X-Git-Url: http://sigrok.org/gitweb/?a=blobdiff_plain;f=decoders%2Fspi%2Fpd.py;h=27971378c24d664301b3a9a70172ab361acaa3df;hb=2787cf2abc0187679e87d3735ca3e64c2a1a91c8;hp=7b979f0762bf3e50e555627344f26f916ec9c272;hpb=d399c64172cdf99637b63b01d2af1e509ed6b059;p=libsigrokdecode.git

diff --git a/decoders/spi/pd.py b/decoders/spi/pd.py
index 7b979f0..2797137 100644
--- a/decoders/spi/pd.py
+++ b/decoders/spi/pd.py
@@ -82,6 +82,7 @@ class Decoder(srd.Decoder):
     license = 'gplv2+'
     inputs = ['logic']
     outputs = ['spi']
+    tags = ['Embedded/industrial']
     channels = (
         {'id': 'clk', 'name': 'CLK', 'desc': 'Clock'},
     )
@@ -121,6 +122,9 @@ class Decoder(srd.Decoder):
     )
 
     def __init__(self):
+        self.reset()
+
+    def reset(self):
         self.samplerate = None
         self.bitcount = 0
         self.misodata = self.mosidata = 0
@@ -134,19 +138,18 @@ class Decoder(srd.Decoder):
         self.cs_was_deasserted = False
         self.have_cs = self.have_miso = self.have_mosi = None
 
-    def metadata(self, key, value):
-        if key == srd.SRD_CONF_SAMPLERATE:
-            self.samplerate = value
-
     def start(self):
         self.out_python = self.register(srd.OUTPUT_PYTHON)
         self.out_ann = self.register(srd.OUTPUT_ANN)
         self.out_binary = self.register(srd.OUTPUT_BINARY)
-        if self.samplerate is not None:
-            self.out_bitrate = self.register(srd.OUTPUT_META,
-                    meta=(int, 'Bitrate', 'Bitrate during transfers'))
+        self.out_bitrate = self.register(srd.OUTPUT_META,
+                meta=(int, 'Bitrate', 'Bitrate during transfers'))
         self.bw = (self.options['wordsize'] + 7) // 8
 
+    def metadata(self, key, value):
+       if key == srd.SRD_CONF_SAMPLERATE:
+            self.samplerate = value
+
     def putw(self, data):
         self.put(self.ss_block, self.samplenum, self.out_ann, data)
 
@@ -250,7 +253,7 @@ class Decoder(srd.Decoder):
         self.putdata()
 
         # Meta bitrate.
-        if self.samplerate is not None:
+        if self.samplerate:
             elapsed = 1 / float(self.samplerate)
             elapsed *= (self.samplenum - self.ss_block + 1)
             bitrate = int(1 / elapsed * ws)