radv: Consolidate GFX9 merged shader lookup logic

This was being handled in a few different places, consolidate it into a
single radv_get_shader() function.

Signed-off-by: Alex Smith <[email protected]>
Cc: "18.1" <[email protected]>
Reviewed-by: Bas Nieuwenhuizen <[email protected]>

1 files changed, 20 insertions, 18 deletions

diff --git a/src/amd/vulkan/radv_pipeline.c b/src/amd/vulkan/radv_pipeline.c
index 7a44544f44e..ff647ed9af3 100644
--- a/src/amd/vulkan/radv_pipeline.c
+++ b/src/amd/vulkan/radv_pipeline.c
@@ -1583,21 +1583,23 @@ static void si_multiwave_lds_size_workaround(struct radv_device *device,
 }
 
 struct radv_shader_variant *
-radv_get_vertex_shader(struct radv_pipeline *pipeline)
+radv_get_shader(struct radv_pipeline *pipeline,
+		gl_shader_stage stage)
 {
-	if (pipeline->shaders[MESA_SHADER_VERTEX])
-		return pipeline->shaders[MESA_SHADER_VERTEX];
-	if (pipeline->shaders[MESA_SHADER_TESS_CTRL])
-		return pipeline->shaders[MESA_SHADER_TESS_CTRL];
-	return pipeline->shaders[MESA_SHADER_GEOMETRY];
-}
-
-static struct radv_shader_variant *
-radv_get_tess_eval_shader(struct radv_pipeline *pipeline)
-{
-	if (pipeline->shaders[MESA_SHADER_TESS_EVAL])
-		return pipeline->shaders[MESA_SHADER_TESS_EVAL];
-	return pipeline->shaders[MESA_SHADER_GEOMETRY];
+	if (stage == MESA_SHADER_VERTEX) {
+		if (pipeline->shaders[MESA_SHADER_VERTEX])
+			return pipeline->shaders[MESA_SHADER_VERTEX];
+		if (pipeline->shaders[MESA_SHADER_TESS_CTRL])
+			return pipeline->shaders[MESA_SHADER_TESS_CTRL];
+		if (pipeline->shaders[MESA_SHADER_GEOMETRY])
+			return pipeline->shaders[MESA_SHADER_GEOMETRY];
+	} else if (stage == MESA_SHADER_TESS_EVAL) {
+		if (pipeline->shaders[MESA_SHADER_TESS_EVAL])
+			return pipeline->shaders[MESA_SHADER_TESS_EVAL];
+		if (pipeline->shaders[MESA_SHADER_GEOMETRY])
+			return pipeline->shaders[MESA_SHADER_GEOMETRY];
+	}
+	return pipeline->shaders[stage];
 }
 
 static struct radv_tessellation_state
@@ -1632,7 +1634,7 @@ calculate_tess_state(struct radv_pipeline *pipeline,
 		S_028B58_HS_NUM_OUTPUT_CP(num_tcs_output_cp);
 	tess.num_patches = num_patches;
 
-	struct radv_shader_variant *tes = radv_get_tess_eval_shader(pipeline);
+	struct radv_shader_variant *tes = radv_get_shader(pipeline, MESA_SHADER_TESS_EVAL);
 	unsigned type = 0, partitioning = 0, topology = 0, distribution_mode = 0;
 
 	switch (tes->info.tes.primitive_mode) {
@@ -3146,7 +3148,7 @@ radv_pipeline_generate_vgt_vertex_reuse(struct radeon_winsys_cs *cs,
 
 	unsigned vtx_reuse_depth = 30;
 	if (radv_pipeline_has_tess(pipeline) &&
-	    radv_get_tess_eval_shader(pipeline)->info.tes.spacing == TESS_SPACING_FRACTIONAL_ODD) {
+	    radv_get_shader(pipeline, MESA_SHADER_TESS_EVAL)->info.tes.spacing == TESS_SPACING_FRACTIONAL_ODD) {
 		vtx_reuse_depth = 14;
 	}
 	radeon_set_context_reg(cs, R_028C58_VGT_VERTEX_REUSE_BLOCK_CNTL,
@@ -3307,7 +3309,7 @@ radv_compute_ia_multi_vgt_param_helpers(struct radv_pipeline *pipeline,
 	if (radv_pipeline_has_tess(pipeline)) {
 		/* SWITCH_ON_EOI must be set if PrimID is used. */
 		if (pipeline->shaders[MESA_SHADER_TESS_CTRL]->info.info.uses_prim_id ||
-		    radv_get_tess_eval_shader(pipeline)->info.info.uses_prim_id)
+		    radv_get_shader(pipeline, MESA_SHADER_TESS_EVAL)->info.info.uses_prim_id)
 			ia_multi_vgt_param.ia_switch_on_eoi = true;
 	}
 
@@ -3497,7 +3499,7 @@ radv_pipeline_init(struct radv_pipeline *pipeline,
 	if (loc->sgpr_idx != -1) {
 		pipeline->graphics.vtx_base_sgpr = pipeline->user_data_0[MESA_SHADER_VERTEX];
 		pipeline->graphics.vtx_base_sgpr += loc->sgpr_idx * 4;
-		if (radv_get_vertex_shader(pipeline)->info.info.vs.needs_draw_id)
+		if (radv_get_shader(pipeline, MESA_SHADER_VERTEX)->info.info.vs.needs_draw_id)
 			pipeline->graphics.vtx_emit_num = 3;
 		else
 			pipeline->graphics.vtx_emit_num = 2;