From patchwork Wed Mar 26 12:19:52 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Biju Das X-Patchwork-Id: 14030030 X-Patchwork-Delegate: geert@linux-m68k.org Received: from relmlie6.idc.renesas.com (relmlor2.renesas.com [210.160.252.172]) by smtp.subspace.kernel.org (Postfix) with ESMTP id C7E9A1DF963; Wed, 26 Mar 2025 12:21:14 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=210.160.252.172 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742991676; cv=none; b=WVg3YYXUSWrPRn6Zj9PA6W2+f5ELumgJNLBGx79JJjoYhsA5f4gTef9mhVhC7d7RQTl2bvOeTgF7Uwe8HQzTrYQ6GAR7TMB4Iscr5tKBqYAIpEUqSEyKRJzRf0jrh9k2RkTMiWjRxWercyyFLX7MBGH1LkOL0UEgcZdt4pecwPc= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742991676; c=relaxed/simple; bh=Cm0VAgCjDAZTz7FFj5RDnzBqvaoyFRE+Tmryu9mCFCw=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=ZE1gBoMQuA6w25/828FzJ4Wi1A5dfPtbHKgFe1yTRzJ2GdY+p6uPOVsbrAGgJL268LF4FnjMAW81ukpf84sfFSSfY8q8NygO7VO1ToLwi3OM9MdEU5UpL6rxpY56GYZ/LCxLfx9179CzsESDqK389JeKmYl1F8U8ifViT8mUDZI= 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=210.160.252.172 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: 7EUIL3t5RSaOP0NWsJDGTQ== X-CSE-MsgGUID: 8DS0BzxoRlWo2dRRfl8gEQ== Received: from unknown (HELO relmlir5.idc.renesas.com) ([10.200.68.151]) by relmlie6.idc.renesas.com with ESMTP; 26 Mar 2025 21:21:14 +0900 Received: from localhost.localdomain (unknown [10.226.92.116]) by relmlir5.idc.renesas.com (Postfix) with ESMTP id ADF9640104FA; Wed, 26 Mar 2025 21:21:11 +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 v7 17/18] can: rcar_canfd: Enhance multi_channel_irqs handling Date: Wed, 26 Mar 2025 12:19:52 +0000 Message-ID: <20250326122003.122976-18-biju.das.jz@bp.renesas.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250326122003.122976-1-biju.das.jz@bp.renesas.com> References: <20250326122003.122976-1-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 Currently multi_channel_irqs has only 2 channels. But RZ/G3E has six channels. Enhance multi_channel_irqs handling to support more than two channels. Reviewed-by: Geert Uytterhoeven Signed-off-by: Biju Das Reviewed-by: Vincent Mailhol --- v6->v7: * No change. v5->v6: * No change. v4->v5: * Collected tag. v3->v4: * No change. v2->v3: * No change. v1->v2: * No change. --- drivers/net/can/rcar/rcar_canfd.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/net/can/rcar/rcar_canfd.c b/drivers/net/can/rcar/rcar_canfd.c index 7ad27087a176..91f5649078c6 100644 --- a/drivers/net/can/rcar/rcar_canfd.c +++ b/drivers/net/can/rcar/rcar_canfd.c @@ -1851,16 +1851,19 @@ static int rcar_canfd_channel_probe(struct rcar_canfd_global *gpriv, u32 ch, if (info->multi_channel_irqs) { char *irq_name; + char name[10]; int err_irq; int tx_irq; - err_irq = platform_get_irq_byname(pdev, ch == 0 ? "ch0_err" : "ch1_err"); + scnprintf(name, 10, "ch%u_err", ch); + err_irq = platform_get_irq_byname(pdev, name); if (err_irq < 0) { err = err_irq; goto fail; } - tx_irq = platform_get_irq_byname(pdev, ch == 0 ? "ch0_trx" : "ch1_trx"); + scnprintf(name, 10, "ch%u_trx", ch); + tx_irq = platform_get_irq_byname(pdev, name); if (tx_irq < 0) { err = tx_irq; goto fail;