[PATCH 3/7] radv: Add VK_EXT_display_surface_counter to radv driver

[Keith Packard <keithp@keithp.com>]

This extension is required to support EXT_display_control as it offers
a way to query whether the vblank counter is supported.

Signed-off-by: Keith Packard <keithp@keithp.com>
---
 src/amd/vulkan/radv_extensions.py |  1 +
 src/amd/vulkan/radv_wsi.c         | 12 ++++++++++++
 2 files changed, 13 insertions(+)

diff --git a/src/amd/vulkan/radv_extensions.py b/src/amd/vulkan/radv_extensions.py
index 65ce7349016..601a345b114 100644
--- a/src/amd/vulkan/radv_extensions.py
+++ b/src/amd/vulkan/radv_extensions.py
@@ -89,6 +89,7 @@ EXTENSIONS = [
     Extension('VK_KHR_display',                          23, 'VK_USE_PLATFORM_DISPLAY_KHR'),
     Extension('VK_EXT_direct_mode_display',               1, 'VK_USE_PLATFORM_DISPLAY_KHR'),
     Extension('VK_EXT_acquire_xlib_display',              1, 'VK_USE_PLATFORM_XLIB_XRANDR_EXT'),
+    Extension('VK_EXT_display_surface_counter',           1, 'VK_USE_PLATFORM_DISPLAY_KHR'),
     Extension('VK_EXT_debug_report',                      9, True),
     Extension('VK_EXT_depth_range_unrestricted',          1, True),
     Extension('VK_EXT_descriptor_indexing',               2, True),
diff --git a/src/amd/vulkan/radv_wsi.c b/src/amd/vulkan/radv_wsi.c
index 2840b666727..20484177135 100644
--- a/src/amd/vulkan/radv_wsi.c
+++ b/src/amd/vulkan/radv_wsi.c
@@ -103,6 +103,18 @@ VkResult radv_GetPhysicalDeviceSurfaceCapabilities2KHR(
 						    pSurfaceCapabilities);
 }
 
+VkResult radv_GetPhysicalDeviceSurfaceCapabilities2EXT(
+ 	VkPhysicalDevice                            physicalDevice,
+	VkSurfaceKHR                                surface,
+	VkSurfaceCapabilities2EXT*                  pSurfaceCapabilities)
+{
+	RADV_FROM_HANDLE(radv_physical_device, device, physicalDevice);
+
+	return wsi_common_get_surface_capabilities2ext(&device->wsi_device,
+						       surface,
+						       pSurfaceCapabilities);
+}
+
 VkResult radv_GetPhysicalDeviceSurfaceFormatsKHR(
 	VkPhysicalDevice                            physicalDevice,
 	VkSurfaceKHR                                surface,
-- 
2.17.1

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