From: Samuel Pitoiset Date: Fri, 15 Dec 2017 14:37:19 +0000 (+0100) Subject: amd/common: add ac_vgt_gs_mode() helper X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=79b34d083219473340d605b857274d1f8ba4fc37;p=mesa.git amd/common: add ac_vgt_gs_mode() helper Signed-off-by: Samuel Pitoiset Reviewed-by: Bas Nieuwenhuizen --- diff --git a/src/amd/common/ac_shader_util.c b/src/amd/common/ac_shader_util.c index ab8d3ed49bc..12f86dc677c 100644 --- a/src/amd/common/ac_shader_util.c +++ b/src/amd/common/ac_shader_util.c @@ -78,3 +78,30 @@ ac_get_cb_shader_mask(unsigned spi_shader_col_format) } return cb_shader_mask; } + +/** + * Calculate the appropriate setting of VGT_GS_MODE when \p shader is a + * geometry shader. + */ +uint32_t +ac_vgt_gs_mode(unsigned gs_max_vert_out, enum chip_class chip_class) +{ + unsigned cut_mode; + + if (gs_max_vert_out <= 128) { + cut_mode = V_028A40_GS_CUT_128; + } else if (gs_max_vert_out <= 256) { + cut_mode = V_028A40_GS_CUT_256; + } else if (gs_max_vert_out <= 512) { + cut_mode = V_028A40_GS_CUT_512; + } else { + assert(gs_max_vert_out <= 1024); + cut_mode = V_028A40_GS_CUT_1024; + } + + return S_028A40_MODE(V_028A40_GS_SCENARIO_G) | + S_028A40_CUT_MODE(cut_mode)| + S_028A40_ES_WRITE_OPTIMIZE(chip_class <= VI) | + S_028A40_GS_WRITE_OPTIMIZE(1) | + S_028A40_ONCHIP(chip_class >= GFX9 ? 1 : 0); +} diff --git a/src/amd/common/ac_shader_util.h b/src/amd/common/ac_shader_util.h index d3804b8fb13..1bdf909e099 100644 --- a/src/amd/common/ac_shader_util.h +++ b/src/amd/common/ac_shader_util.h @@ -25,6 +25,9 @@ #define AC_SHADER_UTIL_H #include +#include + +#include "amd_family.h" unsigned ac_get_spi_shader_z_format(bool writes_z, bool writes_stencil, @@ -33,4 +36,7 @@ ac_get_spi_shader_z_format(bool writes_z, bool writes_stencil, unsigned ac_get_cb_shader_mask(unsigned spi_shader_col_format); +uint32_t +ac_vgt_gs_mode(unsigned gs_max_vert_out, enum chip_class chip_class); + #endif diff --git a/src/amd/vulkan/radv_pipeline.c b/src/amd/vulkan/radv_pipeline.c index 66675c9b4b0..fedabcd73f7 100644 --- a/src/amd/vulkan/radv_pipeline.c +++ b/src/amd/vulkan/radv_pipeline.c @@ -1465,30 +1465,6 @@ static const struct radv_prim_vertex_count prim_size_table[] = { [V_008958_DI_PT_2D_TRI_STRIP] = {0, 0}, }; -static uint32_t si_vgt_gs_mode(struct radv_shader_variant *gs, - enum chip_class chip_class) -{ - unsigned gs_max_vert_out = gs->info.gs.vertices_out; - unsigned cut_mode; - - if (gs_max_vert_out <= 128) { - cut_mode = V_028A40_GS_CUT_128; - } else if (gs_max_vert_out <= 256) { - cut_mode = V_028A40_GS_CUT_256; - } else if (gs_max_vert_out <= 512) { - cut_mode = V_028A40_GS_CUT_512; - } else { - assert(gs_max_vert_out <= 1024); - cut_mode = V_028A40_GS_CUT_1024; - } - - return S_028A40_MODE(V_028A40_GS_SCENARIO_G) | - S_028A40_CUT_MODE(cut_mode)| - S_028A40_ES_WRITE_OPTIMIZE(chip_class <= VI) | - S_028A40_GS_WRITE_OPTIMIZE(1) | - S_028A40_ONCHIP(chip_class >= GFX9 ? 1 : 0); -} - static struct ac_vs_output_info *get_vs_output_info(struct radv_pipeline *pipeline) { if (radv_pipeline_has_gs(pipeline)) @@ -1507,8 +1483,12 @@ static void calculate_vgt_gs_mode(struct radv_pipeline *pipeline) pipeline->graphics.vgt_gs_mode = 0; if (radv_pipeline_has_gs(pipeline)) { - pipeline->graphics.vgt_gs_mode = si_vgt_gs_mode(pipeline->shaders[MESA_SHADER_GEOMETRY], - pipeline->device->physical_device->rad_info.chip_class); + struct radv_shader_variant *gs = + pipeline->shaders[MESA_SHADER_GEOMETRY]; + + pipeline->graphics.vgt_gs_mode = + ac_vgt_gs_mode(gs->info.gs.vertices_out, + pipeline->device->physical_device->rad_info.chip_class); } else if (outinfo->export_prim_id) { pipeline->graphics.vgt_gs_mode = S_028A40_MODE(V_028A40_GS_SCENARIO_A); pipeline->graphics.vgt_primitiveid_en = true; diff --git a/src/gallium/drivers/radeonsi/si_state_shaders.c b/src/gallium/drivers/radeonsi/si_state_shaders.c index d33008cdda7..9143f61fcdf 100644 --- a/src/gallium/drivers/radeonsi/si_state_shaders.c +++ b/src/gallium/drivers/radeonsi/si_state_shaders.c @@ -573,34 +573,6 @@ static void si_shader_es(struct si_screen *sscreen, struct si_shader *shader) polaris_set_vgt_vertex_reuse(sscreen, shader->selector, shader, pm4); } -/** - * Calculate the appropriate setting of VGT_GS_MODE when \p shader is a - * geometry shader. - */ -static uint32_t si_vgt_gs_mode(struct si_shader_selector *sel) -{ - enum chip_class chip_class = sel->screen->info.chip_class; - unsigned gs_max_vert_out = sel->gs_max_out_vertices; - unsigned cut_mode; - - if (gs_max_vert_out <= 128) { - cut_mode = V_028A40_GS_CUT_128; - } else if (gs_max_vert_out <= 256) { - cut_mode = V_028A40_GS_CUT_256; - } else if (gs_max_vert_out <= 512) { - cut_mode = V_028A40_GS_CUT_512; - } else { - assert(gs_max_vert_out <= 1024); - cut_mode = V_028A40_GS_CUT_1024; - } - - return S_028A40_MODE(V_028A40_GS_SCENARIO_G) | - S_028A40_CUT_MODE(cut_mode)| - S_028A40_ES_WRITE_OPTIMIZE(chip_class <= VI) | - S_028A40_GS_WRITE_OPTIMIZE(1) | - S_028A40_ONCHIP(chip_class >= GFX9 ? 1 : 0); -} - struct gfx9_gs_info { unsigned es_verts_per_subgroup; unsigned gs_prims_per_subgroup; @@ -867,7 +839,9 @@ static void si_shader_vs(struct si_screen *sscreen, struct si_shader *shader, si_pm4_set_reg(pm4, R_028A40_VGT_GS_MODE, S_028A40_MODE(mode)); si_pm4_set_reg(pm4, R_028A84_VGT_PRIMITIVEID_EN, enable_prim_id); } else { - si_pm4_set_reg(pm4, R_028A40_VGT_GS_MODE, si_vgt_gs_mode(gs)); + si_pm4_set_reg(pm4, R_028A40_VGT_GS_MODE, + ac_vgt_gs_mode(gs->gs_max_out_vertices, + sscreen->info.chip_class)); si_pm4_set_reg(pm4, R_028A84_VGT_PRIMITIVEID_EN, 0); }