diff options
| -rw-r--r-- | sdm/libs/hwc2/hwc_display_primary.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/sdm/libs/hwc2/hwc_display_primary.cpp b/sdm/libs/hwc2/hwc_display_primary.cpp index b1eeecdf..6eaf11db 100644 --- a/sdm/libs/hwc2/hwc_display_primary.cpp +++ b/sdm/libs/hwc2/hwc_display_primary.cpp @@ -73,6 +73,10 @@ void HWCDisplayPrimary::PMICInterface::Deinit() { DisplayError HWCDisplayPrimary::PMICInterface::Notify(bool secure_display_start) { std::string str_sd_start = secure_display_start ? std::to_string(1) : std::to_string(0); + if (fd_lcd_bias_ < 0 || fd_wled_ < 0) { + DLOGI("Ignore notify because fd_lcd_bias_ or fd_wled_ open failed"); + return kErrorNotSupported; + } ssize_t err = ::pwrite(fd_lcd_bias_, str_sd_start.c_str(), str_sd_start.length(), 0); if (err <= 0) { DLOGE("Write failed for lcd_bias, Error = %s", strerror(errno)); |