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radv: add a function to emit meshlet registers on GFX11+

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Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/34518>
This commit is contained in:
Samuel Pitoiset
2025-04-14 14:08:44 +02:00
committed by Marge Bot
parent 836757bec3
commit 209a0ede98
1 changed files with 21 additions and 10 deletions
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src/amd/vulkan/radv_cmd_buffer.c
+21 -10
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@@ -2471,6 +2471,24 @@ radv_emit_vgt_gs_out(struct radv_cmd_buffer *cmd_buffer, uint32_t vgt_gs_out_pri
radeon_end();
}
static void
radv_gfx11_emit_meshlet(struct radv_cmd_buffer *cmd_buffer, const struct radv_shader *ms)
{
const struct radv_device *device = radv_cmd_buffer_device(cmd_buffer);
const struct radv_physical_device *pdev = radv_device_physical(device);
struct radeon_cmdbuf *cs = cmd_buffer->cs;
assert(pdev->info.gfx_level >= GFX11);
radeon_begin(cs);
radeon_set_sh_reg_seq(R_00B2B0_SPI_SHADER_GS_MESHLET_DIM, 2);
radeon_emit(ms->info.regs.ms.spi_shader_gs_meshlet_dim);
radeon_emit(ms->info.regs.ms.spi_shader_gs_meshlet_exp_alloc);
if (pdev->info.gfx_level >= GFX12)
radeon_set_sh_reg(R_00B2B8_SPI_SHADER_GS_MESHLET_CTRL, ms->info.regs.ms.spi_shader_gs_meshlet_ctrl);
radeon_end();
}
static void
radv_emit_mesh_shader(struct radv_cmd_buffer *cmd_buffer)
{
@@ -2486,18 +2504,11 @@ radv_emit_mesh_shader(struct radv_cmd_buffer *cmd_buffer)
radeon_opt_set_context_reg(cmd_buffer, R_028B38_VGT_GS_MAX_VERT_OUT, RADV_TRACKED_VGT_GS_MAX_VERT_OUT,
ms->info.regs.vgt_gs_max_vert_out);
radeon_set_uconfig_reg_idx(&pdev->info, R_030908_VGT_PRIMITIVE_TYPE, 1, V_008958_DI_PT_POINTLIST);
if (pdev->mesh_fast_launch_2) {
radeon_set_sh_reg_seq(R_00B2B0_SPI_SHADER_GS_MESHLET_DIM, 2);
radeon_emit(ms->info.regs.ms.spi_shader_gs_meshlet_dim);
radeon_emit(ms->info.regs.ms.spi_shader_gs_meshlet_exp_alloc);
if (pdev->info.gfx_level >= GFX12)
radeon_set_sh_reg(R_00B2B8_SPI_SHADER_GS_MESHLET_CTRL, ms->info.regs.ms.spi_shader_gs_meshlet_ctrl);
}
radeon_end();
if (pdev->mesh_fast_launch_2)
radv_gfx11_emit_meshlet(cmd_buffer, ms);
radv_emit_vgt_gs_out(cmd_buffer, gs_out);
}