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 }, { /* GPD MicroPC (generic strings, also match on bios date) */
150 .matches = {
151 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Default string"),
152 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Default string"),
153 DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "Default string"),
154 DMI_EXACT_MATCH(DMI_BOARD_NAME, "Default string"),
155 },
156 .driver_data = (void *)&gpd_micropc,
157 }, { /* GPD MicroPC (later BIOS versions with proper DMI strings) */
158 .matches = {
159 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "GPD"),
160 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "MicroPC"),
161 },
162 .driver_data = (void *)&lcd720x1280_rightside_up,
163 }, { /*
164 * GPD Pocket, note that the the DMI data is less generic then
165 * it seems, devices with a board-vendor of "AMI Corporation"
166 * are quite rare, as are devices which have both board- *and*
167 * product-id set to "Default String"
168 */
169 .matches = {
170 DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"),
171 DMI_EXACT_MATCH(DMI_BOARD_NAME, "Default string"),
172 DMI_EXACT_MATCH(DMI_BOARD_SERIAL, "Default string"),
173 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Default string"),
174 },
175 .driver_data = (void *)&gpd_pocket,
176 }, { /* GPD Pocket 2 (generic strings, also match on bios date) */
177 .matches = {
178 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Default string"),
179 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Default string"),
180 DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "Default string"),
181 DMI_EXACT_MATCH(DMI_BOARD_NAME, "Default string"),
182 },
183 .driver_data = (void *)&gpd_pocket2,
184 }, { /* GPD Win (same note on DMI match as GPD Pocket) */
185 .matches = {
186 DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"),
187 DMI_EXACT_MATCH(DMI_BOARD_NAME, "Default string"),
188 DMI_EXACT_MATCH(DMI_BOARD_SERIAL, "Default string"),
189 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Default string"),
190 },
191 .driver_data = (void *)&gpd_win,
192 }, { /* GPD Win 2 (too generic strings, also match on bios date) */
193 .matches = {
194 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Default string"),
195 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Default string"),
196 DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "Default string"),
197 DMI_EXACT_MATCH(DMI_BOARD_NAME, "Default string"),
198 },
199 .driver_data = (void *)&gpd_win2,
200 }, { /* GPD Win 3 */
201 .matches = {
202 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "GPD"),
203 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "G1618-03")
204 },
205 .driver_data = (void *)&lcd720x1280_rightside_up,
206 }, { /* I.T.Works TW891 */
207 .matches = {
208 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "To be filled by O.E.M."),
209 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "TW891"),
210 DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "To be filled by O.E.M."),
211 DMI_EXACT_MATCH(DMI_BOARD_NAME, "TW891"),
212 },
213 .driver_data = (void *)&itworks_tw891,
214 }, { /* KD Kurio Smart C15200 2-in-1 */
215 .matches = {
216 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "KD Interactive"),
217 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Kurio Smart"),
218 DMI_EXACT_MATCH(DMI_BOARD_NAME, "KDM960BCP"),
219 },
220 .driver_data = (void *)&lcd800x1280_rightside_up,
221 }, { /*
222 * Lenovo Ideapad Miix 310 laptop, only some production batches
223 * have a portrait screen, the resolution checks makes the quirk
224 * apply only to those batches.
225 */
226 .matches = {
227 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LENOVO"),
228 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "80SG"),
229 DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "MIIX 310-10ICR"),
230 },
231 .driver_data = (void *)&lcd800x1280_rightside_up,
232 }, { /* Lenovo Ideapad Miix 320 */
233 .matches = {
234 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LENOVO"),
235 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "80XF"),
236 DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "Lenovo MIIX 320-10ICR"),
237 },
238 .driver_data = (void *)&lcd800x1280_rightside_up,
239 }, { /* Lenovo Ideapad D330-10IGM (HD) */
240 .matches = {
241 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LENOVO"),
242 DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "Lenovo ideapad D330-10IGM"),
243 },
244 .driver_data = (void *)&lcd800x1280_rightside_up,
245 }, { /* Lenovo Ideapad D330-10IGM (FHD) */
246 .matches = {
247 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LENOVO"),
248 DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "Lenovo ideapad D330-10IGM"),
249 },
250 .driver_data = (void *)&lcd1200x1920_rightside_up,
251 }, { /* Lenovo Yoga Book X90F / X91F / X91L */
252 .matches = {
253 /* Non exact match to match all versions */
254 DMI_MATCH(DMI_PRODUCT_NAME, "Lenovo YB1-X9"),
255 },
256 .driver_data = (void *)&lcd1200x1920_rightside_up,
257 }, { /* OneGX1 Pro */
258 .matches = {
259 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "SYSTEM_MANUFACTURER"),
260 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "SYSTEM_PRODUCT_NAME"),
261 DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "Default string"),
262 },
263 .driver_data = (void *)&onegx1_pro,
264 }, { /* Samsung GalaxyBook 10.6 */
265 .matches = {
266 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
267 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Galaxy Book 10.6"),
268 },
269 .driver_data = (void *)&lcd1280x1920_rightside_up,
270 }, { /* Valve Steam Deck */
271 .matches = {
272 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Valve"),
273 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Jupiter"),
274 DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "1"),
275 },
276 .driver_data = (void *)&lcd800x1280_rightside_up,
277 }, { /* VIOS LTH17 */
278 .matches = {
279 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "VIOS"),
280 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "LTH17"),
281 },
282 .driver_data = (void *)&lcd800x1280_rightside_up,
283 },
284 {}
285 };
286
287 /**
288 * drm_get_panel_orientation_quirk - Check for panel orientation quirks
289 * @width: width in pixels of the panel
290 * @height: height in pixels of the panel
291 *
292 * This function checks for platform specific (e.g. DMI based) quirks
293 * providing info on panel_orientation for systems where this cannot be
294 * probed from the hard-/firm-ware. To avoid false-positive this function
295 * takes the panel resolution as argument and checks that against the
296 * resolution expected by the quirk-table entry.
297 *
298 * Note this function is also used outside of the drm-subsys, by for example
299 * the efifb code. Because of this this function gets compiled into its own
300 * kernel-module when built as a module.
301 *
302 * Returns:
303 * A DRM_MODE_PANEL_ORIENTATION_* value if there is a quirk for this system,
304 * or DRM_MODE_PANEL_ORIENTATION_UNKNOWN if there is no quirk.
305 */
drm_get_panel_orientation_quirk(int width,int height)306 int drm_get_panel_orientation_quirk(int width, int height)
307 {
308 const struct dmi_system_id *match;
309 const struct drm_dmi_panel_orientation_data *data;
310 const char *bios_date;
311 int i;
312
313 for (match = dmi_first_match(orientation_data);
314 match;
315 match = dmi_first_match(match + 1)) {
316 data = match->driver_data;
317
318 if (data->width != width ||
319 data->height != height)
320 continue;
321
322 if (!data->bios_dates)
323 return data->orientation;
324
325 bios_date = dmi_get_system_info(DMI_BIOS_DATE);
326 if (!bios_date)
327 continue;
328
329 i = match_string(data->bios_dates, -1, bios_date);
330 if (i >= 0)
331 return data->orientation;
332 }
333
334 return DRM_MODE_PANEL_ORIENTATION_UNKNOWN;
335 }
336 EXPORT_SYMBOL(drm_get_panel_orientation_quirk);
337
338 #else
339
340 /* There are no quirks for non x86 devices yet */
drm_get_panel_orientation_quirk(int width,int height)341 int drm_get_panel_orientation_quirk(int width, int height)
342 {
343 return DRM_MODE_PANEL_ORIENTATION_UNKNOWN;
344 }
345 EXPORT_SYMBOL(drm_get_panel_orientation_quirk);
346
347 #endif
348
349 MODULE_LICENSE("Dual MIT/GPL");
350