From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtpout-03.galae.net (smtpout-03.galae.net [185.246.85.4]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 486E72E62A1; Mon, 22 Sep 2025 15:27:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.246.85.4 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758554828; cv=none; b=m8zC7XU3y7723SJY216DZ6wz7Xclba2DPoBc8r7yDFUc6YtW09dp88W5jRxVNefhyBvffGMsG4fPwOkpDILEtEL9efSlz/hZBg6sK9U8XkP/W6Lw4+Fksz6MKC0O3/gK429VI3jI48/+URlduJDihgXF8GpBy3TpIYBbH+V5/wo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758554828; c=relaxed/simple; bh=piDyw/JBKCG/8fXN+QSQlF/zxGTFUxOsg8dUrAeAvbo=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=D985NS53JkePjohLu7vyVltJ23DkEoMZLRlUXouDMTt0FHDYriQ75tcig0fhPbJTyjZE7UyVTlTdCDQ2lEyJLTIfwxi5myaIvdcUT3o0U4+fb/iF178HlYTR8Sc2zQxoOer6cZAyJy+7/yaesn0zYwbxDDEjN8qJ4QccqmtYHHQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com; spf=pass smtp.mailfrom=bootlin.com; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b=hYI/fuAe; arc=none smtp.client-ip=185.246.85.4 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=bootlin.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b="hYI/fuAe" Received: from smtpout-01.galae.net (smtpout-01.galae.net [212.83.139.233]) by smtpout-03.galae.net (Postfix) with ESMTPS id D628B4E40DA7; Mon, 22 Sep 2025 15:27:03 +0000 (UTC) Received: from mail.galae.net (mail.galae.net [212.83.136.155]) by smtpout-01.galae.net (Postfix) with ESMTPS id A636760635; Mon, 22 Sep 2025 15:27:03 +0000 (UTC) Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id 7BCEA102F195E; Mon, 22 Sep 2025 17:27:00 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=dkim; t=1758554822; h=from:subject:date:message-id:to:cc:mime-version: content-transfer-encoding:in-reply-to:references; bh=NsWsJA6GhKlZSDm7Rvg/BA2HitF/XF0eT4AqsM0ba84=; b=hYI/fuAe8S6r4pXISLeGgwORDApyxqeOXbFpzxO610a1TbOkKdD/wwfRYo1LdaOXXNYx2q gwOZT2YM4Jb2Ih6kCMA1D6L2RpiGvrw0b0d54NuT03Yy7G8yGc1t7lF16xDR0KjgTnfQDW TuZ8VmYey1ZpZLKLijhwXLs+yP7/Mudwgbu3wvTR+0X4UCP6paNj13je9X/OnNR1xJFlgo dGgKMnOTXfciL6rbDxTYHsnOV62rJdw2IIF7vbCfiFV7LbGo0So3au9sdN+1IJTVmbdyfB CZUDMd+8zOoKh5Y4v8twfLbBCEVt/KAHZFaCgCCp346XUBtMZ/DWmd8dx0QCoA== From: "Herve Codina (Schneider Electric)" To: Thomas Gleixner , Wolfram Sang , Hoan Tran , Linus Walleij , Bartosz Golaszewski , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Geert Uytterhoeven , Magnus Damm , Saravana Kannan , Serge Semin , Herve Codina Cc: Phil Edworthy , linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-renesas-soc@vger.kernel.org, Pascal Eberhard , Miquel Raynal , Thomas Petazzoni Subject: [PATCH v4 4/8] irqchip/renesas-rza1: Use for_each_of_imap_item iterator Date: Mon, 22 Sep 2025 17:26:35 +0200 Message-ID: <20250922152640.154092-5-herve.codina@bootlin.com> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20250922152640.154092-1-herve.codina@bootlin.com> References: <20250922152640.154092-1-herve.codina@bootlin.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Last-TLS-Session-Version: TLSv1.3 The renesas-rza1 driver parses the interrupt-map property. It does it using open code. Recently for_each_of_imap_item iterator has been introduce to help drivers in this parsing. Convert the renesas-rza1 driver to use the for_each_of_imap_item iterator instead of open code. Signed-off-by: Herve Codina (Schneider Electric) --- drivers/irqchip/irq-renesas-rza1.c | 43 +++++++++++------------------- 1 file changed, 16 insertions(+), 27 deletions(-) diff --git a/drivers/irqchip/irq-renesas-rza1.c b/drivers/irqchip/irq-renesas-rza1.c index a697eb55ac90..789196b71656 100644 --- a/drivers/irqchip/irq-renesas-rza1.c +++ b/drivers/irqchip/irq-renesas-rza1.c @@ -142,46 +142,35 @@ static const struct irq_domain_ops rza1_irqc_domain_ops = { static int rza1_irqc_parse_map(struct rza1_irqc_priv *priv, struct device_node *gic_node) { - unsigned int imaplen, i, j, ret; + struct of_imap_parser imap_parser; struct device *dev = priv->dev; + struct of_imap_item imap_item; struct device_node *ipar; - const __be32 *imap; - u32 intsize; + int j, ret; + u32 i = 0; - imap = of_get_property(dev->of_node, "interrupt-map", &imaplen); - if (!imap) - return -EINVAL; - - for (i = 0; i < IRQC_NUM_IRQ; i++) { - if (imaplen < 3) - return -EINVAL; + ret = of_imap_parser_init(&imap_parser, dev->of_node, &imap_item); + if (ret) + return ret; + for_each_of_imap_item(&imap_parser, &imap_item) { /* Check interrupt number, ignore sense */ - if (be32_to_cpup(imap) != i) + if (imap_item.child_imap[0] != i) { + of_node_put(imap_item.parent_args.np); return -EINVAL; + } - ipar = of_find_node_by_phandle(be32_to_cpup(imap + 2)); + ipar = imap_item.parent_args.np; if (ipar != gic_node) { of_node_put(ipar); return -EINVAL; } - imap += 3; - imaplen -= 3; - - ret = of_property_read_u32(ipar, "#interrupt-cells", &intsize); - of_node_put(ipar); - if (ret) - return ret; - - if (imaplen < intsize) - return -EINVAL; - - priv->map[i].args_count = intsize; - for (j = 0; j < intsize; j++) - priv->map[i].args[j] = be32_to_cpup(imap++); + priv->map[i].args_count = imap_item.parent_args.args_count; + for (j = 0; j < priv->map[i].args_count; j++) + priv->map[i].args[j] = imap_item.parent_args.args[j]; - imaplen -= intsize; + i++; } return 0; -- 2.51.0