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module gfx_pipeline_flow
#(parameter STAGES=0)
(
input logic clk,
rst_n,
input logic in_valid,
out_ready,
output logic in_ready,
out_valid,
stall
);
logic[STAGES - 1:0] valid;
gfx_skid_flow skid
(
.in_valid(valid[STAGES - 1]),
.*
);
always_ff @(posedge clk or negedge rst_n)
if (!rst_n)
valid[0] <= 0;
else if (!stall)
valid[0] <= in_valid;
genvar i;
generate
for (i = 1; i < STAGES; ++i) begin: pipeline
always_ff @(posedge clk or negedge rst_n)
if (!rst_n)
valid[i] <= 0;
else if (!stall)
valid[i] <= valid[i - 1];
end
endgenerate
endmodule
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