[PATCH AUTOSEL 6.0 54/77] net: sfp: move Alcatel Lucent 3FE46541AA fixup

Sasha Levin
2022-10-09T22:24:04Z

From: "Russell King (Oracle)" <rmk+kernel@armlinux.org.uk>

[ Upstream commit 275416754e9a262c97a1ad6f806a4bc6e0464aa2 ]

Add a new fixup mechanism to the SFP quirks, and use it for this
module.

Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/net/phy/sfp.c | 14 +++++++++-----
drivers/net/phy/sfp.h | 1 +
2 files changed, 10 insertions(+), 5 deletions(-)

diff --git a/drivers/net/phy/sfp.c b/drivers/net/phy/sfp.c
index 2b06230be94f..952cd73e4777 100644
--- a/drivers/net/phy/sfp.c
+++ b/drivers/net/phy/sfp.c
@@ -311,6 +311,11 @@ static const struct of_device_id sfp_of_match[] = {
};
MODULE_DEVICE_TABLE(of, sfp_of_match);

+static void sfp_fixup_long_startup(struct sfp *sfp)
+{
+ sfp->module_t_start_up = T_START_UP_BAD_GPON;
+}
+
static void sfp_quirk_2500basex(const struct sfp_eeprom_id *id,
unsigned long *modes)
{
@@ -341,6 +346,7 @@ static const struct sfp_quirk sfp_quirks[] = {
.vendor = "ALCATELLUCENT",
.part = "3FE46541AA",
.modes = sfp_quirk_2500basex,
+ .fixup = sfp_fixup_long_startup,
}, {
// Huawei MA5671A can operate at 2500base-X, but report 1.2GBd
// NRZ in their EEPROM
@@ -2048,11 +2054,7 @@ static int sfp_sm_mod_probe(struct sfp *sfp, bool report)
if (sfp->gpio[GPIO_LOS])
sfp->state_hw_mask |= SFP_F_LOS;

- if (!memcmp(id.base.vendor_name, "ALCATELLUCENT ", 16) &&
- !memcmp(id.base.vendor_pn, "3FE46541AA ", 16))
- sfp->module_t_start_up = T_START_UP_BAD_GPON;
- else
- sfp->module_t_start_up = T_START_UP;
+ sfp->module_t_start_up = T_START_UP;

if (!memcmp(id.base.vendor_name, "HUAWEI ", 16) &&
!memcmp(id.base.vendor_pn, "MA5671A ", 16))
@@ -2061,6 +2063,8 @@ static int sfp_sm_mod_probe(struct sfp *sfp, bool report)
sfp->tx_fault_ignore = false;

sfp->quirk = sfp_lookup_quirk(&id);
+ if (sfp->quirk && sfp->quirk->fixup)
+ sfp->quirk->fixup(sfp);

return 0;
}
diff --git a/drivers/net/phy/sfp.h b/drivers/net/phy/sfp.h
index 03f1d47fe6ca..7ad06deae76c 100644
--- a/drivers/net/phy/sfp.h
+++ b/drivers/net/phy/sfp.h
@@ -10,6 +10,7 @@ struct sfp_quirk {
const char *vendor;
const char *part;
void (*modes)(const struct sfp_eeprom_id *id, unsigned long *modes);
+ void (*fixup)(struct sfp *sfp);
};

struct sfp_socket_ops {
--
2.35.1