Re: [PATCH] omap : nand : fix subpage ecc issue with prefetch

2011-05-06 Thread Vimal Singh
On Fri, May 6, 2011 at 12:18 AM, Artem Bityutskiy dedeki...@gmail.com wrote: On Mon, 2011-05-02 at 16:40 +0530, Kishore Kadiyala wrote: For prefetch engine, read and write  got broken in commit '2c01946c'. We never hit a scenario of not getting 'gpmc_prefetch_enable' call success. When

Re: [PATCH] omap : nand : fix subpage ecc issue with prefetch

2011-05-05 Thread Vimal Singh
Hi Artem, Can you please give a look on this patch? This patch fixes is required for anyone who wants to use this driver without using HW ECC. -- Vimal On Mon, May 2, 2011 at 4:40 PM, Kishore Kadiyala kishore.kadiy...@ti.com wrote: For prefetch engine, read and write  got broken in commit

Re: [PATCH] omap : nand : fix subpage ecc issue with prefetch

2011-05-05 Thread Artem Bityutskiy
On Mon, 2011-05-02 at 16:40 +0530, Kishore Kadiyala wrote: For prefetch engine, read and write got broken in commit '2c01946c'. We never hit a scenario of not getting 'gpmc_prefetch_enable' call success. When reading/writing a subpage with a non divisible by 4 ecc number of bytes, the

[PATCH] omap : nand : fix subpage ecc issue with prefetch

2011-05-03 Thread Kishore Kadiyala
For prefetch engine, read and write got broken in commit '2c01946c'. We never hit a scenario of not getting 'gpmc_prefetch_enable' call success. When reading/writing a subpage with a non divisible by 4 ecc number of bytes, the mis-aligned bytes gets handled first before enabling the Prefetch