summaryrefslogtreecommitdiffstats
path: root/drivers/media/dvb-frontends/cx24116.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/media/dvb-frontends/cx24116.h')
-rw-r--r--drivers/media/dvb-frontends/cx24116.h45
1 files changed, 45 insertions, 0 deletions
diff --git a/drivers/media/dvb-frontends/cx24116.h b/drivers/media/dvb-frontends/cx24116.h
new file mode 100644
index 0000000000..1d2fab5945
--- /dev/null
+++ b/drivers/media/dvb-frontends/cx24116.h
@@ -0,0 +1,45 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ Conexant cx24116/cx24118 - DVBS/S2 Satellite demod/tuner driver
+
+ Copyright (C) 2006 Steven Toth <stoth@linuxtv.com>
+
+*/
+
+#ifndef CX24116_H
+#define CX24116_H
+
+#include <linux/dvb/frontend.h>
+
+struct cx24116_config {
+ /* the demodulator's i2c address */
+ u8 demod_address;
+
+ /* Need to set device param for start_dma */
+ int (*set_ts_params)(struct dvb_frontend *fe, int is_punctured);
+
+ /* Need to reset device during firmware loading */
+ int (*reset_device)(struct dvb_frontend *fe);
+
+ /* Need to set MPEG parameters */
+ u8 mpg_clk_pos_pol:0x02;
+
+ /* max bytes I2C provider can write at once */
+ u16 i2c_wr_max;
+};
+
+#if IS_REACHABLE(CONFIG_DVB_CX24116)
+extern struct dvb_frontend *cx24116_attach(
+ const struct cx24116_config *config,
+ struct i2c_adapter *i2c);
+#else
+static inline struct dvb_frontend *cx24116_attach(
+ const struct cx24116_config *config,
+ struct i2c_adapter *i2c)
+{
+ printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+ return NULL;
+}
+#endif
+
+#endif /* CX24116_H */