xref: /linux/drivers/gpu/drm/i915/display/intel_dmc_regs.h (revision 9f2c9170934eace462499ba0bfe042cc72900173)
1 /* SPDX-License-Identifier: MIT */
2 /*
3  * Copyright © 2022 Intel Corporation
4  */
5 
6 #ifndef __INTEL_DMC_REGS_H__
7 #define __INTEL_DMC_REGS_H__
8 
9 #include "i915_reg_defs.h"
10 
11 #define DMC_PROGRAM(addr, i)	_MMIO((addr) + (i) * 4)
12 #define DMC_SSP_BASE_ADDR_GEN9	0x00002FC0
13 
14 #define _ADLP_PIPEDMC_REG_MMIO_BASE_A	0x5f000
15 #define _TGL_PIPEDMC_REG_MMIO_BASE_A	0x92000
16 
17 #define __PIPEDMC_REG_MMIO_BASE(i915, dmc_id) \
18 	((DISPLAY_VER(i915) >= 13 ? _ADLP_PIPEDMC_REG_MMIO_BASE_A : \
19 				    _TGL_PIPEDMC_REG_MMIO_BASE_A) + \
20 	 0x400 * ((dmc_id) - 1))
21 
22 #define __DMC_REG_MMIO_BASE		0x8f000
23 
24 #define _DMC_REG_MMIO_BASE(i915, dmc_id) \
25 	((dmc_id) == DMC_FW_MAIN ? __DMC_REG_MMIO_BASE : \
26 				   __PIPEDMC_REG_MMIO_BASE(i915, dmc_id))
27 
28 #define _DMC_REG(i915, dmc_id, reg) \
29 	((reg) - __DMC_REG_MMIO_BASE + _DMC_REG_MMIO_BASE(i915, dmc_id))
30 
31 #define DMC_EVENT_HANDLER_COUNT_GEN12	8
32 
33 #define _DMC_EVT_HTP_0			0x8f004
34 
35 #define DMC_EVT_HTP(i915, dmc_id, handler) \
36 	_MMIO(_DMC_REG(i915, dmc_id, _DMC_EVT_HTP_0) + 4 * (handler))
37 
38 #define _DMC_EVT_CTL_0			0x8f034
39 
40 #define DMC_EVT_CTL(i915, dmc_id, handler) \
41 	_MMIO(_DMC_REG(i915, dmc_id, _DMC_EVT_CTL_0) + 4 * (handler))
42 
43 #define DMC_EVT_CTL_ENABLE		REG_BIT(31)
44 #define DMC_EVT_CTL_RECURRING		REG_BIT(30)
45 #define DMC_EVT_CTL_TYPE_MASK		REG_GENMASK(17, 16)
46 #define DMC_EVT_CTL_TYPE_LEVEL_0	0
47 #define DMC_EVT_CTL_TYPE_LEVEL_1	1
48 #define DMC_EVT_CTL_TYPE_EDGE_1_0	2
49 #define DMC_EVT_CTL_TYPE_EDGE_0_1	3
50 
51 #define DMC_EVT_CTL_EVENT_ID_MASK	REG_GENMASK(15, 8)
52 #define DMC_EVT_CTL_EVENT_ID_FALSE	0x01
53 /* An event handler scheduled to run at a 1 kHz frequency. */
54 #define DMC_EVT_CTL_EVENT_ID_CLK_MSEC	0xbf
55 
56 #define DMC_HTP_ADDR_SKL	0x00500034
57 #define DMC_SSP_BASE		_MMIO(0x8F074)
58 #define DMC_HTP_SKL		_MMIO(0x8F004)
59 #define DMC_LAST_WRITE		_MMIO(0x8F034)
60 #define DMC_LAST_WRITE_VALUE	0xc003b400
61 #define DMC_MMIO_START_RANGE	0x80000
62 #define DMC_MMIO_END_RANGE     0x8FFFF
63 #define DMC_V1_MMIO_START_RANGE		0x80000
64 #define TGL_MAIN_MMIO_START		0x8F000
65 #define TGL_MAIN_MMIO_END		0x8FFFF
66 #define _TGL_PIPEA_MMIO_START		0x92000
67 #define _TGL_PIPEA_MMIO_END		0x93FFF
68 #define _TGL_PIPEB_MMIO_START		0x96000
69 #define _TGL_PIPEB_MMIO_END		0x97FFF
70 #define ADLP_PIPE_MMIO_START		0x5F000
71 #define ADLP_PIPE_MMIO_END		0x5FFFF
72 
73 #define TGL_PIPE_MMIO_START(dmc_id)	_PICK_EVEN(((dmc_id) - 1), _TGL_PIPEA_MMIO_START,\
74 					      _TGL_PIPEB_MMIO_START)
75 
76 #define TGL_PIPE_MMIO_END(dmc_id)	_PICK_EVEN(((dmc_id) - 1), _TGL_PIPEA_MMIO_END,\
77 					      _TGL_PIPEB_MMIO_END)
78 
79 #define SKL_DMC_DC3_DC5_COUNT	_MMIO(0x80030)
80 #define SKL_DMC_DC5_DC6_COUNT	_MMIO(0x8002C)
81 #define BXT_DMC_DC3_DC5_COUNT	_MMIO(0x80038)
82 #define TGL_DMC_DEBUG_DC5_COUNT	_MMIO(0x101084)
83 #define TGL_DMC_DEBUG_DC6_COUNT	_MMIO(0x101088)
84 #define DG1_DMC_DEBUG_DC5_COUNT	_MMIO(0x134154)
85 
86 #define TGL_DMC_DEBUG3		_MMIO(0x101090)
87 #define DG1_DMC_DEBUG3		_MMIO(0x13415c)
88 
89 #endif /* __INTEL_DMC_REGS_H__ */
90