Wayland on FreeBSD

Jan Beich jbeich at FreeBSD.org
Wed Apr 22 22:35:41 UTC 2020


Frederic Chardon <chardon.frederic at gmail.com> writes:

> Le mer. 22 avr. 2020 à 16:51, Jan Beich <jbeich at freebsd.org> a écrit :
>
>>
>> Frederic Chardon <chardon.frederic at gmail.com> writes:
>>
>> > Le lun. 20 avr. 2020 à 23:06, Jan Beich <jbeich at freebsd.org> a écrit :
>> >
>> >>
>> >> Frederic Chardon <chardon.frederic at gmail.com> writes:
>> >>
>> >> >
>> >> > The trace shows usage of llvmpipe after the failed ioctl on
>> >> > /dev/dri/card0, so as I understand the lack of hardware acceleration
>> >> > concerns only Xwayland, whereas wayland itself is accelerated ?
>> >>
>> >> Yep. Check which ioctls fail then try to reproduce outside of Mesa or
>> >> hardcode the result. Overriding PCI ID via INTEL_DEVID_OVERRIDE is
>> >> unlikely to help e.g.,
>> >
>> > All below failure occurs only in xwayland, X11 and wayland succeed.
>> >
>> > The first failure is with I915_PARAM_CHIPSET_ID. When I hardcode the
>> > correct ID I get a failure with I915_PARAM_HAS_RELAXED_DATA. When I
>> > force the result to be true (as with X11 and Wayland), the ioctl
>> > DRM_I915_GEM_EXECBUFFER2_WR fails with errno EPERM.
>>
>> Thanks for investigating. Maybe either DRM_AUTH or DRM_RENDER_ALLOW fails.
>> Does setuid bit on Xwayland binary help?
> Yes, hardware acceleration works. eglinfo still complain about invalid
> 0xffffffff PCI ID though
>
>> Does disabling render node help
>> e.g., chmod 0000 /dev/dri/renderD128 ?
> No
>
> What helps however is to mount the different linux filesystems after
> i915kms is loaded.
> eg I added "late" keyword to fstab as below
> devfs   /compat/linux/dev     devfs     rw,late 0 0
> fdesc /compat/linux/dev/fd  fdescfs   rw,late,linrdlnk 0 0
> linproc /compat/linux/proc    linprocfs rw,late 0 0
> linsys  /compat/linux/sys     linsysfs  rw,late 0 0
>
> without the late keyword, acceleration works if devfs alone is
> mounted. any other fs (with or without devfs) makes Xwayland use
> software rendering.
> As with setuid Xwayland, eglinfo complains about invalid PCI ID.

manu@ fixed major/minor usage upstream. Can you try the following patch?

diff --git graphics/libdrm/Makefile graphics/libdrm/Makefile
index 23345d5ae4f2..5eb5c110f673 100644
--- graphics/libdrm/Makefile
+++ graphics/libdrm/Makefile
@@ -3,9 +3,8 @@
 
 PORTNAME=	libdrm
-PORTVERSION=	2.4.99
+DISTVERSION=	2.4.101-16
 PORTEPOCH=	1
 CATEGORIES=	graphics x11
-MASTER_SITES=	https://dri.freedesktop.org/libdrm/
 
 MAINTAINER=	x11 at FreeBSD.org
 COMMENT=	Userspace interface to kernel Direct Rendering Module services
@@ -17,6 +16,11 @@ LIB_DEPENDS=	libpciaccess.so:devel/libpciaccess
 
 USES=		gnome meson pkgconfig tar:bzip2
 USE_LDCONFIG=	yes
+USE_GITLAB=	yes
+GL_SITE=	https://gitlab.freedesktop.org
+GL_ACCOUNT=	mesa
+GL_PROJECT=	drm
+GL_COMMIT=	cf1afec0173daed2160d74a5528e5dcd6ed61199
 
 OPTIONS_DEFINE=	MANPAGES TESTS
 OPTIONS_SUB=	yes
diff --git graphics/libdrm/distinfo graphics/libdrm/distinfo
index 9bc919da759e..2937aff32bcf 100644
--- graphics/libdrm/distinfo
+++ graphics/libdrm/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1562265364
-SHA256 (libdrm-2.4.99.tar.bz2) = 4dbf539c7ed25dbb2055090b77ab87508fc46be39a9379d15fed4b5517e1da5e
-SIZE (libdrm-2.4.99.tar.bz2) = 853659
+TIMESTAMP = 1587491423
+SHA256 (mesa-drm-cf1afec0173daed2160d74a5528e5dcd6ed61199_GL0.tar.gz) = 109cac9817075503608d3598dbfbe5531934ed99e1245842710fa9a718354bf1
+SIZE (mesa-drm-cf1afec0173daed2160d74a5528e5dcd6ed61199_GL0.tar.gz) = 574059
diff --git graphics/libdrm/files/patch-meson.build graphics/libdrm/files/patch-meson.build
deleted file mode 100644
index bc23fec83296..000000000000
--- graphics/libdrm/files/patch-meson.build
+++ /dev/null
@@ -1,23 +0,0 @@
-- sys/sysctl.h isn't self-sufficient
-- tests don't use Bash features
-
---- meson.build.orig 2019-04-19 15:52:29 UTC
-+++ meson.build
-@@ -181,7 +181,7 @@ endif
- dep_m = cc.find_library('m', required : false)
- foreach header : ['sys/sysctl.h', 'sys/select.h', 'alloca.h']
-   config.set('HAVE_' + header.underscorify().to_upper(),
--    cc.compiles('#include <@0@>'.format(header), name : '@0@ works'.format(header)))
-+    cc.compiles('#include <sys/types.h>\n#include <@0@>'.format(header), name : '@0@ works'.format(header)))
- endforeach
- if cc.has_header_symbol('sys/sysmacros.h', 'major')
-   config.set10('MAJOR_IN_SYSMACROS', true)
-@@ -249,7 +249,7 @@ endif
- with_man_pages = with_man_pages != 'false' and prog_xslt.found() and prog_sed.found()
- 
- # Used for tets
--prog_bash = find_program('bash')
-+prog_bash = find_program('sh')
- 
- config.set10('HAVE_VISIBILITY',
-   cc.compiles('''int foo_hidden(void) __attribute__((visibility(("hidden"))));''',
diff --git graphics/libdrm/files/patch-xf86drm.c graphics/libdrm/files/patch-xf86drm.c
deleted file mode 100644
index f817948a1421..000000000000
--- graphics/libdrm/files/patch-xf86drm.c
+++ /dev/null
@@ -1,749 +0,0 @@
---- xf86drm.c.orig	2018-11-26 18:52:00 UTC
-+++ xf86drm.c
-@@ -46,6 +46,9 @@
- #include <signal.h>
- #include <time.h>
- #include <sys/types.h>
-+#ifdef HAVE_SYS_SYSCTL_H
-+#include <sys/sysctl.h>
-+#endif
- #include <sys/stat.h>
- #define stat_t struct stat
- #include <sys/ioctl.h>
-@@ -61,6 +64,10 @@
- 
- #define ARRAY_SIZE(a) (sizeof(a) / sizeof((a)[0]))
- 
-+#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__)
-+#include <sys/pciio.h>
-+#endif
-+
- /* Not all systems have MAP_FAILED defined */
- #ifndef MAP_FAILED
- #define MAP_FAILED ((void *)-1)
-@@ -69,18 +76,8 @@
- 
- #include "util_math.h"
- 
--#ifdef __OpenBSD__
--#define DRM_PRIMARY_MINOR_NAME  "drm"
--#define DRM_CONTROL_MINOR_NAME  "drmC"
--#define DRM_RENDER_MINOR_NAME   "drmR"
--#else
--#define DRM_PRIMARY_MINOR_NAME  "card"
--#define DRM_CONTROL_MINOR_NAME  "controlD"
--#define DRM_RENDER_MINOR_NAME   "renderD"
--#endif
--
- #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__)
--#define DRM_MAJOR 145
-+#define DRM_MAJOR 0	/* Major ID unused on systems with devfs */
- #endif
- 
- #ifdef __NetBSD__
-@@ -222,6 +219,89 @@ drm_public drmHashEntry *drmGetEntry(int fd)
-     return entry;
- }
- 
-+static int drmGetMinorBase(int type)
-+{
-+    switch (type) {
-+        case DRM_NODE_PRIMARY:
-+        case DRM_NODE_CONTROL:
-+        case DRM_NODE_RENDER:
-+            return type << 6;
-+        default:
-+            return -1;
-+    };
-+}
-+
-+static int drmGetMinorType(int minor)
-+{
-+    if (minor < 0)
-+        return -1;
-+
-+    int type = minor >> 6;
-+    switch (type) {
-+        case DRM_NODE_PRIMARY:
-+        case DRM_NODE_CONTROL:
-+        case DRM_NODE_RENDER:
-+            return type;
-+        default:
-+            return -1;
-+    }
-+}
-+
-+#ifdef __linux__
-+static const char *drmGetMinorName(int type)
-+{
-+    switch (type) {
-+        case DRM_NODE_PRIMARY:
-+            return DRM_PRIMARY_MINOR_NAME;
-+        case DRM_NODE_CONTROL:
-+            return DRM_CONTROL_MINOR_NAME;
-+        case DRM_NODE_RENDER:
-+            return DRM_RENDER_MINOR_NAME;
-+        default:
-+            return NULL;
-+    }
-+}
-+#endif
-+
-+static const char *drmGetDeviceName(int type)
-+{
-+    switch (type) {
-+        case DRM_NODE_PRIMARY:
-+            return DRM_DEV_NAME;
-+        case DRM_NODE_CONTROL:
-+            return DRM_CONTROL_DEV_NAME;
-+        case DRM_NODE_RENDER:
-+            return DRM_RENDER_DEV_NAME;
-+        default:
-+            return NULL;
-+    }
-+}
-+
-+static int drmGetNodeNumber(const char *name)
-+{
-+    size_t name_len = strnlen(name, DRM_NODE_NAME_MAX);
-+    while (name_len && isdigit(name[name_len - 1]))
-+        --name_len;
-+    return strtol(name + name_len, NULL, 10);
-+}
-+
-+static int drmGetNodeType(const char *name)
-+{
-+    if (strncmp(name, DRM_PRIMARY_MINOR_NAME,
-+                sizeof(DRM_PRIMARY_MINOR_NAME) - 1) == 0)
-+        return DRM_NODE_PRIMARY;
-+
-+    if (strncmp(name, DRM_CONTROL_MINOR_NAME,
-+                sizeof(DRM_CONTROL_MINOR_NAME ) - 1) == 0)
-+        return DRM_NODE_CONTROL;
-+
-+    if (strncmp(name, DRM_RENDER_MINOR_NAME,
-+                sizeof(DRM_RENDER_MINOR_NAME) - 1) == 0)
-+        return DRM_NODE_RENDER;
-+
-+    return -1;
-+}
-+
- /**
-  * Compare two busid strings
-  *
-@@ -326,8 +406,8 @@ static int chown_check_return(const char *path, uid_t 
- static int drmOpenDevice(dev_t dev, int minor, int type)
- {
-     stat_t          st;
--    const char      *dev_name;
--    char            buf[64];
-+    const char      *dev_name = drmGetDeviceName(type);
-+    char            buf[DRM_NODE_NAME_MAX];
-     int             fd;
-     mode_t          devmode = DRM_DEV_MODE, serv_mode;
-     gid_t           serv_group;
-@@ -335,21 +415,14 @@ static int drmOpenDevice(dev_t dev, int minor, int typ
-     gid_t           group   = DRM_DEV_GID;
- #endif
- 
--    switch (type) {
--    case DRM_NODE_PRIMARY:
--        dev_name = DRM_DEV_NAME;
--        break;
--    case DRM_NODE_CONTROL:
--        dev_name = DRM_CONTROL_DEV_NAME;
--        break;
--    case DRM_NODE_RENDER:
--        dev_name = DRM_RENDER_DEV_NAME;
--        break;
--    default:
-+    if (!dev_name)
-         return -EINVAL;
--    };
- 
-+#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__)
-+    sprintf(buf, dev_name, DRM_DIR_NAME, minor + drmGetMinorBase(type));
-+#else
-     sprintf(buf, dev_name, DRM_DIR_NAME, minor);
-+#endif
-     drmMsg("drmOpenDevice: node name is %s\n", buf);
- 
-     if (drm_server_info && drm_server_info->get_perms) {
-@@ -453,27 +526,20 @@ wait_for_udev:
- static int drmOpenMinor(int minor, int create, int type)
- {
-     int  fd;
--    char buf[64];
--    const char *dev_name;
-+    char buf[DRM_NODE_NAME_MAX];
-+    const char *dev_name = drmGetDeviceName(type);
- 
-     if (create)
-         return drmOpenDevice(makedev(DRM_MAJOR, minor), minor, type);
- 
--    switch (type) {
--    case DRM_NODE_PRIMARY:
--        dev_name = DRM_DEV_NAME;
--        break;
--    case DRM_NODE_CONTROL:
--        dev_name = DRM_CONTROL_DEV_NAME;
--        break;
--    case DRM_NODE_RENDER:
--        dev_name = DRM_RENDER_DEV_NAME;
--        break;
--    default:
-+    if (!dev_name)
-         return -EINVAL;
--    };
- 
-+#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__)
-+    sprintf(buf, dev_name, DRM_DIR_NAME, minor + drmGetMinorBase(type));
-+#else
-     sprintf(buf, dev_name, DRM_DIR_NAME, minor);
-+#endif
-     if ((fd = open(buf, O_RDWR | O_CLOEXEC, 0)) >= 0)
-         return fd;
-     return -errno;
-@@ -514,51 +580,6 @@ drm_public int drmAvailable(void)
-     return retval;
- }
- 
--static int drmGetMinorBase(int type)
--{
--    switch (type) {
--    case DRM_NODE_PRIMARY:
--        return 0;
--    case DRM_NODE_CONTROL:
--        return 64;
--    case DRM_NODE_RENDER:
--        return 128;
--    default:
--        return -1;
--    };
--}
--
--static int drmGetMinorType(int minor)
--{
--    int type = minor >> 6;
--
--    if (minor < 0)
--        return -1;
--
--    switch (type) {
--    case DRM_NODE_PRIMARY:
--    case DRM_NODE_CONTROL:
--    case DRM_NODE_RENDER:
--        return type;
--    default:
--        return -1;
--    }
--}
--
--static const char *drmGetMinorName(int type)
--{
--    switch (type) {
--    case DRM_NODE_PRIMARY:
--        return DRM_PRIMARY_MINOR_NAME;
--    case DRM_NODE_CONTROL:
--        return DRM_CONTROL_MINOR_NAME;
--    case DRM_NODE_RENDER:
--        return DRM_RENDER_MINOR_NAME;
--    default:
--        return NULL;
--    }
--}
--
- /**
-  * Open the device by bus ID.
-  *
-@@ -2743,28 +2764,22 @@ drm_public int drmDropMaster(int fd)
- 
- drm_public char *drmGetDeviceNameFromFd(int fd)
- {
--    char name[128];
--    struct stat sbuf;
--    dev_t d;
--    int i;
--
-     /* The whole drmOpen thing is a fiasco and we need to find a way
-      * back to just using open(2).  For now, however, lets just make
-      * things worse with even more ad hoc directory walking code to
-      * discover the device file name. */
- 
-+    stat_t sbuf;
-     fstat(fd, &sbuf);
--    d = sbuf.st_rdev;
-+    dev_t d = sbuf.st_rdev;
- 
--    for (i = 0; i < DRM_MAX_MINOR; i++) {
-+    for (int i = 0; i < DRM_MAX_MINOR; i++) {
-+        char name[DRM_NODE_NAME_MAX];
-         snprintf(name, sizeof name, DRM_DEV_NAME, DRM_DIR_NAME, i);
-         if (stat(name, &sbuf) == 0 && sbuf.st_rdev == d)
--            break;
-+            return strdup(name);
-     }
--    if (i == DRM_MAX_MINOR)
--        return NULL;
--
--    return strdup(name);
-+    return NULL;
- }
- 
- static bool drmNodeIsDRM(int maj, int min)
-@@ -2777,13 +2792,26 @@ static bool drmNodeIsDRM(int maj, int min)
-              maj, min);
-     return stat(path, &sbuf) == 0;
- #else
--    return maj == DRM_MAJOR;
-+    return !DRM_MAJOR || maj == DRM_MAJOR;
- #endif
- }
- 
- drm_public int drmGetNodeTypeFromFd(int fd)
- {
--    struct stat sbuf;
-+#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__)
-+    char *name = drmGetDeviceNameFromFd2(fd);
-+    if (!name) {
-+        errno = ENODEV;
-+        return -1;
-+    }
-+
-+    int type = drmGetNodeType(strrchr(name, '/') + 1);
-+    free(name);
-+    if (type < 0)
-+        errno = ENODEV;
-+    return type;
-+#else
-+    stat_t sbuf;
-     int maj, min, type;
- 
-     if (fstat(fd, &sbuf))
-@@ -2801,6 +2829,7 @@ drm_public int drmGetNodeTypeFromFd(int fd)
-     if (type == -1)
-         errno = ENODEV;
-     return type;
-+#endif
- }
- 
- drm_public int drmPrimeHandleToFD(int fd, uint32_t handle, uint32_t flags,
-@@ -2841,7 +2870,7 @@ static char *drmGetMinorNameForFD(int fd, int type)
- #ifdef __linux__
-     DIR *sysdir;
-     struct dirent *ent;
--    struct stat sbuf;
-+    stat_t sbuf;
-     const char *name = drmGetMinorName(type);
-     int len;
-     char dev_name[64], buf[64];
-@@ -2879,13 +2908,35 @@ static char *drmGetMinorNameForFD(int fd, int type)
- 
-     closedir(sysdir);
-     return NULL;
-+#elif defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__)
-+    const char *dev_name = drmGetDeviceName(type);
-+    if (!dev_name)
-+        return NULL;
-+
-+    char *name = drmGetDeviceNameFromFd2(fd);
-+    if (!name)
-+        return NULL;
-+
-+    int oldnum = drmGetNodeNumber(name);
-+    int oldtype = drmGetMinorType(oldnum);
-+    if (oldtype < 0) {
-+        free(name);
-+        return NULL;
-+    }
-+
-+    int newnum = oldnum - drmGetMinorBase(oldtype) + drmGetMinorBase(type);
-+    snprintf(name, DRM_NODE_NAME_MAX, dev_name, DRM_DIR_NAME, newnum);
-+    return name;
- #else
--    struct stat sbuf;
--    char buf[PATH_MAX + 1];
--    const char *dev_name;
-+    stat_t sbuf;
-+    char buf[DRM_NODE_NAME_MAX];
-+    const char *dev_name = drmGetDeviceName(type);
-     unsigned int maj, min;
-     int n, base;
- 
-+    if (!dev_name)
-+        return NULL;
-+
-     if (fstat(fd, &sbuf))
-         return NULL;
- 
-@@ -2895,20 +2946,6 @@ static char *drmGetMinorNameForFD(int fd, int type)
-     if (!drmNodeIsDRM(maj, min) || !S_ISCHR(sbuf.st_mode))
-         return NULL;
- 
--    switch (type) {
--    case DRM_NODE_PRIMARY:
--        dev_name = DRM_DEV_NAME;
--        break;
--    case DRM_NODE_CONTROL:
--        dev_name = DRM_CONTROL_DEV_NAME;
--        break;
--    case DRM_NODE_RENDER:
--        dev_name = DRM_RENDER_DEV_NAME;
--        break;
--    default:
--        return NULL;
--    };
--
-     base = drmGetMinorBase(type);
-     if (base < 0)
-         return NULL;
-@@ -3032,7 +3069,7 @@ static int drmParseSubsystemType(int maj, int min)
-     }
- 
-     return -EINVAL;
--#elif defined(__OpenBSD__) || defined(__DragonFly__)
-+#elif defined(__OpenBSD__) || defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__)
-     return DRM_BUS_PCI;
- #else
- #warning "Missing implementation of drmParseSubsystemType"
-@@ -3035,7 +3072,8 @@ get_pci_path(int maj, int min, char *pci_path)
-         *term = 0;
- }
- 
--static int drmParsePciBusInfo(int maj, int min, drmPciBusInfoPtr info)
-+static int drmParsePciBusInfo(const char *node, int node_type,
-+                              int maj, int min, drmPciBusInfoPtr info)
- {
- #ifdef __linux__
-     unsigned int domain, bus, dev, func;
-@@ -3084,6 +3122,60 @@ static int drmParsePciBusInfo(int maj, int min, drmPci
-     info->func = pinfo.func;
- 
-     return 0;
-+#elif defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__)
-+    /*
-+     * Only the primary nodes can be mapped to hw.dri.%i via major/minor
-+     * Determine the primary node by offset and use its major/minor pair
-+     */
-+    if (node_type != DRM_NODE_PRIMARY) {
-+        char name[DRM_NODE_NAME_MAX];
-+        snprintf(name, sizeof(name), DRM_DEV_NAME, DRM_DIR_NAME,
-+                 drmGetNodeNumber(node) - drmGetMinorBase(node_type));
-+
-+        stat_t sbuf;
-+        if (stat(name, &sbuf))
-+            return -errno;
-+
-+        maj = major(sbuf.st_rdev);
-+        min = minor(sbuf.st_rdev);
-+    }
-+    /*
-+     * Major/minor appear after the driver name in the hw.dri.%i.name node
-+     * Find the node with matching major/minor pair and parse the bus ID,
-+     * which may be after the name or may be alone in hw.dri.%i.busid
-+     */
-+    #define bus_fmt "pci:%04x:%02x:%02x.%u"
-+    #define name_fmt "%*s %x " bus_fmt
-+    for (int i = 0; i < DRM_MAX_MINOR; ++i) {
-+        char name[16], value[256];
-+        size_t length = sizeof(value);
-+        snprintf(name, sizeof(name), "hw.dri.%i.name", i);
-+        if (sysctlbyname(name, value, &length, NULL, 0))
-+            continue;
-+
-+        value[length] = '\0';
-+        unsigned int rdev = 0, domain = 0, bus = 0, slot = 0, func = 0;
-+        int vals = sscanf(value, name_fmt, &rdev, &domain, &bus, &slot, &func);
-+
-+	if (vals >= 1 && rdev == makedev(maj,min)) {
-+            if (vals < 5) {
-+                /* busid not in the name, try busid */
-+                length = sizeof(value);
-+                snprintf(name, sizeof(name), "hw.dri.%i.busid", i);
-+                if (sysctlbyname(name, value, &length, NULL, 0))
-+                    break;
-+                value[length] = '\0';
-+                if (sscanf(value, bus_fmt, &domain, &bus, &slot, &func) != 4)
-+                    break;
-+            }
-+            info->domain = domain;
-+            info->bus = bus;
-+            info->dev = slot;
-+            info->func = func;
-+            return 0;
-+        }
-+    }
-+    return -ENODEV;
- #else
- #warning "Missing implementation of drmParsePciBusInfo"
-     return -EINVAL;
-@@ -3118,32 +3210,6 @@ drm_public int drmDevicesEqual(drmDevicePtr a, drmDevi
-     return 0;
- }
- 
--static int drmGetNodeType(const char *name)
--{
--    if (strncmp(name, DRM_PRIMARY_MINOR_NAME,
--        sizeof(DRM_PRIMARY_MINOR_NAME) - 1) == 0)
--        return DRM_NODE_PRIMARY;
--
--    if (strncmp(name, DRM_CONTROL_MINOR_NAME,
--        sizeof(DRM_CONTROL_MINOR_NAME ) - 1) == 0)
--        return DRM_NODE_CONTROL;
--
--    if (strncmp(name, DRM_RENDER_MINOR_NAME,
--        sizeof(DRM_RENDER_MINOR_NAME) - 1) == 0)
--        return DRM_NODE_RENDER;
--
--    return -EINVAL;
--}
--
--static int drmGetMaxNodeName(void)
--{
--    return sizeof(DRM_DIR_NAME) +
--           MAX3(sizeof(DRM_PRIMARY_MINOR_NAME),
--                sizeof(DRM_CONTROL_MINOR_NAME),
--                sizeof(DRM_RENDER_MINOR_NAME)) +
--           3 /* length of the node number */;
--}
--
- #ifdef __linux__
- static int parse_separate_sysfs_files(int maj, int min,
-                                       drmPciDeviceInfoPtr device,
-@@ -3216,6 +3282,7 @@ static int parse_config_sysfs_file(int maj, int min,
- #endif
- 
- static int drmParsePciDeviceInfo(int maj, int min,
-+                                 drmPciBusInfoPtr info,
-                                  drmPciDeviceInfoPtr device,
-                                  uint32_t flags)
- {
-@@ -3252,6 +3319,43 @@ static int drmParsePciDeviceInfo(int maj, int min,
-     device->subdevice_id = pinfo.subdevice_id;
- 
-     return 0;
-+#elif defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__)
-+    struct pci_conf_io pc;
-+    struct pci_match_conf patterns[1];
-+    struct pci_conf results[1];
-+
-+    int fd = open("/dev/pci", O_RDONLY, 0);
-+    if (fd < 0)
-+        return -errno;
-+
-+    bzero(&patterns, sizeof(patterns));
-+    patterns[0].pc_sel.pc_domain = info->domain;
-+    patterns[0].pc_sel.pc_bus = info->bus;
-+    patterns[0].pc_sel.pc_dev = info->dev;
-+    patterns[0].pc_sel.pc_func = info->func;
-+    patterns[0].flags = PCI_GETCONF_MATCH_DOMAIN | PCI_GETCONF_MATCH_BUS
-+                      | PCI_GETCONF_MATCH_DEV | PCI_GETCONF_MATCH_FUNC;
-+    bzero(&pc, sizeof(struct pci_conf_io));
-+    pc.num_patterns = 1;
-+    pc.pat_buf_len = sizeof(patterns);
-+    pc.patterns = patterns;
-+    pc.match_buf_len = sizeof(results);
-+    pc.matches = results;
-+
-+    if (ioctl(fd, PCIOCGETCONF, &pc) || pc.status == PCI_GETCONF_ERROR) {
-+        int error = errno;
-+        close(fd);
-+        return -error;
-+    }
-+    close(fd);
-+
-+    device->vendor_id = results[0].pc_vendor;
-+    device->device_id = results[0].pc_device;
-+    device->subvendor_id = results[0].pc_subvendor;
-+    device->subdevice_id = results[0].pc_subdevice;
-+    device->revision_id = results[0].pc_revid;
-+
-+    return 0;
- #else
- #warning "Missing implementation of drmParsePciDeviceInfo"
-     return -EINVAL;
-@@ -3332,7 +3436,7 @@ static drmDevicePtr drmDeviceAlloc(unsigned int type, 
-     unsigned int i;
-     char *ptr;
- 
--    max_node_length = ALIGN(drmGetMaxNodeName(), sizeof(void *));
-+    max_node_length = ALIGN(DRM_NODE_NAME_MAX, sizeof(void *));
-     extra = DRM_NODE_MAX * (sizeof(void *) + max_node_length);
- 
-     size = sizeof(*device) + extra + bus_size + device_size;
-@@ -3378,7 +3482,7 @@ static int drmProcessPciDevice(drmDevicePtr *device,
- 
-     dev->businfo.pci = (drmPciBusInfoPtr)addr;
- 
--    ret = drmParsePciBusInfo(maj, min, dev->businfo.pci);
-+    ret = drmParsePciBusInfo(node, node_type, maj, min, dev->businfo.pci);
-     if (ret)
-         goto free_device;
- 
-@@ -3387,7 +3491,7 @@ static int drmProcessPciDevice(drmDevicePtr *device,
-         addr += sizeof(drmPciBusInfo);
-         dev->deviceinfo.pci = (drmPciDeviceInfoPtr)addr;
- 
--        ret = drmParsePciDeviceInfo(maj, min, dev->deviceinfo.pci, flags);
-+        ret = drmParsePciDeviceInfo(maj, min, dev->businfo.pci, dev->deviceinfo.pci, flags);
-         if (ret)
-             goto free_device;
-     }
-@@ -3727,8 +3831,8 @@ process_device(drmDevicePtr *device, const char *d_nam
-                int req_subsystem_type,
-                bool fetch_deviceinfo, uint32_t flags)
- {
--    struct stat sbuf;
--    char node[PATH_MAX + 1];
-+    stat_t sbuf;
-+    char node[DRM_NODE_NAME_MAX];
-     int node_type, subsystem_type;
-     unsigned int maj, min;
- 
-@@ -3736,7 +3840,7 @@ process_device(drmDevicePtr *device, const char *d_nam
-     if (node_type < 0)
-         return -1;
- 
--    snprintf(node, PATH_MAX, "%s/%s", DRM_DIR_NAME, d_name);
-+    snprintf(node, sizeof(node), "%s/%s", DRM_DIR_NAME, d_name);
-     if (stat(node, &sbuf))
-         return -1;
- 
-@@ -3784,7 +3888,7 @@ static void drmFoldDuplicatedDevices(drmDevicePtr loca
-                 local_devices[i]->available_nodes |= local_devices[j]->available_nodes;
-                 node_type = log2(local_devices[j]->available_nodes);
-                 memcpy(local_devices[i]->nodes[node_type],
--                       local_devices[j]->nodes[node_type], drmGetMaxNodeName());
-+                       local_devices[j]->nodes[node_type], DRM_NODE_NAME_MAX);
-                 drmFreeDevice(&local_devices[j]);
-             }
-         }
-@@ -3824,7 +3928,7 @@ drm_device_has_rdev(drmDevicePtr device, dev_t find_rd
-  * Get information about the opened drm device
-  *
-  * \param fd file descriptor of the drm device
-- * \param flags feature/behaviour bitmask
-+ * \param flags feature/behavior bitmask
-  * \param device the address of a drmDevicePtr where the information
-  *               will be allocated in stored
-  *
-@@ -3842,8 +3946,8 @@ drm_public int drmGetDevice2(int fd, uint32_t flags, d
-      * Avoid stat'ing all of /dev needlessly by implementing this custom path.
-      */
-     drmDevicePtr     d;
--    struct stat      sbuf;
--    char             node[PATH_MAX + 1];
-+    stat_t           sbuf;
-+    char             node[DRM_NODE_NAME_MAX];
-     const char      *dev_name;
-     int              node_type, subsystem_type;
-     int              maj, min, n, ret, base;
-@@ -3864,26 +3968,16 @@ drm_public int drmGetDevice2(int fd, uint32_t flags, d
-     if (node_type == -1)
-         return -ENODEV;
- 
--    switch (node_type) {
--    case DRM_NODE_PRIMARY:
--        dev_name = DRM_DEV_NAME;
--        break;
--    case DRM_NODE_CONTROL:
--        dev_name = DRM_CONTROL_DEV_NAME;
--        break;
--    case DRM_NODE_RENDER:
--        dev_name = DRM_RENDER_DEV_NAME;
--        break;
--    default:
-+    dev_name = drmGetDeviceName(node_type);
-+    if (!dev_name)
-         return -EINVAL;
--    };
- 
-     base = drmGetMinorBase(node_type);
-     if (base < 0)
-         return -EINVAL;
- 
--    n = snprintf(node, PATH_MAX, dev_name, DRM_DIR_NAME, min - base);
--    if (n == -1 || n >= PATH_MAX)
-+    n = snprintf(node, sizeof(node), dev_name, DRM_DIR_NAME, min - base);
-+    if (n == -1 || n >= sizeof(node))
-       return -errno;
-     if (stat(node, &sbuf))
-         return -EINVAL;
-@@ -3989,7 +4083,7 @@ drm_public int drmGetDevice(int fd, drmDevicePtr *devi
- /**
-  * Get drm devices on the system
-  *
-- * \param flags feature/behaviour bitmask
-+ * \param flags feature/behavior bitmask
-  * \param devices the array of devices with drmDevicePtr elements
-  *                can be NULL to get the device number first
-  * \param max_devices the maximum number of devices for the array
-@@ -4074,7 +4168,7 @@ drm_public int drmGetDevices(drmDevicePtr devices[], i
- drm_public char *drmGetDeviceNameFromFd2(int fd)
- {
- #ifdef __linux__
--    struct stat sbuf;
-+    stat_t sbuf;
-     char path[PATH_MAX + 1], *value;
-     unsigned int maj, min;
- 
-@@ -4097,9 +4191,26 @@ drm_public char *drmGetDeviceNameFromFd2(int fd)
-     free(value);
- 
-     return strdup(path);
-+#elif defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__)
-+    stat_t sbuf;
-+    if (fstat(fd, &sbuf))
-+        return NULL;
-+
-+    dev_t rdev = sbuf.st_rdev;
-+    /* minor numbers don't depend on node name suffix, search for a match */
-+    for (int i = 0; i < DRM_MAX_MINOR; ++i) {
-+        char node[DRM_NODE_NAME_MAX];
-+        for (int j = 0; j < DRM_NODE_MAX; ++j) {
-+            snprintf(node, sizeof(node), drmGetDeviceName(j),
-+                     DRM_DIR_NAME, drmGetMinorBase(j) + i);
-+            if (stat(node, &sbuf) == 0 && sbuf.st_rdev == rdev)
-+                return strdup(node);
-+        }
-+    }
-+    return NULL;
- #else
--    struct stat      sbuf;
--    char             node[PATH_MAX + 1];
-+    stat_t           sbuf;
-+    char             node[DRM_NODE_NAME_MAX];
-     const char      *dev_name;
-     int              node_type;
-     int              maj, min, n, base;
-@@ -4117,26 +4228,16 @@ drm_public char *drmGetDeviceNameFromFd2(int fd)
-     if (node_type == -1)
-         return NULL;
- 
--    switch (node_type) {
--    case DRM_NODE_PRIMARY:
--        dev_name = DRM_DEV_NAME;
--        break;
--    case DRM_NODE_CONTROL:
--        dev_name = DRM_CONTROL_DEV_NAME;
--        break;
--    case DRM_NODE_RENDER:
--        dev_name = DRM_RENDER_DEV_NAME;
--        break;
--    default:
-+    dev_name = drmGetDeviceName(node_type);
-+    if (!dev_name)
-         return NULL;
--    };
- 
-     base = drmGetMinorBase(node_type);
-     if (base < 0)
-         return NULL;
- 
--    n = snprintf(node, PATH_MAX, dev_name, DRM_DIR_NAME, min - base);
--    if (n == -1 || n >= PATH_MAX)
-+    n = snprintf(node, sizeof(node), dev_name, DRM_DIR_NAME, min - base);
-+    if (n == -1 || n >= sizeof(node))
-       return NULL;
- 
-     return strdup(node);
diff --git graphics/libdrm/files/patch-xf86drm.h graphics/libdrm/files/patch-xf86drm.h
deleted file mode 100644
index 177ddd95b7d7..000000000000
--- graphics/libdrm/files/patch-xf86drm.h
+++ /dev/null
@@ -1,36 +0,0 @@
---- xf86drm.h.orig	2018-03-05 21:06:45 UTC
-+++ xf86drm.h
-@@ -78,16 +78,26 @@ extern "C" {
- 
- #ifdef __OpenBSD__
- #define DRM_DIR_NAME  "/dev"
--#define DRM_DEV_NAME  "%s/drm%d"
--#define DRM_CONTROL_DEV_NAME  "%s/drmC%d"
--#define DRM_RENDER_DEV_NAME  "%s/drmR%d"
-+#define DRM_PRIMARY_MINOR_NAME  "drm"
-+#define DRM_CONTROL_MINOR_NAME  "drmC"
-+#define DRM_RENDER_MINOR_NAME   "drmR"
- #else
- #define DRM_DIR_NAME  "/dev/dri"
--#define DRM_DEV_NAME  "%s/card%d"
--#define DRM_CONTROL_DEV_NAME  "%s/controlD%d"
--#define DRM_RENDER_DEV_NAME  "%s/renderD%d"
--#define DRM_PROC_NAME "/proc/dri/" /* For backward Linux compatibility */
-+#define DRM_PRIMARY_MINOR_NAME  "card"
-+#define DRM_CONTROL_MINOR_NAME  "controlD"
-+#define DRM_RENDER_MINOR_NAME   "renderD"
- #endif
-+
-+#define DRM_DEV_NAME  "%s/" DRM_PRIMARY_MINOR_NAME "%d"
-+#define DRM_CONTROL_DEV_NAME  "%s/" DRM_CONTROL_MINOR_NAME "%d"
-+#define DRM_RENDER_DEV_NAME  "%s/" DRM_RENDER_MINOR_NAME "%d"
-+
-+#define DRM_NODE_NAME_MAX                   \
-+    (sizeof(DRM_DIR_NAME) +                 \
-+     MAX3(sizeof(DRM_PRIMARY_MINOR_NAME),   \
-+         sizeof(DRM_CONTROL_MINOR_NAME),    \
-+         sizeof(DRM_RENDER_MINOR_NAME))     \
-+    + 3) /* length of the node number */
- 
- #define DRM_ERR_NO_DEVICE  (-1001)
- #define DRM_ERR_NO_ACCESS  (-1002)
diff --git graphics/libdrm/files/patch-xf86drmMode.c graphics/libdrm/files/patch-xf86drmMode.c
deleted file mode 100644
index e9db81d194d6..000000000000
--- graphics/libdrm/files/patch-xf86drmMode.c
+++ /dev/null
@@ -1,100 +0,0 @@
---- xf86drmMode.c.orig	2018-10-04 14:50:03 UTC
-+++ xf86drmMode.c
-@@ -43,6 +43,7 @@
- #include <stdlib.h>
- #include <sys/ioctl.h>
- #ifdef HAVE_SYS_SYSCTL_H
-+#include <sys/types.h>
- #include <sys/sysctl.h>
- #endif
- #include <stdio.h>
-@@ -799,41 +800,59 @@ drm_public int drmCheckModesettingSupported(const char
- 	closedir(sysdir);
- 	if (found)
- 		return 0;
--#elif defined (__FreeBSD__) || defined (__FreeBSD_kernel__)
--	char kbusid[1024], sbusid[1024];
--	char oid[128];
--	int domain, bus, dev, func;
--	int i, modesetting, ret;
--	size_t len;
-+#elif defined (__FreeBSD__) || defined (__FreeBSD_kernel__) || defined (__DragonFly__)
-+	#define bus_fmt "pci:%04x:%02x:%02x.%u"
-+	#define name_fmt "%*s %*s " bus_fmt
-+	unsigned int d1 = 0, b1 = 0, s1 = 0, f1 = 0;
-+	if (sscanf(busid, bus_fmt, &d1, &b1, &s1, &f1) != 4)
-+                return -EINVAL;
-+	/*
-+	 * hw.dri.%i.bus is not always present and hw.dri.%i.name does not
-+	 * always contain the busid, so try both for best chance of success
-+	 */
-+	for (int i = 0; i < DRM_MAX_MINOR; ++i) {
-+		char name[22], value[256];
-+		size_t length = sizeof(value);
-+		snprintf(name, sizeof(name), "hw.dri.%i.name", i);
-+		if (sysctlbyname(name, value, &length, NULL, 0))
-+			continue;
- 
--	ret = sscanf(busid, "pci:%04x:%02x:%02x.%d", &domain, &bus, &dev,
--	    &func);
--	if (ret != 4)
--		return -EINVAL;
--	snprintf(kbusid, sizeof(kbusid), "pci:%04x:%02x:%02x.%d", domain, bus,
--	    dev, func);
-+		value[length] = '\0';
-+		unsigned int d2 = 0, b2 = 0, s2 = 0, f2 = 0;
-+		switch (sscanf(value, name_fmt, &d2, &b2, &s2, &f2)) {
-+		case 0: /* busid not in the name, try busid */
-+			length = sizeof(value);
-+			snprintf(name, sizeof(name), "hw.dri.%i.busid", i);
-+			if (sysctlbyname(name, value, &length, NULL, 0))
-+				continue;
- 
--	/* How many GPUs do we expect in the machine ? */
--	for (i = 0; i < 16; i++) {
--		snprintf(oid, sizeof(oid), "hw.dri.%d.busid", i);
--		len = sizeof(sbusid);
--		ret = sysctlbyname(oid, sbusid, &len, NULL, 0);
--		if (ret == -1) {
--			if (errno == ENOENT)
-+			value[length] = '\0';
-+			if (sscanf(value, bus_fmt, &d2, &b2, &s2, &f2) != 4)
- 				continue;
--			return -EINVAL;
-+			/* fall through after parsing busid */
-+
-+		case 4: /* if we jumped here then busid was in the name */ 
-+			if (d1 == d2 && b1 == b2 && s1 == s2 && f1 == f2) {
-+			/*
-+			 * Confirm the drm driver for this device supports KMS,
-+			 * except on DragonFly where all the drm drivers do so
-+			 * but only hw.dri.0.modesetting is present
-+			 */ 
-+			#ifndef __DragonFly__
-+				int modesetting = 0;
-+				length = sizeof(modesetting);
-+				snprintf(name, sizeof(name), "hw.dri.%i.modesetting", i);
-+				if (sysctlbyname(name, &modesetting, &length, NULL, 0)
-+				 || length != sizeof(modesetting) || !modesetting)
-+					return -ENOSYS;
-+				else
-+			#endif
-+					return 0;
-+			}
-+		default:
-+			break;
- 		}
--		if (strcmp(sbusid, kbusid) != 0)
--			continue;
--		snprintf(oid, sizeof(oid), "hw.dri.%d.modesetting", i);
--		len = sizeof(modesetting);
--		ret = sysctlbyname(oid, &modesetting, &len, NULL, 0);
--		if (ret == -1 || len != sizeof(modesetting))
--			return -EINVAL;
--		return (modesetting ? 0 : -ENOSYS);
- 	}
--#elif defined(__DragonFly__)
--	return 0;
- #elif defined(__OpenBSD__)
- 	int	fd;
- 	struct drm_mode_card_res res;


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