1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3 * linux/drivers/media/platform/samsung/s5p-mfc/s5p_mfc_cmd_v6.c
4 *
5 * Copyright (c) 2012 Samsung Electronics Co., Ltd.
6 * http://www.samsung.com/
7 */
8
9 #include "s5p_mfc_common.h"
10
11 #include "s5p_mfc_cmd.h"
12 #include "s5p_mfc_debug.h"
13 #include "s5p_mfc_intr.h"
14 #include "s5p_mfc_opr.h"
15 #include "s5p_mfc_cmd_v6.h"
16
s5p_mfc_cmd_host2risc_v6(struct s5p_mfc_dev * dev,int cmd,const struct s5p_mfc_cmd_args * args)17 static int s5p_mfc_cmd_host2risc_v6(struct s5p_mfc_dev *dev, int cmd,
18 const struct s5p_mfc_cmd_args *args)
19 {
20 mfc_debug(2, "Issue the command: %d\n", cmd);
21
22 /* Reset RISC2HOST command */
23 mfc_write(dev, 0x0, S5P_FIMV_RISC2HOST_CMD_V6);
24
25 /* Issue the command */
26 mfc_write(dev, cmd, S5P_FIMV_HOST2RISC_CMD_V6);
27 mfc_write(dev, 0x1, S5P_FIMV_HOST2RISC_INT_V6);
28
29 return 0;
30 }
31
s5p_mfc_sys_init_cmd_v6(struct s5p_mfc_dev * dev)32 static int s5p_mfc_sys_init_cmd_v6(struct s5p_mfc_dev *dev)
33 {
34 struct s5p_mfc_cmd_args h2r_args;
35 const struct s5p_mfc_buf_size_v6 *buf_size = dev->variant->buf_size->priv;
36 int ret;
37
38 ret = s5p_mfc_hw_call(dev->mfc_ops, alloc_dev_context_buffer, dev);
39 if (ret)
40 return ret;
41
42 mfc_write(dev, dev->ctx_buf.dma, S5P_FIMV_CONTEXT_MEM_ADDR_V6);
43 mfc_write(dev, buf_size->dev_ctx, S5P_FIMV_CONTEXT_MEM_SIZE_V6);
44 return s5p_mfc_cmd_host2risc_v6(dev, S5P_FIMV_H2R_CMD_SYS_INIT_V6,
45 &h2r_args);
46 }
47
s5p_mfc_sleep_cmd_v6(struct s5p_mfc_dev * dev)48 static int s5p_mfc_sleep_cmd_v6(struct s5p_mfc_dev *dev)
49 {
50 struct s5p_mfc_cmd_args h2r_args;
51
52 memset(&h2r_args, 0, sizeof(struct s5p_mfc_cmd_args));
53 return s5p_mfc_cmd_host2risc_v6(dev, S5P_FIMV_H2R_CMD_SLEEP_V6,
54 &h2r_args);
55 }
56
s5p_mfc_wakeup_cmd_v6(struct s5p_mfc_dev * dev)57 static int s5p_mfc_wakeup_cmd_v6(struct s5p_mfc_dev *dev)
58 {
59 struct s5p_mfc_cmd_args h2r_args;
60
61 memset(&h2r_args, 0, sizeof(struct s5p_mfc_cmd_args));
62 return s5p_mfc_cmd_host2risc_v6(dev, S5P_FIMV_H2R_CMD_WAKEUP_V6,
63 &h2r_args);
64 }
65
66 /* Open a new instance and get its number */
s5p_mfc_open_inst_cmd_v6(struct s5p_mfc_ctx * ctx)67 static int s5p_mfc_open_inst_cmd_v6(struct s5p_mfc_ctx *ctx)
68 {
69 struct s5p_mfc_dev *dev = ctx->dev;
70 struct s5p_mfc_cmd_args h2r_args;
71 int codec_type;
72
73 mfc_debug(2, "Requested codec mode: %d\n", ctx->codec_mode);
74 dev->curr_ctx = ctx->num;
75 switch (ctx->codec_mode) {
76 case S5P_MFC_CODEC_H264_DEC:
77 codec_type = S5P_FIMV_CODEC_H264_DEC_V6;
78 break;
79 case S5P_MFC_CODEC_H264_MVC_DEC:
80 codec_type = S5P_FIMV_CODEC_H264_MVC_DEC_V6;
81 break;
82 case S5P_MFC_CODEC_VC1_DEC:
83 codec_type = S5P_FIMV_CODEC_VC1_DEC_V6;
84 break;
85 case S5P_MFC_CODEC_MPEG4_DEC:
86 codec_type = S5P_FIMV_CODEC_MPEG4_DEC_V6;
87 break;
88 case S5P_MFC_CODEC_MPEG2_DEC:
89 codec_type = S5P_FIMV_CODEC_MPEG2_DEC_V6;
90 break;
91 case S5P_MFC_CODEC_H263_DEC:
92 codec_type = S5P_FIMV_CODEC_H263_DEC_V6;
93 break;
94 case S5P_MFC_CODEC_VC1RCV_DEC:
95 codec_type = S5P_FIMV_CODEC_VC1RCV_DEC_V6;
96 break;
97 case S5P_MFC_CODEC_VP8_DEC:
98 codec_type = S5P_FIMV_CODEC_VP8_DEC_V6;
99 break;
100 case S5P_MFC_CODEC_HEVC_DEC:
101 codec_type = S5P_FIMV_CODEC_HEVC_DEC;
102 break;
103 case S5P_MFC_CODEC_VP9_DEC:
104 codec_type = S5P_FIMV_CODEC_VP9_DEC;
105 break;
106 case S5P_MFC_CODEC_H264_ENC:
107 codec_type = S5P_FIMV_CODEC_H264_ENC_V6;
108 break;
109 case S5P_MFC_CODEC_H264_MVC_ENC:
110 codec_type = S5P_FIMV_CODEC_H264_MVC_ENC_V6;
111 break;
112 case S5P_MFC_CODEC_MPEG4_ENC:
113 codec_type = S5P_FIMV_CODEC_MPEG4_ENC_V6;
114 break;
115 case S5P_MFC_CODEC_H263_ENC:
116 codec_type = S5P_FIMV_CODEC_H263_ENC_V6;
117 break;
118 case S5P_MFC_CODEC_VP8_ENC:
119 codec_type = S5P_FIMV_CODEC_VP8_ENC_V7;
120 break;
121 case S5P_MFC_CODEC_HEVC_ENC:
122 codec_type = S5P_FIMV_CODEC_HEVC_ENC;
123 break;
124 default:
125 codec_type = S5P_FIMV_CODEC_NONE_V6;
126 }
127 mfc_write(dev, codec_type, S5P_FIMV_CODEC_TYPE_V6);
128 mfc_write(dev, ctx->ctx.dma, S5P_FIMV_CONTEXT_MEM_ADDR_V6);
129 mfc_write(dev, ctx->ctx.size, S5P_FIMV_CONTEXT_MEM_SIZE_V6);
130 mfc_write(dev, 0, S5P_FIMV_D_CRC_CTRL_V6); /* no crc */
131
132 return s5p_mfc_cmd_host2risc_v6(dev, S5P_FIMV_H2R_CMD_OPEN_INSTANCE_V6,
133 &h2r_args);
134 }
135
136 /* Close instance */
s5p_mfc_close_inst_cmd_v6(struct s5p_mfc_ctx * ctx)137 static int s5p_mfc_close_inst_cmd_v6(struct s5p_mfc_ctx *ctx)
138 {
139 struct s5p_mfc_dev *dev = ctx->dev;
140 struct s5p_mfc_cmd_args h2r_args;
141 int ret = 0;
142
143 dev->curr_ctx = ctx->num;
144 if (ctx->state != MFCINST_FREE) {
145 mfc_write(dev, ctx->inst_no, S5P_FIMV_INSTANCE_ID_V6);
146 ret = s5p_mfc_cmd_host2risc_v6(dev,
147 S5P_FIMV_H2R_CMD_CLOSE_INSTANCE_V6,
148 &h2r_args);
149 } else {
150 ret = -EINVAL;
151 }
152
153 return ret;
154 }
155
156 /* Initialize cmd function pointers for MFC v6 */
157 static const struct s5p_mfc_hw_cmds s5p_mfc_cmds_v6 = {
158 .cmd_host2risc = s5p_mfc_cmd_host2risc_v6,
159 .sys_init_cmd = s5p_mfc_sys_init_cmd_v6,
160 .sleep_cmd = s5p_mfc_sleep_cmd_v6,
161 .wakeup_cmd = s5p_mfc_wakeup_cmd_v6,
162 .open_inst_cmd = s5p_mfc_open_inst_cmd_v6,
163 .close_inst_cmd = s5p_mfc_close_inst_cmd_v6,
164 };
165
s5p_mfc_init_hw_cmds_v6(void)166 const struct s5p_mfc_hw_cmds *s5p_mfc_init_hw_cmds_v6(void)
167 {
168 return &s5p_mfc_cmds_v6;
169 }
170