From 44143a1f4658143b8acc4aaf515603f9507442f1 Mon Sep 17 00:00:00 2001
From: Chad Versace <chad.versace@intel.com>
Date: Tue, 6 Oct 2015 18:17:09 -0700
Subject: [PATCH] vk: Add anv_image::usage

It's a copy of VkImageCreateInfo::usage. Will be used for the
VkAttachmentView/VkImageView merge.
---
 src/vulkan/anv_image.c   | 24 ++++++++++++++++++++++++
 src/vulkan/anv_private.h |  1 +
 src/vulkan/gen7_state.c  |  1 +
 src/vulkan/gen8_state.c  |  1 +
 4 files changed, 27 insertions(+)

diff --git a/src/vulkan/anv_image.c b/src/vulkan/anv_image.c
index 29a442daa43..b95cadca9e7 100644
--- a/src/vulkan/anv_image.c
+++ b/src/vulkan/anv_image.c
@@ -304,8 +304,21 @@ anv_image_create(VkDevice _device,
    image->format = anv_format_for_vk_format(pCreateInfo->format);
    image->levels = pCreateInfo->mipLevels;
    image->array_size = pCreateInfo->arraySize;
+   image->usage = pCreateInfo->usage;
    image->surf_type = surf_type;
 
+   if (pCreateInfo->usage & VK_IMAGE_USAGE_TRANSFER_SOURCE_BIT) {
+      /* Meta will transfer from the image by binding it as a texture. */
+      image->usage |= VK_IMAGE_USAGE_SAMPLED_BIT;
+   }
+
+   if (pCreateInfo->usage & VK_IMAGE_USAGE_TRANSFER_DESTINATION_BIT) {
+      /* Meta will transfer to the image by binding it as a color attachment,
+       * even if the image format is not a color format.
+       */
+      image->usage |= VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT;
+   }
+
    if (likely(anv_format_is_color(image->format))) {
       r = anv_image_make_surface(create_info, image->format,
                                  &image->size, &image->alignment,
@@ -458,6 +471,11 @@ anv_image_view_init(struct anv_image_view *iview,
                     const VkImageViewCreateInfo* pCreateInfo,
                     struct anv_cmd_buffer *cmd_buffer)
 {
+   ANV_FROM_HANDLE(anv_image, image, pCreateInfo->image);
+
+   assert(image->usage & (VK_IMAGE_USAGE_SAMPLED_BIT |
+                          VK_IMAGE_USAGE_STORAGE_BIT));
+
    switch (device->info.gen) {
    case 7:
       gen7_image_view_init(iview, device, pCreateInfo, cmd_buffer);
@@ -506,6 +524,8 @@ anv_depth_stencil_view_init(struct anv_image_view *iview,
 {
    ANV_FROM_HANDLE(anv_image, image, pCreateInfo->image);
 
+   assert(image->usage & VK_IMAGE_USAGE_DEPTH_STENCIL_BIT);
+
    iview->image = image;
    iview->format = anv_format_for_vk_format(pCreateInfo->format);
 
@@ -565,6 +585,10 @@ anv_color_attachment_view_init(struct anv_image_view *iview,
                                const VkAttachmentViewCreateInfo* pCreateInfo,
                                struct anv_cmd_buffer *cmd_buffer)
 {
+   ANV_FROM_HANDLE(anv_image, image, pCreateInfo->image);
+
+   assert(image->usage & VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT);
+
    switch (device->info.gen) {
    case 7:
       gen7_color_attachment_view_init(iview, device, pCreateInfo, cmd_buffer);
diff --git a/src/vulkan/anv_private.h b/src/vulkan/anv_private.h
index 3326625ebb3..06ab1dc65a6 100644
--- a/src/vulkan/anv_private.h
+++ b/src/vulkan/anv_private.h
@@ -1202,6 +1202,7 @@ struct anv_image {
    VkExtent3D extent;
    uint32_t levels;
    uint32_t array_size;
+   VkImageUsageFlags usage; /**< VkImageCreateInfo::usage */
 
    VkDeviceSize size;
    uint32_t alignment;
diff --git a/src/vulkan/gen7_state.c b/src/vulkan/gen7_state.c
index d7a4b10c6e8..5829d03d3e3 100644
--- a/src/vulkan/gen7_state.c
+++ b/src/vulkan/gen7_state.c
@@ -369,6 +369,7 @@ gen7_color_attachment_view_init(struct anv_image_view *iview,
    struct anv_surface *surface =
       anv_image_get_surface_for_color_attachment(image);
 
+   assert(image->usage & VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT);
    anv_assert(pCreateInfo->arraySize > 0);
    anv_assert(pCreateInfo->mipLevel < image->levels);
    anv_assert(pCreateInfo->baseArraySlice + pCreateInfo->arraySize <= image->array_size);
diff --git a/src/vulkan/gen8_state.c b/src/vulkan/gen8_state.c
index e836613db42..3c479e1c23e 100644
--- a/src/vulkan/gen8_state.c
+++ b/src/vulkan/gen8_state.c
@@ -295,6 +295,7 @@ gen8_color_attachment_view_init(struct anv_image_view *iview,
    uint32_t depth = 1; /* RENDER_SURFACE_STATE::Depth */
    uint32_t rt_view_extent = 1; /* RENDER_SURFACE_STATE::RenderTargetViewExtent */
 
+   assert(image->usage & VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT);
    anv_assert(pCreateInfo->arraySize > 0);
    anv_assert(pCreateInfo->mipLevel < image->levels);
    anv_assert(pCreateInfo->baseArraySlice + pCreateInfo->arraySize <= image->array_size);
-- 
2.30.2