summaryrefslogtreecommitdiffstats
path: root/drivers/media/dvb-frontends/cx22700.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/media/dvb-frontends/cx22700.h')
-rw-r--r--drivers/media/dvb-frontends/cx22700.h34
1 files changed, 34 insertions, 0 deletions
diff --git a/drivers/media/dvb-frontends/cx22700.h b/drivers/media/dvb-frontends/cx22700.h
new file mode 100644
index 000000000..178dd6b3a
--- /dev/null
+++ b/drivers/media/dvb-frontends/cx22700.h
@@ -0,0 +1,34 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ Conexant CX22700 DVB OFDM demodulator driver
+
+ Copyright (C) 2001-2002 Convergence Integrated Media GmbH
+ Holger Waechtler <holger@convergence.de>
+
+
+*/
+
+#ifndef CX22700_H
+#define CX22700_H
+
+#include <linux/dvb/frontend.h>
+
+struct cx22700_config
+{
+ /* the demodulator's i2c address */
+ u8 demod_address;
+};
+
+#if IS_REACHABLE(CONFIG_DVB_CX22700)
+extern struct dvb_frontend* cx22700_attach(const struct cx22700_config* config,
+ struct i2c_adapter* i2c);
+#else
+static inline struct dvb_frontend* cx22700_attach(const struct cx22700_config* config,
+ struct i2c_adapter* i2c)
+{
+ printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+ return NULL;
+}
+#endif // CONFIG_DVB_CX22700
+
+#endif // CX22700_H