netdev - [net-next v2 3/5] net: ethernet: renesas: rcar_gen4

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Message-ID: <20231120160118.3524309-4-niklas.soderlund+renesas@ragnatech.se>
Date: Mon, 20 Nov 2023 17:01:16 +0100
From: Niklas Söderlund <niklas.soderlund+renesas@...natech.se>
To: "David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>,
	Paolo Abeni <pabeni@...hat.com>,
	Richard Cochran <richardcochran@...il.com>,
	netdev@...r.kernel.org
Cc: linux-renesas-soc@...r.kernel.org,
	Niklas Söderlund <niklas.soderlund+renesas@...natech.se>,
	Wolfram Sang <wsa+renesas@...g-engineering.com>
Subject: [net-next v2 3/5] net: ethernet: renesas: rcar_gen4_ptp: Prepare for shared register layout

All known R-Car Gen4 SoC share the same register layout, rename the
R-Car S4 specific identifiers so they can be shared with the upcoming
R-Car V4H support.

Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@...natech.se>
Reviewed-by: Wolfram Sang <wsa+renesas@...g-engineering.com>
---
* Changes since v1
- Fix spelling in commit message.
- Added review tag from Wolfram.
---
 drivers/net/ethernet/renesas/rcar_gen4_ptp.c | 6 +++---
 drivers/net/ethernet/renesas/rcar_gen4_ptp.h | 4 ++--
 drivers/net/ethernet/renesas/rswitch.c       | 2 +-
 3 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/net/ethernet/renesas/rcar_gen4_ptp.c b/drivers/net/ethernet/renesas/rcar_gen4_ptp.c
index 443ca5a18703..59f6351e9ae9 100644
--- a/drivers/net/ethernet/renesas/rcar_gen4_ptp.c
+++ b/drivers/net/ethernet/renesas/rcar_gen4_ptp.c
@@ -14,7 +14,7 @@
 #include "rcar_gen4_ptp.h"
 #define ptp_to_priv(ptp)	container_of(ptp, struct rcar_gen4_ptp_private, info)
 
-static const struct rcar_gen4_ptp_reg_offset s4_offs = {
+static const struct rcar_gen4_ptp_reg_offset gen4_offs = {
 	.enable = PTPTMEC,
 	.disable = PTPTMDC,
 	.increment = PTPTIVC0,
@@ -133,10 +133,10 @@ static struct ptp_clock_info rcar_gen4_ptp_info = {
 static int rcar_gen4_ptp_set_offs(struct rcar_gen4_ptp_private *ptp_priv,
 				  enum rcar_gen4_ptp_reg_layout layout)
 {
-	if (layout != RCAR_GEN4_PTP_REG_LAYOUT_S4)
+	if (layout != RCAR_GEN4_PTP_REG_LAYOUT)
 		return -EINVAL;
 
-	ptp_priv->offs = &s4_offs;
+	ptp_priv->offs = &gen4_offs;
 
 	return 0;
 }
diff --git a/drivers/net/ethernet/renesas/rcar_gen4_ptp.h b/drivers/net/ethernet/renesas/rcar_gen4_ptp.h
index 9f148110df66..35664d1dc472 100644
--- a/drivers/net/ethernet/renesas/rcar_gen4_ptp.h
+++ b/drivers/net/ethernet/renesas/rcar_gen4_ptp.h
@@ -14,7 +14,7 @@
 #define RCAR_GEN4_GPTP_OFFSET_S4	0x00018000
 
 enum rcar_gen4_ptp_reg_layout {
-	RCAR_GEN4_PTP_REG_LAYOUT_S4
+	RCAR_GEN4_PTP_REG_LAYOUT
 };
 
 /* driver's definitions */
@@ -27,7 +27,7 @@ enum rcar_gen4_ptp_reg_layout {
 
 #define PTPRO				0
 
-enum rcar_gen4_ptp_reg_s4 {
+enum rcar_gen4_ptp_reg {
 	PTPTMEC		= PTPRO + 0x0010,
 	PTPTMDC		= PTPRO + 0x0014,
 	PTPTIVC0	= PTPRO + 0x0020,
diff --git a/drivers/net/ethernet/renesas/rswitch.c b/drivers/net/ethernet/renesas/rswitch.c
index 43a7795d6591..e1e29a2caf22 100644
--- a/drivers/net/ethernet/renesas/rswitch.c
+++ b/drivers/net/ethernet/renesas/rswitch.c
@@ -1828,7 +1828,7 @@ static int rswitch_init(struct rswitch_private *priv)
 
 	rswitch_fwd_init(priv);
 
-	err = rcar_gen4_ptp_register(priv->ptp_priv, RCAR_GEN4_PTP_REG_LAYOUT_S4,
+	err = rcar_gen4_ptp_register(priv->ptp_priv, RCAR_GEN4_PTP_REG_LAYOUT,
 				     RCAR_GEN4_PTP_CLOCK_S4);
 	if (err < 0)
 		goto err_ptp_register;
-- 
2.42.1