[PATCH v2] platform/chrome: cros_ec_trace: update generating script

[Tzung-Bi Shih]

To remove ", \" from the last line.

Signed-off-by: Tzung-Bi Shih <tzun...@google.com>
---
Changes from v1:
- simpler awk code

 drivers/platform/chrome/cros_ec_trace.c | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/drivers/platform/chrome/cros_ec_trace.c 
b/drivers/platform/chrome/cros_ec_trace.c
index 0a76412095a9..667460952dad 100644
--- a/drivers/platform/chrome/cros_ec_trace.c
+++ b/drivers/platform/chrome/cros_ec_trace.c
@@ -6,7 +6,18 @@
 #define TRACE_SYMBOL(a) {a, #a}
 
 // Generate the list using the following script:
-// sed -n 's/^#define \(EC_CMD_[[:alnum:]_]*\)\s.*/\tTRACE_SYMBOL(\1), \\/p' 
include/linux/mfd/cros_ec_commands.h
+// sed -n 's/^#define \(EC_CMD_[[:alnum:]_]*\)\s.*/\tTRACE_SYMBOL(\1), \\/p' \
+// include/linux/mfd/cros_ec_commands.h | awk '
+// {
+//   if (NR != 1)
+//     print buf;
+//   buf = $0;
+// }
+// END {
+//   gsub(/, \\/, "", buf);
+//   print buf;
+// }
+// '
 #define EC_CMDS \
        TRACE_SYMBOL(EC_CMD_PROTO_VERSION), \
        TRACE_SYMBOL(EC_CMD_HELLO), \
-- 
2.22.0.657.g960e92d24f-goog