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30 #ifndef __DM_HELPERS__
31 #define __DM_HELPERS__
32
33 #include "dc_types.h"
34 #include "dc.h"
35
36 struct dp_mst_stream_allocation_table;
37
38 enum dc_edid_status dm_helpers_parse_edid_caps(
39 struct dc_context *ctx,
40 const struct dc_edid *edid,
41 struct dc_edid_caps *edid_caps);
42
43
44
45
46
47 void dm_helpers_dp_update_branch_info(
48 struct dc_context *ctx,
49 const struct dc_link *link);
50
51
52
53
54 bool dm_helpers_dp_mst_write_payload_allocation_table(
55 struct dc_context *ctx,
56 const struct dc_stream_state *stream,
57 struct dp_mst_stream_allocation_table *proposed_table,
58 bool enable);
59
60
61
62
63 void dm_helpers_dp_mst_poll_pending_down_reply(
64 struct dc_context *ctx,
65 const struct dc_link *link);
66
67
68
69
70 void dm_helpers_dp_mst_clear_payload_allocation_table(
71 struct dc_context *ctx,
72 const struct dc_link *link);
73
74
75
76
77 bool dm_helpers_dp_mst_poll_for_allocation_change_trigger(
78 struct dc_context *ctx,
79 const struct dc_stream_state *stream);
80
81
82
83 bool dm_helpers_dp_mst_send_payload_allocation(
84 struct dc_context *ctx,
85 const struct dc_stream_state *stream,
86 bool enable);
87
88 bool dm_helpers_dp_mst_start_top_mgr(
89 struct dc_context *ctx,
90 const struct dc_link *link,
91 bool boot);
92
93 void dm_helpers_dp_mst_stop_top_mgr(
94 struct dc_context *ctx,
95 const struct dc_link *link);
96
97
98
99 bool dm_helpers_dp_read_dpcd(
100 struct dc_context *ctx,
101 const struct dc_link *link,
102 uint32_t address,
103 uint8_t *data,
104 uint32_t size);
105
106
107
108
109 bool dm_helpers_dp_write_dpcd(
110 struct dc_context *ctx,
111 const struct dc_link *link,
112 uint32_t address,
113 const uint8_t *data,
114 uint32_t size);
115
116 bool dm_helpers_submit_i2c(
117 struct dc_context *ctx,
118 const struct dc_link *link,
119 struct i2c_command *cmd);
120
121 #ifdef CONFIG_DRM_AMD_DC_DSC_SUPPORT
122 bool dm_helpers_dp_write_dsc_enable(
123 struct dc_context *ctx,
124 const struct dc_stream_state *stream,
125 bool enable
126 );
127 #endif
128 bool dm_helpers_is_dp_sink_present(
129 struct dc_link *link);
130
131 enum dc_edid_status dm_helpers_read_local_edid(
132 struct dc_context *ctx,
133 struct dc_link *link,
134 struct dc_sink *sink);
135
136 void dm_set_dcn_clocks(
137 struct dc_context *ctx,
138 struct dc_clocks *clks);
139
140 #endif