lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  PHC 
Open Source and information security mailing list archives
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date:	Mon, 22 Dec 2014 14:08:44 +0000
From:	Andrew Jackson <>
To:	Mark Brown <>
CC:	Jaroslav Kysela <>, Takashi Iwai <>,
	Liam Girdwood <>,
	Rajeev Kumar <>,
	Liviu Dudau <>,
	Lars-Peter Clausen <>,
	Arnd Bergmann <>,
	"" <>,
	"" <>
Subject: Re: [PATCH v3 2/5] ASoC: dwc: Iterate over all channels

On 12/22/14 13:53, Mark Brown wrote:
> On Fri, Dec 19, 2014 at 04:18:06PM +0000, Andrew Jackson wrote:
>> The Designware core can be configured with up to four stereo channels.
>> Each stereo channel is individually configured so, when the driver's
>> hw_params call is made, each requested stereo channel has to be
>> programmed.
> This is quite unclear to someone who doesn't know the hardware, is this
> a bug fix or a new feature?  It looks like it's a fix...

It is a fix.  In the Designware core, each stereo channel is configured
individually.  So, when hw_params is called to configure N channels, 
N/2 stereo channels need to be configured in the core.  The existing
code doesn't do this and will only configure the highest numbered 


To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

Powered by blists - more mailing lists