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1/*
2 * Copyright 2012-15 Advanced Micro Devices, Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 *
22 * Authors: AMD
23 *
24 */
25
26/**
27 * This file defines helper functions provided by the Display Manager to
28 * Display Core.
29 */
30#ifndef __DM_HELPERS__
31#define __DM_HELPERS__
32
33#include "dc_types.h"
34#include "dc.h"
35
36struct dc_dp_mst_stream_allocation_table;
37struct aux_payload;
38enum aux_return_code_type;
39
40/*
41 * Allocate memory accessible by the GPU
42 *
43 * frame buffer allocations must be aligned to a 4096-byte boundary
44 *
45 * Returns virtual address, sets addr to physical address
46 */
47void *dm_helpers_allocate_gpu_mem(
48 struct dc_context *ctx,
49 enum dc_gpu_mem_alloc_type type,
50 size_t size,
51 long long *addr);
52
53/*
54 * Free the GPU-accessible memory at the virtual address pvMem
55 */
56void dm_helpers_free_gpu_mem(
57 struct dc_context *ctx,
58 enum dc_gpu_mem_alloc_type type,
59 void *pvMem);
60
61enum dc_edid_status dm_helpers_parse_edid_caps(
62 struct dc_link *link,
63 const struct dc_edid *edid,
64 struct dc_edid_caps *edid_caps);
65
66
67/*
68 * Update DP branch info
69 */
70void dm_helpers_dp_update_branch_info(
71 struct dc_context *ctx,
72 const struct dc_link *link);
73
74/*
75 * Writes payload allocation table in immediate downstream device.
76 */
77bool dm_helpers_dp_mst_write_payload_allocation_table(
78 struct dc_context *ctx,
79 const struct dc_stream_state *stream,
80 struct dc_dp_mst_stream_allocation_table *proposed_table,
81 bool enable);
82
83/*
84 * poll pending down reply
85 */
86void dm_helpers_dp_mst_poll_pending_down_reply(
87 struct dc_context *ctx,
88 const struct dc_link *link);
89
90/*
91 * Clear payload allocation table before enable MST DP link.
92 */
93void dm_helpers_dp_mst_clear_payload_allocation_table(
94 struct dc_context *ctx,
95 const struct dc_link *link);
96
97/*
98 * Polls for ACT (allocation change trigger) handled and
99 */
100enum act_return_status dm_helpers_dp_mst_poll_for_allocation_change_trigger(
101 struct dc_context *ctx,
102 const struct dc_stream_state *stream);
103/*
104 * Sends ALLOCATE_PAYLOAD message.
105 */
106void dm_helpers_dp_mst_send_payload_allocation(
107 struct dc_context *ctx,
108 const struct dc_stream_state *stream);
109
110/*
111 * Update mst manager relevant variables
112 */
113void dm_helpers_dp_mst_update_mst_mgr_for_deallocation(
114 struct dc_context *ctx,
115 const struct dc_stream_state *stream);
116
117bool dm_helpers_dp_mst_start_top_mgr(
118 struct dc_context *ctx,
119 const struct dc_link *link,
120 bool boot);
121
122bool dm_helpers_dp_mst_stop_top_mgr(
123 struct dc_context *ctx,
124 struct dc_link *link);
125
126void dm_helpers_dp_mst_update_branch_bandwidth(
127 struct dc_context *ctx,
128 struct dc_link *link);
129
130/**
131 * OS specific aux read callback.
132 */
133bool dm_helpers_dp_read_dpcd(
134 struct dc_context *ctx,
135 const struct dc_link *link,
136 uint32_t address,
137 uint8_t *data,
138 uint32_t size);
139
140/**
141 * OS specific aux write callback.
142 */
143bool dm_helpers_dp_write_dpcd(
144 struct dc_context *ctx,
145 const struct dc_link *link,
146 uint32_t address,
147 const uint8_t *data,
148 uint32_t size);
149
150bool dm_helpers_submit_i2c(
151 struct dc_context *ctx,
152 const struct dc_link *link,
153 struct i2c_command *cmd);
154
155bool dm_helpers_dp_write_dsc_enable(
156 struct dc_context *ctx,
157 const struct dc_stream_state *stream,
158 bool enable
159);
160bool dm_helpers_is_dp_sink_present(
161 struct dc_link *link);
162
163void dm_helpers_mst_enable_stream_features(const struct dc_stream_state *stream);
164
165enum dc_edid_status dm_helpers_read_local_edid(
166 struct dc_context *ctx,
167 struct dc_link *link,
168 struct dc_sink *sink);
169
170bool dm_helpers_dp_handle_test_pattern_request(
171 struct dc_context *ctx,
172 const struct dc_link *link,
173 union link_test_pattern dpcd_test_pattern,
174 union test_misc dpcd_test_params);
175
176void dm_set_dcn_clocks(
177 struct dc_context *ctx,
178 struct dc_clocks *clks);
179
180void dm_helpers_enable_periodic_detection(struct dc_context *ctx, bool enable);
181
182void dm_set_phyd32clk(struct dc_context *ctx, int freq_khz);
183
184bool dm_helpers_dmub_outbox_interrupt_control(struct dc_context *ctx, bool enable);
185
186void dm_helpers_smu_timeout(struct dc_context *ctx, unsigned int msg_id, unsigned int param, unsigned int timeout_us);
187
188// 0x1 = Result_OK, 0xFE = Result_UnkmownCmd, 0x0 = Status_Busy
189#define IS_SMU_TIMEOUT(result) \
190 (result == 0x0)
191void dm_helpers_init_panel_settings(
192 struct dc_context *ctx,
193 struct dc_panel_config *config,
194 struct dc_sink *sink);
195void dm_helpers_override_panel_settings(
196 struct dc_context *ctx,
197 struct dc_panel_config *config);
198int dm_helper_dmub_aux_transfer_sync(
199 struct dc_context *ctx,
200 const struct dc_link *link,
201 struct aux_payload *payload,
202 enum aux_return_code_type *operation_result);
203enum set_config_status;
204int dm_helpers_dmub_set_config_sync(struct dc_context *ctx,
205 const struct dc_link *link,
206 struct set_config_cmd_payload *payload,
207 enum set_config_status *operation_result);
208enum adaptive_sync_type dm_get_adaptive_sync_support_type(struct dc_link *link);
209
210enum dc_edid_status dm_helpers_get_sbios_edid(struct dc_link *link, struct dc_edid *edid);
211
212#endif /* __DM_HELPERS__ */
1/*
2 * Copyright 2012-15 Advanced Micro Devices, Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 *
22 * Authors: AMD
23 *
24 */
25
26/**
27 * This file defines helper functions provided by the Display Manager to
28 * Display Core.
29 */
30#ifndef __DM_HELPERS__
31#define __DM_HELPERS__
32
33#include "dc_types.h"
34#include "dc.h"
35
36struct dc_dp_mst_stream_allocation_table;
37struct aux_payload;
38enum aux_return_code_type;
39enum set_config_status;
40
41/*
42 * Allocate memory accessible by the GPU
43 *
44 * frame buffer allocations must be aligned to a 4096-byte boundary
45 *
46 * Returns virtual address, sets addr to physical address
47 */
48void *dm_helpers_allocate_gpu_mem(
49 struct dc_context *ctx,
50 enum dc_gpu_mem_alloc_type type,
51 size_t size,
52 long long *addr);
53
54/*
55 * Free the GPU-accessible memory at the virtual address pvMem
56 */
57void dm_helpers_free_gpu_mem(
58 struct dc_context *ctx,
59 enum dc_gpu_mem_alloc_type type,
60 void *pvMem);
61
62enum dc_edid_status dm_helpers_parse_edid_caps(
63 struct dc_link *link,
64 const struct dc_edid *edid,
65 struct dc_edid_caps *edid_caps);
66
67
68/*
69 * Update DP branch info
70 */
71void dm_helpers_dp_update_branch_info(
72 struct dc_context *ctx,
73 const struct dc_link *link);
74
75/*
76 * Writes payload allocation table in immediate downstream device.
77 */
78bool dm_helpers_dp_mst_write_payload_allocation_table(
79 struct dc_context *ctx,
80 const struct dc_stream_state *stream,
81 struct dc_dp_mst_stream_allocation_table *proposed_table,
82 bool enable);
83
84/*
85 * poll pending down reply
86 */
87void dm_helpers_dp_mst_poll_pending_down_reply(
88 struct dc_context *ctx,
89 const struct dc_link *link);
90
91/*
92 * Clear payload allocation table before enable MST DP link.
93 */
94void dm_helpers_dp_mst_clear_payload_allocation_table(
95 struct dc_context *ctx,
96 const struct dc_link *link);
97
98/*
99 * Polls for ACT (allocation change trigger) handled and
100 */
101enum act_return_status dm_helpers_dp_mst_poll_for_allocation_change_trigger(
102 struct dc_context *ctx,
103 const struct dc_stream_state *stream);
104/*
105 * Sends ALLOCATE_PAYLOAD message.
106 */
107void dm_helpers_dp_mst_send_payload_allocation(
108 struct dc_context *ctx,
109 const struct dc_stream_state *stream);
110
111/*
112 * Update mst manager relevant variables
113 */
114void dm_helpers_dp_mst_update_mst_mgr_for_deallocation(
115 struct dc_context *ctx,
116 const struct dc_stream_state *stream);
117
118bool dm_helpers_dp_mst_start_top_mgr(
119 struct dc_context *ctx,
120 const struct dc_link *link,
121 bool boot);
122
123bool dm_helpers_dp_mst_stop_top_mgr(
124 struct dc_context *ctx,
125 struct dc_link *link);
126
127void dm_helpers_dp_mst_update_branch_bandwidth(
128 struct dc_context *ctx,
129 struct dc_link *link);
130
131/**
132 * OS specific aux read callback.
133 */
134bool dm_helpers_dp_read_dpcd(
135 struct dc_context *ctx,
136 const struct dc_link *link,
137 uint32_t address,
138 uint8_t *data,
139 uint32_t size);
140
141/**
142 * OS specific aux write callback.
143 */
144bool dm_helpers_dp_write_dpcd(
145 struct dc_context *ctx,
146 const struct dc_link *link,
147 uint32_t address,
148 const uint8_t *data,
149 uint32_t size);
150
151bool dm_helpers_submit_i2c(
152 struct dc_context *ctx,
153 const struct dc_link *link,
154 struct i2c_command *cmd);
155
156bool dm_helpers_dp_write_dsc_enable(
157 struct dc_context *ctx,
158 const struct dc_stream_state *stream,
159 bool enable
160);
161bool dm_helpers_is_dp_sink_present(
162 struct dc_link *link);
163
164void dm_helpers_mst_enable_stream_features(const struct dc_stream_state *stream);
165
166enum dc_edid_status dm_helpers_read_local_edid(
167 struct dc_context *ctx,
168 struct dc_link *link,
169 struct dc_sink *sink);
170
171bool dm_helpers_dp_handle_test_pattern_request(
172 struct dc_context *ctx,
173 const struct dc_link *link,
174 union link_test_pattern dpcd_test_pattern,
175 union test_misc dpcd_test_params);
176
177void dm_set_dcn_clocks(
178 struct dc_context *ctx,
179 struct dc_clocks *clks);
180
181void dm_helpers_enable_periodic_detection(struct dc_context *ctx, bool enable);
182
183void dm_set_phyd32clk(struct dc_context *ctx, int freq_khz);
184
185bool dm_helpers_dmub_outbox_interrupt_control(struct dc_context *ctx, bool enable);
186
187void dm_helpers_smu_timeout(struct dc_context *ctx, unsigned int msg_id, unsigned int param, unsigned int timeout_us);
188
189// 0x1 = Result_OK, 0xFE = Result_UnkmownCmd, 0x0 = Status_Busy
190#define IS_SMU_TIMEOUT(result) \
191 (result == 0x0)
192void dm_helpers_init_panel_settings(
193 struct dc_context *ctx,
194 struct dc_panel_config *config,
195 struct dc_sink *sink);
196void dm_helpers_override_panel_settings(
197 struct dc_context *ctx,
198 struct dc_panel_config *config);
199int dm_helper_dmub_aux_transfer_sync(
200 struct dc_context *ctx,
201 const struct dc_link *link,
202 struct aux_payload *payload,
203 enum aux_return_code_type *operation_result);
204
205int dm_helpers_dmub_set_config_sync(struct dc_context *ctx,
206 const struct dc_link *link,
207 struct set_config_cmd_payload *payload,
208 enum set_config_status *operation_result);
209enum adaptive_sync_type dm_get_adaptive_sync_support_type(struct dc_link *link);
210
211enum dc_edid_status dm_helpers_get_sbios_edid(struct dc_link *link, struct dc_edid *edid);
212
213bool dm_helpers_is_fullscreen(struct dc_context *ctx, struct dc_stream_state *stream);
214bool dm_helpers_is_hdr_on(struct dc_context *ctx, struct dc_stream_state *stream);
215
216#endif /* __DM_HELPERS__ */