Re: [RFC 1/2] [MMC-4.5] Disable emulation

2012-05-15 Thread Subhash Jadavani
On 5/14/2012 8:21 PM, Saugata Das wrote: On 14 May 2012 15:55, Subhash Jadavanisubha...@codeaurora.org wrote: On 5/9/2012 8:18 PM, Saugata Das wrote: From: Saugata Dassaugata@linaro.org This patch adds the support for large sector size of 4KB by disabling emulation. This patch passes

Re: [PATCH] mmc:sdio:retry CMD52/53 when error happens

2012-05-15 Thread Ulf Hansson
Hi Yong Ding, On 05/15/2012 05:14 AM, Yong Ding wrote: Hi Ulf Hansson, Thanks for your comments. Such retry mechanism is a simple CMD-level or sdio-core-level retry which takes advantage of the mmc core internal retry. There is not any side effect, but with it, even those SDIO function

Re: [RFC 00/12] OMAP DMA engine conversion

2012-05-15 Thread Russell King - ARM Linux
On Tue, May 15, 2012 at 09:49:24AM +0530, Vinod Koul wrote: On Mon, 2012-04-23 at 17:04 +0100, Russell King - ARM Linux wrote: For the full text, please see http://lists.arm.linux.org.uk/lurker/message/20120418.100954.7fa7acf8.en.html This version contains updates for some of the

Re: [RFC 00/12] OMAP DMA engine conversion

2012-05-15 Thread Vinod Koul
On Tue, 2012-05-15 at 08:41 +0100, Russell King - ARM Linux wrote: On Tue, May 15, 2012 at 09:49:24AM +0530, Vinod Koul wrote: On Mon, 2012-04-23 at 17:04 +0100, Russell King - ARM Linux wrote: For the full text, please see

RE: [RFC 1/2] [MMC-4.5] Disable emulation

2012-05-15 Thread Luca Porzio (lporzio)
Hallo Subhash, One general comment: native sector size is mandatory (as of Jedec spec) for 256GB devices. For other devices native sector size is optional. This feature is not meant for performance improvement. Anyway if you start using your device with 4K alignment, you should already see

Re: [RFC 1/2] [MMC-4.5] Disable emulation

2012-05-15 Thread S, Venkatraman
On Tue, May 15, 2012 at 12:10 PM, Subhash Jadavani subha...@codeaurora.org wrote: On 5/14/2012 8:21 PM, Saugata Das wrote: On 14 May 2012 15:55, Subhash Jadavanisubha...@codeaurora.org  wrote: On 5/9/2012 8:18 PM, Saugata Das wrote: From: Saugata Dassaugata@linaro.org This patch adds

Re: [RFC 1/2] [MMC-4.5] Disable emulation

2012-05-15 Thread Saugata Das
On 15 May 2012 12:10, Subhash Jadavani subha...@codeaurora.org wrote: On 5/14/2012 8:21 PM, Saugata Das wrote: On 14 May 2012 15:55, Subhash Jadavanisubha...@codeaurora.org  wrote: On 5/9/2012 8:18 PM, Saugata Das wrote: From: Saugata Dassaugata@linaro.org This patch adds the support

Re: [RFC 1/2] [MMC-4.5] Disable emulation

2012-05-15 Thread Saugata Das
On 15 May 2012 15:47, S, Venkatraman svenk...@ti.com wrote: On Tue, May 15, 2012 at 12:10 PM, Subhash Jadavani subha...@codeaurora.org wrote: On 5/14/2012 8:21 PM, Saugata Das wrote: On 14 May 2012 15:55, Subhash Jadavanisubha...@codeaurora.org  wrote: On 5/9/2012 8:18 PM, Saugata Das

Re: [PATCH] mmc: atmel-mci: fix deadlock

2012-05-15 Thread Steffen Kühn
Dear Ludovic, in the meantime I have some new informations about the atmel-mci deadlock problem: When you write permanently with dd if=/dev/zero of=/dev/device bs=512 and removing the card you will get almost always a hang up. With printk I have find out that the function atmci_tasklet_func

Re: [RFC PATCH 00/11] [FS, MM, block, MMC]: eMMC High Priority Interrupt Feature

2012-05-15 Thread Konstantin Dorfman
On Wed, April 18, 2012 9:25 am, Venkatraman S wrote: Hello, a) At the top level, some policy decisions have to be made on what is worth preempting for. This implementation uses the demand paging requests and swap read requests as potential reads worth preempting an ongoing long write.

regulator advise needed

2012-05-15 Thread Philip Rakity
In sdhci_set_ios() we call sdhci_set_power() this code assumes that the SDHCI_POWER_CONTROL register works in the SD controller. In our controller it does not. We need a regulator to do the right thing. I hae added regulator support (patch coming) BUT the code crashes because we are