Mesa (main): dzn: Fix exec_buf_stride calculation
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Fri Apr 22 07:38:03 UTC 2022
Module: Mesa
Branch: main
Commit: 1cefda7cb4cdaf9a8bd7aba600403ac7040f1d27
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=1cefda7cb4cdaf9a8bd7aba600403ac7040f1d27
Author: Boris Brezillon <boris.brezillon at collabora.com>
Date: Wed Apr 6 17:25:14 2022 +0200
dzn: Fix exec_buf_stride calculation
The stride depends on the indirect draw arguments which are different if
triangle-fan emulation is required.
Reviewed-by: Jesse Natalie <jenatali at microsoft.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/15912>
---
src/microsoft/vulkan/dzn_cmd_buffer.c | 5 ++++-
src/microsoft/vulkan/dzn_nir.c | 5 ++++-
2 files changed, 8 insertions(+), 2 deletions(-)
diff --git a/src/microsoft/vulkan/dzn_cmd_buffer.c b/src/microsoft/vulkan/dzn_cmd_buffer.c
index cb50daad21d..3a4d4841255 100644
--- a/src/microsoft/vulkan/dzn_cmd_buffer.c
+++ b/src/microsoft/vulkan/dzn_cmd_buffer.c
@@ -2785,10 +2785,13 @@ dzn_cmd_buffer_indirect_draw(struct dzn_cmd_buffer *cmdbuf,
assert((draw_buf_stride & 3) == 0);
uint32_t sysvals_stride = ALIGN_POT(sizeof(cmdbuf->state.sysvals.gfx), 256);
- uint32_t exec_buf_stride = 32;
uint32_t triangle_fan_index_buf_stride =
dzn_cmd_buffer_triangle_fan_get_max_index_buf_size(cmdbuf, indexed) *
sizeof(uint32_t);
+ uint32_t exec_buf_stride =
+ triangle_fan_index_buf_stride > 0 ?
+ sizeof(struct dzn_indirect_triangle_fan_draw_exec_params) :
+ sizeof(struct dzn_indirect_draw_exec_params);
uint32_t triangle_fan_exec_buf_stride =
sizeof(struct dzn_indirect_triangle_fan_rewrite_index_exec_params);
ID3D12Resource *exec_buf;
diff --git a/src/microsoft/vulkan/dzn_nir.c b/src/microsoft/vulkan/dzn_nir.c
index d432731eb84..da626bcdc35 100644
--- a/src/microsoft/vulkan/dzn_nir.c
+++ b/src/microsoft/vulkan/dzn_nir.c
@@ -129,7 +129,10 @@ dzn_nir_indirect_draw_shader(enum dzn_indirect_draw_type type)
.align_mul = 4, .align_offset = 0, .range_base = 0, .range = ~0);
nir_ssa_def *draw_stride = nir_channel(&b, params, 0);
- nir_ssa_def *exec_stride = nir_imm_int(&b, sizeof(struct dzn_indirect_draw_exec_params));
+ nir_ssa_def *exec_stride =
+ triangle_fan ?
+ nir_imm_int(&b, sizeof(struct dzn_indirect_triangle_fan_draw_exec_params)) :
+ nir_imm_int(&b, sizeof(struct dzn_indirect_draw_exec_params));
nir_ssa_def *index =
nir_channel(&b, nir_load_global_invocation_id(&b, 32), 0);
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