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-rw-r--r--drivers/media/dvb-frontends/si2165.c69
1 files changed, 39 insertions, 30 deletions
diff --git a/drivers/media/dvb-frontends/si2165.c b/drivers/media/dvb-frontends/si2165.c
index 7c2eeee69757..c5d7c0db6b12 100644
--- a/drivers/media/dvb-frontends/si2165.c
+++ b/drivers/media/dvb-frontends/si2165.c
@@ -1,21 +1,21 @@
/*
- Driver for Silicon Labs Si2161 DVB-T and Si2165 DVB-C/-T Demodulator
-
- Copyright (C) 2013-2014 Matthias Schwarzott <zzam@gentoo.org>
-
- 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.
-
- References:
- http://www.silabs.com/Support%20Documents/TechnicalDocs/Si2165-short.pdf
-*/
+ * Driver for Silicon Labs Si2161 DVB-T and Si2165 DVB-C/-T Demodulator
+ *
+ * Copyright (C) 2013-2014 Matthias Schwarzott <zzam@gentoo.org>
+ *
+ * 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.
+ *
+ * References:
+ * http://www.silabs.com/Support%20Documents/TechnicalDocs/Si2165-short.pdf
+ */
#include <linux/delay.h>
#include <linux/errno.h>
@@ -31,11 +31,13 @@
#include "si2165_priv.h"
#include "si2165.h"
-/* Hauppauge WinTV-HVR-930C-HD B130 / PCTV QuatroStick 521e 1113xx
- * uses 16 MHz xtal */
-
-/* Hauppauge WinTV-HVR-930C-HD B131 / PCTV QuatroStick 522e 1114xx
- * uses 24 MHz clock provided by tuner */
+/*
+ * Hauppauge WinTV-HVR-930C-HD B130 / PCTV QuatroStick 521e 1113xx
+ * uses 16 MHz xtal
+ *
+ * Hauppauge WinTV-HVR-930C-HD B131 / PCTV QuatroStick 522e 1114xx
+ * uses 24 MHz clock provided by tuner
+ */
struct si2165_state {
struct i2c_adapter *i2c;
@@ -258,8 +260,10 @@ static int si2165_init_pll(struct si2165_state *state)
u8 divl = 12;
u8 buf[4];
- /* hardcoded values can be deleted if calculation is verified
- * or it yields the same values as the windows driver */
+ /*
+ * hardcoded values can be deleted if calculation is verified
+ * or it yields the same values as the windows driver
+ */
switch (ref_freq_Hz) {
case 16000000u:
divn = 56;
@@ -274,8 +278,10 @@ static int si2165_init_pll(struct si2165_state *state)
if (ref_freq_Hz > 16000000u)
divr = 2;
- /* now select divn and divp such that
- * fvco is in 1624..1824 MHz */
+ /*
+ * now select divn and divp such that
+ * fvco is in 1624..1824 MHz
+ */
if (1624000000u * divr > ref_freq_Hz * 2u * 63u)
divp = 4;
@@ -341,10 +347,12 @@ static int si2165_upload_firmware_block(struct si2165_state *state,
if (len % 4 != 0)
return -EINVAL;
- deb_fw_load("si2165_upload_firmware_block called with len=0x%x offset=0x%x blockcount=0x%x\n",
+ deb_fw_load(
+ "si2165_upload_firmware_block called with len=0x%x offset=0x%x blockcount=0x%x\n",
len, offset, block_count);
while (offset+12 <= len && cur_block < block_count) {
- deb_fw_load("si2165_upload_firmware_block in while len=0x%x offset=0x%x cur_block=0x%x blockcount=0x%x\n",
+ deb_fw_load(
+ "si2165_upload_firmware_block in while len=0x%x offset=0x%x cur_block=0x%x blockcount=0x%x\n",
len, offset, cur_block, block_count);
wordcount = data[offset];
if (wordcount < 1 || data[offset+1] ||
@@ -383,7 +391,8 @@ static int si2165_upload_firmware_block(struct si2165_state *state,
cur_block++;
}
- deb_fw_load("si2165_upload_firmware_block after while len=0x%x offset=0x%x cur_block=0x%x blockcount=0x%x\n",
+ deb_fw_load(
+ "si2165_upload_firmware_block after while len=0x%x offset=0x%x cur_block=0x%x blockcount=0x%x\n",
len, offset, cur_block, block_count);
if (poffset)
@@ -633,7 +642,7 @@ static int si2165_init(struct dvb_frontend *fe)
goto error;
/* ber_pkt */
- ret = si2165_writereg16(state, 0x0470 , 0x7530);
+ ret = si2165_writereg16(state, 0x0470, 0x7530);
if (ret < 0)
goto error;

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