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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-08-05 17:04:01 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-08-05 17:04:01 -0300
commit57f0f512b273f60d52568b8c6b77e17f5636edc0 (patch)
tree5e910f0e82173f4ef4f51111366a3f1299037a7b /drivers/media/dvb-frontends/nxt200x.h
Initial import
Diffstat (limited to 'drivers/media/dvb-frontends/nxt200x.h')
-rw-r--r--drivers/media/dvb-frontends/nxt200x.h57
1 files changed, 57 insertions, 0 deletions
diff --git a/drivers/media/dvb-frontends/nxt200x.h b/drivers/media/dvb-frontends/nxt200x.h
new file mode 100644
index 000000000..825b928ef
--- /dev/null
+++ b/drivers/media/dvb-frontends/nxt200x.h
@@ -0,0 +1,57 @@
+/*
+ * Support for NXT2002 and NXT2004 - VSB/QAM
+ *
+ * Copyright (C) 2005 Kirk Lapray (kirk.lapray@gmail.com)
+ * based on nxt2002 by Taylor Jacob <rtjacob@earthlink.net>
+ * and nxt2004 by Jean-Francois Thibert (jeanfrancois@sagetv.com)
+ *
+ * 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 NXT200X_H
+#define NXT200X_H
+
+#include <linux/dvb/frontend.h>
+#include <linux/firmware.h>
+
+typedef enum nxt_chip_t {
+ NXTUNDEFINED,
+ NXT2002,
+ NXT2004
+}nxt_chip_type;
+
+struct nxt200x_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);
+};
+
+#if IS_REACHABLE(CONFIG_DVB_NXT200X)
+extern struct dvb_frontend* nxt200x_attach(const struct nxt200x_config* config,
+ struct i2c_adapter* i2c);
+#else
+static inline struct dvb_frontend* nxt200x_attach(const struct nxt200x_config* config,
+ struct i2c_adapter* i2c)
+{
+ printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+ return NULL;
+}
+#endif // CONFIG_DVB_NXT200X
+
+#endif /* NXT200X_H */