2 * Copyright 2012 Advanced Micro Devices, Inc.
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
22 * $FreeBSD: head/sys/dev/drm2/radeon/radeon_acpi.h 254885 2013-08-25 19:37:15Z dumbbell $
28 #include <contrib/dev/acpica-unix/include/acpi.h>
32 void radeon_atif_handler(struct radeon_device *rdev, UINT32 type);
34 /* AMD hw uses four ACPI control methods:
36 * ARG0: (ACPI_INTEGER) function code
37 * ARG1: (ACPI_BUFFER) parameter buffer, 256 bytes
38 * OUTPUT: (ACPI_BUFFER) output buffer, 256 bytes
39 * ATIF provides an entry point for the gfx driver to interact with the sbios.
40 * The AMD ACPI notification mechanism uses Notify (VGA, 0x81) or a custom
41 * notification. Which notification is used as indicated by the ATIF Control
42 * Method GET_SYSTEM_PARAMETERS. When the driver receives Notify (VGA, 0x81) or
43 * a custom notification it invokes ATIF Control Method GET_SYSTEM_BIOS_REQUESTS
44 * to identify pending System BIOS requests and associated parameters. For
45 * example, if one of the pending requests is DISPLAY_SWITCH_REQUEST, the driver
46 * will perform display device detection and invoke ATIF Control Method
47 * SELECT_ACTIVE_DISPLAYS.
50 * ARG0: (ACPI_INTEGER) function code
51 * ARG1: (ACPI_BUFFER) parameter buffer, 256 bytes
52 * OUTPUT: (ACPI_BUFFER) output buffer, 256 bytes
53 * ATPX methods are used on PowerXpress systems to handle mux switching and
54 * discrete GPU power control.
57 * ARG0: (ACPI_INTEGER) offset of vbios rom data
58 * ARG1: (ACPI_BUFFER) size of the buffer to fill (up to 4K).
59 * OUTPUT: (ACPI_BUFFER) output buffer
60 * ATRM provides an interfacess to access the discrete GPU vbios image on
61 * PowerXpress systems with multiple GPUs.
64 * ARG0: (ACPI_INTEGER) function code
65 * ARG1: (ACPI_BUFFER) parameter buffer, 256 bytes
66 * OUTPUT: (ACPI_BUFFER) output buffer, 256 bytes
67 * ATCS provides an interface to AMD chipset specific functionality.
71 #define ATIF_FUNCTION_VERIFY_INTERFACE 0x0
72 /* ARG0: ATIF_FUNCTION_VERIFY_INTERFACE
75 * WORD - structure size in bytes (includes size field)
77 * DWORD - supported notifications mask
78 * DWORD - supported functions bit vector
80 /* Notifications mask */
81 # define ATIF_DISPLAY_SWITCH_REQUEST_SUPPORTED (1 << 0)
82 # define ATIF_EXPANSION_MODE_CHANGE_REQUEST_SUPPORTED (1 << 1)
83 # define ATIF_THERMAL_STATE_CHANGE_REQUEST_SUPPORTED (1 << 2)
84 # define ATIF_FORCED_POWER_STATE_CHANGE_REQUEST_SUPPORTED (1 << 3)
85 # define ATIF_SYSTEM_POWER_SOURCE_CHANGE_REQUEST_SUPPORTED (1 << 4)
86 # define ATIF_DISPLAY_CONF_CHANGE_REQUEST_SUPPORTED (1 << 5)
87 # define ATIF_PX_GFX_SWITCH_REQUEST_SUPPORTED (1 << 6)
88 # define ATIF_PANEL_BRIGHTNESS_CHANGE_REQUEST_SUPPORTED (1 << 7)
89 # define ATIF_DGPU_DISPLAY_EVENT_SUPPORTED (1 << 8)
90 /* supported functions vector */
91 # define ATIF_GET_SYSTEM_PARAMETERS_SUPPORTED (1 << 0)
92 # define ATIF_GET_SYSTEM_BIOS_REQUESTS_SUPPORTED (1 << 1)
93 # define ATIF_SELECT_ACTIVE_DISPLAYS_SUPPORTED (1 << 2)
94 # define ATIF_GET_LID_STATE_SUPPORTED (1 << 3)
95 # define ATIF_GET_TV_STANDARD_FROM_CMOS_SUPPORTED (1 << 4)
96 # define ATIF_SET_TV_STANDARD_IN_CMOS_SUPPORTED (1 << 5)
97 # define ATIF_GET_PANEL_EXPANSION_MODE_FROM_CMOS_SUPPORTED (1 << 6)
98 # define ATIF_SET_PANEL_EXPANSION_MODE_IN_CMOS_SUPPORTED (1 << 7)
99 # define ATIF_TEMPERATURE_CHANGE_NOTIFICATION_SUPPORTED (1 << 12)
100 # define ATIF_GET_GRAPHICS_DEVICE_TYPES_SUPPORTED (1 << 14)
101 #define ATIF_FUNCTION_GET_SYSTEM_PARAMETERS 0x1
102 /* ARG0: ATIF_FUNCTION_GET_SYSTEM_PARAMETERS
105 * WORD - structure size in bytes (includes size field)
106 * DWORD - valid flags mask
111 * WORD - structure size in bytes (includes size field)
112 * DWORD - valid flags mask
114 * BYTE - notify command code
118 * 0 - Notify(VGA, 0x81) is not used for notification
119 * 1 - Notify(VGA, 0x81) is used for notification
120 * 2 - Notify(VGA, n) is used for notification where
121 * n (0xd0-0xd9) is specified in notify command code.
123 * 1 - lid changes not reported though int10
125 #define ATIF_FUNCTION_GET_SYSTEM_BIOS_REQUESTS 0x2
126 /* ARG0: ATIF_FUNCTION_GET_SYSTEM_BIOS_REQUESTS
129 * WORD - structure size in bytes (includes size field)
130 * DWORD - pending sbios requests
131 * BYTE - panel expansion mode
132 * BYTE - thermal state: target gfx controller
133 * BYTE - thermal state: state id (0: exit state, non-0: state)
134 * BYTE - forced power state: target gfx controller
135 * BYTE - forced power state: state id
136 * BYTE - system power source
137 * BYTE - panel backlight level (0-255)
139 /* pending sbios requests */
140 # define ATIF_DISPLAY_SWITCH_REQUEST (1 << 0)
141 # define ATIF_EXPANSION_MODE_CHANGE_REQUEST (1 << 1)
142 # define ATIF_THERMAL_STATE_CHANGE_REQUEST (1 << 2)
143 # define ATIF_FORCED_POWER_STATE_CHANGE_REQUEST (1 << 3)
144 # define ATIF_SYSTEM_POWER_SOURCE_CHANGE_REQUEST (1 << 4)
145 # define ATIF_DISPLAY_CONF_CHANGE_REQUEST (1 << 5)
146 # define ATIF_PX_GFX_SWITCH_REQUEST (1 << 6)
147 # define ATIF_PANEL_BRIGHTNESS_CHANGE_REQUEST (1 << 7)
148 # define ATIF_DGPU_DISPLAY_EVENT (1 << 8)
149 /* panel expansion mode */
150 # define ATIF_PANEL_EXPANSION_DISABLE 0
151 # define ATIF_PANEL_EXPANSION_FULL 1
152 # define ATIF_PANEL_EXPANSION_ASPECT 2
153 /* target gfx controller */
154 # define ATIF_TARGET_GFX_SINGLE 0
155 # define ATIF_TARGET_GFX_PX_IGPU 1
156 # define ATIF_TARGET_GFX_PX_DGPU 2
157 /* system power source */
158 # define ATIF_POWER_SOURCE_AC 1
159 # define ATIF_POWER_SOURCE_DC 2
160 # define ATIF_POWER_SOURCE_RESTRICTED_AC_1 3
161 # define ATIF_POWER_SOURCE_RESTRICTED_AC_2 4
162 #define ATIF_FUNCTION_SELECT_ACTIVE_DISPLAYS 0x3
163 /* ARG0: ATIF_FUNCTION_SELECT_ACTIVE_DISPLAYS
165 * WORD - structure size in bytes (includes size field)
166 * WORD - selected displays
167 * WORD - connected displays
169 * WORD - structure size in bytes (includes size field)
170 * WORD - selected displays
172 # define ATIF_LCD1 (1 << 0)
173 # define ATIF_CRT1 (1 << 1)
174 # define ATIF_TV (1 << 2)
175 # define ATIF_DFP1 (1 << 3)
176 # define ATIF_CRT2 (1 << 4)
177 # define ATIF_LCD2 (1 << 5)
178 # define ATIF_DFP2 (1 << 7)
179 # define ATIF_CV (1 << 8)
180 # define ATIF_DFP3 (1 << 9)
181 # define ATIF_DFP4 (1 << 10)
182 # define ATIF_DFP5 (1 << 11)
183 # define ATIF_DFP6 (1 << 12)
184 #define ATIF_FUNCTION_GET_LID_STATE 0x4
185 /* ARG0: ATIF_FUNCTION_GET_LID_STATE
188 * WORD - structure size in bytes (includes size field)
189 * BYTE - lid state (0: open, 1: closed)
191 * GET_LID_STATE only works at boot and resume, for general lid
192 * status, use the kernel provided status
194 #define ATIF_FUNCTION_GET_TV_STANDARD_FROM_CMOS 0x5
195 /* ARG0: ATIF_FUNCTION_GET_TV_STANDARD_FROM_CMOS
198 * WORD - structure size in bytes (includes size field)
202 # define ATIF_TV_STD_NTSC 0
203 # define ATIF_TV_STD_PAL 1
204 # define ATIF_TV_STD_PALM 2
205 # define ATIF_TV_STD_PAL60 3
206 # define ATIF_TV_STD_NTSCJ 4
207 # define ATIF_TV_STD_PALCN 5
208 # define ATIF_TV_STD_PALN 6
209 # define ATIF_TV_STD_SCART_RGB 9
210 #define ATIF_FUNCTION_SET_TV_STANDARD_IN_CMOS 0x6
211 /* ARG0: ATIF_FUNCTION_SET_TV_STANDARD_IN_CMOS
213 * WORD - structure size in bytes (includes size field)
218 #define ATIF_FUNCTION_GET_PANEL_EXPANSION_MODE_FROM_CMOS 0x7
219 /* ARG0: ATIF_FUNCTION_GET_PANEL_EXPANSION_MODE_FROM_CMOS
222 * WORD - structure size in bytes (includes size field)
223 * BYTE - panel expansion mode
225 #define ATIF_FUNCTION_SET_PANEL_EXPANSION_MODE_IN_CMOS 0x8
226 /* ARG0: ATIF_FUNCTION_SET_PANEL_EXPANSION_MODE_IN_CMOS
228 * WORD - structure size in bytes (includes size field)
229 * BYTE - panel expansion mode
232 #define ATIF_FUNCTION_TEMPERATURE_CHANGE_NOTIFICATION 0xD
233 /* ARG0: ATIF_FUNCTION_TEMPERATURE_CHANGE_NOTIFICATION
235 * WORD - structure size in bytes (includes size field)
236 * WORD - gfx controller id
237 * BYTE - current temperature (degress Celsius)
240 #define ATIF_FUNCTION_GET_GRAPHICS_DEVICE_TYPES 0xF
241 /* ARG0: ATIF_FUNCTION_GET_GRAPHICS_DEVICE_TYPES
244 * WORD - number of gfx devices
245 * WORD - device structure size in bytes (excludes device size field)
247 * WORD - bus number } repeated structure
248 * WORD - device number /
251 # define ATIF_PX_REMOVABLE_GRAPHICS_DEVICE (1 << 0)
252 # define ATIF_XGP_PORT (1 << 1)
253 # define ATIF_VGA_ENABLED_GRAPHICS_DEVICE (1 << 2)
254 # define ATIF_XGP_PORT_IN_DOCK (1 << 3)
257 #define ATPX_FUNCTION_VERIFY_INTERFACE 0x0
258 /* ARG0: ATPX_FUNCTION_VERIFY_INTERFACE
261 * WORD - structure size in bytes (includes size field)
263 * DWORD - supported functions bit vector
265 /* supported functions vector */
266 # define ATPX_GET_PX_PARAMETERS_SUPPORTED (1 << 0)
267 # define ATPX_POWER_CONTROL_SUPPORTED (1 << 1)
268 # define ATPX_DISPLAY_MUX_CONTROL_SUPPORTED (1 << 2)
269 # define ATPX_I2C_MUX_CONTROL_SUPPORTED (1 << 3)
270 # define ATPX_GRAPHICS_DEVICE_SWITCH_START_NOTIFICATION_SUPPORTED (1 << 4)
271 # define ATPX_GRAPHICS_DEVICE_SWITCH_END_NOTIFICATION_SUPPORTED (1 << 5)
272 # define ATPX_GET_DISPLAY_CONNECTORS_MAPPING_SUPPORTED (1 << 7)
273 # define ATPX_GET_DISPLAY_DETECTION_PORTS_SUPPORTED (1 << 8)
274 #define ATPX_FUNCTION_GET_PX_PARAMETERS 0x1
275 /* ARG0: ATPX_FUNCTION_GET_PX_PARAMETERS
278 * WORD - structure size in bytes (includes size field)
279 * DWORD - valid flags mask
283 # define ATPX_LVDS_I2C_AVAILABLE_TO_BOTH_GPUS (1 << 0)
284 # define ATPX_CRT1_I2C_AVAILABLE_TO_BOTH_GPUS (1 << 1)
285 # define ATPX_DVI1_I2C_AVAILABLE_TO_BOTH_GPUS (1 << 2)
286 # define ATPX_CRT1_RGB_SIGNAL_MUXED (1 << 3)
287 # define ATPX_TV_SIGNAL_MUXED (1 << 4)
288 # define ATPX_DFP_SIGNAL_MUXED (1 << 5)
289 # define ATPX_SEPARATE_MUX_FOR_I2C (1 << 6)
290 # define ATPX_DYNAMIC_PX_SUPPORTED (1 << 7)
291 # define ATPX_ACF_NOT_SUPPORTED (1 << 8)
292 # define ATPX_FIXED_NOT_SUPPORTED (1 << 9)
293 # define ATPX_DYNAMIC_DGPU_POWER_OFF_SUPPORTED (1 << 10)
294 # define ATPX_DGPU_REQ_POWER_FOR_DISPLAYS (1 << 11)
295 #define ATPX_FUNCTION_POWER_CONTROL 0x2
296 /* ARG0: ATPX_FUNCTION_POWER_CONTROL
298 * WORD - structure size in bytes (includes size field)
299 * BYTE - dGPU power state (0: power off, 1: power on)
302 #define ATPX_FUNCTION_DISPLAY_MUX_CONTROL 0x3
303 /* ARG0: ATPX_FUNCTION_DISPLAY_MUX_CONTROL
305 * WORD - structure size in bytes (includes size field)
306 * WORD - display mux control (0: iGPU, 1: dGPU)
309 # define ATPX_INTEGRATED_GPU 0
310 # define ATPX_DISCRETE_GPU 1
311 #define ATPX_FUNCTION_I2C_MUX_CONTROL 0x4
312 /* ARG0: ATPX_FUNCTION_I2C_MUX_CONTROL
314 * WORD - structure size in bytes (includes size field)
315 * WORD - i2c/aux/hpd mux control (0: iGPU, 1: dGPU)
318 #define ATPX_FUNCTION_GRAPHICS_DEVICE_SWITCH_START_NOTIFICATION 0x5
319 /* ARG0: ATPX_FUNCTION_GRAPHICS_DEVICE_SWITCH_START_NOTIFICATION
321 * WORD - structure size in bytes (includes size field)
322 * WORD - target gpu (0: iGPU, 1: dGPU)
325 #define ATPX_FUNCTION_GRAPHICS_DEVICE_SWITCH_END_NOTIFICATION 0x6
326 /* ARG0: ATPX_FUNCTION_GRAPHICS_DEVICE_SWITCH_END_NOTIFICATION
328 * WORD - structure size in bytes (includes size field)
329 * WORD - target gpu (0: iGPU, 1: dGPU)
332 #define ATPX_FUNCTION_GET_DISPLAY_CONNECTORS_MAPPING 0x8
333 /* ARG0: ATPX_FUNCTION_GET_DISPLAY_CONNECTORS_MAPPING
336 * WORD - number of display connectors
337 * WORD - connector structure size in bytes (excludes connector size field)
339 * BYTE - ATIF display vector bit position } repeated
340 * BYTE - adapter id (0: iGPU, 1-n: dGPU ordered by pcie bus number) } structure
341 * WORD - connector ACPI id /
344 # define ATPX_DISPLAY_OUTPUT_SUPPORTED_BY_ADAPTER_ID_DEVICE (1 << 0)
345 # define ATPX_DISPLAY_HPD_SUPPORTED_BY_ADAPTER_ID_DEVICE (1 << 1)
346 # define ATPX_DISPLAY_I2C_SUPPORTED_BY_ADAPTER_ID_DEVICE (1 << 2)
347 #define ATPX_FUNCTION_GET_DISPLAY_DETECTION_PORTS 0x9
348 /* ARG0: ATPX_FUNCTION_GET_DISPLAY_DETECTION_PORTS
351 * WORD - number of HPD/DDC ports
352 * WORD - port structure size in bytes (excludes port size field)
353 * BYTE - ATIF display vector bit position \
354 * BYTE - hpd id } reapeated structure
357 * available on A+A systems only
360 # define ATPX_HPD_NONE 0
368 # define ATPX_DDC_NONE 0
379 #define ATCS_FUNCTION_VERIFY_INTERFACE 0x0
380 /* ARG0: ATCS_FUNCTION_VERIFY_INTERFACE
383 * WORD - structure size in bytes (includes size field)
385 * DWORD - supported functions bit vector
387 /* supported functions vector */
388 # define ATCS_GET_EXTERNAL_STATE_SUPPORTED (1 << 0)
389 # define ATCS_PCIE_PERFORMANCE_REQUEST_SUPPORTED (1 << 1)
390 # define ATCS_PCIE_DEVICE_READY_NOTIFICATION_SUPPORTED (1 << 2)
391 # define ATCS_SET_PCIE_BUS_WIDTH_SUPPORTED (1 << 3)
392 #define ATCS_FUNCTION_GET_EXTERNAL_STATE 0x1
393 /* ARG0: ATCS_FUNCTION_GET_EXTERNAL_STATE
396 * WORD - structure size in bytes (includes size field)
397 * DWORD - valid flags mask
398 * DWORD - flags (0: undocked, 1: docked)
401 # define ATCS_DOCKED (1 << 0)
402 #define ATCS_FUNCTION_PCIE_PERFORMANCE_REQUEST 0x2
403 /* ARG0: ATCS_FUNCTION_PCIE_PERFORMANCE_REQUEST
405 * WORD - structure size in bytes (includes size field)
406 * WORD - client id (bit 2-0: func num, 7-3: dev num, 15-8: bus num)
407 * WORD - valid flags mask
409 * BYTE - request type
410 * BYTE - performance request
412 * WORD - structure size in bytes (includes size field)
413 * BYTE - return value
416 # define ATCS_ADVERTISE_CAPS (1 << 0)
417 # define ATCS_WAIT_FOR_COMPLETION (1 << 1)
419 # define ATCS_PCIE_LINK_SPEED 1
420 /* performance request */
421 # define ATCS_REMOVE 0
422 # define ATCS_FORCE_LOW_POWER 1
423 # define ATCS_PERF_LEVEL_1 2 /* PCIE Gen 1 */
424 # define ATCS_PERF_LEVEL_2 3 /* PCIE Gen 2 */
425 # define ATCS_PERF_LEVEL_3 4 /* PCIE Gen 3 */
427 # define ATCS_REQUEST_REFUSED 1
428 # define ATCS_REQUEST_COMPLETE 2
429 # define ATCS_REQUEST_IN_PROGRESS 3
430 #define ATCS_FUNCTION_PCIE_DEVICE_READY_NOTIFICATION 0x3
431 /* ARG0: ATCS_FUNCTION_PCIE_DEVICE_READY_NOTIFICATION
435 #define ATCS_FUNCTION_SET_PCIE_BUS_WIDTH 0x4
436 /* ARG0: ATCS_FUNCTION_SET_PCIE_BUS_WIDTH
438 * WORD - structure size in bytes (includes size field)
439 * WORD - client id (bit 2-0: func num, 7-3: dev num, 15-8: bus num)
440 * BYTE - number of active lanes
442 * WORD - structure size in bytes (includes size field)
443 * BYTE - number of active lanes