linux-kernel - Re: [RFC PATCH 14/21] mmc: sdhci-esdhc-imx: remove SDHCI_QUIRK_BROKEN_CARD

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Message-ID: <56A86A7E.6090602@rock-chips.com>
Date:	Wed, 27 Jan 2016 14:58:06 +0800
From:	Shawn Lin <shawn.lin@...k-chips.com>
To:	Haibo Chen <haibo.chen@....com>,
	Ulf Hansson <ulf.hansson@...aro.org>
Cc:	shawn.lin@...k-chips.com,
	"bcm-kernel-feedback-list@...adcom.com" 
	<bcm-kernel-feedback-list@...adcom.com>,
	"linux-rpi-kernel@...ts.infradead.org" 
	<linux-rpi-kernel@...ts.infradead.org>,
	"linux-mmc@...r.kernel.org" <linux-mmc@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Dong Aisheng <aisheng.dong@...escale.com>,
	Haibo Chen <haibo.chen@...escale.com>
Subject: Re: [RFC PATCH 14/21] mmc: sdhci-esdhc-imx: remove
 SDHCI_QUIRK_BROKEN_CARD_DETECTION

On 2016/1/27 14:54, Haibo Chen wrote:
> Hi Shawn,
>
> Comments below.
>

[...]

>>   		return ret;
>>
>>   	if (!IS_ERR_VALUE(mmc_gpio_get_cd(host->mmc)))
>> -		host->quirks &= ~SDHCI_QUIRK_BROKEN_CARD_DETECTION;
>> +		host->mmc->caps &= MMC_CAP_NEEDS_POLL;
>
> You miss ' ~', seems you need to change to:
> host->mmc->caps &=~ MMC_CAP_NEEDS_POLL;
>

Thanks for pointing out. I will fix this for the next version.

>>
>>   	return 0;
>>   }
>> @@ -1064,7 +1063,7 @@ static int sdhci_esdhc_imx_probe_nondt(struct
>> platform_device *pdev,
>>
>>   	case ESDHC_CD_CONTROLLER:
>>   		/* we have a working card_detect back */
>> -		host->quirks &= ~SDHCI_QUIRK_BROKEN_CARD_DETECTION;
>> +		host->mmc->caps &= MMC_CAP_NEEDS_POLL;
>
> The same issue.
>
>>   		break;
>>
>>   	case ESDHC_CD_PERMANENT:
>> @@ -1104,6 +1103,8 @@ static int sdhci_esdhc_imx_probe(struct
>> platform_device *pdev)
>>   	if (IS_ERR(host))
>>   		return PTR_ERR(host);
>>
>> +	host->mmc->caps |= MMC_CAP_NEEDS_POLL;
>> +
>>   	pltfm_host = sdhci_priv(host);
>>
>>   	imx_data = devm_kzalloc(&pdev->dev, sizeof(*imx_data),
>> GFP_KERNEL);
>> --
>> 2.3.7
>>
>
>
>
>


-- 
Best Regards
Shawn Lin