1e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez/************************************************************************** 2e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez * 3e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez * Copyright 2011 Intel Corporation 4e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez * Copyright 2012 Francisco Jerez 5e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez * All Rights Reserved. 6e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez * 7e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez * Permission is hereby granted, free of charge, to any person obtaining a 8e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez * copy of this software and associated documentation files (the 9e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez * "Software"), to deal in the Software without restriction, including 10e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez * without limitation the rights to use, copy, modify, merge, publish, 11e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez * distribute, sub license, and/or sell copies of the Software, and to 12e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez * permit persons to whom the Software is furnished to do so, subject to 13e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez * the following conditions: 14e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez * 15e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez * The above copyright notice and this permission notice (including the 16e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez * next paragraph) shall be included in all copies or substantial portions 17e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez * of the Software. 18e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez * 19e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 20e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 21e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. 22e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR 23e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 24e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 25e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 26e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez * 27e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez * Authors: 28e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez * Kristian Høgsberg <krh@bitplanet.net> 29e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez * Benjamin Franzke <benjaminfranzke@googlemail.com> 30e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez * 31e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez **************************************************************************/ 32e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 33e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez#include <fcntl.h> 34e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez#include <stdio.h> 35e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez#include <libudev.h> 36e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez#include <xf86drm.h> 37e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 38044de40cb0c6af54d99252f55145972780362afaTom Stellard#ifdef PIPE_LOADER_HAVE_XCB 39044de40cb0c6af54d99252f55145972780362afaTom Stellard 40044de40cb0c6af54d99252f55145972780362afaTom Stellard#include <xcb/dri2.h> 41044de40cb0c6af54d99252f55145972780362afaTom Stellard 42044de40cb0c6af54d99252f55145972780362afaTom Stellard#endif 43044de40cb0c6af54d99252f55145972780362afaTom Stellard 44e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez#include "state_tracker/drm_driver.h" 45e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez#include "pipe_loader_priv.h" 46e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 47e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez#include "util/u_memory.h" 48e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez#include "util/u_dl.h" 49e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez#include "util/u_debug.h" 50e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 51e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez#define DRIVER_MAP_GALLIUM_ONLY 52e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez#include "pci_ids/pci_id_driver_map.h" 53e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 54e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerezstruct pipe_loader_drm_device { 55e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez struct pipe_loader_device base; 56e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez struct util_dl_library *lib; 57e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez int fd; 58e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez}; 59e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 60e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez#define pipe_loader_drm_device(dev) ((struct pipe_loader_drm_device *)dev) 61e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 62e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerezstatic boolean 63e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerezfind_drm_pci_id(struct pipe_loader_drm_device *ddev) 64e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez{ 65e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez struct udev *udev = NULL; 66e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez struct udev_device *parent, *device = NULL; 67e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez struct stat stat; 68e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez const char *pci_id; 69e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 70e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez if (fstat(ddev->fd, &stat) < 0) 71e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez goto fail; 72e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 73e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez udev = udev_new(); 74e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez if (!udev) 75e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez goto fail; 76e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 77e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez device = udev_device_new_from_devnum(udev, 'c', stat.st_rdev); 78e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez if (!device) 79e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez goto fail; 80e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 81e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez parent = udev_device_get_parent(device); 82e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez if (!parent) 83e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez goto fail; 84e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 85e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez pci_id = udev_device_get_property_value(parent, "PCI_ID"); 86e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez if (!pci_id || 8703e3bc4ba56f1021899a5f773b6ec21893619e3aFrancisco Jerez sscanf(pci_id, "%x:%x", &ddev->base.u.pci.vendor_id, 8803e3bc4ba56f1021899a5f773b6ec21893619e3aFrancisco Jerez &ddev->base.u.pci.chip_id) != 2) 89e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez goto fail; 90e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 91e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez return TRUE; 92e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 93e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez fail: 94e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez if (device) 95e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez udev_device_unref(device); 96e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez if (udev) 97e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez udev_unref(udev); 98e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 99e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez debug_printf("pci id for fd %d not found\n", ddev->fd); 100e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez return FALSE; 101e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez} 102e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 103e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerezstatic boolean 104e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerezfind_drm_driver_name(struct pipe_loader_drm_device *ddev) 105e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez{ 106e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez struct pipe_loader_device *dev = &ddev->base; 107e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez int i, j; 108e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 109e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez for (i = 0; driver_map[i].driver; i++) { 11003e3bc4ba56f1021899a5f773b6ec21893619e3aFrancisco Jerez if (dev->u.pci.vendor_id != driver_map[i].vendor_id) 111e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez continue; 112e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 113e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez if (driver_map[i].num_chips_ids == -1) { 114e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez dev->driver_name = driver_map[i].driver; 115e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez goto found; 116e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez } 117e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 118e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez for (j = 0; j < driver_map[i].num_chips_ids; j++) { 11903e3bc4ba56f1021899a5f773b6ec21893619e3aFrancisco Jerez if (dev->u.pci.chip_id == driver_map[i].chip_ids[j]) { 120e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez dev->driver_name = driver_map[i].driver; 121e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez goto found; 122e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez } 123e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez } 124e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez } 125e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 126e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez return FALSE; 127e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 128e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez found: 12903e3bc4ba56f1021899a5f773b6ec21893619e3aFrancisco Jerez debug_printf("driver for %04x:%04x: %s\n", dev->u.pci.vendor_id, 13003e3bc4ba56f1021899a5f773b6ec21893619e3aFrancisco Jerez dev->u.pci.chip_id, dev->driver_name); 131e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez return TRUE; 132e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez} 133e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 134e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerezstatic struct pipe_loader_ops pipe_loader_drm_ops; 135e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 136044de40cb0c6af54d99252f55145972780362afaTom Stellardstatic void 137044de40cb0c6af54d99252f55145972780362afaTom Stellardpipe_loader_drm_x_auth(int fd) 138044de40cb0c6af54d99252f55145972780362afaTom Stellard{ 139044de40cb0c6af54d99252f55145972780362afaTom Stellard#if PIPE_LOADER_HAVE_XCB 140044de40cb0c6af54d99252f55145972780362afaTom Stellard /* Try authenticate with the X server to give us access to devices that X 141044de40cb0c6af54d99252f55145972780362afaTom Stellard * is running on. */ 142044de40cb0c6af54d99252f55145972780362afaTom Stellard xcb_connection_t *xcb_conn; 143044de40cb0c6af54d99252f55145972780362afaTom Stellard const xcb_setup_t *xcb_setup; 144044de40cb0c6af54d99252f55145972780362afaTom Stellard xcb_screen_iterator_t s; 145044de40cb0c6af54d99252f55145972780362afaTom Stellard xcb_dri2_connect_cookie_t connect_cookie; 146044de40cb0c6af54d99252f55145972780362afaTom Stellard xcb_dri2_connect_reply_t *connect; 147044de40cb0c6af54d99252f55145972780362afaTom Stellard drm_magic_t magic; 148044de40cb0c6af54d99252f55145972780362afaTom Stellard xcb_dri2_authenticate_cookie_t authenticate_cookie; 149044de40cb0c6af54d99252f55145972780362afaTom Stellard xcb_dri2_authenticate_reply_t *authenticate; 150044de40cb0c6af54d99252f55145972780362afaTom Stellard 151044de40cb0c6af54d99252f55145972780362afaTom Stellard xcb_conn = xcb_connect(NULL, NULL); 152044de40cb0c6af54d99252f55145972780362afaTom Stellard 153044de40cb0c6af54d99252f55145972780362afaTom Stellard if(!xcb_conn) 154044de40cb0c6af54d99252f55145972780362afaTom Stellard return; 155044de40cb0c6af54d99252f55145972780362afaTom Stellard 156044de40cb0c6af54d99252f55145972780362afaTom Stellard xcb_setup = xcb_get_setup(xcb_conn); 157044de40cb0c6af54d99252f55145972780362afaTom Stellard 158044de40cb0c6af54d99252f55145972780362afaTom Stellard if (!xcb_setup) 159044de40cb0c6af54d99252f55145972780362afaTom Stellard goto disconnect; 160044de40cb0c6af54d99252f55145972780362afaTom Stellard 161044de40cb0c6af54d99252f55145972780362afaTom Stellard s = xcb_setup_roots_iterator(xcb_setup); 162044de40cb0c6af54d99252f55145972780362afaTom Stellard connect_cookie = xcb_dri2_connect_unchecked(xcb_conn, s.data->root, 163044de40cb0c6af54d99252f55145972780362afaTom Stellard XCB_DRI2_DRIVER_TYPE_DRI); 164044de40cb0c6af54d99252f55145972780362afaTom Stellard connect = xcb_dri2_connect_reply(xcb_conn, connect_cookie, NULL); 165044de40cb0c6af54d99252f55145972780362afaTom Stellard 166044de40cb0c6af54d99252f55145972780362afaTom Stellard if (!connect || connect->driver_name_length 167044de40cb0c6af54d99252f55145972780362afaTom Stellard + connect->device_name_length == 0) { 168044de40cb0c6af54d99252f55145972780362afaTom Stellard 169044de40cb0c6af54d99252f55145972780362afaTom Stellard goto disconnect; 170044de40cb0c6af54d99252f55145972780362afaTom Stellard } 171044de40cb0c6af54d99252f55145972780362afaTom Stellard 172044de40cb0c6af54d99252f55145972780362afaTom Stellard if (drmGetMagic(fd, &magic)) 173044de40cb0c6af54d99252f55145972780362afaTom Stellard goto disconnect; 174044de40cb0c6af54d99252f55145972780362afaTom Stellard 175044de40cb0c6af54d99252f55145972780362afaTom Stellard authenticate_cookie = xcb_dri2_authenticate_unchecked(xcb_conn, 176044de40cb0c6af54d99252f55145972780362afaTom Stellard s.data->root, 177044de40cb0c6af54d99252f55145972780362afaTom Stellard magic); 178044de40cb0c6af54d99252f55145972780362afaTom Stellard authenticate = xcb_dri2_authenticate_reply(xcb_conn, 179044de40cb0c6af54d99252f55145972780362afaTom Stellard authenticate_cookie, 180044de40cb0c6af54d99252f55145972780362afaTom Stellard NULL); 181044de40cb0c6af54d99252f55145972780362afaTom Stellard FREE(authenticate); 182044de40cb0c6af54d99252f55145972780362afaTom Stellard 183044de40cb0c6af54d99252f55145972780362afaTom Stellarddisconnect: 184044de40cb0c6af54d99252f55145972780362afaTom Stellard xcb_disconnect(xcb_conn); 185044de40cb0c6af54d99252f55145972780362afaTom Stellard 186044de40cb0c6af54d99252f55145972780362afaTom Stellard#endif 187044de40cb0c6af54d99252f55145972780362afaTom Stellard} 188044de40cb0c6af54d99252f55145972780362afaTom Stellard 189e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerezboolean 190e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerezpipe_loader_drm_probe_fd(struct pipe_loader_device **dev, int fd) 191e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez{ 192e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez struct pipe_loader_drm_device *ddev = CALLOC_STRUCT(pipe_loader_drm_device); 193e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 194e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez ddev->base.type = PIPE_LOADER_DEVICE_PCI; 195e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez ddev->base.ops = &pipe_loader_drm_ops; 196e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez ddev->fd = fd; 197e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 198044de40cb0c6af54d99252f55145972780362afaTom Stellard pipe_loader_drm_x_auth(fd); 199044de40cb0c6af54d99252f55145972780362afaTom Stellard 200e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez if (!find_drm_pci_id(ddev)) 201e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez goto fail; 202e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 203e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez if (!find_drm_driver_name(ddev)) 204e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez goto fail; 205e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 206e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez *dev = &ddev->base; 207e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez return TRUE; 208e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 209e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez fail: 210e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez FREE(ddev); 211e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez return FALSE; 212e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez} 213e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 214e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerezstatic int 215e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerezopen_drm_minor(int minor) 216e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez{ 217e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez char path[PATH_MAX]; 218e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez snprintf(path, sizeof(path), DRM_DEV_NAME, DRM_DIR_NAME, minor); 219e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez return open(path, O_RDWR, 0); 220e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez} 221e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 222e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerezint 223e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerezpipe_loader_drm_probe(struct pipe_loader_device **devs, int ndev) 224e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez{ 225e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez int i, j, fd; 226e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 227e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez for (i = 0, j = 0; i < DRM_MAX_MINOR; i++) { 228e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez fd = open_drm_minor(i); 229e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez if (fd < 0) 230e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez continue; 231e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 232e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez if (j >= ndev || !pipe_loader_drm_probe_fd(&devs[j], fd)) 233e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez close(fd); 234e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 235e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez j++; 236e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez } 237e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 238e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez return j; 239e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez} 240e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 241e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerezstatic void 242e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerezpipe_loader_drm_release(struct pipe_loader_device **dev) 243e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez{ 244e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez struct pipe_loader_drm_device *ddev = pipe_loader_drm_device(*dev); 245e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 246e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez if (ddev->lib) 247e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez util_dl_close(ddev->lib); 248e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 249e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez close(ddev->fd); 250e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez FREE(ddev); 251e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez *dev = NULL; 252e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez} 253e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 254e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerezstatic struct pipe_screen * 255e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerezpipe_loader_drm_create_screen(struct pipe_loader_device *dev, 256e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez const char *library_paths) 257e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez{ 258e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez struct pipe_loader_drm_device *ddev = pipe_loader_drm_device(dev); 259e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez const struct drm_driver_descriptor *dd; 260e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 261e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez if (!ddev->lib) 262e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez ddev->lib = pipe_loader_find_module(dev, library_paths); 263e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez if (!ddev->lib) 264e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez return NULL; 265e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 266e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez dd = (const struct drm_driver_descriptor *) 267e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez util_dl_get_proc_address(ddev->lib, "driver_descriptor"); 268e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 269e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez /* sanity check on the name */ 270e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez if (!dd || strcmp(dd->name, ddev->base.driver_name) != 0) 271e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez return NULL; 272e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 273e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez return dd->create_screen(ddev->fd); 274e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez} 275e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez 276e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerezstatic struct pipe_loader_ops pipe_loader_drm_ops = { 277e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez .create_screen = pipe_loader_drm_create_screen, 278e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez .release = pipe_loader_drm_release 279e1364530622a26f11c79694429cf84418a0b7ef7Francisco Jerez}; 280