mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-28 08:05:26 +07:00
d6228b7cdd
This patch adds support for the SIOCGHWTSTAMP ioctl which enables user processes to read the current hwtstamp_config settings non-destructively. Signed-off-by: Artem Panfilov <panfilov.artyom@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
234 lines
5.4 KiB
C
234 lines
5.4 KiB
C
/*******************************************************************************
|
|
Copyright (C) 2007-2009 STMicroelectronics Ltd
|
|
|
|
This program is free software; you can redistribute it and/or modify it
|
|
under the terms and conditions of the GNU General Public License,
|
|
version 2, as published by the Free Software Foundation.
|
|
|
|
This program is distributed in the hope it will be useful, but WITHOUT
|
|
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
|
|
more details.
|
|
|
|
The full GNU General Public License is included in this distribution in
|
|
the file called "COPYING".
|
|
|
|
Author: Giuseppe Cavallaro <peppe.cavallaro@st.com>
|
|
*******************************************************************************/
|
|
|
|
#ifndef __STMMAC_H__
|
|
#define __STMMAC_H__
|
|
|
|
#define STMMAC_RESOURCE_NAME "stmmaceth"
|
|
#define DRV_MODULE_VERSION "Jan_2016"
|
|
|
|
#include <linux/clk.h>
|
|
#include <linux/stmmac.h>
|
|
#include <linux/phy.h>
|
|
#include <linux/pci.h>
|
|
#include "common.h"
|
|
#include <linux/ptp_clock_kernel.h>
|
|
#include <linux/net_tstamp.h>
|
|
#include <linux/reset.h>
|
|
|
|
struct stmmac_resources {
|
|
void __iomem *addr;
|
|
const char *mac;
|
|
int wol_irq;
|
|
int lpi_irq;
|
|
int irq;
|
|
};
|
|
|
|
struct stmmac_tx_info {
|
|
dma_addr_t buf;
|
|
bool map_as_page;
|
|
unsigned len;
|
|
bool last_segment;
|
|
bool is_jumbo;
|
|
};
|
|
|
|
/* Frequently used values are kept adjacent for cache effect */
|
|
struct stmmac_tx_queue {
|
|
u32 tx_count_frames;
|
|
struct timer_list txtimer;
|
|
u32 queue_index;
|
|
struct stmmac_priv *priv_data;
|
|
struct dma_extended_desc *dma_etx ____cacheline_aligned_in_smp;
|
|
struct dma_desc *dma_tx;
|
|
struct sk_buff **tx_skbuff;
|
|
struct stmmac_tx_info *tx_skbuff_dma;
|
|
unsigned int cur_tx;
|
|
unsigned int dirty_tx;
|
|
dma_addr_t dma_tx_phy;
|
|
u32 tx_tail_addr;
|
|
u32 mss;
|
|
};
|
|
|
|
struct stmmac_rx_queue {
|
|
u32 queue_index;
|
|
struct stmmac_priv *priv_data;
|
|
struct dma_extended_desc *dma_erx;
|
|
struct dma_desc *dma_rx ____cacheline_aligned_in_smp;
|
|
struct sk_buff **rx_skbuff;
|
|
dma_addr_t *rx_skbuff_dma;
|
|
unsigned int cur_rx;
|
|
unsigned int dirty_rx;
|
|
u32 rx_zeroc_thresh;
|
|
dma_addr_t dma_rx_phy;
|
|
u32 rx_tail_addr;
|
|
};
|
|
|
|
struct stmmac_channel {
|
|
struct napi_struct napi ____cacheline_aligned_in_smp;
|
|
struct stmmac_priv *priv_data;
|
|
u32 index;
|
|
int has_rx;
|
|
int has_tx;
|
|
};
|
|
|
|
struct stmmac_tc_entry {
|
|
bool in_use;
|
|
bool in_hw;
|
|
bool is_last;
|
|
bool is_frag;
|
|
void *frag_ptr;
|
|
unsigned int table_pos;
|
|
u32 handle;
|
|
u32 prio;
|
|
struct {
|
|
u32 match_data;
|
|
u32 match_en;
|
|
u8 af:1;
|
|
u8 rf:1;
|
|
u8 im:1;
|
|
u8 nc:1;
|
|
u8 res1:4;
|
|
u8 frame_offset;
|
|
u8 ok_index;
|
|
u8 dma_ch_no;
|
|
u32 res2;
|
|
} __packed val;
|
|
};
|
|
|
|
#define STMMAC_PPS_MAX 4
|
|
struct stmmac_pps_cfg {
|
|
bool available;
|
|
struct timespec64 start;
|
|
struct timespec64 period;
|
|
};
|
|
|
|
struct stmmac_priv {
|
|
/* Frequently used values are kept adjacent for cache effect */
|
|
u32 tx_coal_frames;
|
|
u32 tx_coal_timer;
|
|
|
|
int tx_coalesce;
|
|
int hwts_tx_en;
|
|
bool tx_path_in_lpi_mode;
|
|
bool tso;
|
|
|
|
unsigned int dma_buf_sz;
|
|
unsigned int rx_copybreak;
|
|
u32 rx_riwt;
|
|
int hwts_rx_en;
|
|
|
|
void __iomem *ioaddr;
|
|
struct net_device *dev;
|
|
struct device *device;
|
|
struct mac_device_info *hw;
|
|
int (*hwif_quirks)(struct stmmac_priv *priv);
|
|
struct mutex lock;
|
|
|
|
/* RX Queue */
|
|
struct stmmac_rx_queue rx_queue[MTL_MAX_RX_QUEUES];
|
|
|
|
/* TX Queue */
|
|
struct stmmac_tx_queue tx_queue[MTL_MAX_TX_QUEUES];
|
|
|
|
/* Generic channel for NAPI */
|
|
struct stmmac_channel channel[STMMAC_CH_MAX];
|
|
|
|
bool oldlink;
|
|
int speed;
|
|
int oldduplex;
|
|
unsigned int flow_ctrl;
|
|
unsigned int pause;
|
|
struct mii_bus *mii;
|
|
int mii_irq[PHY_MAX_ADDR];
|
|
|
|
struct stmmac_extra_stats xstats ____cacheline_aligned_in_smp;
|
|
struct stmmac_safety_stats sstats;
|
|
struct plat_stmmacenet_data *plat;
|
|
struct dma_features dma_cap;
|
|
struct stmmac_counters mmc;
|
|
int hw_cap_support;
|
|
int synopsys_id;
|
|
u32 msg_enable;
|
|
int wolopts;
|
|
int wol_irq;
|
|
int clk_csr;
|
|
struct timer_list eee_ctrl_timer;
|
|
int lpi_irq;
|
|
int eee_enabled;
|
|
int eee_active;
|
|
int tx_lpi_timer;
|
|
unsigned int mode;
|
|
unsigned int chain_mode;
|
|
int extend_desc;
|
|
struct hwtstamp_config tstamp_config;
|
|
struct ptp_clock *ptp_clock;
|
|
struct ptp_clock_info ptp_clock_ops;
|
|
unsigned int default_addend;
|
|
u32 sub_second_inc;
|
|
u32 systime_flags;
|
|
u32 adv_ts;
|
|
int use_riwt;
|
|
int irq_wake;
|
|
spinlock_t ptp_lock;
|
|
void __iomem *mmcaddr;
|
|
void __iomem *ptpaddr;
|
|
|
|
#ifdef CONFIG_DEBUG_FS
|
|
struct dentry *dbgfs_dir;
|
|
struct dentry *dbgfs_rings_status;
|
|
struct dentry *dbgfs_dma_cap;
|
|
#endif
|
|
|
|
unsigned long state;
|
|
struct workqueue_struct *wq;
|
|
struct work_struct service_task;
|
|
|
|
/* TC Handling */
|
|
unsigned int tc_entries_max;
|
|
unsigned int tc_off_max;
|
|
struct stmmac_tc_entry *tc_entries;
|
|
|
|
/* Pulse Per Second output */
|
|
struct stmmac_pps_cfg pps[STMMAC_PPS_MAX];
|
|
};
|
|
|
|
enum stmmac_state {
|
|
STMMAC_DOWN,
|
|
STMMAC_RESET_REQUESTED,
|
|
STMMAC_RESETING,
|
|
STMMAC_SERVICE_SCHED,
|
|
};
|
|
|
|
int stmmac_mdio_unregister(struct net_device *ndev);
|
|
int stmmac_mdio_register(struct net_device *ndev);
|
|
int stmmac_mdio_reset(struct mii_bus *mii);
|
|
void stmmac_set_ethtool_ops(struct net_device *netdev);
|
|
|
|
void stmmac_ptp_register(struct stmmac_priv *priv);
|
|
void stmmac_ptp_unregister(struct stmmac_priv *priv);
|
|
int stmmac_resume(struct device *dev);
|
|
int stmmac_suspend(struct device *dev);
|
|
int stmmac_dvr_remove(struct device *dev);
|
|
int stmmac_dvr_probe(struct device *device,
|
|
struct plat_stmmacenet_data *plat_dat,
|
|
struct stmmac_resources *res);
|
|
void stmmac_disable_eee_mode(struct stmmac_priv *priv);
|
|
bool stmmac_eee_init(struct stmmac_priv *priv);
|
|
|
|
#endif /* __STMMAC_H__ */
|