linux-kernel - Re: [PATCH 5/7] dma: fsl-edma: Move error handler out of header file

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Message-ID: <aSSDfNQjWRSMBWqm@lizhi-Precision-Tower-5810>
Date: Mon, 24 Nov 2025 11:10:36 -0500
From: Frank Li <Frank.li@....com>
To: Jean-Michel Hautbois <jeanmichel.hautbois@...eli.org>
Cc: Vinod Koul <vkoul@...nel.org>, Greg Ungerer <gerg@...ux-m68k.org>,
	imx@...ts.linux.dev, dmaengine@...r.kernel.org,
	linux-m68k@...ts.linux-m68k.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 5/7] dma: fsl-edma: Move error handler out of header file

On Mon, Nov 24, 2025 at 01:50:26PM +0100, Jean-Michel Hautbois wrote:
> Move fsl_edma_err_chan_handler from an inline function in the header
> to a proper function in fsl-edma-common.c. This prepares for MCF
> ColdFire eDMA support where the error handler needs to be called from
> the MCF-specific error interrupt handler.
>
> No functional change for existing users.
>
> Signed-off-by: Jean-Michel Hautbois <jeanmichel.hautbois@...eli.org>
> ---

Reviewed-by: Frank Li <Frank.Li@....com>

>  drivers/dma/fsl-edma-common.c | 5 +++++
>  drivers/dma/fsl-edma-common.h | 6 +-----
>  2 files changed, 6 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/dma/fsl-edma-common.c b/drivers/dma/fsl-edma-common.c
> index db36a6aafc910364d75ce6c5d334fd19d2120b6b..40ac6a7d8480b9ed2c6a2bdec59b4fda5fcb6271 100644
> --- a/drivers/dma/fsl-edma-common.c
> +++ b/drivers/dma/fsl-edma-common.c
> @@ -44,6 +44,11 @@
>  #define EDMA64_ERRH		0x28
>  #define EDMA64_ERRL		0x2c
>
> +void fsl_edma_err_chan_handler(struct fsl_edma_chan *fsl_chan)
> +{
> +	fsl_chan->status = DMA_ERROR;
> +}
> +
>  void fsl_edma_tx_chan_handler(struct fsl_edma_chan *fsl_chan)
>  {
>  	spin_lock(&fsl_chan->vchan.lock);
> diff --git a/drivers/dma/fsl-edma-common.h b/drivers/dma/fsl-edma-common.h
> index 4c86f2f39c1db9a812245fe85755ec8d1169c44c..64b537527291795964a77a9021192a39756b6987 100644
> --- a/drivers/dma/fsl-edma-common.h
> +++ b/drivers/dma/fsl-edma-common.h
> @@ -478,11 +478,7 @@ static inline struct fsl_edma_desc *to_fsl_edma_desc(struct virt_dma_desc *vd)
>  	return container_of(vd, struct fsl_edma_desc, vdesc);
>  }
>
> -static inline void fsl_edma_err_chan_handler(struct fsl_edma_chan *fsl_chan)
> -{
> -	fsl_chan->status = DMA_ERROR;
> -}
> -
> +void fsl_edma_err_chan_handler(struct fsl_edma_chan *fsl_chan);
>  void fsl_edma_tx_chan_handler(struct fsl_edma_chan *fsl_chan);
>  void fsl_edma_disable_request(struct fsl_edma_chan *fsl_chan);
>  void fsl_edma_chan_mux(struct fsl_edma_chan *fsl_chan,
>
> --
> 2.39.5
>