[Mesa-dev] [PATCH 3/7] anv: limit vertex buffers to 31

Lionel Landwerlin lionel.g.landwerlin at intel.com
Tue Jan 31 15:00:22 UTC 2017


Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin at intel.com>
---
 src/intel/vulkan/anv_device.c    | 4 ++--
 src/intel/vulkan/anv_private.h   | 2 +-
 src/intel/vulkan/genX_pipeline.c | 2 +-
 3 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/intel/vulkan/anv_device.c b/src/intel/vulkan/anv_device.c
index 27f06ac02c..3403dc126a 100644
--- a/src/intel/vulkan/anv_device.c
+++ b/src/intel/vulkan/anv_device.c
@@ -562,8 +562,8 @@ void anv_GetPhysicalDeviceProperties(
       .maxDescriptorSetSampledImages            = 256,
       .maxDescriptorSetStorageImages            = 256,
       .maxDescriptorSetInputAttachments         = 256,
-      .maxVertexInputAttributes                 = 32,
-      .maxVertexInputBindings                   = 32,
+      .maxVertexInputAttributes                 = MAX_VBS,
+      .maxVertexInputBindings                   = MAX_VBS,
       .maxVertexInputAttributeOffset            = 2047,
       .maxVertexInputBindingStride              = 2048,
       .maxVertexOutputComponents                = 128,
diff --git a/src/intel/vulkan/anv_private.h b/src/intel/vulkan/anv_private.h
index 0cc6550a40..926b8d799f 100644
--- a/src/intel/vulkan/anv_private.h
+++ b/src/intel/vulkan/anv_private.h
@@ -87,7 +87,7 @@ extern "C" {
  */
 #define ANV_HZ_FC_VAL 1.0f
 
-#define MAX_VBS         32
+#define MAX_VBS         31
 #define MAX_SETS         8
 #define MAX_RTS          8
 #define MAX_VIEWPORTS   16
diff --git a/src/intel/vulkan/genX_pipeline.c b/src/intel/vulkan/genX_pipeline.c
index 9d28466f79..d3a9d4302e 100644
--- a/src/intel/vulkan/genX_pipeline.c
+++ b/src/intel/vulkan/genX_pipeline.c
@@ -133,7 +133,7 @@ emit_vertex_input(struct anv_pipeline *pipeline,
                                                   VK_IMAGE_ASPECT_COLOR_BIT,
                                                   VK_IMAGE_TILING_LINEAR);
 
-      assert(desc->binding < 32);
+      assert(desc->binding < MAX_VBS);
 
       if ((elements & (1 << desc->location)) == 0)
          continue; /* Binding unused */
-- 
2.11.0



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