2 * Copyright 2019 Advanced Micro Devices, Inc.
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26 #ifndef DMUB_SUBVP_STATE_H
27 #define DMUB_SUBVP_STATE_H
31 #define DMUB_SUBVP_INST0 0
32 #define DMUB_SUBVP_INST1 1
33 #define SUBVP_MAX_WATERMARK 0xFFFF
35 struct dmub_subvp_hubp_state {
36 uint32_t CURSOR0_0_CURSOR_POSITION;
37 uint32_t CURSOR0_0_CURSOR_HOT_SPOT;
38 uint32_t CURSOR0_0_CURSOR_DST_OFFSET;
39 uint32_t CURSOR0_0_CURSOR_SURFACE_ADDRESS_HIGH;
40 uint32_t CURSOR0_0_CURSOR_SURFACE_ADDRESS;
41 uint32_t CURSOR0_0_CURSOR_SIZE;
42 uint32_t CURSOR0_0_CURSOR_CONTROL;
43 uint32_t HUBPREQ0_CURSOR_SETTINGS;
44 uint32_t HUBPREQ0_DCSURF_SURFACE_EARLIEST_INUSE_HIGH;
45 uint32_t HUBPREQ0_DCSURF_SURFACE_EARLIEST_INUSE;
46 uint32_t HUBPREQ0_DCSURF_PRIMARY_SURFACE_ADDRESS_HIGH;
47 uint32_t HUBPREQ0_DCSURF_PRIMARY_SURFACE_ADDRESS;
48 uint32_t HUBPREQ0_DCSURF_PRIMARY_META_SURFACE_ADDRESS;
49 uint32_t HUBPREQ0_DCSURF_PRIMARY_META_SURFACE_ADDRESS_HIGH;
50 uint32_t HUBPREQ0_DCSURF_PRIMARY_SURFACE_ADDRESS_HIGH_C;
51 uint32_t HUBPREQ0_DCSURF_PRIMARY_SURFACE_ADDRESS_C;
52 uint32_t HUBPREQ0_DCSURF_PRIMARY_META_SURFACE_ADDRESS_HIGH_C;
53 uint32_t HUBPREQ0_DCSURF_PRIMARY_META_SURFACE_ADDRESS_C;
56 enum subvp_error_code {
57 DMUB_SUBVP_INVALID_STATE,
58 DMUB_SUBVP_INVALID_TRANSITION,
64 DMUB_SUBVP_TRY_ACQUIRE_LOCKS,
65 DMUB_SUBVP_WAIT_FOR_LOCKS,
66 DMUB_SUBVP_PRECONFIGURE,
74 /* Defines information for SUBVP to handle vertical interrupts. */
75 struct dmub_subvp_vertical_interrupt_event {
77 * @inst: Hardware instance of vertical interrupt.
82 * @pad: Align structure to 4 byte boundary.
86 enum subvp_state curr_state;
89 struct dmub_subvp_vertical_interrupt_state {
91 * @events: Event list.
93 struct dmub_subvp_vertical_interrupt_event events[DMUB_MAX_STREAMS];
96 struct dmub_subvp_vline_interrupt_event {
102 struct dmub_subvp_vline_interrupt_state {
103 struct dmub_subvp_vline_interrupt_event events[DMUB_MAX_PLANES];
106 struct dmub_subvp_interrupt_ctx {
107 struct dmub_subvp_vertical_interrupt_state vertical_int;
108 struct dmub_subvp_vline_interrupt_state vline_int;
111 struct dmub_subvp_pipe_state {
112 uint32_t pix_clk_100hz;
113 uint16_t main_vblank_start;
114 uint16_t main_vblank_end;
115 uint16_t mall_region_lines;
116 uint16_t prefetch_lines;
117 uint16_t prefetch_to_mall_start_lines;
118 uint16_t processing_delay_lines;
119 uint8_t main_pipe_index;
120 uint8_t phantom_pipe_index;
121 uint16_t htotal; // htotal for main / phantom pipe
123 uint16_t optc_underflow_count;
124 uint16_t hubp_underflow_count;
129 * struct dmub_subvp_vblank_drr_info - Store DRR state when handling
130 * SubVP + VBLANK with DRR multi-display case.
132 * The info stored in this struct is only valid if drr_in_use = 1.
134 struct dmub_subvp_vblank_drr_info {
136 uint8_t drr_window_size_ms; // DRR window size -- indicates largest VMIN/VMAX adjustment per frame
137 uint16_t min_vtotal_supported; // Min VTOTAL that supports switching in VBLANK
138 uint16_t max_vtotal_supported; // Max VTOTAL that can still support SubVP static scheduling requirements
139 uint16_t prev_vmin; // Store VMIN value before MCLK switch (used to restore after MCLK end)
140 uint16_t prev_vmax; // Store VMAX value before MCLK switch (used to restore after MCLK end)
141 uint8_t use_ramping; // Use ramping or not
145 struct dmub_subvp_vblank_pipe_info {
146 uint32_t pix_clk_100hz;
147 uint16_t vblank_start;
149 uint16_t vstartup_start;
154 struct dmub_subvp_vblank_drr_info drr_info; // DRR considered as part of SubVP + VBLANK case
157 enum subvp_switch_type {
158 DMUB_SUBVP_ONLY, // Used for SubVP only, and SubVP + VACTIVE
159 DMUB_SUBVP_AND_SUBVP, // 2 SubVP displays
160 DMUB_SUBVP_AND_VBLANK,
165 struct dmub_subvp_state {
166 struct dmub_subvp_pipe_state pipe_state[DMUB_MAX_SUBVP_STREAMS];
167 struct dmub_subvp_interrupt_ctx int_ctx;
168 struct dmub_subvp_vblank_pipe_info vblank_info;
169 enum subvp_state state; // current state
170 enum subvp_switch_type switch_type; // enum take up 4 bytes (?)
171 uint8_t mclk_pending;
172 uint8_t num_subvp_streams;
173 uint8_t vertical_int_margin_us;
174 uint8_t pstate_allow_width_us;
175 uint32_t subvp_mclk_switch_count;
176 uint32_t subvp_wait_lock_count;
177 uint32_t driver_wait_lock_count;
178 uint32_t subvp_vblank_frame_count;
179 uint16_t watermark_a_cache;
183 #endif /* _DMUB_SUBVP_STATE_H_ */