1 /* 2 * Copyright (c) 2014, NVIDIA CORPORATION. All rights reserved. 3 * 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: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 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 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 19 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 20 * DEALINGS IN THE SOFTWARE. 21 */ 22 #include "nouveau_platform.h" 23 24 static int nouveau_platform_probe(struct platform_device *pdev) 25 { 26 struct nvkm_device *device; 27 struct drm_device *drm; 28 int ret; 29 30 drm = nouveau_platform_device_create(pdev, &device); 31 if (IS_ERR(drm)) 32 return PTR_ERR(drm); 33 34 ret = drm_dev_register(drm, 0); 35 if (ret < 0) { 36 drm_dev_unref(drm); 37 return ret; 38 } 39 40 return 0; 41 } 42 43 static int nouveau_platform_remove(struct platform_device *pdev) 44 { 45 struct drm_device *dev = platform_get_drvdata(pdev); 46 nouveau_drm_device_remove(dev); 47 return 0; 48 } 49 50 #if IS_ENABLED(CONFIG_OF) 51 static const struct of_device_id nouveau_platform_match[] = { 52 { .compatible = "nvidia,gk20a" }, 53 { .compatible = "nvidia,gm20b" }, 54 { } 55 }; 56 57 MODULE_DEVICE_TABLE(of, nouveau_platform_match); 58 #endif 59 60 struct platform_driver nouveau_platform_driver = { 61 .driver = { 62 .name = "nouveau", 63 .of_match_table = of_match_ptr(nouveau_platform_match), 64 }, 65 .probe = nouveau_platform_probe, 66 .remove = nouveau_platform_remove, 67 }; 68