From patchwork Wed Sep 18 10:06:18 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: AngeloGioacchino Del Regno X-Patchwork-Id: 13806757 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 6A88CCCD194 for ; Wed, 18 Sep 2024 10:07:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=x8UD7Z7LUBUIB4ydHgoH9IJeLwYyxSrlCJZhI7F+S4s=; b=R048vC/svN+gfGYK9dX3NPtLRv UkNi7y8e55DdIxMGMEWbL1YrwKpZe3K5vBMJrgy5yxZwb3kgFYz6WcKUFDuEs3vzXSLK543KX52hg WDn2mFDZEdR0xvzAtPmHk8uKL5gMtjqDwM1XskLC1gxyZIc1yD3YLPpd/IzhXgDK/FI6jdkT2iLza z8tMhUp/6jyHUKuQRGHB3rokL5VrA+cOLWCF2lxReQNnwyB86o8SftgcDi15tl6nM0InWoWKNmEJf v8YIi38Wicryt2VwNJLUByM5L60M9ghx5YOiqosMg8BYohAdwx7DmA57Ob9vG3kuIeb2uxNvSi9KP CKJ8/yfQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1sqrb5-00000007zLt-1MA6; Wed, 18 Sep 2024 10:07:43 +0000 Received: from bali.collaboradmins.com ([148.251.105.195]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1sqrZz-00000007z8X-1OWx; Wed, 18 Sep 2024 10:06:36 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1726653993; bh=0RM0X8+Uj/yAzEVGnz19COcilxf0hCC5AuSLiaf0NTs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=cy8YUnLgjynfq2iwDDexAgxK1h+DtpsNktVHZ8fjZ52MtX7gaQfXTaLBCKfzTds3x eKJU7jcCvvGdJEcdHDgAjvUb2Qy1aePq3OFaZ6e9qdIw8sgKJcLIV8pmSysDXvOFZf qy9uEcFwt3padA3a9+303USK5Sl6K2zPoXh8nydGNFmbfdbAYyhWguJxB7CShuPpba yuybq5hKc8uwEjpLpJ1wZww8nHfdXtPCUMuQ1dlfqUWQ5dDKnnom3y6uGRdgq8XASO QH1cD9QGYDFmXtb+4hSao1zozNrEc6iTGNTfkPa3tcSSI5RRK1kyQkqbam5PsrvSlW 0yECGqZF2JvHg== Received: from IcarusMOD.eternityproject.eu (2-237-20-237.ip236.fastwebnet.it [2.237.20.237]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: kholk11) by bali.collaboradmins.com (Postfix) with ESMTPSA id BF25B17E10AE; Wed, 18 Sep 2024 12:06:32 +0200 (CEST) From: AngeloGioacchino Del Regno To: linux-mediatek@lists.infradead.org Cc: matthias.bgg@gmail.com, angelogioacchino.delregno@collabora.com, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kernel@collabora.com Subject: [PATCH v1 1/3] soc: mediatek: mtk-cmdq: Move mask build and append to function Date: Wed, 18 Sep 2024 12:06:18 +0200 Message-ID: <20240918100620.103536-2-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.46.0 In-Reply-To: <20240918100620.103536-1-angelogioacchino.delregno@collabora.com> References: <20240918100620.103536-1-angelogioacchino.delregno@collabora.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240918_030635_546596_FE694708 X-CRM114-Status: GOOD ( 11.60 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Move the CMDQ_CODE_MASK packet build and append logic to a new cmdq_pkt_mask() function; this reduces code duplication by 4x. Signed-off-by: AngeloGioacchino Del Regno Reviewed-by: Matthias Brugger --- drivers/soc/mediatek/mtk-cmdq-helper.c | 31 ++++++++++++-------------- 1 file changed, 14 insertions(+), 17 deletions(-) diff --git a/drivers/soc/mediatek/mtk-cmdq-helper.c b/drivers/soc/mediatek/mtk-cmdq-helper.c index a8fccedba83f..620c371fd1fc 100644 --- a/drivers/soc/mediatek/mtk-cmdq-helper.c +++ b/drivers/soc/mediatek/mtk-cmdq-helper.c @@ -180,6 +180,15 @@ static int cmdq_pkt_append_command(struct cmdq_pkt *pkt, return 0; } +static int cmdq_pkt_mask(struct cmdq_pkt *pkt, u32 mask) +{ + struct cmdq_instruction inst = { + .op = CMDQ_CODE_MASK, + .mask = ~mask + }; + return cmdq_pkt_append_command(pkt, inst); +} + int cmdq_pkt_write(struct cmdq_pkt *pkt, u8 subsys, u16 offset, u32 value) { struct cmdq_instruction inst; @@ -196,14 +205,11 @@ EXPORT_SYMBOL(cmdq_pkt_write); int cmdq_pkt_write_mask(struct cmdq_pkt *pkt, u8 subsys, u16 offset, u32 value, u32 mask) { - struct cmdq_instruction inst = { {0} }; u16 offset_mask = offset; int err; if (mask != 0xffffffff) { - inst.op = CMDQ_CODE_MASK; - inst.mask = ~mask; - err = cmdq_pkt_append_command(pkt, inst); + err = cmdq_pkt_mask(pkt, mask); if (err < 0) return err; @@ -251,9 +257,7 @@ int cmdq_pkt_write_s_mask(struct cmdq_pkt *pkt, u16 high_addr_reg_idx, struct cmdq_instruction inst = {}; int err; - inst.op = CMDQ_CODE_MASK; - inst.mask = ~mask; - err = cmdq_pkt_append_command(pkt, inst); + err = cmdq_pkt_mask(pkt, mask); if (err < 0) return err; @@ -288,9 +292,7 @@ int cmdq_pkt_write_s_mask_value(struct cmdq_pkt *pkt, u8 high_addr_reg_idx, struct cmdq_instruction inst = {}; int err; - inst.op = CMDQ_CODE_MASK; - inst.mask = ~mask; - err = cmdq_pkt_append_command(pkt, inst); + err = cmdq_pkt_mask(pkt, mask); if (err < 0) return err; @@ -409,12 +411,9 @@ EXPORT_SYMBOL(cmdq_pkt_poll); int cmdq_pkt_poll_mask(struct cmdq_pkt *pkt, u8 subsys, u16 offset, u32 value, u32 mask) { - struct cmdq_instruction inst = { {0} }; int err; - inst.op = CMDQ_CODE_MASK; - inst.mask = ~mask; - err = cmdq_pkt_append_command(pkt, inst); + err = cmdq_pkt_mask(pkt, mask); if (err < 0) return err; @@ -436,9 +435,7 @@ int cmdq_pkt_poll_addr(struct cmdq_pkt *pkt, dma_addr_t addr, u32 value, u32 mas * which enables use_mask bit. */ if (mask != GENMASK(31, 0)) { - inst.op = CMDQ_CODE_MASK; - inst.mask = ~mask; - ret = cmdq_pkt_append_command(pkt, inst); + ret = cmdq_pkt_mask(pkt, mask); if (ret < 0) return ret; use_mask = CMDQ_POLL_ENABLE_MASK;