From e2e2f51dd0254fa0002bcd1c5fda180348163f09 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Stefan=20S=C3=B8rensen?= Date: Mon, 3 Feb 2014 15:36:35 +0100 Subject: net:phy:dp83640: Declare that TX timestamping possible MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Set the SKBTX_IN_PROGRESS bit in tx_flags dp83640_txtstamp when doing tx timestamps as per Documentation/networking/timestamping.txt. Signed-off-by: Stefan Sørensen Acked-by: Richard Cochran Signed-off-by: David S. Miller --- drivers/net/phy/dp83640.c | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers/net/phy/dp83640.c') diff --git a/drivers/net/phy/dp83640.c b/drivers/net/phy/dp83640.c index 547725fa8671..3f882eea6e1d 100644 --- a/drivers/net/phy/dp83640.c +++ b/drivers/net/phy/dp83640.c @@ -1281,6 +1281,7 @@ static void dp83640_txtstamp(struct phy_device *phydev, } /* fall through */ case HWTSTAMP_TX_ON: + skb_shinfo(skb)->tx_flags |= SKBTX_IN_PROGRESS; skb_queue_tail(&dp83640->tx_queue, skb); schedule_work(&dp83640->ts_work); break; -- cgit v1.2.3 From 80671bd2a91b81b8e06634e8309ce94df688c42c Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Stefan=20S=C3=B8rensen?= Date: Mon, 3 Feb 2014 15:36:50 +0100 Subject: net:phy:dp83640: Do not hardcode timestamping event edge MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Currently the external timestamping code is hardcoded to use the rising edge even though the hardware has configurable event edge detection. This patch changes the code to use falling edge detection if PTP_FALLING_EDGE is set in the user supplied flags. Signed-off-by: Stefan Sørensen Acked-by: Richard Cochran Signed-off-by: David S. Miller --- drivers/net/phy/dp83640.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'drivers/net/phy/dp83640.c') diff --git a/drivers/net/phy/dp83640.c b/drivers/net/phy/dp83640.c index 3f882eea6e1d..e347c8a218fc 100644 --- a/drivers/net/phy/dp83640.c +++ b/drivers/net/phy/dp83640.c @@ -437,7 +437,10 @@ static int ptp_dp83640_enable(struct ptp_clock_info *ptp, if (on) { gpio_num = gpio_tab[EXTTS0_GPIO + index]; evnt |= (gpio_num & EVNT_GPIO_MASK) << EVNT_GPIO_SHIFT; - evnt |= EVNT_RISE; + if (rq->extts.flags & PTP_FALLING_EDGE) + evnt |= EVNT_FALL; + else + evnt |= EVNT_RISE; } ext_write(0, phydev, PAGE5, PTP_EVNT, evnt); return 0; -- cgit v1.2.3 From 62ad968402466c4777a6634c86010e86521bc745 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Stefan=20S=C3=B8rensen?= Date: Mon, 3 Feb 2014 15:36:58 +0100 Subject: net:phy:dp83640: Initialize PTP clocks at device init. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The trigger and events functionality can be useful even if packet timestamping is not used, but the required PTP clock is only enabled when packet timestamping is started. This patch moves the clock enable to when the interface is configured. Signed-off-by: Stefan Sørensen Acked-by: Richard Cochran Signed-off-by: David S. Miller --- drivers/net/phy/dp83640.c | 13 ++++++++----- 1 file changed, 8 insertions(+), 5 deletions(-) (limited to 'drivers/net/phy/dp83640.c') diff --git a/drivers/net/phy/dp83640.c b/drivers/net/phy/dp83640.c index e347c8a218fc..9414fa272160 100644 --- a/drivers/net/phy/dp83640.c +++ b/drivers/net/phy/dp83640.c @@ -1061,6 +1061,13 @@ static void dp83640_remove(struct phy_device *phydev) kfree(dp83640); } +static int dp83640_config_init(struct phy_device *phydev) +{ + enable_status_frames(phydev, true); + ext_write(0, phydev, PAGE4, PTP_CTL, PTP_ENABLE); + return 0; +} + static int dp83640_ack_interrupt(struct phy_device *phydev) { int err = phy_read(phydev, MII_DP83640_MISR); @@ -1198,11 +1205,6 @@ static int dp83640_hwtstamp(struct phy_device *phydev, struct ifreq *ifr) mutex_lock(&dp83640->clock->extreg_lock); - if (dp83640->hwts_tx_en || dp83640->hwts_rx_en) { - enable_status_frames(phydev, true); - ext_write(0, phydev, PAGE4, PTP_CTL, PTP_ENABLE); - } - ext_write(0, phydev, PAGE5, PTP_TXCFG0, txcfg0); ext_write(0, phydev, PAGE5, PTP_RXCFG0, rxcfg0); @@ -1334,6 +1336,7 @@ static struct phy_driver dp83640_driver = { .flags = PHY_HAS_INTERRUPT, .probe = dp83640_probe, .remove = dp83640_remove, + .config_init = dp83640_config_init, .config_aneg = genphy_config_aneg, .read_status = genphy_read_status, .ack_interrupt = dp83640_ack_interrupt, -- cgit v1.2.3