linux-kernel - Re: [PATCH] mmc: dw_mmc: remove repetitive clear interrupt

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Date:	Mon, 25 Jan 2016 13:14:18 +0900
From:	Jaehoon Chung <jh80.chung@...sung.com>
To:	Shawn Lin <shawn.lin@...k-chips.com>,
	Ulf Hansson <ulf.hansson@...aro.org>
Cc:	linux-mmc@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mmc: dw_mmc: remove repetitive clear interrupt

Hi, Shawn.

On 01/25/2016 10:13 AM, Shawn Lin wrote:
> This patch remove repetitive clear interrupt while
> probing dw_mmc.

Could you explain to me more?

Best Regards,
Jaehoon Chung

> 
> Signed-off-by: Shawn Lin <shawn.lin@...k-chips.com>
> ---
> 
>  drivers/mmc/host/dw_mmc.c | 1 -
>  1 file changed, 1 deletion(-)
> 
> diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c
> index 7128351..1991872 100644
> --- a/drivers/mmc/host/dw_mmc.c
> +++ b/drivers/mmc/host/dw_mmc.c
> @@ -3117,7 +3117,6 @@ int dw_mci_probe(struct dw_mci *host)
>  	 * Enable interrupts for command done, data over, data empty,
>  	 * receive ready and error such as transmit, receive timeout, crc error
>  	 */
> -	mci_writel(host, RINTSTS, 0xFFFFFFFF);
>  	mci_writel(host, INTMASK, SDMMC_INT_CMD_DONE | SDMMC_INT_DATA_OVER |
>  		   SDMMC_INT_TXDR | SDMMC_INT_RXDR |
>  		   DW_MCI_ERROR_FLAGS);
>