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-rw-r--r--drivers/media/dvb-frontends/cx24110.h48
1 files changed, 48 insertions, 0 deletions
diff --git a/drivers/media/dvb-frontends/cx24110.h b/drivers/media/dvb-frontends/cx24110.h
new file mode 100644
index 0000000000..834b011d34
--- /dev/null
+++ b/drivers/media/dvb-frontends/cx24110.h
@@ -0,0 +1,48 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ cx24110 - Single Chip Satellite Channel Receiver driver module
+
+ Copyright (C) 2002 Peter Hettkamp <peter.hettkamp@htp-tel.de> based on
+ work
+ Copyright (C) 1999 Convergence Integrated Media GmbH <ralph@convergence.de>
+
+
+*/
+
+#ifndef CX24110_H
+#define CX24110_H
+
+#include <linux/dvb/frontend.h>
+
+struct cx24110_config
+{
+ /* the demodulator's i2c address */
+ u8 demod_address;
+};
+
+static inline int cx24110_pll_write(struct dvb_frontend *fe, u32 val)
+{
+ u8 buf[] = {
+ (u8)((val >> 24) & 0xff),
+ (u8)((val >> 16) & 0xff),
+ (u8)((val >> 8) & 0xff)
+ };
+
+ if (fe->ops.write)
+ return fe->ops.write(fe, buf, 3);
+ return 0;
+}
+
+#if IS_REACHABLE(CONFIG_DVB_CX24110)
+extern struct dvb_frontend* cx24110_attach(const struct cx24110_config* config,
+ struct i2c_adapter* i2c);
+#else
+static inline struct dvb_frontend* cx24110_attach(const struct cx24110_config* config,
+ struct i2c_adapter* i2c)
+{
+ printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+ return NULL;
+}
+#endif // CONFIG_DVB_CX24110
+
+#endif // CX24110_H