xref: /openbmc/linux/drivers/gpu/drm/amd/display/dc/inc/hw/mcif_wb.h (revision cdd38c5f1ce4398ec58fec95904b75824daab7b5)
1  /* Copyright 2012-17 Advanced Micro Devices, Inc.
2   *
3   * Permission is hereby granted, free of charge, to any person obtaining a
4   * copy of this software and associated documentation files (the "Software"),
5   * to deal in the Software without restriction, including without limitation
6   * the rights to use, copy, modify, merge, publish, distribute, sublicense,
7   * and/or sell copies of the Software, and to permit persons to whom the
8   * Software is furnished to do so, subject to the following conditions:
9   *
10   * The above copyright notice and this permission notice shall be included in
11   * all copies or substantial portions of the Software.
12   *
13   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
14   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
15   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
16   * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
17   * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
18   * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
19   * OTHER DEALINGS IN THE SOFTWARE.
20   *
21   * Authors: AMD
22   *
23   */
24  
25  #ifndef __DC_MCIF_WB_H__
26  #define __DC_MCIF_WB_H__
27  
28  #include "dc_hw_types.h"
29  
30  
31  enum mmhubbub_wbif_mode {
32  	PACKED_444 = 0,
33  	PACKED_444_FP16 = 1,
34  	PLANAR_420_8BPC = 2,
35  	PLANAR_420_10BPC = 3
36  };
37  
38  struct mcif_arb_params {
39  
40  	unsigned int		time_per_pixel;
41  	unsigned int		cli_watermark[4];
42  	unsigned int		pstate_watermark[4];
43  	unsigned int		arbitration_slice;
44  	unsigned int		slice_lines;
45  	unsigned int		max_scaled_time;
46  	unsigned int		dram_speed_change_duration;
47  };
48  
49  struct mcif_irq_params {
50  	unsigned int		sw_int_en;
51  	unsigned int		sw_slice_int_en;
52  	unsigned int		sw_overrun_int_en;
53  	unsigned int		vce_int_en;
54  	unsigned int		vce_slice_int_en;
55  };
56  
57  
58  /* / - mcif_wb_frame_dump_info is the info of the dumping WB data */
59  struct mcif_wb_frame_dump_info {
60  	unsigned int		size;
61  	unsigned int		width;
62  	unsigned int		height;
63  	unsigned int		luma_pitch;
64  	unsigned int		chroma_pitch;
65  	enum dwb_scaler_mode	format;
66  };
67  
68  struct mcif_wb {
69  	const struct mcif_wb_funcs *funcs;
70  	struct dc_context *ctx;
71  	int inst;
72  };
73  
74  struct mcif_wb_funcs {
75  
76  	void (*warmup_mcif)(
77  		struct mcif_wb *mcif_wb,
78  		struct mcif_warmup_params *params);
79  	void (*enable_mcif)(struct mcif_wb *mcif_wb);
80  
81  	void (*disable_mcif)(struct mcif_wb *mcif_wb);
82  
83  	void (*config_mcif_buf)(
84  		struct mcif_wb *mcif_wb,
85  		struct mcif_buf_params *params,
86  		unsigned int dest_height);
87  
88  	 void (*config_mcif_arb)(
89  		struct mcif_wb *mcif_wb,
90  		struct mcif_arb_params *params);
91  
92  	 void (*config_mcif_irq)(
93  		struct mcif_wb *mcif_wb,
94  		struct mcif_irq_params *params);
95  
96  	void (*dump_frame)(
97  		struct mcif_wb *mcif_wb,
98  		struct mcif_buf_params *mcif_params,
99  		enum dwb_scaler_mode out_format,
100  		unsigned int dest_width,
101  		unsigned int dest_height,
102  		struct mcif_wb_frame_dump_info *dump_info,
103  		unsigned char *luma_buffer,
104  		unsigned char *chroma_buffer,
105  		unsigned char *dest_luma_buffer,
106  		unsigned char *dest_chroma_buffer);
107  };
108  
109  #endif
110