You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
445 lines
15 KiB
445 lines
15 KiB
/*
|
|
* Copyright (c) 2012-2014, 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 <cutils/log.h>
|
|
#include <linux/msm_mdp.h>
|
|
#include "mdp_version.h"
|
|
|
|
#define DEBUG 0
|
|
|
|
ANDROID_SINGLETON_STATIC_INSTANCE(qdutils::MDPVersion);
|
|
namespace qdutils {
|
|
|
|
#define TOKEN_PARAMS_DELIM "="
|
|
|
|
#ifndef MDSS_MDP_HW_REV_100
|
|
#define MDSS_MDP_HW_REV_100 0x10000000 //8974 v1
|
|
#endif
|
|
#ifndef MDSS_MDP_HW_REV_101
|
|
#define MDSS_MDP_HW_REV_101 0x10010000 //8x26
|
|
#endif
|
|
#ifndef MDSS_MDP_HW_REV_102
|
|
#define MDSS_MDP_HW_REV_102 0x10020000 //8974 v2
|
|
#endif
|
|
#ifndef MDSS_MDP_HW_REV_103
|
|
#define MDSS_MDP_HW_REV_103 0x10030000 //8084
|
|
#endif
|
|
#ifndef MDSS_MDP_HW_REV_104
|
|
#define MDSS_MDP_HW_REV_104 0x10040000 //Next version
|
|
#endif
|
|
#ifndef MDSS_MDP_HW_REV_105
|
|
#define MDSS_MDP_HW_REV_105 0x10050000 //8994
|
|
#endif
|
|
#ifndef MDSS_MDP_HW_REV_106
|
|
#define MDSS_MDP_HW_REV_106 0x10060000 //8x16
|
|
#endif
|
|
#ifndef MDSS_MDP_HW_REV_107
|
|
#define MDSS_MDP_HW_REV_107 0x10070000 //Next version
|
|
#endif
|
|
#ifndef MDSS_MDP_HW_REV_108
|
|
#define MDSS_MDP_HW_REV_108 0x10080000 //8x39 & 8x36
|
|
#endif
|
|
#ifndef MDSS_MDP_HW_REV_109
|
|
#define MDSS_MDP_HW_REV_109 0x10090000 //Next version
|
|
#endif
|
|
#ifndef MDSS_MDP_HW_REV_200
|
|
#define MDSS_MDP_HW_REV_200 0x20000000 //8092
|
|
#endif
|
|
#ifndef MDSS_MDP_HW_REV_206
|
|
#define MDSS_MDP_HW_REV_206 0x20060000 //Future
|
|
#endif
|
|
|
|
MDPVersion::MDPVersion()
|
|
{
|
|
mMDPVersion = MDSS_V5;
|
|
mMdpRev = 0;
|
|
mRGBPipes = 0;
|
|
mVGPipes = 0;
|
|
mDMAPipes = 0;
|
|
mFeatures = 0;
|
|
mMDPUpscale = 0;
|
|
mMDPDownscale = 0;
|
|
mMacroTileEnabled = false;
|
|
mLowBw = 0;
|
|
mHighBw = 0;
|
|
mSourceSplit = false;
|
|
mSourceSplitAlways = false;
|
|
mRGBHasNoScalar = false;
|
|
mRotDownscale = false;
|
|
|
|
updatePanelInfo();
|
|
|
|
if(!updateSysFsInfo()) {
|
|
ALOGE("Unable to read display sysfs node");
|
|
}
|
|
if (mMdpRev == MDP_V3_0_4){
|
|
mMDPVersion = MDP_V3_0_4;
|
|
}
|
|
|
|
mHasOverlay = false;
|
|
if((mMDPVersion >= MDP_V4_0) ||
|
|
(mMDPVersion == MDP_V_UNKNOWN) ||
|
|
(mMDPVersion == MDP_V3_0_4))
|
|
mHasOverlay = true;
|
|
if(!updateSplitInfo()) {
|
|
ALOGE("Unable to read display split node");
|
|
}
|
|
}
|
|
|
|
MDPVersion::~MDPVersion() {
|
|
close(mFd);
|
|
}
|
|
|
|
int MDPVersion::tokenizeParams(char *inputParams, const char *delim,
|
|
char* tokenStr[], int *idx) {
|
|
char *tmp_token = NULL;
|
|
char *temp_ptr;
|
|
int index = 0;
|
|
if (!inputParams) {
|
|
return -1;
|
|
}
|
|
tmp_token = strtok_r(inputParams, delim, &temp_ptr);
|
|
while (tmp_token != NULL) {
|
|
tokenStr[index++] = tmp_token;
|
|
tmp_token = strtok_r(NULL, " ", &temp_ptr);
|
|
}
|
|
*idx = index;
|
|
return 0;
|
|
}
|
|
// This function reads the sysfs node to read the primary panel type
|
|
// and updates information accordingly
|
|
void MDPVersion::updatePanelInfo() {
|
|
FILE *displayDeviceFP = NULL;
|
|
FILE *panelInfoNodeFP = NULL;
|
|
const int MAX_FRAME_BUFFER_NAME_SIZE = 128;
|
|
char fbType[MAX_FRAME_BUFFER_NAME_SIZE];
|
|
const char *strCmdPanel = "mipi dsi cmd panel";
|
|
const char *strVideoPanel = "mipi dsi video panel";
|
|
const char *strLVDSPanel = "lvds panel";
|
|
const char *strEDPPanel = "edp panel";
|
|
|
|
displayDeviceFP = fopen("/sys/class/graphics/fb0/msm_fb_type", "r");
|
|
if(displayDeviceFP){
|
|
fread(fbType, sizeof(char), MAX_FRAME_BUFFER_NAME_SIZE,
|
|
displayDeviceFP);
|
|
if(strncmp(fbType, strCmdPanel, strlen(strCmdPanel)) == 0) {
|
|
mPanelInfo.mType = MIPI_CMD_PANEL;
|
|
}
|
|
else if(strncmp(fbType, strVideoPanel, strlen(strVideoPanel)) == 0) {
|
|
mPanelInfo.mType = MIPI_VIDEO_PANEL;
|
|
}
|
|
else if(strncmp(fbType, strLVDSPanel, strlen(strLVDSPanel)) == 0) {
|
|
mPanelInfo.mType = LVDS_PANEL;
|
|
}
|
|
else if(strncmp(fbType, strEDPPanel, strlen(strEDPPanel)) == 0) {
|
|
mPanelInfo.mType = EDP_PANEL;
|
|
}
|
|
fclose(displayDeviceFP);
|
|
} else {
|
|
ALOGE("Unable to read Primary Panel Information");
|
|
}
|
|
|
|
panelInfoNodeFP = fopen("/sys/class/graphics/fb0/msm_fb_panel_info", "r");
|
|
if(panelInfoNodeFP){
|
|
size_t len = PAGE_SIZE;
|
|
ssize_t read;
|
|
char *readLine = (char *) malloc (len);
|
|
while((read = getline((char **)&readLine, &len,
|
|
panelInfoNodeFP)) != -1) {
|
|
int token_ct=0;
|
|
char *tokens[10];
|
|
memset(tokens, 0, sizeof(tokens));
|
|
|
|
if(!tokenizeParams(readLine, TOKEN_PARAMS_DELIM, tokens,
|
|
&token_ct)) {
|
|
if(!strncmp(tokens[0], "pu_en", strlen("pu_en"))) {
|
|
mPanelInfo.mPartialUpdateEnable = atoi(tokens[1]);
|
|
ALOGI("PartialUpdate status: %s",
|
|
mPanelInfo.mPartialUpdateEnable? "Enabled" :
|
|
"Disabled");
|
|
}
|
|
if(!strncmp(tokens[0], "xstart", strlen("xstart"))) {
|
|
mPanelInfo.mLeftAlign = atoi(tokens[1]);
|
|
ALOGI("Left Align: %d", mPanelInfo.mLeftAlign);
|
|
}
|
|
if(!strncmp(tokens[0], "walign", strlen("walign"))) {
|
|
mPanelInfo.mWidthAlign = atoi(tokens[1]);
|
|
ALOGI("Width Align: %d", mPanelInfo.mWidthAlign);
|
|
}
|
|
if(!strncmp(tokens[0], "ystart", strlen("ystart"))) {
|
|
mPanelInfo.mTopAlign = atoi(tokens[1]);
|
|
ALOGI("Top Align: %d", mPanelInfo.mTopAlign);
|
|
}
|
|
if(!strncmp(tokens[0], "halign", strlen("halign"))) {
|
|
mPanelInfo.mHeightAlign = atoi(tokens[1]);
|
|
ALOGI("Height Align: %d", mPanelInfo.mHeightAlign);
|
|
}
|
|
if(!strncmp(tokens[0], "min_w", strlen("min_w"))) {
|
|
mPanelInfo.mMinROIWidth = atoi(tokens[1]);
|
|
ALOGI("Min ROI Width: %d", mPanelInfo.mMinROIWidth);
|
|
}
|
|
if(!strncmp(tokens[0], "min_h", strlen("min_h"))) {
|
|
mPanelInfo.mMinROIHeight = atoi(tokens[1]);
|
|
ALOGI("Min ROI Height: %d", mPanelInfo.mMinROIHeight);
|
|
}
|
|
if(!strncmp(tokens[0], "roi_merge", strlen("roi_merge"))) {
|
|
mPanelInfo.mNeedsROIMerge = atoi(tokens[1]);
|
|
ALOGI("Needs ROI Merge: %d", mPanelInfo.mNeedsROIMerge);
|
|
}
|
|
}
|
|
}
|
|
fclose(panelInfoNodeFP);
|
|
} else {
|
|
ALOGE("Failed to open msm_fb_panel_info node");
|
|
}
|
|
}
|
|
|
|
// This function reads the sysfs node to read MDP capabilities
|
|
// and parses and updates information accordingly.
|
|
bool MDPVersion::updateSysFsInfo() {
|
|
FILE *sysfsFd;
|
|
size_t len = PAGE_SIZE;
|
|
ssize_t read;
|
|
char *line = NULL;
|
|
char sysfsPath[255];
|
|
memset(sysfsPath, 0, sizeof(sysfsPath));
|
|
snprintf(sysfsPath , sizeof(sysfsPath),
|
|
"/sys/class/graphics/fb0/mdp/caps");
|
|
char property[PROPERTY_VALUE_MAX];
|
|
bool enableMacroTile = false;
|
|
|
|
if((property_get("persist.hwc.macro_tile_enable", property, NULL) > 0) &&
|
|
(!strncmp(property, "1", PROPERTY_VALUE_MAX ) ||
|
|
(!strncasecmp(property,"true", PROPERTY_VALUE_MAX )))) {
|
|
enableMacroTile = true;
|
|
}
|
|
|
|
sysfsFd = fopen(sysfsPath, "rb");
|
|
|
|
if (sysfsFd == NULL) {
|
|
ALOGE("%s: sysFsFile file '%s' not found",
|
|
__FUNCTION__, sysfsPath);
|
|
return false;
|
|
} else {
|
|
line = (char *) malloc(len);
|
|
while((read = getline(&line, &len, sysfsFd)) != -1) {
|
|
int index=0;
|
|
char *tokens[10];
|
|
memset(tokens, 0, sizeof(tokens));
|
|
|
|
// parse the line and update information accordingly
|
|
if(!tokenizeParams(line, TOKEN_PARAMS_DELIM, tokens, &index)) {
|
|
if(!strncmp(tokens[0], "hw_rev", strlen("hw_rev"))) {
|
|
mMdpRev = atoi(tokens[1]);
|
|
}
|
|
else if(!strncmp(tokens[0], "rgb_pipes", strlen("rgb_pipes"))) {
|
|
mRGBPipes = (uint8_t)atoi(tokens[1]);
|
|
}
|
|
else if(!strncmp(tokens[0], "vig_pipes", strlen("vig_pipes"))) {
|
|
mVGPipes = (uint8_t)atoi(tokens[1]);
|
|
}
|
|
else if(!strncmp(tokens[0], "dma_pipes", strlen("dma_pipes"))) {
|
|
mDMAPipes = (uint8_t)atoi(tokens[1]);
|
|
}
|
|
else if(!strncmp(tokens[0], "max_downscale_ratio",
|
|
strlen("max_downscale_ratio"))) {
|
|
mMDPDownscale = atoi(tokens[1]);
|
|
}
|
|
else if(!strncmp(tokens[0], "max_upscale_ratio",
|
|
strlen("max_upscale_ratio"))) {
|
|
mMDPUpscale = atoi(tokens[1]);
|
|
} else if(!strncmp(tokens[0], "max_bandwidth_low",
|
|
strlen("max_bandwidth_low"))) {
|
|
mLowBw = atol(tokens[1]);
|
|
} else if(!strncmp(tokens[0], "max_bandwidth_high",
|
|
strlen("max_bandwidth_high"))) {
|
|
mHighBw = atol(tokens[1]);
|
|
} else if(!strncmp(tokens[0], "features", strlen("features"))) {
|
|
for(int i=1; i<index;i++) {
|
|
if(!strncmp(tokens[i], "bwc", strlen("bwc"))) {
|
|
mFeatures |= MDP_BWC_EN;
|
|
} else if(!strncmp(tokens[i], "decimation",
|
|
strlen("decimation"))) {
|
|
mFeatures |= MDP_DECIMATION_EN;
|
|
} else if(!strncmp(tokens[i], "tile_format",
|
|
strlen("tile_format"))) {
|
|
if(enableMacroTile)
|
|
mMacroTileEnabled = true;
|
|
} else if(!strncmp(tokens[i], "src_split",
|
|
strlen("src_split"))) {
|
|
mSourceSplit = true;
|
|
} else if(!strncmp(tokens[i], "non_scalar_rgb",
|
|
strlen("non_scalar_rgb"))) {
|
|
mRGBHasNoScalar = true;
|
|
} else if(!strncmp(tokens[i], "rotator_downscale",
|
|
strlen("rotator_downscale"))) {
|
|
mRotDownscale = true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
free(line);
|
|
fclose(sysfsFd);
|
|
}
|
|
|
|
if(mSourceSplit) {
|
|
memset(sysfsPath, 0, sizeof(sysfsPath));
|
|
snprintf(sysfsPath , sizeof(sysfsPath),
|
|
"/sys/class/graphics/fb0/msm_fb_src_split_info");
|
|
|
|
sysfsFd = fopen(sysfsPath, "rb");
|
|
if (sysfsFd == NULL) {
|
|
ALOGE("%s: Opening file %s failed with error %s", __FUNCTION__,
|
|
sysfsPath, strerror(errno));
|
|
return false;
|
|
} else {
|
|
line = (char *) malloc(len);
|
|
if((read = getline(&line, &len, sysfsFd)) != -1) {
|
|
if(!strncmp(line, "src_split_always",
|
|
strlen("src_split_always"))) {
|
|
mSourceSplitAlways = true;
|
|
}
|
|
}
|
|
free(line);
|
|
fclose(sysfsFd);
|
|
}
|
|
}
|
|
|
|
ALOGD_IF(DEBUG, "%s: mMDPVersion: %d mMdpRev: %x mRGBPipes:%d,"
|
|
"mVGPipes:%d", __FUNCTION__, mMDPVersion, mMdpRev,
|
|
mRGBPipes, mVGPipes);
|
|
ALOGD_IF(DEBUG, "%s:mDMAPipes:%d \t mMDPDownscale:%d, mFeatures:%d",
|
|
__FUNCTION__, mDMAPipes, mMDPDownscale, mFeatures);
|
|
ALOGD_IF(DEBUG, "%s:mLowBw: %lu mHighBw: %lu", __FUNCTION__, mLowBw,
|
|
mHighBw);
|
|
|
|
return true;
|
|
}
|
|
|
|
// This function reads the sysfs node to read MDP capabilities
|
|
// and parses and updates information accordingly.
|
|
bool MDPVersion::updateSplitInfo() {
|
|
if(mMDPVersion >= MDSS_V5) {
|
|
char split[64] = {0};
|
|
FILE* fp = fopen("/sys/class/graphics/fb0/msm_fb_split", "r");
|
|
if(fp){
|
|
//Format "left right" space as delimiter
|
|
if(fread(split, sizeof(char), 64, fp)) {
|
|
split[sizeof(split) - 1] = '\0';
|
|
mSplit.mLeft = atoi(split);
|
|
ALOGI_IF(mSplit.mLeft, "Left Split=%d", mSplit.mLeft);
|
|
char *rght = strpbrk(split, " ");
|
|
if(rght)
|
|
mSplit.mRight = atoi(rght + 1);
|
|
ALOGI_IF(mSplit.mRight, "Right Split=%d", mSplit.mRight);
|
|
}
|
|
} else {
|
|
ALOGE("Failed to open mdss_fb_split node");
|
|
return false;
|
|
}
|
|
if(fp)
|
|
fclose(fp);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
|
|
bool MDPVersion::supportsDecimation() {
|
|
return mFeatures & MDP_DECIMATION_EN;
|
|
}
|
|
|
|
uint32_t MDPVersion::getMaxMDPDownscale() {
|
|
return mMDPDownscale;
|
|
}
|
|
|
|
uint32_t MDPVersion::getMaxMDPUpscale() {
|
|
return mMDPUpscale;
|
|
}
|
|
|
|
bool MDPVersion::supportsBWC() {
|
|
// BWC - Bandwidth Compression
|
|
return (mFeatures & MDP_BWC_EN);
|
|
}
|
|
|
|
bool MDPVersion::supportsMacroTile() {
|
|
// MACRO TILE support
|
|
return mMacroTileEnabled;
|
|
}
|
|
|
|
bool MDPVersion::isSrcSplit() const {
|
|
return mSourceSplit;
|
|
}
|
|
|
|
bool MDPVersion::isSrcSplitAlways() const {
|
|
return mSourceSplitAlways;
|
|
}
|
|
|
|
bool MDPVersion::isRGBScalarSupported() const {
|
|
return (!mRGBHasNoScalar);
|
|
}
|
|
|
|
bool MDPVersion::is8x26() {
|
|
return (mMdpRev >= MDSS_MDP_HW_REV_101 and
|
|
mMdpRev < MDSS_MDP_HW_REV_102);
|
|
}
|
|
|
|
bool MDPVersion::is8x74v2() {
|
|
return (mMdpRev >= MDSS_MDP_HW_REV_102 and
|
|
mMdpRev < MDSS_MDP_HW_REV_103);
|
|
}
|
|
|
|
bool MDPVersion::is8084() {
|
|
return (mMdpRev >= MDSS_MDP_HW_REV_103 and
|
|
mMdpRev < MDSS_MDP_HW_REV_104);
|
|
}
|
|
|
|
bool MDPVersion::is8092() {
|
|
return (mMdpRev >= MDSS_MDP_HW_REV_200 and
|
|
mMdpRev < MDSS_MDP_HW_REV_206);
|
|
}
|
|
|
|
bool MDPVersion::is8994() {
|
|
return (mMdpRev >= MDSS_MDP_HW_REV_105 and
|
|
mMdpRev < MDSS_MDP_HW_REV_106);
|
|
}
|
|
|
|
bool MDPVersion::is8x16() {
|
|
return (mMdpRev >= MDSS_MDP_HW_REV_106 and
|
|
mMdpRev < MDSS_MDP_HW_REV_107);
|
|
}
|
|
|
|
bool MDPVersion::is8x39() {
|
|
return (mMdpRev >= MDSS_MDP_HW_REV_108 and
|
|
mMdpRev < MDSS_MDP_HW_REV_109);
|
|
}
|
|
|
|
|
|
}; //namespace qdutils
|
|
|