>
> You patch uses (SDHCI_CARD_PRESENT | SDHCI_CARD_CDPL) Does that
> mean SDHCI_CARD_CDPL does work in that case?
> >>> No.
> >>> The SDHCI_CARD_CDPL[bit13] reflect the pin level:
> >>> CDPL: Card detect pin level. This bit reflects the inverse value of
> >>> the
> >> SDHC_CD pin fo
Sent: Tuesday, December 13, 2011 4:01 PM
>>>> To: Huang Changming-R66093
>>>> Cc: linux-mmc@vger.kernel.org
>>>> Subject: Re: [PATCH 2/4] MMC/SD: Add callback function to detect card
>>>>
>>>> On 13/12/11 09:25, Huang Changming-R66093 wrote
> -Original Message-
> From: Adrian Hunter [mailto:adrian.hun...@intel.com]
> Sent: Tuesday, December 13, 2011 4:54 PM
> To: Huang Changming-R66093
> Cc: linux-mmc@vger.kernel.org
> Subject: Re: [PATCH 2/4] MMC/SD: Add callback function to detect card
>
>
w...@vger.kernel.org] On Behalf Of Adrian Hunter
>>>> Sent: Friday, December 09, 2011 6:03 PM
>>>> To: Huang Changming-R66093
>>>> Cc: linux-mmc@vger.kernel.org; Huang Changming-R66093
>>>> Subject: Re: [PATCH 2/4] MMC/SD: Add callback function to detect
> -Original Message-
> From: Adrian Hunter [mailto:adrian.hun...@intel.com]
> Sent: Tuesday, December 13, 2011 4:01 PM
> To: Huang Changming-R66093
> Cc: linux-mmc@vger.kernel.org
> Subject: Re: [PATCH 2/4] MMC/SD: Add callback function to detect card
>
>
ng Changming-R66093
>> Cc: linux-mmc@vger.kernel.org; Huang Changming-R66093
>> Subject: Re: [PATCH 2/4] MMC/SD: Add callback function to detect card
>>
>> On 05/12/11 11:23, r66...@freescale.com wrote:
>>> From: Jerry Huang
>>>
>>> In order to check whethe
bject: Re: [PATCH 2/4] MMC/SD: Add callback function to detect card
>
> On 05/12/11 11:23, r66...@freescale.com wrote:
> > From: Jerry Huang
> >
> > In order to check whether the card has been removed, the function
> > mmc_send_status() will send command CMD13 to card
On 05/12/11 11:23, r66...@freescale.com wrote:
> From: Jerry Huang
>
> In order to check whether the card has been removed, the function
> mmc_send_status() will send command CMD13 to card and ask the card
> to send its status register to sdhc driver, which will generate
> many interrupts repeate
From: Jerry Huang
In order to check whether the card has been removed, the function
mmc_send_status() will send command CMD13 to card and ask the card
to send its status register to sdhc driver, which will generate
many interrupts repeatedly and make the system performance bad.
Therefore, add ca