Mesa (main): lavapipe: add EXT_texel_buffer_alignment support.

[GitLab Mirror]

Module: Mesa
Branch: main
Commit: cdd1b86591a1b0fa8954e7e1c8d3290fdb3c8b78
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=cdd1b86591a1b0fa8954e7e1c8d3290fdb3c8b78

Author: Dave Airlie <airlied at redhat.com>
Date:   Fri Mar 11 13:57:32 2022 +1000

lavapipe: add EXT_texel_buffer_alignment support.

Reviewed-by: Mike Blumenkrantz <michael.blumenkrantz at gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/15442>

---

 src/gallium/frontends/lavapipe/lvp_device.c | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/src/gallium/frontends/lavapipe/lvp_device.c b/src/gallium/frontends/lavapipe/lvp_device.c
index d6c652390b1..ca75bde73da 100644
--- a/src/gallium/frontends/lavapipe/lvp_device.c
+++ b/src/gallium/frontends/lavapipe/lvp_device.c
@@ -155,6 +155,7 @@ static const struct vk_device_extension_table lvp_device_extensions_supported =
    .EXT_separate_stencil_usage            = true,
    .EXT_shader_stencil_export             = true,
    .EXT_shader_viewport_index_layer       = true,
+   .EXT_texel_buffer_alignment            = true,
    .EXT_transform_feedback                = true,
    .EXT_vertex_attribute_divisor          = true,
    .EXT_vertex_input_dynamic_state        = true,
@@ -762,6 +763,12 @@ VKAPI_ATTR void VKAPI_CALL lvp_GetPhysicalDeviceFeatures2(
          features->shaderZeroInitializeWorkgroupMemory = true;
          break;
       }
+      case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_TEXEL_BUFFER_ALIGNMENT_FEATURES_EXT: {
+         VkPhysicalDeviceTexelBufferAlignmentFeaturesEXT *features =
+            (VkPhysicalDeviceTexelBufferAlignmentFeaturesEXT *)ext;
+         features->texelBufferAlignment = true;
+         break;
+      }
       case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_TRANSFORM_FEEDBACK_FEATURES_EXT: {
          VkPhysicalDeviceTransformFeedbackFeaturesEXT *features =
             (VkPhysicalDeviceTransformFeedbackFeaturesEXT*)ext;
@@ -1091,6 +1098,16 @@ VKAPI_ATTR void VKAPI_CALL lvp_GetPhysicalDeviceProperties2(
          props->maxMultiDrawCount = 2048;
          break;
       }
+      case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_TEXEL_BUFFER_ALIGNMENT_PROPERTIES_EXT: {
+         VkPhysicalDeviceTexelBufferAlignmentPropertiesEXT *properties =
+            (VkPhysicalDeviceTexelBufferAlignmentPropertiesEXT *)ext;
+         int alignment = pdevice->pscreen->get_param(pdevice->pscreen, PIPE_CAP_TEXTURE_BUFFER_OFFSET_ALIGNMENT);
+         properties->storageTexelBufferOffsetAlignmentBytes = alignment;
+         properties->storageTexelBufferOffsetSingleTexelAlignment = true;
+         properties->uniformTexelBufferOffsetAlignmentBytes = alignment;
+         properties->uniformTexelBufferOffsetSingleTexelAlignment = true;
+         break;
+      }
       default:
          break;
       }