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26 #ifndef __DC_LINK_HWSS_H__
27 #define __DC_LINK_HWSS_H__
28
29 #include "inc/core_status.h"
30
31 enum dc_status core_link_read_dpcd(
32 struct dc_link *link,
33 uint32_t address,
34 uint8_t *data,
35 uint32_t size);
36
37 enum dc_status core_link_write_dpcd(
38 struct dc_link *link,
39 uint32_t address,
40 const uint8_t *data,
41 uint32_t size);
42
43 struct gpio *get_hpd_gpio(struct dc_bios *dcb,
44 struct graphics_object_id link_id,
45 struct gpio_service *gpio_service);
46
47 void dp_enable_link_phy(
48 struct dc_link *link,
49 enum signal_type signal,
50 enum clock_source_id clock_source,
51 const struct dc_link_settings *link_settings);
52
53 void dp_receiver_power_ctrl(struct dc_link *link, bool on);
54 bool edp_receiver_ready_T9(struct dc_link *link);
55 bool edp_receiver_ready_T7(struct dc_link *link);
56
57 void dp_disable_link_phy(struct dc_link *link, enum signal_type signal);
58
59 void dp_disable_link_phy_mst(struct dc_link *link, enum signal_type signal);
60
61 bool dp_set_hw_training_pattern(
62 struct dc_link *link,
63 enum dc_dp_training_pattern pattern);
64
65 void dp_set_hw_lane_settings(
66 struct dc_link *link,
67 const struct link_training_settings *link_settings);
68
69 void dp_set_hw_test_pattern(
70 struct dc_link *link,
71 enum dp_test_pattern test_pattern,
72 uint8_t *custom_pattern,
73 uint32_t custom_pattern_size);
74
75 void dp_retrain_link_dp_test(struct dc_link *link,
76 struct dc_link_settings *link_setting,
77 bool skip_video_pattern);
78
79 #endif