radv: add tessellation support to variant code.

This just fills out the rsrc registers for tess shaders.

Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Signed-off-by: Dave Airlie <airlied@redhat.com>

diff --git a/src/amd/vulkan/radv_pipeline.c b/src/amd/vulkan/radv_pipeline.c
index 44ae292..dbae47b 100644 (file)
--- a/src/amd/vulkan/radv_pipeline.c
+++ b/src/amd/vulkan/radv_pipeline.c
@@ -378,21 +378,24 @@ static void radv_fill_shader_variant(struct radv_device *device,
                radv_finishme("shader scratch support only available with LLVM 4.0");
 
        variant->code_size = binary->code_size;
+       variant->rsrc2 = S_00B12C_USER_SGPR(variant->info.num_user_sgprs) |
+                       S_00B12C_SCRATCH_EN(scratch_enabled);
 
        switch (stage) {
+       case MESA_SHADER_TESS_EVAL:
+               vgpr_comp_cnt = 3;
+               /* fallthrough */
+       case MESA_SHADER_TESS_CTRL:
+               variant->rsrc2 |= S_00B42C_OC_LDS_EN(1);
+               break;
        case MESA_SHADER_VERTEX:
        case MESA_SHADER_GEOMETRY:
-               variant->rsrc2 = S_00B12C_USER_SGPR(variant->info.num_user_sgprs) |
-                       S_00B12C_SCRATCH_EN(scratch_enabled);
                vgpr_comp_cnt = variant->info.vs.vgpr_comp_cnt;
                break;
        case MESA_SHADER_FRAGMENT:
-               variant->rsrc2 = S_00B12C_USER_SGPR(variant->info.num_user_sgprs) |
-                       S_00B12C_SCRATCH_EN(scratch_enabled);
                break;
        case MESA_SHADER_COMPUTE:
-               variant->rsrc2 = S_00B84C_USER_SGPR(variant->info.num_user_sgprs) |
-                       S_00B84C_SCRATCH_EN(scratch_enabled) |
+               variant->rsrc2 |=
                        S_00B84C_TGID_X_EN(1) | S_00B84C_TGID_Y_EN(1) |
                        S_00B84C_TGID_Z_EN(1) | S_00B84C_TIDIG_COMP_CNT(2) |
                        S_00B84C_TG_SIZE_EN(1) |