[PATCH 0/2] ALSA/DRM: vmalloc PCM buffer helper cleanup

Takashi Iwai tiwai at suse.de
Thu Aug 15 08:03:40 UTC 2024


On Wed, 07 Aug 2024 17:27:21 +0200,
Takashi Iwai wrote:
> 
> Hi,
> 
> we still keep the legacy vmalloc ALSA PCM helper API since there is
> only a single user of it, namely, the DRM dw-hdmi bridge driver.
> In the past, I attempted to change the buffer management of the
> driver, but due to the lack of testing, it failed to get merged:
>   https://lore.kernel.org/20191210154536.29819-1-tiwai@suse.de
> 
> So, this is a second try after some years of gap: now the relevant
> code snippet is moved from ALSA core to dw-hdmi driver itself, and the
> API functions are dropped.  There should be no functional changes in
> the driver.
> 
> If DRM people don't mind and give an ack, I can take the change for
> dw-hdmi code together with ALSA core code drop via sound tree for
> 6.12.

Gentle ping to any DRM reviewers.  It's merely a safe clean up, so if
you don't mind, I'd like to take for 6.12.


thanks,

Takashi

> 
> 
> thanks,
> 
> Takashi
> 
> ===
> 
> Takashi Iwai (2):
>   drm/bridge: dw-hdmi: Move vmalloc PCM buffer management into the
>     driver
>   ALSA: pcm: Drop PCM vmalloc buffer helpers
> 
>  .../drm/bridge/synopsys/dw-hdmi-ahb-audio.c   | 30 ++++++++--
>  include/sound/pcm.h                           | 42 -------------
>  sound/core/pcm_memory.c                       | 59 -------------------
>  3 files changed, 26 insertions(+), 105 deletions(-)
> 
> -- 
> 2.43.0
> 


More information about the dri-devel mailing list