linux-kernel - Re: [PATCH RESEND v3 0/2] reducing memory footprint of ALSA

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Date:	Wed, 27 May 2015 21:26:27 +0200
From:	Takashi Iwai <tiwai@...e.de>
To:	Jie Yang <yang.jie@...el.com>
Cc:	broonie@...nel.org, alsa-devel@...a-project.org,
	linux-kernel@...r.kernel.org, liam.r.girdwood@...el.com,
	vivian.zhang@...el.com
Subject: Re: [PATCH RESEND v3 0/2] reducing memory footprint of ALSA

At Wed, 27 May 2015 19:45:43 +0800,
Jie Yang wrote:
> 
> We are planning to work on reducing memory footprint of ALSA,
> targeting on small memory embedded devices(e.g. IoT), this
> series focuses on disabling procfs, hw/sw params refinement,
> mmap, dpcm, dapm, compressed API, compat code APIs...
> 
> We plan to enable those reducing items only for EXPERT, and
> add knobs in sound/core/Kconfig.
> 
> These first two patches is a start, adding SND_PROC_FS to config
> disable/enable ALSA proc FS, this disabling can save about 9KB
> code size on x86_64 platform.
> 
> Changes in v3:
> 1. drop SND_REDUCED_MEMORY_FOOTPRINT and make configuration
> available only for EXPERT;
> 2. move the configure into sound/core/Kconfig;
> 3. Add missing Signed-off-by for PATCH 2/2.
> 
> Changes in v2:
> 1. Prompt "Sound Proc FS Support" appears only when
> SND_REDUCED_MEMORY_FOOTPRINT is true.
> 
> Jie Yang (2):
>   ALSA: Kconfig: add config item SND_PROC_FS for expert
>   ALSA: replace CONFIG_PROC_FS with CONFIG_SND_PROC_FS

Applied both patches.  Thanks.


Takashi

> 
>  include/sound/info.h               |  8 ++++----
>  sound/core/Kconfig                 | 11 ++++++++++-
>  sound/core/Makefile                |  2 +-
>  sound/core/hwdep.c                 |  6 +++---
>  sound/core/init.c                  |  8 ++++----
>  sound/core/oss/mixer_oss.c         |  6 +++---
>  sound/core/pcm.c                   |  6 +++---
>  sound/core/seq/oss/seq_oss.c       |  6 +++---
>  sound/core/seq/oss/seq_oss_init.c  |  5 ++---
>  sound/core/seq/oss/seq_oss_midi.c  |  4 ++--
>  sound/core/seq/oss/seq_oss_readq.c |  4 ++--
>  sound/core/seq/oss/seq_oss_synth.c |  4 ++--
>  sound/core/seq/seq_clientmgr.c     |  4 ++--
>  sound/core/seq/seq_device.c        |  2 +-
>  sound/core/seq/seq_info.h          |  2 +-
>  sound/core/seq/seq_queue.c         |  4 ++--
>  sound/core/seq/seq_timer.c         |  4 ++--
>  sound/core/sound.c                 |  4 ++--
>  sound/core/sound_oss.c             |  4 ++--
>  sound/core/timer.c                 |  4 ++--
>  sound/pci/hda/Makefile             |  3 ++-
>  sound/pci/hda/hda_eld.c            |  4 ++--
>  sound/pci/hda/hda_local.h          |  4 ++--
>  sound/pci/hda/patch_hdmi.c         |  4 ++--
>  sound/pci/hda/patch_sigmatel.c     |  2 +-
>  25 files changed, 62 insertions(+), 53 deletions(-)
> 
> -- 
> 1.9.1
> 
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