diff mbox series

[v2,4/7] can: rcar_canfd: Add gen4_type variable to struct rcar_canfd_hw_info

Message ID 20250220130427.217342-5-biju.das.jz@bp.renesas.com (mailing list archive)
State New
Delegated to: Geert Uytterhoeven
Headers show
Series Add support for RZ/G3E CANFD | expand

Commit Message

Biju Das Feb. 20, 2025, 1:04 p.m. UTC 
Both R-Car Gen4 and RZ/G3E SoCs have similar register layout. Introduce
gen4_type variable to struct rcar_canfd_hw_info for the preparation of
adding RZ/G3E driver support.

Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
---
v1->v2:
 * No change.
---
 drivers/net/can/rcar/rcar_canfd.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/net/can/rcar/rcar_canfd.c b/drivers/net/can/rcar/rcar_canfd.c
index 8b326977ddf7..13eb6aa6ae45 100644
--- a/drivers/net/can/rcar/rcar_canfd.c
+++ b/drivers/net/can/rcar/rcar_canfd.c
@@ -516,6 +516,7 @@  struct rcar_canfd_hw_info {
 	/* hardware features */
 	unsigned shared_global_irqs:1;	/* Has shared global irqs */
 	unsigned multi_channel_irqs:1;	/* Has multiple channel irqs */
+	unsigned gen4_type:1;		/* Has gen4 type reg layout */
 };
 
 /* Channel priv data */
@@ -596,6 +597,7 @@  static const struct rcar_canfd_hw_info rcar_gen4_hw_info = {
 	.max_channels = 8,
 	.postdiv = 2,
 	.shared_global_irqs = 1,
+	.gen4_type = 1,
 };
 
 static const struct rcar_canfd_hw_info rzg2l_hw_info = {
@@ -607,7 +609,7 @@  static const struct rcar_canfd_hw_info rzg2l_hw_info = {
 /* Helper functions */
 static inline bool is_gen4(struct rcar_canfd_global *gpriv)
 {
-	return gpriv->info == &rcar_gen4_hw_info;
+	return gpriv->info->gen4_type;
 }
 
 static inline u32 reg_gen4(struct rcar_canfd_global *gpriv,