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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
commit76cb841cb886eef6b3bee341a2266c76578724ad (patch)
treef5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /drivers/media/dvb-frontends/cx24116.h
parentInitial commit. (diff)
downloadlinux-76cb841cb886eef6b3bee341a2266c76578724ad.tar.xz
linux-76cb841cb886eef6b3bee341a2266c76578724ad.zip
Adding upstream version 4.19.249.upstream/4.19.249
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/media/dvb-frontends/cx24116.h')
-rw-r--r--drivers/media/dvb-frontends/cx24116.h57
1 files changed, 57 insertions, 0 deletions
diff --git a/drivers/media/dvb-frontends/cx24116.h b/drivers/media/dvb-frontends/cx24116.h
new file mode 100644
index 000000000..9ff8df8d4
--- /dev/null
+++ b/drivers/media/dvb-frontends/cx24116.h
@@ -0,0 +1,57 @@
+/*
+ Conexant cx24116/cx24118 - DVBS/S2 Satellite demod/tuner driver
+
+ Copyright (C) 2006 Steven Toth <stoth@linuxtv.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 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 */