xref: /linux/drivers/gpu/drm/amd/display/dc/optc/dcn60/dcn60_optc.c (revision 67f8bc848ee31831336bd478e57d2f993551902e)
1 // SPDX-License-Identifier: MIT
2 //
3 // Copyright 2025 Advanced Micro Devices, Inc.
4 
5 #include "dcn30/dcn30_optc.h"
6 #include "dcn31/dcn31_optc.h"
7 #include "dcn32/dcn32_optc.h"
8 #include "dcn401/dcn401_optc.h"
9 #include "dcn42/dcn42_optc.h"
10 #include "dcn60_optc.h"
11 #include "reg_helper.h"
12 #include "dc.h"
13 #include "dcn_calc_math.h"
14 #include "dc_dmub_srv.h"
15 
16 #define REG(reg)\
17 	optc1->tg_regs->reg
18 
19 #define CTX \
20 	optc1->base.ctx
21 
22 #undef FN
23 #define FN(reg_name, field_name) \
24 	optc1->tg_shift->field_name, optc1->tg_mask->field_name
25 
26 static const struct timing_generator_funcs dcn60_tg_funcs = {
27 		.validate_timing = optc1_validate_timing,
28 		.program_timing = optc1_program_timing,
29 		.setup_vertical_interrupt0 = optc1_setup_vertical_interrupt0,
30 		.setup_vertical_interrupt1 = optc1_setup_vertical_interrupt1,
31 		.setup_vertical_interrupt2 = optc1_setup_vertical_interrupt2,
32 		.program_global_sync = optc401_program_global_sync,
33 		.enable_crtc = optc401_enable_crtc,
34 		.disable_crtc = optc401_disable_crtc,
35 		.phantom_crtc_post_enable = optc401_phantom_crtc_post_enable,
36 		.disable_phantom_crtc = optc401_disable_phantom_otg,
37 		/* used by enable_timing_synchronization. Not need for FPGA */
38 		.is_counter_moving = optc1_is_counter_moving,
39 		.get_position = optc1_get_position,
40 		.get_frame_count = optc1_get_vblank_counter,
41 		.get_scanoutpos = optc1_get_crtc_scanoutpos,
42 		.get_otg_active_size = optc1_get_otg_active_size,
43 		.set_early_control = optc1_set_early_control,
44 		/* used by enable_timing_synchronization. Not need for FPGA */
45 		.wait_for_state = optc1_wait_for_state,
46 		.did_triggered_reset_occur = optc1_did_triggered_reset_occur,
47 		.triplebuffer_lock = optc3_triplebuffer_lock,
48 		.triplebuffer_unlock = optc2_triplebuffer_unlock,
49 		.enable_reset_trigger = optc1_enable_reset_trigger,
50 		.enable_crtc_reset = optc1_enable_crtc_reset,
51 		.disable_reset_trigger = optc1_disable_reset_trigger,
52 		.lock = optc3_lock,
53 		.unlock = optc1_unlock,
54 		.lock_doublebuffer_enable = optc3_lock_doublebuffer_enable,
55 		.lock_doublebuffer_disable = optc3_lock_doublebuffer_disable,
56 		.enable_optc_clock = optc1_enable_optc_clock,
57 		.set_drr = optc401_set_drr,
58 		.get_last_used_drr_vtotal = optc2_get_last_used_drr_vtotal,
59 		.set_vtotal_min_max = optc401_set_vtotal_min_max,
60 		.set_static_screen_control = optc1_set_static_screen_control,
61 		.program_stereo = optc1_program_stereo,
62 		.is_stereo_left_eye = optc1_is_stereo_left_eye,
63 		.tg_init = optc3_tg_init,
64 		.is_tg_enabled = optc1_is_tg_enabled,
65 		.is_optc_underflow_occurred = optc1_is_optc_underflow_occurred,
66 		.clear_optc_underflow = optc1_clear_optc_underflow,
67 		.get_crc = optc42_get_crc,
68 		.configure_crc = optc1_configure_crc,
69 		.set_dsc_config = optc3_set_dsc_config,
70 		.get_dsc_status = optc2_get_dsc_status,
71 		.set_odm_bypass = optc401_set_odm_bypass,
72 		.set_odm_combine = optc401_set_odm_combine,
73 		.wait_odm_doublebuffer_pending_clear = optc32_wait_odm_doublebuffer_pending_clear,
74 		.set_h_timing_div_manual_mode = optc401_set_h_timing_div_manual_mode,
75 		.get_optc_source = optc2_get_optc_source,
76 		.set_out_mux = optc401_set_out_mux,
77 		.set_drr_trigger_window = optc3_set_drr_trigger_window,
78 		.set_vtotal_change_limit = optc3_set_vtotal_change_limit,
79 		.set_gsl = optc2_set_gsl,
80 		.set_gsl_source_select = NULL,
81 		.set_vtg_params = optc1_set_vtg_params,
82 		.program_manual_trigger = optc2_program_manual_trigger,
83 		.setup_manual_trigger = optc2_setup_manual_trigger,
84 		.get_hw_timing = optc1_get_hw_timing,
85 		.is_two_pixels_per_container = optc1_is_two_pixels_per_container,
86 		.get_optc_double_buffer_pending = optc3_get_optc_double_buffer_pending,
87 		.get_otg_double_buffer_pending = optc3_get_otg_update_pending,
88 		.get_pipe_update_pending = optc3_get_pipe_update_pending,
89 		.set_vupdate_keepout = optc401_set_vupdate_keepout,
90 		.wait_update_lock_status = optc401_wait_update_lock_status,
91 		.read_otg_state = optc31_read_otg_state,
92 		.optc_read_reg_state = optc31_read_reg_state,
93 };
94 
95 void dcn60_timing_generator_init(struct optc *optc1)
96 {
97 	optc1->base.funcs = &dcn60_tg_funcs;
98 
99 	optc1->max_h_total = optc1->tg_mask->OTG_H_TOTAL + 1;
100 	optc1->max_v_total = optc1->tg_mask->OTG_V_TOTAL + 1;
101 
102 	optc1->min_h_blank = 32;
103 	optc1->min_v_blank = 3;
104 	optc1->min_v_blank_interlace = 5;
105 	optc1->min_h_sync_width = 4;
106 	optc1->min_v_sync_width = 1;
107 }
108