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[system/displayd] Support read baseparateter on 3228

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Signed-off-by: Firefly <service@t-firefly.com>
This commit is contained in:
Firefly
2015-11-27 15:39:26 +08:00
committed by cjp
parent f3d468f828
commit 8da5d31128
2 changed files with 35 additions and 11 deletions
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45
system/displayd/DisplayManager.cpp
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@ -503,6 +503,27 @@ int DisplayManager::readSysfs(void) {
return 0;
}
static char const *const device_template[] =
{
"/dev/block/platform/1021c000.rksdmmc/by-name/baseparamer",
"/dev/block/platform/30020000.rksdmmc/by-name/baseparamer",
"/dev/block/platform/ff0f0000.rksdmmc/by-name/baseparamer",
"/dev/block/rknand_baseparamer",
NULL
};
const char* DisplayManager::GetBaseparameterFile(void)
{
int i = 0;
while (device_template[i]) {
if (!access(device_template[i], R_OK | W_OK))
return device_template[i];
i++;
}
return NULL;
}
#define BASEPARAMER_FILE "/dev/block/platform/1021c000.rksdmmc/by-name/baseparamer"
#define BASEPARAMER_FILE_EMMC32 "/dev/block/platform/ff0f0000.rksdmmc/by-name/baseparamer"
#define BASEPARAMER_FILE_NAND "/dev/block/rknand_baseparamer"
@ -549,11 +570,12 @@ void DisplayManager::saveConfig(void) {
sync();
int file;
file = open(BASEPARAMER_FILE, O_RDWR);
if (file < 0)
file = open(BASEPARAMER_FILE_NAND, O_RDWR);
if (file < 0)
file = open(BASEPARAMER_FILE_EMMC32, O_RDWR);
const char *baseparameterfile = GetBaseparameterFile();
if (!baseparameterfile) {
ALOGW("base paramter file can not be find");
return;
}
file = open(baseparameterfile, O_RDWR);
if (file < 0) {
ALOGW("base paramter file can not be opened");
return;
@ -635,15 +657,16 @@ int DisplayManager::readUbootConfig(char *hdmi_mode, char *tve_mode)
struct displaynode *node;
char buf[BUFFER_LENGTH];
struct file_base_paramer base_paramer;
file = fopen(BASEPARAMER_FILE, "r");
const char *baseparameterfile = GetBaseparameterFile();
if (!baseparameterfile) {
ALOGE("baseparameter file not exist");
return -1;
}
file = fopen(baseparameterfile, "r");
if(file == NULL ) {
file = fopen(BASEPARAMER_FILE_NAND, "r");
if(file == NULL )
file = fopen(BASEPARAMER_FILE_EMMC32, "r");
if(file == NULL ) {
ALOGE("%s not exist", BASEPARAMER_FILE_EMMC32);
return -1;
}
}
if(file != NULL) {