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nvk: use MME shadow RAM in nvk_meta begin/end

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We are going to conditionally change SET_ZPASS_PIXEL_COUNT and
SET_STATISTICS_COUNTER in queries handling.

To prepare for that we now use the MME shadow RAM to restore the
previous state.

Signed-off-by: Mary Guillemard <mary@mary.zone>
Reviewed-by: Mel Henning <mhenning@darkrefraction.com>
This commit is contained in:
Mary Guillemard 2026-05-03 15:31:40 +02:00
parent cd4c873c12
commit 9d0532a669
1 changed files with 10 additions and 27 deletions
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37
src/nouveau/vulkan/nvk_cmd_meta.c
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@ -78,10 +78,9 @@ nvk_meta_begin(struct nvk_cmd_buffer *cmd,
{
const struct nvk_descriptor_state *desc = &cmd->state.gfx.descriptors;
struct nv_push *p = nvk_cmd_buffer_push(cmd, 6);
struct nv_push *p = nvk_cmd_buffer_push(cmd, 10);
P_IMMD(p, NV9097, SET_MME_SHADOW_RAM_CONTROL, MODE_METHOD_PASSTHROUGH);
P_IMMD(p, NV9097, SET_RENDER_ENABLE_OVERRIDE, MODE_ALWAYS_RENDER);
P_IMMD(p, NV9097, SET_STATISTICS_COUNTER, {
.da_vertices_generated_enable = false,
.da_primitives_generated_enable = false,
@ -99,8 +98,8 @@ nvk_meta_begin(struct nvk_cmd_buffer *cmd,
.total_streaming_primitives_needed_succeeded_enable = false,
.vtg_primitives_out_enable = false,
});
P_IMMD(p, NV9097, SET_ZPASS_PIXEL_COUNT, false);
P_IMMD(p, NV9097, SET_ZPASS_PIXEL_COUNT, ENABLE_FALSE);
P_IMMD(p, NV9097, SET_MME_SHADOW_RAM_CONTROL, MODE_METHOD_TRACK_WITH_FILTER);
save->dynamic = cmd->vk.dynamic_graphics_state;
save->_dynamic_vi = cmd->state.gfx._dynamic_vi;
@ -189,29 +188,13 @@ nvk_meta_end(struct nvk_cmd_buffer *cmd,
nvk_descriptor_state_set_root_array(cmd, desc, push, 0, sizeof(save->push),
save->push);
struct nv_push *p = nvk_cmd_buffer_push(cmd, 6);
P_IMMD(p, NV9097, SET_ZPASS_PIXEL_COUNT, true);
P_IMMD(p, NV9097, SET_STATISTICS_COUNTER, {
.da_vertices_generated_enable = true,
.da_primitives_generated_enable = true,
.vs_invocations_enable = true,
.gs_invocations_enable = true,
.gs_primitives_generated_enable = true,
.streaming_primitives_succeeded_enable = true,
.streaming_primitives_needed_enable = true,
.clipper_invocations_enable = true,
.clipper_primitives_generated_enable = true,
.ps_invocations_enable = true,
.ti_invocations_enable = true,
.ts_invocations_enable = true,
.ts_primitives_generated_enable = true,
.total_streaming_primitives_needed_succeeded_enable = true,
.vtg_primitives_out_enable = true,
});
/* Replay the previous state from shadow RAM */
struct nv_push *p = nvk_cmd_buffer_push(cmd, 10);
P_IMMD(p, NV9097, SET_MME_SHADOW_RAM_CONTROL, MODE_METHOD_REPLAY);
P_IMMD(p, NV9097, SET_ZPASS_PIXEL_COUNT, ENABLE_FALSE);
P_IMMD(p, NV9097, SET_STATISTICS_COUNTER, {});
P_IMMD(p, NV9097, SET_RENDER_ENABLE_OVERRIDE, MODE_USE_RENDER_ENABLE);
P_IMMD(p, NV9097, SET_MME_SHADOW_RAM_CONTROL, MODE_METHOD_TRACK_WITH_FILTER);
}
VKAPI_ATTR void VKAPI_CALL