1 /* SPDX-License-Identifier: MIT */
2 /*
3 * drm_panel_orientation_quirks.c -- Quirks for non-normal panel orientation
4 *
5 * Copyright (C) 2017 Hans de Goede <hdegoede@redhat.com>
6 *
7 * Note the quirks in this file are shared with fbdev/efifb and as such
8 * must not depend on other drm code.
9 */
10
11 #include <linux/dmi.h>
12 #include <linux/module.h>
13 #include <drm/drm_connector.h>
14 #include <drm/drm_utils.h>
15
16 #ifdef CONFIG_DMI
17
18 /*
19 * Some x86 clamshell design devices use portrait tablet screens and a display
20 * engine which cannot rotate in hardware, so we need to rotate the fbcon to
21 * compensate. Unfortunately these (cheap) devices also typically have quite
22 * generic DMI data, so we match on a combination of DMI data, screen resolution
23 * and a list of known BIOS dates to avoid false positives.
24 */
25
26 struct drm_dmi_panel_orientation_data {
27 int width;
28 int height;
29 const char * const *bios_dates;
30 int orientation;
31 };
32
33 static const struct drm_dmi_panel_orientation_data asus_t100ha = {
34 .width = 800,
35 .height = 1280,
36 .orientation = DRM_MODE_PANEL_ORIENTATION_LEFT_UP,
37 };
38
39 static const struct drm_dmi_panel_orientation_data gpd_micropc = {
40 .width = 720,
41 .height = 1280,
42 .bios_dates = (const char * const []){ "04/26/2019",
43 NULL },
44 .orientation = DRM_MODE_PANEL_ORIENTATION_RIGHT_UP,
45 };
46
47 static const struct drm_dmi_panel_orientation_data gpd_pocket = {
48 .width = 1200,
49 .height = 1920,
50 .bios_dates = (const char * const []){ "05/26/2017", "06/28/2017",
51 "07/05/2017", "08/07/2017", NULL },
52 .orientation = DRM_MODE_PANEL_ORIENTATION_RIGHT_UP,
53 };
54
55 static const struct drm_dmi_panel_orientation_data gpd_pocket2 = {
56 .width = 1200,
57 .height = 1920,
58 .bios_dates = (const char * const []){ "06/28/2018", "08/28/2018",
59 "12/07/2018", NULL },
60 .orientation = DRM_MODE_PANEL_ORIENTATION_RIGHT_UP,
61 };
62
63 static const struct drm_dmi_panel_orientation_data gpd_win = {
64 .width = 720,
65 .height = 1280,
66 .bios_dates = (const char * const []){
67 "10/25/2016", "11/18/2016", "12/23/2016", "12/26/2016",
68 "02/21/2017", "03/20/2017", "05/25/2017", NULL },
69 .orientation = DRM_MODE_PANEL_ORIENTATION_RIGHT_UP,
70 };
71
72 static const struct drm_dmi_panel_orientation_data gpd_win2 = {
73 .width = 720,
74 .height = 1280,
75 .bios_dates = (const char * const []){
76 "12/07/2017", "05/24/2018", "06/29/2018", NULL },
77 .orientation = DRM_MODE_PANEL_ORIENTATION_RIGHT_UP,
78 };
79
80 static const struct drm_dmi_panel_orientation_data itworks_tw891 = {
81 .width = 800,
82 .height = 1280,
83 .bios_dates = (const char * const []){ "10/16/2015", NULL },
84 .orientation = DRM_MODE_PANEL_ORIENTATION_RIGHT_UP,
85 };
86
87 static const struct drm_dmi_panel_orientation_data onegx1_pro = {
88 .width = 1200,
89 .height = 1920,
90 .bios_dates = (const char * const []){ "12/17/2020", NULL },
91 .orientation = DRM_MODE_PANEL_ORIENTATION_RIGHT_UP,
92 };
93
94 static const struct drm_dmi_panel_orientation_data lcd720x1280_rightside_up = {
95 .width = 720,
96 .height = 1280,
97 .orientation = DRM_MODE_PANEL_ORIENTATION_RIGHT_UP,
98 };
99
100 static const struct drm_dmi_panel_orientation_data lcd800x1280_rightside_up = {
101 .width = 800,
102 .height = 1280,
103 .orientation = DRM_MODE_PANEL_ORIENTATION_RIGHT_UP,
104 };
105
106 static const struct drm_dmi_panel_orientation_data lcd1200x1920_rightside_up = {
107 .width = 1200,
108 .height = 1920,
109 .orientation = DRM_MODE_PANEL_ORIENTATION_RIGHT_UP,
110 };
111
112 static const struct drm_dmi_panel_orientation_data lcd1280x1920_rightside_up = {
113 .width = 1280,
114 .height = 1920,
115 .orientation = DRM_MODE_PANEL_ORIENTATION_RIGHT_UP,
116 };
117
118 static const struct dmi_system_id orientation_data[] = {
119 { /* Acer One 10 (S1003) */
120 .matches = {
121 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Acer"),
122 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "One S1003"),
123 },
124 .driver_data = (void *)&lcd800x1280_rightside_up,
125 }, { /* Asus T100HA */
126 .matches = {
127 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
128 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "T100HAN"),
129 },
130 .driver_data = (void *)&asus_t100ha,
131 }, { /* Asus T101HA */
132 .matches = {
133 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
134 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "T101HA"),
135 },
136 .driver_data = (void *)&lcd800x1280_rightside_up,
137 }, { /* Asus T103HAF */
138 .matches = {
139 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
140 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "T103HAF"),
141 },
142 .driver_data = (void *)&lcd800x1280_rightside_up,
143 }, { /* AYA NEO 2021 */
144 .matches = {
145 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "AYADEVICE"),
146 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "AYA NEO 2021"),
147 },
148 .driver_data = (void *)&lcd800x1280_rightside_up,
149 }, { /* Chuwi HiBook (CWI514) */
150 .matches = {
151 DMI_MATCH(DMI_BOARD_VENDOR, "Hampoo"),
152 DMI_MATCH(DMI_BOARD_NAME, "Cherry Trail CR"),
153 /* Above matches are too generic, add bios-date match */
154 DMI_MATCH(DMI_BIOS_DATE, "05/07/2016"),
155 },
156 .driver_data = (void *)&lcd1200x1920_rightside_up,
157 }, { /* Chuwi Hi10 Pro (CWI529) */
158 .matches = {
159 DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "Hampoo"),
160 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Hi10 pro tablet"),
161 },
162 .driver_data = (void *)&lcd1200x1920_rightside_up,
163 }, { /* GPD MicroPC (generic strings, also match on bios date) */
164 .matches = {
165 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Default string"),
166 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Default string"),
167 DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "Default string"),
168 DMI_EXACT_MATCH(DMI_BOARD_NAME, "Default string"),
169 },
170 .driver_data = (void *)&gpd_micropc,
171 }, { /* GPD MicroPC (later BIOS versions with proper DMI strings) */
172 .matches = {
173 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "GPD"),
174 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "MicroPC"),
175 },
176 .driver_data = (void *)&lcd720x1280_rightside_up,
177 }, { /*
178 * GPD Pocket, note that the the DMI data is less generic then
179 * it seems, devices with a board-vendor of "AMI Corporation"
180 * are quite rare, as are devices which have both board- *and*
181 * product-id set to "Default String"
182 */
183 .matches = {
184 DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"),
185 DMI_EXACT_MATCH(DMI_BOARD_NAME, "Default string"),
186 DMI_EXACT_MATCH(DMI_BOARD_SERIAL, "Default string"),
187 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Default string"),
188 },
189 .driver_data = (void *)&gpd_pocket,
190 }, { /* GPD Pocket 2 (generic strings, also match on bios date) */
191 .matches = {
192 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Default string"),
193 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Default string"),
194 DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "Default string"),
195 DMI_EXACT_MATCH(DMI_BOARD_NAME, "Default string"),
196 },
197 .driver_data = (void *)&gpd_pocket2,
198 }, { /* GPD Win (same note on DMI match as GPD Pocket) */
199 .matches = {
200 DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"),
201 DMI_EXACT_MATCH(DMI_BOARD_NAME, "Default string"),
202 DMI_EXACT_MATCH(DMI_BOARD_SERIAL, "Default string"),
203 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Default string"),
204 },
205 .driver_data = (void *)&gpd_win,
206 }, { /* GPD Win 2 (too generic strings, also match on bios date) */
207 .matches = {
208 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Default string"),
209 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Default string"),
210 DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "Default string"),
211 DMI_EXACT_MATCH(DMI_BOARD_NAME, "Default string"),
212 },
213 .driver_data = (void *)&gpd_win2,
214 }, { /* GPD Win 3 */
215 .matches = {
216 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "GPD"),
217 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "G1618-03")
218 },
219 .driver_data = (void *)&lcd720x1280_rightside_up,
220 }, { /* I.T.Works TW891 */
221 .matches = {
222 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "To be filled by O.E.M."),
223 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "TW891"),
224 DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "To be filled by O.E.M."),
225 DMI_EXACT_MATCH(DMI_BOARD_NAME, "TW891"),
226 },
227 .driver_data = (void *)&itworks_tw891,
228 }, { /* KD Kurio Smart C15200 2-in-1 */
229 .matches = {
230 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "KD Interactive"),
231 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Kurio Smart"),
232 DMI_EXACT_MATCH(DMI_BOARD_NAME, "KDM960BCP"),
233 },
234 .driver_data = (void *)&lcd800x1280_rightside_up,
235 }, { /*
236 * Lenovo Ideapad Miix 310 laptop, only some production batches
237 * have a portrait screen, the resolution checks makes the quirk
238 * apply only to those batches.
239 */
240 .matches = {
241 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LENOVO"),
242 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "80SG"),
243 DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "MIIX 310-10ICR"),
244 },
245 .driver_data = (void *)&lcd800x1280_rightside_up,
246 }, { /* Lenovo Ideapad Miix 320 */
247 .matches = {
248 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LENOVO"),
249 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "80XF"),
250 DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "Lenovo MIIX 320-10ICR"),
251 },
252 .driver_data = (void *)&lcd800x1280_rightside_up,
253 }, { /* Lenovo Ideapad D330-10IGM (HD) */
254 .matches = {
255 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LENOVO"),
256 DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "Lenovo ideapad D330-10IGM"),
257 },
258 .driver_data = (void *)&lcd800x1280_rightside_up,
259 }, { /* Lenovo Ideapad D330-10IGM (FHD) */
260 .matches = {
261 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LENOVO"),
262 DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "Lenovo ideapad D330-10IGM"),
263 },
264 .driver_data = (void *)&lcd1200x1920_rightside_up,
265 }, { /* OneGX1 Pro */
266 .matches = {
267 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "SYSTEM_MANUFACTURER"),
268 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "SYSTEM_PRODUCT_NAME"),
269 DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "Default string"),
270 },
271 .driver_data = (void *)&onegx1_pro,
272 }, { /* Samsung GalaxyBook 10.6 */
273 .matches = {
274 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
275 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Galaxy Book 10.6"),
276 },
277 .driver_data = (void *)&lcd1280x1920_rightside_up,
278 }, { /* Valve Steam Deck */
279 .matches = {
280 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Valve"),
281 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Jupiter"),
282 DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "1"),
283 },
284 .driver_data = (void *)&lcd800x1280_rightside_up,
285 }, { /* VIOS LTH17 */
286 .matches = {
287 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "VIOS"),
288 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "LTH17"),
289 },
290 .driver_data = (void *)&lcd800x1280_rightside_up,
291 },
292 {}
293 };
294
295 /**
296 * drm_get_panel_orientation_quirk - Check for panel orientation quirks
297 * @width: width in pixels of the panel
298 * @height: height in pixels of the panel
299 *
300 * This function checks for platform specific (e.g. DMI based) quirks
301 * providing info on panel_orientation for systems where this cannot be
302 * probed from the hard-/firm-ware. To avoid false-positive this function
303 * takes the panel resolution as argument and checks that against the
304 * resolution expected by the quirk-table entry.
305 *
306 * Note this function is also used outside of the drm-subsys, by for example
307 * the efifb code. Because of this this function gets compiled into its own
308 * kernel-module when built as a module.
309 *
310 * Returns:
311 * A DRM_MODE_PANEL_ORIENTATION_* value if there is a quirk for this system,
312 * or DRM_MODE_PANEL_ORIENTATION_UNKNOWN if there is no quirk.
313 */
drm_get_panel_orientation_quirk(int width,int height)314 int drm_get_panel_orientation_quirk(int width, int height)
315 {
316 const struct dmi_system_id *match;
317 const struct drm_dmi_panel_orientation_data *data;
318 const char *bios_date;
319 int i;
320
321 for (match = dmi_first_match(orientation_data);
322 match;
323 match = dmi_first_match(match + 1)) {
324 data = match->driver_data;
325
326 if (data->width != width ||
327 data->height != height)
328 continue;
329
330 if (!data->bios_dates)
331 return data->orientation;
332
333 bios_date = dmi_get_system_info(DMI_BIOS_DATE);
334 if (!bios_date)
335 continue;
336
337 i = match_string(data->bios_dates, -1, bios_date);
338 if (i >= 0)
339 return data->orientation;
340 }
341
342 return DRM_MODE_PANEL_ORIENTATION_UNKNOWN;
343 }
344 EXPORT_SYMBOL(drm_get_panel_orientation_quirk);
345
346 #else
347
348 /* There are no quirks for non x86 devices yet */
drm_get_panel_orientation_quirk(int width,int height)349 int drm_get_panel_orientation_quirk(int width, int height)
350 {
351 return DRM_MODE_PANEL_ORIENTATION_UNKNOWN;
352 }
353 EXPORT_SYMBOL(drm_get_panel_orientation_quirk);
354
355 #endif
356
357 MODULE_LICENSE("Dual MIT/GPL");
358