panvk: do not require opt-in for panvk on v10

As of writing, PanVK on v10 HW is in pretty good shape. It's not yet
conformant, but we were passing over 99.9% of the CTS last time I
checked. That's probably good enough to drop the opt-in here.

Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/32561>

src/panfrost/vulkan/panvk_physical_device.c

@@ -75,14 +75,6 @@ create_kmod_dev(struct panvk_physical_device *device,
 
    drmFreeVersion(version);
 
-   if (!getenv("PAN_I_WANT_A_BROKEN_VULKAN_DRIVER")) {
-      close(fd);
-      return panvk_errorf(instance, VK_ERROR_INCOMPATIBLE_DRIVER,
-                          "WARNING: panvk is not well-tested, pass "
-                          "PAN_I_WANT_A_BROKEN_VULKAN_DRIVER=1 "
-                          "if you know what you're doing.");
-   }
-
    if (instance->debug_flags & PANVK_DEBUG_STARTUP)
       vk_logi(VK_LOG_NO_OBJS(instance), "Found compatible device '%s'.", path);
 
@@ -876,6 +868,15 @@ panvk_physical_device_init(struct panvk_physical_device *device,
    switch (arch) {
    case 6:
    case 7:
+      if (!getenv("PAN_I_WANT_A_BROKEN_VULKAN_DRIVER")) {
+         result = panvk_errorf(instance, VK_ERROR_INCOMPATIBLE_DRIVER,
+                               "WARNING: panvk is not well-tested on v%d, "
+                               "pass PAN_I_WANT_A_BROKEN_VULKAN_DRIVER=1 "
+                               "if you know what you're doing.", arch);
+         goto fail;
+      }
+      break;
+
    case 10:
       break;