egl_dri2: add nouveau support.

but really wtf? all these PCI IDs need to be ripped out of here, its totally
unscalable and the drivers already have this info so could export it some better way.

tested by Darxus on #wayland.

diff --git a/src/egl/drivers/dri2/platform_drm.c b/src/egl/drivers/dri2/platform_drm.c
index 42939a5..a25cad6 100644 (file)
--- a/src/egl/drivers/dri2/platform_drm.c
+++ b/src/egl/drivers/dri2/platform_drm.c
@@ -565,6 +565,7 @@ const struct dri2_driver_map driver_map[] = {
    { 0x1002, "r200", r200_chip_ids, ARRAY_SIZE(r200_chip_ids) },
    { 0x1002, "r300", r300_chip_ids, ARRAY_SIZE(r300_chip_ids) },
    { 0x1002, "r600", r600_chip_ids, ARRAY_SIZE(r600_chip_ids) },
+   { 0x10de, "nouveau", NULL, -1 },
 };
 
 char *
@@ -605,6 +606,13 @@ dri2_get_driver_for_fd(int fd)
    for (i = 0; i < ARRAY_SIZE(driver_map); i++) {
       if (vendor_id != driver_map[i].vendor_id)
         continue;
+      if (driver_map[i].num_chips_ids == -1) {
+           driver = strdup(driver_map[i].driver);
+           _eglLog(_EGL_DEBUG, "pci id for %d: %04x:%04x, driver %s",
+                   fd, vendor_id, chip_id, driver);
+           goto out;
+      }
+
       for (j = 0; j < driver_map[i].num_chips_ids; j++)
         if (driver_map[i].chip_ids[j] == chip_id) {
            driver = strdup(driver_map[i].driver);