1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
|
// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2016 MediaTek Inc.
* Author: Daniel Hsiao <daniel.hsiao@mediatek.com>
* Jungchang Tsao <jungchang.tsao@mediatek.com>
* Tiffany Lin <tiffany.lin@mediatek.com>
*/
#include <linux/interrupt.h>
#include <linux/kernel.h>
#include <linux/slab.h>
#include "venc_drv_base.h"
#include "venc_drv_if.h"
#include "mtk_vcodec_enc.h"
#include "mtk_vcodec_enc_pm.h"
int venc_if_init(struct mtk_vcodec_enc_ctx *ctx, unsigned int fourcc)
{
int ret = 0;
switch (fourcc) {
case V4L2_PIX_FMT_VP8:
ctx->enc_if = &venc_vp8_if;
break;
case V4L2_PIX_FMT_H264:
ctx->enc_if = &venc_h264_if;
break;
default:
return -EINVAL;
}
mtk_venc_lock(ctx);
ret = ctx->enc_if->init(ctx);
mtk_venc_unlock(ctx);
return ret;
}
int venc_if_set_param(struct mtk_vcodec_enc_ctx *ctx,
enum venc_set_param_type type, struct venc_enc_param *in)
{
int ret = 0;
mtk_venc_lock(ctx);
ret = ctx->enc_if->set_param(ctx->drv_handle, type, in);
mtk_venc_unlock(ctx);
return ret;
}
int venc_if_encode(struct mtk_vcodec_enc_ctx *ctx,
enum venc_start_opt opt, struct venc_frm_buf *frm_buf,
struct mtk_vcodec_mem *bs_buf,
struct venc_done_result *result)
{
int ret = 0;
unsigned long flags;
mtk_venc_lock(ctx);
spin_lock_irqsave(&ctx->dev->irqlock, flags);
ctx->dev->curr_ctx = ctx;
spin_unlock_irqrestore(&ctx->dev->irqlock, flags);
mtk_vcodec_enc_pw_on(&ctx->dev->pm);
mtk_vcodec_enc_clock_on(&ctx->dev->pm);
ret = ctx->enc_if->encode(ctx->drv_handle, opt, frm_buf,
bs_buf, result);
mtk_vcodec_enc_clock_off(&ctx->dev->pm);
mtk_vcodec_enc_pw_off(&ctx->dev->pm);
spin_lock_irqsave(&ctx->dev->irqlock, flags);
ctx->dev->curr_ctx = NULL;
spin_unlock_irqrestore(&ctx->dev->irqlock, flags);
mtk_venc_unlock(ctx);
return ret;
}
int venc_if_deinit(struct mtk_vcodec_enc_ctx *ctx)
{
int ret = 0;
if (!ctx->drv_handle)
return 0;
mtk_venc_lock(ctx);
ret = ctx->enc_if->deinit(ctx->drv_handle);
mtk_venc_unlock(ctx);
ctx->drv_handle = NULL;
return ret;
}
|
