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SubjectRe: [PATCH 01/22] gpu/drm: remove the shmobile drm driver
On Fri, Jan 13, 2023 at 09:46:49AM +0200, Laurent Pinchart wrote:
> Hi Christoph,
>
> Thank you for the patch.
>
> On Fri, Jan 13, 2023 at 07:23:18AM +0100, Christoph Hellwig wrote:
> > This driver depends on ARM && ARCH_SHMOBILE, but ARCH_SHMOBILE can only be
> > set for each/sh, making the driver dead code except for the COMPILE_TEST
> > case.
> >
> > Signed-off-by: Christoph Hellwig <hch@lst.de>
>
> No objection from me.
>
> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

To expand a little bit on this, ARCH_SHMOBILE used to be set for the
ARM-based shmobile SoCs too, until

commit 08e735233ea29b17bfec8e4cb302e799d9f920b8
Author: Geert Uytterhoeven <geert+renesas@glider.be>
Date: Tue Aug 28 17:10:10 2018 +0200

ARM: shmobile: Remove the ARCH_SHMOBILE Kconfig symbol

All drivers for Renesas ARM SoCs have gained proper ARCH_RENESAS
platform dependencies. Hence finish the conversion from ARCH_SHMOBILE
to ARCH_RENESAS for Renesas 32-bit ARM SoCs, as started by commit
9b5ba0df4ea4f940 ("ARM: shmobile: Introduce ARCH_RENESAS").

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

merged in v4.20. The DRM shmobile driver's Kconfig entry wasn't updated,
making it dead code indeed.

I haven't tested this driver in ages, hence my lack of objection, but
someone may want to keep it for the pre-R-Car ARM SoCs.

Also, I just noticed that you forgot to update the MAINTAINERS file in
this patch to drop the drivers/gpu/drm/shmobile/ entry.

> > ---
> > drivers/gpu/drm/Kconfig | 2 -
> > drivers/gpu/drm/Makefile | 1 -
> > drivers/gpu/drm/shmobile/Kconfig | 12 -
> > drivers/gpu/drm/shmobile/Makefile | 8 -
> > .../gpu/drm/shmobile/shmob_drm_backlight.c | 82 ---
> > .../gpu/drm/shmobile/shmob_drm_backlight.h | 19 -
> > drivers/gpu/drm/shmobile/shmob_drm_crtc.c | 683 ------------------
> > drivers/gpu/drm/shmobile/shmob_drm_crtc.h | 55 --
> > drivers/gpu/drm/shmobile/shmob_drm_drv.c | 303 --------
> > drivers/gpu/drm/shmobile/shmob_drm_drv.h | 42 --
> > drivers/gpu/drm/shmobile/shmob_drm_kms.c | 150 ----
> > drivers/gpu/drm/shmobile/shmob_drm_kms.h | 29 -
> > drivers/gpu/drm/shmobile/shmob_drm_plane.c | 261 -------
> > drivers/gpu/drm/shmobile/shmob_drm_plane.h | 19 -
> > drivers/gpu/drm/shmobile/shmob_drm_regs.h | 310 --------
> > 15 files changed, 1976 deletions(-)
> > delete mode 100644 drivers/gpu/drm/shmobile/Kconfig
> > delete mode 100644 drivers/gpu/drm/shmobile/Makefile
> > delete mode 100644 drivers/gpu/drm/shmobile/shmob_drm_backlight.c
> > delete mode 100644 drivers/gpu/drm/shmobile/shmob_drm_backlight.h
> > delete mode 100644 drivers/gpu/drm/shmobile/shmob_drm_crtc.c
> > delete mode 100644 drivers/gpu/drm/shmobile/shmob_drm_crtc.h
> > delete mode 100644 drivers/gpu/drm/shmobile/shmob_drm_drv.c
> > delete mode 100644 drivers/gpu/drm/shmobile/shmob_drm_drv.h
> > delete mode 100644 drivers/gpu/drm/shmobile/shmob_drm_kms.c
> > delete mode 100644 drivers/gpu/drm/shmobile/shmob_drm_kms.h
> > delete mode 100644 drivers/gpu/drm/shmobile/shmob_drm_plane.c
> > delete mode 100644 drivers/gpu/drm/shmobile/shmob_drm_plane.h
> > delete mode 100644 drivers/gpu/drm/shmobile/shmob_drm_regs.h

--
Regards,

Laurent Pinchart

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