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net: phy: dp83640: add HW timestamp configuration reporting

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The driver stores configuration of TX timestamping and can technically
report it. Patch RX timestamp configuration storage to be more precise
on reporting and add callback to actually report it.

Reviewed-by: Kory Maincent <kory.maincent@bootlin.com>
Signed-off-by: Vadim Fedorenko <vadim.fedorenko@linux.dev>
Link: https://patch.msgid.link/20251124181151.277256-5-vadim.fedorenko@linux.dev
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Vadim Fedorenko
2025-11-24 18:11:48 +00:00
committed by Jakub Kicinski
parent 1cff8392df
commit 036bb4a537
1 changed files with 17 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

21
drivers/net/phy/dp83640.c
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@@ -1176,6 +1176,18 @@ static irqreturn_t dp83640_handle_interrupt(struct phy_device *phydev)
return IRQ_HANDLED;
}
static int dp83640_hwtstamp_get(struct mii_timestamper *mii_ts,
struct kernel_hwtstamp_config *cfg)
{
struct dp83640_private *dp83640 =
container_of(mii_ts, struct dp83640_private, mii_ts);
cfg->rx_filter = dp83640->hwts_rx_en;
cfg->tx_type = dp83640->hwts_tx_en;
return 0;
}
static int dp83640_hwtstamp_set(struct mii_timestamper *mii_ts,
struct kernel_hwtstamp_config *cfg,
struct netlink_ext_ack *extack)
@@ -1198,7 +1210,7 @@ static int dp83640_hwtstamp_set(struct mii_timestamper *mii_ts,
case HWTSTAMP_FILTER_PTP_V1_L4_EVENT:
case HWTSTAMP_FILTER_PTP_V1_L4_SYNC:
case HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ:
dp83640->hwts_rx_en = 1;
dp83640->hwts_rx_en = HWTSTAMP_FILTER_PTP_V1_L4_EVENT;
dp83640->layer = PTP_CLASS_L4;
dp83640->version = PTP_CLASS_V1;
cfg->rx_filter = HWTSTAMP_FILTER_PTP_V1_L4_EVENT;
@@ -1206,7 +1218,7 @@ static int dp83640_hwtstamp_set(struct mii_timestamper *mii_ts,
case HWTSTAMP_FILTER_PTP_V2_L4_EVENT:
case HWTSTAMP_FILTER_PTP_V2_L4_SYNC:
case HWTSTAMP_FILTER_PTP_V2_L4_DELAY_REQ:
dp83640->hwts_rx_en = 1;
dp83640->hwts_rx_en = HWTSTAMP_FILTER_PTP_V2_L4_EVENT;
dp83640->layer = PTP_CLASS_L4;
dp83640->version = PTP_CLASS_V2;
cfg->rx_filter = HWTSTAMP_FILTER_PTP_V2_L4_EVENT;
@@ -1214,7 +1226,7 @@ static int dp83640_hwtstamp_set(struct mii_timestamper *mii_ts,
case HWTSTAMP_FILTER_PTP_V2_L2_EVENT:
case HWTSTAMP_FILTER_PTP_V2_L2_SYNC:
case HWTSTAMP_FILTER_PTP_V2_L2_DELAY_REQ:
dp83640->hwts_rx_en = 1;
dp83640->hwts_rx_en = HWTSTAMP_FILTER_PTP_V2_L2_EVENT;
dp83640->layer = PTP_CLASS_L2;
dp83640->version = PTP_CLASS_V2;
cfg->rx_filter = HWTSTAMP_FILTER_PTP_V2_L2_EVENT;
@@ -1222,7 +1234,7 @@ static int dp83640_hwtstamp_set(struct mii_timestamper *mii_ts,
case HWTSTAMP_FILTER_PTP_V2_EVENT:
case HWTSTAMP_FILTER_PTP_V2_SYNC:
case HWTSTAMP_FILTER_PTP_V2_DELAY_REQ:
dp83640->hwts_rx_en = 1;
dp83640->hwts_rx_en = HWTSTAMP_FILTER_PTP_V2_EVENT;
dp83640->layer = PTP_CLASS_L4 | PTP_CLASS_L2;
dp83640->version = PTP_CLASS_V2;
cfg->rx_filter = HWTSTAMP_FILTER_PTP_V2_EVENT;
@@ -1408,6 +1420,7 @@ static int dp83640_probe(struct phy_device *phydev)
dp83640->mii_ts.rxtstamp = dp83640_rxtstamp;
dp83640->mii_ts.txtstamp = dp83640_txtstamp;
dp83640->mii_ts.hwtstamp_set = dp83640_hwtstamp_set;
dp83640->mii_ts.hwtstamp_get = dp83640_hwtstamp_get;
dp83640->mii_ts.ts_info = dp83640_ts_info;
INIT_DELAYED_WORK(&dp83640->ts_work, rx_timestamp_work);