[BugFix] open ir hal lib to support aidl ir service
Android T change hidl to aidl for many services, also the ir hal service. We make ir aidl service running with real ir hardware through this patch.
Change-Id: I5bd2fa28b34bec8183ad110639d85e4fc59d8f3f
Signed-off-by: sangweilin <sangweilin@xiaomi.com>
diff --git a/ir/aidl/default/Android.bp b/ir/aidl/default/Android.bp
index a4fb439..a8096c2 100644
--- a/ir/aidl/default/Android.bp
+++ b/ir/aidl/default/Android.bp
@@ -36,6 +36,7 @@
"liblog",
"libutils",
"android.hardware.ir-V1-ndk",
+ "libhardware"
],
srcs: ["main.cpp"],
diff --git a/ir/aidl/default/android.hardware.ir-service.example.rc b/ir/aidl/default/android.hardware.ir-service.example.rc
index 56def64..d27f282 100644
--- a/ir/aidl/default/android.hardware.ir-service.example.rc
+++ b/ir/aidl/default/android.hardware.ir-service.example.rc
@@ -1,4 +1,4 @@
service vendor.ir-default /vendor/bin/hw/android.hardware.ir-service.example
class hal
- user nobody
- group nobody
+ user system
+ group system
diff --git a/ir/aidl/default/main.cpp b/ir/aidl/default/main.cpp
index 7c4a816..7b6dda5 100644
--- a/ir/aidl/default/main.cpp
+++ b/ir/aidl/default/main.cpp
@@ -15,49 +15,74 @@
*/
#include <aidl/android/hardware/ir/BnConsumerIr.h>
+#include <aidl/android/hardware/ir/ConsumerIrFreqRange.h>
#include <android-base/logging.h>
#include <android/binder_interface_utils.h>
#include <android/binder_manager.h>
#include <android/binder_process.h>
+#include <hardware/consumerir.h>
#include <numeric>
+#include <log/log.h>
+
+using ::aidl::android::hardware::ir::ConsumerIrFreqRange;
+
namespace aidl::android::hardware::ir {
-const std::vector<ConsumerIrFreqRange> kSupportedFreqs = {
- {2000, 4000},
- {10000, 30000},
-};
-
class ConsumerIr : public BnConsumerIr {
+ public:
+ ConsumerIr();
+ private:
::ndk::ScopedAStatus getCarrierFreqs(std::vector<ConsumerIrFreqRange>* _aidl_return) override;
::ndk::ScopedAStatus transmit(int32_t in_carrierFreqHz,
const std::vector<int32_t>& in_pattern) override;
+ consumerir_device_t *mDevice;
};
-::ndk::ScopedAStatus ConsumerIr::getCarrierFreqs(std::vector<ConsumerIrFreqRange>* _aidl_return) {
- *_aidl_return = kSupportedFreqs;
- return ::ndk::ScopedAStatus::ok();
+ConsumerIr::ConsumerIr() {
+ const hw_module_t *hw_module = NULL;
+
+ int ret = hw_get_module(CONSUMERIR_HARDWARE_MODULE_ID, &hw_module);
+ if (ret != 0) {
+ ALOGE("hw_get_module %s failed: %d", CONSUMERIR_HARDWARE_MODULE_ID, ret);
+ return;
+ }
+ ret = hw_module->methods->open(hw_module, CONSUMERIR_TRANSMITTER, (hw_device_t **) &mDevice);
+ if (ret < 0) {
+ ALOGE("Can't open consumer IR transmitter, error: %d", ret);
+ }
}
-bool isSupportedFreq(int32_t freq) {
- for (const auto& range : kSupportedFreqs) {
- if (freq >= range.minHz && freq <= range.maxHz) return true;
+::ndk::ScopedAStatus ConsumerIr::getCarrierFreqs(std::vector<ConsumerIrFreqRange>* _aidl_return) {
+ int32_t len = mDevice->get_num_carrier_freqs(mDevice);
+ if (len < 0) {
+ (*_aidl_return).clear();
+ return ::ndk::ScopedAStatus::ok();
}
- return false;
+
+ consumerir_freq_range_t *rangeAr = new consumerir_freq_range_t[len];
+ bool success = (mDevice->get_carrier_freqs(mDevice, len, rangeAr) >= 0);
+ if (!success) {
+ (*_aidl_return).clear();
+ return ::ndk::ScopedAStatus::ok();
+ }
+
+ (*_aidl_return).resize(len);
+ for (int32_t i = 0; i < len; i++) {
+ (*_aidl_return)[i].minHz = static_cast<uint32_t>(rangeAr[i].min);
+ (*_aidl_return)[i].maxHz = static_cast<uint32_t>(rangeAr[i].max);
+ }
+ return ::ndk::ScopedAStatus::ok();
}
::ndk::ScopedAStatus ConsumerIr::transmit(int32_t in_carrierFreqHz,
const std::vector<int32_t>& in_pattern) {
- if (isSupportedFreq(in_carrierFreqHz)) {
- // trasmit the pattern, each integer is number of microseconds in an
- // alternating on/off state.
- usleep(std::accumulate(in_pattern.begin(), in_pattern.end(), 0));
+ if (in_carrierFreqHz > 0) {
+ mDevice->transmit(mDevice, in_carrierFreqHz, in_pattern.data(), in_pattern.size());
return ::ndk::ScopedAStatus::ok();
} else {
- // unsupported operation
return ::ndk::ScopedAStatus::fromExceptionCode(EX_UNSUPPORTED_OPERATION);
}
- return ::ndk::ScopedAStatus::ok();
}
} // namespace aidl::android::hardware::ir