linux-kernel - [PATCH net-next v2 12/15] net: sparx5: ops out PTP IRQ handler

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Message-ID: <20241004-b4-sparx5-lan969x-switch-driver-v2-12-d3290f581663@microchip.com>
Date: Fri, 4 Oct 2024 15:19:38 +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>, <horatiu.vultur@...rochip.com>,
	<jensemil.schulzostergaard@...rochip.com>, <UNGLinuxDriver@...rochip.com>,
	Richard Cochran <richardcochran@...il.com>, <horms@...nel.org>,
	<justinstitt@...gle.com>, <gal@...dia.com>, <aakash.r.menon@...il.com>,
	<jacob.e.keller@...el.com>, <ast@...erby.net>
CC: <netdev@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>,
	<linux-kernel@...r.kernel.org>
Subject: [PATCH net-next v2 12/15] net: sparx5: ops out PTP IRQ handler

The PTP registers are located in two different register targets on
Sparx5 and lan969x. We can't handle this with the register macros, so
ops out the handler.

Reviewed-by: Steen Hegelund <Steen.Hegelund@...rochip.com>
Reviewed-by: Jacob Keller <jacob.e.keller@...el.com>
Signed-off-by: Daniel Machon <daniel.machon@...rochip.com>
---
 drivers/net/ethernet/microchip/sparx5/sparx5_main.c | 4 +++-
 drivers/net/ethernet/microchip/sparx5/sparx5_main.h | 2 ++
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_main.c b/drivers/net/ethernet/microchip/sparx5/sparx5_main.c
index 33d89461f0f4..393ee5116004 100644
--- a/drivers/net/ethernet/microchip/sparx5/sparx5_main.c
+++ b/drivers/net/ethernet/microchip/sparx5/sparx5_main.c
@@ -605,6 +605,7 @@ static int sparx5_start(struct sparx5 *sparx5)
 {
 	u8 broadcast[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
 	const struct sparx5_consts *consts = sparx5->data->consts;
+	const struct sparx5_ops *ops = sparx5->data->ops;
 	char queue_name[32];
 	u32 idx;
 	int err;
@@ -729,7 +730,7 @@ static int sparx5_start(struct sparx5 *sparx5)
 
 	if (sparx5->ptp_irq >= 0) {
 		err = devm_request_threaded_irq(sparx5->dev, sparx5->ptp_irq,
-						NULL, sparx5_ptp_irq_handler,
+						NULL, ops->ptp_irq_handler,
 						IRQF_ONESHOT, "sparx5-ptp",
 						sparx5);
 		if (err)
@@ -993,6 +994,7 @@ static const struct sparx5_ops sparx5_ops = {
 	.get_hsch_max_group_rate = &sparx5_get_hsch_max_group_rate,
 	.get_sdlb_group          = &sparx5_get_sdlb_group,
 	.set_port_mux            = &sparx5_port_mux_set,
+	.ptp_irq_handler         = &sparx5_ptp_irq_handler,
 };
 
 static const struct sparx5_match_data sparx5_desc = {
diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_main.h b/drivers/net/ethernet/microchip/sparx5/sparx5_main.h
index 8d985dfb65eb..cc8ab91d9805 100644
--- a/drivers/net/ethernet/microchip/sparx5/sparx5_main.h
+++ b/drivers/net/ethernet/microchip/sparx5/sparx5_main.h
@@ -269,6 +269,8 @@ struct sparx5_ops {
 	struct sparx5_sdlb_group *(*get_sdlb_group)(int idx);
 	int (*set_port_mux)(struct sparx5 *sparx5, struct sparx5_port *port,
 			    struct sparx5_port_config *conf);
+
+	irqreturn_t (*ptp_irq_handler)(int irq, void *args);
 };
 
 struct sparx5_main_io_resource {

-- 
2.34.1