]> git.karo-electronics.de Git - karo-tx-linux.git/blob - drivers/media/platform/s5p-mfc/s5p_mfc_cmd_v6.c
Merge remote-tracking branch 'asoc/fix/pxa' into tmp
[karo-tx-linux.git] / drivers / media / platform / s5p-mfc / s5p_mfc_cmd_v6.c
1 /*
2  * linux/drivers/media/platform/s5p-mfc/s5p_mfc_cmd_v6.c
3  *
4  * Copyright (c) 2012 Samsung Electronics Co., Ltd.
5  *              http://www.samsung.com/
6  *
7  * This program is free software; you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License as published by
9  * the Free Software Foundation; either version 2 of the License, or
10  * (at your option) any later version.
11  */
12
13 #include "s5p_mfc_common.h"
14
15 #include "s5p_mfc_cmd.h"
16 #include "s5p_mfc_debug.h"
17 #include "s5p_mfc_intr.h"
18 #include "s5p_mfc_opr.h"
19
20 int s5p_mfc_cmd_host2risc_v6(struct s5p_mfc_dev *dev, int cmd,
21                                 struct s5p_mfc_cmd_args *args)
22 {
23         mfc_debug(2, "Issue the command: %d\n", cmd);
24
25         /* Reset RISC2HOST command */
26         mfc_write(dev, 0x0, S5P_FIMV_RISC2HOST_CMD_V6);
27
28         /* Issue the command */
29         mfc_write(dev, cmd, S5P_FIMV_HOST2RISC_CMD_V6);
30         mfc_write(dev, 0x1, S5P_FIMV_HOST2RISC_INT_V6);
31
32         return 0;
33 }
34
35 int s5p_mfc_sys_init_cmd_v6(struct s5p_mfc_dev *dev)
36 {
37         struct s5p_mfc_cmd_args h2r_args;
38         struct s5p_mfc_buf_size_v6 *buf_size = dev->variant->buf_size->priv;
39
40         s5p_mfc_hw_call(dev->mfc_ops, alloc_dev_context_buffer, dev);
41         mfc_write(dev, dev->ctx_buf.dma, S5P_FIMV_CONTEXT_MEM_ADDR_V6);
42         mfc_write(dev, buf_size->dev_ctx, S5P_FIMV_CONTEXT_MEM_SIZE_V6);
43         return s5p_mfc_cmd_host2risc_v6(dev, S5P_FIMV_H2R_CMD_SYS_INIT_V6,
44                                         &h2r_args);
45 }
46
47 int s5p_mfc_sleep_cmd_v6(struct s5p_mfc_dev *dev)
48 {
49         struct s5p_mfc_cmd_args h2r_args;
50
51         memset(&h2r_args, 0, sizeof(struct s5p_mfc_cmd_args));
52         return s5p_mfc_cmd_host2risc_v6(dev, S5P_FIMV_H2R_CMD_SLEEP_V6,
53                         &h2r_args);
54 }
55
56 int s5p_mfc_wakeup_cmd_v6(struct s5p_mfc_dev *dev)
57 {
58         struct s5p_mfc_cmd_args h2r_args;
59
60         memset(&h2r_args, 0, sizeof(struct s5p_mfc_cmd_args));
61         return s5p_mfc_cmd_host2risc_v6(dev, S5P_FIMV_H2R_CMD_WAKEUP_V6,
62                                         &h2r_args);
63 }
64
65 /* Open a new instance and get its number */
66 int s5p_mfc_open_inst_cmd_v6(struct s5p_mfc_ctx *ctx)
67 {
68         struct s5p_mfc_dev *dev = ctx->dev;
69         struct s5p_mfc_cmd_args h2r_args;
70         int codec_type;
71
72         mfc_debug(2, "Requested codec mode: %d\n", ctx->codec_mode);
73         dev->curr_ctx = ctx->num;
74         switch (ctx->codec_mode) {
75         case S5P_MFC_CODEC_H264_DEC:
76                 codec_type = S5P_FIMV_CODEC_H264_DEC_V6;
77                 break;
78         case S5P_MFC_CODEC_H264_MVC_DEC:
79                 codec_type = S5P_FIMV_CODEC_H264_MVC_DEC_V6;
80                 break;
81         case S5P_MFC_CODEC_VC1_DEC:
82                 codec_type = S5P_FIMV_CODEC_VC1_DEC_V6;
83                 break;
84         case S5P_MFC_CODEC_MPEG4_DEC:
85                 codec_type = S5P_FIMV_CODEC_MPEG4_DEC_V6;
86                 break;
87         case S5P_MFC_CODEC_MPEG2_DEC:
88                 codec_type = S5P_FIMV_CODEC_MPEG2_DEC_V6;
89                 break;
90         case S5P_MFC_CODEC_H263_DEC:
91                 codec_type = S5P_FIMV_CODEC_H263_DEC_V6;
92                 break;
93         case S5P_MFC_CODEC_VC1RCV_DEC:
94                 codec_type = S5P_FIMV_CODEC_VC1RCV_DEC_V6;
95                 break;
96         case S5P_MFC_CODEC_VP8_DEC:
97                 codec_type = S5P_FIMV_CODEC_VP8_DEC_V6;
98                 break;
99         case S5P_MFC_CODEC_H264_ENC:
100                 codec_type = S5P_FIMV_CODEC_H264_ENC_V6;
101                 break;
102         case S5P_MFC_CODEC_H264_MVC_ENC:
103                 codec_type = S5P_FIMV_CODEC_H264_MVC_ENC_V6;
104                 break;
105         case S5P_MFC_CODEC_MPEG4_ENC:
106                 codec_type = S5P_FIMV_CODEC_MPEG4_ENC_V6;
107                 break;
108         case S5P_MFC_CODEC_H263_ENC:
109                 codec_type = S5P_FIMV_CODEC_H263_ENC_V6;
110                 break;
111         default:
112                 codec_type = S5P_FIMV_CODEC_NONE_V6;
113         };
114         mfc_write(dev, codec_type, S5P_FIMV_CODEC_TYPE_V6);
115         mfc_write(dev, ctx->ctx.dma, S5P_FIMV_CONTEXT_MEM_ADDR_V6);
116         mfc_write(dev, ctx->ctx.size, S5P_FIMV_CONTEXT_MEM_SIZE_V6);
117         mfc_write(dev, 0, S5P_FIMV_D_CRC_CTRL_V6); /* no crc */
118
119         return s5p_mfc_cmd_host2risc_v6(dev, S5P_FIMV_H2R_CMD_OPEN_INSTANCE_V6,
120                                         &h2r_args);
121 }
122
123 /* Close instance */
124 int s5p_mfc_close_inst_cmd_v6(struct s5p_mfc_ctx *ctx)
125 {
126         struct s5p_mfc_dev *dev = ctx->dev;
127         struct s5p_mfc_cmd_args h2r_args;
128         int ret = 0;
129
130         dev->curr_ctx = ctx->num;
131         if (ctx->state != MFCINST_FREE) {
132                 mfc_write(dev, ctx->inst_no, S5P_FIMV_INSTANCE_ID_V6);
133                 ret = s5p_mfc_cmd_host2risc_v6(dev,
134                                         S5P_FIMV_H2R_CMD_CLOSE_INSTANCE_V6,
135                                         &h2r_args);
136         } else {
137                 ret = -EINVAL;
138         }
139
140         return ret;
141 }
142
143 /* Initialize cmd function pointers for MFC v6 */
144 static struct s5p_mfc_hw_cmds s5p_mfc_cmds_v6 = {
145         .cmd_host2risc = s5p_mfc_cmd_host2risc_v6,
146         .sys_init_cmd = s5p_mfc_sys_init_cmd_v6,
147         .sleep_cmd = s5p_mfc_sleep_cmd_v6,
148         .wakeup_cmd = s5p_mfc_wakeup_cmd_v6,
149         .open_inst_cmd = s5p_mfc_open_inst_cmd_v6,
150         .close_inst_cmd = s5p_mfc_close_inst_cmd_v6,
151 };
152
153 struct s5p_mfc_hw_cmds *s5p_mfc_init_hw_cmds_v6(void)
154 {
155         return &s5p_mfc_cmds_v6;
156 }