rtl/gfx: move funnel out of frag

1 files changed, 0 insertions, 85 deletions

diff --git a/rtl/gfx/gfx_frag_funnel.sv b/rtl/gfx/gfx_frag_funnel.sv
deleted file mode 100644
index 943f582..0000000
--- a/rtl/gfx/gfx_frag_funnel.sv
+++ /dev/null
@@ -1,85 +0,0 @@
-`include "gfx/gfx_defs.sv"
-
-module gfx_frag_funnel
-(
-	input  logic         clk,
-	                     rst_n,
-
-	input  frag_xy_lanes fragments,
-	input  bary_lanes    barys,
-	input  paint_lanes   in_valid,
-	output logic         in_ready,
-
-	input  logic         out_ready,
-	output logic         out_valid,
-	output frag_xy       frag,
-	output fixed_tri     bary
-);
-
-	logic skid_ready, stall, ready, valid;
-	frag_xy next_frag, out_frag;
-	fixed_tri next_bary, out_bary;
-	bary_lanes barys_hold;
-	paint_lanes current, next;
-	frag_xy_lanes fragments_hold;
-
-	assign ready = !(|next);
-	assign in_ready = skid_ready && ready;
-
-	gfx_skid_buf #(.WIDTH($bits(frag))) skid_frag
-	(
-		.in(out_frag),
-		.out(frag),
-		.*
-	);
-
-	gfx_skid_buf #(.WIDTH($bits(bary))) skid_bary
-	(
-		.in(out_bary),
-		.out(bary),
-		.*
-	);
-
-	gfx_skid_flow skid_flow
-	(
-		.in_ready(skid_ready),
-		.in_valid(valid),
-		.*
-	);
-
-	always_comb begin
-		next = 0;
-		next_bary = {($bits(next_bary)){1'bx}};
-		next_frag = {($bits(next_frag)){1'bx}};
-
-		for (integer i = 0; i < `GFX_FINE_LANES; ++i)
-			if (current[i]) begin
-				next = current;
-				next[i] = 0;
-
-				next_bary = barys_hold[i];
-				next_frag = fragments_hold[i];
-			end
-	end
-
-	always_ff @(posedge clk or negedge rst_n)
-		if (!rst_n) begin
-			valid <= 0;
-			current <= 0;
-		end else if (!stall) begin
-			valid <= |current;
-			current <= ready ? in_valid : next;
-		end
-
-	always_ff @(posedge clk)
-		if (!stall) begin
-			if (ready) begin
-				barys_hold <= barys;
-				fragments_hold <= fragments;
-			end
-
-			out_bary <= next_bary;
-			out_frag <= next_frag;
-		end
-
-endmodule