diff options
Diffstat (limited to 'drivers/net/ethernet/cadence')
| -rw-r--r-- | drivers/net/ethernet/cadence/macb.c | 32 | ||||
| -rw-r--r-- | drivers/net/ethernet/cadence/macb.h | 74 |
2 files changed, 104 insertions, 2 deletions
diff --git a/drivers/net/ethernet/cadence/macb.c b/drivers/net/ethernet/cadence/macb.c index c0fb80acc2da..ff1e648e74c9 100644 --- a/drivers/net/ethernet/cadence/macb.c +++ b/drivers/net/ethernet/cadence/macb.c @@ -2085,6 +2085,9 @@ static int macb_open(struct net_device *dev) netif_tx_start_all_queues(dev); + if (bp->ptp_info) + bp->ptp_info->ptp_init(dev); + return 0; } @@ -2106,6 +2109,9 @@ static int macb_close(struct net_device *dev) macb_free_consistent(bp); + if (bp->ptp_info) + bp->ptp_info->ptp_remove(dev); + return 0; } @@ -2379,6 +2385,17 @@ static int macb_set_ringparam(struct net_device *netdev, return 0; } +static int macb_get_ts_info(struct net_device *netdev, + struct ethtool_ts_info *info) +{ + struct macb *bp = netdev_priv(netdev); + + if (bp->ptp_info) + return bp->ptp_info->get_ts_info(netdev, info); + + return ethtool_op_get_ts_info(netdev, info); +} + static const struct ethtool_ops macb_ethtool_ops = { .get_regs_len = macb_get_regs_len, .get_regs = macb_get_regs, @@ -2396,7 +2413,7 @@ static const struct ethtool_ops gem_ethtool_ops = { .get_regs_len = macb_get_regs_len, .get_regs = macb_get_regs, .get_link = ethtool_op_get_link, - .get_ts_info = ethtool_op_get_ts_info, + .get_ts_info = macb_get_ts_info, .get_ethtool_stats = gem_get_ethtool_stats, .get_strings = gem_get_ethtool_strings, .get_sset_count = gem_get_sset_count, @@ -2409,6 +2426,7 @@ static const struct ethtool_ops gem_ethtool_ops = { static int macb_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) { struct phy_device *phydev = dev->phydev; + struct macb *bp = netdev_priv(dev); if (!netif_running(dev)) return -EINVAL; @@ -2416,7 +2434,17 @@ static int macb_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) if (!phydev) return -ENODEV; - return phy_mii_ioctl(phydev, rq, cmd); + if (!bp->ptp_info) + return phy_mii_ioctl(phydev, rq, cmd); + + switch (cmd) { + case SIOCSHWTSTAMP: + return bp->ptp_info->set_hwtst(dev, rq, cmd); + case SIOCGHWTSTAMP: + return bp->ptp_info->get_hwtst(dev, rq); + default: + return phy_mii_ioctl(phydev, rq, cmd); + } } static int macb_set_features(struct net_device *netdev, diff --git a/drivers/net/ethernet/cadence/macb.h b/drivers/net/ethernet/cadence/macb.h index d67adad67be1..94ddedd2d83e 100644 --- a/drivers/net/ethernet/cadence/macb.h +++ b/drivers/net/ethernet/cadence/macb.h @@ -131,6 +131,20 @@ #define GEM_RXIPCCNT 0x01a8 /* IP header Checksum Error Counter */ #define GEM_RXTCPCCNT 0x01ac /* TCP Checksum Error Counter */ #define GEM_RXUDPCCNT 0x01b0 /* UDP Checksum Error Counter */ +#define GEM_TISUBN 0x01bc /* 1588 Timer Increment Sub-ns */ +#define GEM_TSH 0x01c0 /* 1588 Timer Seconds High */ +#define GEM_TSL 0x01d0 /* 1588 Timer Seconds Low */ +#define GEM_TN 0x01d4 /* 1588 Timer Nanoseconds */ +#define GEM_TA 0x01d8 /* 1588 Timer Adjust */ +#define GEM_TI 0x01dc /* 1588 Timer Increment */ +#define GEM_EFTSL 0x01e0 /* PTP Event Frame Tx Seconds Low */ +#define GEM_EFTN 0x01e4 /* PTP Event Frame Tx Nanoseconds */ +#define GEM_EFRSL 0x01e8 /* PTP Event Frame Rx Seconds Low */ +#define GEM_EFRN 0x01ec /* PTP Event Frame Rx Nanoseconds */ +#define GEM_PEFTSL 0x01f0 /* PTP Peer Event Frame Tx Secs Low */ +#define GEM_PEFTN 0x01f4 /* PTP Peer Event Frame Tx Ns */ +#define GEM_PEFRSL 0x01f8 /* PTP Peer Event Frame Rx Sec Low */ +#define GEM_PEFRN 0x01fc /* PTP Peer Event Frame Rx Ns */ #define GEM_DCFG1 0x0280 /* Design Config 1 */ #define GEM_DCFG2 0x0284 /* Design Config 2 */ #define GEM_DCFG3 0x0288 /* Design Config 3 */ @@ -174,6 +188,7 @@ #define MACB_NCR_TPF_SIZE 1 #define MACB_TZQ_OFFSET 12 /* Transmit zero quantum pause frame */ #define MACB_TZQ_SIZE 1 +#define MACB_SRTSM_OFFSET 15 /* Bitfields in NCFGR */ #define MACB_SPD_OFFSET 0 /* Speed */ @@ -319,6 +334,32 @@ #define MACB_PTZ_SIZE 1 #define MACB_WOL_OFFSET 14 /* Enable wake-on-lan interrupt */ #define MACB_WOL_SIZE 1 +#define MACB_DRQFR_OFFSET 18 /* PTP Delay Request Frame Received */ +#define MACB_DRQFR_SIZE 1 +#define MACB_SFR_OFFSET 19 /* PTP Sync Frame Received */ +#define MACB_SFR_SIZE 1 +#define MACB_DRQFT_OFFSET 20 /* PTP Delay Request Frame Transmitted */ +#define MACB_DRQFT_SIZE 1 +#define MACB_SFT_OFFSET 21 /* PTP Sync Frame Transmitted */ +#define MACB_SFT_SIZE 1 +#define MACB_PDRQFR_OFFSET 22 /* PDelay Request Frame Received */ +#define MACB_PDRQFR_SIZE 1 +#define MACB_PDRSFR_OFFSET 23 /* PDelay Response Frame Received */ +#define MACB_PDRSFR_SIZE 1 +#define MACB_PDRQFT_OFFSET 24 /* PDelay Request Frame Transmitted */ +#define MACB_PDRQFT_SIZE 1 +#define MACB_PDRSFT_OFFSET 25 /* PDelay Response Frame Transmitted */ +#define MACB_PDRSFT_SIZE 1 +#define MACB_SRI_OFFSET 26 /* TSU Seconds Register Increment */ +#define MACB_SRI_SIZE 1 + +/* Timer increment fields */ +#define MACB_TI_CNS_OFFSET 0 +#define MACB_TI_CNS_SIZE 8 +#define MACB_TI_ACNS_OFFSET 8 +#define MACB_TI_ACNS_SIZE 8 +#define MACB_TI_NIT_OFFSET 16 +#define MACB_TI_NIT_SIZE 8 /* Bitfields in MAN */ #define MACB_DATA_OFFSET 0 /* data */ @@ -386,6 +427,17 @@ #define GEM_PBUF_LSO_OFFSET 27 #define GEM_PBUF_LSO_SIZE 1 +/* Bitfields in TISUBN */ +#define GEM_SUBNSINCR_OFFSET 0 +#define GEM_SUBNSINCR_SIZE 16 + +/* Bitfields in TI */ +#define GEM_NSINCR_OFFSET 0 +#define GEM_NSINCR_SIZE 8 + +/* Bitfields in ADJ */ +#define GEM_ADDSUB_OFFSET 31 +#define GEM_ADDSUB_SIZE 1 /* Constants for CLK */ #define MACB_CLK_DIV8 0 #define MACB_CLK_DIV16 1 @@ -413,6 +465,7 @@ #define MACB_CAPS_NO_GIGABIT_HALF 0x00000008 #define MACB_CAPS_USRIO_DISABLED 0x00000010 #define MACB_CAPS_JUMBO 0x00000020 +#define MACB_CAPS_GEM_HAS_PTP 0x00000040 #define MACB_CAPS_FIFO_MODE 0x10000000 #define MACB_CAPS_GIGABIT_MODE_AVAILABLE 0x20000000 #define MACB_CAPS_SG_DISABLED 0x40000000 @@ -782,6 +835,20 @@ struct macb_or_gem_ops { int (*mog_rx)(struct macb *bp, int budget); }; +/* MACB-PTP interface: adapt to platform needs. */ +struct macb_ptp_info { + void (*ptp_init)(struct net_device *ndev); + void (*ptp_remove)(struct net_device *ndev); + s32 (*get_ptp_max_adj)(void); + unsigned int (*get_tsu_rate)(struct macb *bp); + int (*get_ts_info)(struct net_device *dev, + struct ethtool_ts_info *info); + int (*get_hwtst)(struct net_device *netdev, + struct ifreq *ifr); + int (*set_hwtst)(struct net_device *netdev, + struct ifreq *ifr, int cmd); +}; + struct macb_config { u32 caps; unsigned int dma_burst_length; @@ -874,6 +941,8 @@ struct macb { unsigned int jumbo_max_len; u32 wol; + + struct macb_ptp_info *ptp_info; /* macb-ptp interface */ }; static inline bool macb_is_gem(struct macb *bp) @@ -881,4 +950,9 @@ static inline bool macb_is_gem(struct macb *bp) return !!(bp->caps & MACB_CAPS_MACB_IS_GEM); } +static inline bool gem_has_ptp(struct macb *bp) +{ + return !!(bp->caps & MACB_CAPS_GEM_HAS_PTP); +} + #endif /* _MACB_H */ |