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Wed, 10 Jun 2026 20:53:03 -0700 (PDT) Received: from ryzen ([2601:644:8000:5b5d:7285:c2ff:fe45:8a32]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-377522a188asm910131a91.3.2026.06.10.20.53.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 10 Jun 2026 20:53:03 -0700 (PDT) From: Rosen Penev To: dmaengine@vger.kernel.org Cc: Vinod Koul , Frank Li , Zhang Wei , Nathan Chancellor , Nick Desaulniers , Bill Wendling , Justin Stitt , linux-kernel@vger.kernel.org (open list), linuxppc-dev@lists.ozlabs.org (open list:FREESCALE DMA DRIVER), llvm@lists.linux.dev (open list:CLANG/LLVM BUILD SUPPORT:Keyword:\b(?i:clang|llvm)\b) Subject: [PATCHv4 00/15] dmaengine: fsldma: devm conversion, fixups, and cleanups Date: Wed, 10 Jun 2026 20:52:30 -0700 Message-ID: <20260611035245.13439-1-rosenp@gmail.com> X-Mailer: git-send-email 2.54.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit - Kill the channel tasklet before removal to prevent a race with the IRQ handler. - Check the return value of dma_async_device_register() instead of silently returning success. - Replace the powerpc-specific I/O accessors with portable generic ones so the driver can be built on non-powerpc architectures. Build-tested with LLVM=1 ARCH=powerpc allmodconfig v4: address review comments v3: even more sashiko fixes v2: add extra fixes to satisfy sashiko Rosen Penev (15): dmaengine: fsldma: kill tasklet before removing channel dmaengine: fsldma: drop desc_lock before invoking client callback dmaengine: fsldma: halt DMA engine before freeing resources dmaengine: fsldma: provide device_release callback dmaengine: fsldma: check dma_async_device_register() return value dmaengine: fsldma: fix probe error path not freeing IRQs dmaengine: fsldma: fix request_irqs unwind freeing unregistered IRQ dmaengine: fsldma: convert to platform_get_irq_optional() dmaengine: fsldma: use devm_kzalloc() to simplify code dmaengine: fsldma: use devm_platform_ioremap_resource() dmaengine: fsldma: convert channel allocation to devm_kzalloc() dmaengine: fsldma: use devm_of_iomap() to simplify code dmaengine: fsldma: replace irq_of_parse_and_map with of_irq_get dmaengine: fsldma: replace ppc-specific accessors with portable generic ones dmaengine: fsldma: fix kernel-doc param names to match function signatures drivers/dma/Kconfig | 2 +- drivers/dma/fsldma.c | 258 ++++++++++++++++++++++--------------------- drivers/dma/fsldma.h | 35 +++++- 3 files changed, 168 insertions(+), 127 deletions(-) -- 2.54.0