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sdm: drm: Add Atomic commit support 

Add support for atomic commit, MDP comp for the peripheral display.

Change-Id: I579d3379ba97cbc73485a4434bf29126226e2f85
CRs-fixed: 1114808
This commit is contained in:
Saurabh Shah 2016-07-06 17:34:05 -07:00
parent 7d476edfb3
commit 66c941bd5d
15 changed files with 1259 additions and 343 deletions
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0
sdm/.clang-format → .clang-format
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7
libdrmutils/Android.mk
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@ -5,11 +5,12 @@ LOCAL_MODULE := libdrmutils
LOCAL_MODULE_TAGS := optional
LOCAL_C_INCLUDES := $(TARGET_OUT_INTERMEDIATES)/KERNEL_OBJ/usr/include \
external/libdrm
LOCAL_SHARED_LIBRARIES := libdrm
LOCAL_SHARED_LIBRARIES := libdrm libdl
LOCAL_CFLAGS := -DLOG_TAG=\"DRMUTILS\" -Wall -std=c++11 -Werror
LOCAL_CLANG := true
LOCAL_ADDITIONAL_DEPENDENCIES := $(TARGET_OUT_INTERMEDIATES)/KERNEL_OBJ/usr
LOCAL_SRC_FILES := drm_master.cpp drm_res_mgr.cpp
LOCAL_SRC_FILES := drm_master.cpp drm_res_mgr.cpp drm_lib_loader.cpp
LOCAL_COPY_HEADERS_TO := qcom/display
LOCAL_COPY_HEADERS := drm_master.h drm_res_mgr.h
LOCAL_COPY_HEADERS := drm_master.h drm_res_mgr.h drm_lib_loader.h drm_logger.h drm_interface.h
include $(BUILD_SHARED_LIBRARY)

370
libdrmutils/drm_interface.h Normal file
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@ -0,0 +1,370 @@
/*
* Copyright (c) 2017, 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_INTERFACE_H__
#define __DRM_INTERFACE_H__
#include <map>
#include <string>
#include <utility>
#include <vector>
#include "xf86drm.h"
#include "xf86drmMode.h"
namespace sde_drm {
/*
* Drm Atomic Operation Codes
*/
enum struct DRMOps {
/*
* Op: Sets plane source crop
* Arg: uint32_t - Plane ID
* DRMRect - Source Rectangle
*/
PLANE_SET_SRC_RECT,
/*
* Op: Sets plane destination rect
* Arg: uint32_t - Plane ID
* DRMRect - Dst Rectangle
*/
PLANE_SET_DST_RECT,
/*
* Op: Sets plane zorder
* Arg: uint32_t - Plane ID
* uint32_t - zorder
*/
PLANE_SET_ZORDER,
/*
* Op: Sets plane rotation flags
* Arg: uint32_t - Plane ID
* uint32_t - bit mask of rotation flags (See drm_mode.h for enums)
*/
PLANE_SET_ROTATION,
/*
* Op: Sets plane alpha
* Arg: uint32_t - Plane ID
* uint32_t - alpha value
*/
PLANE_SET_ALPHA,
/*
* Op: Sets the blend type
* Arg: uint32_t - Plane ID
* uint32_t - blend type (see DRMBlendType)
*/
PLANE_SET_BLEND_TYPE,
/*
* Op: Sets horizontal decimation
* Arg: uint32_t - Plane ID
* uint32_t - decimation factor
*/
PLANE_SET_H_DECIMATION,
/*
* Op: Sets vertical decimation
* Arg: uint32_t - Plane ID
* uint32_t - decimation factor
*/
PLANE_SET_V_DECIMATION,
/*
* Op: Sets frame buffer ID for plane. Set together with CRTC.
* Arg: uint32_t - Plane ID
* uint32_t - Framebuffer ID
*/
PLANE_SET_FB_ID,
/*
* Op: Sets the crtc for this plane. Set together with FB_ID.
* Arg: uint32_t - Plane ID
* uint32_t - CRTC ID
*/
PLANE_SET_CRTC,
/*
* Op: Sets acquire fence for this plane's buffer. Set together with FB_ID, CRTC.
* Arg: uint32_t - Plane ID
* uint32_t - Input fence
*/
PLANE_SET_INPUT_FENCE,
/*
* Op: Activate or deactivate a CRTC
* Arg: uint32_t - CRTC ID
* uint32_t - 1 to enable, 0 to disable
*/
CRTC_SET_ACTIVE,
/*
* Op: Sets display mode
* Arg: uint32_t - CRTC ID
* drmModeModeInfo* - Pointer to display mode
*/
CRTC_SET_MODE,
/*
* Op: Sets an offset indicating when a release fence should be signalled.
* Arg: uint32_t - offset
* 0: non-speculative, default
* 1: speculative
*/
CRTC_SET_OUTPUT_FENCE_OFFSET,
/*
* Op: Returns release fence for this frame. Should be called after Commit() on
* DRMAtomicReqInterface.
* Arg: uint32_t - CRTC ID
* int * - Pointer to an integer that will hold the returned fence
*/
CRTC_GET_RELEASE_FENCE,
/*
* Op: Returns retire fence for this commit. Should be called after Commit() on
* DRMAtomicReqInterface.
* Arg: uint32_t - Connector ID
* int * - Pointer to an integer that will hold the returned fence
*/
CONNECTOR_GET_RETIRE_FENCE,
/*
* Op: Sets writeback connector destination rect
* Arg: uint32_t - Connector ID
* DRMRect - Dst Rectangle
*/
CONNECTOR_SET_OUTPUT_RECT,
/*
* Op: Sets frame buffer ID for writeback connector.
* Arg: uint32_t - Connector ID
* uint32_t - Framebuffer ID
*/
CONNECTOR_SET_OUTPUT_FB_ID,
};
enum struct DRMBlendType {
UNDEFINED = 0,
OPAQUE = 1,
PREMULTIPLIED = 2,
COVERAGE = 3,
};
/* Display type to identify a suitable connector */
enum struct DRMDisplayType {
PERIPHERAL,
TV,
VIRTUAL,
};
struct DRMRect {
uint32_t left; // Left-most pixel coordinate.
uint32_t top; // Top-most pixel coordinate.
uint32_t right; // Right-most pixel coordinate.
uint32_t bottom; // Bottom-most pixel coordinate.
};
//------------------------------------------------------------------------
// DRM Info Query Types
//------------------------------------------------------------------------
enum struct QSEEDVersion {
V1,
V2,
V3,
};
/* Per CRTC Resource Info*/
struct DRMCrtcInfo {
bool has_src_split;
uint32_t max_blend_stages;
QSEEDVersion qseed_version;
};
enum struct DRMPlaneType {
// Has CSC and scaling capability
VIG = 0,
// Has scaling capability but no CSC
RGB,
// No scaling support
DMA,
// Supports a small dimension and doesn't use a CRTC stage
CURSOR,
MAX,
};
struct DRMPlaneTypeInfo {
// FourCC format enum and modifier
std::vector<std::pair<uint32_t, uint64_t>> formats_supported;
uint32_t max_linewidth;
uint32_t max_upscale;
uint32_t max_downscale;
uint32_t max_horizontal_deci;
uint32_t max_vertical_deci;
};
/* All DRM Planes Info*/
struct DRMPlanesInfo {
// Plane id and plane type sorted by highest to lowest priority
std::vector<std::pair<uint32_t, DRMPlaneType>> planes;
// Plane type and type info
std::map<DRMPlaneType, DRMPlaneTypeInfo> types;
};
enum struct DRMTopology {
UNKNOWN, // To be compat with driver defs in sde_kms.h
SINGLE_LM,
DUAL_LM,
PPSPLIT,
DUAL_LM_MERGE,
};
enum struct DRMPanelMode {
VIDEO,
COMMAND,
};
/* Per Connector Info*/
struct DRMConnectorInfo {
uint32_t mmWidth;
uint32_t mmHeight;
uint32_t type;
uint32_t num_modes;
drmModeModeInfo *modes;
DRMTopology topology;
std::string panel_name;
DRMPanelMode panel_mode;
bool is_primary;
// Valid only if DRMPanelMode is VIDEO
bool dynamic_fps;
// FourCC format enum and modifier
std::vector<std::pair<uint32_t, uint64_t>> formats_supported;
// Valid only if type is DRM_MODE_CONNECTOR_VIRTUAL
uint32_t max_linewidth;
};
/* Identifier token for a display */
struct DRMDisplayToken {
uint32_t conn_id;
uint32_t crtc_id;
};
/* DRM Atomic Request Property Set.
*
* Helper class to create and populate atomic properties of DRM components
* when rendered in DRM atomic mode */
class DRMAtomicReqInterface {
public:
virtual ~DRMAtomicReqInterface() {}
/* Perform request operation.
*
* [input]: opcode: operation code from DRMOps list.
* var_arg: arguments for DRMOps's can differ in number and
* data type. Refer above DRMOps to details.
* [return]: Error code if the API fails, 0 on success.
*/
virtual int Perform(DRMOps opcode, ...) = 0;
/*
* Commit the params set via Perform(). Also resets the properties after commit. Needs to be
* called every frame.
* [input]: synchronous: Determines if the call should block until a h/w flip
* [return]: Error code if the API fails, 0 on success.
*/
virtual int Commit(bool synchronous) = 0;
/*
* Validate the params set via Perform().
* [return]: Error code if the API fails, 0 on success.
*/
virtual int Validate() = 0;
};
class DRMManagerInterface;
/* Populates a singleton instance of DRMManager */
typedef int (*GetDRMManager)(int fd, DRMManagerInterface **intf);
/* Destroy DRMManager instance */
typedef int (*DestroyDRMManager)(DRMManagerInterface *intf);
/*
* DRM Manager Interface - Any class which plans to implement helper function for vendor
* specific DRM driver implementation must implement the below interface routines to work
* with SDM.
*/
class DRMManagerInterface {
public:
virtual ~DRMManagerInterface() {}
/*
* Since SDM completely manages the planes. GetPlanesInfo will provide all
* the plane information.
* [output]: DRMPlanesInfo: Resource Info for planes.
*/
virtual void GetPlanesInfo(DRMPlanesInfo *info) = 0;
/*
* Will provide all the information of a selected crtc.
* [input]: Use crtc id 0 to obtain system wide info
* [output]: DRMCrtcInfo: Resource Info for the given CRTC id.
*/
virtual void GetCrtcInfo(uint32_t crtc_id, DRMCrtcInfo *info) = 0;
/*
* Will provide all the information of a selected connector.
* [output]: DRMConnectorInfo: Resource Info for the given connector id
*/
virtual void GetConnectorInfo(uint32_t conn_id, DRMConnectorInfo *info) = 0;
/*
* Register a logical display to receive a token.
* Each display pipeline in DRM is identified by its CRTC and Connector(s).
* On display connect(bootup or hotplug), clients should invoke this interface to
* establish the pipeline for the display and should get a DisplayToken
* populated with crtc and connnector(s) id's. Here onwards, Client should
* use this token to represent the display for any Perform operations if
* needed.
*
* [input]: disp_type - Peripheral / TV / Virtual
* [output]: DRMDisplayToken - CRTC and Connector id's for the display
* [return]: 0 on success, a negative error value otherwise
*/
virtual int RegisterDisplay(DRMDisplayType disp_type, DRMDisplayToken *tok) = 0;
/* Client should invoke this interface on display disconnect.
* [input]: DRMDisplayToken - identifier for the display.
*/
virtual void UnregisterDisplay(const DRMDisplayToken &token) = 0;
/*
* Creates and returns an instance of DRMAtomicReqInterface corresponding to a display token
* returned as part of RegisterDisplay API. Needs to be called per display.
* [input]: DRMDisplayToken that identifies a display pipeline
* [output]: Pointer to an instance of DRMAtomicReqInterface.
* [return]: Error code if the API fails, 0 on success.
*/
virtual int CreateAtomicReq(const DRMDisplayToken &token, DRMAtomicReqInterface **intf) = 0;
/*
* Destroys the instance of DRMAtomicReqInterface
* [input]: Pointer to a DRMAtomicReqInterface
* [return]: Error code if the API fails, 0 on success.
*/
virtual int DestroyAtomicReq(DRMAtomicReqInterface *intf) = 0;
};
} // namespace sde_drm
#endif // __DRM_INTERFACE_H__

77
libdrmutils/drm_lib_loader.cpp Normal file
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@ -0,0 +1,77 @@
/*
* Copyright (c) 2017, 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.
*/
#include <dlfcn.h>
#include "drm_lib_loader.h"
#define __CLASS__ "DRMLibLoader"
using std::mutex;
using std::lock_guard;
namespace drm_utils {
DRMLibLoader *DRMLibLoader::s_instance = nullptr;
mutex DRMLibLoader::s_lock;
DRMLibLoader *DRMLibLoader::GetInstance() {
lock_guard<mutex> obj(s_lock);
if (!s_instance) {
s_instance = new DRMLibLoader();
}
return s_instance;
}
DRMLibLoader::DRMLibLoader() {
if (Open("libsdedrm.so")) {
if (Sym("GetDRMManager", reinterpret_cast<void **>(&func_get_drm_manager_)) &&
Sym("DestroyDRMManager", reinterpret_cast<void **>(&func_destroy_drm_manager_))) {
is_loaded_ = true;
}
}
}
bool DRMLibLoader::Open(const char *lib_name) {
lib_ = ::dlopen(lib_name, RTLD_NOW);
return (lib_ != nullptr);
}
bool DRMLibLoader::Sym(const char *func_name, void **func_ptr) {
if (lib_) {
*func_ptr = ::dlsym(lib_, func_name);
}
return (*func_ptr != nullptr);
}
} // namespace drm_utils

63
libdrmutils/drm_lib_loader.h Normal file
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@ -0,0 +1,63 @@
/*
* Copyright (c) 2017, 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_LIB_LOADER_H__
#define __DRM_LIB_LOADER_H__
#include <drm_interface.h>
#include <mutex>
namespace drm_utils {
class DRMLibLoader {
public:
~DRMLibLoader() {}
bool IsLoaded() { return is_loaded_; }
sde_drm::GetDRMManager FuncGetDRMManager() { return func_get_drm_manager_; }
sde_drm::DestroyDRMManager FuncDestroyDRMManager() { return func_destroy_drm_manager_; }
static DRMLibLoader *GetInstance();
private:
DRMLibLoader();
bool Open(const char *lib_name);
bool Sym(const char *func_name, void **func_ptr);
void *lib_ = {};
sde_drm::GetDRMManager func_get_drm_manager_ = {};
sde_drm::DestroyDRMManager func_destroy_drm_manager_ = {};
bool is_loaded_ = false;
static DRMLibLoader *s_instance; // Singleton instance
static std::mutex s_lock;
};
} // namespace drm_utils
#endif // __DRM_LIB_LOADER_H__

30
libdrmutils/drm_logger.h
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@ -38,6 +38,7 @@ class DRMLogger {
public:
virtual ~DRMLogger() {}
virtual void Error(const char *format, ...) = 0;
virtual void Warning(const char *format, ...) = 0;
virtual void Info(const char *format, ...) = 0;
virtual void Debug(const char *format, ...) = 0;
@ -48,28 +49,21 @@ class DRMLogger {
static DRMLogger *s_instance;
};
template <typename... T>
void DRM_LOGE(const char *format, T&&... args) {
if (DRMLogger::Get()) {
DRMLogger::Get()->Error(format, std::forward<T>(args)...);
#define DRM_LOG(method, format, ...) \
if (drm_utils::DRMLogger::Get()) { \
drm_utils::DRMLogger::Get()->method(format, ##__VA_ARGS__); \
}
}
template <typename... T>
void DRM_LOGI(const char *format, T&&... args) {
if (DRMLogger::Get()) {
DRMLogger::Get()->Info(format, std::forward<T>(args)...);
}
}
#define DRM_LOG_CONTEXT(method, format, ...) \
DRM_LOG(method, __CLASS__ "::%s: " format, __FUNCTION__, ##__VA_ARGS__);
template <typename... T>
void DRM_LOGD_IF(bool pred, const char *format, T&&... args) {
if (pred && DRMLogger::Get()) {
DRMLogger::Get()->Debug(format, std::forward<T>(args)...);
}
}
#define DRM_LOGE(format, ...) DRM_LOG_CONTEXT(Error, format, ##__VA_ARGS__)
#define DRM_LOGW(format, ...) DRM_LOG_CONTEXT(Warning, format, ##__VA_ARGS__)
#define DRM_LOGI(format, ...) DRM_LOG_CONTEXT(Info, format, ##__VA_ARGS__)
#define DRM_LOGD_IF(pred, format, ...) \
if (pred) \
DRM_LOG_CONTEXT(Debug, format, ##__VA_ARGS__)
} // namespace drm_utils
#endif // __DRM_LOGGER_H__

10
libdrmutils/drm_master.cpp
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@ -27,13 +27,13 @@
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <drm/drm_fourcc.h>
#include <errno.h>
#include <fcntl.h>
#include <sys/stat.h>
#include <unistd.h>
#include <xf86drm.h>
#include <xf86drmMode.h>
#include <drm/drm_fourcc.h>
#include <algorithm>
#include <iterator>
@ -74,7 +74,7 @@ int DRMMaster::GetInstance(DRMMaster **master) {
int DRMMaster::Init() {
dev_fd_ = drmOpen("msm_drm", nullptr);
if (dev_fd_ < 0) {
DRM_LOGE("%s::%s: drmOpen failed with error %d", __CLASS__, __FUNCTION__, dev_fd_);
DRM_LOGE("drmOpen failed with error %d", dev_fd_);
return -ENODEV;
}
@ -89,7 +89,7 @@ DRMMaster::~DRMMaster() {
int DRMMaster::CreateFbId(const DRMBuffer &drm_buffer, uint32_t *gem_handle, uint32_t *fb_id) {
int ret = drmPrimeFDToHandle(dev_fd_, drm_buffer.fd, gem_handle);
if (ret) {
DRM_LOGE("%s::%s: drmPrimeFDToHandle failed with error %d", __CLASS__, __FUNCTION__, ret);
DRM_LOGE("drmPrimeFDToHandle failed with error %d", ret);
return ret;
}
@ -106,7 +106,7 @@ int DRMMaster::CreateFbId(const DRMBuffer &drm_buffer, uint32_t *gem_handle, uin
ret = drmModeAddFB3(dev_fd_, drm_buffer.width, drm_buffer.height, drm_buffer.drm_format,
gem_handles, pitches, offsets, modifier, fb_id, DRM_MODE_FB_MODIFIERS);
if (ret) {
DRM_LOGE("%s::%s: drmModeAddFB3 failed with error %d", __CLASS__, __FUNCTION__, ret);
DRM_LOGE("drmModeAddFB3 failed with error %d", ret);
struct drm_gem_close gem_close = {};
gem_close.handle = *gem_handle;
int ret1 = drmIoctl(dev_fd_, DRM_IOCTL_GEM_CLOSE, &gem_close);
@ -121,7 +121,7 @@ int DRMMaster::CreateFbId(const DRMBuffer &drm_buffer, uint32_t *gem_handle, uin
int DRMMaster::RemoveFbId(uint32_t gem_handle, uint32_t fb_id) {
int ret = drmModeRmFB(dev_fd_, fb_id);
if (ret) {
DRM_LOGE("%s::%s: drmModeRmFB failed with error %d", __CLASS__, __FUNCTION__, ret);
DRM_LOGE("drmModeRmFB failed with error %d", ret);
}
struct drm_gem_close gem_close = {};

16
libdrmutils/drm_res_mgr.cpp
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@ -49,7 +49,7 @@ static bool GetConnector(int dev_fd, drmModeRes *res, drmModeConnector **connect
if (conn && conn->connector_type == DRM_MODE_CONNECTOR_DSI && conn->count_modes &&
conn->connection == DRM_MODE_CONNECTED) {
*connector = conn;
DRM_LOGI("drm_utils::%s found connector %d", __FUNCTION__, conn->connector_id);
DRM_LOGI("Found connector %d", conn->connector_id);
return true;
}
}
@ -62,7 +62,7 @@ static bool GetEncoder(int dev_fd, drmModeConnector *conn, drmModeEncoder **enco
drmModeEncoder *enc = drmModeGetEncoder(dev_fd, conn->encoders[i]);
if (enc && enc->encoder_type == DRM_MODE_ENCODER_DSI) {
*encoder = enc;
DRM_LOGI("drm_utils::%s found encoder %d", __FUNCTION__, enc->encoder_id);
DRM_LOGI("Found encoder %d", enc->encoder_id);
return true;
}
}
@ -75,7 +75,7 @@ static bool GetCrtc(int dev_fd, drmModeRes *res, drmModeEncoder *enc, drmModeCrt
drmModeCrtc *c = drmModeGetCrtc(dev_fd, res->crtcs[i]);
if (c) {
*crtc = c;
DRM_LOGI("drm_utils::%s found crtc %d", __FUNCTION__, c->crtc_id);
DRM_LOGI("Found crtc %d", c->crtc_id);
return true;
}
}
@ -84,6 +84,8 @@ static bool GetCrtc(int dev_fd, drmModeRes *res, drmModeEncoder *enc, drmModeCrt
return false;
}
#define __CLASS__ "DRMResMgr"
int DRMResMgr::GetInstance(DRMResMgr **res_mgr) {
lock_guard<mutex> obj(s_lock);
@ -112,26 +114,26 @@ int DRMResMgr::Init() {
master->GetHandle(&dev_fd);
drmModeRes *res = drmModeGetResources(dev_fd);
if (res == nullptr) {
DRM_LOGE("%s::%s: drmModeGetResources failed", __CLASS__, __FUNCTION__);
DRM_LOGE("drmModeGetResources failed");
return -ENODEV;
}
drmModeConnector *conn = nullptr;
if (!GetConnector(dev_fd, res, &conn)) {
DRM_LOGE("%s::%s: Failed to find a connector", __CLASS__, __FUNCTION__);
DRM_LOGE("Failed to find a connector");
return -ENODEV;
}
drmModeEncoder *enc = nullptr;
if (!GetEncoder(dev_fd, conn, &enc)) {
DRM_LOGE("%s::%s: Failed to find an encoder", __CLASS__, __FUNCTION__);
DRM_LOGE("Failed to find an encoder");
drmModeFreeConnector(conn);
return -ENODEV;
}
drmModeCrtc *crtc = nullptr;
if (!GetCrtc(dev_fd, res, enc, &crtc)) {
DRM_LOGE("%s::%s: Failed to find a crtc", __CLASS__, __FUNCTION__);
DRM_LOGE("Failed to find a crtc");
drmModeFreeEncoder(enc);
drmModeFreeConnector(conn);
drmModeFreeResources(res);

3
sdm/libs/core/Android.mk
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@ -7,6 +7,9 @@ LOCAL_MODULE_TAGS := optional
LOCAL_C_INCLUDES := $(common_includes) $(kernel_includes) $(common_header_export_path)
LOCAL_CFLAGS := -Wno-unused-parameter -DLOG_TAG=\"SDM\" \
$(common_flags)
ifeq ($(use_hwc2),false)
LOCAL_CFLAGS += -DUSE_SPECULATIVE_FENCES
endif
LOCAL_HW_INTF_PATH_1 := fb
LOCAL_SHARED_LIBRARIES := libdl libsdmutils

527
sdm/libs/core/drm/hw_device_drm.cpp
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@ -29,22 +29,23 @@
#define __STDC_FORMAT_MACROS
#include <stdio.h>
#include <ctype.h>
#include <math.h>
#include <drm_lib_loader.h>
#include <drm_master.h>
#include <drm_res_mgr.h>
#include <fcntl.h>
#include <unistd.h>
#include <string.h>
#include <inttypes.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/ioctl.h>
#include <linux/fb.h>
#include <math.h>
#include <stdio.h>
#include <string.h>
#include <sys/ioctl.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <unistd.h>
#include <utils/constants.h>
#include <utils/debug.h>
#include <utils/sys.h>
#include <drm_master.h>
#include <drm_res_mgr.h>
#include <algorithm>
#include <string>
@ -61,57 +62,103 @@ using std::to_string;
using std::fstream;
using drm_utils::DRMMaster;
using drm_utils::DRMResMgr;
using drm_utils::DRMLogger;
using drm_utils::DRMLibLoader;
using sde_drm::GetDRMManager;
using sde_drm::DestroyDRMManager;
using sde_drm::DRMDisplayType;
using sde_drm::DRMDisplayToken;
using sde_drm::DRMConnectorInfo;
using sde_drm::DRMRect;
using sde_drm::DRMBlendType;
using sde_drm::DRMOps;
using sde_drm::DRMTopology;
namespace sdm {
class DRMLoggerDAL : public DRMLogger {
public:
#define PRIV_LOG(suffix) { \
char buf[1024]; \
va_list list; \
va_start(list, str); \
vsnprintf(buf, sizeof(buf), str, list); \
va_end(list); \
DLOG##suffix("%s", buf); \
}
void Error(const char *str, ...) {
PRIV_LOG(E);
}
void Info(const char *str, ...) {
PRIV_LOG(I);
}
void Debug(const char *str, ...) {
PRIV_LOG(D);
}
};
HWDeviceDRM::HWDeviceDRM(BufferSyncHandler *buffer_sync_handler, HWInfoInterface *hw_info_intf)
: hw_info_intf_(hw_info_intf), buffer_sync_handler_(buffer_sync_handler) {
DRMLogger::Set(new DRMLoggerDAL());
: hw_info_intf_(hw_info_intf), buffer_sync_handler_(buffer_sync_handler) {
device_type_ = kDevicePrimary;
device_name_ = "Peripheral Display";
hw_info_intf_ = hw_info_intf;
}
DisplayError HWDeviceDRM::Init() {
// Populate Panel Info (Used for Partial Update)
PopulateHWPanelInfo();
// Populate HW Capabilities
hw_resource_ = HWResourceInfo();
hw_info_intf_->GetHWResourceInfo(&hw_resource_);
default_mode_ = (DRMLibLoader::GetInstance()->IsLoaded() == false);
DRMResMgr *res_mgr = nullptr;
int ret = DRMResMgr::GetInstance(&res_mgr);
if (ret < 0) {
DLOGE("Failed to acquire DRMResMgr instance");
return kErrorResources;
if (!default_mode_) {
DRMMaster *drm_master = {};
int dev_fd = -1;
DRMMaster::GetInstance(&drm_master);
drm_master->GetHandle(&dev_fd);
DRMLibLoader::GetInstance()->FuncGetDRMManager()(dev_fd, &drm_mgr_intf_);
if (drm_mgr_intf_->RegisterDisplay(DRMDisplayType::PERIPHERAL, &token_)) {
DLOGE("RegisterDisplay failed");
return kErrorResources;
}
drm_mgr_intf_->CreateAtomicReq(token_, &drm_atomic_intf_);
drm_mgr_intf_->GetConnectorInfo(token_.conn_id, &connector_info_);
InitializeConfigs();
drm_atomic_intf_->Perform(DRMOps::CRTC_SET_MODE, token_.crtc_id, &current_mode_);
#ifdef USE_SPECULATIVE_FENCES
drm_atomic_intf_->Perform(DRMOps::CRTC_SET_OUTPUT_FENCE_OFFSET, token_.crtc_id, 1);
#endif
// TODO(user): Enable this and remove the one in SetupAtomic() onces underruns are fixed
// drm_atomic_intf_->Perform(DRMOps::CRTC_SET_ACTIVE, token_.crtc_id, 1);
// Commit to setup pipeline with mode, which then tells us the topology etc
if (drm_atomic_intf_->Commit(true /* synchronous */)) {
DLOGE("Setting up CRTC %d, Connector %d for %s failed", token_.crtc_id, token_.conn_id,
device_name_);
return kErrorResources;
}
// Reload connector info for updated info after 1st commit
drm_mgr_intf_->GetConnectorInfo(token_.conn_id, &connector_info_);
DLOGI("Setup CRTC %d, Connector %d for %s", token_.crtc_id, token_.conn_id, device_name_);
}
// TODO(user): check if default mode enabled
drmModeModeInfo mode;
res_mgr->GetMode(&mode);
PopulateDisplayAttributes();
PopulateHWPanelInfo();
UpdateMixerAttributes();
hw_info_intf_->GetHWResourceInfo(&hw_resource_);
return kErrorNone;
}
DisplayError HWDeviceDRM::Deinit() {
drm_mgr_intf_->DestroyAtomicReq(drm_atomic_intf_);
drm_atomic_intf_ = {};
drm_mgr_intf_->UnregisterDisplay(token_);
return kErrorNone;
}
void HWDeviceDRM::InitializeConfigs() {
// TODO(user): Update modes
current_mode_ = connector_info_.modes[0];
}
DisplayError HWDeviceDRM::PopulateDisplayAttributes() {
drmModeModeInfo mode = {};
uint32_t mm_width = 0;
uint32_t mm_height = 0;
res_mgr->GetDisplayDimInMM(&mm_width, &mm_height);
DRMTopology topology = DRMTopology::SINGLE_LM;
if (default_mode_) {
DRMResMgr *res_mgr = nullptr;
int ret = DRMResMgr::GetInstance(&res_mgr);
if (ret < 0) {
DLOGE("Failed to acquire DRMResMgr instance");
return kErrorResources;
}
res_mgr->GetMode(&mode);
res_mgr->GetDisplayDimInMM(&mm_width, &mm_height);
} else {
mode = current_mode_;
mm_width = connector_info_.mmWidth;
mm_height = connector_info_.mmHeight;
topology = connector_info_.topology;
}
display_attributes_.x_pixels = mode.hdisplay;
display_attributes_.y_pixels = mode.vdisplay;
@ -135,19 +182,126 @@ DisplayError HWDeviceDRM::Init() {
display_attributes_.h_total = mode.htotal;
uint32_t h_blanking = mode.htotal - mode.hdisplay;
display_attributes_.is_device_split = true;
display_attributes_.is_device_split =
(topology == DRMTopology::DUAL_LM || topology == DRMTopology::DUAL_LM_MERGE);
display_attributes_.h_total += display_attributes_.is_device_split ? h_blanking : 0;
display_attributes_.x_dpi =
(FLOAT(mode.hdisplay) * 25.4f) / FLOAT(mm_width);
display_attributes_.y_dpi =
(FLOAT(mode.vdisplay) * 25.4f) / FLOAT(mm_height);
display_attributes_.x_dpi = (FLOAT(mode.hdisplay) * 25.4f) / FLOAT(mm_width);
display_attributes_.y_dpi = (FLOAT(mode.vdisplay) * 25.4f) / FLOAT(mm_height);
return kErrorNone;
}
DisplayError HWDeviceDRM::Deinit() {
return kErrorNone;
void HWDeviceDRM::PopulateHWPanelInfo() {
hw_panel_info_ = {};
snprintf(hw_panel_info_.panel_name, sizeof(hw_panel_info_.panel_name), "%s",
connector_info_.panel_name.c_str());
hw_panel_info_.split_info.left_split = display_attributes_.x_pixels;
if (display_attributes_.is_device_split) {
hw_panel_info_.split_info.left_split = hw_panel_info_.split_info.right_split =
display_attributes_.x_pixels / 2;
}
hw_panel_info_.partial_update = 0;
hw_panel_info_.left_align = 0;
hw_panel_info_.width_align = 0;
hw_panel_info_.top_align = 0;
hw_panel_info_.height_align = 0;
hw_panel_info_.min_roi_width = 0;
hw_panel_info_.min_roi_height = 0;
hw_panel_info_.needs_roi_merge = 0;
hw_panel_info_.dynamic_fps = connector_info_.dynamic_fps;
hw_panel_info_.min_fps = 60;
hw_panel_info_.max_fps = 60;
hw_panel_info_.is_primary_panel = connector_info_.is_primary;
hw_panel_info_.is_pluggable = 0;
if (!default_mode_) {
hw_panel_info_.needs_roi_merge = (connector_info_.topology == DRMTopology::DUAL_LM_MERGE);
}
GetHWDisplayPortAndMode();
GetHWPanelMaxBrightness();
DLOGI("%s, Panel Interface = %s, Panel Mode = %s, Is Primary = %d", device_name_,
interface_str_.c_str(), hw_panel_info_.mode == kModeVideo ? "Video" : "Command",
hw_panel_info_.is_primary_panel);
DLOGI("Partial Update = %d, Dynamic FPS = %d", hw_panel_info_.partial_update,
hw_panel_info_.dynamic_fps);
DLOGI("Align: left = %d, width = %d, top = %d, height = %d", hw_panel_info_.left_align,
hw_panel_info_.width_align, hw_panel_info_.top_align, hw_panel_info_.height_align);
DLOGI("ROI: min_width = %d, min_height = %d, need_merge = %d", hw_panel_info_.min_roi_width,
hw_panel_info_.min_roi_height, hw_panel_info_.needs_roi_merge);
DLOGI("FPS: min = %d, max =%d", hw_panel_info_.min_fps, hw_panel_info_.max_fps);
DLOGI("Left Split = %d, Right Split = %d", hw_panel_info_.split_info.left_split,
hw_panel_info_.split_info.right_split);
}
void HWDeviceDRM::GetHWDisplayPortAndMode() {
hw_panel_info_.port = kPortDefault;
hw_panel_info_.mode =
(connector_info_.panel_mode == sde_drm::DRMPanelMode::VIDEO) ? kModeVideo : kModeCommand;
if (default_mode_) {
return;
}
switch (connector_info_.type) {
case DRM_MODE_CONNECTOR_DSI:
hw_panel_info_.port = kPortDSI;
interface_str_ = "DSI";
break;
case DRM_MODE_CONNECTOR_LVDS:
hw_panel_info_.port = kPortLVDS;
interface_str_ = "LVDS";
break;
case DRM_MODE_CONNECTOR_eDP:
hw_panel_info_.port = kPortEDP;
interface_str_ = "EDP";
break;
case DRM_MODE_CONNECTOR_TV:
case DRM_MODE_CONNECTOR_HDMIA:
case DRM_MODE_CONNECTOR_HDMIB:
hw_panel_info_.port = kPortDTV;
interface_str_ = "HDMI";
break;
case DRM_MODE_CONNECTOR_VIRTUAL:
hw_panel_info_.port = kPortWriteBack;
interface_str_ = "Virtual";
break;
case DRM_MODE_CONNECTOR_DisplayPort:
// TODO(user): Add when available
interface_str_ = "DisplayPort";
break;
}
return;
}
void HWDeviceDRM::GetHWPanelMaxBrightness() {
char brightness[kMaxStringLength] = {0};
char kMaxBrightnessNode[64] = {0};
snprintf(kMaxBrightnessNode, sizeof(kMaxBrightnessNode), "%s",
"/sys/class/leds/lcd-backlight/max_brightness");
hw_panel_info_.panel_max_brightness = 255;
int fd = Sys::open_(kMaxBrightnessNode, O_RDONLY);
if (fd < 0) {
DLOGW("Failed to open max brightness node = %s, error = %s", kMaxBrightnessNode,
strerror(errno));
return;
}
if (Sys::pread_(fd, brightness, sizeof(brightness), 0) > 0) {
hw_panel_info_.panel_max_brightness = atoi(brightness);
DLOGI("Max brightness level = %d", hw_panel_info_.panel_max_brightness);
} else {
DLOGW("Failed to read max brightness level. error = %s", strerror(errno));
}
Sys::close_(fd);
}
DisplayError HWDeviceDRM::GetActiveConfig(uint32_t *active_config) {
@ -204,13 +358,99 @@ DisplayError HWDeviceDRM::Standby() {
return kErrorNone;
}
void HWDeviceDRM::SetupAtomic(HWLayers *hw_layers, bool validate) {
if (default_mode_) {
return;
}
HWLayersInfo &hw_layer_info = hw_layers->info;
uint32_t hw_layer_count = UINT32(hw_layer_info.hw_layers.size());
for (uint32_t i = 0; i < hw_layer_count; i++) {
Layer &layer = hw_layer_info.hw_layers.at(i);
LayerBuffer &input_buffer = layer.input_buffer;
HWPipeInfo *left_pipe = &hw_layers->config[i].left_pipe;
HWPipeInfo *right_pipe = &hw_layers->config[i].right_pipe;
// TODO(user): Add support for solid fill
if (layer.flags.solid_fill) {
continue;
}
for (uint32_t count = 0; count < 2; count++) {
HWPipeInfo *pipe_info = (count == 0) ? left_pipe : right_pipe;
if (pipe_info->valid) {
uint32_t pipe_id = pipe_info->pipe_id;
if (input_buffer.fb_id == 0) {
// We set these to 0 to clear any previous cycle's state from another buffer.
// Unfortunately this layer will be skipped from validation because it's dimensions are
// tied to fb_id which is not available yet.
drm_atomic_intf_->Perform(DRMOps::PLANE_SET_FB_ID, pipe_id, 0);
drm_atomic_intf_->Perform(DRMOps::PLANE_SET_CRTC, pipe_id, 0);
continue;
}
drm_atomic_intf_->Perform(DRMOps::PLANE_SET_ALPHA, pipe_id, layer.plane_alpha);
drm_atomic_intf_->Perform(DRMOps::PLANE_SET_ZORDER, pipe_id, pipe_info->z_order);
DRMBlendType blending = {};
SetBlending(layer.blending, &blending);
drm_atomic_intf_->Perform(DRMOps::PLANE_SET_BLEND_TYPE, pipe_id, blending);
DRMRect src = {};
SetRect(pipe_info->src_roi, &src);
drm_atomic_intf_->Perform(DRMOps::PLANE_SET_SRC_RECT, pipe_id, src);
DRMRect dst = {};
SetRect(pipe_info->dst_roi, &dst);
drm_atomic_intf_->Perform(DRMOps::PLANE_SET_DST_RECT, pipe_id, dst);
uint32_t rot_bit_mask = 0;
if (layer.transform.flip_horizontal) {
rot_bit_mask |= 1 << DRM_REFLECT_X;
}
if (layer.transform.flip_vertical) {
rot_bit_mask |= 1 << DRM_REFLECT_Y;
}
drm_atomic_intf_->Perform(DRMOps::PLANE_SET_H_DECIMATION, pipe_id,
pipe_info->horizontal_decimation);
drm_atomic_intf_->Perform(DRMOps::PLANE_SET_V_DECIMATION, pipe_id,
pipe_info->vertical_decimation);
drm_atomic_intf_->Perform(DRMOps::PLANE_SET_ROTATION, pipe_id, rot_bit_mask);
drm_atomic_intf_->Perform(DRMOps::PLANE_SET_FB_ID, pipe_id, input_buffer.fb_id);
drm_atomic_intf_->Perform(DRMOps::PLANE_SET_CRTC, pipe_id, token_.crtc_id);
if (!validate && input_buffer.acquire_fence_fd >= 0) {
drm_atomic_intf_->Perform(DRMOps::PLANE_SET_INPUT_FENCE, pipe_id,
input_buffer.acquire_fence_fd);
}
}
}
// TODO(user): Remove this and enable the one in Init() onces underruns are fixed
drm_atomic_intf_->Perform(DRMOps::CRTC_SET_ACTIVE, token_.crtc_id, 1);
}
}
DisplayError HWDeviceDRM::Validate(HWLayers *hw_layers) {
DTRACE_SCOPED();
SetupAtomic(hw_layers, true /* validate */);
int ret = drm_atomic_intf_->Validate();
if (ret) {
DLOGE("%s failed with error %d", __FUNCTION__, ret);
return kErrorHardware;
}
return kErrorNone;
}
DisplayError HWDeviceDRM::Commit(HWLayers *hw_layers) {
DTRACE_SCOPED();
if (default_mode_) {
return DefaultCommit(hw_layers);
}
return AtomicCommit(hw_layers);
}
DisplayError HWDeviceDRM::DefaultCommit(HWLayers *hw_layers) {
DTRACE_SCOPED();
HWLayersInfo &hw_layer_info = hw_layers->info;
LayerStack *stack = hw_layer_info.stack;
@ -258,126 +498,67 @@ DisplayError HWDeviceDRM::Commit(HWLayers *hw_layers) {
return kErrorNone;
}
DisplayError HWDeviceDRM::AtomicCommit(HWLayers *hw_layers) {
DTRACE_SCOPED();
SetupAtomic(hw_layers, false /* validate */);
int ret = drm_atomic_intf_->Commit(false /* synchronous */);
if (ret) {
DLOGE("%s failed with error %d", __FUNCTION__, ret);
return kErrorHardware;
}
int release_fence = -1;
int retire_fence = -1;
drm_atomic_intf_->Perform(DRMOps::CRTC_GET_RELEASE_FENCE, token_.crtc_id, &release_fence);
drm_atomic_intf_->Perform(DRMOps::CONNECTOR_GET_RETIRE_FENCE, token_.conn_id, &retire_fence);
HWLayersInfo &hw_layer_info = hw_layers->info;
LayerStack *stack = hw_layer_info.stack;
stack->retire_fence_fd = retire_fence;
for (Layer &layer : hw_layer_info.hw_layers) {
layer.input_buffer.release_fence_fd = Sys::dup_(release_fence);
}
hw_layer_info.sync_handle = release_fence;
return kErrorNone;
}
DisplayError HWDeviceDRM::Flush() {
return kErrorNone;
}
void HWDeviceDRM::PopulateHWPanelInfo() {
hw_panel_info_ = HWPanelInfo();
GetHWPanelInfoByNode(0 /* Primary */, &hw_panel_info_);
DLOGI("Device type = %d, Display Port = %d, Display Mode = %d, Device Node = %d, Is Primary = %d",
device_type_, hw_panel_info_.port, hw_panel_info_.mode, 0 /* primary */,
hw_panel_info_.is_primary_panel);
DLOGI("Partial Update = %d, Dynamic FPS = %d",
hw_panel_info_.partial_update, hw_panel_info_.dynamic_fps);
DLOGI("Align: left = %d, width = %d, top = %d, height = %d",
hw_panel_info_.left_align, hw_panel_info_.width_align,
hw_panel_info_.top_align, hw_panel_info_.height_align);
DLOGI("ROI: min_width = %d, min_height = %d, need_merge = %d",
hw_panel_info_.min_roi_width, hw_panel_info_.min_roi_height,
hw_panel_info_.needs_roi_merge);
DLOGI("FPS: min = %d, max =%d", hw_panel_info_.min_fps, hw_panel_info_.max_fps);
DLOGI("Left Split = %d, Right Split = %d", hw_panel_info_.split_info.left_split,
hw_panel_info_.split_info.right_split);
}
void HWDeviceDRM::GetHWPanelNameByNode(int device_node, HWPanelInfo *panel_info) {
snprintf(panel_info->panel_name, sizeof(panel_info->panel_name), "%s",
"Dual SHARP video mode dsi panel");
}
void HWDeviceDRM::GetHWPanelInfoByNode(int device_node, HWPanelInfo *panel_info) {
panel_info->partial_update = 0;
panel_info->left_align = 0;
panel_info->width_align = 0;
panel_info->top_align = 0;
panel_info->height_align = 0;
panel_info->min_roi_width = 0;
panel_info->min_roi_height = 0;
panel_info->needs_roi_merge = 0;
panel_info->dynamic_fps = 0;
panel_info->min_fps = 60;
panel_info->max_fps = 60;
panel_info->is_primary_panel = 1;
panel_info->is_pluggable = 0;
GetHWDisplayPortAndMode(device_node, panel_info);
GetSplitInfo(device_node, panel_info);
GetHWPanelNameByNode(device_node, panel_info);
GetHWPanelMaxBrightnessFromNode(panel_info);
}
void HWDeviceDRM::GetHWDisplayPortAndMode(int device_node, HWPanelInfo *panel_info) {
DisplayPort *port = &panel_info->port;
HWDisplayMode *mode = &panel_info->mode;
*port = kPortDefault;
*mode = kModeDefault;
string line = "mipi dsi video panel";
if ((strncmp(line.c_str(), "mipi dsi cmd panel", strlen("mipi dsi cmd panel")) == 0)) {
*port = kPortDSI;
*mode = kModeCommand;
} else if ((strncmp(line.c_str(), "mipi dsi video panel", strlen("mipi dsi video panel")) == 0)) {
*port = kPortDSI;
*mode = kModeVideo;
} else if ((strncmp(line.c_str(), "lvds panel", strlen("lvds panel")) == 0)) {
*port = kPortLVDS;
*mode = kModeVideo;
} else if ((strncmp(line.c_str(), "edp panel", strlen("edp panel")) == 0)) {
*port = kPortEDP;
*mode = kModeVideo;
} else if ((strncmp(line.c_str(), "dtv panel", strlen("dtv panel")) == 0)) {
*port = kPortDTV;
*mode = kModeVideo;
} else if ((strncmp(line.c_str(), "writeback panel", strlen("writeback panel")) == 0)) {
*port = kPortWriteBack;
*mode = kModeCommand;
}
return;
}
void HWDeviceDRM::GetSplitInfo(int device_node, HWPanelInfo *panel_info) {
if (display_attributes_.is_device_split) {
panel_info->split_info.left_split = panel_info->split_info.right_split =
display_attributes_.x_pixels / 2;
void HWDeviceDRM::SetBlending(const LayerBlending &source, DRMBlendType *target) {
switch (source) {
case kBlendingPremultiplied:
*target = DRMBlendType::PREMULTIPLIED;
break;
case kBlendingOpaque:
*target = DRMBlendType::OPAQUE;
break;
case kBlendingCoverage:
*target = DRMBlendType::COVERAGE;
break;
default:
*target = DRMBlendType::UNDEFINED;
}
}
void HWDeviceDRM::GetHWPanelMaxBrightnessFromNode(HWPanelInfo *panel_info) {
char brightness[kMaxStringLength] = { 0 };
char kMaxBrightnessNode[64] = { 0 };
snprintf(kMaxBrightnessNode, sizeof(kMaxBrightnessNode), "%s",
"/sys/class/leds/lcd-backlight/max_brightness");
panel_info->panel_max_brightness = 0;
int fd = Sys::open_(kMaxBrightnessNode, O_RDONLY);
if (fd < 0) {
DLOGW("Failed to open max brightness node = %s, error = %s", kMaxBrightnessNode,
strerror(errno));
return;
}
if (Sys::pread_(fd, brightness, sizeof(brightness), 0) > 0) {
panel_info->panel_max_brightness = atoi(brightness);
DLOGI("Max brightness level = %d", panel_info->panel_max_brightness);
} else {
DLOGW("Failed to read max brightness level. error = %s", strerror(errno));
}
Sys::close_(fd);
panel_info->panel_max_brightness = 255;
void HWDeviceDRM::SetRect(const LayerRect &source, DRMRect *target) {
target->left = UINT32(source.left);
target->top = UINT32(source.top);
target->right = UINT32(source.right);
target->bottom = UINT32(source.bottom);
}
bool HWDeviceDRM::EnableHotPlugDetection(int enable) {
return true;
}
void HWDeviceDRM::ResetDisplayParams() {
}
void HWDeviceDRM::ResetDisplayParams() {}
DisplayError HWDeviceDRM::SetCursorPosition(HWLayers *hw_layers, int x, int y) {
DTRACE_SCOPED();
@ -396,8 +577,7 @@ DisplayError HWDeviceDRM::SetVSyncState(bool enable) {
return kErrorNone;
}
void HWDeviceDRM::SetIdleTimeoutMs(uint32_t timeout_ms) {
}
void HWDeviceDRM::SetIdleTimeoutMs(uint32_t timeout_ms) {}
DisplayError HWDeviceDRM::SetDisplayMode(const HWDisplayMode hw_display_mode) {
return kErrorNotSupported;
@ -465,7 +645,7 @@ DisplayError HWDeviceDRM::SetMixerAttributes(const HWMixerAttributes &mixer_attr
float mixer_aspect_ratio = FLOAT(mixer_attributes.width) / FLOAT(mixer_attributes.height);
float display_aspect_ratio =
FLOAT(display_attributes_.x_pixels) / FLOAT(display_attributes_.y_pixels);
FLOAT(display_attributes_.x_pixels) / FLOAT(display_attributes_.y_pixels);
if (display_aspect_ratio != mixer_aspect_ratio) {
DLOGW("Aspect ratio mismatch! input: res %dx%d display: res %dx%d", mixer_attributes.width,
@ -477,8 +657,10 @@ DisplayError HWDeviceDRM::SetMixerAttributes(const HWMixerAttributes &mixer_attr
float scale_y = FLOAT(display_attributes_.y_pixels) / FLOAT(mixer_attributes.height);
float max_scale_up = hw_resource_.hw_dest_scalar_info.max_scale_up;
if (scale_x > max_scale_up || scale_y > max_scale_up) {
DLOGW("Up scaling ratio exceeds for destination scalar upscale limit scale_x %f scale_y %f " \
"max_scale_up %f", scale_x, scale_y, max_scale_up);
DLOGW(
"Up scaling ratio exceeds for destination scalar upscale limit scale_x %f scale_y %f "
"max_scale_up %f",
scale_x, scale_y, max_scale_up);
return kErrorNotSupported;
}
@ -500,11 +682,20 @@ DisplayError HWDeviceDRM::GetMixerAttributes(HWMixerAttributes *mixer_attributes
mixer_attributes_.width = display_attributes_.x_pixels;
mixer_attributes_.height = display_attributes_.y_pixels;
mixer_attributes_.split_left = display_attributes_.is_device_split ?
hw_panel_info_.split_info.left_split : mixer_attributes_.width;
mixer_attributes_.split_left = display_attributes_.is_device_split
? hw_panel_info_.split_info.left_split
: mixer_attributes_.width;
*mixer_attributes = mixer_attributes_;
return kErrorNone;
}
void HWDeviceDRM::UpdateMixerAttributes() {
mixer_attributes_.width = display_attributes_.x_pixels;
mixer_attributes_.height = display_attributes_.y_pixels;
mixer_attributes_.split_left = display_attributes_.is_device_split
? hw_panel_info_.split_info.left_split
: mixer_attributes_.width;
}
} // namespace sdm

47
sdm/libs/core/drm/hw_device_drm.h
View File

@ -30,15 +30,17 @@
#ifndef __HW_DEVICE_DRM_H__
#define __HW_DEVICE_DRM_H__
#include <drm_interface.h>
#include <errno.h>
#include <pthread.h>
#include <xf86drmMode.h>
#include <string>
#include <vector>
#include "hw_interface.h"
#define IOCTL_LOGE(ioctl, type) DLOGE("ioctl %s, device = %d errno = %d, desc = %s", #ioctl, \
type, errno, strerror(errno))
#define IOCTL_LOGE(ioctl, type) \
DLOGE("ioctl %s, device = %d errno = %d, desc = %s", #ioctl, type, errno, strerror(errno))
namespace sdm {
class HWInfoInterface;
@ -96,29 +98,38 @@ class HWDeviceDRM : public HWInterface {
static const int kNumPhysicalDisplays = 2;
DisplayError SetFormat(const LayerBufferFormat &source, uint32_t *target);
DisplayError SetStride(HWDeviceType device_type, LayerBufferFormat format,
uint32_t width, uint32_t *target);
DisplayError SetStride(HWDeviceType device_type, LayerBufferFormat format, uint32_t width,
uint32_t *target);
DisplayError PopulateDisplayAttributes();
void PopulateHWPanelInfo();
void GetHWPanelInfoByNode(int device_node, HWPanelInfo *panel_info);
void GetHWPanelNameByNode(int device_node, HWPanelInfo *panel_info);
void GetHWDisplayPortAndMode(int device_node, HWPanelInfo *panel_info);
void GetSplitInfo(int device_node, HWPanelInfo *panel_info);
void GetHWPanelMaxBrightnessFromNode(HWPanelInfo *panel_info);
int ParseLine(const char *input, char *tokens[], const uint32_t max_token, uint32_t *count);
int ParseLine(const char *input, const char *delim, char *tokens[],
const uint32_t max_token, uint32_t *count);
void GetHWDisplayPortAndMode();
void GetHWPanelMaxBrightness();
void ResetDisplayParams();
bool EnableHotPlugDetection(int enable);
void UpdateMixerAttributes();
void InitializeConfigs();
void SetBlending(const LayerBlending &source, sde_drm::DRMBlendType *target);
void SetRect(const LayerRect &source, sde_drm::DRMRect *target);
DisplayError DefaultCommit(HWLayers *hw_layers);
DisplayError AtomicCommit(HWLayers *hw_layers);
void SetupAtomic(HWLayers *hw_layers, bool validate);
HWResourceInfo hw_resource_;
HWPanelInfo hw_panel_info_;
HWInfoInterface *hw_info_intf_;
BufferSyncHandler *buffer_sync_handler_;
HWDeviceType device_type_;
const char *device_name_;
HWResourceInfo hw_resource_ = {};
HWPanelInfo hw_panel_info_ = {};
HWInfoInterface *hw_info_intf_ = {};
BufferSyncHandler *buffer_sync_handler_ = {};
HWDeviceType device_type_ = {};
const char *device_name_ = {};
bool synchronous_commit_ = false;
HWDisplayAttributes display_attributes_ = {};
HWMixerAttributes mixer_attributes_ = {};
sde_drm::DRMManagerInterface *drm_mgr_intf_ = {};
sde_drm::DRMAtomicReqInterface *drm_atomic_intf_ = {};
sde_drm::DRMDisplayToken token_ = {};
drmModeModeInfo current_mode_ = {};
bool default_mode_ = false;
sde_drm::DRMConnectorInfo connector_info_ = {};
std::string interface_str_ = "DSI";
};
} // namespace sdm

412
sdm/libs/core/drm/hw_info_drm.cpp
View File

@ -27,21 +27,24 @@
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <string.h>
#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 <stdio.h>
#include <stdlib.h>
#include <fcntl.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 <dlfcn.h>
#include <drm/drm_fourcc.h>
#include <algorithm>
#include <iostream>
#include <fstream>
#include <iostream>
#include <map>
#include <memory>
#include <string>
@ -52,6 +55,15 @@
#define __CLASS__ "HWInfoDRM"
using drm_utils::DRMMaster;
using drm_utils::DRMResMgr;
using drm_utils::DRMLogger;
using drm_utils::DRMLibLoader;
using sde_drm::GetDRMManager;
using sde_drm::DRMPlanesInfo;
using sde_drm::DRMCrtcInfo;
using sde_drm::DRMPlaneType;
using std::vector;
using std::map;
using std::string;
@ -60,22 +72,40 @@ using std::to_string;
namespace sdm {
int HWInfoDRM::ParseString(const char *input, char *tokens[], const uint32_t max_token,
const char *delim, uint32_t *count) {
char *tmp_token = NULL;
char *temp_ptr;
uint32_t index = 0;
if (!input) {
return -1;
}
tmp_token = strtok_r(const_cast<char *>(input), delim, &temp_ptr);
while (tmp_token && index < max_token) {
tokens[index++] = tmp_token;
tmp_token = strtok_r(NULL, delim, &temp_ptr);
}
*count = index;
class DRMLoggerImpl : public DRMLogger {
public:
#define PRINTLOG(method, format, buf) \
va_list list; \
va_start(list, format); \
vsnprintf(buf, sizeof(buf), format, list); \
va_end(list); \
Debug::Get()->method(kTagNone, "%s", buf);
return 0;
void Error(const char *format, ...) { PRINTLOG(Error, format, buf_); }
void Warning(const char *format, ...) { PRINTLOG(Warning, format, buf_); }
void Info(const char *format, ...) { PRINTLOG(Info, format, buf_); }
void Debug(const char *format, ...) { PRINTLOG(Debug, format, buf_); }
private:
char buf_[1024] = {};
};
HWResourceInfo *HWInfoDRM::hw_resource_ = nullptr;
HWInfoDRM::HWInfoDRM() {
DRMLogger::Set(new DRMLoggerImpl());
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;
}
drm_master->GetHandle(&dev_fd);
DRMLibLoader::GetInstance()->FuncGetDRMManager()(dev_fd, &drm_mgr_intf_);
}
}
DisplayError HWInfoDRM::GetDynamicBWLimits(HWResourceInfo *hw_resource) {
@ -89,17 +119,19 @@ DisplayError HWInfoDRM::GetDynamicBWLimits(HWResourceInfo *hw_resource) {
}
DisplayError HWInfoDRM::GetHWResourceInfo(HWResourceInfo *hw_resource) {
InitSupportedFormatMap(hw_resource);
hw_resource->hw_version = kHWMdssVersion5;
hw_resource->hw_revision = 268894210; // HW Rev, v1/v2
hw_resource->num_blending_stages = 7;
hw_resource->max_scale_down = 4;
hw_resource->max_scale_up = 20;
hw_resource->max_bandwidth_low = 9600000;
hw_resource->max_bandwidth_high = 9600000;
hw_resource->max_mixer_width = 2560;
if (hw_resource_) {
*hw_resource = *hw_resource_;
return kErrorNone;
}
hw_resource->num_blending_stages = 1;
hw_resource->max_pipe_width = 2560;
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);
@ -110,35 +142,30 @@ DisplayError HWInfoDRM::GetHWResourceInfo(HWResourceInfo *hw_resource) {
hw_resource->extra_fudge_factor = 2;
hw_resource->amortizable_threshold = 0;
hw_resource->system_overhead_lines = 0;
hw_resource->writeback_index = 2;
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->has_bwc = false;
hw_resource->has_ubwc = true;
hw_resource->has_decimation = true;
hw_resource->has_macrotile = true;
hw_resource->is_src_split = true;
hw_resource->has_non_scalar_rgb = false;
hw_resource->perf_calc = false;
hw_resource->has_dyn_bw_support = false;
hw_resource->separate_rotator = true;
hw_resource->has_qseed3 = false;
hw_resource->has_concurrent_writeback = false;
hw_resource->num_vig_pipe = 0;
hw_resource->num_dma_pipe = 0;
hw_resource->num_cursor_pipe = 0;
uint32_t pipe_count = 2;
for (uint32_t i = 0; i < pipe_count; i++) {
HWPipeCaps pipe_caps;
pipe_caps.type = kPipeTypeUnused;
pipe_caps.type = kPipeTypeRGB;
hw_resource->num_rgb_pipe++;
pipe_caps.id = UINT32(0x8 << i);
pipe_caps.max_rects = 1;
hw_resource->hw_pipes.push_back(pipe_caps);
}
// TODO(user): Deprecate
hw_resource->hw_version = kHWMdssVersion5;
hw_resource->hw_revision = 0;
hw_resource->max_mixer_width = 0;
hw_resource->writeback_index = 0;
hw_resource->has_bwc = false;
hw_resource->has_ubwc = true;
hw_resource->has_macrotile = 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
DynLib extension_lib;
@ -146,33 +173,32 @@ DisplayError HWInfoDRM::GetHWResourceInfo(HWResourceInfo *hw_resource) {
hw_resource->hw_dest_scalar_info.count = 0;
}
DLOGI("SDE Version = %d, SDE Revision = %x, RGB = %d, VIG = %d, DMA = %d, Cursor = %d",
hw_resource->hw_version, hw_resource->hw_revision, hw_resource->num_rgb_pipe,
hw_resource->num_vig_pipe, hw_resource->num_dma_pipe, hw_resource->num_cursor_pipe);
DLOGI("Upscale Ratio = %d, Downscale Ratio = %d, Blending Stages = %d", hw_resource->max_scale_up,
hw_resource->max_scale_down, hw_resource->num_blending_stages);
DLOGI("SourceSplit = %d QSEED3 = %d", hw_resource->is_src_split, hw_resource->has_qseed3);
DLOGI("BWC = %d, UBWC = %d, Decimation = %d, Tile Format = %d Concurrent Writeback = %d",
hw_resource->has_bwc, hw_resource->has_ubwc, hw_resource->has_decimation,
hw_resource->has_macrotile, hw_resource->has_concurrent_writeback);
DLOGI("MaxLowBw = %" PRIu64 " , MaxHighBw = % " PRIu64 "", hw_resource->max_bandwidth_low,
hw_resource->max_bandwidth_high);
DLOGI("MaxPipeBw = %" PRIu64 " KBps, MaxSDEClock = % " PRIu64 " Hz, ClockFudgeFactor = %f",
hw_resource->max_pipe_bw, hw_resource->max_sde_clk, hw_resource->clk_fudge_factor);
DLOGI("Prefill factors: Tiled_NV12 = %d, Tiled = %d, Linear = %d, Scale = %d, Fudge_factor = %d",
hw_resource->macrotile_nv12_factor, hw_resource->macrotile_factor,
hw_resource->linear_factor, hw_resource->scale_factor, hw_resource->extra_fudge_factor);
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 Concurrent Writeback = %d", hw_resource->has_concurrent_writeback);
DLOGI("Max Low Bw = %" PRIu64 "", hw_resource->max_bandwidth_low);
DLOGI("Max High Bw = % " PRIu64 "", hw_resource->max_bandwidth_high);
DLOGI("Max Pipe Bw = %" PRIu64 " KBps", hw_resource->max_pipe_bw);
DLOGI("MaxSDEClock = % " PRIu64 " Hz", hw_resource->max_sde_clk);
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);
if (hw_resource->separate_rotator || hw_resource->num_dma_pipe) {
GetHWRotatorInfo(hw_resource);
}
// If the driver doesn't spell out the wb index, assume it to be the number of rotators,
// based on legacy implementation.
if (hw_resource->writeback_index == kHWBlockMax) {
hw_resource->writeback_index = hw_resource->hw_rot_info.num_rotator;
}
if (hw_resource->has_dyn_bw_support) {
DisplayError ret = GetDynamicBWLimits(hw_resource);
if (ret != kErrorNone) {
@ -182,15 +208,130 @@ DisplayError HWInfoDRM::GetHWResourceInfo(HWResourceInfo *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=%d and pipe_bw_limit=%d",
index, hw_resource->dyn_bw_info.total_bw_limit[index],
DLOGI("Mode-index=%d total_bw_limit=%d and pipe_bw_limit=%d", 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->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;
}
void HWInfoDRM::GetHWPlanesInfo(HWResourceInfo *hw_resource) {
DRMPlanesInfo info;
drm_mgr_intf_->GetPlanesInfo(&info);
for (auto &pipe_obj : info.planes) {
HWPipeCaps pipe_caps;
string name = {};
switch (pipe_obj.second) {
case DRMPlaneType::RGB:
pipe_caps.type = kPipeTypeRGB;
hw_resource->num_rgb_pipe++;
name = "RGB";
break;
case DRMPlaneType::VIG:
pipe_caps.type = kPipeTypeVIG;
hw_resource->num_vig_pipe++;
name = "VIG";
break;
case DRMPlaneType::DMA:
pipe_caps.type = kPipeTypeDMA;
hw_resource->num_dma_pipe++;
name = "DMA";
break;
case DRMPlaneType::CURSOR:
pipe_caps.type = kPipeTypeCursor;
hw_resource->num_cursor_pipe++;
name = "CURSOR";
break;
default:
break;
}
pipe_caps.id = pipe_obj.first;
pipe_caps.max_rects = 1;
DLOGI("%s Pipe : Id %d", name.c_str(), pipe_obj.first);
hw_resource->hw_pipes.push_back(std::move(pipe_caps));
}
for (auto &pipe_type : info.types) {
vector<LayerBufferFormat> supported_sdm_formats = {};
for (auto &fmts : pipe_type.second.formats_supported) {
GetSDMFormat(fmts.first, fmts.second, &supported_sdm_formats);
}
HWSubBlockType sub_blk_type = kHWSubBlockMax;
switch (pipe_type.first) {
case DRMPlaneType::RGB:
sub_blk_type = kHWRGBPipe;
// These properties are per plane but modeled in SDM as system-wide.
hw_resource->max_pipe_width = pipe_type.second.max_linewidth;
hw_resource->max_scale_down = pipe_type.second.max_downscale;
hw_resource->max_scale_up = pipe_type.second.max_upscale;
hw_resource->has_decimation =
pipe_type.second.max_horizontal_deci > 1 && pipe_type.second.max_vertical_deci > 1;
break;
case DRMPlaneType::VIG:
sub_blk_type = kHWVIGPipe;
// These properties are per plane but modeled in SDM as system-wide.
hw_resource->max_pipe_width = pipe_type.second.max_linewidth;
hw_resource->max_scale_down = pipe_type.second.max_downscale;
hw_resource->max_scale_up = pipe_type.second.max_upscale;
hw_resource->has_decimation =
pipe_type.second.max_horizontal_deci > 1 && pipe_type.second.max_vertical_deci > 1;
break;
case DRMPlaneType::DMA:
sub_blk_type = kHWDMAPipe;
break;
case DRMPlaneType::CURSOR:
sub_blk_type = kHWCursorPipe;
hw_resource->max_cursor_size = pipe_type.second.max_linewidth;
break;
default:
break;
}
if (sub_blk_type != kHWSubBlockMax) {
hw_resource->supported_formats_map.erase(sub_blk_type);
hw_resource->supported_formats_map.insert(make_pair(sub_blk_type, supported_sdm_formats));
}
}
}
void HWInfoDRM::GetWBInfo(HWResourceInfo *hw_resource) {
HWSubBlockType sub_blk_type = kHWWBIntfOutput;
vector<LayerBufferFormat> supported_sdm_formats = {};
sde_drm::DRMDisplayToken token;
// Fake register
if (drm_mgr_intf_->RegisterDisplay(sde_drm::DRMDisplayType::VIRTUAL, &token)) {
return;
}
sde_drm::DRMConnectorInfo connector_info;
drm_mgr_intf_->GetConnectorInfo(token.conn_id, &connector_info);
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);
}
DisplayError HWInfoDRM::GetHWRotatorInfo(HWResourceInfo *hw_resource) {
const uint32_t kMaxV4L2Nodes = 64;
bool found = false;
@ -203,14 +344,13 @@ DisplayError HWInfoDRM::GetHWRotatorInfo(HWResourceInfo *hw_resource) {
}
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.type = HWRotatorInfo::ROT_TYPE_V4L2;
hw_resource->hw_rot_info.has_downscale = true;
// We support only 1 rotator
found = true;
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.type = HWRotatorInfo::ROT_TYPE_V4L2;
hw_resource->hw_rot_info.has_downscale = true;
// We support only 1 rotator
found = true;
}
}
@ -220,33 +360,97 @@ DisplayError HWInfoDRM::GetHWRotatorInfo(HWResourceInfo *hw_resource) {
return kErrorNone;
}
LayerBufferFormat HWInfoDRM::GetSDMFormat(uint32_t drm_format, uint32_t drm_format_modifier) {
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_RGBA8888: return kFormatRGBA8888;
default: return kFormatInvalid;
case DRM_FORMAT_ARGB8888:
fmts.push_back(kFormatARGB8888);
break;
case DRM_FORMAT_RGBA8888:
fmts.push_back(drm_format_modifier ? kFormatRGBA8888Ubwc : kFormatRGBA8888);
break;
case DRM_FORMAT_BGRA8888:
fmts.push_back(kFormatBGRA8888);
break;
case DRM_FORMAT_XRGB8888:
fmts.push_back(kFormatXRGB8888);
break;
case DRM_FORMAT_RGBX8888:
fmts.push_back(drm_format_modifier ? kFormatRGBX8888Ubwc : kFormatRGBX8888);
break;
case DRM_FORMAT_BGRX8888:
fmts.push_back(kFormatBGRX8888);
break;
case DRM_FORMAT_RGBA5551:
fmts.push_back(kFormatRGBA5551);
break;
case DRM_FORMAT_RGBA4444:
fmts.push_back(kFormatRGBA4444);
break;
case DRM_FORMAT_RGB888:
fmts.push_back(kFormatRGB888);
break;
case DRM_FORMAT_BGR888:
fmts.push_back(kFormatBGR888);
break;
case DRM_FORMAT_RGB565:
fmts.push_back(drm_format_modifier ? kFormatBGR565Ubwc : kFormatBGR565);
break;
case DRM_FORMAT_BGR565:
fmts.push_back(kFormatBGR565);
break;
case DRM_FORMAT_RGBA1010102:
fmts.push_back(drm_format_modifier ? kFormatRGBA1010102Ubwc : kFormatRGBA1010102);
break;
case DRM_FORMAT_ARGB2101010:
fmts.push_back(kFormatARGB2101010);
break;
case DRM_FORMAT_RGBX1010102:
fmts.push_back(drm_format_modifier ? kFormatRGBX1010102Ubwc : kFormatRGBX1010102);
break;
case DRM_FORMAT_XRGB2101010:
fmts.push_back(kFormatXRGB2101010);
break;
case DRM_FORMAT_BGRA1010102:
fmts.push_back(kFormatBGRA1010102);
break;
case DRM_FORMAT_ABGR2101010:
fmts.push_back(kFormatABGR2101010);
break;
case DRM_FORMAT_BGRX1010102:
fmts.push_back(kFormatBGRX1010102);
break;
case DRM_FORMAT_XBGR2101010:
fmts.push_back(kFormatXBGR2101010);
break;
/* case DRM_FORMAT_P010:
fmts.push_back(drm_format_modifier == (DRM_FORMAT_MOD_QCOM_COMPRESSED |
DRM_FORMAT_MOD_QCOM_TIGHT) ?
kFormatYCbCr420TP10Ubwc : kFormatYCbCr420P010; */
case DRM_FORMAT_YVU420:
fmts.push_back(kFormatYCrCb420PlanarStride16);
break;
case DRM_FORMAT_NV12:
if (drm_format_modifier) {
fmts.push_back(kFormatYCbCr420SPVenusUbwc);
} 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;
default:
break;
}
}
void HWInfoDRM::InitSupportedFormatMap(HWResourceInfo *hw_resource) {
hw_resource->supported_formats_map.clear();
for (int sub_blk_type = INT(kHWVIGPipe); sub_blk_type < INT(kHWSubBlockMax); sub_blk_type++) {
PopulateSupportedFormatMap((HWSubBlockType)sub_blk_type, hw_resource);
}
}
void HWInfoDRM::PopulateSupportedFormatMap(HWSubBlockType sub_blk_type,
HWResourceInfo *hw_resource) {
vector <LayerBufferFormat> supported_sdm_formats;
LayerBufferFormat sdm_format = kFormatRGBA8888; // GetSDMFormat(INT(mdp_format));
if (sdm_format != kFormatInvalid) {
supported_sdm_formats.push_back(sdm_format);
}
hw_resource->supported_formats_map.erase(sub_blk_type);
hw_resource->supported_formats_map.insert(make_pair(sub_blk_type, supported_sdm_formats));
}
DisplayError HWInfoDRM::GetFirstDisplayInterfaceType(HWDisplayInterfaceInfo *hw_disp_info) {
hw_disp_info->type = kPrimary;
hw_disp_info->is_connected = true;

28
sdm/libs/core/drm/hw_info_drm.h
View File

@ -30,10 +30,12 @@
#ifndef __HW_INFO_DRM_H__
#define __HW_INFO_DRM_H__
#include <core/sdm_types.h>
#include <core/core_interface.h>
#include <core/sdm_types.h>
#include <drm_interface.h>
#include <private/hw_info_types.h>
#include <bitset>
#include <vector>
#include "hw_info_interface.h"
@ -41,26 +43,26 @@ namespace sdm {
class HWInfoDRM: public HWInfoInterface {
public:
HWInfoDRM();
virtual DisplayError GetHWResourceInfo(HWResourceInfo *hw_resource);
virtual DisplayError GetFirstDisplayInterfaceType(HWDisplayInterfaceInfo *hw_disp_info);
private:
virtual DisplayError GetHWRotatorInfo(HWResourceInfo *hw_resource);
DisplayError GetHWRotatorInfo(HWResourceInfo *hw_resource);
void GetSystemInfo(HWResourceInfo *hw_resource);
void GetHWPlanesInfo(HWResourceInfo *hw_resource);
void GetWBInfo(HWResourceInfo *hw_resource);
DisplayError GetDynamicBWLimits(HWResourceInfo *hw_resource);
void GetSDMFormat(uint32_t drm_format, uint64_t drm_format_modifier,
std::vector<LayerBufferFormat> *sdm_formats);
sde_drm::DRMManagerInterface *drm_mgr_intf_ = {};
bool default_mode_ = false;
// TODO(user): Read Mdss version from the driver
static const int kHWMdssVersion5 = 500; // MDSS_V5
static const int kMaxStringLength = 1024;
// MDP Capabilities are replicated across all frame buffer devices.
// However, we rely on reading the capabalities from fbO since this
// is guaranteed to be available.
static const int kHWCapabilitiesNode = 0;
static int ParseString(const char *input, char *tokens[], const uint32_t max_token,
const char *delim, uint32_t *count);
DisplayError GetDynamicBWLimits(HWResourceInfo *hw_resource);
LayerBufferFormat GetSDMFormat(uint32_t drm_format, uint32_t drm_format_modifier);
void InitSupportedFormatMap(HWResourceInfo *hw_resource);
void PopulateSupportedFormatMap(HWSubBlockType sub_blk_type, HWResourceInfo *hw_resource);
static HWResourceInfo *hw_resource_;
};
} // namespace sdm

6
sdm/libs/core/fb/hw_primary.cpp
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2015 - 2016, The Linux Foundation. All rights reserved.
* Copyright (c) 2015 - 2017, 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
@ -250,8 +250,8 @@ DisplayError HWPrimary::PopulateDisplayAttributes() {
(FLOAT(var_screeninfo.yres) * 25.4f) / FLOAT(var_screeninfo.height);
display_attributes_.fps = meta_data.data.panel_frame_rate;
display_attributes_.vsync_period_ns = UINT32(1000000000L / display_attributes_.fps);
display_attributes_.is_device_split = (hw_panel_info_.split_info.left_split ||
(var_screeninfo.xres > hw_resource_.max_mixer_width)) ? true : false;
display_attributes_.is_device_split = (hw_panel_info_.split_info.right_split ||
(var_screeninfo.xres > hw_resource_.max_mixer_width));
display_attributes_.h_total += (display_attributes_.is_device_split ||
hw_panel_info_.ping_pong_split)? h_blanking : 0;

6
sdm/libs/core/strategy.cpp
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2014 - 2016, The Linux Foundation. All rights reserved.
* Copyright (c) 2014 - 2017, 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:
@ -177,9 +177,7 @@ void Strategy::GenerateROI() {
float layer_mixer_width = mixer_attributes_.width;
float layer_mixer_height = mixer_attributes_.height;
if (!hw_resource_info_.is_src_split &&
((layer_mixer_width > hw_resource_info_.max_mixer_width) ||
((hw_panel_info_.is_primary_panel) && hw_panel_info_.split_info.right_split))) {
if (!hw_resource_info_.is_src_split && display_attributes_.is_device_split) {
split_display = true;
}