Add GPIO decoding logic

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

diff --git a/contrib/cx231xx/parse_cx231xx.pl b/contrib/cx231xx/parse_cx231xx.pl
index ad0ec7c..e6f7905 100755 (executable)
--- a/contrib/cx231xx/parse_cx231xx.pl
+++ b/contrib/cx231xx/parse_cx231xx.pl
@@ -79,6 +79,31 @@ sub parse_i2c($$$$$$)
        printf("$payload\n");
 }
 
+sub parse_gpio($$$$$$)
+{
+       my $reqtype = shift;
+       my $req = shift;
+       my $wvalue = shift;
+       my $windex = shift;
+       my $wlen = shift;
+       my $payload = shift;
+
+       my $type = sprintf "Req %d: ", $req;
+       if ($req == 8) {
+               $type .= "GET gpio";
+       } elsif ($req == 9) {
+               $type .= "SET gpio";
+       } elsif ($req == 0xa) {
+               $type .= "SET gpie";
+       } elsif ($req == 0xb) {
+               $type .= "SET gpie";
+       }
+
+       my $gpio_bit = $wvalue << 16 & $windex;
+
+       printf("$type 0x%04x len %d val = %s\n", $gpio_bit, $wlen, $payload);
+}
+
 while (<>) {
        tr/A-F/a-f/;
        if (m/([4c]0) ([0-9a-f].) ([0-9a-f].) ([0-9a-f].) ([0-9a-f].) ([0-9a-f].) ([0-9a-f].) ([0-9a-f].)[\<\>\s]+(.*)/) {
@@ -94,5 +119,8 @@ while (<>) {
                } elsif ($req < 3) {
                        parse_i2c($reqtype, $req, $wvalue, $windex, $wlen, $payload);
                }
+#              if ($req >= 8 && $req <= 0xb) {
+                       parse_gpio($reqtype, $req, $wvalue, $windex, $wlen, $payload);
+#              }
        }
 }