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Sun, 15 Sep 2019 00:00:35 -0700 (PDT) From: Satendra Singh Thakur To: dan.j.williams@intel.com, vkoul@kernel.org, jun.nie@linaro.org, shawnguo@kernel.org, agross@kernel.org, sean.wang@mediatek.com, matthias.bgg@gmail.com, maxime.ripard@bootlin.com, wens@csie.org, lars@metafoo.de, afaerber@suse.de, manivannan.sadhasivam@linaro.org Subject: [PATCH 0/9] added helper macros to remove duplicate code from probe functions of the platform drivers Date: Sun, 15 Sep 2019 12:30:03 +0530 Message-Id: <20190915070003.21260-1-sst2005@gmail.com> X-Mailer: git-send-email 2.17.1 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190915_000041_924140_795E72C3 X-CRM114-Status: UNSURE ( 7.25 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, satendrasingh.thakur@hcl.com, dmaengine@vger.kernel.org, Satendra Singh Thakur , linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org 1. For most of the platform drivers's probe include following steps -memory allocation for driver's private structure -getting io resources -io remapping resources -getting irq number -registering irq -setting driver's private data -getting clock -preparing and enabling clock 2. We have defined a set of macros to combine some or all of the above mentioned steps. This will remove redundant/duplicate code in drivers' probe functions of platform drivers. devm_platform_probe_helper(pdev, priv, clk_name); devm_platform_probe_helper_clk(pdev, priv, clk_name); devm_platform_probe_helper_irq(pdev, priv, clk_name, irq_hndlr, irq_flags, irq_name, irq_devid); devm_platform_probe_helper_all(pdev, priv, clk_name, irq_hndlr, irq_flags, irq_name, irq_devid); devm_platform_probe_helper_all_data(pdev, priv, clk_name, irq_hndlr, irq_flags, irq_name, irq_devid); 3. Code is made devres compatible (wherever required) The functions: clk_get, request_irq, kzalloc, platform_get_resource are replaced with their devm_* counterparts. 4. Few bugs are also fixed. Satendra Singh Thakur (9): probe/dma : added helper macros to remove redundant/duplicate code from probe functions of the dma controller drivers probe/dma/jz4740: removed redundant code from jz4740 dma controller's probe function probe/dma/zx: removed redundant code from zx dma controller's probe function probe/dma/qcom-bam: removed redundant code from qcom bam dma controller's probe function probe/dma/mtk-hs: removed redundant code from mediatek hs dma controller's probe function probe/dma/sun6i: removed redundant code from sun6i dma controller's probe function probe/dma/sun4i: removed redundant code from sun4i dma controller's probe function probe/dma/axi: removed redundant code from axi dma controller's probe function probe/dma/owl: removed redundant code from owl dma controller's probe function drivers/dma/dma-axi-dmac.c | 28 ++--- drivers/dma/dma-jz4740.c | 33 +++--- drivers/dma/mediatek/mtk-hsdma.c | 38 +++---- drivers/dma/owl-dma.c | 29 ++--- drivers/dma/qcom/bam_dma.c | 71 +++++------- drivers/dma/sun4i-dma.c | 30 ++---- drivers/dma/sun6i-dma.c | 30 ++---- drivers/dma/zx_dma.c | 35 ++---- include/linux/probe-helper.h | 179 +++++++++++++++++++++++++++++++ 9 files changed, 280 insertions(+), 193 deletions(-) create mode 100644 include/linux/probe-helper.h -- 2.17.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel