X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=decoders%2Fusb_packet%2Fpd.py;h=7120d52932824d073269d0c58628fac64ce4bbca;hb=91a19cb31778ccb6db79c4d4d75d993d974ebae0;hp=8a8503eab535e0876fd8da5985ca16e67f433517;hpb=0e3cb15e814f20b201709688ab4eaa6eee54dc40;p=libsigrokdecode.git

diff --git a/decoders/usb_packet/pd.py b/decoders/usb_packet/pd.py
index 8a8503e..7120d52 100644
--- a/decoders/usb_packet/pd.py
+++ b/decoders/usb_packet/pd.py
@@ -33,7 +33,9 @@ Packet:
  - 'ADDR', <addr>
  - 'EP', <ep>
  - 'CRC5', <crc5>
+ - 'CRC5 ERROR', <crc5>
  - 'CRC16', <crc16>
+ - 'CRC16 ERROR', <crc16>
  - 'EOP', <eop>
  - 'FRAMENUM', <framenum>
  - 'DATABYTE', <databyte>
@@ -145,7 +147,7 @@ def bitstr_to_num(bitstr):
 def reverse_number(num, count):
     out = list(count * '0')
     for i in range(0, count):
-        if (num >> i & 1):
+        if num >> i & 1:
             out[i] = '1';
     return int(''.join(out), 2)
 
@@ -154,7 +156,7 @@ def calc_crc5(bitstr):
     crc5 = 0x1f
     for bit in bitstr:
         crc5 <<= 1
-        if (int(bit) != (crc5 >> 5)):
+        if int(bit) != (crc5 >> 5):
             crc5 ^= poly5
         crc5 &= 0x1f
     crc5 ^= 0x1f
@@ -165,7 +167,7 @@ def calc_crc16(bitstr):
     crc16 = 0xffff
     for bit in bitstr:
         crc16 <<= 1
-        if (int(bit) != (crc16 >> 16)):
+        if int(bit) != (crc16 >> 16):
             crc16 ^= poly16
         crc16 &= 0xffff
     crc16 ^= 0xffff
@@ -314,7 +316,7 @@ class Decoder(srd.Decoder):
             crc5 = bitstr_to_num(packet[27:31 + 1])
             crc5_calc = calc_crc5(packet[16:27])
             self.ss, self.es = self.bits[27][1], self.bits[31][2]
-            if (crc5 == crc5_calc):
+            if crc5 == crc5_calc:
                 self.putpb(['CRC5', crc5])
                 self.putb([6, ['CRC5: 0x%02X' % crc5, 'CRC5', 'C']])
             else:
@@ -346,7 +348,7 @@ class Decoder(srd.Decoder):
             crc16 = bitstr_to_num(packet[-16:])
             crc16_calc = calc_crc16(packet[16:-16])
             self.ss, self.es = self.bits[-16][1], self.bits[-1][2]
-            if (crc16 == crc16_calc):
+            if crc16 == crc16_calc:
                 self.putpb(['CRC16', crc16])
                 self.putb([9, ['CRC16: 0x%04X' % crc16, 'CRC16', 'C']])
             else: