V4L/DVB (6964): tda18271: document debug level and configuration parameters

Document debug level module options and
tda18271_config attach-time parameters.

Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/media/dvb/frontends/tda18271.h b/drivers/media/dvb/frontends/tda18271.h
index 4fa3d6ab6216..9ccfa6e8b5a9 100644
--- a/drivers/media/dvb/frontends/tda18271.h
+++ b/drivers/media/dvb/frontends/tda18271.h
@@ -52,7 +52,10 @@ enum tda18271_i2c_gate {
 };
 
 struct tda18271_config {
+        /* override default if freq / std settings (optional) */
         struct tda18271_std_map *std_map;
+
+        /* use i2c gate provided by analog or digital demod */
         enum tda18271_i2c_gate gate;
 };