All of lore.kernel.org
 help / color / mirror / Atom feed
From: Takashi Iwai <tiwai@suse.de>
To: Jaroslav Kysela <perex@perex.cz>
Cc: Cezary Rojewski <cezary.rojewski@intel.com>,
	broonie@kernel.org, tiwai@suse.com, alsa-devel@alsa-project.org,
	amadeuszx.slawinski@linux.intel.com,
	pierre-louis.bossart@linux.intel.com, hdegoede@redhat.com
Subject: Re: [RFC PATCH 01/17] ALSA: pcm: Introduce MSBITS subformat interface
Date: Tue, 22 Aug 2023 17:07:46 +0200	[thread overview]
Message-ID: <87bkezdsjh.wl-tiwai@suse.de> (raw)
In-Reply-To: <43b25b8b-3e28-bd91-a29a-846a5aa7579e@perex.cz>

On Tue, 22 Aug 2023 17:03:02 +0200,
Jaroslav Kysela wrote:
> 
> On 11. 08. 23 18:48, Cezary Rojewski wrote:
> 
> > +#define SNDRV_PCM_SUBFMTBIT_MSBITS_32	_SNDRV_PCM_SUBFMTBIT(MSBITS_32)
> 
> What was reason to add 32/32 format ? Subformat STD + msbits == 32
> should already handle the maximal resolution. Until we do not have 64
> bit formats, it seems like an useless extension.

My understanding is to distinguish the cases "we do fully support
32bit" and "we don't care".  But, the end effect is same for both,
user-space would handle 32bit in both cases, so this difference won't
help much, indeed.


thanks,

Takashi

  reply	other threads:[~2023-08-22 15:09 UTC|newest]

Thread overview: 53+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-08-11 16:48 [RFC PATCH 00/17] ALSA/ASoC: hda: Address format selection limitations and ambiguity Cezary Rojewski
2023-08-11 16:48 ` [RFC PATCH 01/17] ALSA: pcm: Introduce MSBITS subformat interface Cezary Rojewski
2023-08-14 14:35   ` Takashi Iwai
2023-08-14 15:04     ` Cezary Rojewski
2023-08-22 15:03   ` Jaroslav Kysela
2023-08-22 15:07     ` Takashi Iwai [this message]
2023-08-22 15:29       ` Jaroslav Kysela
2023-08-22 15:38         ` Takashi Iwai
2023-08-22 19:03           ` Jaroslav Kysela
2023-08-23  8:11             ` Cezary Rojewski
2023-08-23  9:10               ` Jaroslav Kysela
2023-08-23  9:53                 ` Takashi Iwai
2023-08-23 10:00                   ` Jaroslav Kysela
2023-08-23 10:20                     ` Amadeusz Sławiński
2023-08-23 10:47                       ` Jaroslav Kysela
2023-08-23 11:08                         ` Takashi Iwai
2023-08-23 13:42                           ` Jaroslav Kysela
2023-08-23 16:29                             ` Amadeusz Sławiński
2023-08-23 17:42                               ` Kai Vehmanen
2023-08-24  7:31                               ` Jaroslav Kysela
2023-09-08 14:36                                 ` Cezary Rojewski
2023-09-11  7:35                                   ` Jaroslav Kysela
2023-09-11  8:43                                     ` Cezary Rojewski
2023-09-11 15:45                                       ` Cezary Rojewski
2023-09-12 16:30                                         ` Jaroslav Kysela
2023-09-13  7:44                                           ` Cezary Rojewski
2023-09-13  8:06                                             ` Jaroslav Kysela
2023-08-22 15:30       ` Cezary Rojewski
2023-08-11 16:48 ` [RFC PATCH 02/17] ALSA: pcm: Honor subformat when configuring substream Cezary Rojewski
2023-08-11 16:48 ` [RFC PATCH 03/17] ALSA: hda: Honor subformat when querying PCMs Cezary Rojewski
2023-08-11 16:48 ` [RFC PATCH 04/17] ASoC: pcm: Honor subformat when configuring runtime Cezary Rojewski
2023-08-11 16:48 ` [RFC PATCH 05/17] ALSA: hda: Upgrade stream-format infrastructure Cezary Rojewski
2023-08-14 14:41   ` Takashi Iwai
2023-08-14 14:47     ` Cezary Rojewski
2023-08-14 14:59       ` Takashi Iwai
2023-08-11 16:48 ` [RFC PATCH 06/17] ALSA: hda: Switch to new stream-format interface Cezary Rojewski
2023-08-11 16:48 ` [RFC PATCH 07/17] ALSA: hda/hdmi: " Cezary Rojewski
2023-08-11 16:48 ` [RFC PATCH 08/17] ALSA: hda/ca0132: " Cezary Rojewski
2023-08-11 16:48 ` [RFC PATCH 09/17] ASoC: codecs: hda: " Cezary Rojewski
2023-08-11 16:48 ` [RFC PATCH 10/17] ASoC: codecs: hdac_hda: " Cezary Rojewski
2023-08-11 16:48 ` [RFC PATCH 11/17] ASoC: codecs: hdac_hdmi: " Cezary Rojewski
2023-08-11 16:48 ` [RFC PATCH 12/17] ASoC: Intel Skylake: " Cezary Rojewski
2023-08-11 16:48 ` [RFC PATCH 13/17] ASoC: SOF: Intel: " Cezary Rojewski
2023-08-11 18:21   ` Pierre-Louis Bossart
2023-08-14 10:51     ` Cezary Rojewski
2023-08-14 14:01       ` Pierre-Louis Bossart
2023-08-14 15:02         ` Cezary Rojewski
2023-08-14 17:02           ` Pierre-Louis Bossart
2023-08-11 16:48 ` [RFC PATCH 14/17] ASoC: Intel: avs: " Cezary Rojewski
2023-08-11 16:48 ` [RFC PATCH 15/17] ALSA: hda: Drop snd_hdac_calc_stream_format() Cezary Rojewski
2023-08-11 16:48 ` [RFC PATCH 16/17] ASoC: Intel: avs: Unhardcode HDAudio BE DAI drivers description Cezary Rojewski
2023-08-11 16:48 ` [RFC PATCH 17/17] ASoC: Intel: avs: Kill S24_LE in HDAudio streaming Cezary Rojewski
2023-08-21  7:49   ` Amadeusz Sławiński

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=87bkezdsjh.wl-tiwai@suse.de \
    --to=tiwai@suse.de \
    --cc=alsa-devel@alsa-project.org \
    --cc=amadeuszx.slawinski@linux.intel.com \
    --cc=broonie@kernel.org \
    --cc=cezary.rojewski@intel.com \
    --cc=hdegoede@redhat.com \
    --cc=perex@perex.cz \
    --cc=pierre-louis.bossart@linux.intel.com \
    --cc=tiwai@suse.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.