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authorYangbo Lu <yangbo.lu@nxp.com>2018-04-26 18:23:48 +0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-04-29 15:25:08 +0200
commit8c03fa03ea950ad300c819ee708789bf9bc326b6 (patch)
tree5ef29efcae350cbb1e0871f5ba4f2cd499bc09d5 /drivers/staging/fsl-dpaa2
parent859f998ec5c7842801e5f753286d4ceecd230921 (diff)
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>
Diffstat (limited to 'drivers/staging/fsl-dpaa2')
-rw-r--r--drivers/staging/fsl-dpaa2/ethernet/dpaa2-eth.h1
-rw-r--r--drivers/staging/fsl-dpaa2/ethernet/dpaa2-ethtool.c23
2 files changed, 24 insertions, 0 deletions
diff --git a/drivers/staging/fsl-dpaa2/ethernet/dpaa2-eth.h b/drivers/staging/fsl-dpaa2/ethernet/dpaa2-eth.h
index ff204c2218d0..905a4e6be8fa 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 bfc8b64169ca..1ae779ae8c99 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 <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,
};