vulkan: add vk_check_printf_status helper

to integrate debug printf/abort, vulkan drivers need to implement a device
status. we would need to thicken the runtime to do that entirely in common code,
but we can at least add a helper to make it easier for vk drivers to wire.

Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Reviewed-by: Konstantin Seurer <konstantin.seurer@gmail.com>
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/32564>

src/vulkan/runtime/vk_debug_utils.c

@@ -32,6 +32,7 @@
 #include "vk_util.h"
 #include "stdarg.h"
 #include "util/u_dynarray.h"
+#include "util/u_printf.h"
 
 void
 vk_debug_message(struct vk_instance *instance,
@@ -459,3 +460,15 @@ vk_common_QueueInsertDebugUtilsLabelEXT(
                                 pLabelInfo);
    queue->region_begin = false;
 }
+
+VkResult
+vk_check_printf_status(struct vk_device *dev, struct u_printf_ctx *ctx,
+                       struct u_printf_info *info, uint32_t count)
+{
+   if (u_printf_check_abort(stdout, ctx, info, count)) {
+      vk_device_set_lost(dev, "GPU abort.");
+      return VK_ERROR_DEVICE_LOST;
+   } else {
+      return VK_SUCCESS;
+   }
+}

src/vulkan/runtime/vk_debug_utils.h

@@ -24,6 +24,7 @@
 #ifndef VK_DEBUG_UTILS_H
 #define VK_DEBUG_UTILS_H
 
+#include "vk_device.h"
 #include "vk_instance.h"
 
 #ifdef __cplusplus
@@ -67,6 +68,13 @@ vk_address_binding_report(struct vk_instance *instance,
                           uint64_t size,
                           VkDeviceAddressBindingTypeEXT type);
 
+struct u_printf_ctx;
+struct u_printf_info;
+
+VkResult
+vk_check_printf_status(struct vk_device *dev, struct u_printf_ctx *ctx,
+                       struct u_printf_info *info, uint32_t count);
+
 #ifdef __cplusplus
 }
 #endif