Re: [PATCH v2 0/2] drivers: don't select DMA_CMA or CMA

From: Mike Rapoport
Date: Thu Apr 08 2021 - 06:17:14 EST


On Thu, Apr 08, 2021 at 12:05:21PM +0200, David Hildenbrand wrote:
> Trying to set CONFIG_CMA=y with CONFIG_DMA_CMA=n revealed that we have
> three drivers that select these options. Random drivers should not
> override user settings of such core knobs. Let's use "imply DMA_CMA"
> instead, such that user configuration and dependencies are respected.
>
> v1 -> v2:
> - Fix DRM_CMA -> DMA_CMA
>
> Cc: Joel Stanley <joel@xxxxxxxxx>
> Cc: David Airlie <airlied@xxxxxxxx>
> Cc: Daniel Vetter <daniel@xxxxxxxx>
> Cc: Andrew Jeffery <andrew@xxxxxxxx>
> Cc: Lucas Stach <l.stach@xxxxxxxxxxxxxx>
> Cc: Russell King <linux+etnaviv@xxxxxxxxxxxxxxx>
> Cc: Christian Gmeiner <christian.gmeiner@xxxxxxxxx>
> Cc: Mike Rapoport <rppt@xxxxxxxxxx>
> Cc: Arnd Bergmann <arnd@xxxxxxxx>
> Cc: Bartlomiej Zolnierkiewicz <b.zolnierkie@xxxxxxxxxxx>
> Cc: Linus Walleij <linus.walleij@xxxxxxxxxx>
> Cc: Michal Simek <michal.simek@xxxxxxxxxx>
> Cc: Masahiro Yamada <masahiroy@xxxxxxxxxx>
> Cc: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
> Cc: Peter Collingbourne <pcc@xxxxxxxxxx>
> Cc: linux-aspeed@xxxxxxxxxxxxxxxx
> Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx
> Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
> Cc: etnaviv@xxxxxxxxxxxxxxxxxxxxx
> Cc: linux-fbdev@xxxxxxxxxxxxxxx
>
> David Hildenbrand (2):
> drivers/video/fbdev: don't select DMA_CMA
> drivers/gpu/drm: don't select DMA_CMA or CMA from aspeed or etnaviv
>
> drivers/gpu/drm/aspeed/Kconfig | 3 +--
> drivers/gpu/drm/etnaviv/Kconfig | 3 +--
> drivers/video/fbdev/Kconfig | 2 +-
> 3 files changed, 3 insertions(+), 5 deletions(-)

Acked-by: Mike Rapoport <rppt@xxxxxxxxxxxxx>

> --
> 2.30.2
>

--
Sincerely yours,
Mike.