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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-08-05 17:04:01 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-08-05 17:04:01 -0300
commit57f0f512b273f60d52568b8c6b77e17f5636edc0 (patch)
tree5e910f0e82173f4ef4f51111366a3f1299037a7b /drivers/media/dvb-frontends/isl6423.h
Initial import
Diffstat (limited to 'drivers/media/dvb-frontends/isl6423.h')
-rw-r--r--drivers/media/dvb-frontends/isl6423.h63
1 files changed, 63 insertions, 0 deletions
diff --git a/drivers/media/dvb-frontends/isl6423.h b/drivers/media/dvb-frontends/isl6423.h
new file mode 100644
index 000000000..a64df0ee2
--- /dev/null
+++ b/drivers/media/dvb-frontends/isl6423.h
@@ -0,0 +1,63 @@
+/*
+ Intersil ISL6423 SEC and LNB Power supply controller
+
+ Copyright (C) Manu Abraham <abraham.manu@gmail.com>
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#ifndef __ISL_6423_H
+#define __ISL_6423_H
+
+#include <linux/dvb/frontend.h>
+
+enum isl6423_current {
+ SEC_CURRENT_275m = 0,
+ SEC_CURRENT_515m,
+ SEC_CURRENT_635m,
+ SEC_CURRENT_800m,
+};
+
+enum isl6423_curlim {
+ SEC_CURRENT_LIM_ON = 1,
+ SEC_CURRENT_LIM_OFF
+};
+
+struct isl6423_config {
+ enum isl6423_current current_max;
+ enum isl6423_curlim curlim;
+ u8 addr;
+ u8 mod_extern;
+};
+
+#if IS_REACHABLE(CONFIG_DVB_ISL6423)
+
+
+extern struct dvb_frontend *isl6423_attach(struct dvb_frontend *fe,
+ struct i2c_adapter *i2c,
+ const struct isl6423_config *config);
+
+#else
+static inline struct dvb_frontend *isl6423_attach(struct dvb_frontend *fe,
+ struct i2c_adapter *i2c,
+ const struct isl6423_config *config)
+{
+ printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+ return NULL;
+}
+
+#endif /* CONFIG_DVB_ISL6423 */
+
+#endif /* __ISL_6423_H */