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eth: lan743x: reject extts for non-pci11x1x devices

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[ Upstream commit cb4b12071a ]

Remove PTP_PF_EXTTS support for non-PCI11x1x devices since they do not support
the PTP-IO Input event triggered timestamping mechanisms added

Fixes: 60942c397a ("net: lan743x: Add support for PTP-IO Event Input External Timestamp (extts)")
Signed-off-by: Raju Lakkaraju <Raju.Lakkaraju@microchip.com>
Reviewed-by: Horatiu Vultur <horatiu.vultur@microchip.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Raju Lakkaraju
2022-09-30 14:57:40 +05:30
committed by Greg Kroah-Hartman
parent 49c1729b55
commit d06ee1cbff
1 changed files with 7 additions and 0 deletions
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7
drivers/net/ethernet/microchip/lan743x_ptp.c
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@@ -1049,6 +1049,10 @@ static int lan743x_ptpci_verify_pin_config(struct ptp_clock_info *ptp,
enum ptp_pin_function func,
unsigned int chan)
{
struct lan743x_ptp *lan_ptp =
container_of(ptp, struct lan743x_ptp, ptp_clock_info);
struct lan743x_adapter *adapter =
container_of(lan_ptp, struct lan743x_adapter, ptp);
int result = 0;
/* Confirm the requested function is supported. Parameter
@@ -1057,7 +1061,10 @@ static int lan743x_ptpci_verify_pin_config(struct ptp_clock_info *ptp,
switch (func) {
case PTP_PF_NONE:
case PTP_PF_PEROUT:
break;
case PTP_PF_EXTTS:
if (!adapter->is_pci11x1x)
result = -1;
break;
case PTP_PF_PHYSYNC:
default: