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SubjectRe: [PATCH v3 0/4] Add support for iMX8MQ Display Controller Subsystem
Hi Laurentiu,
On Fri, Dec 06, 2019 at 11:52:37AM +0200, Laurentiu Palcu wrote:
> Hi,
>
> This patchset adds initial DCSS support for iMX8MQ chip. Initial support
> includes only graphics plane support (no video planes), no HDR10 capabilities,
> no graphics decompression (only linear, tiled and super-tiled buffers allowed).
>
> Support for the rest of the features will be added incrementally, in subsequent
> patches.
>
> The patchset was tested with both HDP driver (not yet upstreamed) and MIPI-DSI
> (drivers already on the dri-devel ML).

I've been testing this with the HDP parts pulled out of NXPs vendor tree
for a while so

Tested-by: Guido Günther <agx@sigxcpu.org>

Cheers,
-- Guido

>
> Thanks,
> Laurentiu
>
> Changes in v3:
> * rebased to latest linux-next and made it compile as drmP.h was
> removed;
> * removed the patch adding the VIDEO2_PLL clock. It's already applied;
> * removed an unnecessary 50ms sleep in the dcss_dtg_sync_set();
> * fixed a a spurious hang reported by Lukas Hartmann and encountered
> by me several times;
> * mask DPR and DTG interrupts by default, as they may come enabled from
> U-boot;
>
> Changes in v2:
> * Removed '0x' in node's unit-address both in DT and yaml;
> * Made the address region size lowercase, to be consistent;
> * Removed some left-over references to P010;
> * Added a Kconfig dependency of DRM && ARCH_MXC. This will also silence compilation
> issues reported by kbuild for other architectures;
>
>
> Laurentiu Palcu (4):
> drm/imx: compile imx directory by default
> drm/imx: Add initial support for DCSS on iMX8MQ
> dt-bindings: display: imx: add bindings for DCSS
> arm64: dts: imx8mq: add DCSS node
>
> .../bindings/display/imx/nxp,imx8mq-dcss.yaml | 86 +++
> arch/arm64/boot/dts/freescale/imx8mq.dtsi | 25 +
> drivers/gpu/drm/Makefile | 2 +-
> drivers/gpu/drm/imx/Kconfig | 2 +
> drivers/gpu/drm/imx/Makefile | 1 +
> drivers/gpu/drm/imx/dcss/Kconfig | 8 +
> drivers/gpu/drm/imx/dcss/Makefile | 6 +
> drivers/gpu/drm/imx/dcss/dcss-blkctl.c | 75 ++
> drivers/gpu/drm/imx/dcss/dcss-crtc.c | 224 ++++++
> drivers/gpu/drm/imx/dcss/dcss-ctxld.c | 447 +++++++++++
> drivers/gpu/drm/imx/dcss/dcss-dev.c | 286 +++++++
> drivers/gpu/drm/imx/dcss/dcss-dev.h | 195 +++++
> drivers/gpu/drm/imx/dcss/dcss-dpr.c | 550 ++++++++++++++
> drivers/gpu/drm/imx/dcss/dcss-drv.c | 181 +++++
> drivers/gpu/drm/imx/dcss/dcss-dtg.c | 442 +++++++++++
> drivers/gpu/drm/imx/dcss/dcss-kms.c | 322 ++++++++
> drivers/gpu/drm/imx/dcss/dcss-kms.h | 52 ++
> drivers/gpu/drm/imx/dcss/dcss-plane.c | 418 +++++++++++
> drivers/gpu/drm/imx/dcss/dcss-scaler.c | 826 +++++++++++++++++++++
> drivers/gpu/drm/imx/dcss/dcss-ss.c | 179 +++++
> 20 files changed, 4326 insertions(+), 1 deletion(-)
> create mode 100644 Documentation/devicetree/bindings/display/imx/nxp,imx8mq-dcss.yaml
> create mode 100644 drivers/gpu/drm/imx/dcss/Kconfig
> create mode 100644 drivers/gpu/drm/imx/dcss/Makefile
> create mode 100644 drivers/gpu/drm/imx/dcss/dcss-blkctl.c
> create mode 100644 drivers/gpu/drm/imx/dcss/dcss-crtc.c
> create mode 100644 drivers/gpu/drm/imx/dcss/dcss-ctxld.c
> create mode 100644 drivers/gpu/drm/imx/dcss/dcss-dev.c
> create mode 100644 drivers/gpu/drm/imx/dcss/dcss-dev.h
> create mode 100644 drivers/gpu/drm/imx/dcss/dcss-dpr.c
> create mode 100644 drivers/gpu/drm/imx/dcss/dcss-drv.c
> create mode 100644 drivers/gpu/drm/imx/dcss/dcss-dtg.c
> create mode 100644 drivers/gpu/drm/imx/dcss/dcss-kms.c
> create mode 100644 drivers/gpu/drm/imx/dcss/dcss-kms.h
> create mode 100644 drivers/gpu/drm/imx/dcss/dcss-plane.c
> create mode 100644 drivers/gpu/drm/imx/dcss/dcss-scaler.c
> create mode 100644 drivers/gpu/drm/imx/dcss/dcss-ss.c
>
> --
> 2.7.4
>

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