From: Vinod Koul <vinod.koul@intel.com>
To: Mark Brown <broonie@kernel.org>
Cc: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>,
Hardik Shah <hardik.t.shah@intel.com>,
alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org,
tiwai@suse.de, pierre-louis.bossart@linux.intel.com,
lgirdwood@gmail.com, plai@codeaurora.org,
patches.audio@intel.com, Sanyog Kale <sanyog.r.kale@intel.com>
Subject: Re: [RFC 01/14] SoundWire: Add SoundWire bus driver documentation
Date: Thu, 17 Nov 2016 10:35:52 +0530 [thread overview]
Message-ID: <20161117050552.GA2698@localhost> (raw)
In-Reply-To: <20161116175929.kf7lfkcnqjdhasjk@sirena.org.uk>
On Wed, Nov 16, 2016 at 05:59:29PM +0000, Mark Brown wrote:
> On Tue, Nov 15, 2016 at 07:59:14PM +0530, Vinod Koul wrote:
> > On Mon, Nov 14, 2016 at 02:15:48PM +0000, Charles Keepax wrote:
>
> > > slaves register to that. This also has the nice property that its
> > > easy to create devices that sit behind other buses, for example
> > > here we might want a SoundWire master that sits behind a SPI bus.
> > > But you seem to have gone in the other direction and have the
> > > master sitting on the same bus as the slaves.
>
> > Since the controller on our SoC was enumerable, people went with this
> > approach. In this hindsight that may not have been the best choice.
>
> Doing buses properly isn't an obstacle to doing enumeration, indeed I'd
> expect it to make it a lot easier - just have your driver for your
> controller do the enumeration at probe time.
Yes it is not :) This is somthing we are fixing now..
--
~Vinod
next prev parent reply other threads:[~2016-11-17 5:05 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-10-21 12:40 [RFC 00/14] SoundWire bus driver Hardik Shah
2016-10-21 12:40 ` [RFC 01/14] SoundWire: Add SoundWire bus driver documentation Hardik Shah
2016-11-14 14:15 ` Charles Keepax
2016-11-14 14:15 ` Charles Keepax
2016-11-15 14:29 ` Vinod Koul
2016-11-16 17:59 ` Mark Brown
2016-11-17 5:05 ` Vinod Koul [this message]
2016-10-21 12:41 ` [RFC 02/14] SoundWire: Add SoundWire stream documentation Hardik Shah
2016-11-14 15:31 ` Charles Keepax
2016-11-14 15:31 ` Charles Keepax
2016-11-14 16:50 ` Pierre-Louis Bossart
2016-11-14 17:04 ` Charles Keepax
2016-11-14 17:04 ` Charles Keepax
2016-10-21 12:41 ` [RFC 03/14] SoundWire: Add error handling and locking documentation Hardik Shah
2016-11-14 15:44 ` Charles Keepax
2016-11-14 15:44 ` Charles Keepax
2016-11-15 14:42 ` Vinod Koul
2016-10-21 12:41 ` [RFC 04/14] SoundWire: Add device_id table for SoundWire bus Hardik Shah
2016-10-21 12:41 ` [RFC 05/14] SoundWire: Add SoundWire bus driver interfaces Hardik Shah
2016-11-14 13:17 ` Mark Brown
2016-11-14 17:28 ` [alsa-devel] " Pierre-Louis Bossart
2016-10-21 12:41 ` [RFC 06/14] SoundWire: Add register/unregister APIs Hardik Shah
2016-11-14 13:37 ` Mark Brown
2016-11-15 13:55 ` Vinod Koul
2016-10-21 12:41 ` [RFC 07/14] SoundWire: Add SoundWire Slaves register definitions Hardik Shah
2016-10-21 12:41 ` [RFC 08/14] SoundWire: Add API for Slave registers read/write Hardik Shah
2016-10-21 12:41 ` [RFC 09/14] SoundWire: Add support to handle Slave status change Hardik Shah
2016-11-14 16:08 ` Charles Keepax
2016-11-14 16:08 ` Charles Keepax
2016-11-14 17:38 ` [alsa-devel] " Pierre-Louis Bossart
2016-11-15 9:56 ` Charles Keepax
2016-11-15 9:56 ` Charles Keepax
2016-10-21 12:41 ` [RFC 10/14] SoundWire: Add support for clock stop Hardik Shah
2016-10-21 12:41 ` [RFC 11/14] SoundWire: Add tracing for Slave register read/write Hardik Shah
2016-10-21 12:41 ` [RFC 12/14] regmap: SoundWire: Add regmap support for SoundWire bus Hardik Shah
2016-10-28 18:03 ` Mark Brown
2016-11-02 8:11 ` Hardik Shah
2016-10-21 12:41 ` [RFC 13/14] SoundWire: Add stream and port configuration Hardik Shah
2016-10-21 12:41 ` [RFC 14/14] SoundWire: Add support for SoundWire stream management Hardik Shah
2016-11-14 12:11 ` [RFC 00/14] SoundWire bus driver Mark Brown
2016-11-15 13:37 ` Vinod Koul
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