On Wed, Jul 29, 2015 at 02:54:46PM +0800, Jianwei Wang wrote:
> Changed in v13
> -set regmap_config.cache_type to REGCACHE_RBTREE
> -add call drm_modeset_lock_all before drm_mode_config_reset
This was a bug in one of my recently merged patches, please don't call
drm_modeset_lock_all before config_reset. Instead please test "drm: Fixup
locking WARNINGs in drm_mode_config_reset" which should address this
problem too.
Thanks, Daniel
> -adjust patch order for creating pull request
>
> Changed in v12
>
> -Add one patch for MAINTAINER entry for drm/layerscape
> Adviced by Daniel Vetter
> -Add #include <drm/drm_crtc_helper.h>
>
> Changed in V11
> -set regmap_config.cache_type to REGCACHE_FLAT
> Advanced by Alexander Stein
>
> Changed in V10
> -adjust commit log, remove meaningless statement
> -cleanup code for it's format and style.
> -remove platform related code out, including of tcon(vf610) and scfg(ls1021a)
> -remove useless sentences: encoder->crtc = crtc; and connector->encoder = encoder; and so on
> -add vendor prefix for panel pandle
> -make a DCU_CTRLDESCLN(x, y) to avoid high repetition
> -introduce per-SoC capability structure to avoid check on the OF node's compatible string
> -Implement some functions: crtc enable and disable, enable and disable VBLANK, plane atomic_disable and atomic_enable -atomic_check and so on
> -move DCU config sentence to the right place
> -move get resources functions to ->probe()
> -move fsl,dcu.txt to video/ folder
> -add big-endian describe
> All advaced by Thierry Reding
>
> Changed in V9
>
> put node after calling of_drm_find_panel
> split clk_prepare_enable() to clk_prepare() and clk_enable(), just call clk_prepare once, and check return value
> check regmap_write/regmap_read return return value
> remove useless ".owner = THIS_MODULE,"
> All advanced by Mark Yao
>
> Changed in V8
>
> - Remove useless code
> #define DRIVER_NAME "fsl-dcu-drm"
> MODULE_ALIAS("platform:fsl-dcu-drm");
> Adviced by Paul Bolle
>
> Changed in V7
>
> - Remove redundant functions and replace deprecated hook
> Adviced by Daniel Vetter
> - Replace drm_platform_init with drm_dev_alloc/register
> Adviced by Daniel Vetter
>
> Changed in V6
>
> - Add NEC nl4827hc19_05b panel to panel-simple.c
> Adviced by Mark Yao
> - Add DRIVER_ATOMIC for driver_features
> Adviced by Mark Yao
> - check fsl_dev if it's NULL at PM suspend/resume
> Adviced by Mark Yao
>
> Changed in V5
>
> - Update commit message
> - Add layer registers initialization
> - Remove unused functions
> - Rename driver folder
> Adviced by Stefan Agner
> - Move pixel clock control functions to fsl_dcu_drm_drv.c
> - remove redundant enable the clock implicitly using regmap
> - Add maintainer message
>
> Changed in V4:
>
> -This version doesn't have functionality changed
> Just a minor adjustment.
>
> Changed in V3:
>
> - Test driver on Vybrid board and add compatible string
> - Remove unused functions
> - set default crtc for encoder
> - replace legacy functions with atomic help functions
> Adviced by Daniel Vetter
> - Set the unique name of the DRM device
> - Implement irq handle function for vblank interrupt
>
> Changed in v2:
> - Add atomic support
> Adviced by Daniel Vetter
> - Modify bindings file
> - Rename node for compatibility
> - Move platform related code out for compatibility
> Adviced by Stefan Agner
>
> This patch add support for Two Dimensional Animation and Compositing
> Engine (2D-ACE) on the Freescale SoCs.
>
> 2D-ACE is a Freescale display controller. 2D-ACE describes
> the functionality of the module extremely well its name is a value
> that cannot be used as a token in programming languages.
> Instead the valid token "DCU" is used to tag the register names and
> function names.
>
> The Display Controller Unit (DCU) module is a system master that
> fetches graphics stored in internal or external memory and displays
> them on a TFT LCD panel. A wide range of panel sizes is supported
> and the timing of the interface signals is highly configurable.
> Graphics are read directly from memory and then blended in real-time,
> which allows for dynamic content creation with minimal CPU
> intervention.
>
> The features:
> (1) Full RGB888 output to TFT LCD panel.
> (2) Blending of each pixel using up to 4 source layers
> dependent
> on size of panel.
> (3) Each graphic layer can be placed with one pixel resolution
> in either axis.
> (4) Each graphic layer support RGB565 and RGB888 direct colors
> without alpha channel and BGRA8888 BGRA4444 ARGB1555 direct
> colors
> with an alpha channel and YUV422 format.
> (5) Each graphic layer support alpha blending with 8-bit
> resolution.
>
> .../devicetree/bindings/video/fsl,dcu.txt | 22 ++
> drivers/gpu/drm/Kconfig | 2 +
> drivers/gpu/drm/Makefile | 1 +
> drivers/gpu/drm/fsl-dcu/Kconfig | 18 +
> drivers/gpu/drm/fsl-dcu/Makefile | 7 +
> drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_crtc.c | 208 +++++++++++
> drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_crtc.h | 19 +
> drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.c | 404 +++++++++++++++++++++
> drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.h | 197 ++++++++++
> drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_fbdev.c | 23 ++
> drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_kms.c | 45 +++
> drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_output.h | 33 ++
> drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_plane.c | 261 +++++++++++++
> drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_plane.h | 17 +
> drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_rgb.c | 182 ++++++++++
> 15 files changed, 1439 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/video/fsl,dcu.txt
> create mode 100644 drivers/gpu/drm/fsl-dcu/Kconfig
> create mode 100644 drivers/gpu/drm/fsl-dcu/Makefile
> create mode 100644 drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_crtc.c
> create mode 100644 drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_crtc.h
> create mode 100644 drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.c
> create mode 100644 drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.h
> create mode 100644 drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_fbdev.c
> create mode 100644 drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_kms.c
> create mode 100644 drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_output.h
> create mode 100644 drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_plane.c
> create mode 100644 drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_plane.h
> create mode 100644 drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_rgb.c
>
--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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