From patchwork Tue Jul 11 17:17:45 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 13309220 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 845A5EB64DC for ; Tue, 11 Jul 2023 17:19:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=CaMDFcUss39fdXBKTWD3frIFVxmHDkg3pyxaTbb4LlI=; b=iPKNQVu0gdzdiq MHgvs20MoOTfT9oPHvulpRwMLEtZL9sACougv1Nq3scTMx8L8N7cmMU0HFFXqXYZ7ADZ00mBXicwn srTmNA+lOyg1sxkIcjuWAlwPZ4LD4UO1u1p+R/hIQvwFgumSV1waRXAstckmKw55G7uUz1DDZfzSL WrM3Tjnd08z1vKn2oxE+nyAT7XeRq9DU90nToIvkw6QRlI2QCjl/OdiNXsgyhSuYByGCBQd/2OYcr Pn/cXldkFNeHIsRZOH8jl+fWNFoRa5M6EhkvRDXC3oIUFEGhQ8FphjMD+bWKclf87wP+hjs2J7iyG NfIsJ7VPE29WdMq1665g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qJH1W-00FVZf-2B; Tue, 11 Jul 2023 17:19:38 +0000 Received: from mga11.intel.com ([192.55.52.93]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qJH1J-00FVLX-2a; Tue, 11 Jul 2023 17:19:27 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1689095965; x=1720631965; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=rn9d/T3W6Uq2IhVx3LkqBWZwSCJuFxg8vPiXigm9Nk4=; b=XnjtmnfT1WX5IbKp7I2szRjsJZMVP55SE8czQdLv57sM2zweSRiwR8e8 xCjmVhBR8xSVQZ3eKzdrCnEtFLCtCqthzBug/uVDiHktQ5FNo0i4P/XBz 3XvlkqM0xSCFYNrN3UPUbuXs0xB8n3Ptn4sVdC+W/H9WYDBpdSoAA1H8r i+nzifwIj3oG7RclREvSNDt9fEuv84cwbQnInqg6ZIPdkapFaLa05TQII cACnItb7AhCx6myxmn1iPcvL6cdWBAVDlUi3sGyV+LHvTmSO47V3hZw3f PMeu6XAI643T3XOzbqOEj4Bd4XbAQV2otaL1xXA4o7DbdpQ7XBKZq9lmw Q==; X-IronPort-AV: E=McAfee;i="6600,9927,10768"; a="362148857" X-IronPort-AV: E=Sophos;i="6.01,197,1684825200"; d="scan'208";a="362148857" Received: from orsmga007.jf.intel.com ([10.7.209.58]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 11 Jul 2023 10:19:19 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10768"; a="715240840" X-IronPort-AV: E=Sophos;i="6.01,197,1684825200"; d="scan'208";a="715240840" Received: from black.fi.intel.com ([10.237.72.28]) by orsmga007.jf.intel.com with ESMTP; 11 Jul 2023 10:17:56 -0700 Received: by black.fi.intel.com (Postfix, from userid 1003) id 3818F3E3; Tue, 11 Jul 2023 20:17:59 +0300 (EEST) From: Andy Shevchenko To: Mark Brown , Cristian Ciocaltea , Yang Yingliang , Andy Shevchenko , Amit Kumar Mahapatra via Alsa-devel , Serge Semin , Neil Armstrong , Tharun Kumar P , Vijaya Krishna Nivarthi , =?utf-8?q?Uwe_Kleine-K?= =?utf-8?q?=C3=B6nig?= , linux-spi@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-arm-msm@vger.kernel.org, linux-rockchip@lists.infradead.org, linux-riscv@lists.infradead.org, linux-stm32@st-md-mailman.stormreply.com, linux-trace-kernel@vger.kernel.org, netdev@vger.kernel.org Cc: Sanjay R Mehta , Radu Pirea , Nicolas Ferre , Alexandre Belloni , Claudiu Beznea , Tudor Ambarus , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , Kevin Hilman , Jerome Brunet , Martin Blumenstingl , Matthias Brugger , AngeloGioacchino Del Regno , Andy Gross , Bjorn Andersson , Konrad Dybcio , Heiko Stuebner , Palmer Dabbelt , Paul Walmsley , Orson Zhai , Baolin Wang , Chunyan Zhang , Alain Volmat , Maxime Coquelin , Alexandre Torgue , Max Filippov , Steven Rostedt , Masami Hiramatsu , Richard Cochran , Sebastian Reichel Subject: [PATCH v3 03/14] spi: Refactor bus number assigning code in spi_register_controller() Date: Tue, 11 Jul 2023 20:17:45 +0300 Message-Id: <20230711171756.86736-4-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.40.0.1.gaa8946217a0b In-Reply-To: <20230711171756.86736-1-andriy.shevchenko@linux.intel.com> References: <20230711171756.86736-1-andriy.shevchenko@linux.intel.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230711_101925_865403_396E5779 X-CRM114-Status: GOOD ( 16.06 ) X-BeenThere: linux-amlogic@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-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org Instead of 'else' branching use two sequential if:s, which allows to re-use the logic of IDR allocation in both cases. Signed-off-by: Andy Shevchenko --- drivers/spi/spi.c | 12 +++--------- 1 file changed, 3 insertions(+), 9 deletions(-) diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index d8064998aa27..6d74218cf38e 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -3122,8 +3122,8 @@ int spi_register_controller(struct spi_controller *ctlr) { struct device *dev = ctlr->dev.parent; struct boardinfo *bi; + int first_dynamic; int status; - int id, first_dynamic; if (!dev) return -ENODEV; @@ -3136,19 +3136,13 @@ int spi_register_controller(struct spi_controller *ctlr) if (status) return status; + if (ctlr->bus_num < 0) + ctlr->bus_num = of_alias_get_id(ctlr->dev.of_node, "spi"); if (ctlr->bus_num >= 0) { /* Devices with a fixed bus num must check-in with the num */ status = spi_controller_id_alloc(ctlr, ctlr->bus_num, ctlr->bus_num + 1); if (status) return status; - } else { - /* Allocate dynamic bus number using Linux idr */ - id = of_alias_get_id(ctlr->dev.of_node, "spi"); - if (id >= 0) { - status = spi_controller_id_alloc(ctlr, id, id + 1); - if (status) - return status; - } } if (ctlr->bus_num < 0) { first_dynamic = of_alias_get_highest_id("spi");