[PATCH v1 00/19] Add DRM for stih4xx platforms
Rob Clark
robdclark at gmail.com
Tue Apr 8 05:27:56 PDT 2014
On Tue, Apr 8, 2014 at 8:19 AM, Benjamin Gaignard
<benjamin.gaignard at linaro.org> wrote:
> This series of patches add the support of DRM/KMS drivers for STMicroelectronics
> chipsets stih416 and stih407.
*finally* \o/
one small request.. got a git branch somewhere? This patchset is big
enough that it would be convenient for reviewing to be able to
git-fetch..
BR,
-R
> Hardware is split in two main blocks: Compositor and TVout. Each of them
> includes specific hardware IPs and the display timing are controlled by a specific
> Video Timing Generator hardware IP (VTG).
>
> Compositor is made of the follow hardware IPs:
> - GDP (Generic Display Pipeline) which is an entry point for graphic (RGB)
> buffers
> - VDP (Video Diplay Pipeline) which is an entry point for video (YUV) buffers
> - HQVDP (High Quality Video Display Processor) that supports scaling,
> deinterlacing and some miscellaneous image quality improvements.
> It fetches the Video decoded buffers from memory, processes them and pushes
> them to the Compositor through a HW dedicated bus.
> - Mixer is responsible of mixing all the entries depending of their
> respective z-order and layout
>
> TVout is divided in 3 parts:
> - HDMI to generate HDMI signals, depending of chipset version HDMI phy can
> change.
> - HDA to generate signals for HD analog TV
> - VIP to control/switch data path coming from Compositor
>
> On stih416 compositor and Tvout are on different dies so a Video Trafic Advance
> inter-die Communication mechanism (VTAC) is needed.
>
> +---------------------------------------------+ +----------------------------------------+
> | +-------------------------------+ +----+ | | +----+ +--------------------------+ |
> | | | | | | | | | | +---------+ +----+ | |
> | | +----+ +------+ | | | | | | | | | VIP |---->|HDMI| | |
> | | |GPD +------------->| | | | | | | | | | | | +----+ | |
> | | +----+ |Mixer |--|-->| | | | | |---|->| switcher| | |
> | | | | | | | | | | | | | | +----+ | |
> | | | | | | | | | | | | | |---->|HDA | | |
> | | +------+ | |VTAC|========>|VTAC| | +---------+ +----+ | |
> | | | | | | | | | | | |
> | | Compositor | | | | | | | | TVout | |
> | +-------------------------------+ | | | | | | +--------------------------+ |
> | ^ | | | | | | ^ |
> | | | | | | | | | |
> | +--------------+ | | | | | | +-------------+ |
> | | VTG (master) |----->| | | | | |----->| VTG (slave) | |
> | +--------------+ +----+ | | +----+ +-------------+ |
> |Digital die | | Analog Die|
> +---------------------------------------------+ +----------------------------------------+
>
> On stih407 Compositor and Tvout are on the same die
>
> +-----------------------------------------------------------------+
> | +-------------------------------+ +--------------------------+ |
> | | | | +---------+ +----+ | |
> | | +----+ +------+ | | | VIP |---->|HDMI| | |
> | | |GPD +------------->| | | | | | +----+ | |
> | | +----+ |Mixer |--|--|->| switcher| | |
> | | +----+ +-----+ | | | | | | +----+ | |
> | | |VDP +-->+HQVDP+--->| | | | | |---->|HDA | | |
> | | +----+ +-----+ +------+ | | +---------+ +----+ | |
> | | | | | |
> | | Compositor | | TVout | |
> | +-------------------------------+ +--------------------------+ |
> | ^ ^ |
> | | | |
> | +--------------+ |
> | | VTG | |
> | +--------------+ |
> |Digital die |
> +-----------------------------------------------------------------+
>
> In addition of the drivers for the IPs listed before a thin I2C driver (hdmiddc) is used
> by HDMI driver to retrieve EDID for monitor.
>
> To unify interfaces of GDP and VDP we create a "layer" interface called by
> compositor to control both GPD and VDP.
>
> Hardware have memory contraints (alignment, contiguous) so we use CMA drm helpers functions
> to allocate frame buffer.
>
> File naming convention is:
> - sti_* for IPs drivers
> - sti_drm_* for drm functions implementation.
>
> Benjamin Gaignard (18):
> drm: sti: add bindings for DRM driver
> drm: sti: add VTG driver
> drm: sti: add VTAC drivers
> drm: sti: add HDMI driver
> drm: sti: add I2C client driver for HDMI
> drm: sti: add HDA driver
> drm: sti: add TVOut driver
> drm: sti: add sti layer interface definition
> drm: sti: add GDP layer
> drm: sti: add VID layer
> drm: sti: add Mixer
> drm: sti: add Compositor
> drm: sti: add debug to GDP
> drm: sti: add debug to VID
> drm: sti: add debug to TVout
> drm: sti: add debug to mixer
> drm: sti: Add DRM driver itself
> drm: sti: add HQVDP driver
>
> Vincent Abriou (1):
> drm: sti: rename mixer registers to be main/aux independent
>
> .../devicetree/bindings/gpu/st,stih4xx.txt | 177 ++++
> drivers/gpu/drm/Kconfig | 2 +
> drivers/gpu/drm/Makefile | 1 +
> drivers/gpu/drm/sti/Kconfig | 26 +
> drivers/gpu/drm/sti/Makefile | 23 +
> drivers/gpu/drm/sti/sti_compositor.c | 189 ++++
> drivers/gpu/drm/sti/sti_compositor.h | 84 ++
> drivers/gpu/drm/sti/sti_ddc.c | 56 +
> drivers/gpu/drm/sti/sti_drm_connector.c | 195 ++++
> drivers/gpu/drm/sti/sti_drm_connector.h | 16 +
> drivers/gpu/drm/sti/sti_drm_crtc.c | 440 ++++++++
> drivers/gpu/drm/sti/sti_drm_crtc.h | 21 +
> drivers/gpu/drm/sti/sti_drm_drv.c | 484 +++++++++
> drivers/gpu/drm/sti/sti_drm_drv.h | 48 +
> drivers/gpu/drm/sti/sti_drm_encoder.c | 201 ++++
> drivers/gpu/drm/sti/sti_drm_encoder.h | 16 +
> drivers/gpu/drm/sti/sti_drm_plane.c | 195 ++++
> drivers/gpu/drm/sti/sti_drm_plane.h | 16 +
> drivers/gpu/drm/sti/sti_gdp.c | 726 +++++++++++++
> drivers/gpu/drm/sti/sti_gdp.h | 75 ++
> drivers/gpu/drm/sti/sti_hda.c | 826 +++++++++++++++
> drivers/gpu/drm/sti/sti_hda.h | 14 +
> drivers/gpu/drm/sti/sti_hdmi.c | 1045 +++++++++++++++++++
> drivers/gpu/drm/sti/sti_hdmi.h | 198 ++++
> drivers/gpu/drm/sti/sti_hdmi_tx3g0c55phy.c | 398 +++++++
> drivers/gpu/drm/sti/sti_hdmi_tx3g4c28phy.c | 224 ++++
> drivers/gpu/drm/sti/sti_hqvdp.c | 1089 ++++++++++++++++++++
> drivers/gpu/drm/sti/sti_hqvdp.h | 55 +
> drivers/gpu/drm/sti/sti_hqvdp_lut.h | 373 +++++++
> drivers/gpu/drm/sti/sti_layer.c | 324 ++++++
> drivers/gpu/drm/sti/sti_layer.h | 116 +++
> drivers/gpu/drm/sti/sti_mixer.c | 405 ++++++++
> drivers/gpu/drm/sti/sti_mixer.h | 54 +
> drivers/gpu/drm/sti/sti_tvout.c | 863 ++++++++++++++++
> drivers/gpu/drm/sti/sti_tvout.h | 105 ++
> drivers/gpu/drm/sti/sti_vid.c | 259 +++++
> drivers/gpu/drm/sti/sti_vid.h | 34 +
> drivers/gpu/drm/sti/sti_vtac_rx.c | 140 +++
> drivers/gpu/drm/sti/sti_vtac_tx.c | 152 +++
> drivers/gpu/drm/sti/sti_vtac_utils.h | 52 +
> drivers/gpu/drm/sti/sti_vtg.c | 438 ++++++++
> drivers/gpu/drm/sti/sti_vtg.h | 20 +
> drivers/gpu/drm/sti/sti_vtg_utils.c | 99 ++
> drivers/gpu/drm/sti/sti_vtg_utils.h | 29 +
> 44 files changed, 10303 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/gpu/st,stih4xx.txt
> create mode 100644 drivers/gpu/drm/sti/Kconfig
> create mode 100644 drivers/gpu/drm/sti/Makefile
> create mode 100644 drivers/gpu/drm/sti/sti_compositor.c
> create mode 100644 drivers/gpu/drm/sti/sti_compositor.h
> create mode 100644 drivers/gpu/drm/sti/sti_ddc.c
> create mode 100644 drivers/gpu/drm/sti/sti_drm_connector.c
> create mode 100644 drivers/gpu/drm/sti/sti_drm_connector.h
> create mode 100644 drivers/gpu/drm/sti/sti_drm_crtc.c
> create mode 100644 drivers/gpu/drm/sti/sti_drm_crtc.h
> create mode 100644 drivers/gpu/drm/sti/sti_drm_drv.c
> create mode 100644 drivers/gpu/drm/sti/sti_drm_drv.h
> create mode 100644 drivers/gpu/drm/sti/sti_drm_encoder.c
> create mode 100644 drivers/gpu/drm/sti/sti_drm_encoder.h
> create mode 100644 drivers/gpu/drm/sti/sti_drm_plane.c
> create mode 100644 drivers/gpu/drm/sti/sti_drm_plane.h
> create mode 100644 drivers/gpu/drm/sti/sti_gdp.c
> create mode 100644 drivers/gpu/drm/sti/sti_gdp.h
> create mode 100644 drivers/gpu/drm/sti/sti_hda.c
> create mode 100644 drivers/gpu/drm/sti/sti_hda.h
> create mode 100644 drivers/gpu/drm/sti/sti_hdmi.c
> create mode 100644 drivers/gpu/drm/sti/sti_hdmi.h
> create mode 100644 drivers/gpu/drm/sti/sti_hdmi_tx3g0c55phy.c
> create mode 100644 drivers/gpu/drm/sti/sti_hdmi_tx3g4c28phy.c
> create mode 100644 drivers/gpu/drm/sti/sti_hqvdp.c
> create mode 100644 drivers/gpu/drm/sti/sti_hqvdp.h
> create mode 100644 drivers/gpu/drm/sti/sti_hqvdp_lut.h
> create mode 100644 drivers/gpu/drm/sti/sti_layer.c
> create mode 100644 drivers/gpu/drm/sti/sti_layer.h
> create mode 100644 drivers/gpu/drm/sti/sti_mixer.c
> create mode 100644 drivers/gpu/drm/sti/sti_mixer.h
> create mode 100644 drivers/gpu/drm/sti/sti_tvout.c
> create mode 100644 drivers/gpu/drm/sti/sti_tvout.h
> create mode 100644 drivers/gpu/drm/sti/sti_vid.c
> create mode 100644 drivers/gpu/drm/sti/sti_vid.h
> create mode 100644 drivers/gpu/drm/sti/sti_vtac_rx.c
> create mode 100644 drivers/gpu/drm/sti/sti_vtac_tx.c
> create mode 100644 drivers/gpu/drm/sti/sti_vtac_utils.h
> create mode 100644 drivers/gpu/drm/sti/sti_vtg.c
> create mode 100644 drivers/gpu/drm/sti/sti_vtg.h
> create mode 100644 drivers/gpu/drm/sti/sti_vtg_utils.c
> create mode 100644 drivers/gpu/drm/sti/sti_vtg_utils.h
>
> --
> 1.9.0
>
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