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      1 /* Copyright (c) 2013, The Linux Foundation. All rights reserved.
      2  *
      3  * Redistribution and use in source and binary forms, with or without
      4  * modification, are permitted provided that the following conditions are
      5  * met:
      6  *     * Redistributions of source code must retain the above copyright
      7  *       notice, this list of conditions and the following disclaimer.
      8  *     * Redistributions in binary form must reproduce the above
      9  *       copyright notice, this list of conditions and the following
     10  *       disclaimer in the documentation and/or other materials provided
     11  *       with the distribution.
     12  *     * Neither the name of The Linux Foundation nor the names of its
     13  *       contributors may be used to endorse or promote products derived
     14  *       from this software without specific prior written permission.
     15  *
     16  * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
     17  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
     18  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
     19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
     20  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     21  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     22  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
     23  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
     24  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
     25  * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
     26  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     27  *
     28  */
     29 
     30 #ifndef MM_JPEG_INLINES_H_
     31 #define MM_JPEG_INLINES_H_
     32 
     33 #include "mm_jpeg.h"
     34 
     35 /** mm_jpeg_get_session:
     36  *
     37  *  Arguments:
     38  *    @my_obj: jpeg object
     39  *    @client_idx: client index
     40  *
     41  *  Return:
     42  *       job index
     43  *
     44  *  Description:
     45  *       Get job index by client id
     46  *
     47  **/
     48 static inline mm_jpeg_job_session_t *mm_jpeg_get_session(mm_jpeg_obj *my_obj, uint32_t job_id)
     49 {
     50   mm_jpeg_job_session_t *p_session = NULL;
     51   int client_idx =  GET_CLIENT_IDX(job_id);
     52   int session_idx= GET_SESSION_IDX(job_id);
     53 
     54   CDBG("%s:%d] client_idx %d session_idx %d", __func__, __LINE__,
     55     client_idx, session_idx);
     56   if ((session_idx >= MM_JPEG_MAX_SESSION) ||
     57     (client_idx >= MAX_JPEG_CLIENT_NUM)) {
     58     CDBG_ERROR("%s:%d] invalid job id %x", __func__, __LINE__,
     59       job_id);
     60     return NULL;
     61   }
     62   pthread_mutex_lock(&my_obj->clnt_mgr[client_idx].lock);
     63   p_session = &my_obj->clnt_mgr[client_idx].session[session_idx];
     64   pthread_mutex_unlock(&my_obj->clnt_mgr[client_idx].lock);
     65   return p_session;
     66 }
     67 
     68 /** mm_jpeg_get_job_idx:
     69  *
     70  *  Arguments:
     71  *    @my_obj: jpeg object
     72  *    @client_idx: client index
     73  *
     74  *  Return:
     75  *       job index
     76  *
     77  *  Description:
     78  *       Get job index by client id
     79  *
     80  **/
     81 static inline int mm_jpeg_get_new_session_idx(mm_jpeg_obj *my_obj, int client_idx,
     82   mm_jpeg_job_session_t **pp_session)
     83 {
     84   int i = 0;
     85   int index = -1;
     86   for (i = 0; i < MM_JPEG_MAX_SESSION; i++) {
     87     pthread_mutex_lock(&my_obj->clnt_mgr[client_idx].lock);
     88     if (!my_obj->clnt_mgr[client_idx].session[i].active) {
     89       *pp_session = &my_obj->clnt_mgr[client_idx].session[i];
     90       my_obj->clnt_mgr[client_idx].session[i].active = OMX_TRUE;
     91       index = i;
     92       pthread_mutex_unlock(&my_obj->clnt_mgr[client_idx].lock);
     93       break;
     94     }
     95     pthread_mutex_unlock(&my_obj->clnt_mgr[client_idx].lock);
     96   }
     97   return index;
     98 }
     99 
    100 /** mm_jpeg_get_job_idx:
    101  *
    102  *  Arguments:
    103  *    @my_obj: jpeg object
    104  *    @client_idx: client index
    105  *
    106  *  Return:
    107  *       job index
    108  *
    109  *  Description:
    110  *       Get job index by client id
    111  *
    112  **/
    113 static inline void mm_jpeg_remove_session_idx(mm_jpeg_obj *my_obj, uint32_t job_id)
    114 {
    115   int client_idx =  GET_CLIENT_IDX(job_id);
    116   int session_idx= GET_SESSION_IDX(job_id);
    117   CDBG("%s:%d] client_idx %d session_idx %d", __func__, __LINE__,
    118     client_idx, session_idx);
    119   pthread_mutex_lock(&my_obj->clnt_mgr[client_idx].lock);
    120   my_obj->clnt_mgr[client_idx].session[session_idx].active = OMX_FALSE;
    121   pthread_mutex_unlock(&my_obj->clnt_mgr[client_idx].lock);
    122 }
    123 
    124 
    125 
    126 #endif /* MM_JPEG_INLINES_H_ */
    127