xorg-x11-server/0003-Revert-linux-Make-platform-device-probe-less-fragile.patch
Troy Dawson 6c2dd5fc20 RHEL 9.0.0 Alpha bootstrap
The content of this branch was automatically imported from Fedora ELN
with the following as its source:
https://src.fedoraproject.org/rpms/xorg-x11-server#eaf442296937a83e622ce4995c5f33122bcd6f02
2020-10-15 14:12:16 -07:00

134 lines
5.0 KiB
Diff

From af4c84ce8855e84c0ad89b929bc972e884f0b8e3 Mon Sep 17 00:00:00 2001
From: Olivier Fourdan <ofourdan@redhat.com>
Date: Tue, 8 Sep 2020 10:03:33 +0200
Subject: [PATCH xserver 03/16] Revert "linux: Make platform device probe less
fragile"
This reverts commit 74b7427c41b4e4104af7abf70a996c086d3d7628.
https://gitlab.freedesktop.org/xorg/xserver/-/issues/1068
---
config/udev.c | 17 +++++------------
hw/xfree86/os-support/linux/lnx_platform.c | 20 ++++++++++++++++++--
2 files changed, 23 insertions(+), 14 deletions(-)
diff --git a/config/udev.c b/config/udev.c
index 8c6c4b666..3a73189e2 100644
--- a/config/udev.c
+++ b/config/udev.c
@@ -56,7 +56,7 @@ static struct udev_monitor *udev_monitor;
#ifdef CONFIG_UDEV_KMS
static void
-config_udev_odev_setup_attribs(struct udev_device *udev_device, const char *path, const char *syspath,
+config_udev_odev_setup_attribs(const char *path, const char *syspath,
int major, int minor,
config_odev_probe_proc_ptr probe_callback);
#endif
@@ -128,7 +128,7 @@ device_added(struct udev_device *udev_device)
LogMessage(X_INFO, "config/udev: Adding drm device (%s)\n", path);
- config_udev_odev_setup_attribs(udev_device, path, syspath, major(devnum),
+ config_udev_odev_setup_attribs(path, syspath, major(devnum),
minor(devnum), NewGPUDeviceRequest);
return;
}
@@ -322,7 +322,7 @@ device_removed(struct udev_device *device)
LogMessage(X_INFO, "config/udev: removing GPU device %s %s\n",
syspath, path);
- config_udev_odev_setup_attribs(device, path, syspath, major(devnum),
+ config_udev_odev_setup_attribs(path, syspath, major(devnum),
minor(devnum), DeleteGPUDeviceRequest);
/* Retry vtenter after a drm node removal */
systemd_logind_vtenter();
@@ -465,24 +465,17 @@ config_udev_fini(void)
#ifdef CONFIG_UDEV_KMS
static void
-config_udev_odev_setup_attribs(struct udev_device *udev_device, const char *path, const char *syspath,
+config_udev_odev_setup_attribs(const char *path, const char *syspath,
int major, int minor,
config_odev_probe_proc_ptr probe_callback)
{
struct OdevAttributes *attribs = config_odev_allocate_attributes();
- const char *value;
attribs->path = XNFstrdup(path);
attribs->syspath = XNFstrdup(syspath);
attribs->major = major;
attribs->minor = minor;
- value = udev_device_get_property_value(udev_device, "ID_PATH");
- if (value && !strncmp(value, "pci-", 4)) {
- attribs->busid = XNFstrdup(value);
- attribs->busid[3] = ':';
- }
-
/* ownership of attribs is passed to probe layer */
probe_callback(attribs);
}
@@ -523,7 +516,7 @@ config_udev_odev_probe(config_odev_probe_proc_ptr probe_callback)
else if (!check_seat(udev_device))
goto no_probe;
- config_udev_odev_setup_attribs(udev_device, path, syspath, major(devnum),
+ config_udev_odev_setup_attribs(path, syspath, major(devnum),
minor(devnum), probe_callback);
no_probe:
udev_device_unref(udev_device);
diff --git a/hw/xfree86/os-support/linux/lnx_platform.c b/hw/xfree86/os-support/linux/lnx_platform.c
index e62306219..70374ace8 100644
--- a/hw/xfree86/os-support/linux/lnx_platform.c
+++ b/hw/xfree86/os-support/linux/lnx_platform.c
@@ -23,13 +23,13 @@
static Bool
get_drm_info(struct OdevAttributes *attribs, char *path, int delayed_index)
{
+ drmSetVersion sv;
drmVersionPtr v;
+ char *buf;
int fd;
int err = 0;
Bool paused, server_fd = FALSE;
- LogMessage(X_INFO, "Platform probe for %s\n", attribs->syspath);
-
fd = systemd_logind_take_fd(attribs->major, attribs->minor, path, &paused);
if (fd != -1) {
if (paused) {
@@ -48,6 +48,18 @@ get_drm_info(struct OdevAttributes *attribs, char *path, int delayed_index)
if (fd == -1)
return FALSE;
+ sv.drm_di_major = 1;
+ sv.drm_di_minor = 4;
+ sv.drm_dd_major = -1; /* Don't care */
+ sv.drm_dd_minor = -1; /* Don't care */
+
+ err = drmSetInterfaceVersion(fd, &sv);
+ if (err) {
+ xf86Msg(X_ERROR, "%s: failed to set DRM interface version 1.4: %s\n",
+ path, strerror(-err));
+ goto out;
+ }
+
/* for a delayed probe we've already added the device */
if (delayed_index == -1) {
xf86_add_platform_device(attribs, FALSE);
@@ -57,6 +69,10 @@ get_drm_info(struct OdevAttributes *attribs, char *path, int delayed_index)
if (server_fd)
xf86_platform_devices[delayed_index].flags |= XF86_PDEV_SERVER_FD;
+ buf = drmGetBusid(fd);
+ xf86_platform_odev_attributes(delayed_index)->busid = XNFstrdup(buf);
+ drmFreeBusid(buf);
+
v = drmGetVersion(fd);
if (!v) {
xf86Msg(X_ERROR, "%s: failed to query DRM version\n", path);
--
2.28.0