mem *msg_rsp)
+{
+ desc->virt_addr = (uint64_t)(hw->bar_addr[ZXDH_BAR0_INDEX] + ZXDH_CTRLCH_OFFSET);
+ desc->src = hw->is_pf ? ZXDH_MSG_CHAN_END_PF : ZXDH_MSG_CHAN_END_VF;
+ desc->dst = ZXDH_MSG_CHAN_END_RISC;
+ desc->module_id = module_id;
+ desc->src_pcieid = hw->pcie_id;
+
+ msg_rsp->buffer_len = ZXDH_MSG_RSP_SIZE_MAX;
+ msg_rsp->recv_buffer = rte_zmalloc(NULL, msg_rsp->buffer_len, 0);
+ if (unlikely(msg_rsp->recv_buffer == NULL)) {
+ PMD_DRV_LOG(ERR, "Failed to allocate messages response");
+ return -ENOMEM;
+ }
+
+ if (zxdh_bar_chan_sync_msg_send(desc, msg_rsp) != ZXDH_BAR_MSG_OK) {
+ PMD_DRV_LOG(ERR, "Failed to send sync messages or receive response");
+ rte_free(msg_rsp->recv_buffer);
+ return -1;
+ }
+
+ return 0;
+}
+
+static int32_t
+zxdh_common_rsp_check(struct zxdh_msg_recviver_mem *msg_rsp,
+ void *buff, uint16_t len)
+{
+ struct zxdh_common_rsp_hdr *rsp_hdr = (struct zxdh_common_rsp_hdr *)msg_rsp->recv_buffer;
+
+ if (rsp_hdr->payload_status != 0xaa || rsp_hdr->payload_len != len) {
+ PMD_DRV_LOG(ERR, "Common response is invalid, status:0x%x rsp_len:%d",
+ rsp_hdr->payload_status, rsp_hdr->payload_len);
+ return -1;
+ }
+ if (len != 0)
+ rte_memcpy(buff, rsp_hdr + 1, len);
+
+ return 0;
+}
+
+static int32_t
+zxdh_common_table_read(struct zxdh_hw *hw, uint8_t field,
+ void *buff, uint16_t buff_size)
+{
+ struct zxdh_msg_recviver_mem msg_rsp;
+ struct zxdh_pci_bar_msg desc;
+ int32_t ret = 0;
+
+ if (!hw->msg_chan_init) {
+ PMD_DRV_LOG(ERR, "Bar messages channel not initialized");
+ return -1;
+ }
+
+ ret = zxdh_fill_common_msg(hw, &desc, ZXDH_COMMON_TABLE_READ, field, NULL, 0);
+ if (ret != 0) {
+ PMD_DRV_LOG(ERR, "Failed to fill common msg");
+ return ret;
+ }
+
+ ret = zxdh_send_command(hw, &desc, ZXDH_BAR_MODULE_TBL, &msg_rsp);
+ if (ret != 0)
+ goto free_msg_data;
+
+ ret = zxdh_common_rsp_check(&msg_rsp, buff, buff_size);
+ if (ret != 0)
+ goto free_rsp_data;
+
+free_rsp_data:
+ rte_free(msg_rsp.recv_buffer);
+free_msg_data:
+ rte_free(desc.payload_addr);
+ return ret;
+}
+
+int32_t
+zxdh_phyport_get(struct rte_eth_dev *dev, uint8_t *phyport)
+{
+ struct zxdh_hw *hw = dev->data->dev_private;
+
+ int32_t ret = zxdh_common_table_read(hw, ZXDH_COMMON_FIELD_PHYPORT,
+ (void *)phyport, sizeof(*phyport));
+ return ret;
+}
+
+static inline void
+zxdh_fill_res_para(struct rte_eth_dev *dev, struct zxdh_res_para *param)
+{
+ struct zxdh_hw *hw = dev->data->dev_private;
+
+ param->pcie_id = hw->pcie_id;
+ param->virt_addr = hw->bar_addr[0] + ZXDH_CTRLCH_OFFSET;
+ param->src_type = ZXDH_BAR_MODULE_TBL;
+}
+
+static int
+zxdh_get_res_info(struct zxdh_res_para *dev, uint8_t field, uint8_t *res, uint16_t *len)
+{
+ struct zxdh_pci_bar_msg in = {0};
+ uint8_t recv_buf[ZXDH_RSC_TBL_CONTENT_LEN_MAX + 8] = {0};
+ int ret = 0;
+
+ if (!res || !dev)
+ return ZXDH_BAR_MSG_ERR_NULL;
+
+ struct zxdh_tbl_msg_header tbl_msg = {
+ .type = ZXDH_TBL_TYPE_READ,
+ .field = field,
+ .pcieid = dev->pcie_id,
+ .slen = 0,
+ .rsv = 0,
+ };
+
+ in.virt_addr = dev->virt_addr;
+ in.payload_addr = &tbl_msg;
+ in.payload_len = sizeof(tbl_msg);
+ in.src = dev->src_type;
+ in.dst = ZXDH_MSG_CHAN_END_RISC;
+ in.module_id = ZXDH_BAR_MODULE_TBL;
+ in.src_pcieid = dev->pcie_id;
+
+ struct zxdh_msg_recviver_mem result = {
+ .recv_buffer = recv_buf,
+ .buffer_len = sizeof(recv_buf),
+ };
+ ret = zxdh_bar_chan_sync_msg_send(&in, &result);
+
+ if (ret != ZXDH_BAR_MSG_OK) {
+ PMD_DRV_LOG(ERR,
+ "send sync_msg failed. pcieid: 0x%x, ret: %d.", dev->pcie_id, ret);
+ return ret;
+ }
+ struct zxdh_tbl_msg_reps_header *tbl_reps =
+ (struct zxdh_tbl_msg_reps_header *)(recv_buf + ZXDH_REPS_HEADER_OFFSET);
+
+ if (tbl_reps->check != ZXDH_TBL_MSG_PRO_SUCCESS) {
+ PMD_DRV_LOG(ERR,
+ "get resource_field failed. pcieid: 0x%x, ret: %d.", dev->pcie_id, ret);
+ return ret;
+ }
+ *len = tbl_reps->len;
+ rte_memcpy(res, (recv_buf + ZXDH_REPS_HEADER_OFFSET +
+ sizeof(struct zxdh_tbl_msg_reps_header)), *len);
+ return ret;
+}
+
+static int
+zxdh_get_res_panel_id(struct zxdh_res_para *in, uint8_t *panel_id)
+{
+ uint8_t reps = 0;
+ uint16_t reps_len = 0;
+
+ if (zxdh_get_res_info(in, ZXDH_TBL_FIELD_PNLID, &reps, &reps_len) != ZXDH_BAR_MSG_OK)
+ return -1;
+
+ *panel_id = reps;
+ return ZXDH_BAR_MSG_OK;
+}
+
+int32_t
+zxdh_panelid_get(struct rte_eth_dev *dev, uint8_t *panelid)
+{
+ struct zxdh_res_para param;
+
+ zxdh_fill_res_para(dev, ¶m);
+ int32_t ret = zxdh_get_res_panel_id(¶m, panelid);
+ return ret;
+}
diff --git a/drivers/net/zxdh/zxdh_common.h b/drivers/net/zxdh/zxdh_common.h
new file mode 100644
index 0000000000..ba29ca1dad
--- /dev/null
+++ b/drivers/net/zxdh/zxdh_common.h
@@ -0,0 +1,30 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2024 ZTE Corporation
+ */
+
+#ifndef ZXDH_COMMON_H
+#define ZXDH_COMMON_H
+
+#include <stdint.h>
+#include <rte_ethdev.h>
+
+#include "zxdh_ethdev.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+struct zxdh_res_para {
+ uint64_t virt_addr;
+ uint16_t pcie_id;
+ uint16_t src_type; /* refer to BAR_DRIVER_TYPE */
+};
+
+int32_t zxdh_phyport_get(struct rte_eth_dev *dev, uint8_t *phyport);
+int32_t zxdh_panelid_get(struct rte_eth_dev *dev, uint8_t *pannelid);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* ZXDH_COMMON_H */
diff --git a/drivers/net/zxdh/zxdh_ethdev.c b/drivers/net/zxdh/zxdh_ethdev.c
index 105c18f9e0..da5ac3ccd1 100644
--- a/drivers/net/zxdh/zxdh_ethdev.c
+++ b/drivers/net/zxdh/zxdh_ethdev.c
@@ -10,9 +10,22 @@
#include "zxdh_logs.h"
#include "zxdh_pci.h"
#include "zxdh_msg.h"
+#include "zxdh_common.h"
struct zxdh_hw_internal zxdh_hw_internal[RTE_MAX_ETHPORTS];
+uint16_t
+zxdh_vport_to_vfid(union zxdh_virport_num v)
+{
+ /* epid > 4 is local soft queue. return 1192 */
+ if (v.epid > 4)
+ return 1192;
+ if (v.vf_flag)
+ return v.epid * 256 + v.vfid;
+ else
+ return (v.epid * 8 + v.pfid) + 1152;
+}
+
static int32_t
zxdh_init_device(struct rte_eth_dev *eth_dev)
{
@@ -45,6 +58,26 @@ zxdh_init_device(struct rte_eth_dev *eth_dev)
return ret;
}
+static int
+zxdh_agent_comm(struct rte_eth_dev *eth_dev, struct zxdh_hw *hw)
+{
+ if (zxdh_phyport_get(eth_dev, &hw->phyport) != 0) {
+ PMD_DRV_LOG(ERR, "Failed to get phyport");
+ return -1;
+ }
+ PMD_DRV_LOG(INFO, "Get phyport success: 0x%x", hw->phyport);
+
+ hw->vfid = zxdh_vport_to_vfid(hw->vport);
+
+ if (zxdh_panelid_get(eth_dev, &hw->panel_id) != 0) {
+ PMD_DRV_LOG(ERR, "Failed to get panel_id");
+ return -1;
+ }
+ PMD_DRV_LOG(INFO, "Get panel id success: 0x%x", hw->panel_id);
+
+ return 0;
+}
+
static int
zxdh_eth_dev_init(struct rte_eth_dev *eth_dev)
{
@@ -105,6 +138,10 @@ zxdh_eth_dev_init(struct rte_eth_dev *eth_dev)
goto err_zxdh_init;
}
+ ret = zxdh_agent_comm(eth_dev, hw);
+ if (ret != 0)
+ goto err_zxdh_init;
+
return ret;
err_zxdh_init:
diff --git a/drivers/net/zxdh/zxdh_ethdev.h b/drivers/net/zxdh/zxdh_ethdev.h
index 7434cc15d7..7b7bb16be8 100644
--- a/drivers/net/zxdh/zxdh_ethdev.h
+++ b/drivers/net/zxdh/zxdh_ethdev.h
@@ -55,6 +55,7 @@ struct zxdh_hw {
uint16_t pcie_id;
uint16_t device_id;
uint16_t port_id;
+ uint16_t vfid;
uint8_t *isr;
uint8_t weak_barriers;
@@ -64,8 +65,12 @@ struct zxdh_hw {
uint8_t duplex;
uint8_t is_pf;
uint8_t msg_chan_init;
+ uint8_t phyport;
+ uint8_t panel_id;
};
+uint16_t zxdh_vport_to_vfid(union zxdh_virport_num v);
+
#ifdef __cplusplus
}
#endif
diff --git a/drivers/net/zxdh/zxdh_msg.h b/drivers/net/zxdh/zxdh_msg.h
index 83e2fe6d5b..b2beedec64 100644
--- a/drivers/net/zxdh/zxdh_msg.h
+++ b/drivers/net/zxdh/zxdh_msg.h
@@ -107,6 +107,27 @@ enum ZXDH_BAR_MODULE_ID {
ZXDH_BAR_MSG_MODULE_NUM = 100,
};
+enum ZXDH_RES_TBL_FILED {
+ ZXDH_TBL_FIELD_PCIEID = 0,
+ ZXDH_TBL_FIELD_BDF = 1,
+ ZXDH_TBL_FIELD_MSGCH = 2,
+ ZXDH_TBL_FIELD_DATACH = 3,
+ ZXDH_TBL_FIELD_VPORT = 4,
+ ZXDH_TBL_FIELD_PNLID = 5,
+ ZXDH_TBL_FIELD_PHYPORT = 6,
+ ZXDH_TBL_FIELD_SERDES_NUM = 7,
+ ZXDH_TBL_FIELD_NP_PORT = 8,
+ ZXDH_TBL_FIELD_SPEED = 9,
+ ZXDH_TBL_FIELD_HASHID = 10,
+ ZXDH_TBL_FIELD_NON,
+};
+
+enum ZXDH_TBL_MSG_TYPE {
+ ZXDH_TBL_TYPE_READ,
+ ZXDH_TBL_TYPE_WRITE,
+ ZXDH_TBL_TYPE_NON,
+};
+
struct zxdh_msix_para {
uint16_t pcie_id;
uint16_t vector_risc;
--
2.27.0