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Sun, 25 May 2025 12:26:11 -0700 (PDT) From: Krzysztof Kozlowski Date: Sun, 25 May 2025 21:26:01 +0200 Subject: [PATCH 1/5] dmaengine: dw-edma: Drop unused dchan2dev() and chan2dev() Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250525-dma-fixes-v1-1-89d06dac9bcb@linaro.org> References: <20250525-dma-fixes-v1-0-89d06dac9bcb@linaro.org> In-Reply-To: <20250525-dma-fixes-v1-0-89d06dac9bcb@linaro.org> To: Manivannan Sadhasivam , Vinod Koul , Gustavo Pimentel , Frank Li , Rob Herring Cc: dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, Krzysztof Kozlowski X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=1155; i=krzysztof.kozlowski@linaro.org; h=from:subject:message-id; bh=o+zBjGEsV7Nh+L1RgHv+ue70NZrWkIlXCtf5K78wx4U=; b=owEBbQKS/ZANAwAKAcE3ZuaGi4PXAcsmYgBoM27NXGulQywd4dJ4611aeRv85F9RHzesFtso/ 62/9leqmbyJAjMEAAEKAB0WIQTd0mIoPREbIztuuKjBN2bmhouD1wUCaDNuzQAKCRDBN2bmhouD 10ncD/93/gwptNOF8A4DYHiNDQDKbYhjto0iBfiweR/TZ6d3Q/pLlF0Hbu66qmHNU5pfJegAgBn cFN2/YrsB18l6BZcsei98IKE4uBfSlRRaaYPoBjxBjRnEmKax0Q7F4/Cd4odJsW1uCVAbZyEfBh qthWjO5vfh8KhTKHLzPNLf6CmP3NKqEA6qrSKATF2cv/Bbfr73TjJtiy41isPszfgreQ5KBaTvW iA6mMjXiy1kzU6FzTzqjaSJkSmnSwkwtqKlZscyFJRQAAY6GKpJlUBjR6Ya9FQCguqctjUsPDEw l2bcjaNVJJKbEfhqqOcECBIqkifPB2+45ySPmITfzbEoNcr7FPFVSqGyulYoeAkSfOHGQecZP71 zzC8z+mP2dCxJ7ADr/xaCBWv+LZNxvo4Ncr+bfDi0OHEr+Yw56h9htWIx+e7fbErev/O49z2Lm5 rzpmIkvF6THIWr5yDcHiXI7SxXo6mnjE7NQFlLYd6dM1wYXD70GThVa0P5qB42wa0q5BbKDantv RWdO3ROT4dgc3mg/wUl4Q3zLAt6TaSKCDf3BMqHNBvlljUmKk8JjpDz+ph9T0zNfzImePycLUvb eHgN3AkKni0nASXsQ0Be5Zg1NaN+toueZmEDbYQzHt+KeLRHMzibDL1ObgMAUdty061ETITM5AM GGy1XYugSkYkNpg== X-Developer-Key: i=krzysztof.kozlowski@linaro.org; a=openpgp; fpr=9BD07E0E0C51F8D59677B7541B93437D3B41629B Static functions dchan2dev() and chan2dev() are not used, W=3D1 build: dw-edma-core.c:27:16: error: unused function 'dchan2dev' [-Werror,-Wunuse= d-function] dw-edma-core.c:33:16: error: unused function 'chan2dev' [-Werror,-Wunused= -function] Fixes: e63d79d1ffcd ("dmaengine: Add Synopsys eDMA IP core driver") Signed-off-by: Krzysztof Kozlowski --- drivers/dma/dw-edma/dw-edma-core.c | 12 ------------ 1 file changed, 12 deletions(-) diff --git a/drivers/dma/dw-edma/dw-edma-core.c b/drivers/dma/dw-edma/dw-ed= ma-core.c index c2b88cc99e5d2d7c1ea4489d4a8f561ee5f0785d..b43255f914f3395f5d0be438151= d9dd0d52764ff 100644 --- a/drivers/dma/dw-edma/dw-edma-core.c +++ b/drivers/dma/dw-edma/dw-edma-core.c @@ -23,18 +23,6 @@ #include "../dmaengine.h" #include "../virt-dma.h" =20 -static inline -struct device *dchan2dev(struct dma_chan *dchan) -{ - return &dchan->dev->device; -} - -static inline -struct device *chan2dev(struct dw_edma_chan *chan) -{ - return &chan->vc.chan.dev->device; -} - static inline struct dw_edma_desc *vd2dw_edma_desc(struct virt_dma_desc *vd) { --=20 2.45.2 From nobody Mon Feb 9 00:08:57 2026 Received: from mail-ed1-f52.google.com (mail-ed1-f52.google.com [209.85.208.52]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2E64325DB13 for ; Sun, 25 May 2025 19:26:14 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.208.52 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748201177; cv=none; b=prWKoOVSfn/V0Ek1UYXHW0yMqnfztyyMGuisselVHtQV0tHvGDnGuQdq5kWz49EZtpIMHb9Jgqr6ixHb0m9GyGCK7Qcca1IJVipZZ5LlRWD4JwW3S3eDix0iT0vRBiAgJ9vyUwKho/XpKFQ6ImF+Xewn63jVnotiF+k+fgjOGrc= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748201177; c=relaxed/simple; bh=V5AH1+nhHA1LXlQxV222W1Oi2wXG1C/M3RrgcoV+nLo=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; 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Sun, 25 May 2025 12:26:12 -0700 (PDT) From: Krzysztof Kozlowski Date: Sun, 25 May 2025 21:26:02 +0200 Subject: [PATCH 2/5] dmaengine: fsl-dpaa2-qdma: Drop unused mc_enc() Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250525-dma-fixes-v1-2-89d06dac9bcb@linaro.org> References: <20250525-dma-fixes-v1-0-89d06dac9bcb@linaro.org> In-Reply-To: <20250525-dma-fixes-v1-0-89d06dac9bcb@linaro.org> To: Manivannan Sadhasivam , Vinod Koul , Gustavo Pimentel , Frank Li , Rob Herring Cc: dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, Krzysztof Kozlowski X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=998; i=krzysztof.kozlowski@linaro.org; h=from:subject:message-id; bh=V5AH1+nhHA1LXlQxV222W1Oi2wXG1C/M3RrgcoV+nLo=; b=owEBbQKS/ZANAwAKAcE3ZuaGi4PXAcsmYgBoM27OEey0LczVps+OxFOAl856Ds5aHOmo4NuS+ rrXvpmn2x6JAjMEAAEKAB0WIQTd0mIoPREbIztuuKjBN2bmhouD1wUCaDNuzgAKCRDBN2bmhouD 10QVD/4uuQe56wtdCAZhy726ZVOK83OScgqANziTt+S5vXw6wLzt4U/mXopIEylvxlnmy27H6fC b51C9RUACLqYDMK/URZ1KnvZv0FbjCtNWGg1ifY22RcsS/Tql2sWm2vD9JY7YX+yAoSwrCmv8Yb A66KFmiXSDUlZiRpnDfEXoSp+25TyN9Wj1E93v1+9UgHd8sweaWj21+G8baEsdBN2Lm3HYxE58b /VGnRqcU+zik3huqI2HfmQq0gmJq+qOm3Ifif+/47HYefz5xD7WbI6WVp1PaOhF+WbVW+lhnXUg Zv3w1+EovSBzetv00Yyy+UYv/qRKS2+FYLkudclS1/qSYj5lqTPjWmadbZzT8dhv8mJd3K6mV8E N4kdeUrbyMCl/uyMau4ijFt3wYGVULZMEtWZTduF580qHO9ttzSGCzcrIcgG8u7H7gAmoXOJOmi iuuZwrWoYRDC3X1ztHnpWs9MzngJbl68Pzz+RC9ZiKDhzSig2fWfWqOV5iBY41H3783bIAsZnr7 b+FZEqgYhqwOJnVZub3xy2cyaCx9NBeFgxHH6EFDZt+VUZ7I9IaA6+ddegsiZEpvGOM83vDmCZZ uHF3wiOOwo7ZQ2y6BhzHMyilI+GhoO+rKAwOHqaFUJezi4BBdAMPzYIev3/FuZDsIZpgelRdPtx cQACIXQXw5m0KWQ== X-Developer-Key: i=krzysztof.kozlowski@linaro.org; a=openpgp; fpr=9BD07E0E0C51F8D59677B7541B93437D3B41629B Static function mc_enc() is not used, W=3D1 build: dpdmai.c:51:19: error: unused function 'mc_enc' [-Werror,-Wunused-functio= n] Fixes: 26a4d2aedac2 ("dmaengine: fsl-dpaa2-qdma: Remove unused function dpd= mai_create()") Signed-off-by: Krzysztof Kozlowski --- drivers/dma/fsl-dpaa2-qdma/dpdmai.c | 5 ----- 1 file changed, 5 deletions(-) diff --git a/drivers/dma/fsl-dpaa2-qdma/dpdmai.c b/drivers/dma/fsl-dpaa2-qd= ma/dpdmai.c index b4323d243d6de8a1ec77436ce45579914230b9b6..4be81db24a1945fde62d9d7a00b= 9809a65271101 100644 --- a/drivers/dma/fsl-dpaa2-qdma/dpdmai.c +++ b/drivers/dma/fsl-dpaa2-qdma/dpdmai.c @@ -48,11 +48,6 @@ struct dpdmai_cmd_destroy { __le32 dpdmai_id; } __packed; =20 -static inline u64 mc_enc(int lsoffset, int width, u64 val) -{ - return (val & MAKE_UMASK64(width)) << lsoffset; -} - /** * dpdmai_open() - Open a control session for the specified object * @mc_io: Pointer to MC portal's I/O object --=20 2.45.2 From nobody Mon Feb 9 00:08:57 2026 Received: from mail-ej1-f49.google.com (mail-ej1-f49.google.com [209.85.218.49]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 089AC2A1A4 for ; 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Sun, 25 May 2025 12:26:14 -0700 (PDT) Received: from [192.168.1.29] ([178.197.223.125]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-ad52d047738sm1578899866b.19.2025.05.25.12.26.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 25 May 2025 12:26:14 -0700 (PDT) From: Krzysztof Kozlowski Date: Sun, 25 May 2025 21:26:03 +0200 Subject: [PATCH 3/5] dmaengine: qcom: gpi: Drop unused gpi_write_reg_field() Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250525-dma-fixes-v1-3-89d06dac9bcb@linaro.org> References: <20250525-dma-fixes-v1-0-89d06dac9bcb@linaro.org> In-Reply-To: <20250525-dma-fixes-v1-0-89d06dac9bcb@linaro.org> To: Manivannan Sadhasivam , Vinod Koul , Gustavo Pimentel , Frank Li , Rob Herring Cc: dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, Krzysztof Kozlowski X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; 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a=openpgp; fpr=9BD07E0E0C51F8D59677B7541B93437D3B41629B Static function gpi_write_reg_field() is not used, W=3D1 build: gpi.c:573:20: error: unused function 'gpi_write_reg_field' [-Werror,-Wunu= sed-function] Fixes: 5d0c3533a19f ("dmaengine: qcom: Add GPI dma driver") Signed-off-by: Krzysztof Kozlowski --- drivers/dma/qcom/gpi.c | 11 ----------- 1 file changed, 11 deletions(-) diff --git a/drivers/dma/qcom/gpi.c b/drivers/dma/qcom/gpi.c index b1f0001cc99c7066b6d08f53d9381d4fd22588ca..8e87738086b25ac37edbdcd5e23= 7447f3e832e8e 100644 --- a/drivers/dma/qcom/gpi.c +++ b/drivers/dma/qcom/gpi.c @@ -569,17 +569,6 @@ static inline void gpi_write_reg(struct gpii *gpii, vo= id __iomem *addr, u32 val) writel_relaxed(val, addr); } =20 -/* gpi_write_reg_field - write to specific bit field */ -static inline void gpi_write_reg_field(struct gpii *gpii, void __iomem *ad= dr, - u32 mask, u32 shift, u32 val) -{ - u32 tmp =3D gpi_read_reg(gpii, addr); - - tmp &=3D ~mask; - val =3D tmp | ((val << shift) & mask); 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Sun, 25 May 2025 12:26:15 -0700 (PDT) From: Krzysztof Kozlowski Date: Sun, 25 May 2025 21:26:04 +0200 Subject: [PATCH 4/5] dmaengine: fsl-qdma: Add missing fsl_qdma_format kerneldoc Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250525-dma-fixes-v1-4-89d06dac9bcb@linaro.org> References: <20250525-dma-fixes-v1-0-89d06dac9bcb@linaro.org> In-Reply-To: <20250525-dma-fixes-v1-0-89d06dac9bcb@linaro.org> To: Manivannan Sadhasivam , Vinod Koul , Gustavo Pimentel , Frank Li , Rob Herring Cc: dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, Krzysztof Kozlowski X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=1062; i=krzysztof.kozlowski@linaro.org; h=from:subject:message-id; bh=Sm3IbikRxGrXe/Gygal0RcvZGGE5Vm9xAe0Sy1mv/PU=; b=owEBbQKS/ZANAwAKAcE3ZuaGi4PXAcsmYgBoM27QW6O28ENwDMIgLoVAwIdJvteqy1tPicytR BfWmJV0pSqJAjMEAAEKAB0WIQTd0mIoPREbIztuuKjBN2bmhouD1wUCaDNu0AAKCRDBN2bmhouD 17GRD/4v8X01UCwnBhEJ/X49zBCMCGI/MAbmL54jLi2/WSqphrmRNW0Y4KOAyfaP9EuJBniGf73 bjAlg5nd0qIQrAtppNrjr+IKB6U9yrEKuSjCg8/BwmBWQdmHZ+TvsEXkYYr+SSvSo8bCSlS5p+Q UL897us4/f7Zsv3lu7YjLqd0OhGeAwbnncLzAHWoyLzqemX1aWGVSHjz1SBoi3LCWCGWhOGG+RY SSeFxSUJ/tEfpZAqJqsXIcJhjBiJ6pW3WQ/3ZJvbhSjyNwsLPZwOaYFJwmBA28D8EIplIHpMosU O376GQgalZqkfotPw1w8egRPis/R5P64XDrODtY6EEC7YdFCfYQSGO3/HSS68P17DtBGxw8Gc2S Jy40O38OT4v+KyKpMAMDGVud292G1lfseiHQ+yXSDPytfxjR0VC6w73RbwzlKf6GLoLrFCciYJk 6MZji3NotdKEFMeze0mFxCaBL7lg7PA4qFcCOMRGcpIyFF8b8HobyXdOeBt0ghbidlB3DlB9w4q XOhc6Zd9zfTlbtQCmhEFcot/vAVdQ7WOxrQFsVoW+Wqs4jEpOWxy+3VhvHwma/qH9/OieJDuRWF SvB7jB8N9pNR4k/tbBxHj1v1R4ttV8RkYRlx3e1ZhWoje3ylFkjogHxNuS7vcy8k+gXKywoEIaA MK7VdioVfAQsNBw== X-Developer-Key: i=krzysztof.kozlowski@linaro.org; a=openpgp; fpr=9BD07E0E0C51F8D59677B7541B93437D3B41629B Document '__reserved2' and 'cmd' fields of 'struct fsl_qdma_format' to fix W=3D1 warnings: fsl-qdma.c:169 struct member '__reserved2' not described in 'fsl_qdma_for= mat' fsl-qdma.c:169 struct member 'cmd' not described in 'fsl_qdma_format' Signed-off-by: Krzysztof Kozlowski --- drivers/dma/fsl-qdma.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/dma/fsl-qdma.c b/drivers/dma/fsl-qdma.c index 823f5c6bc2e1a5bc5e30ea7175bff31e53ff8744..21e13f1207cbe6e82a45c828b93= edcadf88b52d1 100644 --- a/drivers/dma/fsl-qdma.c +++ b/drivers/dma/fsl-qdma.c @@ -148,6 +148,9 @@ * @__reserved1: Reserved field. * @cfg8b_w1: Compound descriptor command queue origin produced * by qDMA and dynamic debug field. + * @__reserved2: Reserved field. + * @cmd: Command for QDMA (see FSL_QDMA_CMD_RWTTYPE and + * others). * @data: Pointer to the memory 40-bit address, describes DMA * source information and DMA destination information. */ --=20 2.45.2 From nobody Mon Feb 9 00:08:57 2026 Received: from mail-ed1-f44.google.com (mail-ed1-f44.google.com [209.85.208.44]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 325CC2690FB for ; 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a=openpgp; fpr=9BD07E0E0C51F8D59677B7541B93437D3B41629B This was fixed and re-introduced. 'type' is an enum, thus cast of pointer on 64-bit compile test with W=3D1 causes: mmp_tdma.c:644:9: error: cast to smaller integer type 'enum mmp_tdma_type= ' from 'const void *' [-Werror,-Wvoid-pointer-to-enum-cast] Fixes: a67ba97dfb30 ("dmaengine: Use device_get_match_data()") Signed-off-by: Krzysztof Kozlowski --- drivers/dma/mmp_tdma.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/dma/mmp_tdma.c b/drivers/dma/mmp_tdma.c index c8dc504510f1e325017ba4fa5e7aa72b019e3be4..b7fb843c67a6f247395296fc726= f7b6cab7d223f 100644 --- a/drivers/dma/mmp_tdma.c +++ b/drivers/dma/mmp_tdma.c @@ -641,7 +641,7 @@ static int mmp_tdma_probe(struct platform_device *pdev) int chan_num =3D TDMA_CHANNEL_NUM; struct gen_pool *pool =3D NULL; =20 - type =3D (enum mmp_tdma_type)device_get_match_data(&pdev->dev); + type =3D (kernel_ulong_t)device_get_match_data(&pdev->dev); =20 /* always have couple channels */ tdev =3D devm_kzalloc(&pdev->dev, sizeof(*tdev), GFP_KERNEL); --=20 2.45.2