Re: [PATCH v4 1/2] dmaengine: fsl-edma: clean up unused "fsl,imx8qm-adma" compatible string

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On Wed, Apr 17, 2024 at 11:26:41AM +0800, Joy Zou wrote:
> The eDMA hardware issue only exist imx8QM A0. A0 never mass production.
> So remove the workaround safely.
> 
> Signed-off-by: Joy Zou <joy.zou@xxxxxxx>
> ---
> Changes for v4:
> 1.change the subject to keep consistent with the patchset.
> 
> Changes for v2:
> 1. Change the subject.
> ---
>  drivers/dma/fsl-edma-common.c | 16 ++++------------
>  drivers/dma/fsl-edma-main.c   |  8 --------
>  2 files changed, 4 insertions(+), 20 deletions(-)
> 
> diff --git a/drivers/dma/fsl-edma-common.c b/drivers/dma/fsl-edma-common.c
> index f9144b015439..ed93e01282d5 100644
> --- a/drivers/dma/fsl-edma-common.c
> +++ b/drivers/dma/fsl-edma-common.c
> @@ -75,18 +75,10 @@ static void fsl_edma3_enable_request(struct fsl_edma_chan *fsl_chan)
>  
>  	flags = fsl_edma_drvflags(fsl_chan);
>  	val = edma_readl_chreg(fsl_chan, ch_sbr);
> -	/* Remote/local swapped wrongly on iMX8 QM Audio edma */
> -	if (flags & FSL_EDMA_DRV_QUIRK_SWAPPED) {

You forget remove FSL_EDMA_DRV_QUIRK_SWAPPED in fsl-edma-common.h

Frank

> -		if (!fsl_chan->is_rxchan)
> -			val |= EDMA_V3_CH_SBR_RD;
> -		else
> -			val |= EDMA_V3_CH_SBR_WR;
> -	} else {
> -		if (fsl_chan->is_rxchan)
> -			val |= EDMA_V3_CH_SBR_RD;
> -		else
> -			val |= EDMA_V3_CH_SBR_WR;
> -	}
> +	if (fsl_chan->is_rxchan)
> +		val |= EDMA_V3_CH_SBR_RD;
> +	else
> +		val |= EDMA_V3_CH_SBR_WR;
>  
>  	if (fsl_chan->is_remote)
>  		val &= ~(EDMA_V3_CH_SBR_RD | EDMA_V3_CH_SBR_WR);
> diff --git a/drivers/dma/fsl-edma-main.c b/drivers/dma/fsl-edma-main.c
> index 755a3dc3b0a7..b06fa147d6ba 100644
> --- a/drivers/dma/fsl-edma-main.c
> +++ b/drivers/dma/fsl-edma-main.c
> @@ -349,13 +349,6 @@ static struct fsl_edma_drvdata imx8qm_data = {
>  	.setup_irq = fsl_edma3_irq_init,
>  };
>  
> -static struct fsl_edma_drvdata imx8qm_audio_data = {
> -	.flags = FSL_EDMA_DRV_QUIRK_SWAPPED | FSL_EDMA_DRV_HAS_PD | FSL_EDMA_DRV_EDMA3,
> -	.chreg_space_sz = 0x10000,
> -	.chreg_off = 0x10000,
> -	.setup_irq = fsl_edma3_irq_init,
> -};
> -
>  static struct fsl_edma_drvdata imx8ulp_data = {
>  	.flags = FSL_EDMA_DRV_HAS_CHMUX | FSL_EDMA_DRV_HAS_CHCLK | FSL_EDMA_DRV_HAS_DMACLK |
>  		 FSL_EDMA_DRV_EDMA3,
> @@ -397,7 +390,6 @@ static const struct of_device_id fsl_edma_dt_ids[] = {
>  	{ .compatible = "fsl,ls1028a-edma", .data = &ls1028a_data},
>  	{ .compatible = "fsl,imx7ulp-edma", .data = &imx7ulp_data},
>  	{ .compatible = "fsl,imx8qm-edma", .data = &imx8qm_data},
> -	{ .compatible = "fsl,imx8qm-adma", .data = &imx8qm_audio_data},
>  	{ .compatible = "fsl,imx8ulp-edma", .data = &imx8ulp_data},
>  	{ .compatible = "fsl,imx93-edma3", .data = &imx93_data3},
>  	{ .compatible = "fsl,imx93-edma4", .data = &imx93_data4},
> -- 
> 2.37.1
> 




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