From f353f5320db702ac69500fbfb2ca73b4a173bb56 Mon Sep 17 00:00:00 2001
From: Erik Kooistra <kooistra@astron.nl>
Date: Thu, 6 Oct 2016 07:10:29 +0000
Subject: [PATCH] Removed not needed parameter use_transpose.
---
libraries/dsp/fft/src/vhdl/fft_pkg.vhd | 12 +++++-------
1 file changed, 5 insertions(+), 7 deletions(-)
diff --git a/libraries/dsp/fft/src/vhdl/fft_pkg.vhd b/libraries/dsp/fft/src/vhdl/fft_pkg.vhd
index c98391b18d..3f74a55c55 100644
--- a/libraries/dsp/fft/src/vhdl/fft_pkg.vhd
+++ b/libraries/dsp/fft/src/vhdl/fft_pkg.vhd
@@ -45,7 +45,7 @@ package fft_pkg is
constant c_fft : t_fft := (true, true, 0, 4, 0, 1024, 8, 14, c_dsp_mult_w, 2, true, 56, 2);
-- Check consistancy of the FFT parameters
- function fft_r2_parameter_asserts(g_fft : t_fft; use_fft_shift, use_transpose : boolean) return boolean; -- the return value is void
+ function fft_r2_parameter_asserts(g_fft : t_fft; use_fft_shift : boolean) return boolean; -- the return value is void
-- Definitions for fft slv array (an array can not have unconstraint elements, so choose sufficiently wide 32 bit slv elements)
subtype t_fft_slv_arr is t_slv_32_arr; -- use subtype to ease interfacing to existing types and to have central definition for rtwo components
@@ -62,19 +62,17 @@ end package fft_pkg;
package body fft_pkg is
- function fft_r2_parameter_asserts(g_fft : t_fft; use_fft_shift, use_transpose : boolean) return boolean is
+ function fft_r2_parameter_asserts(g_fft : t_fft; use_fft_shift : boolean) return boolean is
begin
-- nof_points
assert g_fft.nof_points=2**ceil_log2(g_fft.nof_points) report "fft_r2: nof_points must be a power of 2" severity failure;
-- use_reorder
if g_fft.use_reorder=false then
- assert use_fft_shift=false report "fft_r2 : without use_reorder there cannot be use_fft_shift for complex input" severity failure;
assert g_fft.use_separate=false report "fft_r2 : without use_reorder there cannot be use_separate for two real inputs" severity failure;
- assert use_transpose=false report "fft_r2 : without use_reorder there cannot be use_transpose for wideband data" severity failure;
+ assert use_fft_shift=false report "fft_r2 : without use_reorder there cannot be use_fft_shift for complex input" severity failure;
end if;
- -- use_transpose
- if g_fft.wb_factor=1 then
- assert use_transpose=false report "fft_r2: for wb_factor=1 use_transpose is void, because use_transpose is only applicable for wideband data" severity failure;
+ if g_fft.use_separate=true then
+ assert use_fft_shift=false report "fft_r2 : with use_separate there cannot be use_fft_shift for real input" severity failure;
end if;
return true;
end;
--
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