V4L/DVB (10800): Add support for ST LNBH24 LNB power controller.

The controller consist of two independent parts.
Every part is similar to LNBP21, but has configurable i2c address.
It is used in NetUP Dual DVB-S2 CI card.
http://linuxtv.org/wiki/index.php/NetUP_Dual_DVB_S2_CI

Signed-off-by: Igor M. Liplianin <liplianin@netup.ru>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 36 insertions, 14 deletions

diff --git a/drivers/media/dvb/frontends/lnbp21.h b/drivers/media/dvb/frontends/lnbp21.h
index b8745887492c..fcdf1c650dde 100644
--- a/drivers/media/dvb/frontends/lnbp21.h
+++ b/drivers/media/dvb/frontends/lnbp21.h
@@ -28,26 +28,48 @@
 #define _LNBP21_H
 
 /* system register bits */
-#define LNBP21_OLF     0x01 /* [R-only] 0=OK; 1=over current limit flag*/
-#define LNBP21_OTF     0x02 /* [R-only] 0=OK; 1=over temperature flag (150degC typ) */
-#define LNBP21_EN      0x04 /* [RW] 0=disable LNB power, enable loopthrough; 1=enable LNB power, disable loopthrough*/
-#define LNBP21_VSEL    0x08 /* [RW] 0=low voltage (13/14V, vert pol); 1=high voltage (18/19V,horiz pol) */
-#define LNBP21_LLC     0x10 /* [RW] increase LNB voltage by 1V:  0=13/18V; 1=14/19V */
-#define LNBP21_TEN     0x20 /* [RW] 0=tone controlled by DSQIN pin; 1=tone enable, disable DSQIN */
-#define LNBP21_ISEL    0x40 /* [RW] current limit select 0:Iout=500-650mA,Isc=300mA ; 1:Iout=400-550mA,Isc=200mA*/
-#define LNBP21_PCL     0x80 /* [RW] short-circuit prot: 0=pulsed (dynamic) curr limiting; 1=static curr limiting*/
+/* [RO] 0=OK; 1=over current limit flag */
+#define LNBP21_OLF      0x01
+/* [RO] 0=OK; 1=over temperature flag (150 C) */
+#define LNBP21_OTF      0x02
+/* [RW] 0=disable LNB power, enable loopthrough
+        1=enable LNB power, disable loopthrough */
+#define LNBP21_EN       0x04
+/* [RW] 0=low voltage (13/14V, vert pol)
+        1=high voltage (18/19V,horiz pol) */
+#define LNBP21_VSEL     0x08
+/* [RW] increase LNB voltage by 1V:
+        0=13/18V; 1=14/19V */
+#define LNBP21_LLC      0x10
+/* [RW] 0=tone controlled by DSQIN pin
+        1=tone enable, disable DSQIN */
+#define LNBP21_TEN      0x20
+/* [RW] current limit select:
+        0:Iout=500-650mA Isc=300mA
+        1:Iout=400-550mA Isc=200mA */
+#define LNBP21_ISEL     0x40
+/* [RW] short-circuit protect:
+        0=pulsed (dynamic) curr limiting
+        1=static curr limiting */
+#define LNBP21_PCL      0x80
 
 #include <linux/dvb/frontend.h>
 
-#if defined(CONFIG_DVB_LNBP21) || (defined(CONFIG_DVB_LNBP21_MODULE) && defined(MODULE))
-/* override_set and override_clear control which system register bits (above) to always set & clear */
-extern struct dvb_frontend *lnbp21_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 override_set, u8 override_clear);
+#if defined(CONFIG_DVB_LNBP21) || (defined(CONFIG_DVB_LNBP21_MODULE) \
+                                                        && defined(MODULE))
+/* override_set and override_clear control which
+ system register bits (above) to always set & clear */
+extern struct dvb_frontend *lnbp21_attach(struct dvb_frontend *fe,
+                                struct i2c_adapter *i2c, u8 override_set,
+                                u8 override_clear);
 #else
-static inline struct dvb_frontend *lnbp21_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 override_set, u8 override_clear)
+static inline struct dvb_frontend *lnbp21_attach(struct dvb_frontend *fe,
+                                struct i2c_adapter *i2c, u8 override_set,
+                                u8 override_clear)
 {
         printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
         return NULL;
 }
-#endif // CONFIG_DVB_LNBP21
+#endif
 
-#endif // _LNBP21_H
+#endif