netdev - [PATCH net v2] net: sparx5: fix wrong config being used when reconfiguring PCS

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Message-ID: <20240409-link-mode-reconfiguration-fix-v2-1-db6a507f3627@microchip.com>
Date: Tue, 9 Apr 2024 12:41:59 +0200
From: Daniel Machon <daniel.machon@...rochip.com>
To: "David S. Miller" <davem@...emloft.net>, Eric Dumazet
	<edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>, Paolo Abeni
	<pabeni@...hat.com>, Lars Povlsen <lars.povlsen@...rochip.com>, "Steen
 Hegelund" <Steen.Hegelund@...rochip.com>, <UNGLinuxDriver@...rochip.com>,
	Bjarni Jonasson <bjarni.jonasson@...rochip.com>
CC: <linux@...linux.org.uk>, <netdev@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>, <linux-kernel@...r.kernel.org>,
	"Steen Hegelund" <steen.hegelund@...rochip.com>, Daniel Machon
	<daniel.machon@...rochip.com>
Subject: [PATCH net v2] net: sparx5: fix wrong config being used when
 reconfiguring PCS

The wrong port config is being used if the PCS is reconfigured. Fix this
by correctly using the new config instead of the old one.

Fixes: 946e7fd5053a ("net: sparx5: add port module support")
Signed-off-by: Daniel Machon <daniel.machon@...rochip.com>
---
Changes in v2:
- Rewrite subject and commit description
- Link to v1: https://lore.kernel.org/r/20240405-link-mode-reconfiguration-fix-v1-1-c1480bc2346a@microchip.com
---
 drivers/net/ethernet/microchip/sparx5/sparx5_port.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_port.c b/drivers/net/ethernet/microchip/sparx5/sparx5_port.c
index 3a1b1a1f5a19..60dd2fd603a8 100644
--- a/drivers/net/ethernet/microchip/sparx5/sparx5_port.c
+++ b/drivers/net/ethernet/microchip/sparx5/sparx5_port.c
@@ -731,7 +731,7 @@ static int sparx5_port_pcs_low_set(struct sparx5 *sparx5,
 	bool sgmii = false, inband_aneg = false;
 	int err;
 
-	if (port->conf.inband) {
+	if (conf->inband) {
 		if (conf->portmode == PHY_INTERFACE_MODE_SGMII ||
 		    conf->portmode == PHY_INTERFACE_MODE_QSGMII)
 			inband_aneg = true; /* Cisco-SGMII in-band-aneg */
@@ -948,7 +948,7 @@ int sparx5_port_pcs_set(struct sparx5 *sparx5,
 	if (err)
 		return -EINVAL;
 
-	if (port->conf.inband) {
+	if (conf->inband) {
 		/* Enable/disable 1G counters in ASM */
 		spx5_rmw(ASM_PORT_CFG_CSC_STAT_DIS_SET(high_speed_dev),
 			 ASM_PORT_CFG_CSC_STAT_DIS,

---
base-commit: 1c25fe9a044d5334153a3585754b26553f8287b9
change-id: 20240305-link-mode-reconfiguration-fix-df961fef5505

Best regards,
-- 
Daniel Machon <daniel.machon@...rochip.com>