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Bottomley" , Helge Deller , Yoshinori Sato , Rich Felker , John Paul Adrian Glaubitz , Richard Weinberger , Anton Ivanov , Johannes Berg , Michael Ellerman , Nicholas Piggin , Christophe Leroy , Naveen N Rao , Madhavan Srinivasan , Heiko Carstens , Vasily Gorbik , Alexander Gordeev , Christian Borntraeger , Sven Schnelle , Niklas Schnelle , Manivannan Sadhasivam , Miquel Raynal , Vignesh Raghavendra , Jaroslav Kysela , Takashi Iwai Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-csky@vger.kernel.org, loongarch@lists.linux.dev, linux-m68k@lists.linux-m68k.org, linux-alpha@vger.kernel.org, linux-parisc@vger.kernel.org, linux-sh@vger.kernel.org, linux-um@lists.infradead.org, linux-arch@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, mhi@lists.linux.dev, linux-arm-msm@vger.kernel.org, linux-mtd@lists.infradead.org, linux-sound@vger.kernel.org, Yann Sionneau , Julian Vetter Subject: [PATCH v8 12/14] bus: mhi: ep: Add HAS_IOMEM || INDIRECT_IOMEM dependency Date: Tue, 8 Oct 2024 09:50:20 +0200 Message-ID: <20241008075023.3052370-13-jvetter@kalrayinc.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20241008075023.3052370-1-jvetter@kalrayinc.com> References: <20241008075023.3052370-1-jvetter@kalrayinc.com> X-ClientProxiedBy: AM4PR07CA0019.eurprd07.prod.outlook.com (2603:10a6:205:1::32) To PAYP264MB3766.FRAP264.PROD.OUTLOOK.COM (2603:10a6:102:118::6) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: PAYP264MB3766:EE_|PR1P264MB3357:EE_ X-MS-Office365-Filtering-Correlation-Id: 62b1fc99-df2e-41ab-276f-08dce76e0136 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|52116014|7416014|376014|1800799024|366016|921020|38350700014; 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The original message has been attached to this so you can view it or label similar future email. If you have any questions, see the administrator of that system for details. Content preview: The symbol MHI_BUS_EP neither depends on HAS_IOMEM, nor on INDIRECT_IOMEM. But, the function mhi_ep_ring_num_elems in drivers/bus/mhi/ep/ring.c is using a IO memcpy operation. So, when building for UM [...] Content analysis details: (-2.1 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- 0.0 RCVD_IN_VALIDITY_RPBL_BLOCKED RBL: ADMINISTRATOR NOTICE: The query to Validity was blocked. See https://knowledge.validity.com/hc/en-us/articles/20961730681243 for more information. [85.31.212.45 listed in bl.score.senderscore.com] 0.0 RCVD_IN_VALIDITY_SAFE_BLOCKED RBL: ADMINISTRATOR NOTICE: The query to Validity was blocked. See https://knowledge.validity.com/hc/en-us/articles/20961730681243 for more information. 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[85.31.212.45 listed in sa-trusted.bondedsender.org] -0.0 SPF_PASS SPF: sender matches SPF record -0.0 SPF_HELO_PASS SPF: HELO matches SPF record 0.0 ARC_VALID Message has a valid ARC signature -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.0 ARC_SIGNED Message has a ARC signature -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-mtd" Errors-To: linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org The symbol MHI_BUS_EP neither depends on HAS_IOMEM, nor on INDIRECT_IOMEM. But, the function mhi_ep_ring_num_elems in drivers/bus/mhi/ep/ring.c is using a IO memcpy operation. So, when building for UM which doesn't have CONFIG_HAS_IOMEM=y, the build fails. Reviewed-by: Yann Sionneau Signed-off-by: Julian Vetter --- Changes for v8: - New patch --- drivers/bus/mhi/ep/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/bus/mhi/ep/Kconfig b/drivers/bus/mhi/ep/Kconfig index 90ab3b040672..dba95fb95eeb 100644 --- a/drivers/bus/mhi/ep/Kconfig +++ b/drivers/bus/mhi/ep/Kconfig @@ -1,5 +1,6 @@ config MHI_BUS_EP tristate "Modem Host Interface (MHI) bus Endpoint implementation" + depends on HAS_IOMEM || INDIRECT_IOMEM help Bus driver for MHI protocol. Modem Host Interface (MHI) is a communication protocol used by a host processor to control