xref: /OK3568_Linux_fs/external/mpp/mpp/vproc/mpp_vproc_dev.cpp (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1 /*
2  * Copyright 2020 Rockchip Electronics Co. LTD
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #include "iep_common.h"
18 
19 #include "mpp_common.h"
20 #include "mpp_log.h"
21 
22 #include "iep_api.h"
23 #include "iep2_api.h"
24 
25 struct dev_compatible dev_comp[] = {
26     {
27         .compatible = "/dev/iep",
28         .get = rockchip_iep_api_alloc_ctx,
29         .put = rockchip_iep_api_release_ctx,
30         .ver = 1,
31     },
32     {
33         .compatible = "/dev/mpp_service",
34         .get = rockchip_iep2_api_alloc_ctx,
35         .put = rockchip_iep2_api_release_ctx,
36         .ver = 2,
37     },
38 };
39 
get_iep_ctx()40 iep_com_ctx* get_iep_ctx()
41 {
42     uint32_t i;
43 
44     for (i = 0; i < MPP_ARRAY_ELEMS(dev_comp); ++i) {
45         if (!access(dev_comp[i].compatible, F_OK)) {
46             iep_com_ctx *ctx = dev_comp[i].get();
47 
48             ctx->ver = dev_comp[i].ver;
49             mpp_log("device %s select in vproc\n", dev_comp[i].compatible);
50 
51             ctx->ops->release = dev_comp[i].put;
52 
53             return ctx;
54         }
55     }
56 
57     return NULL;
58 }
59 
put_iep_ctx(iep_com_ctx * ictx)60 void put_iep_ctx(iep_com_ctx *ictx)
61 {
62     if (ictx->ops->release)
63         ictx->ops->release(ictx);
64 }
65 
66