Re: [PATCH v3 1/3] mmc: dw_mmc: fix the max_blk_count in IDMAC

2015-01-05 Thread Doug Anderson
Hi, On Mon, Jan 5, 2015 at 6:27 PM, Sonny Rao wrote: >> Do you see some performance degradation with some other variants of >> dw_mmc host controller with current ToT? > > Looks like Doug test it and saw a performance improvement on rk3288 > Thanks! Yup, all good. I tested with mmc_test before

Re: [PATCH v3 1/3] mmc: dw_mmc: fix the max_blk_count in IDMAC

2015-01-05 Thread Sonny Rao
On Sat, Jan 3, 2015 at 4:51 PM, Alim Akhtar wrote: > Hi Doug / Sonny > New year greetings!! > > On Sat, Jan 3, 2015 at 4:37 AM, Doug Anderson wrote: >> Alim, >> >> On Mon, Dec 22, 2014 at 4:12 AM, Alim Akhtar wrote: >>> From: Seungwon Jeon >>> >>> Even though 1MB is reserved for descriptor tabl

Re: [PATCH v3 1/3] mmc: dw_mmc: fix the max_blk_count in IDMAC

2015-01-03 Thread Alim Akhtar
Hi Doug / Sonny New year greetings!! On Sat, Jan 3, 2015 at 4:37 AM, Doug Anderson wrote: > Alim, > > On Mon, Dec 22, 2014 at 4:12 AM, Alim Akhtar wrote: >> From: Seungwon Jeon >> >> Even though 1MB is reserved for descriptor table in IDMAC, >> the dw_mmc host driver is allowed to receive only

Re: [PATCH v3 1/3] mmc: dw_mmc: fix the max_blk_count in IDMAC

2015-01-02 Thread Doug Anderson
Alim, On Mon, Dec 22, 2014 at 4:12 AM, Alim Akhtar wrote: > From: Seungwon Jeon > > Even though 1MB is reserved for descriptor table in IDMAC, > the dw_mmc host driver is allowed to receive only maximum > 128KB block length in one request. This is caused by setting > improper max_blk_count. It n

[PATCH v3 1/3] mmc: dw_mmc: fix the max_blk_count in IDMAC

2014-12-22 Thread Alim Akhtar
From: Seungwon Jeon Even though 1MB is reserved for descriptor table in IDMAC, the dw_mmc host driver is allowed to receive only maximum 128KB block length in one request. This is caused by setting improper max_blk_count. It needs to be e adjusted so that descriptor table is used fully. It is fou