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-rw-r--r--src/gallium/drivers/radeonsi/si_state_draw.c7
-rw-r--r--src/gallium/drivers/radeonsi/si_state_shaders.c2
2 files changed, 3 insertions, 6 deletions
diff --git a/src/gallium/drivers/radeonsi/si_state_draw.c b/src/gallium/drivers/radeonsi/si_state_draw.c
index 9aacc9e176d..aa974d85811 100644
--- a/src/gallium/drivers/radeonsi/si_state_draw.c
+++ b/src/gallium/drivers/radeonsi/si_state_draw.c
@@ -724,25 +724,22 @@ static void gfx10_emit_ge_cntl(struct si_context *sctx, unsigned num_patches)
if (sctx->ngg) {
if (sctx->tes_shader.cso) {
ge_cntl = S_03096C_PRIM_GRP_SIZE(num_patches) |
- S_03096C_VERT_GRP_SIZE(0) |
+ S_03096C_VERT_GRP_SIZE(256) | /* 256 = disable vertex grouping */
S_03096C_BREAK_WAVE_AT_EOI(key.u.tess_uses_prim_id);
} else {
ge_cntl = si_get_vs_state(sctx)->ge_cntl;
}
} else {
unsigned primgroup_size;
- unsigned vertgroup_size;
+ unsigned vertgroup_size = 256; /* 256 = disable vertex grouping */;
if (sctx->tes_shader.cso) {
primgroup_size = num_patches; /* must be a multiple of NUM_PATCHES */
- vertgroup_size = 0;
} else if (sctx->gs_shader.cso) {
unsigned vgt_gs_onchip_cntl = sctx->gs_shader.current->ctx_reg.gs.vgt_gs_onchip_cntl;
primgroup_size = G_028A44_GS_PRIMS_PER_SUBGRP(vgt_gs_onchip_cntl);
- vertgroup_size = G_028A44_ES_VERTS_PER_SUBGRP(vgt_gs_onchip_cntl);
} else {
primgroup_size = 128; /* recommended without a GS and tess */
- vertgroup_size = 0;
}
ge_cntl = S_03096C_PRIM_GRP_SIZE(primgroup_size) |
diff --git a/src/gallium/drivers/radeonsi/si_state_shaders.c b/src/gallium/drivers/radeonsi/si_state_shaders.c
index dcad27fec05..d70b9a92669 100644
--- a/src/gallium/drivers/radeonsi/si_state_shaders.c
+++ b/src/gallium/drivers/radeonsi/si_state_shaders.c
@@ -1240,7 +1240,7 @@ static void gfx10_shader_ngg(struct si_screen *sscreen, struct si_shader *shader
shader->ge_cntl =
S_03096C_PRIM_GRP_SIZE(shader->ngg.max_gsprims) |
- S_03096C_VERT_GRP_SIZE(shader->ngg.hw_max_esverts) |
+ S_03096C_VERT_GRP_SIZE(256) | /* 256 = disable vertex grouping */
S_03096C_BREAK_WAVE_AT_EOI(break_wave_at_eoi);
/* Bug workaround for a possible hang with non-tessellation cases.