Naseer Ahmed | 7a7b66d | 2014-07-23 17:56:26 -0400 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2014 The Linux Foundation. All rights reserved. |
| 3 | * |
| 4 | * Redistribution and use in source and binary forms, with or without |
| 5 | * modification, are permitted provided that the following conditions are |
| 6 | * met: |
| 7 | * * Redistributions of source code must retain the above copyright |
| 8 | * notice, this list of conditions and the following disclaimer. |
| 9 | * * Redistributions in binary form must reproduce the above |
| 10 | * copyright notice, this list of conditions and the following |
| 11 | * disclaimer in the documentation and/or other materials provided |
| 12 | * with the distribution. |
| 13 | * * Neither the name of The Linux Foundation. nor the names of its |
| 14 | * contributors may be used to endorse or promote products derived |
| 15 | * from this software without specific prior written permission. |
| 16 | * |
| 17 | * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED |
| 18 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| 19 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT |
| 20 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS |
| 21 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 22 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 23 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR |
| 24 | * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| 25 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE |
| 26 | * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN |
| 27 | * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 28 | */ |
| 29 | #ifndef QHDMI_CEC_H |
| 30 | #define QHDMI_CEC_H |
| 31 | |
| 32 | #include <hardware/hdmi_cec.h> |
| 33 | #include <utils/RefBase.h> |
| 34 | |
| 35 | namespace qClient { |
| 36 | class QHDMIClient; |
| 37 | }; |
| 38 | |
| 39 | namespace qhdmicec { |
| 40 | |
| 41 | #define SYSFS_BASE "/sys/class/graphics/fb" |
| 42 | #define MAX_PATH_LENGTH 128 |
| 43 | |
| 44 | struct cec_callback_t { |
| 45 | // Function in HDMI service to call back on CEC messages |
| 46 | event_callback_t callback_func; |
| 47 | // This stores the object to pass back to the framework |
| 48 | void* callback_arg; |
| 49 | |
| 50 | }; |
| 51 | |
| 52 | struct cec_context_t { |
| 53 | hdmi_cec_device_t device; // Device for HW module |
| 54 | cec_callback_t callback; // Struct storing callback object |
| 55 | bool enabled; |
| 56 | bool arc_enabled; |
Naseer Ahmed | 251c030 | 2014-10-10 12:53:13 -0400 | [diff] [blame] | 57 | bool system_control; // If true, HAL/driver handle CEC messages |
Naseer Ahmed | 7a7b66d | 2014-07-23 17:56:26 -0400 | [diff] [blame] | 58 | int fb_num; // Framebuffer node for HDMI |
| 59 | char fb_sysfs_path[MAX_PATH_LENGTH]; |
| 60 | hdmi_port_info *port_info; // HDMI port info |
| 61 | |
| 62 | // Logical address is stored in an array, the index of the array is the |
| 63 | // logical address and the value in the index shows whether it is set or not |
| 64 | int logical_address[CEC_ADDR_BROADCAST]; |
| 65 | int version; |
| 66 | uint32_t vendor_id; |
| 67 | android::sp<qClient::QHDMIClient> disp_client; |
| 68 | }; |
| 69 | |
| 70 | void cec_receive_message(cec_context_t *ctx, char *msg, ssize_t len); |
| 71 | void cec_hdmi_hotplug(cec_context_t *ctx, int connected); |
| 72 | |
| 73 | }; //namespace |
| 74 | #endif /* end of include guard: QHDMI_CEC_H */ |