From 1543e317f1da31b75942316931e8f491a8920811 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Thu, 04 Jan 2024 10:08:02 +0000
Subject: [PATCH] disable FB
---
kernel/drivers/media/dvb-frontends/tda10021.c | 54 ++++++++++++++++++++++++++----------------------------
1 files changed, 26 insertions(+), 28 deletions(-)
diff --git a/kernel/drivers/media/dvb-frontends/tda10021.c b/kernel/drivers/media/dvb-frontends/tda10021.c
index 5cd885d..462e12a 100644
--- a/kernel/drivers/media/dvb-frontends/tda10021.c
+++ b/kernel/drivers/media/dvb-frontends/tda10021.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
TDA10021 - Single Chip Cable Channel Receiver driver module
used on the Siemens DVB-C cards
@@ -6,19 +7,6 @@
Copyright (C) 2004 Markus Schulz <msc@antzsystem.de>
Support for TDA10021
- 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.
*/
#include <linux/delay.h>
@@ -149,26 +137,36 @@
{
s32 BDR;
s32 BDRI;
- s16 SFIL=0;
+ s16 SFIL = 0;
u16 NDEC = 0;
u32 tmp, ratio;
- if (symbolrate > XIN/2)
- symbolrate = XIN/2;
- if (symbolrate < 500000)
+ if (symbolrate > XIN / 2)
+ symbolrate = XIN / 2;
+ else if (symbolrate < 500000)
symbolrate = 500000;
- if (symbolrate < XIN/16) NDEC = 1;
- if (symbolrate < XIN/32) NDEC = 2;
- if (symbolrate < XIN/64) NDEC = 3;
+ if (symbolrate < XIN / 16)
+ NDEC = 1;
+ if (symbolrate < XIN / 32)
+ NDEC = 2;
+ if (symbolrate < XIN / 64)
+ NDEC = 3;
- if (symbolrate < (u32)(XIN/12.3)) SFIL = 1;
- if (symbolrate < (u32)(XIN/16)) SFIL = 0;
- if (symbolrate < (u32)(XIN/24.6)) SFIL = 1;
- if (symbolrate < (u32)(XIN/32)) SFIL = 0;
- if (symbolrate < (u32)(XIN/49.2)) SFIL = 1;
- if (symbolrate < (u32)(XIN/64)) SFIL = 0;
- if (symbolrate < (u32)(XIN/98.4)) SFIL = 1;
+ if (symbolrate < XIN * 10 / 123)
+ SFIL = 1;
+ if (symbolrate < XIN * 10 / 160)
+ SFIL = 0;
+ if (symbolrate < XIN * 10 / 246)
+ SFIL = 1;
+ if (symbolrate < XIN * 10 / 320)
+ SFIL = 0;
+ if (symbolrate < XIN * 10 / 492)
+ SFIL = 1;
+ if (symbolrate < XIN * 10 / 640)
+ SFIL = 0;
+ if (symbolrate < XIN * 10 / 984)
+ SFIL = 1;
symbolrate <<= NDEC;
ratio = (symbolrate << 4) / FIN;
@@ -525,4 +523,4 @@
MODULE_AUTHOR("Ralph Metzler, Holger Waechtler, Markus Schulz");
MODULE_LICENSE("GPL");
-EXPORT_SYMBOL(tda10021_attach);
+EXPORT_SYMBOL_GPL(tda10021_attach);
--
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