drivers/media/cec/cec-priv.h

   1 /*
   2  * cec-priv.h - HDMI Consumer Electronics Control internal header
   3  *
   4  * Copyright 2016 Cisco Systems, Inc. and/or its affiliates. All rights reserved.
   5  *
   6  * This program is free software; you may redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; version 2 of the License.
   9  *
  10  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  11  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  12  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  13  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
  14  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  15  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  16  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  17  * SOFTWARE.
  18  */
  19
  20 #ifndef _CEC_PRIV_H
  21 #define _CEC_PRIV_H
  22
  23 #include <linux/cec-funcs.h>
  24 #include <media/cec.h>
  25
  26 #define dprintk(lvl, fmt, arg...)                                       \
  27         do {                                                            \
  28                 if (lvl <= cec_debug)                                   \
  29                         pr_info("cec-%s: " fmt, adap->name, ## arg);    \
  30         } while (0)
  31
  32 /* devnode to cec_adapter */
  33 #define to_cec_adapter(node) container_of(node, struct cec_adapter, devnode)
  34
  35 /* cec-core.c */
  36 extern int cec_debug;
  37 int cec_get_device(struct cec_devnode *devnode);
  38 void cec_put_device(struct cec_devnode *devnode);
  39
  40 /* cec-adap.c */
  41 int cec_monitor_all_cnt_inc(struct cec_adapter *adap);
  42 void cec_monitor_all_cnt_dec(struct cec_adapter *adap);
  43 int cec_monitor_pin_cnt_inc(struct cec_adapter *adap);
  44 void cec_monitor_pin_cnt_dec(struct cec_adapter *adap);
  45 int cec_adap_status(struct seq_file *file, void *priv);
  46 int cec_thread_func(void *_adap);
  47 void __cec_s_phys_addr(struct cec_adapter *adap, u16 phys_addr, bool block);
  48 int __cec_s_log_addrs(struct cec_adapter *adap,
  49                       struct cec_log_addrs *log_addrs, bool block);
  50 int cec_transmit_msg_fh(struct cec_adapter *adap, struct cec_msg *msg,
  51                         struct cec_fh *fh, bool block);
  52 void cec_queue_event_fh(struct cec_fh *fh,
  53                         const struct cec_event *new_ev, u64 ts);
  54
  55 /* cec-api.c */
  56 extern const struct file_operations cec_devnode_fops;
  57
  58 #endif