86dadeba48
Backport patch merged upstream adding quirk for SFP GPON-ONU-34-20BI. Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
66 lines
2.3 KiB
Diff
66 lines
2.3 KiB
Diff
From 7cc39a6bedbd85f3ff7e16845f310e4ce8d9833f Mon Sep 17 00:00:00 2001
|
|
From: Daniel Golle <daniel@makrotopia.org>
|
|
Date: Tue, 6 Sep 2022 00:31:19 +0100
|
|
Subject: [PATCH] net: sfp: add quirk for ATS SFP-GE-T 1000Base-TX module
|
|
To: netdev@vger.kernel.org,
|
|
linux-kernel@vger.kernel.org,
|
|
Russell King <linux@armlinux.org.uk>,
|
|
Andrew Lunn <andrew@lunn.ch>,
|
|
Heiner Kallweit <hkallweit1@gmail.com>
|
|
Cc: David S. Miller <davem@davemloft.net>,
|
|
Eric Dumazet <edumazet@google.com>,
|
|
Jakub Kicinski <kuba@kernel.org>,
|
|
Paolo Abeni <pabeni@redhat.com>,
|
|
Josef Schlehofer <pepe.schlehofer@gmail.com>
|
|
|
|
This copper module comes with broken TX_FAULT indicator which must be
|
|
ignored for it to work. Implement ignoring TX_FAULT state bit also
|
|
during reset/insertion and mute the warning telling the user that the
|
|
module indicates TX_FAULT.
|
|
|
|
Co-authored-by: Josef Schlehofer <pepe.schlehofer@gmail.com>
|
|
Signed-off-by: Daniel Golle <daniel@makrotopia.org>
|
|
---
|
|
drivers/net/phy/sfp.c | 14 +++++++++++---
|
|
1 file changed, 11 insertions(+), 3 deletions(-)
|
|
|
|
--- a/drivers/net/phy/sfp.c
|
|
+++ b/drivers/net/phy/sfp.c
|
|
@@ -390,6 +390,11 @@ static const struct sfp_quirk sfp_quirks
|
|
.modes = sfp_quirk_2500basex,
|
|
.fixup = sfp_fixup_ignore_tx_fault,
|
|
}, {
|
|
+ // OEM SFP-GE-T is 1000Base-T module
|
|
+ .vendor = "OEM",
|
|
+ .part = "SFP-GE-T",
|
|
+ .fixup = sfp_fixup_ignore_tx_fault,
|
|
+ }, {
|
|
// Lantech 8330-262D-E can operate at 2500base-X, but
|
|
// incorrectly report 2500MBd NRZ in their EEPROM
|
|
.vendor = "Lantech",
|
|
@@ -2319,7 +2324,8 @@ static void sfp_sm_main(struct sfp *sfp,
|
|
* or t_start_up, so assume there is a fault.
|
|
*/
|
|
sfp_sm_fault(sfp, SFP_S_INIT_TX_FAULT,
|
|
- sfp->sm_fault_retries == N_FAULT_INIT);
|
|
+ !sfp->tx_fault_ignore &&
|
|
+ (sfp->sm_fault_retries == N_FAULT_INIT));
|
|
} else if (event == SFP_E_TIMEOUT || event == SFP_E_TX_CLEAR) {
|
|
init_done:
|
|
sfp->sm_phy_retries = R_PHY_RETRY;
|
|
@@ -2542,10 +2548,12 @@ static void sfp_check_state(struct sfp *
|
|
mutex_lock(&sfp->st_mutex);
|
|
state = sfp_get_state(sfp);
|
|
changed = state ^ sfp->state;
|
|
- if (sfp->tx_fault_ignore)
|
|
+ if (sfp->tx_fault_ignore) {
|
|
changed &= SFP_F_PRESENT | SFP_F_LOS;
|
|
- else
|
|
+ state &= ~SFP_F_TX_FAULT;
|
|
+ } else {
|
|
changed &= SFP_F_PRESENT | SFP_F_LOS | SFP_F_TX_FAULT;
|
|
+ }
|
|
|
|
for (i = 0; i < GPIO_MAX; i++)
|
|
if (changed & BIT(i))
|