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authorGravatar Daniel Vetter <daniel.vetter@ffwll.ch> 2023-11-23 18:10:39 +0100
committerGravatar Daniel Vetter <daniel.vetter@ffwll.ch> 2023-11-23 18:10:40 +0100
commitb26ca735195bd2ffd57539b4ac5565cd40a1fffd (patch)
tree9e6c801ecac3d476b4f91a1aada165d3c291173a /Documentation
parentMerge tag 'drm-misc-next-2023-11-17' of git://anongit.freedesktop.org/drm/drm... (diff)
parentdrm/imagination: Add driver documentation (diff)
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Merge tag 'drm-misc-next-2023-11-23' of git://anongit.freedesktop.org/drm/drm-misc into drm-next
drm-misc-next for 6.8: UAPI Changes: Cross-subsystem Changes: Core Changes: - Drop deprecated drm_kms_helper.edid_firmware module parameter Driver Changes: - Convert platform drivers remove callback to return void - imagination: Introduction of the Imagination GPU Support - rockchip: - rk3066_hdmi: Convert to atomic - vop2: Support NV20 and NV30 - panel: - elida-kd35t133: PM reworks - New panels: Powkiddy RK2023 Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> From: Maxime Ripard <mripard@redhat.com> Link: https://patchwork.freedesktop.org/patch/msgid/drzvrbsej2txf6a6npc4ukkpadj3wio7edkjbgsfdm4l33szpe@fgwtdy5z5ev7
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/devicetree/bindings/display/panel/newvision,nv3051d.yaml2
-rw-r--r--Documentation/devicetree/bindings/gpu/img,powervr.yaml73
-rw-r--r--Documentation/gpu/drivers.rst2
-rw-r--r--Documentation/gpu/imagination/index.rst13
-rw-r--r--Documentation/gpu/imagination/uapi.rst174
5 files changed, 263 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/display/panel/newvision,nv3051d.yaml b/Documentation/devicetree/bindings/display/panel/newvision,nv3051d.yaml
index cce775a87f87..7a634fbc465e 100644
--- a/Documentation/devicetree/bindings/display/panel/newvision,nv3051d.yaml
+++ b/Documentation/devicetree/bindings/display/panel/newvision,nv3051d.yaml
@@ -21,7 +21,7 @@ properties:
- enum:
- anbernic,rg351v-panel
- anbernic,rg353p-panel
- - anbernic,rg353v-panel
+ - powkiddy,rk2023-panel
- const: newvision,nv3051d
reg: true
diff --git a/Documentation/devicetree/bindings/gpu/img,powervr.yaml b/Documentation/devicetree/bindings/gpu/img,powervr.yaml
new file mode 100644
index 000000000000..a13298f1a182
--- /dev/null
+++ b/Documentation/devicetree/bindings/gpu/img,powervr.yaml
@@ -0,0 +1,73 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+# Copyright (c) 2023 Imagination Technologies Ltd.
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/gpu/img,powervr.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Imagination Technologies PowerVR and IMG GPU
+
+maintainers:
+ - Frank Binns <frank.binns@imgtec.com>
+
+properties:
+ compatible:
+ items:
+ - enum:
+ - ti,am62-gpu
+ - const: img,img-axe # IMG AXE GPU model/revision is fully discoverable
+
+ reg:
+ maxItems: 1
+
+ clocks:
+ minItems: 1
+ maxItems: 3
+
+ clock-names:
+ items:
+ - const: core
+ - const: mem
+ - const: sys
+ minItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ power-domains:
+ maxItems: 1
+
+required:
+ - compatible
+ - reg
+ - clocks
+ - clock-names
+ - interrupts
+
+additionalProperties: false
+
+allOf:
+ - if:
+ properties:
+ compatible:
+ contains:
+ const: ti,am62-gpu
+ then:
+ properties:
+ clocks:
+ maxItems: 1
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/irq.h>
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+ #include <dt-bindings/soc/ti,sci_pm_domain.h>
+
+ gpu@fd00000 {
+ compatible = "ti,am62-gpu", "img,img-axe";
+ reg = <0x0fd00000 0x20000>;
+ clocks = <&k3_clks 187 0>;
+ clock-names = "core";
+ interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>;
+ power-domains = <&k3_pds 187 TI_SCI_PD_EXCLUSIVE>;
+ };
diff --git a/Documentation/gpu/drivers.rst b/Documentation/gpu/drivers.rst
index 45a12e552091..cc6535f5f28c 100644
--- a/Documentation/gpu/drivers.rst
+++ b/Documentation/gpu/drivers.rst
@@ -3,9 +3,11 @@ GPU Driver Documentation
========================
.. toctree::
+ :maxdepth: 3
amdgpu/index
i915
+ imagination/index
mcde
meson
pl111
diff --git a/Documentation/gpu/imagination/index.rst b/Documentation/gpu/imagination/index.rst
new file mode 100644
index 000000000000..dc9579e758c3
--- /dev/null
+++ b/Documentation/gpu/imagination/index.rst
@@ -0,0 +1,13 @@
+=======================================
+drm/imagination PowerVR Graphics Driver
+=======================================
+
+.. kernel-doc:: drivers/gpu/drm/imagination/pvr_drv.c
+ :doc: PowerVR Graphics Driver
+
+Contents
+========
+.. toctree::
+ :maxdepth: 2
+
+ uapi
diff --git a/Documentation/gpu/imagination/uapi.rst b/Documentation/gpu/imagination/uapi.rst
new file mode 100644
index 000000000000..2227ea7e6222
--- /dev/null
+++ b/Documentation/gpu/imagination/uapi.rst
@@ -0,0 +1,174 @@
+====
+UAPI
+====
+The sources associated with this section can be found in ``pvr_drm.h``.
+
+.. kernel-doc:: include/uapi/drm/pvr_drm.h
+ :doc: PowerVR UAPI
+
+OBJECT ARRAYS
+=============
+.. kernel-doc:: include/uapi/drm/pvr_drm.h
+ :identifiers: drm_pvr_obj_array
+
+.. kernel-doc:: include/uapi/drm/pvr_drm.h
+ :identifiers: DRM_PVR_OBJ_ARRAY
+
+IOCTLS
+======
+.. kernel-doc:: include/uapi/drm/pvr_drm.h
+ :doc: PowerVR IOCTL interface
+
+.. kernel-doc:: include/uapi/drm/pvr_drm.h
+ :identifiers: PVR_IOCTL
+
+DEV_QUERY
+---------
+.. kernel-doc:: include/uapi/drm/pvr_drm.h
+ :doc: PowerVR IOCTL DEV_QUERY interface
+
+.. kernel-doc:: include/uapi/drm/pvr_drm.h
+ :identifiers: drm_pvr_dev_query
+
+.. kernel-doc:: include/uapi/drm/pvr_drm.h
+ :identifiers: drm_pvr_ioctl_dev_query_args
+
+.. kernel-doc:: include/uapi/drm/pvr_drm.h
+ :identifiers: drm_pvr_dev_query_gpu_info
+ drm_pvr_dev_query_runtime_info
+ drm_pvr_dev_query_hwrt_info
+ drm_pvr_dev_query_quirks
+ drm_pvr_dev_query_enhancements
+
+.. kernel-doc:: include/uapi/drm/pvr_drm.h
+ :identifiers: drm_pvr_heap_id
+ drm_pvr_heap
+ drm_pvr_dev_query_heap_info
+
+.. kernel-doc:: include/uapi/drm/pvr_drm.h
+ :doc: Flags for DRM_PVR_DEV_QUERY_HEAP_INFO_GET.
+
+.. kernel-doc:: include/uapi/drm/pvr_drm.h
+ :identifiers: drm_pvr_static_data_area_usage
+ drm_pvr_static_data_area
+ drm_pvr_dev_query_static_data_areas
+
+CREATE_BO
+---------
+.. kernel-doc:: include/uapi/drm/pvr_drm.h
+ :doc: PowerVR IOCTL CREATE_BO interface
+
+.. kernel-doc:: include/uapi/drm/pvr_drm.h
+ :identifiers: drm_pvr_ioctl_create_bo_args
+
+.. kernel-doc:: include/uapi/drm/pvr_drm.h
+ :doc: Flags for CREATE_BO
+
+GET_BO_MMAP_OFFSET
+------------------
+.. kernel-doc:: include/uapi/drm/pvr_drm.h
+ :doc: PowerVR IOCTL GET_BO_MMAP_OFFSET interface
+
+.. kernel-doc:: include/uapi/drm/pvr_drm.h
+ :identifiers: drm_pvr_ioctl_get_bo_mmap_offset_args
+
+CREATE_VM_CONTEXT and DESTROY_VM_CONTEXT
+----------------------------------------
+.. kernel-doc:: include/uapi/drm/pvr_drm.h
+ :doc: PowerVR IOCTL CREATE_VM_CONTEXT and DESTROY_VM_CONTEXT interfaces
+
+.. kernel-doc:: include/uapi/drm/pvr_drm.h
+ :identifiers: drm_pvr_ioctl_create_vm_context_args
+ drm_pvr_ioctl_destroy_vm_context_args
+
+VM_MAP and VM_UNMAP
+-------------------
+.. kernel-doc:: include/uapi/drm/pvr_drm.h
+ :doc: PowerVR IOCTL VM_MAP and VM_UNMAP interfaces
+
+.. kernel-doc:: include/uapi/drm/pvr_drm.h
+ :identifiers: drm_pvr_ioctl_vm_map_args
+ drm_pvr_ioctl_vm_unmap_args
+
+CREATE_CONTEXT and DESTROY_CONTEXT
+----------------------------------
+.. kernel-doc:: include/uapi/drm/pvr_drm.h
+ :doc: PowerVR IOCTL CREATE_CONTEXT and DESTROY_CONTEXT interfaces
+
+.. kernel-doc:: include/uapi/drm/pvr_drm.h
+ :identifiers: drm_pvr_ioctl_create_context_args
+
+.. kernel-doc:: include/uapi/drm/pvr_drm.h
+ :identifiers: drm_pvr_ctx_priority
+ drm_pvr_ctx_type
+ drm_pvr_static_render_context_state
+ drm_pvr_static_render_context_state_format
+ drm_pvr_reset_framework
+ drm_pvr_reset_framework_format
+
+.. kernel-doc:: include/uapi/drm/pvr_drm.h
+ :identifiers: drm_pvr_ioctl_destroy_context_args
+
+CREATE_FREE_LIST and DESTROY_FREE_LIST
+--------------------------------------
+.. kernel-doc:: include/uapi/drm/pvr_drm.h
+ :doc: PowerVR IOCTL CREATE_FREE_LIST and DESTROY_FREE_LIST interfaces
+
+.. kernel-doc:: include/uapi/drm/pvr_drm.h
+ :identifiers: drm_pvr_ioctl_create_free_list_args
+
+.. kernel-doc:: include/uapi/drm/pvr_drm.h
+ :identifiers: drm_pvr_ioctl_destroy_free_list_args
+
+CREATE_HWRT_DATASET and DESTROY_HWRT_DATASET
+--------------------------------------
+.. kernel-doc:: include/uapi/drm/pvr_drm.h
+ :doc: PowerVR IOCTL CREATE_HWRT_DATASET and DESTROY_HWRT_DATASET interfaces
+
+.. kernel-doc:: include/uapi/drm/pvr_drm.h
+ :identifiers: drm_pvr_ioctl_create_hwrt_dataset_args
+
+.. kernel-doc:: include/uapi/drm/pvr_drm.h
+ :identifiers: drm_pvr_create_hwrt_geom_data_args
+ drm_pvr_create_hwrt_rt_data_args
+
+.. kernel-doc:: include/uapi/drm/pvr_drm.h
+ :identifiers: drm_pvr_ioctl_destroy_hwrt_dataset_args
+
+SUBMIT_JOBS
+-----------
+.. kernel-doc:: include/uapi/drm/pvr_drm.h
+ :doc: PowerVR IOCTL SUBMIT_JOBS interface
+
+.. kernel-doc:: include/uapi/drm/pvr_drm.h
+ :doc: Flags for the drm_pvr_sync_op object.
+
+.. kernel-doc:: include/uapi/drm/pvr_drm.h
+ :identifiers: drm_pvr_ioctl_submit_jobs_args
+
+.. kernel-doc:: include/uapi/drm/pvr_drm.h
+ :doc: Flags for SUBMIT_JOB ioctl geometry command.
+
+.. kernel-doc:: include/uapi/drm/pvr_drm.h
+ :doc: Flags for SUBMIT_JOB ioctl fragment command.
+
+.. kernel-doc:: include/uapi/drm/pvr_drm.h
+ :doc: Flags for SUBMIT_JOB ioctl compute command.
+
+.. kernel-doc:: include/uapi/drm/pvr_drm.h
+ :doc: Flags for SUBMIT_JOB ioctl transfer command.
+
+.. kernel-doc:: include/uapi/drm/pvr_drm.h
+ :identifiers: drm_pvr_sync_op
+ drm_pvr_job_type
+ drm_pvr_hwrt_data_ref
+ drm_pvr_job
+
+Internal notes
+==============
+.. kernel-doc:: drivers/gpu/drm/imagination/pvr_device.h
+ :doc: IOCTL validation helpers
+
+.. kernel-doc:: drivers/gpu/drm/imagination/pvr_device.h
+ :identifiers: PVR_STATIC_ASSERT_64BIT_ALIGNED PVR_IOCTL_UNION_PADDING_CHECK
+ pvr_ioctl_union_padding_check