From patchwork Thu Jun 29 16:59:54 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?b?S3J6eXN6dG9mIFdpbGN6ee+/ve+/vXNraQ==?= X-Patchwork-Id: 13297164 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 78A4FEB64D9 for ; Thu, 29 Jun 2023 17:00:19 +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: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:In-Reply-To:References: List-Owner; bh=6NcnHbvx/BA8Wwmnb5dHfktQpLJrtavGGxD2zFMfF0c=; b=jbIuddmNFgBIHY tFtuZK5h9aygEnEYGwgp1z4o8OjIPyyuMR3p4Uq2+AoeuXBM8Dpbjo/T9BlzuZOAHgzJ5xhwllnZy yPBC+sSizFvu4RkP8ZRQtIJvsWJqPVJskF4jABD48wzrUL22484SRlQ8uA0kJmhmGGLNG1aY58Mer 6p2msi2mEc99fscDS8KZ+z/PUD01um5wmT0gVpzKQQuo5cirmoCIPYxGbmwPSDPg1HSTHAYQVlY2q jiMpvl1hI9X27YqvklCGC3VLN2ArM8ohlnfiEseAbqfui2Kb6s61KiNo3VhyPb9FFzpaKbDpy0YOD jPLTnaBbSZMfspeYv59w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qEv05-001al7-0u; Thu, 29 Jun 2023 17:00:09 +0000 Received: from dfw.source.kernel.org ([2604:1380:4641:c500::1]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qEv00-001ajB-2n; Thu, 29 Jun 2023 17:00:06 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 8D884615AF; Thu, 29 Jun 2023 17:00:01 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9BF10C433C0; Thu, 29 Jun 2023 16:59:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1688058001; bh=+L4Ij4wrOLbQ96O/FTu1MsLp0W4gkxcKZWK0acwmpS0=; h=From:To:Cc:Subject:Date:From; b=MoXbH0bE6di+C5UwzqeyctmCs7co1wTv2/KtomUNC/fC9yUdGAPwseRlgW5d23hWE plF0wyxsCMm+621H7Q4FLFBJLVTuDGEexWwSPPLLAGzqYCBnM4cM2eq8r9iBUclwJH o0HkzQ6jEn8kfICJXfqaXfcnWWFlFuBJiCH/cxOsiCHaVpLooPfGLnERka3fbki7JK IQsY4jD4TIlWo97Cu1MVuX4wZnT49xoOHFddGroHI6vuihy3y5IGqYnrgZZLYZ6buN PyjzETzJxip3GlZmarkpZZR+zLSu9uRz9TQdQ6C33nzlnSHf68zJyASxgS52ZD0uCy fvRvmYU5sLo1w== From: =?utf-8?q?Krzysztof_Wilczy=C5=84ski?= To: "Bjorn Helgaas" Cc: "Lorenzo Pieralisi" , "Rob Herring" , "Yue Wang" , "Neil Armstrong" , "Kevin Hilman" , "Jerome Brunet" , "Martin Blumenstingl" , "Srikanth Thokala" , "Daire McNamara" , "Conor Dooley" , linux-pci@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-riscv@lists.infradead.org Subject: [PATCH 1/3] PCI: meson: Remove cast between incompatible function type Date: Thu, 29 Jun 2023 16:59:54 +0000 Message-ID: <20230629165956.237832-1-kwilczynski@kernel.org> X-Mailer: git-send-email 2.41.0 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230629_100004_969256_15163735 X-CRM114-Status: GOOD ( 11.14 ) X-BeenThere: linux-riscv@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-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org Rather than casting void(*)(struct clk *) to void (*)(void *), that forces conversion to an incompatible function type, replace the cast with a small local stub function with a signature that matches what the devm_add_action_or_reset() function expects. The sub function takes a void *, then passes it directly to clk_disable_unprepare(), which handles the more specific type. Reported by clang when building with warnings enabled: drivers/pci/controller/dwc/pci-meson.c:191:6: warning: cast from 'void (*)(struct clk *)' to 'void (*)(void *)' converts to incompatible function type [-Wcast-function-type-strict] (void (*) (void *))clk_disable_unprepare, ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ No functional changes are intended. Fixes: 9c0ef6d34fdb ("PCI: amlogic: Add the Amlogic Meson PCIe controller driver") Signed-off-by: Krzysztof Wilczyński Reviewed-by: Neil Armstrong --- drivers/pci/controller/dwc/pci-meson.c | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) diff --git a/drivers/pci/controller/dwc/pci-meson.c b/drivers/pci/controller/dwc/pci-meson.c index c1527693bed9..34990a6363d0 100644 --- a/drivers/pci/controller/dwc/pci-meson.c +++ b/drivers/pci/controller/dwc/pci-meson.c @@ -163,6 +163,13 @@ static int meson_pcie_reset(struct meson_pcie *mp) return 0; } +static inline void meson_pcie_disable_clock(void *data) +{ + struct clk *clk = data; + + clk_disable_unprepare(clk); +} + static inline struct clk *meson_pcie_probe_clock(struct device *dev, const char *id, u64 rate) { @@ -187,9 +194,7 @@ static inline struct clk *meson_pcie_probe_clock(struct device *dev, return ERR_PTR(ret); } - devm_add_action_or_reset(dev, - (void (*) (void *))clk_disable_unprepare, - clk); + devm_add_action_or_reset(dev, meson_pcie_disable_clock, clk); return clk; } From patchwork Thu Jun 29 16:59:55 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?b?S3J6eXN6dG9mIFdpbGN6ee+/ve+/vXNraQ==?= X-Patchwork-Id: 13297165 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 1E6D2EB64D9 for ; Thu, 29 Jun 2023 17:00:23 +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; 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Thu, 29 Jun 2023 17:00:04 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 56124C433CB; Thu, 29 Jun 2023 17:00:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1688058003; bh=HEnFcC/moYFnoPxBY2BVOmQpDQ1kN+hXUcu13kg/9xk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=hMiUThPtt9QAVsqDXwBF4//tBZBsxF9cv8K24qAnQBF1YPPr2BkybozUVl+avaJRN udUNE/uWoNH0W9u0vh6Pe1s6DRUYBaZofTLVKRbwBm4aGhAuszASWydvu4jqs5TrX5 Rg2/xKVIGWlyUJ+Pm9OWZ7vsWian4pSnl2/NdwzLcvDkUjr9MlSFv2e+O5pc9k1eqS BM4I7iEjRdL3AlpYI3d8zXaM3thEfoLDsELu6TNj1+wsae1ytO/H+FaWbqcr1+tegT 6xOperToL6lTnjq2HCdi5ek/XcR6N93xhMn/IeTCw7/TpU7FMaf0C4uNlWacQBLFQ5 nONfrPP1e+0Tw== From: =?utf-8?q?Krzysztof_Wilczy=C5=84ski?= To: "Bjorn Helgaas" Cc: "Lorenzo Pieralisi" , "Rob Herring" , "Yue Wang" , "Neil Armstrong" , "Kevin Hilman" , "Jerome Brunet" , "Martin Blumenstingl" , "Srikanth Thokala" , "Daire McNamara" , "Conor Dooley" , linux-pci@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-riscv@lists.infradead.org Subject: [PATCH 2/3] PCI: keembay: Remove cast between incompatible function type Date: Thu, 29 Jun 2023 16:59:55 +0000 Message-ID: <20230629165956.237832-2-kwilczynski@kernel.org> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230629165956.237832-1-kwilczynski@kernel.org> References: <20230629165956.237832-1-kwilczynski@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230629_100005_872192_02D9FA58 X-CRM114-Status: GOOD ( 12.38 ) X-BeenThere: linux-riscv@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-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org Rather than casting void(*)(struct clk *) to void (*)(void *), that forces conversion to an incompatible function type, replace the cast with a small local stub function with a signature that matches what the devm_add_action_or_reset() function expects. The sub function takes a void *, then passes it directly to clk_disable_unprepare(), which handles the more specific type. Reported by clang when building with warnings enabled: drivers/pci/controller/dwc/pcie-keembay.c:172:12: warning: cast from 'void (*)(struct clk *)' to 'void (*)(void *)' converts to incompatible function type [-Wcast-function-type-strict] (void(*)(void *))clk_disable_unprepare, ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ No functional changes are intended. Fixes: 0c87f90b4c13 ("PCI: keembay: Add support for Intel Keem Bay") Signed-off-by: Krzysztof Wilczyński Acked-by: Srikanth Thokala --- drivers/pci/controller/dwc/pcie-keembay.c | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) diff --git a/drivers/pci/controller/dwc/pcie-keembay.c b/drivers/pci/controller/dwc/pcie-keembay.c index f90f36bac018..289bff99d762 100644 --- a/drivers/pci/controller/dwc/pcie-keembay.c +++ b/drivers/pci/controller/dwc/pcie-keembay.c @@ -148,6 +148,13 @@ static const struct dw_pcie_ops keembay_pcie_ops = { .stop_link = keembay_pcie_stop_link, }; +static inline void keembay_pcie_disable_clock(void *data) +{ + struct clk *clk = data; + + clk_disable_unprepare(clk); +} + static inline struct clk *keembay_pcie_probe_clock(struct device *dev, const char *id, u64 rate) { @@ -168,9 +175,7 @@ static inline struct clk *keembay_pcie_probe_clock(struct device *dev, if (ret) return ERR_PTR(ret); - ret = devm_add_action_or_reset(dev, - (void(*)(void *))clk_disable_unprepare, - clk); + ret = devm_add_action_or_reset(dev, keembay_pcie_disable_clock, clk); if (ret) return ERR_PTR(ret); From patchwork Thu Jun 29 16:59:56 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?b?S3J6eXN6dG9mIFdpbGN6ee+/ve+/vXNraQ==?= X-Patchwork-Id: 13297166 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 98F9BC001DB for ; Thu, 29 Jun 2023 17:00:34 +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; 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Thu, 29 Jun 2023 17:00:06 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 094FAC433C0; Thu, 29 Jun 2023 17:00:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1688058006; bh=ekZJhfEVqtyX3t+uLKmzRW38MPCUXcmlO89VvVdAQak=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=X5AbPL2HVz3TeQmXq1zjjfnu71OYU8djIbs5/c9qxDEwhZz5jhwcajuZCLWcAf1YG 6UjtkyusIMkEn35B9ID+o4wyUfD8Syj+nTCcdyoT9PQH/x1xQozB7BY/9ggREkIa5m +vNMH+Blw10Ll3L+bBoLHUYfDeYOU98PCKzQpa6bfVEzt/EjOBjHHgC8AhqBbezmw2 vAywnOuyOp1lKkttmawODM3OHQ5RDeMx89L7jc2xW12syxhI21c7HiqbxdSsS5t0nc cFRf2sMLMCraOSx/SFj5Kv2mSMq66XzgB4jZUanmp4mfQ2KMcF9CpX4PvfGzmz9voT Vgm+m5Gfg9BLg== From: =?utf-8?q?Krzysztof_Wilczy=C5=84ski?= To: "Bjorn Helgaas" Cc: "Lorenzo Pieralisi" , "Rob Herring" , "Yue Wang" , "Neil Armstrong" , "Kevin Hilman" , "Jerome Brunet" , "Martin Blumenstingl" , "Srikanth Thokala" , "Daire McNamara" , "Conor Dooley" , linux-pci@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-riscv@lists.infradead.org Subject: [PATCH 3/3] PCI: microchip: Remove cast between incompatible function type Date: Thu, 29 Jun 2023 16:59:56 +0000 Message-ID: <20230629165956.237832-3-kwilczynski@kernel.org> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230629165956.237832-1-kwilczynski@kernel.org> References: <20230629165956.237832-1-kwilczynski@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230629_100007_507276_BEA30292 X-CRM114-Status: GOOD ( 12.95 ) X-BeenThere: linux-riscv@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-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org Rather than casting void(*)(struct clk *) to void (*)(void *), that forces conversion to an incompatible function type, replace the cast with a small local stub function with a signature that matches what the devm_add_action_or_reset() function expects. The sub function takes a void *, then passes it directly to clk_disable_unprepare(), which handles the more specific type. Reported by clang when building with warnings enabled: drivers/pci/controller/pcie-microchip-host.c:866:32: warning: cast from 'void (*)(struct clk *)' to 'void (*)(void *)' converts to incompatible function type [-Wcast-function-type-strict] devm_add_action_or_reset(dev, (void (*) (void *))clk_disable_unprepare, ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ No functional changes are intended. Fixes: 6f15a9c9f941 ("PCI: microchip: Add Microchip PolarFire PCIe controller driver") Co-developed-by: Daire McNamara Signed-off-by: Daire McNamara Co-developed-by: Simon Horman Signed-off-by: Simon Horman Signed-off-by: Krzysztof Wilczyński Acked-by: Conor Dooley --- drivers/pci/controller/pcie-microchip-host.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/drivers/pci/controller/pcie-microchip-host.c b/drivers/pci/controller/pcie-microchip-host.c index 5e710e485464..d30286f815e7 100644 --- a/drivers/pci/controller/pcie-microchip-host.c +++ b/drivers/pci/controller/pcie-microchip-host.c @@ -848,6 +848,13 @@ static const struct irq_domain_ops event_domain_ops = { .map = mc_pcie_event_map, }; +static inline void mc_pcie_deinit_clk(void *data) +{ + struct clk *clk = data; + + clk_disable_unprepare(clk); +} + static inline struct clk *mc_pcie_init_clk(struct device *dev, const char *id) { struct clk *clk; @@ -863,8 +870,7 @@ static inline struct clk *mc_pcie_init_clk(struct device *dev, const char *id) if (ret) return ERR_PTR(ret); - devm_add_action_or_reset(dev, (void (*) (void *))clk_disable_unprepare, - clk); + devm_add_action_or_reset(dev, mc_pcie_deinit_clk, clk); return clk; }