Add HAL API to optimize exiting APM for emergency call case.

am: 8f8e3d7b1c

Change-Id: I3ddc6447d9b36b5916952f854eef66e0feac331d

current.txt

@@ -605,9 +605,9 @@ a64467bae843569f0d465c5be7f0c7a5b987985b55a3ef4794dd5afc68538650 android.hardwar
 c9273429fcf98d797d3bb07fdba6f1be95bf960f9255cde169fd1ca4db85f856 android.hardware.wifi.supplicant@1.3::ISupplicantStaNetwork
 9b0a3ab6f4f74b971ed094426d8a443e29b512ff03e1ab50c07156396cdb2483 android.hardware.wifi.supplicant@1.3::types
 0e3c23f1c815469fdcdc39bc33a486817771c7c6b6e5303f2f25569499fc6c69 android.hardware.radio@1.5::types
-52abfa4c94104189fa4b2bc3132fc7c9852b7428283463b020d1a3671a4f374c android.hardware.radio@1.5::IRadio
+2bc87cde08fcd8d9a0f5d4a2b8560ea793264d94f5b763a6b22d4a63d0f3cd5a android.hardware.radio@1.5::IRadio
 3afac66f21a33bc9c4b80481c7d5540038348651d9a7d8af64ea13610af138da android.hardware.radio@1.5::IRadioIndication
-957ffbaf195aa046431ebe05a5906d215e80650e8e4933b394d6454b217ef3a9 android.hardware.radio@1.5::IRadioResponse
+67c8d90dab3f5b8f1e9cf123d6d1f9e581d382846eacc14476335798b9670885 android.hardware.radio@1.5::IRadioResponse
 55f0a15642869ec98a55ea0a5ac049d3e1a6245ff7750deb6bcb7182057eee83 android.hardware.radio.config@1.3::types
 b27ab0cd40b0b078cdcd024bfe1061c4c4c065f3519eeb9347fa359a3268a5ae android.hardware.radio.config@1.3::IRadioConfig
 742360c775313438b0f82256eac62fb5bbc76a6ae6f388573f3aa142fb2c1eea android.hardware.radio.config@1.3::IRadioConfigIndication

radio/1.5/IRadio.hal

@@ -194,4 +194,31 @@ interface IRadio extends @1.4::IRadio {
      * as the input param.
      */
     oneway setDataProfile_1_5(int32_t serial, vec<DataProfileInfo> profiles);
+
+    /**
+     * Toggle radio on and off (for "airplane" mode)
+     * If the radio is turned off/on the radio modem subsystem
+     * is expected return to an initialized state. For instance,
+     * any voice and data calls must be terminated and all associated
+     * lists emptied.
+     *
+     * When setting radio power on to exit from airplane mode to place an emergency call on this
+     * logical modem, powerOn, forEmergencyCall and preferredForEmergencyCall must be true. In
+     * this case, this modem is optimized to scan only emergency call bands, until:
+     * 1) Emergency call is completed; or
+     * 2) Another setRadioPower_1_5 is issued with forEmergencyCall being false or
+     * preferredForEmergencyCall being false; or
+     * 3) Timeout after a long period of time.
+     *
+     * @param serial Serial number of request.
+     * @param powerOn To turn on radio -> on = true, to turn off radio -> on = false.
+     * @param forEmergencyCall To indication to radio if this request is due to emergency call.
+     *      No effect if powerOn is false.
+     * @param preferredForEmergencyCall indicate whether the following emergency call will be sent
+     *      on this modem or not. No effect if forEmergencyCall is false, or powerOn is false.
+     *
+     * Response callback is IRadioConfigResponse. setRadioPowerResponse_1_5.
+     */
+    oneway setRadioPower_1_5(int32_t serial, bool powerOn, bool forEmergencyCall,
+            bool preferredForEmergencyCall);
 };

radio/1.5/IRadioResponse.hal

@@ -135,4 +135,14 @@ interface IRadioResponse extends @1.4::IRadioResponse {
      *   RadioError:SIM_ABSENT
      */
     oneway setDataProfileResponse_1_5(RadioResponseInfo info);
+
+    /**
+     * @param info Response info struct containing response type, serial no. and error
+     *
+     * Valid errors returned:
+     *   RadioError:NONE
+     *   RadioError:INTERNAL_ERR
+     *   RadioError:INVALID_ARGUMENTS
+     */
+    oneway setRadioPowerResponse_1_5(RadioResponseInfo info);
 };

radio/1.5/vts/functional/radio_hidl_hal_api.cpp

@@ -958,3 +958,31 @@ TEST_F(RadioHidlTest_v1_5, setDataProfile_1_5) {
                                      {RadioError::NONE, RadioError::RADIO_NOT_AVAILABLE}));
     }
 }
+
+TEST_F(RadioHidlTest_v1_5, setRadioPower_1_5_emergencyCall_cancalled) {
+    // Set radio power to off.
+    serial = GetRandomSerialNumber();
+    radio_v1_5->setRadioPower_1_5(serial, false, false, false);
+    EXPECT_EQ(std::cv_status::no_timeout, wait());
+    EXPECT_EQ(RadioResponseType::SOLICITED, radioRsp_v1_5->rspInfo.type);
+    EXPECT_EQ(serial, radioRsp_v1_5->rspInfo.serial);
+    EXPECT_EQ(RadioError::NONE, radioRsp_v1_5->rspInfo.error);
+
+    // Set radio power to on with forEmergencyCall being true. This should put modem to only scan
+    // emergency call bands.
+    serial = GetRandomSerialNumber();
+    radio_v1_5->setRadioPower_1_5(serial, true, true, true);
+    EXPECT_EQ(std::cv_status::no_timeout, wait());
+    EXPECT_EQ(RadioResponseType::SOLICITED, radioRsp_v1_5->rspInfo.type);
+    EXPECT_EQ(serial, radioRsp_v1_5->rspInfo.serial);
+    EXPECT_EQ(RadioError::NONE, radioRsp_v1_5->rspInfo.error);
+
+    // Set radio power to on with forEmergencyCall being false. This should put modem in regular
+    // operation modem.
+    serial = GetRandomSerialNumber();
+    radio_v1_5->setRadioPower_1_5(serial, true, false, false);
+    EXPECT_EQ(std::cv_status::no_timeout, wait());
+    EXPECT_EQ(RadioResponseType::SOLICITED, radioRsp_v1_5->rspInfo.type);
+    EXPECT_EQ(serial, radioRsp_v1_5->rspInfo.serial);
+    EXPECT_EQ(RadioError::NONE, radioRsp_v1_5->rspInfo.error);
+}

radio/1.5/vts/functional/radio_hidl_hal_utils_v1_5.h

@@ -549,6 +549,8 @@ class RadioResponse_v1_5 : public ::android::hardware::radio::V1_5::IRadioRespon
     Return<void> setInitialAttachApnResponse_1_5(const RadioResponseInfo& info);
 
     Return<void> setDataProfileResponse_1_5(const RadioResponseInfo& info);
+
+    Return<void> setRadioPowerResponse_1_5(const RadioResponseInfo& info);
 };
 
 /* Callback class for radio indication */

radio/1.5/vts/functional/radio_response.cpp

@@ -948,3 +948,9 @@ Return<void> RadioResponse_v1_5::setDataProfileResponse_1_5(const RadioResponseI
     parent_v1_5.notify(info.serial);
     return Void();
 }
+
+Return<void> RadioResponse_v1_5::setRadioPowerResponse_1_5(const RadioResponseInfo& info) {
+    rspInfo = info;
+    parent_v1_5.notify(info.serial);
+    return Void();
+}