You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

124 lines
4.3 KiB

/*
* Copyright (c) 2019, The Linux Foundation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
* * Neither the name of The Linux Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __DRM_CRTC_H__
#define __DRM_CRTC_H__
#include <xf86drm.h>
#include <xf86drmMode.h>
#include <map>
#include <memory>
#include <vector>
#include <string>
#include <set>
#include <mutex>
#include "drm_interface.h"
#include "drm_utils.h"
#include "drm_pp_manager.h"
#include "drm_property.h"
namespace sde_drm {
class DRMCrtc : public DRMObject {
public:
DRMCrtc(int fd, uint32_t crtc_index);
uint32_t GetObjectId() override { return drm_crtc_->crtc_id; }
void InitAndParse(drmModeCrtc *crtc);
DRMStatus GetStatus() { return status_; }
void GetInfo(DRMCrtcInfo *info);
void SetModeBlobID(uint64_t blob_id);
bool ConfigureScalerLUT(uint32_t dir_lut_blob_id,
uint32_t cir_lut_blob_id, uint32_t sep_lut_blob_id);
void PostValidate();
void PostCommit(bool success);
void Perform(DRMOps code, drmModeAtomicReq *req, va_list args);
int GetIndex() { return crtc_index_; }
void Dump();
void Lock();
void Unlock();
void GetPPInfo(DRMPPFeatureInfo *info) {
if (pp_mgr_)
pp_mgr_->GetPPInfo(info);
}
~DRMCrtc();
private:
void ParseProperties();
void ParseCapabilities(uint64_t blob_id);
void ParseCompRatio(std::string line, bool real_time);
void SetROI(uint32_t num_roi, DRMRect *crtc_rois);
void SetSolidfillStages(const std::vector<DRMSolidfillStage> *solid_fills);
void ClearVotesCache();
// Currently hardcoded to 10. In future we need to query bit depth from driver.
static const int kSolidFillHwBitDepth = 10;
int fd_ = -1;
uint32_t crtc_index_ = {};
uint64_t mode_blob_id_ = 0;
drmModeCrtc *drm_crtc_ = {};
DRMStatus status_ = DRMStatus::FREE;
DRMCrtcInfo crtc_info_ = {};
DRMPropertyManager prop_mgr_ {};
bool is_lut_configured_ = false;
bool is_lut_validated_ = false;
bool is_lut_validation_in_progress_ = false;
struct sde_drm_roi_v1 roi_v1_;
struct sde_drm_dim_layer_v1 drm_dim_layer_v1_;
std::unique_ptr<DRMPPManager> pp_mgr_{};
};
class DRMCrtcManager : public DRMObjectManager<DRMCrtc> {
public:
explicit DRMCrtcManager(int fd) : fd_(fd) {}
void Init(drmModeRes *res);
void DeInit() {}
int Reserve(const std::set<uint32_t> &possible_crtc_indices, DRMDisplayToken *token);
void Free(DRMDisplayToken *token);
void Perform(DRMOps code, uint32_t obj_id, drmModeAtomicReq *req, va_list args);
int GetCrtcInfo(uint32_t crtc_id, DRMCrtcInfo *info);
void SetScalerLUT(const DRMScalerLUTInfo &lut_info);
void UnsetScalerLUT();
void GetPPInfo(uint32_t crtc_id, DRMPPFeatureInfo *info);
size_t ApplyDirtyProperties(drmModeAtomicReq *req, uint32_t crtc_id);
private:
int fd_ = -1;
// GLobal Scaler LUT blobs
uint32_t dir_lut_blob_id_ = 0;
uint32_t cir_lut_blob_id_ = 0;
uint32_t sep_lut_blob_id_ = 0;
std::mutex lock_;
};
} // namespace sde_drm
#endif // __DRM_CRTC_H__