Return-Path: From: Ravi kumar Veeramally To: linux-bluetooth@vger.kernel.org Cc: Ravi kumar Veeramally Subject: [PATCH_v2 3/5] android/hal-avrcp: Add suuport for new AVRCP ctrl interface Date: Mon, 10 Nov 2014 16:05:07 +0200 Message-Id: <1415628309-7384-4-git-send-email-ravikumar.veeramally@linux.intel.com> In-Reply-To: <1415628309-7384-1-git-send-email-ravikumar.veeramally@linux.intel.com> References: <1415628309-7384-1-git-send-email-ravikumar.veeramally@linux.intel.com> Sender: linux-bluetooth-owner@vger.kernel.org List-ID: --- android/hal-avrcp.c | 122 ++++++++++++++++++++++++++++++++++++++++++++++++ android/hal-bluetooth.c | 3 ++ android/hal.h | 1 + 3 files changed, 126 insertions(+) diff --git a/android/hal-avrcp.c b/android/hal-avrcp.c index 761ddfb..4202bfa 100644 --- a/android/hal-avrcp.c +++ b/android/hal-avrcp.c @@ -20,6 +20,7 @@ #include #include +#include "hal-utils.h" #include "hal-log.h" #include "hal.h" #include "hal-msg.h" @@ -28,6 +29,10 @@ static const btrc_callbacks_t *cbs = NULL; +#if ANDROID_VERSION >= PLATFORM_VER(5, 0, 0) +static const btrc_ctrl_callbacks_t *ctrl_cbs = NULL; +#endif + static bool interface_ready(void) { return cbs != NULL; @@ -684,3 +689,120 @@ btrc_interface_t *bt_get_avrcp_interface(void) { return &iface; } + +#if ANDROID_VERSION >= PLATFORM_VER(5, 0, 0) + +static bool ctrl_interface_ready(void) +{ + return ctrl_cbs != NULL; +} + +static void handle_connection_state(void *buf, uint16_t len, int fd) +{ + struct hal_ev_avrcp_ctrl_conn_state *ev = buf; + + if (ctrl_cbs->connection_state_cb) + ctrl_cbs->connection_state_cb(ev->state, + (bt_bdaddr_t *) (ev->bdaddr)); +} + +static void handle_passthrough_rsp(void *buf, uint16_t len, int fd) +{ + struct hal_ev_avrcp_ctrl_passthrough_rsp *ev = buf; + + if (ctrl_cbs->passthrough_rsp_cb) + ctrl_cbs->passthrough_rsp_cb(ev->id, ev->key_state); +} + +/* + * handlers will be called from notification thread context, + * index in table equals to 'opcode - HAL_MINIMUM_EVENT' + */ +static const struct hal_ipc_handler ctrl_ev_handlers[] = { + /* HAL_EV_AVRCP_CTRL_CONN_STATE */ + { handle_connection_state, false, + sizeof(struct hal_ev_avrcp_ctrl_conn_state) }, + /* HAL_EV_AVRCP_CTRL_PASSTHROUGH_RSP */ + { handle_passthrough_rsp, false, + sizeof(struct hal_ev_avrcp_ctrl_passthrough_rsp) }, +}; + +static bt_status_t ctrl_init(btrc_ctrl_callbacks_t *callbacks) +{ + struct hal_cmd_register_module cmd; + int ret; + + DBG(""); + + if (ctrl_interface_ready()) + return BT_STATUS_DONE; + + ctrl_cbs = callbacks; + + hal_ipc_register(HAL_SERVICE_ID_AVRCP_CTRL, ctrl_ev_handlers, + sizeof(ctrl_ev_handlers) / sizeof(ctrl_ev_handlers[0])); + + cmd.service_id = HAL_SERVICE_ID_AVRCP_CTRL; + cmd.mode = HAL_MODE_DEFAULT; + + ret = hal_ipc_cmd(HAL_SERVICE_ID_CORE, HAL_OP_REGISTER_MODULE, + sizeof(cmd), &cmd, NULL, NULL, NULL); + + if (ret != BT_STATUS_SUCCESS) { + cbs = NULL; + hal_ipc_unregister(HAL_SERVICE_ID_AVRCP_CTRL); + } + + return ret; +} + +static bt_status_t send_pass_through_cmd(bt_bdaddr_t *bd_addr, uint8_t key_code, + uint8_t key_state) +{ + struct hal_cmd_avrcp_ctrl_send_passthrough cmd; + + DBG(""); + + if (!ctrl_interface_ready()) + return BT_STATUS_NOT_READY; + + memcpy(cmd.bdaddr, bd_addr, sizeof(cmd.bdaddr)); + cmd.key_code = key_code; + cmd.key_state = key_state; + + return hal_ipc_cmd(HAL_SERVICE_ID_AVRCP_CTRL, + HAL_OP_AVRCP_CTRL_SEND_PASSTHROUGH, + sizeof(cmd), &cmd, NULL, NULL, NULL); +} + +static void ctrl_cleanup(void) +{ + struct hal_cmd_unregister_module cmd; + + DBG(""); + + if (!ctrl_interface_ready()) + return; + + ctrl_cbs = NULL; + + cmd.service_id = HAL_SERVICE_ID_AVRCP_CTRL; + + hal_ipc_cmd(HAL_SERVICE_ID_CORE, HAL_OP_UNREGISTER_MODULE, + sizeof(cmd), &cmd, NULL, NULL, NULL); + + hal_ipc_unregister(HAL_SERVICE_ID_AVRCP_CTRL); +} + +static btrc_ctrl_interface_t ctrl_iface = { + .size = sizeof(ctrl_iface), + .init = ctrl_init, + .send_pass_through_cmd = send_pass_through_cmd, + .cleanup = ctrl_cleanup +}; + +btrc_ctrl_interface_t *bt_get_avrcp_ctrl_interface(void) +{ + return &ctrl_iface; +} +#endif diff --git a/android/hal-bluetooth.c b/android/hal-bluetooth.c index 9b5ce16..164e232 100644 --- a/android/hal-bluetooth.c +++ b/android/hal-bluetooth.c @@ -866,6 +866,9 @@ static const void *get_profile_interface(const char *profile_id) return bt_get_health_interface(); #if ANDROID_VERSION >= PLATFORM_VER(5, 0, 0) + if (!strcmp(profile_id, BT_PROFILE_AV_RC_CTRL_ID)) + return bt_get_avrcp_ctrl_interface(); + if (!strcmp(profile_id, BT_PROFILE_HANDSFREE_CLIENT_ID)) return bt_get_hf_client_interface(); diff --git a/android/hal.h b/android/hal.h index 76555a0..9e29dff 100644 --- a/android/hal.h +++ b/android/hal.h @@ -44,6 +44,7 @@ btgatt_interface_t *bt_get_gatt_interface(void); bthl_interface_t *bt_get_health_interface(void); #if ANDROID_VERSION >= PLATFORM_VER(5, 0, 0) +btrc_ctrl_interface_t *bt_get_avrcp_ctrl_interface(void); bthf_client_interface_t *bt_get_hf_client_interface(void); btmce_interface_t *bt_get_map_client_interface(void); #endif -- 2.1.0