Mesa (master): anv: set stencil layout for input attachments

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Module: Mesa
Branch: master
Commit: 2cc14bd7b8919231b12a250c54edb8203fc6fcc0
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=2cc14bd7b8919231b12a250c54edb8203fc6fcc0

Author: Lionel Landwerlin <lionel.g.landwerlin at intel.com>
Date:   Tue Nov 26 17:53:09 2019 +0200

anv: set stencil layout for input attachments

If an input attachment has a stencil format, we need to set this.

v2: Fish out VkAttachmentReferenceStencilLayoutKHR from
    VkAttachmentReference2KHR::pNext (Jason)

Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin at intel.com>
Reported-by: Samuel Pitoiset <samuel.pitoiset at gmail.com>
Fixes: c1c346f16673 ("anv: implement VK_KHR_separate_depth_stencil_layouts")
Reviewed-by: Jason Ekstrand <jason at jlekstrand.net>
Tested-by: Marge Bot <https://gitlab.freedesktop.org/mesa/mesa/merge_requests/2891>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/merge_requests/2891>

---

 src/intel/vulkan/anv_pass.c | 20 ++++++++++++++------
 1 file changed, 14 insertions(+), 6 deletions(-)

diff --git a/src/intel/vulkan/anv_pass.c b/src/intel/vulkan/anv_pass.c
index 067d9d55d67..a43af07317f 100644
--- a/src/intel/vulkan/anv_pass.c
+++ b/src/intel/vulkan/anv_pass.c
@@ -291,9 +291,10 @@ VkResult anv_CreateRenderPass(
 
          for (uint32_t j = 0; j < desc->inputAttachmentCount; j++) {
             subpass->input_attachments[j] = (struct anv_subpass_attachment) {
-               .usage =       VK_IMAGE_USAGE_INPUT_ATTACHMENT_BIT,
-               .attachment =  desc->pInputAttachments[j].attachment,
-               .layout =      desc->pInputAttachments[j].layout,
+               .usage =          VK_IMAGE_USAGE_INPUT_ATTACHMENT_BIT,
+               .attachment =     desc->pInputAttachments[j].attachment,
+               .layout =         desc->pInputAttachments[j].layout,
+               .stencil_layout = desc->pInputAttachments[j].layout,
             };
          }
       }
@@ -471,10 +472,17 @@ VkResult anv_CreateRenderPass2KHR(
          subpass_attachments += desc->inputAttachmentCount;
 
          for (uint32_t j = 0; j < desc->inputAttachmentCount; j++) {
+            const VkAttachmentReferenceStencilLayoutKHR *stencil_layout =
+               vk_find_struct_const(desc->pInputAttachments[j].pNext,
+                                    ATTACHMENT_REFERENCE_STENCIL_LAYOUT_KHR);
+
             subpass->input_attachments[j] = (struct anv_subpass_attachment) {
-               .usage =       VK_IMAGE_USAGE_INPUT_ATTACHMENT_BIT,
-               .attachment =  desc->pInputAttachments[j].attachment,
-               .layout =      desc->pInputAttachments[j].layout,
+               .usage =          VK_IMAGE_USAGE_INPUT_ATTACHMENT_BIT,
+               .attachment =     desc->pInputAttachments[j].attachment,
+               .layout =         desc->pInputAttachments[j].layout,
+               .stencil_layout = (stencil_layout ?
+                                  stencil_layout->stencilLayout :
+                                  desc->pInputAttachments[j].layout),
             };
          }
       }