linux-kernel - Re: [PATCH] mmc: host: mtk-sd: enable recheck_sdio

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Date:   Tue, 27 Oct 2020 11:19:19 +0100
From:   Matthias Brugger <matthias.bgg@...il.com>
To:     Fabien Parent <fparent@...libre.com>, linux-kernel@...r.kernel.org,
        linux-mediatek@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org, linux-mmc@...r.kernel.org
Cc:     ulf.hansson@...aro.org, chaotian.jing@...iatek.com
Subject: Re: [PATCH] mmc: host: mtk-sd: enable recheck_sdio_irq for MT8516 SoC



On 23/10/2020 14:29, Fabien Parent wrote:
> MT8516 SoC suffers from sometimes losing SDIO IRQs, this makes SDIO
> devices sometimes unstable. Make use of the new property
> recheck_sdio_irq to fix the SDIO stability issues on MT8516.
> 
> Signed-off-by: Fabien Parent <fparent@...libre.com>

Reviewed-by: Matthias Brugger <matthias.bgg@...il.com>

> ---
>   drivers/mmc/host/mtk-sd.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/mmc/host/mtk-sd.c b/drivers/mmc/host/mtk-sd.c
> index a704745e5882..3dc102eefe49 100644
> --- a/drivers/mmc/host/mtk-sd.c
> +++ b/drivers/mmc/host/mtk-sd.c
> @@ -524,7 +524,7 @@ static const struct mtk_mmc_compatible mt7622_compat = {
>   
>   static const struct mtk_mmc_compatible mt8516_compat = {
>   	.clk_div_bits = 12,
> -	.recheck_sdio_irq = false,
> +	.recheck_sdio_irq = true,
>   	.hs400_tune = false,
>   	.pad_tune_reg = MSDC_PAD_TUNE0,
>   	.async_fifo = true,
>