[PATCH 00/26] dmaengine: Remove redundant error messages on IRQ request failure

[Wolfram Sang]

On Thu, Jul 09, 2026 at 09:58:04PM +0800, Pan Chuang wrote:
> Commit 55b48e23f5c4b6f5ca9b7ab09599b17dcf501c10 ("genirq/devres: Add
> error handling in devm_request_*_irq()") added automatic error logging
> to devm_request_threaded_irq() and devm_request_any_context_irq() via
> the new devm_request_result() helper. The helper prints device name,
> IRQ number, handler functions, and error code on failure.
> 
> Since devm_request_irq() is a static inline wrapper around
> devm_request_threaded_irq(), it also benefits from this automatic
> logging.
> 
> This series removes the now-redundant dev_err() and dev_err_probe() calls
> in dmaengine drivers that follow these devm_request_*_irq() functions,
> as the core now provides more detailed diagnostic information on failure.
> 
> Pan Chuang (26):
>   dmaengine: fsl-edma-main: Remove redundant dev_err()/dev_err_probe()
>   dmaengine: fsl-qdma: Remove redundant dev_err()/dev_err_probe()
>   dmaengine: loongson-loongson1-apb-dma: Remove redundant
>     dev_err()/dev_err_probe()
>   dmaengine: mediatek-mtk-cqdma: Remove redundant
>     dev_err()/dev_err_probe()
>   dmaengine: mediatek-mtk-hsdma: Remove redundant
>     dev_err()/dev_err_probe()
>   dmaengine: mmp_pdma: Remove redundant dev_err()/dev_err_probe()
>   dmaengine: moxart-dma: Remove redundant dev_err()/dev_err_probe()
>   dmaengine: owl-dma: Remove redundant dev_err()/dev_err_probe()
>   dmaengine: pxa_dma: Remove redundant dev_err()/dev_err_probe()
>   dmaengine: qcom-gpi: Remove redundant dev_err()/dev_err_probe()
>   dmaengine: sf-pdma-sf-pdma: Remove redundant dev_err()/dev_err_probe()
>   dmaengine: sh-rcar-dmac: Remove redundant dev_err()/dev_err_probe()
>   dmaengine: sh-rz-dmac: Remove redundant dev_err()/dev_err_probe()
>   dmaengine: sh-shdmac: Remove redundant dev_err()/dev_err_probe()
>   dmaengine: sh-usb-dmac: Remove redundant dev_err()/dev_err_probe()
>   dmaengine: sprd-dma: Remove redundant dev_err()/dev_err_probe()
>   dmaengine: st_fdma: Remove redundant dev_err()/dev_err_probe()
>   dmaengine: stm32-stm32-dma: Remove redundant dev_err()/dev_err_probe()
>   dmaengine: stm32-stm32-dma3: Remove redundant
>     dev_err()/dev_err_probe()
>   dmaengine: stm32-stm32-mdma: Remove redundant
>     dev_err()/dev_err_probe()
>   dmaengine: sun4i-dma: Remove redundant dev_err()/dev_err_probe()
>   dmaengine: sun6i-dma: Remove redundant dev_err()/dev_err_probe()
>   dmaengine: tegra20-apb-dma: Remove redundant dev_err()/dev_err_probe()
>   dmaengine: ti-edma: Remove redundant dev_err()/dev_err_probe()
>   dmaengine: uniphier-xdmac: Remove redundant dev_err()/dev_err_probe()
>   dmaengine: xgene-dma: Remove redundant dev_err()/dev_err_probe()

One patch per subsystem for such trivial changes, please.