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/*
* Copyright (c) 2015-2022, NVIDIA CORPORATION. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#ifndef __NVIDIA_DRM_PRIV_H__
#define __NVIDIA_DRM_PRIV_H__
#include "nvidia-drm-conftest.h" /* NV_DRM_AVAILABLE */
#if defined(NV_DRM_AVAILABLE)
#if defined(NV_DRM_DRMP_H_PRESENT)
#include <drm/drmP.h>
#endif
#if defined(NV_DRM_DRM_DEVICE_H_PRESENT)
#include <drm/drm_device.h>
#endif
#if defined(NV_DRM_DRM_GEM_H_PRESENT)
#include <drm/drm_gem.h>
#endif
#include "nvidia-drm-os-interface.h"
#include "nvkms-kapi.h"
#define NV_DRM_LOG_ERR(__fmt, ...) \
DRM_ERROR("[nvidia-drm] " __fmt "\n", ##__VA_ARGS__)
#define NV_DRM_LOG_INFO(__fmt, ...) \
DRM_INFO("[nvidia-drm] " __fmt "\n", ##__VA_ARGS__)
#define NV_DRM_DEV_LOG_INFO(__dev, __fmt, ...) \
NV_DRM_LOG_INFO("[GPU ID 0x%08x] " __fmt, __dev->gpu_info.gpu_id, ##__VA_ARGS__)
#define NV_DRM_DEV_LOG_ERR(__dev, __fmt, ...) \
NV_DRM_LOG_ERR("[GPU ID 0x%08x] " __fmt, __dev->gpu_info.gpu_id, ##__VA_ARGS__)
#define NV_DRM_WARN(__condition) WARN_ON((__condition))
#define NV_DRM_DEBUG_DRIVER(__fmt, ...) \
DRM_DEBUG_DRIVER("[nvidia-drm] " __fmt "\n", ##__VA_ARGS__)
#define NV_DRM_DEV_DEBUG_DRIVER(__dev, __fmt, ...) \
DRM_DEBUG_DRIVER("[GPU ID 0x%08x] " __fmt, \
__dev->gpu_info.gpu_id, ##__VA_ARGS__)
struct nv_drm_device {
nv_gpu_info_t gpu_info;
struct drm_device *dev;
struct NvKmsKapiDevice *pDevice;
#if defined(NV_DRM_ATOMIC_MODESET_AVAILABLE)
/*
* Lock to protect drm-subsystem and fields of this structure
* from concurrent access.
*
* Do not hold this lock if some lock from core drm-subsystem
* is already held, locking order should be like this -
*
* mutex_lock(nv_drm_device::lock);
* ....
* mutex_lock(drm_device::mode_config::lock);
* ....
* .......
* mutex_unlock(drm_device::mode_config::lock);
* ........
* ..
* mutex_lock(drm_device::struct_mutex);
* ....
* ........
* mutex_unlock(drm_device::struct_mutex);
* ..
* mutex_unlock(nv_drm_device::lock);
*/
struct mutex lock;
NvU32 pitchAlignment;
NvU8 genericPageKind;
NvU8 pageKindGeneration;
NvU8 sectorLayout;
#if defined(NV_DRM_FORMAT_MODIFIERS_PRESENT)
NvU64 modifiers[6 /* block linear */ + 1 /* linear */ + 1 /* terminator */];
#endif
atomic_t enable_event_handling;
/**
* @flip_event_wq:
*
* The wait queue on which nv_drm_atomic_commit_internal() sleeps until
* next flip event occurs.
*/
wait_queue_head_t flip_event_wq;
#endif
NvBool hasVideoMemory;
NvBool supportsSyncpts;
struct drm_property *nv_out_fence_property;
struct drm_property *nv_input_colorspace_property;
#if defined(NV_DRM_HAS_HDR_OUTPUT_METADATA)
struct drm_property *nv_hdr_output_metadata_property;
#endif
struct nv_drm_device *next;
};
static inline struct nv_drm_device *to_nv_device(
struct drm_device *dev)
{
return dev->dev_private;
}
extern const struct NvKmsKapiFunctionsTable* const nvKms;
#endif /* defined(NV_DRM_AVAILABLE) */
#endif /* __NVIDIA_DRM_PRIV_H__ */
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