Adding upstream version 6.6.15.upstream/6.6.15

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 38 insertions, 0 deletions

diff --git a/drivers/media/dvb-frontends/mt312.h b/drivers/media/dvb-frontends/mt312.h
new file mode 100644
index 0000000000..21828513f8
--- /dev/null
+++ b/drivers/media/dvb-frontends/mt312.h
@@ -0,0 +1,38 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+    Driver for Zarlink MT312 Satellite Channel Decoder
+
+    Copyright (C) 2003 Andreas Oberritter <obi@linuxtv.org>
+
+
+    References:
+    http://products.zarlink.com/product_profiles/MT312.htm
+    http://products.zarlink.com/product_profiles/SL1935.htm
+*/
+
+#ifndef MT312_H
+#define MT312_H
+
+#include <linux/dvb/frontend.h>
+
+struct mt312_config {
+	/* the demodulator's i2c address */
+	u8 demod_address;
+
+	/* inverted voltage setting */
+	unsigned int voltage_inverted:1;
+};
+
+#if IS_REACHABLE(CONFIG_DVB_MT312)
+struct dvb_frontend *mt312_attach(const struct mt312_config *config,
+					struct i2c_adapter *i2c);
+#else
+static inline struct dvb_frontend *mt312_attach(
+	const struct mt312_config *config, struct i2c_adapter *i2c)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+	return NULL;
+}
+#endif /* CONFIG_DVB_MT312 */
+
+#endif /* MT312_H */