Connor Abbott bf09a5881b tu/lrz: Fix multiple subpass case with secondaries
In
dEQP-VK.renderpass.dedicated_allocation.attachment_allocation.input_output.94
we have the following:

- There is more than one subpass, but only one depth attachment.
- The first subpass doesn't use depth.
- The subpass that does use depth has a draw call in a secondary.

We wouldn't hit the case where there's more than one depth attachment,
but because tu_begin_resumed_renderpass() only looked at the first
subpass it wouldn't find the depth attachment and would leave LRZ
invalid and thus a NULL LRZ fast-clear base. Then
tu_begin_secondary_cmdbuf() would leave LRZ enabled and the draw would
have LRZ enabled, leading to a hang.

Fix this by making tu_begin_resumed_renderpass() match
tu_begin_renderpass() with how it finds the depth attachment.

Fixes: 4b5f0d98 ("tu: Overhaul LRZ, implement on-GPU dir tracking and LRZ fast-clear")
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/18369>
2022-09-01 19:11:19 +00:00
2022-08-30 11:34:48 +00:00
2022-08-12 08:51:11 +00:00
2022-01-19 15:17:17 +00:00
2022-08-03 17:16:14 +00:00

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