Hi Laurentiu,
On Tue, 2020-07-21 at 13:20 +0300, Laurentiu Palcu wrote:
From: Laurentiu Palcu laurentiu.palcu@nxp.com
This adds initial support for iMX8MQ's Display Controller Subsystem (DCSS). Some of its capabilities include:
- 4K@60fps;
- HDR10;
- one graphics and 2 video pipelines;
- on-the-fly decompression of compressed video and graphics;
The reference manual can be found here: https://www.nxp.com/webapp/Download?colCode=IMX8MDQLQRM
The current patch adds only basic functionality: one primary plane for graphics, linear, tiled and super-tiled buffers support (no graphics decompression yet), no HDR10 and no video planes.
Video planes support and HDR10 will be added in subsequent patches once per-plane de-gamma/CSC/gamma support is in.
Signed-off-by: Laurentiu Palcu laurentiu.palcu@nxp.com Reviewed-by: Lucas Stach l.stach@pengutronix.de
drivers/gpu/drm/imx/Kconfig | 2 + drivers/gpu/drm/imx/Makefile | 1 + drivers/gpu/drm/imx/dcss/Kconfig | 9 + drivers/gpu/drm/imx/dcss/Makefile | 6 + drivers/gpu/drm/imx/dcss/dcss-blkctl.c | 70 +++ drivers/gpu/drm/imx/dcss/dcss-crtc.c | 219 +++++++ drivers/gpu/drm/imx/dcss/dcss-ctxld.c | 424 +++++++++++++ drivers/gpu/drm/imx/dcss/dcss-dev.c | 314 ++++++++++ drivers/gpu/drm/imx/dcss/dcss-dev.h | 177 ++++++ drivers/gpu/drm/imx/dcss/dcss-dpr.c | 562 +++++++++++++++++ drivers/gpu/drm/imx/dcss/dcss-drv.c | 138 +++++ drivers/gpu/drm/imx/dcss/dcss-dtg.c | 409 ++++++++++++ drivers/gpu/drm/imx/dcss/dcss-kms.c | 177 ++++++ drivers/gpu/drm/imx/dcss/dcss-kms.h | 43 ++ drivers/gpu/drm/imx/dcss/dcss-plane.c | 405 ++++++++++++ drivers/gpu/drm/imx/dcss/dcss-scaler.c | 826 +++++++++++++++++++++++++ drivers/gpu/drm/imx/dcss/dcss-ss.c | 180 ++++++ 17 files changed, 3962 insertions(+) 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
diff --git a/drivers/gpu/drm/imx/Kconfig b/drivers/gpu/drm/imx/Kconfig index 207bf7409dfb..6231048aa5aa 100644 --- a/drivers/gpu/drm/imx/Kconfig +++ b/drivers/gpu/drm/imx/Kconfig @@ -39,3 +39,5 @@ config DRM_IMX_HDMI depends on DRM_IMX help Choose this if you want to use HDMI on i.MX6.
+source "drivers/gpu/drm/imx/dcss/Kconfig" diff --git a/drivers/gpu/drm/imx/Makefile b/drivers/gpu/drm/imx/Makefile index 21cdcc2faabc..b644deffe948 100644 --- a/drivers/gpu/drm/imx/Makefile +++ b/drivers/gpu/drm/imx/Makefile @@ -9,3 +9,4 @@ obj-$(CONFIG_DRM_IMX_TVE) += imx-tve.o obj-$(CONFIG_DRM_IMX_LDB) += imx-ldb.o
obj-$(CONFIG_DRM_IMX_HDMI) += dw_hdmi-imx.o +obj-$(CONFIG_DRM_IMX_DCSS) += dcss/ diff --git a/drivers/gpu/drm/imx/dcss/Kconfig b/drivers/gpu/drm/imx/dcss/Kconfig new file mode 100644 index 000000000000..988979bc22cc --- /dev/null +++ b/drivers/gpu/drm/imx/dcss/Kconfig @@ -0,0 +1,9 @@ +config DRM_IMX_DCSS
- tristate "i.MX8MQ DCSS"
- select RESET_CONTROLLER
Why does DCSS select RESET_CONTROLLER?
regards Philipp