From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pj1-f53.google.com (mail-pj1-f53.google.com [209.85.216.53]) (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 9367B379990 for ; Wed, 10 Jun 2026 06:57:56 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.216.53 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781074677; cv=none; b=V1O/NAThiAiYfvk6iTzpV73NvxhZJbOeTvlVFrym0QwGB8LGLsNt20eJVlBFSR4c5lGsN1T1qroCOIjgCB2WAYG9w1jbohLQYUCRoGFzeM++UgHY/Zy3vnI5pd0/LAEGEFqtfrZ/JqdvYvXt93YvRX4JoS7ZKpgF6hcdAMS2Hw0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781074677; c=relaxed/simple; bh=XPasFKQoOQW2lVcbur63QZKo458ocN2WyfH+Oe46Low=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=Rs5Hy5sh16vDAQaADQCEFpNmb5SRlsdUvGlXDppiKoVhfEydCB1N2SZVzsLHZXhGhQ1YZugX36usY1dyutpVw7HOH95tX7zuj2S5BsVT3QzJ7tKn5JtVwjIo3jVQZv54rk4mwP7hZ9yAHEME9jiu8mU9X74T1lx1lAKXcnAW0p0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=jfyl3fcB; arc=none smtp.client-ip=209.85.216.53 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="jfyl3fcB" Received: by mail-pj1-f53.google.com with SMTP id 98e67ed59e1d1-36dd65b95f2so4596668a91.0 for ; Tue, 09 Jun 2026 23:57:56 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1781074676; x=1781679476; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=ENvUm23XMLkz5oIr/wZKCTGNs7jFOmIpUgctCJWrqYs=; b=jfyl3fcB0K2tJe7hlsJd0FZRRuYu9+M7a20rLNIiOmWdOJl5ZLQ8RDO9tXSHC0X9Eh mQJVoZwOg2RP/8StJnVnzD+uDB6Tzx0rYT5Qg/uOKeINTraQaD3nIYM1889nAiUw0/WG MfZp50xTpXy8KzK25jofV6l2wDdpWcLTbqV7z9wIVpCm131i54yGdmDQNAugbC0l1NYK tds/VWUTj7Hl9JUz27oXXEFkvDLSMyFDKqpvXYWC2Cb32Nbojdj4C5ZuFYGvPuPR/ItQ ebL+KslOypqjiMxd0i0dzoF5RfBG4yioLv5PHiR6Twsain7OMrkEubdKlQz9HWabBPaj x71Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1781074676; x=1781679476; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-gg:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=ENvUm23XMLkz5oIr/wZKCTGNs7jFOmIpUgctCJWrqYs=; b=IsS9Ki3Z+3e1a/cZeXib6RJw8KGmpKPngjyiWXlsXvoUb08k3Jn1XFX0Kvf4k7qPI8 09xmTEAjizKLrjMIlWNtAEzcidbBxvK6OvhshjxLUZ1CaN/rUnmfXZMtYjuNZFN3GR5d 44WhdrYdZ3zQU+QTBVdaPjgjiYTmFmOwtKvlVofeUR1U14c9LWIZpsZZpgh+IATzJ9RH ZgGO3d+Jk1YSIGwxcw+shJfRWBBcpAHu5Xh/Sv6S4/xi6ezWqBe4MFu7FQzU/CKX4gjb YjbpDpe0WXiR6oW4f07e7+ZEdzm/u6vrWz4vkTOwjbPUBrtWc66KJfIl7wNTWW31v3wH 8fbQ== X-Gm-Message-State: AOJu0YwHlwnOZMAp11mvkh1vL6hta4T+mTLtFj27XDDcvinD8m21A7MC Nxcf0Pyc7/i66YHn/bMy1ATflREVUjAxWqsXSVESu7BHCsdYw0fF891CCFTmqvCi X-Gm-Gg: Acq92OGVQpyICTvtp3hz7XWgCv/kwm9uvSuShgIdS6qT28OO3Y2+yM+uy+CqNO4YbMP vgGvXyINQREGjocmwl/p4FCRT+nukAAq4WDjgsr04LYRMBksWUtd4rCy30DPSOKGS3anWT4XagC eGPoZaRzttqIRgXHXlZGyWYO/PFX4zvGIxK01rDVbDOYkwkSclF5NVJLSL5mFHl481uWHQn+5Fw JRITsgcgJcmqCwjWRTCIxYNNQAqgHVG/r2R99R4woQjEfFwxeyB6OBzVQfN0u1fefF8vZJckYNp kkV0NXLUKaUb4X/0YroSwrxF5GJn5OvmF7sa9i0yDX7ES9FA8wwDWqeXAfKRxjt2KGvi2c32oEu YY97LHyFcLB0N7oD8WOEFJe1xBqzT/909aycN5BAFkAQYAa+zCg2U6ZBc5vRToAYUPa5h8J54zW XOGszFX+7ahSio7q4SMh4586g1tV8XhRWHl8lWj/NqVhK7aogXvxG1hoHakQQ5Yx5MfLbUFtMPw MflG6tjfUhYXY48agpC6aSFN7vipbLyHc7BjS6glUeseA== X-Received: by 2002:a17:90b:3f8b:b0:36b:9798:4f68 with SMTP id 98e67ed59e1d1-371323bae16mr18962153a91.9.1781074675740; Tue, 09 Jun 2026 23:57:55 -0700 (PDT) Received: from ryzen ([2601:644:8000:5b5d:7285:c2ff:fe45:8a32]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-36f6bf830b2sm20064781a91.4.2026.06.09.23.57.54 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 09 Jun 2026 23:57:55 -0700 (PDT) From: Rosen Penev To: dmaengine@vger.kernel.org Cc: Vinod Koul , Frank Li , linux-kernel@vger.kernel.org (open list) Subject: [PATCH 0/3] dma: mv_xor: convert to devm resource management Date: Tue, 9 Jun 2026 23:57:34 -0700 Message-ID: <20260610065737.118211-1-rosenp@gmail.com> X-Mailer: git-send-email 2.54.0 Precedence: bulk X-Mailing-List: dmaengine@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Convert the mv_xor driver to use managed device resources (devm) to simplify error handling and removal paths. Patch 1 replaces the open-coded clock acquire/enable/disable/put with devm_clk_get_optional_enabled, eliminating manual clock cleanup in the probe error path. Patch 2 adds the missing platform remove callback so that channels, DMA devices, and IRQs are properly cleaned up on driver unbind. Patch 3 converts DMA pool allocation and IRQ requests to their devm counterparts, allowing removal of the err_free_irq and err_free_dma error labels. Rosen Penev (3): dma: mv_xor: use devm_clk_get_optional_enabled dma: mv_xor: add missing platform remove function dma: mv_xor: use devm for dma pool and irq drivers/dma/mv_xor.c | 51 +++++++++++++++++++++----------------------- 1 file changed, 24 insertions(+), 27 deletions(-) -- 2.54.0