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681 lines
14 KiB
681 lines
14 KiB
/* |
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* Copyright (c) 2012-2013, NVIDIA CORPORATION. All rights reserved. |
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* |
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* Permission is hereby granted, free of charge, to any person obtaining a |
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* copy of this software and associated documentation files (the "Software"), |
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* to deal in the Software without restriction, including without limitation |
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* the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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* and/or sell copies of the Software, and to permit persons to whom the |
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* Software is furnished to do so, subject to the following conditions: |
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* |
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* The above copyright notice and this permission notice shall be included in |
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* all copies or substantial portions of the Software. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR |
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
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* OTHER DEALINGS IN THE SOFTWARE. |
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*/ |
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#ifndef _UAPI_TEGRA_DRM_H_ |
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#define _UAPI_TEGRA_DRM_H_ |
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#include "drm.h" |
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#if defined(__cplusplus) |
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extern "C" { |
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#endif |
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#define DRM_TEGRA_GEM_CREATE_TILED (1 << 0) |
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#define DRM_TEGRA_GEM_CREATE_BOTTOM_UP (1 << 1) |
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/** |
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* struct drm_tegra_gem_create - parameters for the GEM object creation IOCTL |
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*/ |
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struct drm_tegra_gem_create { |
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/** |
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* @size: |
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* |
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* The size, in bytes, of the buffer object to be created. |
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*/ |
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__u64 size; |
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/** |
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* @flags: |
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* |
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* A bitmask of flags that influence the creation of GEM objects: |
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* |
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* DRM_TEGRA_GEM_CREATE_TILED |
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* Use the 16x16 tiling format for this buffer. |
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* |
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* DRM_TEGRA_GEM_CREATE_BOTTOM_UP |
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* The buffer has a bottom-up layout. |
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*/ |
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__u32 flags; |
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/** |
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* @handle: |
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* |
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* The handle of the created GEM object. Set by the kernel upon |
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* successful completion of the IOCTL. |
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*/ |
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__u32 handle; |
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}; |
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/** |
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* struct drm_tegra_gem_mmap - parameters for the GEM mmap IOCTL |
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*/ |
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struct drm_tegra_gem_mmap { |
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/** |
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* @handle: |
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* |
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* Handle of the GEM object to obtain an mmap offset for. |
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*/ |
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__u32 handle; |
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/** |
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* @pad: |
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* |
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* Structure padding that may be used in the future. Must be 0. |
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*/ |
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__u32 pad; |
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/** |
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* @offset: |
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* |
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* The mmap offset for the given GEM object. Set by the kernel upon |
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* successful completion of the IOCTL. |
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*/ |
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__u64 offset; |
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}; |
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/** |
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* struct drm_tegra_syncpt_read - parameters for the read syncpoint IOCTL |
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*/ |
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struct drm_tegra_syncpt_read { |
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/** |
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* @id: |
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* |
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* ID of the syncpoint to read the current value from. |
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*/ |
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__u32 id; |
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/** |
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* @value: |
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* |
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* The current syncpoint value. Set by the kernel upon successful |
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* completion of the IOCTL. |
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*/ |
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__u32 value; |
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}; |
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/** |
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* struct drm_tegra_syncpt_incr - parameters for the increment syncpoint IOCTL |
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*/ |
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struct drm_tegra_syncpt_incr { |
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/** |
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* @id: |
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* |
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* ID of the syncpoint to increment. |
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*/ |
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__u32 id; |
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/** |
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* @pad: |
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* |
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* Structure padding that may be used in the future. Must be 0. |
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*/ |
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__u32 pad; |
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}; |
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/** |
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* struct drm_tegra_syncpt_wait - parameters for the wait syncpoint IOCTL |
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*/ |
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struct drm_tegra_syncpt_wait { |
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/** |
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* @id: |
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* |
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* ID of the syncpoint to wait on. |
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*/ |
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__u32 id; |
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/** |
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* @thresh: |
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* |
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* Threshold value for which to wait. |
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*/ |
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__u32 thresh; |
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/** |
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* @timeout: |
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* |
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* Timeout, in milliseconds, to wait. |
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*/ |
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__u32 timeout; |
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/** |
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* @value: |
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* |
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* The new syncpoint value after the wait. Set by the kernel upon |
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* successful completion of the IOCTL. |
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*/ |
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__u32 value; |
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}; |
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#define DRM_TEGRA_NO_TIMEOUT (0xffffffff) |
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/** |
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* struct drm_tegra_open_channel - parameters for the open channel IOCTL |
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*/ |
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struct drm_tegra_open_channel { |
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/** |
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* @client: |
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* |
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* The client ID for this channel. |
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*/ |
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__u32 client; |
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/** |
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* @pad: |
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* |
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* Structure padding that may be used in the future. Must be 0. |
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*/ |
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__u32 pad; |
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/** |
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* @context: |
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* |
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* The application context of this channel. Set by the kernel upon |
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* successful completion of the IOCTL. This context needs to be passed |
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* to the DRM_TEGRA_CHANNEL_CLOSE or the DRM_TEGRA_SUBMIT IOCTLs. |
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*/ |
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__u64 context; |
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}; |
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/** |
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* struct drm_tegra_close_channel - parameters for the close channel IOCTL |
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*/ |
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struct drm_tegra_close_channel { |
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/** |
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* @context: |
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* |
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* The application context of this channel. This is obtained from the |
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* DRM_TEGRA_OPEN_CHANNEL IOCTL. |
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*/ |
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__u64 context; |
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}; |
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/** |
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* struct drm_tegra_get_syncpt - parameters for the get syncpoint IOCTL |
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*/ |
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struct drm_tegra_get_syncpt { |
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/** |
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* @context: |
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* |
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* The application context identifying the channel for which to obtain |
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* the syncpoint ID. |
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*/ |
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__u64 context; |
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/** |
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* @index: |
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* |
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* Index of the client syncpoint for which to obtain the ID. |
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*/ |
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__u32 index; |
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/** |
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* @id: |
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* |
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* The ID of the given syncpoint. Set by the kernel upon successful |
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* completion of the IOCTL. |
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*/ |
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__u32 id; |
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}; |
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/** |
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* struct drm_tegra_get_syncpt_base - parameters for the get wait base IOCTL |
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*/ |
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struct drm_tegra_get_syncpt_base { |
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/** |
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* @context: |
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* |
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* The application context identifying for which channel to obtain the |
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* wait base. |
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*/ |
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__u64 context; |
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/** |
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* @syncpt: |
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* |
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* ID of the syncpoint for which to obtain the wait base. |
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*/ |
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__u32 syncpt; |
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/** |
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* @id: |
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* |
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* The ID of the wait base corresponding to the client syncpoint. Set |
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* by the kernel upon successful completion of the IOCTL. |
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*/ |
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__u32 id; |
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}; |
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/** |
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* struct drm_tegra_syncpt - syncpoint increment operation |
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*/ |
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struct drm_tegra_syncpt { |
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/** |
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* @id: |
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* |
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* ID of the syncpoint to operate on. |
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*/ |
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__u32 id; |
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/** |
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* @incrs: |
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* |
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* Number of increments to perform for the syncpoint. |
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*/ |
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__u32 incrs; |
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}; |
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/** |
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* struct drm_tegra_cmdbuf - structure describing a command buffer |
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*/ |
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struct drm_tegra_cmdbuf { |
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/** |
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* @handle: |
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* |
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* Handle to a GEM object containing the command buffer. |
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*/ |
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__u32 handle; |
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/** |
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* @offset: |
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* |
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* Offset, in bytes, into the GEM object identified by @handle at |
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* which the command buffer starts. |
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*/ |
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__u32 offset; |
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/** |
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* @words: |
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* |
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* Number of 32-bit words in this command buffer. |
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*/ |
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__u32 words; |
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/** |
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* @pad: |
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* |
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* Structure padding that may be used in the future. Must be 0. |
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*/ |
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__u32 pad; |
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}; |
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/** |
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* struct drm_tegra_reloc - GEM object relocation structure |
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*/ |
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struct drm_tegra_reloc { |
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struct { |
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/** |
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* @cmdbuf.handle: |
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* |
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* Handle to the GEM object containing the command buffer for |
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* which to perform this GEM object relocation. |
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*/ |
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__u32 handle; |
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/** |
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* @cmdbuf.offset: |
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* |
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* Offset, in bytes, into the command buffer at which to |
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* insert the relocated address. |
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*/ |
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__u32 offset; |
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} cmdbuf; |
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struct { |
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/** |
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* @target.handle: |
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* |
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* Handle to the GEM object to be relocated. |
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*/ |
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__u32 handle; |
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/** |
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* @target.offset: |
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* |
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* Offset, in bytes, into the target GEM object at which the |
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* relocated data starts. |
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*/ |
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__u32 offset; |
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} target; |
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/** |
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* @shift: |
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* |
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* The number of bits by which to shift relocated addresses. |
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*/ |
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__u32 shift; |
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/** |
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* @pad: |
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* |
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* Structure padding that may be used in the future. Must be 0. |
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*/ |
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__u32 pad; |
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}; |
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/** |
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* struct drm_tegra_waitchk - wait check structure |
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*/ |
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struct drm_tegra_waitchk { |
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/** |
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* @handle: |
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* |
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* Handle to the GEM object containing a command stream on which to |
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* perform the wait check. |
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*/ |
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__u32 handle; |
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/** |
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* @offset: |
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* |
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* Offset, in bytes, of the location in the command stream to perform |
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* the wait check on. |
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*/ |
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__u32 offset; |
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/** |
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* @syncpt: |
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* |
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* ID of the syncpoint to wait check. |
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*/ |
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__u32 syncpt; |
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/** |
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* @thresh: |
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* |
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* Threshold value for which to check. |
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*/ |
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__u32 thresh; |
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}; |
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/** |
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* struct drm_tegra_submit - job submission structure |
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*/ |
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struct drm_tegra_submit { |
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/** |
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* @context: |
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* |
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* The application context identifying the channel to use for the |
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* execution of this job. |
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*/ |
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__u64 context; |
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/** |
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* @num_syncpts: |
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* |
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* The number of syncpoints operated on by this job. This defines the |
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* length of the array pointed to by @syncpts. |
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*/ |
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__u32 num_syncpts; |
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/** |
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* @num_cmdbufs: |
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* |
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* The number of command buffers to execute as part of this job. This |
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* defines the length of the array pointed to by @cmdbufs. |
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*/ |
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__u32 num_cmdbufs; |
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/** |
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* @num_relocs: |
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* |
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* The number of relocations to perform before executing this job. |
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* This defines the length of the array pointed to by @relocs. |
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*/ |
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__u32 num_relocs; |
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/** |
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* @num_waitchks: |
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* |
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* The number of wait checks to perform as part of this job. This |
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* defines the length of the array pointed to by @waitchks. |
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*/ |
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__u32 num_waitchks; |
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/** |
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* @waitchk_mask: |
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* |
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* Bitmask of valid wait checks. |
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*/ |
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__u32 waitchk_mask; |
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/** |
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* @timeout: |
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* |
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* Timeout, in milliseconds, before this job is cancelled. |
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*/ |
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__u32 timeout; |
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/** |
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* @syncpts: |
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* |
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* A pointer to an array of &struct drm_tegra_syncpt structures that |
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* specify the syncpoint operations performed as part of this job. |
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* The number of elements in the array must be equal to the value |
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* given by @num_syncpts. |
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*/ |
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__u64 syncpts; |
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/** |
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* @cmdbufs: |
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* |
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* A pointer to an array of &struct drm_tegra_cmdbuf structures that |
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* define the command buffers to execute as part of this job. The |
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* number of elements in the array must be equal to the value given |
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* by @num_syncpts. |
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*/ |
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__u64 cmdbufs; |
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/** |
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* @relocs: |
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* |
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* A pointer to an array of &struct drm_tegra_reloc structures that |
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* specify the relocations that need to be performed before executing |
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* this job. The number of elements in the array must be equal to the |
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* value given by @num_relocs. |
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*/ |
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__u64 relocs; |
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/** |
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* @waitchks: |
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* |
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* A pointer to an array of &struct drm_tegra_waitchk structures that |
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* specify the wait checks to be performed while executing this job. |
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* The number of elements in the array must be equal to the value |
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* given by @num_waitchks. |
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*/ |
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__u64 waitchks; |
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/** |
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* @fence: |
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* |
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* The threshold of the syncpoint associated with this job after it |
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* has been completed. Set by the kernel upon successful completion of |
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* the IOCTL. This can be used with the DRM_TEGRA_SYNCPT_WAIT IOCTL to |
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* wait for this job to be finished. |
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*/ |
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__u32 fence; |
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/** |
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* @reserved: |
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* |
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* This field is reserved for future use. Must be 0. |
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*/ |
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__u32 reserved[5]; |
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}; |
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#define DRM_TEGRA_GEM_TILING_MODE_PITCH 0 |
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#define DRM_TEGRA_GEM_TILING_MODE_TILED 1 |
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#define DRM_TEGRA_GEM_TILING_MODE_BLOCK 2 |
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/** |
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* struct drm_tegra_gem_set_tiling - parameters for the set tiling IOCTL |
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*/ |
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struct drm_tegra_gem_set_tiling { |
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/** |
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* @handle: |
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* |
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* Handle to the GEM object for which to set the tiling parameters. |
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*/ |
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__u32 handle; |
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/** |
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* @mode: |
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* |
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* The tiling mode to set. Must be one of: |
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* |
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* DRM_TEGRA_GEM_TILING_MODE_PITCH |
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* pitch linear format |
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* |
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* DRM_TEGRA_GEM_TILING_MODE_TILED |
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* 16x16 tiling format |
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* |
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* DRM_TEGRA_GEM_TILING_MODE_BLOCK |
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* 16Bx2 tiling format |
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*/ |
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__u32 mode; |
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/** |
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* @value: |
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* |
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* The value to set for the tiling mode parameter. |
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*/ |
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__u32 value; |
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/** |
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* @pad: |
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* |
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* Structure padding that may be used in the future. Must be 0. |
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*/ |
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__u32 pad; |
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}; |
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/** |
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* struct drm_tegra_gem_get_tiling - parameters for the get tiling IOCTL |
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*/ |
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struct drm_tegra_gem_get_tiling { |
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/** |
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* @handle: |
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* |
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* Handle to the GEM object for which to query the tiling parameters. |
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*/ |
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__u32 handle; |
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/** |
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* @mode: |
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* |
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* The tiling mode currently associated with the GEM object. Set by |
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* the kernel upon successful completion of the IOCTL. |
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*/ |
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__u32 mode; |
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/** |
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* @value: |
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* |
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* The tiling mode parameter currently associated with the GEM object. |
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* Set by the kernel upon successful completion of the IOCTL. |
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*/ |
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__u32 value; |
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/** |
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* @pad: |
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* |
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* Structure padding that may be used in the future. Must be 0. |
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*/ |
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__u32 pad; |
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}; |
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#define DRM_TEGRA_GEM_BOTTOM_UP (1 << 0) |
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#define DRM_TEGRA_GEM_FLAGS (DRM_TEGRA_GEM_BOTTOM_UP) |
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/** |
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* struct drm_tegra_gem_set_flags - parameters for the set flags IOCTL |
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*/ |
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struct drm_tegra_gem_set_flags { |
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/** |
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* @handle: |
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* |
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* Handle to the GEM object for which to set the flags. |
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*/ |
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__u32 handle; |
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/** |
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* @flags: |
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* |
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* The flags to set for the GEM object. |
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*/ |
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__u32 flags; |
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}; |
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/** |
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* struct drm_tegra_gem_get_flags - parameters for the get flags IOCTL |
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*/ |
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struct drm_tegra_gem_get_flags { |
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/** |
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* @handle: |
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* |
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* Handle to the GEM object for which to query the flags. |
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*/ |
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__u32 handle; |
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/** |
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* @flags: |
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* |
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* The flags currently associated with the GEM object. Set by the |
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* kernel upon successful completion of the IOCTL. |
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*/ |
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__u32 flags; |
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}; |
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#define DRM_TEGRA_GEM_CREATE 0x00 |
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#define DRM_TEGRA_GEM_MMAP 0x01 |
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#define DRM_TEGRA_SYNCPT_READ 0x02 |
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#define DRM_TEGRA_SYNCPT_INCR 0x03 |
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#define DRM_TEGRA_SYNCPT_WAIT 0x04 |
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#define DRM_TEGRA_OPEN_CHANNEL 0x05 |
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#define DRM_TEGRA_CLOSE_CHANNEL 0x06 |
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#define DRM_TEGRA_GET_SYNCPT 0x07 |
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#define DRM_TEGRA_SUBMIT 0x08 |
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#define DRM_TEGRA_GET_SYNCPT_BASE 0x09 |
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#define DRM_TEGRA_GEM_SET_TILING 0x0a |
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#define DRM_TEGRA_GEM_GET_TILING 0x0b |
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#define DRM_TEGRA_GEM_SET_FLAGS 0x0c |
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#define DRM_TEGRA_GEM_GET_FLAGS 0x0d |
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#define DRM_IOCTL_TEGRA_GEM_CREATE DRM_IOWR(DRM_COMMAND_BASE + DRM_TEGRA_GEM_CREATE, struct drm_tegra_gem_create) |
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#define DRM_IOCTL_TEGRA_GEM_MMAP DRM_IOWR(DRM_COMMAND_BASE + DRM_TEGRA_GEM_MMAP, struct drm_tegra_gem_mmap) |
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#define DRM_IOCTL_TEGRA_SYNCPT_READ DRM_IOWR(DRM_COMMAND_BASE + DRM_TEGRA_SYNCPT_READ, struct drm_tegra_syncpt_read) |
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#define DRM_IOCTL_TEGRA_SYNCPT_INCR DRM_IOWR(DRM_COMMAND_BASE + DRM_TEGRA_SYNCPT_INCR, struct drm_tegra_syncpt_incr) |
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#define DRM_IOCTL_TEGRA_SYNCPT_WAIT DRM_IOWR(DRM_COMMAND_BASE + DRM_TEGRA_SYNCPT_WAIT, struct drm_tegra_syncpt_wait) |
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#define DRM_IOCTL_TEGRA_OPEN_CHANNEL DRM_IOWR(DRM_COMMAND_BASE + DRM_TEGRA_OPEN_CHANNEL, struct drm_tegra_open_channel) |
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#define DRM_IOCTL_TEGRA_CLOSE_CHANNEL DRM_IOWR(DRM_COMMAND_BASE + DRM_TEGRA_CLOSE_CHANNEL, struct drm_tegra_close_channel) |
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#define DRM_IOCTL_TEGRA_GET_SYNCPT DRM_IOWR(DRM_COMMAND_BASE + DRM_TEGRA_GET_SYNCPT, struct drm_tegra_get_syncpt) |
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#define DRM_IOCTL_TEGRA_SUBMIT DRM_IOWR(DRM_COMMAND_BASE + DRM_TEGRA_SUBMIT, struct drm_tegra_submit) |
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#define DRM_IOCTL_TEGRA_GET_SYNCPT_BASE DRM_IOWR(DRM_COMMAND_BASE + DRM_TEGRA_GET_SYNCPT_BASE, struct drm_tegra_get_syncpt_base) |
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#define DRM_IOCTL_TEGRA_GEM_SET_TILING DRM_IOWR(DRM_COMMAND_BASE + DRM_TEGRA_GEM_SET_TILING, struct drm_tegra_gem_set_tiling) |
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#define DRM_IOCTL_TEGRA_GEM_GET_TILING DRM_IOWR(DRM_COMMAND_BASE + DRM_TEGRA_GEM_GET_TILING, struct drm_tegra_gem_get_tiling) |
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#define DRM_IOCTL_TEGRA_GEM_SET_FLAGS DRM_IOWR(DRM_COMMAND_BASE + DRM_TEGRA_GEM_SET_FLAGS, struct drm_tegra_gem_set_flags) |
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#define DRM_IOCTL_TEGRA_GEM_GET_FLAGS DRM_IOWR(DRM_COMMAND_BASE + DRM_TEGRA_GEM_GET_FLAGS, struct drm_tegra_gem_get_flags) |
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#if defined(__cplusplus) |
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} |
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#endif |
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#endif
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