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0c2a7d5077
open-vm-tools/open-vm-tools-fix-kms-autodetection.patch
Simone Caronni 0c2a7d5077 Backport patch for KMS autodetection
2021-06-03 15:34:46 +02:00

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diff -Naur open-vm-tools-11.2.5-17337674.old/services/plugins/resolutionSet/resolutionCommon.c open-vm-tools-11.2.5-17337674/services/plugins/resolutionSet/resolutionCommon.c
--- open-vm-tools-11.2.5-17337674.old/services/plugins/resolutionSet/resolutionCommon.c 2020-12-17 21:11:31.000000000 +0100
+++ open-vm-tools-11.2.5-17337674/services/plugins/resolutionSet/resolutionCommon.c 2021-06-01 13:39:55.989687060 +0200
@@ -42,25 +42,8 @@
/* Required DRM version for resolutionKMS */
#define RESOLUTION_DRM_MAJOR 2
-#define RESOLUTION_DRM_MINOR 12
+#define RESOLUTION_DRM_MINOR 14
-/* Required Xorg driver version for resolutionKMS default on */
-#define RESOLUTION_XORG_MAJOR 13
-#define RESOLUTION_XORG_MINOR 2
-
-/* Recognition token for Xorg driver version scanner */
-#define RESOLUTION_XORG_VERSTRING "version="
-
-/*
- * Xorg driver file names to scan for. Only the first found will be
- * scanned for version info.
- */
-static const char *driverNames[]= {
- "/usr/lib64/xorg/modules/drivers/vmware_drv.so",
- "/usr/lib/xorg/modules/drivers/vmware_drv.so"
-};
-
-static const int numDriverNames = 2;
/*
*-----------------------------------------------------------------------------
@@ -106,52 +89,52 @@
*/
enumerate = udev_enumerate_new(udev);
if (udev_enumerate_add_match_subsystem(enumerate, "drm"))
- goto outErr;
+ goto outErr;
if (udev_enumerate_add_match_property(enumerate, "DEVTYPE", "drm_minor"))
- goto outErr;
+ goto outErr;
if (udev_enumerate_scan_devices(enumerate))
- goto outErr;
+ goto outErr;
devices = udev_enumerate_get_list_entry(enumerate);
udev_list_entry_foreach(devListEntry, devices) {
- const char *path, *vendor, *device;
- struct udev_device *parent;
+ const char *path, *vendor, *device;
+ struct udev_device *parent;
- path = udev_list_entry_get_name(devListEntry);
- if (!path)
- continue;
- if (!strstr(path, node))
- continue;
-
- dev = udev_device_new_from_syspath(udev, path);
- if (!dev)
- goto outErr;
-
- parent = udev_device_get_parent_with_subsystem_devtype(dev,
- "pci",
- NULL);
- if (!parent)
- goto skipCheck;
-
- vendor = udev_device_get_sysattr_value(parent, "vendor");
- device = udev_device_get_sysattr_value(parent, "device");
- if (!vendor || !device)
- goto skipCheck;
-
- if (strcmp(vendor, RESOLUTION_VENDOR) ||
- strcmp(device, RESOLUTION_DEVICE))
- goto skipCheck;
-
- devNode = udev_device_get_devnode(dev);
- if (!devNode)
- goto outFound;
-
- fd = open(devNode, O_RDWR);
- udev_device_unref(dev);
- break;
+ path = udev_list_entry_get_name(devListEntry);
+ if (!path)
+ continue;
+ if (!strstr(path, node))
+ continue;
+
+ dev = udev_device_new_from_syspath(udev, path);
+ if (!dev)
+ goto outErr;
+
+ parent = udev_device_get_parent_with_subsystem_devtype(dev,
+ "pci",
+ NULL);
+ if (!parent)
+ goto skipCheck;
+
+ vendor = udev_device_get_sysattr_value(parent, "vendor");
+ device = udev_device_get_sysattr_value(parent, "device");
+ if (!vendor || !device)
+ goto skipCheck;
+
+ if (strcmp(vendor, RESOLUTION_VENDOR) ||
+ strcmp(device, RESOLUTION_DEVICE))
+ goto skipCheck;
+
+ devNode = udev_device_get_devnode(dev);
+ if (!devNode)
+ goto outFound;
+
+ fd = open(devNode, O_RDWR);
+ udev_device_unref(dev);
+ break;
skipCheck:
- udev_device_unref(dev);
+ udev_device_unref(dev);
}
udev_enumerate_unref(enumerate);
@@ -199,23 +182,25 @@
static int
resolutionDRMCheckVersion(int fd) // IN: An open DRM file descriptor.
{
- drmVersionPtr ver = drmGetVersion(fd);
+ drmVersionPtr ver = drmGetVersion(fd);
- if (!ver) {
- g_debug("%s: Failed to get DRM version.\n", __func__);
- return -1;
- }
+ if (!ver) {
+ g_debug("%s: Failed to get DRM version.\n", __func__);
+ return -1;
+ }
- if (ver->version_major != RESOLUTION_DRM_MAJOR ||
- ver->version_minor < RESOLUTION_DRM_MINOR) {
- g_debug("%s: Insufficient DRM version %d.%d for resolutionKMS.\n",
- __func__, ver->version_major, ver->version_minor);
- drmFreeVersion(ver);
- return -1;
- }
+ if (ver->version_major != RESOLUTION_DRM_MAJOR ||
+ ver->version_minor < RESOLUTION_DRM_MINOR) {
+ g_debug("%s: Insufficient DRM version %d.%d for resolutionKMS.\n",
+ __func__, ver->version_major, ver->version_minor);
+ drmFreeVersion(ver);
+ return -1;
+ }
+ g_debug("%s: DRM version %d.%d.\n",
+ __func__, ver->version_major, ver->version_minor);
- drmFreeVersion(ver);
- return 0;
+ drmFreeVersion(ver);
+ return 0;
}
@@ -241,27 +226,27 @@
static int
resolutionDRMRPrimaryCheckOpen(void)
{
- int fd = -1;
+ int fd = -1;
- fd = resolutionOpenDRM("renderD");
- if (fd < 0) {
- g_debug("%s: Failed to open DRM render node.\n", __func__);
- fd = resolutionOpenDRM("card");
- if (fd >= 0)
- (void) drmDropMaster(fd);
- }
- if (fd < 0) {
- g_debug("%s: Failed to open DRM card node.\n", __func__);
- goto outErr;
- }
+ fd = resolutionOpenDRM("renderD");
+ if (fd < 0) {
+ g_debug("%s: Failed to open DRM render node.\n", __func__);
+ fd = resolutionOpenDRM("card");
+ if (fd >= 0)
+ (void) drmDropMaster(fd);
+ }
+ if (fd < 0) {
+ g_debug("%s: Failed to open DRM card node.\n", __func__);
+ goto outErr;
+ }
- if (!resolutionDRMCheckVersion(fd)) {
- return fd;
- }
+ if (!resolutionDRMCheckVersion(fd)) {
+ return fd;
+ }
- close(fd);
- outErr:
- return -1;
+ close(fd);
+outErr:
+ return -1;
}
@@ -288,60 +273,43 @@
resolutionCheckForKMS(ToolsAppCtx *ctx) // IN: The ToolsAppCtx for
// configuration db access.
{
- GError *err = NULL;
- gboolean doResolutionKMS;
- int fd;
-
- doResolutionKMS = g_key_file_get_boolean(ctx->config, "resolutionKMS",
- "enable", &err);
- if (err) {
- /*
- * If there is nothing in the configuration file, require
- * at least Xorg driver version 13.2.0, which has the autolayout
- * feature, to enable resolutionKMS.
- */
- int major, minor, level;
- g_clear_error(&err);
- doResolutionKMS = FALSE;
- if (!resolutionXorgDriverVersion(numDriverNames, driverNames,
- RESOLUTION_XORG_VERSTRING, &major,
- &minor, &level) &&
- (major > RESOLUTION_XORG_MAJOR ||
- (major == RESOLUTION_XORG_MAJOR &&
- minor >= RESOLUTION_XORG_MINOR))) {
- doResolutionKMS = TRUE;
- g_debug("%s: ResolutionKMS enabled based on Xorg driver version.\n",
- __func__);
- } else {
- g_debug("%s: ResolutionKMS disabled. (No configuration).\n",
- __func__);
- doResolutionKMS = FALSE;
- }
- } else {
- g_debug("%s: ResolutionKMS %s using configuration file info.\n",
- __func__, (doResolutionKMS) ? "enabled" : "disabled");
- }
+ GError *err = NULL;
+ gboolean doResolutionKMS;
+ int fd;
+
+ doResolutionKMS = g_key_file_get_boolean(ctx->config, "resolutionKMS",
+ "enable", &err);
+ if (err) {
+ g_clear_error(&err);
+ /*
+ * We are going to try to see if we can load a valid vmwgfx
+ */
+ doResolutionKMS = TRUE;
+ } else {
+ g_debug("%s: ResolutionKMS %s using configuration file info.\n",
+ __func__, (doResolutionKMS) ? "enabled" : "disabled");
+ }
- if (!doResolutionKMS)
- return -1;
+ if (!doResolutionKMS)
+ return -1;
- if (resolutionDLOpen()) {
- g_warning("%s: Failed to find needed system libraries for "
- "resolutionKMS.\n", __func__);
- return -1;
- } else {
- g_message("%s: dlopen succeeded.\n", __func__);
- }
+ if (resolutionDLOpen()) {
+ g_warning("%s: Failed to find needed system libraries for "
+ "resolutionKMS.\n", __func__);
+ return -1;
+ } else {
+ g_message("%s: dlopen succeeded.\n", __func__);
+ }
- fd = resolutionDRMRPrimaryCheckOpen();
+ fd = resolutionDRMRPrimaryCheckOpen();
- if (fd < 0)
- g_warning("%s: No system support for resolutionKMS.\n", __func__);
- else
- g_message("%s: System support available for resolutionKMS.\n",
- __func__);
+ if (fd < 0)
+ g_warning("%s: No system support for resolutionKMS.\n", __func__);
+ else
+ g_message("%s: System support available for resolutionKMS.\n",
+ __func__);
- return fd;
+ return fd;
}
/*
@@ -364,84 +332,8 @@
void
resolutionDRMClose(int fd)
{
- close(fd);
- resolutionDLClose();
+ close(fd);
+ resolutionDLClose();
}
#endif /* ENABLE_RESOLUTIONKMS */
-
-/*
- *-----------------------------------------------------------------------------
- *
- * resolutionXorgDriverVersion --
- *
- * Scans for VMWare Xorg driver files and tries to determine the Xorg
- * driver version.
- *
- * Results:
- * If succesful returns zero and outputs the driver version in the
- * parameters major, minor and level. If not successful, returns -1.
- *
- * Side effects:
- * None.
- *
- *-----------------------------------------------------------------------------
- */
-int
-resolutionXorgDriverVersion(int numPaths, // IN: Number of strings
- // in paths.
- const char *paths[], // IN: Possible driver
- // paths.
- const char versionString[], // IN: Version token.
- int *major, // OUT: Major version #
- int *minor, // OUT: Minor version #
- int *level) // OUT: Patchlevel
- // version #
-{
- FILE *driver = NULL;
- const char *curMatch;
- int curFileChar;
- int i;
-
- g_debug("%s: Scanning for VMWare Xorg drivers.\n", __func__);
- for(i = 0; i < numPaths; ++i) {
- g_debug("%s: Looking for \"%s\".\n", __func__, paths[i]);
- driver = fopen(paths[i], "r");
- if (driver)
- break;
- }
-
- if (!driver) {
- g_debug("%s: No driver found.\n", __func__);
- return -1;
- }
-
- g_debug("%s: Driver found. Looking for version info.\n", __func__);
- curMatch = versionString;
- while (*curMatch) {
- if (feof(driver))
- goto outNotFound;
-
- curFileChar = fgetc(driver);
- if (curFileChar != EOF && curFileChar == *curMatch) {
- curMatch++;
- continue;
- } else if (curMatch != versionString) {
- curMatch = versionString;
- (void) ungetc(curFileChar, driver);
- }
- }
-
- if (fscanf(driver, "%d.%d.%d", major, minor, level) != 3)
- goto outNotFound;
-
- fclose(driver);
- g_debug("%s: Version info found: %d.%d.%d\n", __func__, *major, *minor,
- *level);
- return 0;
-
- outNotFound:
- fclose(driver);
- g_debug("%s: No version info found.\n", __func__);
- return -1;
-}
diff -Naur open-vm-tools-11.2.5-17337674.old/services/plugins/resolutionSet/resolutionCommon.h open-vm-tools-11.2.5-17337674/services/plugins/resolutionSet/resolutionCommon.h
--- open-vm-tools-11.2.5-17337674.old/services/plugins/resolutionSet/resolutionCommon.h 2020-12-17 21:11:31.000000000 +0100
+++ open-vm-tools-11.2.5-17337674/services/plugins/resolutionSet/resolutionCommon.h 2021-06-01 13:39:55.989687060 +0200
@@ -42,12 +42,4 @@
#endif /* !ENABLE_RESOLUTIONKMS */
-int
-resolutionXorgDriverVersion(int numPaths,
- const char *paths[],
- const char versionString[],
- int *major,
- int *minor,
- int *level);
-
#endif /* _RESOLUTION_COMMON_H_ */
diff -Naur open-vm-tools-11.2.5-17337674.old/services/plugins/resolutionSet/resolutionDL.c open-vm-tools-11.2.5-17337674/services/plugins/resolutionSet/resolutionDL.c
--- open-vm-tools-11.2.5-17337674.old/services/plugins/resolutionSet/resolutionDL.c 2020-12-17 21:11:31.000000000 +0100
+++ open-vm-tools-11.2.5-17337674/services/plugins/resolutionSet/resolutionDL.c 2021-06-01 13:39:55.989687060 +0200
@@ -34,44 +34,44 @@
struct FuncToResolv {
- size_t offset;
- const char *name;
+ size_t offset;
+ const char *name;
};
#define UDEV_RESOLV(_name) \
- {.offset = offsetof(struct Udev1Interface, _name), \
- .name = "udev"#_name}
+ {.offset = offsetof(struct Udev1Interface, _name), \
+ .name = "udev"#_name}
#define LIBDRM_RESOLV(_name) \
- {.offset = offsetof(struct Drm2Interface, _name), \
- .name = "drm"#_name}
+ {.offset = offsetof(struct Drm2Interface, _name), \
+ .name = "drm"#_name}
static struct FuncToResolv udev1Table[] = {
- UDEV_RESOLV(_device_get_devnode),
- UDEV_RESOLV(_device_get_parent_with_subsystem_devtype),
- UDEV_RESOLV(_device_get_sysattr_value),
- UDEV_RESOLV(_device_new_from_syspath),
- UDEV_RESOLV(_device_unref),
- UDEV_RESOLV(_enumerate_add_match_property),
- UDEV_RESOLV(_enumerate_add_match_subsystem),
- UDEV_RESOLV(_enumerate_get_list_entry),
- UDEV_RESOLV(_enumerate_new),
- UDEV_RESOLV(_enumerate_scan_devices),
- UDEV_RESOLV(_enumerate_unref),
- UDEV_RESOLV(_list_entry_get_name),
- UDEV_RESOLV(_list_entry_get_next),
- UDEV_RESOLV(_new),
- UDEV_RESOLV(_unref)
+ UDEV_RESOLV(_device_get_devnode),
+ UDEV_RESOLV(_device_get_parent_with_subsystem_devtype),
+ UDEV_RESOLV(_device_get_sysattr_value),
+ UDEV_RESOLV(_device_new_from_syspath),
+ UDEV_RESOLV(_device_unref),
+ UDEV_RESOLV(_enumerate_add_match_property),
+ UDEV_RESOLV(_enumerate_add_match_subsystem),
+ UDEV_RESOLV(_enumerate_get_list_entry),
+ UDEV_RESOLV(_enumerate_new),
+ UDEV_RESOLV(_enumerate_scan_devices),
+ UDEV_RESOLV(_enumerate_unref),
+ UDEV_RESOLV(_list_entry_get_name),
+ UDEV_RESOLV(_list_entry_get_next),
+ UDEV_RESOLV(_new),
+ UDEV_RESOLV(_unref)
};
static struct FuncToResolv drm2Table[] = {
- LIBDRM_RESOLV(Open),
- LIBDRM_RESOLV(Close),
- LIBDRM_RESOLV(GetVersion),
- LIBDRM_RESOLV(FreeVersion),
- LIBDRM_RESOLV(DropMaster),
- LIBDRM_RESOLV(CommandWrite)
+ LIBDRM_RESOLV(Open),
+ LIBDRM_RESOLV(Close),
+ LIBDRM_RESOLV(GetVersion),
+ LIBDRM_RESOLV(FreeVersion),
+ LIBDRM_RESOLV(DropMaster),
+ LIBDRM_RESOLV(CommandWrite)
};
struct Udev1Interface *udevi = NULL;
@@ -95,20 +95,20 @@
void
resolutionDLClose(void)
{
- if (udevi) {
- free(udevi);
- udevi = NULL;
- }
-
- if (drmi) {
- free(drmi);
- drmi = NULL;
- }
-
- if (dlhandle) {
- dlclose(dlhandle);
- dlhandle = NULL;
- }
+ if (udevi) {
+ free(udevi);
+ udevi = NULL;
+ }
+
+ if (drmi) {
+ free(drmi);
+ drmi = NULL;
+ }
+
+ if (dlhandle) {
+ dlclose(dlhandle);
+ dlhandle = NULL;
+ }
}
/*
@@ -128,47 +128,47 @@
*/
static int
resolutionDLResolve(void **ptr, // OUT: pointer to
- // function table.
- size_t size, // IN: Size of ft.
- const char name[], // IN: Library name.
- const struct FuncToResolv table[], // IN: Table of name-
- // offset pairs
- int numEntries) // IN: Num entries in
+ // function table.
+ size_t size, // IN: Size of ft.
+ const char name[], // IN: Library name.
+ const struct FuncToResolv table[], // IN: Table of name-
+ // offset pairs
+ int numEntries) // IN: Num entries in
// table.
{
- void **func_ptr;
- int i;
+ void **func_ptr;
+ int i;
- if (*ptr)
- return 0;
+ if (*ptr)
+ return 0;
- *ptr = malloc(size);
- if (!*ptr)
- return -1;
-
- dlhandle = dlopen(name, RTLD_NOW);
- if (!dlhandle) {
- g_debug("%s: Failed to open shared library \"%s\".\n", __func__,
- name);
- goto out_err;
- }
-
- for (i = 0; i < numEntries; ++i) {
- func_ptr = (void *) ((unsigned long) *ptr + table[i].offset);
- *func_ptr = dlsym(dlhandle, table[i].name);
- if (!*func_ptr) {
- g_debug("%s: Failed to resolve %s symbol \"%s\".\n", __func__,
- name,table[i].name);
- goto out_err;
- }
- }
+ *ptr = malloc(size);
+ if (!*ptr)
+ return -1;
+
+ dlhandle = dlopen(name, RTLD_NOW);
+ if (!dlhandle) {
+ g_debug("%s: Failed to open shared library \"%s\".\n", __func__,
+ name);
+ goto out_err;
+ }
+
+ for (i = 0; i < numEntries; ++i) {
+ func_ptr = (void *) ((unsigned long) *ptr + table[i].offset);
+ *func_ptr = dlsym(dlhandle, table[i].name);
+ if (!*func_ptr) {
+ g_debug("%s: Failed to resolve %s symbol \"%s\".\n", __func__,
+ name,table[i].name);
+ goto out_err;
+ }
+ }
- return 0;
+ return 0;
- out_err:
- resolutionDLClose();
+out_err:
+ resolutionDLClose();
- return -1;
+ return -1;
}
/*
@@ -190,18 +190,18 @@
int
resolutionDLOpen(void)
{
- /* We support libudev major versions 0 and 1 for now. */
- if (resolutionDLResolve((void **)&udevi, sizeof(*udevi), "libudev.so.1",
- udev1Table, ARRAYSIZE(udev1Table)) &&
- resolutionDLResolve((void **)&udevi, sizeof(*udevi), "libudev.so.0",
- udev1Table, ARRAYSIZE(udev1Table)))
- return -1;
-
- if (resolutionDLResolve((void **)&drmi, sizeof(*drmi), "libdrm.so.2",
- drm2Table, ARRAYSIZE(drm2Table)))
- return -1;
+ /* We support libudev major versions 0 and 1 for now. */
+ if (resolutionDLResolve((void **)&udevi, sizeof(*udevi), "libudev.so.1",
+ udev1Table, ARRAYSIZE(udev1Table)) &&
+ resolutionDLResolve((void **)&udevi, sizeof(*udevi), "libudev.so.0",
+ udev1Table, ARRAYSIZE(udev1Table)))
+ return -1;
+
+ if (resolutionDLResolve((void **)&drmi, sizeof(*drmi), "libdrm.so.2",
+ drm2Table, ARRAYSIZE(drm2Table)))
+ return -1;
- return 0;
+ return 0;
}
#endif /* !HAVE_LIBUDEV */
diff -Naur open-vm-tools-11.2.5-17337674.old/services/plugins/resolutionSet/resolutionX11.c open-vm-tools-11.2.5-17337674/services/plugins/resolutionSet/resolutionX11.c
--- open-vm-tools-11.2.5-17337674.old/services/plugins/resolutionSet/resolutionX11.c 2020-12-17 21:11:31.000000000 +0100
+++ open-vm-tools-11.2.5-17337674/services/plugins/resolutionSet/resolutionX11.c 2021-06-01 13:39:55.990687078 +0200
@@ -82,6 +82,83 @@
/*
+ *-----------------------------------------------------------------------------
+ *
+ * resolutionXorgDriverVersion --
+ *
+ * Scans for VMWare Xorg driver files and tries to determine the Xorg
+ * driver version.
+ *
+ * Results:
+ * If succesful returns zero and outputs the driver version in the
+ * parameters major, minor and level. If not successful, returns -1.
+ *
+ * Side effects:
+ * None.
+ *
+ *-----------------------------------------------------------------------------
+ */
+static int
+resolutionXorgDriverVersion(int numPaths, // IN: Number of strings
+ // in paths.
+ const char *paths[], // IN: Possible driver
+ // paths.
+ const char versionString[], // IN: Version token.
+ int *major, // OUT: Major version #
+ int *minor, // OUT: Minor version #
+ int *level) // OUT: Patchlevel
+ // version #
+{
+ FILE *driver = NULL;
+ const char *curMatch;
+ int curFileChar;
+ int i;
+
+ g_debug("%s: Scanning for VMWare Xorg drivers.\n", __func__);
+ for(i = 0; i < numPaths; ++i) {
+ g_debug("%s: Looking for \"%s\".\n", __func__, paths[i]);
+ driver = fopen(paths[i], "r");
+ if (driver)
+ break;
+ }
+
+ if (!driver) {
+ g_debug("%s: No driver found.\n", __func__);
+ return -1;
+ }
+
+ g_debug("%s: Driver found. Looking for version info.\n", __func__);
+ curMatch = versionString;
+ while (*curMatch) {
+ if (feof(driver))
+ goto outNotFound;
+
+ curFileChar = fgetc(driver);
+ if (curFileChar != EOF && curFileChar == *curMatch) {
+ curMatch++;
+ continue;
+ } else if (curMatch != versionString) {
+ curMatch = versionString;
+ (void) ungetc(curFileChar, driver);
+ }
+ }
+
+ if (fscanf(driver, "%d.%d.%d", major, minor, level) != 3)
+ goto outNotFound;
+
+ fclose(driver);
+ g_debug("%s: Version info found: %d.%d.%d\n", __func__, *major, *minor,
+ *level);
+ return 0;
+
+outNotFound:
+ fclose(driver);
+ g_debug("%s: No version info found.\n", __func__);
+ return -1;
+}
+
+
+/*
* Global function definitions
*/
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