From 8c03fa03ea950ad300c819ee708789bf9bc326b6 Mon Sep 17 00:00:00 2001 From: Yangbo Lu Date: Thu, 26 Apr 2018 18:23:48 +0800 Subject: [PATCH] staging: fsl-dpaa2/eth: add the get_ts_info interface for ethtool Since hardware timestmaping has been supported in driver, this patch is to add the get_ts_info interface for ethtool to show timestamping capability. Signed-off-by: Yangbo Lu Signed-off-by: Greg Kroah-Hartman --- drivers/staging/fsl-dpaa2/ethernet/dpaa2-eth.h | 1 + drivers/staging/fsl-dpaa2/ethernet/dpaa2-ethtool.c | 23 ++++++++++++++++++++++ 2 files changed, 24 insertions(+) diff --git a/drivers/staging/fsl-dpaa2/ethernet/dpaa2-eth.h b/drivers/staging/fsl-dpaa2/ethernet/dpaa2-eth.h index ff204c2..905a4e6 100644 --- a/drivers/staging/fsl-dpaa2/ethernet/dpaa2-eth.h +++ b/drivers/staging/fsl-dpaa2/ethernet/dpaa2-eth.h @@ -390,6 +390,7 @@ struct dpaa2_eth_priv { extern const struct ethtool_ops dpaa2_ethtool_ops; extern const char dpaa2_eth_drv_version[]; +extern int dpaa2_phc_index; static inline int dpaa2_eth_cmp_dpni_ver(struct dpaa2_eth_priv *priv, u16 ver_major, u16 ver_minor) diff --git a/drivers/staging/fsl-dpaa2/ethernet/dpaa2-ethtool.c b/drivers/staging/fsl-dpaa2/ethernet/dpaa2-ethtool.c index bfc8b64..1ae779a 100644 --- a/drivers/staging/fsl-dpaa2/ethernet/dpaa2-ethtool.c +++ b/drivers/staging/fsl-dpaa2/ethernet/dpaa2-ethtool.c @@ -30,6 +30,8 @@ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ +#include + #include "dpni.h" /* DPNI_LINK_OPT_* */ #include "dpaa2-eth.h" @@ -274,6 +276,26 @@ static int dpaa2_eth_get_rxnfc(struct net_device *net_dev, return 0; } +int dpaa2_phc_index = -1; +EXPORT_SYMBOL(dpaa2_phc_index); + +static int dpaa2_eth_get_ts_info(struct net_device *dev, + struct ethtool_ts_info *info) +{ + info->so_timestamping = SOF_TIMESTAMPING_TX_HARDWARE | + SOF_TIMESTAMPING_RX_HARDWARE | + SOF_TIMESTAMPING_RAW_HARDWARE; + + info->phc_index = dpaa2_phc_index; + + info->tx_types = (1 << HWTSTAMP_TX_OFF) | + (1 << HWTSTAMP_TX_ON); + + info->rx_filters = (1 << HWTSTAMP_FILTER_NONE) | + (1 << HWTSTAMP_FILTER_ALL); + return 0; +} + const struct ethtool_ops dpaa2_ethtool_ops = { .get_drvinfo = dpaa2_eth_get_drvinfo, .get_link = ethtool_op_get_link, @@ -283,4 +305,5 @@ const struct ethtool_ops dpaa2_ethtool_ops = { .get_ethtool_stats = dpaa2_eth_get_ethtool_stats, .get_strings = dpaa2_eth_get_strings, .get_rxnfc = dpaa2_eth_get_rxnfc, + .get_ts_info = dpaa2_eth_get_ts_info, }; -- 2.7.4