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net/txgbe: support register dump

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Add register dump support.

Signed-off-by: Jiawen Wu <jiawenwu@trustnetic.com>
Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>
This commit is contained in:
Jiawen Wu 2020-10-19 16:54:08 +08:00 committed by Ferruh Yigit
parent 3cc8b50d69
commit ab7a653001
4 changed files with 169 additions and 0 deletions
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1
doc/guides/nics/features/txgbe.ini
View File

@ -41,6 +41,7 @@ Stats per queue = Y
FW version = Y
EEPROM dump = Y
Module EEPROM dump = Y
Registers dump = Y
Multiprocess aware = Y
Linux UIO = Y
Linux VFIO = Y

1
drivers/net/txgbe/base/txgbe_type.h
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@ -665,6 +665,7 @@ struct txgbe_hw {
u16 vendor_id;
u16 subsystem_device_id;
u16 subsystem_vendor_id;
u8 revision_id;
bool adapter_stopped;
bool allow_unsupported_sfp;
bool need_crosstalk_fix;

113
drivers/net/txgbe/txgbe_ethdev.c
View File

@ -21,6 +21,72 @@
#include "base/txgbe.h"
#include "txgbe_ethdev.h"
#include "txgbe_rxtx.h"
#include "txgbe_regs_group.h"
static const struct reg_info txgbe_regs_general[] = {
{TXGBE_RST, 1, 1, "TXGBE_RST"},
{TXGBE_STAT, 1, 1, "TXGBE_STAT"},
{TXGBE_PORTCTL, 1, 1, "TXGBE_PORTCTL"},
{TXGBE_SDP, 1, 1, "TXGBE_SDP"},
{TXGBE_SDPCTL, 1, 1, "TXGBE_SDPCTL"},
{TXGBE_LEDCTL, 1, 1, "TXGBE_LEDCTL"},
{0, 0, 0, ""}
};
static const struct reg_info txgbe_regs_nvm[] = {
{0, 0, 0, ""}
};
static const struct reg_info txgbe_regs_interrupt[] = {
{0, 0, 0, ""}
};
static const struct reg_info txgbe_regs_fctl_others[] = {
{0, 0, 0, ""}
};
static const struct reg_info txgbe_regs_rxdma[] = {
{0, 0, 0, ""}
};
static const struct reg_info txgbe_regs_rx[] = {
{0, 0, 0, ""}
};
static struct reg_info txgbe_regs_tx[] = {
{0, 0, 0, ""}
};
static const struct reg_info txgbe_regs_wakeup[] = {
{0, 0, 0, ""}
};
static const struct reg_info txgbe_regs_dcb[] = {
{0, 0, 0, ""}
};
static const struct reg_info txgbe_regs_mac[] = {
{0, 0, 0, ""}
};
static const struct reg_info txgbe_regs_diagnostic[] = {
{0, 0, 0, ""},
};
/* PF registers */
static const struct reg_info *txgbe_regs_others[] = {
txgbe_regs_general,
txgbe_regs_nvm,
txgbe_regs_interrupt,
txgbe_regs_fctl_others,
txgbe_regs_rxdma,
txgbe_regs_rx,
txgbe_regs_tx,
txgbe_regs_wakeup,
txgbe_regs_dcb,
txgbe_regs_mac,
txgbe_regs_diagnostic,
NULL};
static int txgbe_dev_set_link_up(struct rte_eth_dev *dev);
static int txgbe_dev_set_link_down(struct rte_eth_dev *dev);
@ -3413,6 +3479,52 @@ txgbe_dev_set_mc_addr_list(struct rte_eth_dev *dev,
txgbe_dev_addr_list_itr, TRUE);
}
static int
txgbe_get_reg_length(struct rte_eth_dev *dev __rte_unused)
{
int count = 0;
int g_ind = 0;
const struct reg_info *reg_group;
const struct reg_info **reg_set = txgbe_regs_others;
while ((reg_group = reg_set[g_ind++]))
count += txgbe_regs_group_count(reg_group);
return count;
}
static int
txgbe_get_regs(struct rte_eth_dev *dev,
struct rte_dev_reg_info *regs)
{
struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
uint32_t *data = regs->data;
int g_ind = 0;
int count = 0;
const struct reg_info *reg_group;
const struct reg_info **reg_set = txgbe_regs_others;
if (data == NULL) {
regs->length = txgbe_get_reg_length(dev);
regs->width = sizeof(uint32_t);
return 0;
}
/* Support only full register dump */
if (regs->length == 0 ||
regs->length == (uint32_t)txgbe_get_reg_length(dev)) {
regs->version = hw->mac.type << 24 |
hw->revision_id << 16 |
hw->device_id;
while ((reg_group = reg_set[g_ind++]))
count += txgbe_read_regs_group(dev, &data[count],
reg_group);
return 0;
}
return -ENOTSUP;
}
static int
txgbe_get_eeprom_length(struct rte_eth_dev *dev)
{
@ -3600,6 +3712,7 @@ static const struct eth_dev_ops txgbe_eth_dev_ops = {
.set_mc_addr_list = txgbe_dev_set_mc_addr_list,
.rxq_info_get = txgbe_rxq_info_get,
.txq_info_get = txgbe_txq_info_get,
.get_reg = txgbe_get_regs,
.get_eeprom_length = txgbe_get_eeprom_length,
.get_eeprom = txgbe_get_eeprom,
.set_eeprom = txgbe_set_eeprom,

54
drivers/net/txgbe/txgbe_regs_group.h Normal file
View File

@ -0,0 +1,54 @@
/* SPDX-License-Identifier: BSD-3-Clause
* Copyright(c) 2015-2020
*/
#ifndef _TXGBE_REGS_GROUP_H_
#define _TXGBE_REGS_GROUP_H_
#include "txgbe_ethdev.h"
struct txgbe_hw;
struct reg_info {
uint32_t base_addr;
uint32_t count;
uint32_t stride;
const char *name;
};
static inline int
txgbe_read_regs(struct txgbe_hw *hw, const struct reg_info *reg,
uint32_t *reg_buf)
{
unsigned int i;
for (i = 0; i < reg->count; i++)
reg_buf[i] = rd32(hw,
reg->base_addr + i * reg->stride);
return reg->count;
};
static inline int
txgbe_regs_group_count(const struct reg_info *regs)
{
int count = 0;
int i = 0;
while (regs[i].count)
count += regs[i++].count;
return count;
};
static inline int
txgbe_read_regs_group(struct rte_eth_dev *dev, uint32_t *reg_buf,
const struct reg_info *regs)
{
int count = 0;
int i = 0;
struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
while (regs[i].count)
count += txgbe_read_regs(hw, &regs[i++], &reg_buf[count]);
return count;
};
#endif /* _TXGBE_REGS_GROUP_H_ */