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enetc: add get_ts_info interface for ethtool

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This patch is to add get_ts_info interface for ethtool
to support getting timestamping capability.

Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Y.b. Lu 2019-05-23 02:33:33 +00:00 committed by David S. Miller
parent d398231219
commit 41514737ec
3 changed files with 39 additions and 0 deletions
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3
drivers/net/ethernet/freescale/enetc/enetc.h
View File

@ -209,6 +209,9 @@ struct enetc_msg_cmd_set_primary_mac {
#define ENETC_CBDR_TIMEOUT 1000 /* usecs */ #define ENETC_CBDR_TIMEOUT 1000 /* usecs */
/* PTP driver exports */
extern int enetc_phc_index;
/* SI common */ /* SI common */
int enetc_pci_probe(struct pci_dev *pdev, const char *name, int sizeof_priv); int enetc_pci_probe(struct pci_dev *pdev, const char *name, int sizeof_priv);
void enetc_pci_remove(struct pci_dev *pdev); void enetc_pci_remove(struct pci_dev *pdev);

31
drivers/net/ethernet/freescale/enetc/enetc_ethtool.c
View File

@ -555,6 +555,35 @@ static void enetc_get_ringparam(struct net_device *ndev,
} }
} }
static int enetc_get_ts_info(struct net_device *ndev,
struct ethtool_ts_info *info)
{
int *phc_idx;
phc_idx = symbol_get(enetc_phc_index);
if (phc_idx) {
info->phc_index = *phc_idx;
symbol_put(enetc_phc_index);
} else {
info->phc_index = -1;
}
#ifdef CONFIG_FSL_ENETC_HW_TIMESTAMPING
info->so_timestamping = SOF_TIMESTAMPING_TX_HARDWARE |
SOF_TIMESTAMPING_RX_HARDWARE |
SOF_TIMESTAMPING_RAW_HARDWARE;
info->tx_types = (1 << HWTSTAMP_TX_OFF) |
(1 << HWTSTAMP_TX_ON);
info->rx_filters = (1 << HWTSTAMP_FILTER_NONE) |
(1 << HWTSTAMP_FILTER_ALL);
#else
info->so_timestamping = SOF_TIMESTAMPING_RX_SOFTWARE |
SOF_TIMESTAMPING_SOFTWARE;
#endif
return 0;
}
static const struct ethtool_ops enetc_pf_ethtool_ops = { static const struct ethtool_ops enetc_pf_ethtool_ops = {
.get_regs_len = enetc_get_reglen, .get_regs_len = enetc_get_reglen,
.get_regs = enetc_get_regs, .get_regs = enetc_get_regs,
@ -571,6 +600,7 @@ static const struct ethtool_ops enetc_pf_ethtool_ops = {
.get_link_ksettings = phy_ethtool_get_link_ksettings, .get_link_ksettings = phy_ethtool_get_link_ksettings,
.set_link_ksettings = phy_ethtool_set_link_ksettings, .set_link_ksettings = phy_ethtool_set_link_ksettings,
.get_link = ethtool_op_get_link, .get_link = ethtool_op_get_link,
.get_ts_info = enetc_get_ts_info,
}; };
static const struct ethtool_ops enetc_vf_ethtool_ops = { static const struct ethtool_ops enetc_vf_ethtool_ops = {
@ -586,6 +616,7 @@ static const struct ethtool_ops enetc_vf_ethtool_ops = {
.set_rxfh = enetc_set_rxfh, .set_rxfh = enetc_set_rxfh,
.get_ringparam = enetc_get_ringparam, .get_ringparam = enetc_get_ringparam,
.get_link = ethtool_op_get_link, .get_link = ethtool_op_get_link,
.get_ts_info = enetc_get_ts_info,
}; };
void enetc_set_ethtool_ops(struct net_device *ndev) void enetc_set_ethtool_ops(struct net_device *ndev)

5
drivers/net/ethernet/freescale/enetc/enetc_ptp.c
View File

@ -7,6 +7,9 @@
#include "enetc.h" #include "enetc.h"
int enetc_phc_index = -1;
EXPORT_SYMBOL(enetc_phc_index);
static struct ptp_clock_info enetc_ptp_caps = { static struct ptp_clock_info enetc_ptp_caps = {
.owner = THIS_MODULE, .owner = THIS_MODULE,
.name = "ENETC PTP clock", .name = "ENETC PTP clock",
@ -96,6 +99,7 @@ static int enetc_ptp_probe(struct pci_dev *pdev,
if (err) if (err)
goto err_no_clock; goto err_no_clock;
enetc_phc_index = ptp_qoriq->phc_index;
pci_set_drvdata(pdev, ptp_qoriq); pci_set_drvdata(pdev, ptp_qoriq);
return 0; return 0;
@ -119,6 +123,7 @@ static void enetc_ptp_remove(struct pci_dev *pdev)
{ {
struct ptp_qoriq *ptp_qoriq = pci_get_drvdata(pdev); struct ptp_qoriq *ptp_qoriq = pci_get_drvdata(pdev);
enetc_phc_index = -1;
ptp_qoriq_free(ptp_qoriq); ptp_qoriq_free(ptp_qoriq);
kfree(ptp_qoriq); kfree(ptp_qoriq);