decoders: Rephrase condition-less .wait() calls (self documentation)

[libsigrokdecode.git] / decoders / lpc / pd.py

diff --git a/decoders/lpc/pd.py b/decoders/lpc/pd.py
index abaeb90a166f0fe43a4b3702e9744a40f07d3bb5..cdd1db8f4e6d25f696887adbe0893794453809b8 100644 (file)
--- a/decoders/lpc/pd.py
+++ b/decoders/lpc/pd.py
@@ -14,8 +14,7 @@
 ## GNU General Public License for more details.
 ##
 ## You should have received a copy of the GNU General Public License
-## along with this program; if not, write to the Free Software
-## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+## along with this program; if not, see <http://www.gnu.org/licenses/>.
 ##
 
 import sigrokdecode as srd
@@ -96,7 +95,7 @@ fields = {
 }
 
 class Decoder(srd.Decoder):
-    api_version = 1
+    api_version = 3
     id = 'lpc'
     name = 'LPC'
     longname = 'Low-Pin-Count'
@@ -136,7 +135,7 @@ class Decoder(srd.Decoder):
         ('warnings', 'Warnings', (0,)),
     )
 
-    def __init__(self, **kwargs):
+    def __init__(self):
         self.state = 'IDLE'
         self.oldlclk = -1
         self.samplenum = 0
@@ -313,8 +312,10 @@ class Decoder(srd.Decoder):
         self.tarcount = 0
         self.state = 'IDLE'
 
-    def decode(self, ss, es, data):
-        for (self.samplenum, pins) in data:
+    def decode(self):
+        while True:
+            # TODO: Come up with more appropriate self.wait() conditions.
+            pins = self.wait()
 
             # If none of the pins changed, there's nothing to do.
             if self.oldpins == pins:
@@ -346,7 +347,7 @@ class Decoder(srd.Decoder):
             if self.state == 'IDLE':
                 # A valid LPC cycle starts with LFRAME# being asserted (low).
                 if lframe != 0:
-                   continue
+                    continue
                 self.ss_block = self.samplenum
                 self.state = 'GET START'
                 self.lad = -1
@@ -365,6 +366,3 @@ class Decoder(srd.Decoder):
                 self.handle_get_data(lad, lad_bits)
             elif self.state == 'GET TAR2':
                 self.handle_get_tar2(lad, lad_bits)
-            else:
-                raise Exception('Invalid state: %s' % self.state)
-