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From: Yusuke Goda <yusuke.goda.sx@renesas.com>
To: Arnd Hannemann <arnd@arndnet.de>
Cc: ian@mnementh.co.uk, sameo@linux.intel.com,
	linux-mmc@vger.kernel.org, linux-sh@vger.kernel.org
Subject: Re: [PATCH 3/4] sh_mmcif: Allow the platform to specify own get_cd handler
Date: Thu, 26 Aug 2010 13:59:25 +0900	[thread overview]
Message-ID: <4C75F4AD.1070804@renesas.com> (raw)
In-Reply-To: <1282663622-20564-4-git-send-email-arnd@arndnet.de>

Hi Arnd

Thanks, your patches!

Arnd Hannemann wrote:
> In some platforms (e.g. AP4EVB) the card detect pin of a slot is not directly
> connected to the sh_mmcif controller, so that polling needs to be used. To
> overcome the overhead induced by querying the controller on each poll cycle,
> card detection can be handled in the platform code more efficiently.
> This patch exposes a get_cd hook for that purpose.
> 
> Signed-off-by: Arnd Hannemann <arnd@arndnet.de>

I confirmed normal operation in the following environment.
 - AP4EVB board
 - CN7 (MMCIF)

Tested-by: Yusuke Goda <yusuke.goda.sx@renesas.com>


WARNING: multiple messages have this Message-ID (diff)
From: Yusuke Goda <yusuke.goda.sx@renesas.com>
To: Arnd Hannemann <arnd@arndnet.de>
Cc: ian@mnementh.co.uk, sameo@linux.intel.com,
	linux-mmc@vger.kernel.org, linux-sh@vger.kernel.org
Subject: Re: [PATCH 3/4] sh_mmcif: Allow the platform to specify own get_cd
Date: Thu, 26 Aug 2010 04:59:25 +0000	[thread overview]
Message-ID: <4C75F4AD.1070804@renesas.com> (raw)
In-Reply-To: <1282663622-20564-4-git-send-email-arnd@arndnet.de>

Hi Arnd

Thanks, your patches!

Arnd Hannemann wrote:
> In some platforms (e.g. AP4EVB) the card detect pin of a slot is not directly
> connected to the sh_mmcif controller, so that polling needs to be used. To
> overcome the overhead induced by querying the controller on each poll cycle,
> card detection can be handled in the platform code more efficiently.
> This patch exposes a get_cd hook for that purpose.
> 
> Signed-off-by: Arnd Hannemann <arnd@arndnet.de>

I confirmed normal operation in the following environment.
 - AP4EVB board
 - CN7 (MMCIF)

Tested-by: Yusuke Goda <yusuke.goda.sx@renesas.com>


  reply	other threads:[~2010-08-26  4:59 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-08-24 15:26 [PATCH 0/4] Fix/improve hotplug for sh_mobile_sdhi/tmio_mmc/sh_mmcif Arnd Hannemann
2010-08-24 15:26 ` Arnd Hannemann
2010-08-24 15:26 ` [PATCH 1/4] tmio_mmc: Allow the mfd driver to specify get_cd handler Arnd Hannemann
2010-08-24 15:26   ` Arnd Hannemann
2010-09-10 16:10   ` Samuel Ortiz
2010-09-10 16:10     ` [PATCH 1/4] tmio_mmc: Allow the mfd driver to specify get_cd Samuel Ortiz
2010-09-12 12:51     ` [PATCH 1/4] tmio_mmc: Allow the mfd driver to specify get_cd handler Arnd Hannemann
2010-09-12 12:51       ` [PATCH 1/4] tmio_mmc: Allow the mfd driver to specify get_cd Arnd Hannemann
2010-08-24 15:27 ` [PATCH 2/4] sh_mobile_sdhi: Allow the platform to specify get_cd handler Arnd Hannemann
2010-08-24 15:27   ` [PATCH 2/4] sh_mobile_sdhi: Allow the platform to specify get_cd Arnd Hannemann
2010-08-24 15:27 ` [PATCH 3/4] sh_mmcif: Allow the platform to specify own get_cd handler Arnd Hannemann
2010-08-24 15:27   ` Arnd Hannemann
2010-08-26  4:59   ` Yusuke Goda [this message]
2010-08-26  4:59     ` [PATCH 3/4] sh_mmcif: Allow the platform to specify own get_cd Yusuke Goda
2010-08-24 15:27 ` [PATCH 4/4] ARM: mach-shmobile: ap4evb: Fix hotplug for SDHI1 Arnd Hannemann
2010-08-24 15:27   ` Arnd Hannemann
2010-08-26  5:00   ` Yusuke Goda
2010-08-26  5:00     ` Yusuke Goda

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