linux-kernel - Re: [PATCH] memory: mtk-smi: Enable sleep ctrl safety function for MT8195

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Date:   Mon, 7 Feb 2022 11:12:58 +0800
From:   Macpaul Lin <macpaul.lin@...iatek.com>
To:     AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>, <yong.wu@...iatek.com>
CC:     <krzysztof.kozlowski@...onical.com>, <matthias.bgg@...il.com>,
        <linux-mediatek@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH] memory: mtk-smi: Enable sleep ctrl safety function for
 MT8195

On 2/4/22 8:55 PM, AngeloGioacchino Del Regno wrote:
> Enable the sleep ctrl function to wait until all the queued commands
> are executed before suspending the LARBs, like done for MT8186.
> 
> Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
> ---
>   drivers/memory/mtk-smi.c | 3 ++-
>   1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/memory/mtk-smi.c b/drivers/memory/mtk-smi.c
> index c22acd3ddd10..86a3d34f418e 100644
> --- a/drivers/memory/mtk-smi.c
> +++ b/drivers/memory/mtk-smi.c
> @@ -351,7 +351,8 @@ static const struct mtk_smi_larb_gen mtk_smi_larb_mt8192 = {
>   
>   static const struct mtk_smi_larb_gen mtk_smi_larb_mt8195 = {
>   	.config_port                = mtk_smi_larb_config_port_gen2_general,
> -	.flags_general	            = MTK_SMI_FLAG_THRT_UPDATE | MTK_SMI_FLAG_SW_FLAG,
> +	.flags_general	            = MTK_SMI_FLAG_THRT_UPDATE | MTK_SMI_FLAG_SW_FLAG |
> +				      MTK_SMI_FLAG_SLEEP_CTL,
>   	.ostd		            = mtk_smi_larb_mt8195_ostd,
>   };
>   
> 

Reviewed-by: Macpaul Lin <macpaul.lin@...iatek.com>

Regards,
Macpaul Lin