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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 <yangbo.lu@nxp.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Yangbo Lu 2018-04-26 18:23:48 +08:00 committed by Greg Kroah-Hartman
parent 859f998ec5
commit 8c03fa03ea
2 changed files with 24 additions and 0 deletions
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1
drivers/staging/fsl-dpaa2/ethernet/dpaa2-eth.h
View File

@ -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)

23
drivers/staging/fsl-dpaa2/ethernet/dpaa2-ethtool.c
View File

@ -30,6 +30,8 @@
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <linux/net_tstamp.h>
#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,
};