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/*
* Copyright (c) 2017-2021, The Linux Foundation. All rights reserved.
*
* Copyright (c) 2022 Qualcomm Innovation Center, Inc. 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.
*/
/*
* Changes from Qualcomm Innovation Center are provided under the following license:
*
* Copyright (c) 2022-2023 Qualcomm Innovation Center, Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted (subject to the limitations in the
* disclaimer below) 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 Qualcomm Innovation Center, Inc. nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE
* GRANTED BY THIS LICENSE. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT
* HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE COPYRIGHT HOLDER 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.
*/
#include <dlfcn.h>
#include <drm/drm_fourcc.h>
#include <drm_lib_loader.h>
#include <drm_master.h>
#include <drm_res_mgr.h>
#include <fcntl.h>
#include <display/media/msm_sde_rotator.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <utils/constants.h>
#include <utils/debug.h>
#include <utils/sys.h>
#include <algorithm>
#include <fstream>
#include <iostream>
#include <map>
#include <memory>
#include <string>
#include <utility>
#include <vector>
#include "hw_info_drm.h"
#ifndef DRM_FORMAT_MOD_QCOM_COMPRESSED
#define DRM_FORMAT_MOD_QCOM_COMPRESSED fourcc_mod_code(QCOM, 1)
#endif
#ifndef DRM_FORMAT_MOD_QCOM_DX
#define DRM_FORMAT_MOD_QCOM_DX fourcc_mod_code(QCOM, 0x2)
#endif
#ifndef DRM_FORMAT_MOD_QCOM_TIGHT
#define DRM_FORMAT_MOD_QCOM_TIGHT fourcc_mod_code(QCOM, 0x4)
#endif
#define __CLASS__ "HWInfoDRM"
using drm_utils::DRMMaster;
using drm_utils::DRMResMgr;
using drm_utils::DRMLibLoader;
using sde_drm::GetDRMManager;
using sde_drm::DRMPlanesInfo;
using sde_drm::DRMCrtcInfo;
using sde_drm::DRMPlaneType;
using sde_drm::DRMTonemapLutType;
using sde_drm::DRMPanelFeatureInfo;
using sde_drm::DRMCWbCaptureMode;
using std::vector;
using std::map;
using std::string;
using std::fstream;
using std::to_string;
namespace sdm {
static HWQseedStepVersion GetQseedStepVersion(sde_drm::QSEEDStepVersion drm_version) {
HWQseedStepVersion sdm_version;
switch (drm_version) {
case sde_drm::QSEEDStepVersion::V2:
default:
sdm_version = kQseed3v2;
break;
case sde_drm::QSEEDStepVersion::V3:
sdm_version = kQseed3v3;
break;
case sde_drm::QSEEDStepVersion::V4:
sdm_version = kQseed3v4;
break;
case sde_drm::QSEEDStepVersion::V3LITE_V4:
sdm_version = kQseed3litev4;
break;
case sde_drm::QSEEDStepVersion::V3LITE_V5:
sdm_version = kQseed3litev5;
break;
case sde_drm::QSEEDStepVersion::V3LITE_V7:
sdm_version = kQseed3litev7;
break;
case sde_drm::QSEEDStepVersion::V3LITE_V8:
sdm_version = kQseed3litev8;
break;
}
return sdm_version;
}
static InlineRotationVersion GetInRotVersion(sde_drm::InlineRotationVersion drm_version) {
switch (drm_version) {
case sde_drm::InlineRotationVersion::kInlineRotationV1:
return InlineRotationVersion::kInlineRotationV1;
case sde_drm::InlineRotationVersion::kInlineRotationV2:
return InlineRotationVersion::kInlineRotationV2;
default:
return kInlineRotationNone;
}
}
HWResourceInfo *HWInfoDRM::hw_resource_ = nullptr;
DisplayError HWInfoDRM::Init() {
default_mode_ = (DRMLibLoader::GetInstance()->IsLoaded() == false);
if (!default_mode_) {
DRMMaster *drm_master = {};
int dev_fd = -1;
DRMMaster::GetInstance(&drm_master);
if (!drm_master) {
DLOGE("Failed to acquire DRMMaster instance");
return kErrorCriticalResource;
}
drm_master->GetHandle(&dev_fd);
DRMLibLoader *drm_lib_loader = DRMLibLoader::GetInstance();
if (!drm_lib_loader) {
DLOGE("Failed to acquire DRMLibLoader instance");
return kErrorCriticalResource;
}
drm_lib_loader->FuncGetDRMManager()(dev_fd, &drm_mgr_intf_);
if (!drm_mgr_intf_) {
DRMLibLoader::Destroy();
DRMMaster::DestroyInstance();
DLOGE("Failed to get DRMManagerInterface");
return kErrorCriticalResource;
}
}
return kErrorNone;
}
void HWInfoDRM::Deinit() {
delete hw_resource_;
hw_resource_ = nullptr;
if (drm_mgr_intf_) {
DRMLibLoader *drm_lib_loader = DRMLibLoader::GetInstance();
if (drm_lib_loader) {
drm_lib_loader->FuncDestroyDRMManager()();
}
drm_mgr_intf_ = nullptr;
}
DRMLibLoader::Destroy();
DRMMaster::DestroyInstance();
}
HWInfoDRM::~HWInfoDRM() {
Deinit();
}
DisplayError HWInfoDRM::GetDynamicBWLimits(HWResourceInfo *hw_resource) {
HWDynBwLimitInfo* bw_info = &hw_resource->dyn_bw_info;
for (int index = 0; index < kBwModeMax; index++) {
if (index == kBwVFEOn) {
bw_info->total_bw_limit[index] = hw_resource->max_bandwidth_low;
bw_info->pipe_bw_limit[index] = hw_resource->max_pipe_bw;
} else if (index == kBwVFEOff) {
bw_info->total_bw_limit[index] = hw_resource->max_bandwidth_high;
bw_info->pipe_bw_limit[index] = hw_resource->max_pipe_bw_high;
}
}
return kErrorNone;
}
DisplayError HWInfoDRM::GetHWResourceInfo(HWResourceInfo *hw_resource) {
if (hw_resource_) {
*hw_resource = *hw_resource_;
return kErrorNone;
}
hw_resource->num_blending_stages = 1;
hw_resource->max_pipe_width = 5120;
hw_resource->max_cursor_size = 128;
hw_resource->max_scale_down = 1;
hw_resource->max_scale_up = 1;
hw_resource->has_decimation = false;
hw_resource->max_bandwidth_low = 9600000;
hw_resource->max_bandwidth_high = 9600000;
hw_resource->max_pipe_bw = 4500000;
hw_resource->max_sde_clk = 412500000;
hw_resource->clk_fudge_factor = FLOAT(105) / FLOAT(100);
hw_resource->macrotile_nv12_factor = 8;
hw_resource->macrotile_factor = 4;
hw_resource->linear_factor = 1;
hw_resource->scale_factor = 1;
hw_resource->extra_fudge_factor = 2;
hw_resource->amortizable_threshold = 25;
hw_resource->system_overhead_lines = 0;
hw_resource->hw_dest_scalar_info.count = 0;
hw_resource->hw_dest_scalar_info.max_scale_up = 0;
hw_resource->hw_dest_scalar_info.max_input_width = 0;
hw_resource->hw_dest_scalar_info.max_output_width = 0;
hw_resource->is_src_split = true;
hw_resource->has_qseed3 = false;
hw_resource->has_concurrent_writeback = false;
hw_resource->hw_version = SDEVERSION(4, 0, 1);
// TODO(user): Deprecate
hw_resource->max_mixer_width = 2560;
hw_resource->writeback_index = 0;
hw_resource->has_ubwc = true;
hw_resource->separate_rotator = true;
hw_resource->has_non_scalar_rgb = false;
GetSystemInfo(hw_resource);
GetHWPlanesInfo(hw_resource);
GetWBInfo(hw_resource);
// Disable destination scalar count to 0 if extension library is not present or disabled
// through property
int value = 0;
bool disable_dest_scalar = false;
if (Debug::GetProperty(DISABLE_DESTINATION_SCALER_PROP, &value) == kErrorNone) {
disable_dest_scalar = (value == 1);
}
DynLib extension_lib;
if (!extension_lib.Open("libsdmextension.so") || disable_dest_scalar) {
hw_resource->hw_dest_scalar_info.count = 0;
}
DLOGI("Destination scaler %sfound. Block count = %d.", hw_resource->hw_dest_scalar_info.count ?
"": "disabled or not ", hw_resource->hw_dest_scalar_info.count);
DLOGI("Max plane width = %d", hw_resource->max_pipe_width);
DLOGI("Max cursor width = %d", hw_resource->max_cursor_size);
DLOGI("Max plane upscale = %d", hw_resource->max_scale_up);
DLOGI("Max plane downscale = %d", hw_resource->max_scale_down);
DLOGI("Has Decimation = %d", hw_resource->has_decimation);
DLOGI("Max Blending Stages = %d", hw_resource->num_blending_stages);
DLOGI("Has Source Split = %d", hw_resource->is_src_split);
DLOGI("Has QSEED3 = %d", hw_resource->has_qseed3);
DLOGI("Has UBWC = %d", hw_resource->has_ubwc);
DLOGI("Has Micro Idle = %d", hw_resource->has_micro_idle);
DLOGI("Has Noise Layer = %d", hw_resource->has_noise_layer);
DLOGI("Has Concurrent Writeback = %d", hw_resource->has_concurrent_writeback);
string tap_points = "Tap Points: ";
for (CwbTapPoint &tap_point : hw_resource->tap_points) {
tap_points += std::to_string(tap_point) + " ";
}
DLOGI("%s", tap_points.c_str());
DLOGI("Has Src Tonemap = %lx", hw_resource->src_tone_map.to_ulong());
DLOGI("Max Low Bw = %" PRIu64 "", hw_resource->dyn_bw_info.total_bw_limit[kBwVFEOn]);
DLOGI("Max High Bw = %" PRIu64 "", hw_resource->dyn_bw_info.total_bw_limit[kBwVFEOff]);
DLOGI("Max Pipe Bw = %" PRIu64 " KBps", hw_resource->dyn_bw_info.pipe_bw_limit[kBwVFEOn]);
DLOGI("Max Pipe Bw High= %" PRIu64 " KBps", hw_resource->dyn_bw_info.pipe_bw_limit[kBwVFEOff]);
DLOGI("MaxSDEClock = %d Hz", hw_resource->max_sde_clk);
DLOGI("Demura Count = %" PRIu32, hw_resource->demura_count);
DLOGI("DSPP Count = %" PRIu32, hw_resource->dspp_count);
DLOGI("Clock Fudge Factor = %f", hw_resource->clk_fudge_factor);
DLOGI("Prefill factors:");
DLOGI("\tTiled_NV12 = %d", hw_resource->macrotile_nv12_factor);
DLOGI("\tTiled = %d", hw_resource->macrotile_factor);
DLOGI("\tLinear = %d", hw_resource->linear_factor);
DLOGI("\tScale = %d", hw_resource->scale_factor);
DLOGI("\tFudge_factor = %d", hw_resource->extra_fudge_factor);
DLOGI("\tib_fudge_factor = %f", hw_resource->ib_fudge_factor);
if (hw_resource->separate_rotator || hw_resource->num_dma_pipe) {
GetHWRotatorInfo(hw_resource);
}
DLOGI("Has Support for multiple bw limits shown below");
for (int index = 0; index < kBwModeMax; index++) {
DLOGI("Mode-index=%d total_bw_limit=%" PRIu64 " and pipe_bw_limit=%" PRIu64, index,
hw_resource->dyn_bw_info.total_bw_limit[index],
hw_resource->dyn_bw_info.pipe_bw_limit[index]);
}
if (!hw_resource_) {
hw_resource_ = new HWResourceInfo();
*hw_resource_ = *hw_resource;
}
return kErrorNone;
}
void HWInfoDRM::GetSystemInfo(HWResourceInfo *hw_resource) {
DRMCrtcInfo info;
drm_mgr_intf_->GetCrtcInfo(0 /* system_info */, &info);
hw_resource->has_hdr = info.has_hdr;
hw_resource->is_src_split = info.has_src_split;
hw_resource->has_qseed3 = (info.qseed_version >= sde_drm::QSEEDVersion::V3);
hw_resource->num_blending_stages = info.max_blend_stages;
hw_resource->num_solidfill_stages = info.max_solidfill_stages;
hw_resource->smart_dma_rev = (info.smart_dma_rev == sde_drm::SmartDMARevision::V2p5) ?
SmartDMARevision::V2p5 : ((info.smart_dma_rev == sde_drm::SmartDMARevision::V2) ?
SmartDMARevision::V2 : SmartDMARevision::V1);
hw_resource->ib_fudge_factor = info.ib_fudge_factor;
hw_resource->hw_dest_scalar_info.prefill_lines = info.dest_scale_prefill_lines;
hw_resource->undersized_prefill_lines = info.undersized_prefill_lines;
hw_resource->macrotile_factor = info.macrotile_prefill_lines;
hw_resource->macrotile_nv12_factor = info.nv12_prefill_lines;
hw_resource->linear_factor = info.linear_prefill_lines;
hw_resource->scale_factor = info.downscale_prefill_lines;
hw_resource->extra_fudge_factor = info.extra_prefill_lines;
hw_resource->amortizable_threshold = info.amortized_threshold;
hw_resource->has_micro_idle = info.has_micro_idle;
hw_resource->demura_count = info.demura_count;
hw_resource->dspp_count = info.dspp_count;
hw_resource->skip_inline_rot_threshold = info.skip_inline_rot_threshold;
hw_resource->has_noise_layer = info.has_noise_layer;
for (int index = 0; index < kBwModeMax; index++) {
if (index == kBwVFEOn) {
hw_resource->dyn_bw_info.total_bw_limit[index] = info.max_bandwidth_low / kKiloUnit;
} else if (index == kBwVFEOff) {
hw_resource->dyn_bw_info.total_bw_limit[index] = info.max_bandwidth_high / kKiloUnit;
}
}
hw_resource->max_sde_clk = info.max_sde_clk;
hw_resource->hw_version = info.hw_version;
std::vector<LayerBufferFormat> sdm_format;
for (auto &it : info.comp_ratio_rt_map) {
std::pair<uint32_t, uint64_t> drm_format = it.first;
GetSDMFormat(drm_format.first, drm_format.second, &sdm_format);
hw_resource->comp_ratio_rt_map.insert(std::make_pair(sdm_format[0], it.second));
sdm_format.clear();
}
for (auto &it : info.comp_ratio_nrt_map) {
std::pair<uint32_t, uint64_t> drm_format = it.first;
GetSDMFormat(drm_format.first, drm_format.second, &sdm_format);
hw_resource->comp_ratio_rt_map.insert(std::make_pair(sdm_format[0], it.second));
sdm_format.clear();
}
hw_resource->hw_dest_scalar_info.count = info.dest_scaler_count;
hw_resource->hw_dest_scalar_info.max_scale_up = info.max_dest_scale_up;
hw_resource->hw_dest_scalar_info.max_input_width = info.max_dest_scaler_input_width;
hw_resource->hw_dest_scalar_info.max_output_width = info.max_dest_scaler_output_width;
hw_resource->min_prefill_lines = info.min_prefill_lines;
hw_resource->secure_disp_blend_stage = info.secure_disp_blend_stage;
hw_resource->has_concurrent_writeback = info.concurrent_writeback;
for (DRMCWbCaptureMode &tappt : info.tap_points) {
hw_resource->tap_points.push_back(static_cast<CwbTapPoint>(tappt));
}
hw_resource->line_width_constraints_count = info.line_width_constraints_count;
if (info.line_width_constraints_count) {
auto &width_constraints = hw_resource->line_width_constraints;
hw_resource->line_width_limits = std::move(info.line_width_limits);
width_constraints.push_back(std::make_pair(kPipeVigLimit, info.vig_limit_index));
width_constraints.push_back(std::make_pair(kPipeDmaLimit, info.dma_limit_index));
width_constraints.push_back(std::make_pair(kPipeScalingLimit, info.scaling_limit_index));
width_constraints.push_back(std::make_pair(kPipeRotationLimit, info.rotation_limit_index));
}
// In case driver doesn't report bus width default to 256 bit bus.
hw_resource->num_mnocports = info.num_mnocports ? info.num_mnocports : 2;
hw_resource->mnoc_bus_width = info.mnoc_bus_width ? info.mnoc_bus_width : 32;
hw_resource->use_baselayer_for_stage = info.use_baselayer_for_stage;
hw_resource->ubwc_version = info.ubwc_version;
// RC
hw_resource->rc_total_mem_size = info.rc_total_mem_size;
hw_resource->dsc_block_count = info.dsc_block_count;
}
void HWInfoDRM::GetHWPlanesInfo(HWResourceInfo *hw_resource) {
DRMPlanesInfo planes;
drm_mgr_intf_->GetPlanesInfo(&planes);
// To simulate reduced config.
uint32_t max_vig_pipes = 0;
uint32_t max_dma_pipes = 0;
Debug::GetReducedConfig(&max_vig_pipes, &max_dma_pipes);
uint32_t max_virtual_pipes = max_vig_pipes + max_dma_pipes;
uint32_t vig_pipe_count = 0;
uint32_t dma_pipe_count = 0;
uint32_t virtual_pipe_count = 0;
int disable_src_tonemap = 0;
Debug::Get()->GetProperty(DISABLE_SRC_TONEMAP_PROP, &disable_src_tonemap);
MapPlaneToConnector(hw_resource);
GetInitialDemuraInfo(hw_resource);
for (auto &pipe_obj : planes) {
if (max_vig_pipes && max_dma_pipes) {
uint32_t master_plane_id = pipe_obj.second.master_plane_id;
if ((pipe_obj.second.type == DRMPlaneType::DMA) && (dma_pipe_count < max_dma_pipes)
&& !master_plane_id) {
dma_pipe_count++;
} else if ((pipe_obj.second.type == DRMPlaneType::VIG) && (vig_pipe_count < max_vig_pipes)
&& !master_plane_id) {
vig_pipe_count++;
} else if ((master_plane_id) && (virtual_pipe_count < max_virtual_pipes)) {
bool is_virtual = false;
for (auto &pipe_caps : hw_resource->hw_pipes) {
if (master_plane_id == pipe_caps.id) {
is_virtual = true;
virtual_pipe_count++;
break;
}
}
if (!is_virtual) {
continue;
}
} else {
continue;
}
}
// TODO(user): Move pipe caps to pipe_caps structure per pipe. Set default for now.
// currently copying values to hw_resource!
HWPipeCaps pipe_caps;
string name = {};
switch (pipe_obj.second.type) {
case DRMPlaneType::DMA:
name = "DMA";
pipe_caps.type = kPipeTypeDMA;
if (!hw_resource->num_dma_pipe) {
hw_resource->max_pipe_width_dma = pipe_obj.second.max_linewidth;
PopulateSupportedFmts(kHWDMAPipe, pipe_obj.second, hw_resource);
PopulatePipeBWCaps(pipe_obj.second, hw_resource);
}
hw_resource->num_dma_pipe++;
break;
case DRMPlaneType::VIG:
name = "VIG";
pipe_caps.type = kPipeTypeVIG;
if (!hw_resource->num_vig_pipe) {
PopulatePipeCaps(pipe_obj.second, hw_resource);
PopulateSupportedFmts(kHWVIGPipe, pipe_obj.second, hw_resource);
PopulateSupportedInlineFmts(pipe_obj.second, hw_resource);
}
hw_resource->num_vig_pipe++;
break;
case DRMPlaneType::CURSOR:
name = "CURSOR";
pipe_caps.type = kPipeTypeCursor;
if (!hw_resource->num_cursor_pipe) {
PopulateSupportedFmts(kHWCursorPipe, pipe_obj.second, hw_resource);
hw_resource->max_cursor_size = pipe_obj.second.max_linewidth;
}
hw_resource->num_cursor_pipe++;
break;
default:
continue; // Not adding any other pipe type
}
pipe_caps.id = pipe_obj.first;
auto it = hw_resource->plane_to_connector.find(pipe_caps.id);
if (it != hw_resource->plane_to_connector.end()) {
pipe_caps.cont_splash_disp_id = it->second;
auto it2 = std::find(hw_resource->initial_demura_planes.begin(),
hw_resource->initial_demura_planes.end(), pipe_caps.id);
pipe_caps.splash_type = (it2 != hw_resource->initial_demura_planes.end()) ? kSplashDemura
: kSplashLayer;
}
pipe_caps.master_pipe_id = pipe_obj.second.master_plane_id;
pipe_caps.block_sec_ui = pipe_obj.second.block_sec_ui;
DLOGI("Adding %s Pipe : Id %d, master_pipe_id : Id %d block_sec_ui: %d",
name.c_str(), pipe_obj.first, pipe_obj.second.master_plane_id,
pipe_obj.second.block_sec_ui);
pipe_caps.inverse_pma = pipe_obj.second.inverse_pma;
pipe_caps.dgm_csc_version = pipe_obj.second.dgm_csc_version;
pipe_caps.pipe_idx = pipe_obj.second.pipe_idx;
pipe_caps.demura_block_capability = pipe_obj.second.demura_block_capability;
// disable src tonemap feature if its disabled using property.
if (!disable_src_tonemap) {
for (auto &it : pipe_obj.second.tonemap_lut_version_map) {
HWToneMapLut tonemap_lut = kLutNone;
switch (it.first) {
case DRMTonemapLutType::DMA_1D_IGC:
tonemap_lut = kDma1dIgc;
break;
case DRMTonemapLutType::DMA_1D_GC:
tonemap_lut = kDma1dGc;
break;
case DRMTonemapLutType::VIG_1D_IGC:
tonemap_lut = kVig1dIgc;
break;
case DRMTonemapLutType::VIG_3D_GAMUT:
tonemap_lut = kVig3dGamut;
break;
default:
DLOGE("Unknown Tonemap Lut");
break;
}
if (tonemap_lut != kLutNone) {
pipe_caps.tm_lut_version_map[tonemap_lut] = it.second;
if (pipe_caps.type == kPipeTypeVIG) {
hw_resource->src_tone_map[kSrcTonemap3d] = 1;
} else if (pipe_caps.type == kPipeTypeDMA) {
hw_resource->src_tone_map[kSrcTonemap1d] = 1;
}
}
}
}
hw_resource->hw_pipes.push_back(std::move(pipe_caps));
}
hw_resource->has_excl_rect = planes[0].second.has_excl_rect;
}
void HWInfoDRM::MapPlaneToConnector(HWResourceInfo *hw_resource) {
drm_mgr_intf_->MapPlaneToConnector(&hw_resource->plane_to_connector);
}
void HWInfoDRM::GetInitialDemuraInfo(HWResourceInfo *hw_resource) {
drm_mgr_intf_->GetInitialDemuraInfo(&hw_resource->initial_demura_planes);
}
void HWInfoDRM::PopulatePipeCaps(const sde_drm::DRMPlaneTypeInfo &info,
HWResourceInfo *hw_resource) {
hw_resource->max_pipe_width = info.max_linewidth;
hw_resource->max_scaler_pipe_width = info.max_scaler_linewidth;
hw_resource->max_rotation_pipe_width = info.max_rotation_linewidth;
hw_resource->max_scale_down = info.max_downscale;
hw_resource->max_scale_up = info.max_upscale;
hw_resource->has_decimation = info.max_horizontal_deci > 0 && info.max_vertical_deci > 0;
PopulatePipeBWCaps(info, hw_resource);
hw_resource->cache_size = info.cache_size;
hw_resource->pipe_qseed3_version = GetQseedStepVersion(info.qseed3_version);
hw_resource->inline_rot_info.inrot_version = GetInRotVersion(info.inrot_version);
if (info.true_inline_dwnscale_rt_denom > 0 && info.true_inline_dwnscale_rt_num > 0 &&
info.true_inline_dwnscale_rt_num >= info.true_inline_dwnscale_rt_denom) {
hw_resource->inline_rot_info.max_downscale_rt =
info.true_inline_dwnscale_rt_num / info.true_inline_dwnscale_rt_denom;
}
}
void HWInfoDRM::PopulatePipeBWCaps(const sde_drm::DRMPlaneTypeInfo &info,
HWResourceInfo *hw_resource) {
for (int index = 0; index < kBwModeMax; index++) {
if (index == kBwVFEOn) {
hw_resource->dyn_bw_info.pipe_bw_limit[index] = info.max_pipe_bandwidth / kKiloUnit;
} else if (index == kBwVFEOff) {
hw_resource->dyn_bw_info.pipe_bw_limit[index] = info.max_pipe_bandwidth_high / kKiloUnit;
}
}
}
void HWInfoDRM::PopulateSupportedFmts(HWSubBlockType sub_blk_type,
const sde_drm::DRMPlaneTypeInfo &info,
HWResourceInfo *hw_resource) {
vector<LayerBufferFormat> sdm_formats;
FormatsMap &fmts_map = hw_resource->supported_formats_map;
if (fmts_map.find(sub_blk_type) == fmts_map.end()) {
for (auto &fmts : info.formats_supported) {
GetSDMFormat(fmts.first, fmts.second, &sdm_formats);
}
fmts_map.insert(make_pair(sub_blk_type, sdm_formats));
}
}
void HWInfoDRM::PopulateSupportedInlineFmts(const sde_drm::DRMPlaneTypeInfo &info,
HWResourceInfo *hw_resource) {
vector<LayerBufferFormat> *inrot_fmts = &hw_resource->inline_rot_info.inrot_fmts_supported;
for (auto &fmts : info.inrot_fmts_supported) {
GetSDMFormat(fmts.first, fmts.second, inrot_fmts);
}
}
void HWInfoDRM::GetWBInfo(HWResourceInfo *hw_resource) {
HWSubBlockType sub_blk_type = kHWWBIntfOutput;
vector<LayerBufferFormat> supported_sdm_formats;
sde_drm::DRMDisplayToken token;
int ret = 0;
// Fake register
ret = drm_mgr_intf_->RegisterDisplay(sde_drm::DRMDisplayType::VIRTUAL, &token);
if (ret) {
if (ret != -ENODEV) {
DLOGE("Failed registering display %d. Error: %d.", sde_drm::DRMDisplayType::VIRTUAL, ret);
}
return;
}
sde_drm::DRMConnectorInfo connector_info;
ret = drm_mgr_intf_->GetConnectorInfo(token.conn_id, &connector_info);
if (ret) {
DLOGE("Failed getting info for connector id %u. Error: %d.", token.conn_id, ret);
drm_mgr_intf_->UnregisterDisplay(&token);
return;
}
for (auto &fmts : connector_info.formats_supported) {
GetSDMFormat(fmts.first, fmts.second, &supported_sdm_formats);
}
hw_resource->supported_formats_map.erase(sub_blk_type);
hw_resource->supported_formats_map.insert(make_pair(sub_blk_type, supported_sdm_formats));
drm_mgr_intf_->UnregisterDisplay(&token);
}
void HWInfoDRM::GetSDMFormat(uint32_t v4l2_format, LayerBufferFormat *sdm_format) {
switch (v4l2_format) {
case SDE_PIX_FMT_ARGB_8888: *sdm_format = kFormatARGB8888; break;
case SDE_PIX_FMT_RGBA_8888: *sdm_format = kFormatRGBA8888; break;
case SDE_PIX_FMT_BGRA_8888: *sdm_format = kFormatBGRA8888; break;
case SDE_PIX_FMT_RGBX_8888: *sdm_format = kFormatRGBX8888; break;
case SDE_PIX_FMT_BGRX_8888: *sdm_format = kFormatBGRX8888; break;
case SDE_PIX_FMT_RGBA_5551: *sdm_format = kFormatRGBA5551; break;
case SDE_PIX_FMT_RGBA_4444: *sdm_format = kFormatRGBA4444; break;
case SDE_PIX_FMT_RGB_888: *sdm_format = kFormatRGB888; break;
case SDE_PIX_FMT_BGR_888: *sdm_format = kFormatBGR888; break;
case SDE_PIX_FMT_RGB_565: *sdm_format = kFormatRGB565; break;
case SDE_PIX_FMT_BGR_565: *sdm_format = kFormatBGR565; break;
case SDE_PIX_FMT_Y_CB_CR_H2V2: *sdm_format = kFormatYCbCr420Planar; break;
case SDE_PIX_FMT_Y_CR_CB_H2V2: *sdm_format = kFormatYCrCb420Planar; break;
case SDE_PIX_FMT_Y_CR_CB_GH2V2: *sdm_format = kFormatYCrCb420PlanarStride16; break;
case SDE_PIX_FMT_Y_CBCR_H2V2: *sdm_format = kFormatYCbCr420SemiPlanar; break;
case SDE_PIX_FMT_Y_CRCB_H2V2: *sdm_format = kFormatYCrCb420SemiPlanar; break;
case SDE_PIX_FMT_Y_CBCR_H1V2: *sdm_format = kFormatYCbCr422H1V2SemiPlanar; break;
case SDE_PIX_FMT_Y_CRCB_H1V2: *sdm_format = kFormatYCrCb422H1V2SemiPlanar; break;
case SDE_PIX_FMT_Y_CBCR_H2V1: *sdm_format = kFormatYCbCr422H2V1SemiPlanar; break;
case SDE_PIX_FMT_Y_CRCB_H2V1: *sdm_format = kFormatYCrCb422H2V1SemiPlanar; break;
case SDE_PIX_FMT_YCBYCR_H2V1: *sdm_format = kFormatYCbCr422H2V1Packed; break;
case SDE_PIX_FMT_Y_CBCR_H2V2_VENUS: *sdm_format = kFormatYCbCr420SemiPlanarVenus; break;
case SDE_PIX_FMT_Y_CRCB_H2V2_VENUS: *sdm_format = kFormatYCrCb420SemiPlanarVenus; break;
case SDE_PIX_FMT_RGBA_8888_UBWC: *sdm_format = kFormatRGBA8888Ubwc; break;
case SDE_PIX_FMT_RGBX_8888_UBWC: *sdm_format = kFormatRGBX8888Ubwc; break;
case SDE_PIX_FMT_RGB_565_UBWC: *sdm_format = kFormatBGR565Ubwc; break;
case SDE_PIX_FMT_Y_CBCR_H2V2_UBWC: *sdm_format = kFormatYCbCr420SPVenusUbwc; break;
case SDE_PIX_FMT_RGBA_1010102: *sdm_format = kFormatRGBA1010102; break;
case SDE_PIX_FMT_ARGB_2101010: *sdm_format = kFormatARGB2101010; break;
case SDE_PIX_FMT_RGBX_1010102: *sdm_format = kFormatRGBX1010102; break;
case SDE_PIX_FMT_XRGB_2101010: *sdm_format = kFormatXRGB2101010; break;
case SDE_PIX_FMT_BGRA_1010102: *sdm_format = kFormatBGRA1010102; break;
case SDE_PIX_FMT_ABGR_2101010: *sdm_format = kFormatABGR2101010; break;
case SDE_PIX_FMT_BGRX_1010102: *sdm_format = kFormatBGRX1010102; break;
case SDE_PIX_FMT_XBGR_2101010: *sdm_format = kFormatXBGR2101010; break;
case SDE_PIX_FMT_RGBA_1010102_UBWC: *sdm_format = kFormatRGBA1010102Ubwc; break;
case SDE_PIX_FMT_RGBX_1010102_UBWC: *sdm_format = kFormatRGBX1010102Ubwc; break;
case SDE_PIX_FMT_Y_CBCR_H2V2_P010: *sdm_format = kFormatYCbCr420P010; break;
case SDE_PIX_FMT_Y_CBCR_H2V2_TP10_UBWC: *sdm_format = kFormatYCbCr420TP10Ubwc; break;
case SDE_PIX_FMT_Y_CBCR_H2V2_P010_UBWC: *sdm_format = kFormatYCbCr420P010Ubwc; break;
case SDE_PIX_FMT_Y_CBCR_H2V2_P010_VENUS: *sdm_format = kFormatYCbCr420P010Venus; break;
default: *sdm_format = kFormatInvalid;
}
}
void HWInfoDRM::GetRotatorFormatsForType(int fd, uint32_t type,
vector<LayerBufferFormat> *supported_formats) {
struct v4l2_fmtdesc fmtdesc = {};
fmtdesc.type = type;
while (!Sys::ioctl_(fd, static_cast<int>(VIDIOC_ENUM_FMT), &fmtdesc)) {
LayerBufferFormat sdm_format = kFormatInvalid;
GetSDMFormat(fmtdesc.pixelformat, &sdm_format);
if (sdm_format != kFormatInvalid) {
supported_formats->push_back(sdm_format);
}
fmtdesc.index++;
}
}
DisplayError HWInfoDRM::GetRotatorSupportedFormats(uint32_t v4l2_index,
HWResourceInfo *hw_resource) {
string path = "/dev/video" + to_string(v4l2_index);
int fd = Sys::open_(path.c_str(), O_RDONLY);
if (fd < 0) {
DLOGE("Failed to open %s with error %d", path.c_str(), errno);
return kErrorNotSupported;
}
vector<LayerBufferFormat> supported_formats = {};
GetRotatorFormatsForType(fd, V4L2_BUF_TYPE_VIDEO_OUTPUT, &supported_formats);
hw_resource->supported_formats_map.erase(kHWRotatorInput);
hw_resource->supported_formats_map.insert(make_pair(kHWRotatorInput, supported_formats));
supported_formats = {};
GetRotatorFormatsForType(fd, V4L2_BUF_TYPE_VIDEO_CAPTURE, &supported_formats);
hw_resource->supported_formats_map.erase(kHWRotatorOutput);
hw_resource->supported_formats_map.insert(make_pair(kHWRotatorOutput, supported_formats));
Sys::close_(fd);
return kErrorNone;
}
DisplayError HWInfoDRM::GetHWRotatorInfo(HWResourceInfo *hw_resource) {
string v4l2_path = "/sys/class/video4linux/video";
const uint32_t kMaxV4L2Nodes = 64;
for (uint32_t i = 0; i < kMaxV4L2Nodes; i++) {
string path = v4l2_path + to_string(i) + "/name";
Sys::fstream fs(path, fstream::in);
if (!fs.is_open()) {
continue;
}
string line;
if (Sys::getline_(fs, line) && (!strncmp(line.c_str(), "sde_rotator", strlen("sde_rotator")))) {
hw_resource->hw_rot_info.device_path = string("/dev/video" + to_string(i));
hw_resource->hw_rot_info.num_rotator++;
hw_resource->hw_rot_info.has_downscale = true;
GetRotatorSupportedFormats(i, hw_resource);
string caps_path = v4l2_path + to_string(i) + "/device/caps";
Sys::fstream caps_fs(caps_path, fstream::in);
if (caps_fs.is_open()) {
string caps;
while (Sys::getline_(caps_fs, caps)) {
const string downscale_compression = "downscale_compression=";
const string min_downscale = "min_downscale=";
const string max_line_width = "max_line_width=";
if (caps.find(downscale_compression) != string::npos) {
hw_resource->hw_rot_info.downscale_compression =
std::stoi(string(caps, downscale_compression.length()));
} else if (caps.find(min_downscale) != string::npos) {
hw_resource->hw_rot_info.min_downscale =
std::stof(string(caps, min_downscale.length()));
} else if (caps.find(max_line_width) != string::npos) {
hw_resource->hw_rot_info.max_line_width =
std::stoul(string(caps, max_line_width.length()));
}
}
}
// We support only 1 rotator
break;
}
}
DLOGI("V4L2 Rotator: Count = %d, Downscale = %d, Min_downscale = %f," \
"Downscale_compression = %d, Max_line_width = %d", hw_resource->hw_rot_info.num_rotator,
hw_resource->hw_rot_info.has_downscale, hw_resource->hw_rot_info.min_downscale,
hw_resource->hw_rot_info.downscale_compression, hw_resource->hw_rot_info.max_line_width);
return kErrorNone;
}
void HWInfoDRM::GetSDMFormat(uint32_t drm_format, uint64_t drm_format_modifier,
vector<LayerBufferFormat> *sdm_formats) {
vector<LayerBufferFormat> &fmts(*sdm_formats);
switch (drm_format) {
case DRM_FORMAT_BGRA8888:
fmts.push_back(kFormatARGB8888);
break;
case DRM_FORMAT_ABGR8888:
fmts.push_back(drm_format_modifier ? kFormatRGBA8888Ubwc : kFormatRGBA8888);
break;
case DRM_FORMAT_ARGB8888:
fmts.push_back(kFormatBGRA8888);
break;
case DRM_FORMAT_BGRX8888:
fmts.push_back(kFormatXRGB8888);
break;
case DRM_FORMAT_XBGR8888:
fmts.push_back(drm_format_modifier ? kFormatRGBX8888Ubwc : kFormatRGBX8888);
break;
case DRM_FORMAT_XRGB8888:
fmts.push_back(kFormatBGRX8888);
break;
case DRM_FORMAT_ABGR1555:
fmts.push_back(kFormatRGBA5551);
break;
case DRM_FORMAT_ABGR4444:
fmts.push_back(kFormatRGBA4444);
break;
case DRM_FORMAT_BGR888:
fmts.push_back(kFormatRGB888);
break;
case DRM_FORMAT_RGB888:
fmts.push_back(kFormatBGR888);
break;
case DRM_FORMAT_BGR565:
fmts.push_back(drm_format_modifier ? kFormatBGR565Ubwc : kFormatRGB565);
break;
case DRM_FORMAT_RGB565:
fmts.push_back(kFormatBGR565);
break;
case DRM_FORMAT_ABGR2101010:
fmts.push_back(drm_format_modifier ? kFormatRGBA1010102Ubwc : kFormatRGBA1010102);
break;
case DRM_FORMAT_BGRA1010102:
fmts.push_back(kFormatARGB2101010);
break;
case DRM_FORMAT_XBGR2101010:
fmts.push_back(drm_format_modifier ? kFormatRGBX1010102Ubwc : kFormatRGBX1010102);
break;
case DRM_FORMAT_BGRX1010102:
fmts.push_back(kFormatXRGB2101010);
break;
case DRM_FORMAT_ARGB2101010:
fmts.push_back(kFormatBGRA1010102);
break;
case DRM_FORMAT_RGBA1010102:
fmts.push_back(kFormatABGR2101010);
break;
case DRM_FORMAT_XRGB2101010:
fmts.push_back(kFormatBGRX1010102);
break;
case DRM_FORMAT_RGBX1010102:
fmts.push_back(kFormatXBGR2101010);
break;
case DRM_FORMAT_YVU420:
fmts.push_back(kFormatYCrCb420PlanarStride16);
break;
case DRM_FORMAT_NV12:
if (drm_format_modifier == (DRM_FORMAT_MOD_QCOM_COMPRESSED |
DRM_FORMAT_MOD_QCOM_DX | DRM_FORMAT_MOD_QCOM_TIGHT)) {
fmts.push_back(kFormatYCbCr420TP10Ubwc);
} else if (drm_format_modifier == (DRM_FORMAT_MOD_QCOM_COMPRESSED |
DRM_FORMAT_MOD_QCOM_DX)) {
fmts.push_back(kFormatYCbCr420P010Ubwc);
} else if (drm_format_modifier == DRM_FORMAT_MOD_QCOM_COMPRESSED) {
fmts.push_back(kFormatYCbCr420SPVenusUbwc);
} else if (drm_format_modifier == DRM_FORMAT_MOD_QCOM_DX) {
fmts.push_back(kFormatYCbCr420P010);
fmts.push_back(kFormatYCbCr420P010Venus);
} else {
fmts.push_back(kFormatYCbCr420SemiPlanarVenus);
fmts.push_back(kFormatYCbCr420SemiPlanar);
}
break;
case DRM_FORMAT_NV21:
fmts.push_back(kFormatYCrCb420SemiPlanarVenus);
fmts.push_back(kFormatYCrCb420SemiPlanar);
break;
case DRM_FORMAT_NV16:
fmts.push_back(kFormatYCbCr422H2V1SemiPlanar);
break;
case DRM_FORMAT_ABGR16161616F:
fmts.push_back(drm_format_modifier == DRM_FORMAT_MOD_QCOM_COMPRESSED
? kFormatRGBA16161616FUbwc
: kFormatRGBA16161616F);
break;
default:
break;
}
}
DisplayError HWInfoDRM::GetFirstDisplayInterfaceType(HWDisplayInterfaceInfo *hw_disp_info) {
HWDisplaysInfo hw_displays_info = {};
DisplayError error = GetDisplaysStatus(&hw_displays_info);
if (error != kErrorNone) {
DLOGE("Failed to get connected display list. Error = %d", error);
return error;
}
for (auto &iter : hw_displays_info) {
auto &info = iter.second;
if (info.is_primary) {
hw_disp_info->type = info.display_type;
hw_disp_info->is_connected = info.is_connected;
DLOGI("Primary display: %d-%d, connected: %s", info.display_id,
info.display_type, info.is_connected ? "true" : "false");
break;
}
}
return kErrorNone;
}
DisplayError HWInfoDRM::GetDisplaysStatus(HWDisplaysInfo *hw_displays_info) {
static DebugTag log_once = kTagNone;
if (!hw_displays_info) {
DLOGE("No output parameter provided!");
return kErrorParameters;
}
if (!drm_mgr_intf_) {
DLOGE("DRM Driver not initialized!");
return kErrorCriticalResource;
}
hw_displays_info->clear();
sde_drm::DRMConnectorsInfo conns_info = {};
int drm_err = drm_mgr_intf_->GetConnectorsInfo(&conns_info);
if (drm_err == -ENODEV) {
DLOGW("DRM Driver error %d while getting displays' status!", drm_err);
return kErrorUndefined;
} else if (drm_err) {
DLOGE("DRM Driver error %d while getting displays' status!", drm_err);
return kErrorUndefined;
}
for (auto &iter : conns_info) {
HWDisplayInfo hw_info = {};
hw_info.display_id =
((0 == iter.first) || (iter.first > INT32_MAX)) ? -1 : (int32_t)(iter.first);
switch (iter.second.type) {
case DRM_MODE_CONNECTOR_DSI:
hw_info.display_type = kBuiltIn;
break;
case DRM_MODE_CONNECTOR_TV:
case DRM_MODE_CONNECTOR_HDMIA:
case DRM_MODE_CONNECTOR_HDMIB:
case DRM_MODE_CONNECTOR_DisplayPort:
case DRM_MODE_CONNECTOR_VGA:
hw_info.display_type = kPluggable;
break;
case DRM_MODE_CONNECTOR_VIRTUAL:
hw_info.display_type = kVirtual;
break;
default:
DLOGW("Unknown display type = %d on connector id %u.", iter.second.type,
hw_info.display_id);
break;
}
hw_info.is_connected = iter.second.is_connected ? 1 : 0;
hw_info.is_primary = iter.second.is_primary ? 1 : 0;
hw_info.is_wb_ubwc_supported = iter.second.is_wb_ubwc_supported;
hw_info.is_reserved = iter.second.is_reserved;
hw_info.max_linewidth = iter.second.max_linewidth;
if (hw_info.display_id >= 0) {
(*hw_displays_info)[hw_info.display_id] = hw_info;
}
DLOGI_IF(log_once, "display: %4d-%d, connected: %s, primary: %s", hw_info.display_id,
hw_info.display_type, hw_info.is_connected ? "true" : "false",
hw_info.is_primary ? "true" : "false");
}
log_once = kTagDisplay;
return kErrorNone;
}
DisplayError HWInfoDRM::GetMaxDisplaysSupported(const DisplayType type, int32_t *max_displays) {
static DebugTag log_once = kTagNone;
if (!max_displays) {
DLOGE("No output parameter provided!");
return kErrorParameters;
}
if (!drm_mgr_intf_) {
DLOGE("DRM Driver not initialized!");
return kErrorCriticalResource;
}
sde_drm::DRMEncodersInfo encoders_info = {};
int drm_err = drm_mgr_intf_->GetEncodersInfo(&encoders_info);
if (drm_err) {
DLOGE("DRM Driver error %d while getting max displays supported!", drm_err);
return kErrorUndefined;
}
int32_t max_displays_builtin = 0;
int32_t max_displays_tmds = 0;
int32_t max_displays_virtual = 0;
int32_t max_displays_dpmst = 0;
for (auto &iter : encoders_info) {
switch (iter.second.type) {
case DRM_MODE_ENCODER_DSI:
max_displays_builtin++;
break;
case DRM_MODE_ENCODER_TMDS:
max_displays_tmds++;
break;
case DRM_MODE_ENCODER_VIRTUAL:
max_displays_virtual++;
break;
case DRM_MODE_ENCODER_DPMST:
max_displays_dpmst++;
break;
default:
break;
}
}
switch (type) {
case kBuiltIn:
*max_displays = max_displays_builtin;
break;
case kPluggable:
*max_displays = std::max(max_displays_tmds, max_displays_dpmst);
break;
case kVirtual:
*max_displays = max_displays_virtual;
break;
case kDisplayTypeMax:
*max_displays = max_displays_builtin + std::max(max_displays_tmds, max_displays_dpmst) +
max_displays_virtual;
break;
default:
DLOGE("Unknown display type %d.", type);
return kErrorParameters;
}
DLOGI_IF(log_once, "Max %d concurrent displays.",
max_displays_builtin + std::max(max_displays_tmds, max_displays_dpmst) +
max_displays_virtual);
DLOGI_IF(log_once, "Max %d concurrent displays of type %d (BuiltIn).", max_displays_builtin,
kBuiltIn);
DLOGI_IF(log_once, "Max %d concurrent displays of type %d (Pluggable).",
std::max(max_displays_tmds, max_displays_dpmst), kPluggable);
DLOGI_IF(log_once, "Max %d concurrent displays of type %d (Virtual).", max_displays_virtual,
kVirtual);
log_once = kTagDisplay;
return kErrorNone;
}
DisplayError HWInfoDRM::GetRequiredDemuraFetchResourceCount(
std::map<uint32_t, uint8_t> *required_demura_fetch_cnt) {
if (!required_demura_fetch_cnt)
return kErrorParameters;
if (drm_mgr_intf_) {
required_demura_fetch_cnt->clear();
drm_mgr_intf_->GetRequiredDemuraFetchResourceCount(required_demura_fetch_cnt);
// Filter out displays that don't have panel_id
for (auto it = required_demura_fetch_cnt->begin(); it != required_demura_fetch_cnt->end();) {
sde_drm::DRMConnectorInfo info;
drm_mgr_intf_->GetConnectorInfo(it->first, &info);
if (!info.panel_id) {
it = required_demura_fetch_cnt->erase(it);
} else {
++it;
}
}
}
return kErrorNone;
}
DisplayError HWInfoDRM::GetDemuraPanelIds(std::vector<uint64_t> *panel_ids) {
if (!panel_ids) {
return kErrorResources;
}
int primary_off = 0;
int secondary_off = 0;
Debug::Get()->GetProperty(DISABLE_DEMURA_PRIMARY, &primary_off);
Debug::Get()->GetProperty(DISABLE_DEMURA_SECONDARY, &secondary_off);
sde_drm::DRMConnectorsInfo conn_infos;
drm_mgr_intf_->GetConnectorsInfo(&conn_infos);
for (auto &conn : conn_infos) {
sde_drm::DRMConnectorInfo &info = conn.second;
if (info.panel_id) {
// skip adding demura disabled panels
if ((info.is_primary && primary_off) || (!info.is_primary && secondary_off)) {
continue;
}
panel_ids->push_back(info.panel_id);
}
}
return kErrorNone;
}
DisplayError HWInfoDRM::GetPanelBootParamString(std::string *panel_boot_param_string) {
if (!panel_boot_param_string) {
return kErrorResources;
}
(*panel_boot_param_string) = "";
char read_str[kMaxStringLength] = {0};
string node_str_base = "/sys/module/msm_drm/parameters/";
int panel_id = 0;
while (1) {
string disp_str = ("dsi_display" + std::to_string(panel_id));
string node_str = (node_str_base + disp_str);
int fd = Sys::open_(node_str.c_str(), O_RDONLY);
if (fd < 0) {
break;
}
if (Sys::pread_(fd, read_str, sizeof(read_str), 0) > 0) {
string str_temp(read_str);
str_temp.erase(std::remove(str_temp.begin(), str_temp.end(), '\n'), str_temp.end());
str_temp.erase(std::remove(str_temp.begin(), str_temp.end(), '\r'), str_temp.end());
if (!str_temp.empty()) {
(*panel_boot_param_string) += panel_id ? " ": "";
(*panel_boot_param_string) += (disp_str + "=" + str_temp);
}
memset(read_str, 0, sizeof(read_str));
}
Sys::close_(fd);
panel_id++;
}
DLOGI("Panel Boot param string %s", panel_boot_param_string->c_str());
return kErrorNone;
}
uint32_t HWInfoDRM::GetMaxMixerCount() {
return drm_mgr_intf_->GetCrtcCount();
}
} // namespace sdm