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anv/image: Add ANV_IMAGE_MEMORY_BINDING_PRIVATE

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Used for storing the aux surface and/or aux state data for some images
that have a DRM format modifier.

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/1466>
This commit is contained in:
Chad Versace
2021-03-27 17:14:00 -07:00
committed by Marge Bot
parent c21dc4101a
commit f9fa09ec92
3 changed files with 116 additions and 40 deletions
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31
src/intel/vulkan/anv_private.h
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@@ -3643,6 +3643,12 @@ struct anv_image_memory_range {
ANV_IMAGE_MEMORY_BINDING_PLANE_1,
ANV_IMAGE_MEMORY_BINDING_PLANE_2,
/**
* Driver-private bo. In special cases we may store the aux surface and/or
* aux state in this binding.
*/
ANV_IMAGE_MEMORY_BINDING_PRIVATE,
/** Sentinel */
ANV_IMAGE_MEMORY_BINDING_END,
} binding;
@@ -3725,6 +3731,8 @@ struct anv_image {
/**
* The memory bindings created by vkCreateImage and vkBindImageMemory.
*
* For details on the image's memory layout, see check_memory_bindings().
*
* vkCreateImage constructs the `memory_range` for each
* anv_image_memory_binding. After vkCreateImage, each binding is valid if
* and only if `memory_range::size > 0`.
@@ -3751,29 +3759,6 @@ struct anv_image {
* reside in the same VkImage. To satisfy both the hardware and Vulkan, we
* allocate the depth and stencil buffers as separate surfaces in the same
* bo.
*
* Memory layout :
*
* -----------------------
* | surface0 | /|\
* ----------------------- |
* | shadow surface0 | |
* ----------------------- | Plane 0
* | aux surface0 | |
* ----------------------- |
* | fast clear colors0 | \|/
* -----------------------
* | surface1 | /|\
* ----------------------- |
* | shadow surface1 | |
* ----------------------- | Plane 1
* | aux surface1 | |
* ----------------------- |
* | fast clear colors1 | \|/
* -----------------------
* | ... |
* | |
* -----------------------
*/
struct anv_image_plane {
struct anv_surface primary_surface;