[PATCH 0/3] R-Car Display Unit DRM driver

Laurent Pinchart laurent.pinchart at ideasonboard.com
Thu Jan 31 19:15:31 PST 2013


Hi Simon,

On Thursday 31 January 2013 15:38:38 Simon Horman wrote:
> On Thu, Jan 31, 2013 at 02:45:00AM +0100, Laurent Pinchart wrote:
> > Hello,
> > 
> > Here's a new DRM driver for the Renesas R-Car Display Unit (DU).
> > 
> > The DU features two superposition processors (modeled as CRTCs) and eight
> > planes that can be shared between the superposition processors.
> > 
> > The driver supports the superposition processors (currently in pure
> > overlay mode without alpha blending), all eight planes and all hardware
> > supported formats except 8-bit indexed color more and 32-bit RGB666 mode
> > (that would be [31:0] x:R:x:G:x:B:x 8:6:2:6:2:6:2 little endian, not
> > supported by DRM at the moment).
> > 
> > On the output side only sync master non-interlaced modes are currently
> > supported. Only the VGA output has been tested, as I lack an LVDS panel
> > for the development board. The second CRTC hasn't been tested for the same
> > reason.
> > 
> > Platform data are subject to change with the common display framework.
> > This is why I haven't implemented DT bindings yet.
> > 
> > Laurent Pinchart (2):
> >   drm: Renesas R-Car Display Unit DRM driver
> >   ARM: shmobile: marzen: Add Display Unit support
> 
> I assume that the above patch is dependent on the other two patches in the
> series. If so please let me know how you would like to handle the merge.

It would probably easier to push everything through your tree, as the only 
risk of conflict in the DRM patch is in Kconfig/Makefile. I'll first give time 
to reviewers anway.

> > Phil Edworthy (1):
> >   r8a7779: Add Display Unit clock support
> 
> As per my email response to the above patch I have queued this up, but it
> can be de-queued if appropriate.
> 
> >  arch/arm/mach-shmobile/board-marzen.c   |  65 +++++
> >  arch/arm/mach-shmobile/clock-r8a7779.c  |   4 +-
> >  drivers/gpu/drm/Kconfig                 |   2 +
> >  drivers/gpu/drm/Makefile                |   1 +
> >  drivers/gpu/drm/rcar-du/Kconfig         |  11 +
> >  drivers/gpu/drm/rcar-du/Makefile        |   8 +
> >  drivers/gpu/drm/rcar-du/rcar_du_crtc.c  | 471 +++++++++++++++++++++++++++
> >  drivers/gpu/drm/rcar-du/rcar_du_crtc.h  |  47 ++++
> >  drivers/gpu/drm/rcar-du/rcar_du_drv.c   | 265 ++++++++++++++++++
> >  drivers/gpu/drm/rcar-du/rcar_du_drv.h   |  56 ++++
> >  drivers/gpu/drm/rcar-du/rcar_du_kms.c   | 163 +++++++++++
> >  drivers/gpu/drm/rcar-du/rcar_du_kms.h   |  34 +++
> >  drivers/gpu/drm/rcar-du/rcar_du_lvds.c  | 247 +++++++++++++++++
> >  drivers/gpu/drm/rcar-du/rcar_du_lvds.h  |  25 ++
> >  drivers/gpu/drm/rcar-du/rcar_du_plane.c | 299 ++++++++++++++++++++
> >  drivers/gpu/drm/rcar-du/rcar_du_plane.h |  58 ++++
> >  drivers/gpu/drm/rcar-du/rcar_du_regs.h  | 439 +++++++++++++++++++++++++++
> >  drivers/gpu/drm/rcar-du/rcar_du_vga.c   | 193 +++++++++++++
> >  drivers/gpu/drm/rcar-du/rcar_du_vga.h   |  24 ++
> >  include/linux/platform_data/rcar-du.h   |  51 ++++
> >  20 files changed, 2462 insertions(+), 1 deletion(-)
> >  create mode 100644 drivers/gpu/drm/rcar-du/Kconfig
> >  create mode 100644 drivers/gpu/drm/rcar-du/Makefile
> >  create mode 100644 drivers/gpu/drm/rcar-du/rcar_du_crtc.c
> >  create mode 100644 drivers/gpu/drm/rcar-du/rcar_du_crtc.h
> >  create mode 100644 drivers/gpu/drm/rcar-du/rcar_du_drv.c
> >  create mode 100644 drivers/gpu/drm/rcar-du/rcar_du_drv.h
> >  create mode 100644 drivers/gpu/drm/rcar-du/rcar_du_kms.c
> >  create mode 100644 drivers/gpu/drm/rcar-du/rcar_du_kms.h
> >  create mode 100644 drivers/gpu/drm/rcar-du/rcar_du_lvds.c
> >  create mode 100644 drivers/gpu/drm/rcar-du/rcar_du_lvds.h
> >  create mode 100644 drivers/gpu/drm/rcar-du/rcar_du_plane.c
> >  create mode 100644 drivers/gpu/drm/rcar-du/rcar_du_plane.h
> >  create mode 100644 drivers/gpu/drm/rcar-du/rcar_du_regs.h
> >  create mode 100644 drivers/gpu/drm/rcar-du/rcar_du_vga.c
> >  create mode 100644 drivers/gpu/drm/rcar-du/rcar_du_vga.h
> >  create mode 100644 include/linux/platform_data/rcar-du.h
-- 
Regards,

Laurent Pinchart


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