forked from Lainports/opnsense-ports
8cb1a96ede
Taken from: https://github.com/freebsd/freebsd-ports.git Commit id: 5070672073b68be364139bc6b3a89100bd17d331
90 lines
2 KiB
C
90 lines
2 KiB
C
--- src/loader/loader.c.orig 2014-08-21 01:27:47.000000000 +0200
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+++ src/loader/loader.c 2014-09-04 19:57:56.384142575 +0200
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@@ -67,7 +67,7 @@
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#include <stdarg.h>
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#include <stdio.h>
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#include <string.h>
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-#ifdef HAVE_LIBUDEV
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+#if defined(HAVE_LIBUDEV) || defined(HAVE_LIBDEVQ)
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#include <assert.h>
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#include <dlfcn.h>
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#include <fcntl.h>
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@@ -488,6 +488,53 @@
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}
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#endif
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+#if defined(HAVE_LIBDEVQ)
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+#include <libdevq.h>
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+
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+static void *devq_handle = NULL;
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+
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+static void *
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+devq_dlopen_handle(void)
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+{
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+ if (!devq_handle) {
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+ devq_handle = dlopen("libdevq.so.0", RTLD_LOCAL | RTLD_LAZY);
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+ }
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+
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+ return devq_handle;
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+}
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+
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+static void *
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+asserted_dlsym(void *dlopen_handle, const char *name)
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+{
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+ void *result = dlsym(dlopen_handle, name);
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+ assert(result);
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+ return result;
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+}
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+
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+#define DEVQ_SYMBOL(ret, name, args) \
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+ ret (*name) args = asserted_dlsym(devq_dlopen_handle(), #name);
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+
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+static int
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+devq_get_pci_id_from_fd(int fd, int *vendor_id, int *chip_id)
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+{
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+ int ret;
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+ DEVQ_SYMBOL(int, devq_device_get_pciid_from_fd,
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+ (int fd, int *vendor_id, int *chip_id));
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+
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+ *chip_id = -1;
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+
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+ ret = devq_device_get_pciid_from_fd(fd, vendor_id, chip_id);
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+ if (ret < 0) {
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+ log_(_LOADER_WARNING, "MESA-LOADER: could not get PCI ID\n");
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+ goto out;
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+ }
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+
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+out:
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+ return (*chip_id >= 0);
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+}
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+
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+#endif
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+
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#if !defined(__NOT_HAVE_DRM_H)
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/* for i915 */
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#include <i915_drm.h>
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@@ -571,6 +618,10 @@
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if (sysfs_get_pci_id_for_fd(fd, vendor_id, chip_id))
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return 1;
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#endif
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+#if HAVE_LIBDEVQ
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+ if (devq_get_pci_id_from_fd(fd, vendor_id, chip_id))
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+ return 1;
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+#endif
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#if !defined(__NOT_HAVE_DRM_H)
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if (drm_get_pci_id_for_fd(fd, vendor_id, chip_id))
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return 1;
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@@ -665,6 +716,13 @@
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if ((result = sysfs_get_device_name_for_fd(fd)))
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return result;
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#endif
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+#if HAVE_LIBDEVQ
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+#if 0
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+/* XXX implement this function in libdevq */
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+ if ((result = devq_device_get_name_for_fd(fd)))
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+ return result;
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+#endif
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+#endif
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return result;
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}
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