summaryrefslogtreecommitdiffstats
path: root/kernel/drivers/media/dvb-frontends/m88rs2000.h
diff options
context:
space:
mode:
Diffstat (limited to 'kernel/drivers/media/dvb-frontends/m88rs2000.h')
-rw-r--r--kernel/drivers/media/dvb-frontends/m88rs2000.h62
1 files changed, 62 insertions, 0 deletions
diff --git a/kernel/drivers/media/dvb-frontends/m88rs2000.h b/kernel/drivers/media/dvb-frontends/m88rs2000.h
new file mode 100644
index 000000000..de7430178
--- /dev/null
+++ b/kernel/drivers/media/dvb-frontends/m88rs2000.h
@@ -0,0 +1,62 @@
+/*
+ Driver for M88RS2000 demodulator
+
+ 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 M88RS2000_H
+#define M88RS2000_H
+
+#include <linux/kconfig.h>
+#include <linux/dvb/frontend.h>
+#include "dvb_frontend.h"
+
+struct m88rs2000_config {
+ /* Demodulator i2c address */
+ u8 demod_addr;
+
+ u8 *inittab;
+
+ /* minimum delay before retuning */
+ int min_delay_ms;
+
+ int (*set_ts_params)(struct dvb_frontend *, int);
+};
+
+enum {
+ CALL_IS_SET_FRONTEND = 0x0,
+ CALL_IS_READ,
+};
+
+#if IS_REACHABLE(CONFIG_DVB_M88RS2000)
+extern struct dvb_frontend *m88rs2000_attach(
+ const struct m88rs2000_config *config, struct i2c_adapter *i2c);
+#else
+static inline struct dvb_frontend *m88rs2000_attach(
+ const struct m88rs2000_config *config, struct i2c_adapter *i2c)
+{
+ printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+ return NULL;
+}
+#endif /* CONFIG_DVB_M88RS2000 */
+
+#define RS2000_FE_CRYSTAL_KHZ 27000
+
+enum {
+ DEMOD_WRITE = 0x1,
+ WRITE_DELAY = 0x10,
+};
+#endif /* M88RS2000_H */