[Mesa-dev] [PATCH] radv: enable VK_EXT_shader_viewport_index_layer

[Samuel Pitoiset]

The driver already supports exporting the Layer and ViewportIndex
built-ins from vertex or tessellation shaders.

Signed-off-by: Samuel Pitoiset <samuel.pitoiset at gmail.com>
---
 src/amd/vulkan/radv_extensions.py | 1 +
 src/amd/vulkan/radv_shader.c      | 1 +
 2 files changed, 2 insertions(+)

diff --git a/src/amd/vulkan/radv_extensions.py b/src/amd/vulkan/radv_extensions.py
index cbb02f138a..8cb0b7aa7d 100644
--- a/src/amd/vulkan/radv_extensions.py
+++ b/src/amd/vulkan/radv_extensions.py
@@ -92,6 +92,7 @@ EXTENSIONS = [
     Extension('VK_EXT_external_memory_host',              1, 'device->rad_info.has_userptr'),
     Extension('VK_EXT_global_priority',                   1, 'device->rad_info.has_ctx_priority'),
     Extension('VK_EXT_sampler_filter_minmax',             1, 'device->rad_info.chip_class >= CIK'),
+    Extension('VK_EXT_shader_viewport_index_layer',       1, True),
     Extension('VK_AMD_draw_indirect_count',               1, True),
     Extension('VK_AMD_gcn_shader',                        1, True),
     Extension('VK_AMD_rasterization_order',               1, 'device->rad_info.chip_class >= VI && device->rad_info.max_se >= 2'),
diff --git a/src/amd/vulkan/radv_shader.c b/src/amd/vulkan/radv_shader.c
index f150a20e3b..f46beab8c1 100644
--- a/src/amd/vulkan/radv_shader.c
+++ b/src/amd/vulkan/radv_shader.c
@@ -217,6 +217,7 @@ radv_shader_compile_to_nir(struct radv_device *device,
 				.variable_pointers = true,
 				.gcn_shader = true,
 				.trinary_minmax = true,
+				.shader_viewport_index_layer = true,
 			},
 		};
 		entry_point = spirv_to_nir(spirv, module->size / 4,
-- 
2.16.3