From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pf1-f178.google.com (mail-pf1-f178.google.com [209.85.210.178]) (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 4DE4334CFAB for ; Thu, 16 Jul 2026 20:29:53 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.178 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784233794; cv=none; b=nxtAsHBmT/LLt1ID/lJSnBP7YDpX6AdAmIYYspkk+cu0jI4+z4BFtyNBd57qk6i8jfQfatwhTk3IHfasS/f66uINMAbcvhYji64fPG+VLOG1vI/vhpM2gKbXPByz7c+LZ+5n0PyQfvNpucrAcFRAqArd3TDjtOB1hJPVyfk3ak4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784233794; c=relaxed/simple; bh=dkVGwu4vEDLeWwTYlZZmsYVQJ5jzFTbSfPYoCEcHEUg=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=aTnCkxZIN3clFDpFzvPQG9hnZzPTMcQBjwkh1M5ZHEs2setlK98kZt4Wdk9hCFU92v2kD+uDsmIHKBYP3Lt9tUgSlP6kb603ID4T6kd8/kAX4JgBuAFVUXWX3+wDnW6yr8R/VF7KrQIy/tikXJ7D3nrsUUrZJWqwdTJ5I2fFxyM= 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=oQLi0YpC; arc=none smtp.client-ip=209.85.210.178 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="oQLi0YpC" Received: by mail-pf1-f178.google.com with SMTP id d2e1a72fcca58-84862b0d5aeso7828383b3a.2 for ; Thu, 16 Jul 2026 13:29:53 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1784233793; x=1784838593; 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:content-type; bh=8n/qihM1wH8ZL18Ajd3REpJyisiDchT34om9j3flBi4=; b=oQLi0YpCHQdnOsoL3T/bPpBYwLjd9IDPQk2UoPE2MuSlnNxA2XQ/bkRuCNCvnvH99i gmH4LgUirdlflBOsKJGvTczrYsqz0v+v96Lp/5PyNNT6w6kkXChUE1XEl8lzesHo6rvf OmwU490VeB5GiL5UwOFm2peHsDkHWDCaBbjdWP/GQAtYKo43SCrOk0YkNv6zm3fOc7dd 5hjzfFitLs95Z2nF/5uvSWk74Yv/wC7gcV7s6+NwuSWmMphEKJ/o3oFAWJnm4YE943QC CUZ4ST0l+29BOoaV1wSeXGYT/+NrFdbH+jsIu2VQxr05pfCrYYD/sERsbfkmfJqRcyNZ 9uLA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1784233793; x=1784838593; 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:content-type; bh=8n/qihM1wH8ZL18Ajd3REpJyisiDchT34om9j3flBi4=; b=AfeRfjJAcuTy25mM1XHONA1+XgAoSZ6xCZYKMZq+NHMCPhuNauiF06DWRz8XWdwmXx FPBzs6VVPMwgd271GXqCHZazncvsl+pLjlVlE2131NrDTUbOOFbfsRtLnP/J/zUKozoV FMPMGG8L9NXFXTuJQY2PwFDMHrhUiIyUv3D5jPDZ4dB+rgXuOXoo7FeFqyO4qxo987g2 IseCw8pqxILyZ8AKLsPmmEE0KfOiB0cUdVULh+SD3gY4h62P/OM7mro3Kn74buOQNjOR 5/D5K30c1zZ44INCi8TFhPe1ww8qhS/YF7T1EdgrYGoOKrazvWMVzJJ18aZyS55RmR7P Zetw== X-Forwarded-Encrypted: i=1; AHgh+RrFSefaA4v1OygN21gEux+Mc+nrOiP3gT0t4BdKVaaa+oXrKpZOVZ+3jx2EjmM6PIifyKDjCDIvp13oers=@vger.kernel.org X-Gm-Message-State: AOJu0Yy0StjCwMyu4U1YLrvyb2T8dk8eGToF2Ke+5jnTJcmyW3YAb+J3 sbN8jwT+B7rgKqjjKamJUvwuCUDeYyd3EpuOw4MYwFD4tBvj9Nn/8RLvyHEU1A== X-Gm-Gg: AfdE7clA7zNxqliFt2AqutZsW+eCMFqAWmgBa8Whil6JiuR9trFCfaIZEs25jrH79wz s/RjDi7wUzJTSrF0Pr/tSKAOOlpLkApXoKdi6dou1ngoB6dHihel3vBIAeJPnlZi3TOiwzW7u34 LkTFj6eD4tiMvmkzKjhvI8syUwct5CQ6FTjgsnUj+mF13iQ+GJ41Sb4cnBCtnkTrzey1DblgU6t o4GfOp0ND+8UF6CNDyRm1PtALPWGcSJp/3SijQiANLbh4Fv0TZ7DEwaBXv++CdNjSHwiz0Mko+v lvTbVaPXM3BwrSh/9CUgijUmXK8ihNIp4Q4HjEFuAhbf17IH9Lo85nPZvXrgTNyHcQuPsqRmDCG Ya0Pi2sw4krV9kEIMbI2wq7d7eyhjJvaWkh+lghzxik+uN/gvusdamLUBOs3svbIGTAuTnmPIu3 Xd3weQ58+l+MlK1FP1KfX4DHjxjKJPkzcsRwdFbAh3/8j2sWITD24Pg1RViOrSbU+tlEb+TjDFD iWNWVbD4RIY6RIc17szAF2kVsYR2T/rvHIqs6QZdlQVxBBd99TLsrE= X-Received: by 2002:a05:6a00:460e:b0:845:363e:12d9 with SMTP id d2e1a72fcca58-84a554f93damr12435719b3a.3.1784233792515; Thu, 16 Jul 2026 13:29:52 -0700 (PDT) Received: from ryzen.lan ([2601:644:8000:7a86::e35]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-84a4f26f703sm5536776b3a.17.2026.07.16.13.29.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 16 Jul 2026 13:29:50 -0700 (PDT) From: Rosen Penev To: dmaengine@vger.kernel.org Cc: Vinod Koul , Frank Li , linux-kernel@vger.kernel.org (open list) Subject: [PATCHv2 0/4] dma: fsl_raid: fix sparse warnings and simplify probing Date: Thu, 16 Jul 2026 13:29:45 -0700 Message-ID: <20260716202949.677290-1-rosenp@gmail.com> X-Mailer: git-send-email 2.55.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit This series cleans up the fsl_raid driver to address issues reported by sparse and to simplify its MMIO handling. Patch 1 fixes the endianness of in-memory descriptor stores. The descriptor structs are handed to the device as big-endian, but the driver stored CPU-endian values directly, which is both incorrect and flagged by sparse as a base-type mismatch. The stores are wrapped in cpu_to_be32() and the final-frame bit is now passed as an argument rather than read-modify-written. Patch 2 keeps the MMIO bases (re_regs and jrregs) as void __iomem * instead of typed register struct pointers, eliminating "different address spaces" sparse warnings on every register access. Each accessor derives a local __iomem-qualified typed pointer. Patch 3 replaces the open-coded platform_get_resource() + devm_ioremap() sequence with devm_platform_ioremap_resource(). v2: split up first patch and simplify __iomem patch. Rosen Penev (4): dma: fsl_raid: convert descriptor stores to big-endian dma: fsl_raid: set final bit via fill_cfd_frame() argument dma: fsl_raid: keep MMIO bases as void __iomem and cast at access dma: fsl_raid: use devm_platform_ioremap_resource drivers/dma/fsl_raid.c | 58 ++++++++++++++++++++---------------------- drivers/dma/fsl_raid.h | 4 +-- 2 files changed, 30 insertions(+), 32 deletions(-) -- 2.55.0