From 2073a2c1b0978fb1b66803d5aa54b511d072530a Mon Sep 17 00:00:00 2001
From: Max Kellermann <max@musicpd.org>
Date: Tue, 14 Jan 2020 23:20:45 +0100
Subject: [PATCH] pcm/Dsd2Pcm: remove unused "lsbf" flag

---
 src/pcm/Dsd2Pcm.cxx | 2 --
 src/pcm/Dsd2Pcm.hxx | 2 --
 src/pcm/PcmDsd.cxx  | 2 +-
 3 files changed, 1 insertion(+), 5 deletions(-)

diff --git a/src/pcm/Dsd2Pcm.cxx b/src/pcm/Dsd2Pcm.cxx
index 94cdacb90..0b99cc5e4 100644
--- a/src/pcm/Dsd2Pcm.cxx
+++ b/src/pcm/Dsd2Pcm.cxx
@@ -193,14 +193,12 @@ Dsd2Pcm::TranslateSample(size_t ffp, uint8_t src) noexcept
 void
 Dsd2Pcm::Translate(size_t samples,
 		   const uint8_t *gcc_restrict src, ptrdiff_t src_stride,
-		   bool lsbf,
 		   float *dst, ptrdiff_t dst_stride) noexcept
 {
 	size_t ffp = fifopos;
 	while (samples-- > 0) {
 		uint8_t bite1 = *src;
 		src += src_stride;
-		if (lsbf) bite1 = bit_reverse(bite1);
 		*dst = TranslateSample(ffp, bite1);
 		dst += dst_stride;
 		ffp = (ffp + 1) & FIFOMASK;
diff --git a/src/pcm/Dsd2Pcm.hxx b/src/pcm/Dsd2Pcm.hxx
index 3a35cc8d3..b36c7007e 100644
--- a/src/pcm/Dsd2Pcm.hxx
+++ b/src/pcm/Dsd2Pcm.hxx
@@ -66,13 +66,11 @@ public:
 	 * @param samples -- number of octets/samples to "translate"
 	 * @param src -- pointer to first octet (input)
 	 * @param src_stride -- src pointer increment
-	 * @param lsbitfirst -- bitorder, 0=msb first, 1=lsbfirst
 	 * @param dst -- pointer to first float (output)
 	 * @param dst_stride -- dst pointer increment
 	 */
 	void Translate(size_t samples,
 		       const uint8_t *src, ptrdiff_t src_stride,
-		       bool lsbitfirst,
 		       float *dst, ptrdiff_t dst_stride) noexcept;
 
 private:
diff --git a/src/pcm/PcmDsd.cxx b/src/pcm/PcmDsd.cxx
index 01097b33c..e742ed1fa 100644
--- a/src/pcm/PcmDsd.cxx
+++ b/src/pcm/PcmDsd.cxx
@@ -61,7 +61,7 @@ PcmDsd::ToFloat(unsigned channels, ConstBuffer<uint8_t> src) noexcept
 
 		dsd2pcm[c]->Translate(num_frames,
 				      src.data + c, channels,
-				      false, dest + c, channels);
+				      dest + c, channels);
 	}
 
 	return { dest, num_samples };