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Diffstat (limited to 'drivers/media/dvb/frontends/s921_module.h')
-rw-r--r--drivers/media/dvb/frontends/s921_module.h49
1 files changed, 49 insertions, 0 deletions
diff --git a/drivers/media/dvb/frontends/s921_module.h b/drivers/media/dvb/frontends/s921_module.h
new file mode 100644
index 00000000000..78660424ba9
--- /dev/null
+++ b/drivers/media/dvb/frontends/s921_module.h
@@ -0,0 +1,49 @@
+/*
+ * Driver for DVB-T s921 demodulator
+ *
+ * Copyright (C) 2008 Markus Rechberger <mrechberger@sundtek.de>
+ *
+ * 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 S921_MODULE_H
+#define S921_MODULE_H
+
+#include <linux/dvb/frontend.h>
+#include "s921_core.h"
+
+int s921_isdb_init(struct s921_isdb_t *dev);
+int s921_isdb_cmd(struct s921_isdb_t *dev, u32 cmd, void *data);
+
+struct s921_config
+{
+ /* demodulator's I2C address */
+ u8 i2c_address;
+};
+
+#if defined(CONFIG_DVB_S921) || (defined(CONFIG_DVB_S921_MODULE) && defined(MODULE))
+extern struct dvb_frontend* s921_attach(const struct s921_config *config,
+ struct i2c_adapter *i2c);
+#else
+static inline struct dvb_frontend* s921_attach(const struct s921_config *config,
+ struct i2c_adapter *i2c)
+{
+ printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+ return NULL;
+}
+#endif /* CONFIG_DVB_S921 */
+
+#endif /* S921_H */