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    SubjectRe: [PATCH v3 0/7] drm: Add support for tiny LCD displays
    On Tue, Jan 31, 2017 at 05:03:12PM +0100, Noralf Trønnes wrote:
    > drm: Add support for tiny LCD displays
    >
    > This is an attempt at providing a DRM version of drivers/staging/fbtft.
    >
    > The tinydrm library provides a very simplified view of DRM in particular
    > for tiny displays that has onboard video memory and is connected through
    > a slow bus like SPI/I2C.
    >
    > The main change this time is adding 'rotation' as a common display
    > Device Tree property.
    >
    >
    > Noralf.
    >
    > Changes since version 2:
    > - Remove fbdev after drm unregister, not before.
    > - Added Documentation/devicetree/bindings/display/display.txt
    >
    > Changes since version 1:
    > - Add tinydrm.rst
    > - Set tdev->fbdev_cma=NULL on unregister (lastclose is called after that).
    > - Remove some DRM_DEBUG*()
    > - Write-combined memory has uncached reads, so speed up by copying/buffering
    > one pixel line before conversion.
    >
    > Changes since RFC v2:
    > - Rebased on new core helpers
    > - Don't use drm_panel
    > - Flush when the framebuffer is changed on the plane
    > - Add devm_tinydrm_init()
    > - Fix PRIME support, set vaddr
    > - Use atomic helpers in suspend/resume
    > - Add a tinydrm_connector with one display mode
    > - Set mode_config.preferred_depth and use it for fbdev
    > - Subclass tinydrm_device in drivers instead of bloating the structure
    > - The PiTFT display uses a MI0283QT panel, write driver for that instead.
    > - Drop homegrown lcdreg module, it ended up as a collection of special
    > cases.
    > - Add more documentation
    >
    > Changes since RFC v1:
    > - Add fb_deferred_io support to drm_fb_helper and drm_fb_cma_helper,
    > and use drm_fb_cma_helper instead.
    > - Move display pipeline code to drm_simple_kms_helper.
    > - Don't use (struct drm_driver *)->load().
    > - Make tinydrm more like a library, exporting the internals.
    > - Move the struct drm_driver definition from the tinydrm module to the
    > driver using a helper macro: TINYDRM_DRM_DRIVER.
    > - Remove dirtyfb() async code.
    > - Added support for partial display updates.
    >
    >
    > Noralf Trønnes (7):
    > drm: Add DRM support for tiny LCD displays
    > drm/tinydrm: Add helper functions
    > drm/tinydrm: Add MIPI DBI support
    > of: Add vendor prefix for Multi-Inno
    > dt-bindings: display: Add common rotation property
    > dt-bindings: Add Multi-Inno MI0283QT binding
    > drm/tinydrm: Add support for Multi-Inno MI0283QT display
    >
    > .../devicetree/bindings/display/display.txt | 4 +
    > .../bindings/display/multi-inno,mi0283qt.txt | 27 +
    > .../devicetree/bindings/vendor-prefixes.txt | 1 +
    > Documentation/gpu/index.rst | 1 +
    > Documentation/gpu/tinydrm.rst | 42 +
    > MAINTAINERS | 6 +
    > drivers/gpu/drm/Kconfig | 2 +
    > drivers/gpu/drm/Makefile | 1 +
    > drivers/gpu/drm/tinydrm/Kconfig | 19 +
    > drivers/gpu/drm/tinydrm/Makefile | 7 +
    > drivers/gpu/drm/tinydrm/core/Makefile | 3 +
    > drivers/gpu/drm/tinydrm/core/tinydrm-core.c | 377 ++++++++
    > drivers/gpu/drm/tinydrm/core/tinydrm-helpers.c | 462 +++++++++
    > drivers/gpu/drm/tinydrm/core/tinydrm-pipe.c | 234 +++++
    > drivers/gpu/drm/tinydrm/mi0283qt.c | 279 ++++++
    > drivers/gpu/drm/tinydrm/mipi-dbi.c | 1005 ++++++++++++++++++++
    > include/drm/tinydrm/ili9341.h | 54 ++
    > include/drm/tinydrm/mipi-dbi.h | 107 +++
    > include/drm/tinydrm/tinydrm-helpers.h | 100 ++
    > include/drm/tinydrm/tinydrm.h | 115 +++
    > 20 files changed, 2846 insertions(+)
    > create mode 100644 Documentation/devicetree/bindings/display/display.txt
    > create mode 100644 Documentation/devicetree/bindings/display/multi-inno,mi0283qt.txt
    > create mode 100644 Documentation/gpu/tinydrm.rst
    > create mode 100644 drivers/gpu/drm/tinydrm/Kconfig
    > create mode 100644 drivers/gpu/drm/tinydrm/Makefile
    > create mode 100644 drivers/gpu/drm/tinydrm/core/Makefile
    > create mode 100644 drivers/gpu/drm/tinydrm/core/tinydrm-core.c
    > create mode 100644 drivers/gpu/drm/tinydrm/core/tinydrm-helpers.c
    > create mode 100644 drivers/gpu/drm/tinydrm/core/tinydrm-pipe.c
    > create mode 100644 drivers/gpu/drm/tinydrm/mi0283qt.c
    > create mode 100644 drivers/gpu/drm/tinydrm/mipi-dbi.c
    > create mode 100644 include/drm/tinydrm/ili9341.h
    > create mode 100644 include/drm/tinydrm/mipi-dbi.h
    > create mode 100644 include/drm/tinydrm/tinydrm-helpers.h
    > create mode 100644 include/drm/tinydrm/tinydrm.h

    The series:

    Acked-by: Thierry Reding <treding@nvidia.com>
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