Mesa (master): radv: advertise VK_AMD_texture_gather_bias_lod

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Module: Mesa
Branch: master
Commit: b3c0f82841a29e191d07028391bfe687ae01b7df
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=b3c0f82841a29e191d07028391bfe687ae01b7df

Author: Samuel Pitoiset <samuel.pitoiset at gmail.com>
Date:   Tue May 19 14:49:10 2020 +0200

radv: advertise VK_AMD_texture_gather_bias_lod

Signed-off-by: Samuel Pitoiset <samuel.pitoiset at gmail.com>
Reviewed-by: Bas Nieuwenhuizen <bas at basnieuwenhuizen.nl>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5147>

---

 docs/relnotes/new_features.txt    | 1 +
 src/amd/vulkan/radv_extensions.py | 1 +
 src/amd/vulkan/radv_shader.c      | 1 +
 3 files changed, 3 insertions(+)

diff --git a/docs/relnotes/new_features.txt b/docs/relnotes/new_features.txt
index 19895c50a52..91b0a8d1b66 100644
--- a/docs/relnotes/new_features.txt
+++ b/docs/relnotes/new_features.txt
@@ -1,4 +1,5 @@
 GL_ARB_compute_variable_group_size on Iris.
+VK_AMD_texture_gather_bias_lod on RADV.
 VK_EXT_private_data on ANV and RADV.
 VK_EXT_custom_border_color on RADV.
 VK_EXT_pipeline_creation_cache_control on RADV.
diff --git a/src/amd/vulkan/radv_extensions.py b/src/amd/vulkan/radv_extensions.py
index a5113eb08c9..91c733f02ce 100644
--- a/src/amd/vulkan/radv_extensions.py
+++ b/src/amd/vulkan/radv_extensions.py
@@ -179,6 +179,7 @@ EXTENSIONS = [
     Extension('VK_AMD_shader_fragment_mask',              1, True),
     Extension('VK_AMD_shader_info',                       1, True),
     Extension('VK_AMD_shader_trinary_minmax',             1, True),
+    Extension('VK_AMD_texture_gather_bias_lod',           1, True),
     Extension('VK_GOOGLE_decorate_string',                1, True),
     Extension('VK_GOOGLE_hlsl_functionality1',            1, True),
     Extension('VK_NV_compute_shader_derivatives',         1, True),
diff --git a/src/amd/vulkan/radv_shader.c b/src/amd/vulkan/radv_shader.c
index 7dfa89d65e9..fb5dc1b0376 100644
--- a/src/amd/vulkan/radv_shader.c
+++ b/src/amd/vulkan/radv_shader.c
@@ -357,6 +357,7 @@ radv_shader_compile_to_nir(struct radv_device *device,
 			.caps = {
 				.amd_fragment_mask = true,
 				.amd_gcn_shader = true,
+				.amd_image_gather_bias_lod = true,
 				.amd_image_read_write_lod = true,
 				.amd_shader_ballot = device->physical_device->use_shader_ballot,
 				.amd_shader_explicit_vertex_parameter = true,