From patchwork Thu Feb 20 13:04:20 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Biju Das X-Patchwork-Id: 13983907 X-Patchwork-Delegate: geert@linux-m68k.org Received: from relmlie5.idc.renesas.com (relmlor1.renesas.com [210.160.252.171]) by smtp.subspace.kernel.org (Postfix) with ESMTP id AC4E51F6694; Thu, 20 Feb 2025 13:04:54 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=210.160.252.171 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740056696; cv=none; b=GT3qgm23UZnHvVeoIjBUVKkZMaicboPmUsU1TTjgzFDsa/viObK1DFr+VdWoMNwGwx4QzuUhnCtP/cgij7W/+50+204Gmu4Q7QLFNyzUJqhvlmiMeHZFz5XFZc7yAitm8GB8Zriuisgxt2uO8pOuVUGoyPOgsQYzAEcSSOWeEig= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740056696; c=relaxed/simple; bh=avSU492k1TpeyBaiJ6d+8nFcaTlKueWSvhbKozu78pY=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=OIq8b1LaVsctzN29iwXtqmVfYoLLBJGBnPV1Gi034B8IN64hwM2EvxpafRTncVqd3f+U1tttIdgrSGsxo+3vccikwoYzH8MPTOaC3i1cee9NgQNv4b/6mZX6vdNlKpWw3Q3GCjvYqLu8wyrGhNvl92qpAm3fVuAz8RzPxAKagXI= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=bp.renesas.com; spf=pass smtp.mailfrom=bp.renesas.com; arc=none smtp.client-ip=210.160.252.171 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=bp.renesas.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=bp.renesas.com X-CSE-ConnectionGUID: zbA9Ls0IQwi6k2z58HF52w== X-CSE-MsgGUID: ck+/fgFbQgOXd1IJVbWlZw== Received: from unknown (HELO relmlir6.idc.renesas.com) ([10.200.68.152]) by relmlie5.idc.renesas.com with ESMTP; 20 Feb 2025 22:04:53 +0900 Received: from localhost.localdomain (unknown [10.226.92.83]) by relmlir6.idc.renesas.com (Postfix) with ESMTP id 57EFB42B36D8; Thu, 20 Feb 2025 22:04:50 +0900 (JST) From: Biju Das To: Marc Kleine-Budde , Vincent Mailhol Cc: Biju Das , Wolfram Sang , Geert Uytterhoeven , =?utf-8?q?Uwe_Kleine-K=C3=B6n?= =?utf-8?q?ig?= , linux-can@vger.kernel.org, Prabhakar Mahadev Lad , Biju Das , linux-renesas-soc@vger.kernel.org Subject: [PATCH v2 4/7] can: rcar_canfd: Add gen4_type variable to struct rcar_canfd_hw_info Date: Thu, 20 Feb 2025 13:04:20 +0000 Message-ID: <20250220130427.217342-5-biju.das.jz@bp.renesas.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250220130427.217342-1-biju.das.jz@bp.renesas.com> References: <20250220130427.217342-1-biju.das.jz@bp.renesas.com> Precedence: bulk X-Mailing-List: linux-renesas-soc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 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 --- v1->v2: * No change. --- drivers/net/can/rcar/rcar_canfd.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) 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,