diff options
| author | Dave Airlie <airlied@redhat.com> | 2013-12-23 01:30:03 +0000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2014-02-05 10:49:39 +1000 |
| commit | f4652babbde7bd9a7660ece7fe38ed16e294595e (patch) | |
| tree | 7332896e634c8a1b934a92404fa6ee0b641c7717 /src/gallium/drivers/r600/evergreen_state.c | |
| parent | b0e842bd9f90d6b77eae085a168d5a6c49962bf3 (diff) | |
r600g: add primitive input support for gs
only enable prim id if gs uses it
Signed-off-by: Dave Airlie <airlied@redhat.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'src/gallium/drivers/r600/evergreen_state.c')
| -rw-r--r-- | src/gallium/drivers/r600/evergreen_state.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/gallium/drivers/r600/evergreen_state.c b/src/gallium/drivers/r600/evergreen_state.c index e6aa12228f9..c206c08c9c9 100644 --- a/src/gallium/drivers/r600/evergreen_state.c +++ b/src/gallium/drivers/r600/evergreen_state.c @@ -2725,7 +2725,7 @@ static void evergreen_emit_shader_stages(struct r600_context *rctx, struct r600_ struct radeon_winsys_cs *cs = rctx->b.rings.gfx.cs; struct r600_shader_stages_state *state = (struct r600_shader_stages_state*)a; - uint32_t v = 0, v2 = 0; + uint32_t v = 0, v2 = 0, primid = 0; if (state->geom_enable) { v = S_028B54_ES_EN(V_028B54_ES_STAGE_REAL) | @@ -2734,10 +2734,14 @@ static void evergreen_emit_shader_stages(struct r600_context *rctx, struct r600_ v2 = S_028A40_MODE(V_028A40_GS_SCENARIO_G) | S_028A40_CUT_MODE(V_028A40_GS_CUT_128); + + if (rctx->gs_shader->current->shader.gs_prim_id_input) + primid = 1; } r600_write_context_reg(cs, R_028B54_VGT_SHADER_STAGES_EN, v); r600_write_context_reg(cs, R_028A40_VGT_GS_MODE, v2); + r600_write_context_reg(cs, R_028A84_VGT_PRIMITIVEID_EN, primid); } static void evergreen_emit_gs_rings(struct r600_context *rctx, struct r600_atom *a) |