1 /* $NetBSD: i915_module.c,v 1.2 2014/03/18 18:20:42 riastradh Exp $ */ 2 3 /*- 4 * Copyright (c) 2013 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Taylor R. Campbell. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 #include <sys/cdefs.h> 33 __KERNEL_RCSID(0, "$NetBSD: i915_module.c,v 1.2 2014/03/18 18:20:42 riastradh Exp $"); 34 35 #include <sys/types.h> 36 #include <sys/module.h> 37 #include <sys/systm.h> 38 39 #include <drm/drmP.h> 40 41 #include "i915_drv.h" 42 43 MODULE(MODULE_CLASS_DRIVER, i915drmkms, "drmkms,drmkms_pci"); /* XXX drmkms_i2c */ 44 45 #ifdef _MODULE 46 #include "ioconf.c" 47 #endif 48 49 /* XXX Kludge. */ 50 extern struct drm_driver *const i915_drm_driver; 51 52 static int 53 i915drmkms_modcmd(modcmd_t cmd, void *arg __unused) 54 { 55 int error; 56 57 switch (cmd) { 58 case MODULE_CMD_INIT: 59 /* XXX Kludge it up... Must happen before attachment. */ 60 i915_drm_driver->num_ioctls = i915_max_ioctl; 61 i915_drm_driver->driver_features |= DRIVER_MODESET; 62 63 error = drm_pci_init(i915_drm_driver, NULL); 64 if (error) { 65 aprint_error("i915drmkms: failed to init pci: %d\n", 66 error); 67 return error; 68 } 69 #ifdef _MODULE 70 error = config_init_component(cfdriver_ioconf_i915drmkms, 71 cfattach_ioconf_i915drmkms, cfdata_ioconf_i915drmkms); 72 if (error) { 73 aprint_error("i915drmkms: failed to init component" 74 ": %d\n", error); 75 drm_pci_exit(i915_drm_driver, NULL); 76 return error; 77 } 78 #endif 79 return 0; 80 81 case MODULE_CMD_FINI: 82 #ifdef _MODULE 83 error = config_fini_component(cfdriver_ioconf_i915drmkms, 84 cfattach_ioconf_i915drmkms, cfdata_ioconf_i915drmkms); 85 if (error) { 86 aprint_error("i915drmkms: failed to fini component" 87 ": %d\n", error); 88 return error; 89 } 90 #endif 91 drm_pci_exit(i915_drm_driver, NULL); 92 return 0; 93 94 default: 95 return ENOTTY; 96 } 97 } 98