[lkml]   [2018]   [Jul]   [4]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH v18 6/7] crypto: caam: cleanup CONFIG_64BIT ifdefs when using io{read|write}64
On 7/4/2018 11:10 AM, Andy Shevchenko wrote:
> We have an iDMA 32-bit hardware (see drivers/dma/dw/) which has an
> extension 64-bit registers where only one of them has a specific bit
> to "commit" the changes written to all of them. And by some very
> unknown reason that bit is in lo part which automatically means we
> must to write it last.

And it supports both BE and LE? And in both cases it's the lo part?


 \ /
  Last update: 2018-07-04 19:13    [W:0.109 / U:0.664 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site