linux-kernel - Re: [PATCH 0/5] drm: shmobile: Fixes and enhancements

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Date:   Mon, 3 Apr 2023 15:14:22 +0200
From:   Thomas Zimmermann <tzimmermann@...e.de>
To:     Geert Uytterhoeven <geert+renesas@...der.be>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Kieran Bingham <kieran.bingham+renesas@...asonboard.com>,
        David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>
Cc:     linux-renesas-soc@...r.kernel.org, linux-kernel@...r.kernel.org,
        dri-devel@...ts.freedesktop.org
Subject: Re: [PATCH 0/5] drm: shmobile: Fixes and enhancements

Hi Geert

Am 31.03.23 um 16:48 schrieb Geert Uytterhoeven:
> 	Hi all,
> 
> Currently, there are two drivers for the LCD controller on Renesas
> SuperH-based and ARM-based SH-Mobile and R-Mobile SoCs:
>    1. sh_mobile_lcdcfb, using the fbdev framework,
>    2. shmob_drm, using the DRM framework.
> However, only the former driver can be used, as all platform support
> integrates the former.  None of these drivers support DT-based systems.
> 
> This patch series is a first step to enable the SH-Mobile DRM driver for
> Renesas ARM-based SH-Mobile and R-Mobile SoCs.  The next step planned is
> to add DT support.
> 
> This has been tested on the R-Mobile A1-based Atmark Techno
> Armadillo-800-EVA development board, using a temporary
> platform-enablement patch[1].

Since you have the hardware for shmobile, would you be able to test 
patches occasionally?

Best regards
Thomas

> 
> Thanks for your comments!
> 
> [1] https://lore.kernel.org/r/c03d4edbd650836bf6a96504df82338ec6d800ff.1680272980.git.geert+renesas@glider.be
> 
> Geert Uytterhoeven (5):
>    drm: shmobile: Use %p4cc to print fourcc codes
>    drm: shmobile: Add support for DRM_FORMAT_XRGB8888
>    drm: shmobile: Switch to drm_crtc_init_with_planes()
>    drm: shmobile: Add missing call to drm_fbdev_generic_setup()
>    drm: shmobile: Make DRM_SHMOBILE visible on Renesas SoC platforms
> 
>   drivers/gpu/drm/shmobile/Kconfig           |  2 +-
>   drivers/gpu/drm/shmobile/shmob_drm_crtc.c  | 35 +++++++++++++++++++---
>   drivers/gpu/drm/shmobile/shmob_drm_drv.c   |  3 ++
>   drivers/gpu/drm/shmobile/shmob_drm_kms.c   |  9 ++++--
>   drivers/gpu/drm/shmobile/shmob_drm_plane.c |  5 ++++
>   5 files changed, 47 insertions(+), 7 deletions(-)
> 

-- 
Thomas Zimmermann
Graphics Driver Developer
SUSE Software Solutions Germany GmbH
Maxfeldstr. 5, 90409 Nürnberg, Germany
(HRB 36809, AG Nürnberg)
Geschäftsführer: Ivo Totev

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