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 }, { /* Kogan Atlas 2-in-1 D300 */ 215 .matches = { 216 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Kogan"), 217 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "KALAP10D300EA"), 218 }, 219 .driver_data = (void *)&lcd800x1280_rightside_up, 220 }, { /* KD Kurio Smart C15200 2-in-1 */ 221 .matches = { 222 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "KD Interactive"), 223 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Kurio Smart"), 224 DMI_EXACT_MATCH(DMI_BOARD_NAME, "KDM960BCP"), 225 }, 226 .driver_data = (void *)&lcd800x1280_rightside_up, 227 }, { /* 228 * Lenovo Ideapad Miix 310 laptop, only some production batches 229 * have a portrait screen, the resolution checks makes the quirk 230 * apply only to those batches. 231 */ 232 .matches = { 233 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LENOVO"), 234 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "80SG"), 235 DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "MIIX 310-10ICR"), 236 }, 237 .driver_data = (void *)&lcd800x1280_rightside_up, 238 }, { /* Lenovo Ideapad Miix 320 */ 239 .matches = { 240 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LENOVO"), 241 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "80XF"), 242 DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "Lenovo MIIX 320-10ICR"), 243 }, 244 .driver_data = (void *)&lcd800x1280_rightside_up, 245 }, { /* Lenovo Ideapad D330-10IGM (HD) */ 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 *)&lcd800x1280_rightside_up, 251 }, { /* Lenovo Ideapad D330-10IGM (FHD) */ 252 .matches = { 253 DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LENOVO"), 254 DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "Lenovo ideapad D330-10IGM"), 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 */ 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 */ 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