From: Mark Brown <broonie@kernel.org>
To: "Lin, Mengdong" <mengdong.lin@intel.com>
Cc: "alsa-devel@alsa-project.org" <alsa-devel@alsa-project.org>,
Lars-Peter Clausen <lars@metafoo.de>,
"Koul, Vinod" <vinod.koul@intel.com>,
"liam.r.girdwood@linux.intel.com"
<liam.r.girdwood@linux.intel.com>,
"tiwai@suse.de" <tiwai@suse.de>, "Kp, Jeeja" <jeeja.kp@intel.com>,
"Prusty, Subhransu S" <subhransu.s.prusty@intel.com>,
"Patel, Vedang" <vedang.patel@intel.com>
Subject: Re: [PATCH v2 4/8] ASoC: topology: ABI - Add name element to snd_soc_tplg_stream
Date: Wed, 7 Oct 2015 11:08:34 +0100 [thread overview]
Message-ID: <20151007100834.GD12635@sirena.org.uk> (raw)
In-Reply-To: <F46914AEC2663F4A9BB62374E5EEF8F84B85136A@shsmsx102.ccr.corp.intel.com>
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On Wed, Oct 07, 2015 at 09:48:37AM +0000, Lin, Mengdong wrote:
Please fix your mailer to word wrap somewhere a bit nearer to 80
columns.
> > Yeah, I think we're kind of stuck with some degree of fairly tight coupling at
> > some point though - at some point we're going to need to work out which
> > link in the driver corresponds to which link in the firmware file.
> There is a 'version' field in struct snd_soc_tplg_hdr, which is a vendor-specific version number.
> The driver can check this field of a firmware topology and decide whether to support this firmware or not.
> Is this okay?
Well, they probably could check that but it's not really the point - we
don't want to break things at all here, we should try to avoid forcing
users to upgrade their userspace with their kernel since that makes life
harder for everyone.
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next prev parent reply other threads:[~2015-10-07 10:09 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-09-30 9:28 [PATCH v2 0/8] ASoC: topology: ABI - Add support for PCM, BE & CC link mengdong.lin
2015-09-30 9:28 ` [PATCH v2 1/8] ASoC: topology: ABI - Add PCM Support and bump ABI version to 4 mengdong.lin
2015-09-30 9:29 ` [PATCH v2 2/8] ASoC: topology: ABI - Remove unused struct snd_soc_tplg_stream_config mengdong.lin
2015-09-30 9:30 ` [PATCH v2 3/8] ASoC: topology: ABI - Use __le32 instead of __u32 in snd_soc_tplg_dapm_widget mengdong.lin
2015-09-30 9:31 ` [PATCH v2 4/8] ASoC: topology: ABI - Add name element to snd_soc_tplg_stream mengdong.lin
2015-10-02 16:59 ` Mark Brown
2015-10-02 18:04 ` Liam Girdwood
2015-10-06 8:55 ` Lin, Mengdong
2015-10-06 10:34 ` Mark Brown
2015-10-06 15:16 ` Koul, Vinod
2015-10-06 16:25 ` Mark Brown
2015-10-06 16:35 ` Lars-Peter Clausen
2015-10-06 17:36 ` Mark Brown
2015-10-07 9:48 ` Lin, Mengdong
2015-10-07 10:04 ` Takashi Iwai
2015-10-07 10:23 ` Mark Brown
2015-10-07 10:08 ` Mark Brown [this message]
2015-10-06 15:06 ` Lin, Mengdong
2015-09-30 9:31 ` [PATCH v2 5/8] ASoC: topology: ABI - Change stream formats to a bitwise flag mengdong.lin
2015-09-30 9:32 ` [PATCH v2 6/8] ASoC: topology: ABI - Add the type for BE DAI link mengdong.lin
2015-09-30 9:32 ` [PATCH v2 7/8] ASoC: topology: ABI - Add configuration for BE & Codec-Codec DAI Links mengdong.lin
2015-09-30 9:32 ` [PATCH v2 8/8] ASoC: topology: ABI - Remove tdm_slot & dai_fmt from snd_soc_tplg_stream mengdong.lin
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