xref: /linux/drivers/gpu/drm/i915/display/intel_hdcp_regs.h (revision ae22a94997b8a03dcb3c922857c203246711f9d4)
1 /* SPDX-License-Identifier: MIT */
2 /*
3  * Copyright © 2022 Intel Corporation
4  */
5 
6 #ifndef __INTEL_HDCP_REGS_H__
7 #define __INTEL_HDCP_REGS_H__
8 
9 #include "intel_display_reg_defs.h"
10 
11 #define TRANS_HDCP(__i915)		(DISPLAY_VER(__i915) >= 12)
12 
13 /* HDCP Key Registers */
14 #define HDCP_KEY_CONF			_MMIO(0x66c00)
15 #define  HDCP_AKSV_SEND_TRIGGER		REG_BIT(31)
16 #define  HDCP_CLEAR_KEYS_TRIGGER	REG_BIT(30)
17 #define  HDCP_KEY_LOAD_TRIGGER		REG_BIT(8)
18 #define HDCP_KEY_STATUS			_MMIO(0x66c04)
19 #define  HDCP_FUSE_IN_PROGRESS		REG_BIT(7)
20 #define  HDCP_FUSE_ERROR		REG_BIT(6)
21 #define  HDCP_FUSE_DONE			REG_BIT(5)
22 #define  HDCP_KEY_LOAD_STATUS		REG_BIT(1)
23 #define  HDCP_KEY_LOAD_DONE		REG_BIT(0)
24 #define HDCP_AKSV_LO			_MMIO(0x66c10)
25 #define HDCP_AKSV_HI			_MMIO(0x66c14)
26 
27 /* HDCP Repeater Registers */
28 #define HDCP_REP_CTL			_MMIO(0x66d00)
29 #define  HDCP_TRANSA_REP_PRESENT	REG_BIT(31)
30 #define  HDCP_TRANSB_REP_PRESENT	REG_BIT(30)
31 #define  HDCP_TRANSC_REP_PRESENT	REG_BIT(29)
32 #define  HDCP_TRANSD_REP_PRESENT	REG_BIT(28)
33 #define  HDCP_DDIB_REP_PRESENT		REG_BIT(30)
34 #define  HDCP_DDIA_REP_PRESENT		REG_BIT(29)
35 #define  HDCP_DDIC_REP_PRESENT		REG_BIT(28)
36 #define  HDCP_DDID_REP_PRESENT		REG_BIT(27)
37 #define  HDCP_DDIF_REP_PRESENT		REG_BIT(26)
38 #define  HDCP_DDIE_REP_PRESENT		REG_BIT(25)
39 #define  HDCP_TRANSA_SHA1_M0		(1 << 20)
40 #define  HDCP_TRANSB_SHA1_M0		(2 << 20)
41 #define  HDCP_TRANSC_SHA1_M0		(3 << 20)
42 #define  HDCP_TRANSD_SHA1_M0		(4 << 20)
43 #define  HDCP_DDIB_SHA1_M0		(1 << 20)
44 #define  HDCP_DDIA_SHA1_M0		(2 << 20)
45 #define  HDCP_DDIC_SHA1_M0		(3 << 20)
46 #define  HDCP_DDID_SHA1_M0		(4 << 20)
47 #define  HDCP_DDIF_SHA1_M0		(5 << 20)
48 #define  HDCP_DDIE_SHA1_M0		(6 << 20) /* Bspec says 5? */
49 #define  HDCP_SHA1_BUSY			REG_BIT(16)
50 #define  HDCP_SHA1_READY		REG_BIT(17)
51 #define  HDCP_SHA1_COMPLETE		REG_BIT(18)
52 #define  HDCP_SHA1_V_MATCH		REG_BIT(19)
53 #define  HDCP_SHA1_TEXT_32		(1 << 1)
54 #define  HDCP_SHA1_COMPLETE_HASH	(2 << 1)
55 #define  HDCP_SHA1_TEXT_24		(4 << 1)
56 #define  HDCP_SHA1_TEXT_16		(5 << 1)
57 #define  HDCP_SHA1_TEXT_8		(6 << 1)
58 #define  HDCP_SHA1_TEXT_0		(7 << 1)
59 #define HDCP_SHA_V_PRIME_H0		_MMIO(0x66d04)
60 #define HDCP_SHA_V_PRIME_H1		_MMIO(0x66d08)
61 #define HDCP_SHA_V_PRIME_H2		_MMIO(0x66d0C)
62 #define HDCP_SHA_V_PRIME_H3		_MMIO(0x66d10)
63 #define HDCP_SHA_V_PRIME_H4		_MMIO(0x66d14)
64 #define HDCP_SHA_V_PRIME(h)		_MMIO((0x66d04 + (h) * 4))
65 #define HDCP_SHA_TEXT			_MMIO(0x66d18)
66 
67 /* HDCP Auth Registers */
68 #define _PORTA_HDCP_AUTHENC		0x66800
69 #define _PORTB_HDCP_AUTHENC		0x66500
70 #define _PORTC_HDCP_AUTHENC		0x66600
71 #define _PORTD_HDCP_AUTHENC		0x66700
72 #define _PORTE_HDCP_AUTHENC		0x66A00
73 #define _PORTF_HDCP_AUTHENC		0x66900
74 #define _PORT_HDCP_AUTHENC(port, x)	_MMIO(_PICK(port, \
75 					  _PORTA_HDCP_AUTHENC, \
76 					  _PORTB_HDCP_AUTHENC, \
77 					  _PORTC_HDCP_AUTHENC, \
78 					  _PORTD_HDCP_AUTHENC, \
79 					  _PORTE_HDCP_AUTHENC, \
80 					  _PORTF_HDCP_AUTHENC) + (x))
81 #define PORT_HDCP_CONF(port)		_PORT_HDCP_AUTHENC(port, 0x0)
82 #define _TRANSA_HDCP_CONF		0x66400
83 #define _TRANSB_HDCP_CONF		0x66500
84 #define TRANS_HDCP_CONF(trans)		_MMIO_TRANS(trans, _TRANSA_HDCP_CONF, \
85 						    _TRANSB_HDCP_CONF)
86 #define HDCP_CONF(dev_priv, trans, port) \
87 					(TRANS_HDCP(dev_priv) ? \
88 					 TRANS_HDCP_CONF(trans) : \
89 					 PORT_HDCP_CONF(port))
90 
91 #define  HDCP_CONF_CAPTURE_AN		REG_BIT(0)
92 #define  HDCP_CONF_AUTH_AND_ENC		(REG_BIT(1) | REG_BIT(0))
93 #define PORT_HDCP_ANINIT(port)		_PORT_HDCP_AUTHENC(port, 0x4)
94 #define _TRANSA_HDCP_ANINIT		0x66404
95 #define _TRANSB_HDCP_ANINIT		0x66504
96 #define TRANS_HDCP_ANINIT(trans)	_MMIO_TRANS(trans, \
97 						    _TRANSA_HDCP_ANINIT, \
98 						    _TRANSB_HDCP_ANINIT)
99 #define HDCP_ANINIT(dev_priv, trans, port) \
100 					(TRANS_HDCP(dev_priv) ? \
101 					 TRANS_HDCP_ANINIT(trans) : \
102 					 PORT_HDCP_ANINIT(port))
103 
104 #define PORT_HDCP_ANLO(port)		_PORT_HDCP_AUTHENC(port, 0x8)
105 #define _TRANSA_HDCP_ANLO		0x66408
106 #define _TRANSB_HDCP_ANLO		0x66508
107 #define TRANS_HDCP_ANLO(trans)		_MMIO_TRANS(trans, _TRANSA_HDCP_ANLO, \
108 						    _TRANSB_HDCP_ANLO)
109 #define HDCP_ANLO(dev_priv, trans, port) \
110 					(TRANS_HDCP(dev_priv) ? \
111 					 TRANS_HDCP_ANLO(trans) : \
112 					 PORT_HDCP_ANLO(port))
113 
114 #define PORT_HDCP_ANHI(port)		_PORT_HDCP_AUTHENC(port, 0xC)
115 #define _TRANSA_HDCP_ANHI		0x6640C
116 #define _TRANSB_HDCP_ANHI		0x6650C
117 #define TRANS_HDCP_ANHI(trans)		_MMIO_TRANS(trans, _TRANSA_HDCP_ANHI, \
118 						    _TRANSB_HDCP_ANHI)
119 #define HDCP_ANHI(dev_priv, trans, port) \
120 					(TRANS_HDCP(dev_priv) ? \
121 					 TRANS_HDCP_ANHI(trans) : \
122 					 PORT_HDCP_ANHI(port))
123 
124 #define PORT_HDCP_BKSVLO(port)		_PORT_HDCP_AUTHENC(port, 0x10)
125 #define _TRANSA_HDCP_BKSVLO		0x66410
126 #define _TRANSB_HDCP_BKSVLO		0x66510
127 #define TRANS_HDCP_BKSVLO(trans)	_MMIO_TRANS(trans, \
128 						    _TRANSA_HDCP_BKSVLO, \
129 						    _TRANSB_HDCP_BKSVLO)
130 #define HDCP_BKSVLO(dev_priv, trans, port) \
131 					(TRANS_HDCP(dev_priv) ? \
132 					 TRANS_HDCP_BKSVLO(trans) : \
133 					 PORT_HDCP_BKSVLO(port))
134 
135 #define PORT_HDCP_BKSVHI(port)		_PORT_HDCP_AUTHENC(port, 0x14)
136 #define _TRANSA_HDCP_BKSVHI		0x66414
137 #define _TRANSB_HDCP_BKSVHI		0x66514
138 #define TRANS_HDCP_BKSVHI(trans)	_MMIO_TRANS(trans, \
139 						    _TRANSA_HDCP_BKSVHI, \
140 						    _TRANSB_HDCP_BKSVHI)
141 #define HDCP_BKSVHI(dev_priv, trans, port) \
142 					(TRANS_HDCP(dev_priv) ? \
143 					 TRANS_HDCP_BKSVHI(trans) : \
144 					 PORT_HDCP_BKSVHI(port))
145 
146 #define PORT_HDCP_RPRIME(port)		_PORT_HDCP_AUTHENC(port, 0x18)
147 #define _TRANSA_HDCP_RPRIME		0x66418
148 #define _TRANSB_HDCP_RPRIME		0x66518
149 #define TRANS_HDCP_RPRIME(trans)	_MMIO_TRANS(trans, \
150 						    _TRANSA_HDCP_RPRIME, \
151 						    _TRANSB_HDCP_RPRIME)
152 #define HDCP_RPRIME(dev_priv, trans, port) \
153 					(TRANS_HDCP(dev_priv) ? \
154 					 TRANS_HDCP_RPRIME(trans) : \
155 					 PORT_HDCP_RPRIME(port))
156 
157 #define PORT_HDCP_STATUS(port)		_PORT_HDCP_AUTHENC(port, 0x1C)
158 #define _TRANSA_HDCP_STATUS		0x6641C
159 #define _TRANSB_HDCP_STATUS		0x6651C
160 #define TRANS_HDCP_STATUS(trans)	_MMIO_TRANS(trans, \
161 						    _TRANSA_HDCP_STATUS, \
162 						    _TRANSB_HDCP_STATUS)
163 #define HDCP_STATUS(dev_priv, trans, port) \
164 					(TRANS_HDCP(dev_priv) ? \
165 					 TRANS_HDCP_STATUS(trans) : \
166 					 PORT_HDCP_STATUS(port))
167 
168 #define  HDCP_STATUS_STREAM_A_ENC	REG_BIT(31)
169 #define  HDCP_STATUS_STREAM_B_ENC	REG_BIT(30)
170 #define  HDCP_STATUS_STREAM_C_ENC	REG_BIT(29)
171 #define  HDCP_STATUS_STREAM_D_ENC	REG_BIT(28)
172 #define  HDCP_STATUS_AUTH		REG_BIT(21)
173 #define  HDCP_STATUS_ENC		REG_BIT(20)
174 #define  HDCP_STATUS_RI_MATCH		REG_BIT(19)
175 #define  HDCP_STATUS_R0_READY		REG_BIT(18)
176 #define  HDCP_STATUS_AN_READY		REG_BIT(17)
177 #define  HDCP_STATUS_CIPHER		REG_BIT(16)
178 #define  HDCP_STATUS_FRAME_CNT(x)	(((x) >> 8) & 0xff)
179 
180 /* HDCP2.2 Registers */
181 #define _PORTA_HDCP2_BASE		0x66800
182 #define _PORTB_HDCP2_BASE		0x66500
183 #define _PORTC_HDCP2_BASE		0x66600
184 #define _PORTD_HDCP2_BASE		0x66700
185 #define _PORTE_HDCP2_BASE		0x66A00
186 #define _PORTF_HDCP2_BASE		0x66900
187 #define _PORT_HDCP2_BASE(port, x)	_MMIO(_PICK((port), \
188 					  _PORTA_HDCP2_BASE, \
189 					  _PORTB_HDCP2_BASE, \
190 					  _PORTC_HDCP2_BASE, \
191 					  _PORTD_HDCP2_BASE, \
192 					  _PORTE_HDCP2_BASE, \
193 					  _PORTF_HDCP2_BASE) + (x))
194 
195 #define PORT_HDCP2_AUTH(port)		_PORT_HDCP2_BASE(port, 0x98)
196 #define _TRANSA_HDCP2_AUTH		0x66498
197 #define _TRANSB_HDCP2_AUTH		0x66598
198 #define TRANS_HDCP2_AUTH(trans)		_MMIO_TRANS(trans, _TRANSA_HDCP2_AUTH, \
199 						    _TRANSB_HDCP2_AUTH)
200 #define   AUTH_LINK_AUTHENTICATED	REG_BIT(31)
201 #define   AUTH_LINK_TYPE		REG_BIT(30)
202 #define   AUTH_FORCE_CLR_INPUTCTR	REG_BIT(19)
203 #define   AUTH_CLR_KEYS			REG_BIT(18)
204 #define HDCP2_AUTH(dev_priv, trans, port) \
205 					(TRANS_HDCP(dev_priv) ? \
206 					 TRANS_HDCP2_AUTH(trans) : \
207 					 PORT_HDCP2_AUTH(port))
208 
209 #define PORT_HDCP2_CTL(port)		_PORT_HDCP2_BASE(port, 0xB0)
210 #define _TRANSA_HDCP2_CTL		0x664B0
211 #define _TRANSB_HDCP2_CTL		0x665B0
212 #define TRANS_HDCP2_CTL(trans)		_MMIO_TRANS(trans, _TRANSA_HDCP2_CTL, \
213 						    _TRANSB_HDCP2_CTL)
214 #define   CTL_LINK_ENCRYPTION_REQ	REG_BIT(31)
215 #define HDCP2_CTL(dev_priv, trans, port) \
216 					(TRANS_HDCP(dev_priv) ? \
217 					 TRANS_HDCP2_CTL(trans) : \
218 					 PORT_HDCP2_CTL(port))
219 
220 #define PORT_HDCP2_STATUS(port)		_PORT_HDCP2_BASE(port, 0xB4)
221 #define _TRANSA_HDCP2_STATUS		0x664B4
222 #define _TRANSB_HDCP2_STATUS		0x665B4
223 #define TRANS_HDCP2_STATUS(trans)	_MMIO_TRANS(trans, \
224 						    _TRANSA_HDCP2_STATUS, \
225 						    _TRANSB_HDCP2_STATUS)
226 #define   LINK_TYPE_STATUS		REG_BIT(22)
227 #define   LINK_AUTH_STATUS		REG_BIT(21)
228 #define   LINK_ENCRYPTION_STATUS	REG_BIT(20)
229 #define HDCP2_STATUS(dev_priv, trans, port) \
230 					(TRANS_HDCP(dev_priv) ? \
231 					 TRANS_HDCP2_STATUS(trans) : \
232 					 PORT_HDCP2_STATUS(port))
233 
234 #define _PIPEA_HDCP2_STREAM_STATUS	0x668C0
235 #define _PIPEB_HDCP2_STREAM_STATUS	0x665C0
236 #define _PIPEC_HDCP2_STREAM_STATUS	0x666C0
237 #define _PIPED_HDCP2_STREAM_STATUS	0x667C0
238 #define PIPE_HDCP2_STREAM_STATUS(pipe)		_MMIO(_PICK((pipe), \
239 						      _PIPEA_HDCP2_STREAM_STATUS, \
240 						      _PIPEB_HDCP2_STREAM_STATUS, \
241 						      _PIPEC_HDCP2_STREAM_STATUS, \
242 						      _PIPED_HDCP2_STREAM_STATUS))
243 
244 #define _TRANSA_HDCP2_STREAM_STATUS		0x664C0
245 #define _TRANSB_HDCP2_STREAM_STATUS		0x665C0
246 #define TRANS_HDCP2_STREAM_STATUS(trans)	_MMIO_TRANS(trans, \
247 						    _TRANSA_HDCP2_STREAM_STATUS, \
248 						    _TRANSB_HDCP2_STREAM_STATUS)
249 #define   STREAM_ENCRYPTION_STATUS	REG_BIT(31)
250 #define   STREAM_TYPE_STATUS		REG_BIT(30)
251 #define HDCP2_STREAM_STATUS(dev_priv, trans, port) \
252 					(TRANS_HDCP(dev_priv) ? \
253 					 TRANS_HDCP2_STREAM_STATUS(trans) : \
254 					 PIPE_HDCP2_STREAM_STATUS(pipe))
255 
256 #define _PORTA_HDCP2_AUTH_STREAM		0x66F00
257 #define _PORTB_HDCP2_AUTH_STREAM		0x66F04
258 #define PORT_HDCP2_AUTH_STREAM(port)	_MMIO_PORT(port, \
259 						   _PORTA_HDCP2_AUTH_STREAM, \
260 						   _PORTB_HDCP2_AUTH_STREAM)
261 #define _TRANSA_HDCP2_AUTH_STREAM		0x66F00
262 #define _TRANSB_HDCP2_AUTH_STREAM		0x66F04
263 #define TRANS_HDCP2_AUTH_STREAM(trans)	_MMIO_TRANS(trans, \
264 						    _TRANSA_HDCP2_AUTH_STREAM, \
265 						    _TRANSB_HDCP2_AUTH_STREAM)
266 #define   AUTH_STREAM_TYPE		REG_BIT(31)
267 #define HDCP2_AUTH_STREAM(dev_priv, trans, port) \
268 					(TRANS_HDCP(dev_priv) ? \
269 					 TRANS_HDCP2_AUTH_STREAM(trans) : \
270 					 PORT_HDCP2_AUTH_STREAM(port))
271 
272 #endif /* __INTEL_HDCP_REGS_H__ */
273