Mesa (main): lavapipe: EXT_4444_formats support

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Module: Mesa
Branch: main
Commit: 96ea718b7edaa71b2301e5ca972de6139a570702
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=96ea718b7edaa71b2301e5ca972de6139a570702

Author: Mike Blumenkrantz <michael.blumenkrantz at gmail.com>
Date:   Wed Jul 21 11:02:17 2021 -0400

lavapipe: EXT_4444_formats support

Reviewed-by: Adam Jackson <ajax at redhat.com>
Reviewed-by: Dave Airlie <airlied at redhat.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/12001>

---

 src/gallium/frontends/lavapipe/lvp_device.c  | 8 ++++++++
 src/gallium/frontends/lavapipe/lvp_private.h | 2 --
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/src/gallium/frontends/lavapipe/lvp_device.c b/src/gallium/frontends/lavapipe/lvp_device.c
index 47ad0a5c9ff..37615326240 100644
--- a/src/gallium/frontends/lavapipe/lvp_device.c
+++ b/src/gallium/frontends/lavapipe/lvp_device.c
@@ -130,6 +130,7 @@ static const struct vk_device_extension_table lvp_device_extensions_supported =
    .KHR_timeline_semaphore                = true,
    .KHR_uniform_buffer_standard_layout    = true,
    .KHR_variable_pointers                 = true,
+   .EXT_4444_formats                      = true,
    .EXT_calibrated_timestamps             = true,
    .EXT_color_write_enable                = true,
    .EXT_conditional_rendering             = true,
@@ -612,6 +613,13 @@ VKAPI_ATTR void VKAPI_CALL lvp_GetPhysicalDeviceFeatures2(
          features->extendedDynamicState = true;
          break;
       }
+      case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_4444_FORMATS_FEATURES_EXT: {
+         VkPhysicalDevice4444FormatsFeaturesEXT *features =
+            (VkPhysicalDevice4444FormatsFeaturesEXT*)ext;
+         features->formatA4R4G4B4 = true;
+         features->formatA4B4G4R4 = true;
+         break;
+      }
       case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_CUSTOM_BORDER_COLOR_FEATURES_EXT: {
          VkPhysicalDeviceCustomBorderColorFeaturesEXT *features =
             (VkPhysicalDeviceCustomBorderColorFeaturesEXT *)ext;
diff --git a/src/gallium/frontends/lavapipe/lvp_private.h b/src/gallium/frontends/lavapipe/lvp_private.h
index 978dd784c8f..d5865eb5d05 100644
--- a/src/gallium/frontends/lavapipe/lvp_private.h
+++ b/src/gallium/frontends/lavapipe/lvp_private.h
@@ -675,8 +675,6 @@ lvp_vk_format_to_pipe_format(VkFormat format)
 {
    /* Some formats cause problems with CTS right now.*/
    if (format == VK_FORMAT_R4G4B4A4_UNORM_PACK16 ||
-       format == VK_FORMAT_A4R4G4B4_UNORM_PACK16_EXT || /* VK_EXT_4444_formats */
-       format == VK_FORMAT_A4B4G4R4_UNORM_PACK16_EXT || /* VK_EXT_4444_formats */
        format == VK_FORMAT_R5G5B5A1_UNORM_PACK16 ||
        format == VK_FORMAT_R8_SRGB ||
        format == VK_FORMAT_R8G8_SRGB ||