V4L/DVB (8555): au8522: add mechanism to configure IF frequency for vsb and qam

Add a mechanism to configure IF frequency for vsb and qam.

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

1 files changed, 9 insertions, 0 deletions

diff --git a/drivers/media/dvb/frontends/au8522.h b/drivers/media/dvb/frontends/au8522.h
index d7affa3cdb27..afc9af26e7a2 100644
--- a/drivers/media/dvb/frontends/au8522.h
+++ b/drivers/media/dvb/frontends/au8522.h
@@ -24,6 +24,12 @@
 
 #include <linux/dvb/frontend.h>
 
+enum au8522_if_freq {
+        AU8522_IF_6MHZ = 0,
+        AU8522_IF_4MHZ,
+        AU8522_IF_3_25MHZ,
+};
+
 struct au8522_config {
         /* the demodulator's i2c address */
         u8 demod_address;
@@ -32,6 +38,9 @@ struct au8522_config {
 #define AU8522_TUNERLOCKING 0
 #define AU8522_DEMODLOCKING 1
         u8 status_mode;
+
+        enum au8522_if_freq vsb_if;
+        enum au8522_if_freq qam_if;
 };
 
 #if defined(CONFIG_DVB_AU8522) ||                               \