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authorRichard Cochran <richardcochran@gmail.com>2012-09-22 07:02:03 +0000
committerDavid S. Miller <davem@davemloft.net>2012-09-22 15:42:38 -0400
commit1ef761582c074448bae5be97abde5934667e7710 (patch)
treefc4679a8f28897043be34fda0465562be66d7f55 /drivers
parent5c35bad5ffe5accde6b0ef4468b39e1db0806b94 (diff)
downloadop-kernel-dev-1ef761582c074448bae5be97abde5934667e7710.zip
op-kernel-dev-1ef761582c074448bae5be97abde5934667e7710.tar.gz
ptp: link the phc device to its parent device
PTP Hardware Clock devices appear as class devices in sysfs. This patch changes the registration API to use the parent device, clarifying the clock's relationship to the underlying device. Signed-off-by: Richard Cochran <richardcochran@gmail.com> Acked-by: Ben Hutchings <bhutchings@solarflare.com> Acked-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/ethernet/freescale/gianfar_ptp.c2
-rw-r--r--drivers/net/ethernet/intel/igb/igb_ptp.c3
-rw-r--r--drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c3
-rw-r--r--drivers/net/ethernet/sfc/ptp.c3
-rw-r--r--drivers/net/phy/dp83640.c2
-rw-r--r--drivers/ptp/ptp_clock.c5
-rw-r--r--drivers/ptp/ptp_ixp46x.c2
-rw-r--r--drivers/ptp/ptp_pch.c2
8 files changed, 13 insertions, 9 deletions
diff --git a/drivers/net/ethernet/freescale/gianfar_ptp.c b/drivers/net/ethernet/freescale/gianfar_ptp.c
index c08e5d4..18762a3 100644
--- a/drivers/net/ethernet/freescale/gianfar_ptp.c
+++ b/drivers/net/ethernet/freescale/gianfar_ptp.c
@@ -510,7 +510,7 @@ static int gianfar_ptp_probe(struct platform_device *dev)
spin_unlock_irqrestore(&etsects->lock, flags);
- etsects->clock = ptp_clock_register(&etsects->caps);
+ etsects->clock = ptp_clock_register(&etsects->caps, &dev->dev);
if (IS_ERR(etsects->clock)) {
err = PTR_ERR(etsects->clock);
goto no_clock;
diff --git a/drivers/net/ethernet/intel/igb/igb_ptp.c b/drivers/net/ethernet/intel/igb/igb_ptp.c
index e13ba1d..ee21445 100644
--- a/drivers/net/ethernet/intel/igb/igb_ptp.c
+++ b/drivers/net/ethernet/intel/igb/igb_ptp.c
@@ -752,7 +752,8 @@ void igb_ptp_init(struct igb_adapter *adapter)
wr32(E1000_IMS, E1000_IMS_TS);
}
- adapter->ptp_clock = ptp_clock_register(&adapter->ptp_caps);
+ adapter->ptp_clock = ptp_clock_register(&adapter->ptp_caps,
+ &adapter->pdev->dev);
if (IS_ERR(adapter->ptp_clock)) {
adapter->ptp_clock = NULL;
dev_err(&adapter->pdev->dev, "ptp_clock_register failed\n");
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c
index 3456d56..39881cb 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c
@@ -960,7 +960,8 @@ void ixgbe_ptp_init(struct ixgbe_adapter *adapter)
/* (Re)start the overflow check */
adapter->flags2 |= IXGBE_FLAG2_OVERFLOW_CHECK_ENABLED;
- adapter->ptp_clock = ptp_clock_register(&adapter->ptp_caps);
+ adapter->ptp_clock = ptp_clock_register(&adapter->ptp_caps,
+ &adapter->pdev->dev);
if (IS_ERR(adapter->ptp_clock)) {
adapter->ptp_clock = NULL;
e_dev_err("ptp_clock_register failed\n");
diff --git a/drivers/net/ethernet/sfc/ptp.c b/drivers/net/ethernet/sfc/ptp.c
index 2b07a4e..5b3dd02 100644
--- a/drivers/net/ethernet/sfc/ptp.c
+++ b/drivers/net/ethernet/sfc/ptp.c
@@ -931,7 +931,8 @@ static int efx_ptp_probe_channel(struct efx_channel *channel)
ptp->phc_clock_info.settime = efx_phc_settime;
ptp->phc_clock_info.enable = efx_phc_enable;
- ptp->phc_clock = ptp_clock_register(&ptp->phc_clock_info);
+ ptp->phc_clock = ptp_clock_register(&ptp->phc_clock_info,
+ &efx->pci_dev->dev);
if (!ptp->phc_clock)
goto fail3;
diff --git a/drivers/net/phy/dp83640.c b/drivers/net/phy/dp83640.c
index b0da022..24e05c4 100644
--- a/drivers/net/phy/dp83640.c
+++ b/drivers/net/phy/dp83640.c
@@ -980,7 +980,7 @@ static int dp83640_probe(struct phy_device *phydev)
if (choose_this_phy(clock, phydev)) {
clock->chosen = dp83640;
- clock->ptp_clock = ptp_clock_register(&clock->caps);
+ clock->ptp_clock = ptp_clock_register(&clock->caps, &phydev->dev);
if (IS_ERR(clock->ptp_clock)) {
err = PTR_ERR(clock->ptp_clock);
goto no_register;
diff --git a/drivers/ptp/ptp_clock.c b/drivers/ptp/ptp_clock.c
index c470ddf..79f4bce 100644
--- a/drivers/ptp/ptp_clock.c
+++ b/drivers/ptp/ptp_clock.c
@@ -182,7 +182,8 @@ static void delete_ptp_clock(struct posix_clock *pc)
/* public interface */
-struct ptp_clock *ptp_clock_register(struct ptp_clock_info *info)
+struct ptp_clock *ptp_clock_register(struct ptp_clock_info *info,
+ struct device *parent)
{
struct ptp_clock *ptp;
int err = 0, index, major = MAJOR(ptp_devt);
@@ -215,7 +216,7 @@ struct ptp_clock *ptp_clock_register(struct ptp_clock_info *info)
init_waitqueue_head(&ptp->tsev_wq);
/* Create a new device in our class. */
- ptp->dev = device_create(ptp_class, NULL, ptp->devid, ptp,
+ ptp->dev = device_create(ptp_class, parent, ptp->devid, ptp,
"ptp%d", ptp->index);
if (IS_ERR(ptp->dev))
goto no_device;
diff --git a/drivers/ptp/ptp_ixp46x.c b/drivers/ptp/ptp_ixp46x.c
index e03c406..d49b851 100644
--- a/drivers/ptp/ptp_ixp46x.c
+++ b/drivers/ptp/ptp_ixp46x.c
@@ -298,7 +298,7 @@ static int __init ptp_ixp_init(void)
ixp_clock.caps = ptp_ixp_caps;
- ixp_clock.ptp_clock = ptp_clock_register(&ixp_clock.caps);
+ ixp_clock.ptp_clock = ptp_clock_register(&ixp_clock.caps, NULL);
if (IS_ERR(ixp_clock.ptp_clock))
return PTR_ERR(ixp_clock.ptp_clock);
diff --git a/drivers/ptp/ptp_pch.c b/drivers/ptp/ptp_pch.c
index 3a9c17e..e624e4d 100644
--- a/drivers/ptp/ptp_pch.c
+++ b/drivers/ptp/ptp_pch.c
@@ -627,7 +627,7 @@ pch_probe(struct pci_dev *pdev, const struct pci_device_id *id)
}
chip->caps = ptp_pch_caps;
- chip->ptp_clock = ptp_clock_register(&chip->caps);
+ chip->ptp_clock = ptp_clock_register(&chip->caps, &pdev->dev);
if (IS_ERR(chip->ptp_clock))
return PTR_ERR(chip->ptp_clock);
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