2019-05-27 08:55:06 +02:00
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
* Fitipower FC0011 tuner driver
*
* Copyright ( C ) 2012 Michael Buesch < m @ bues . ch >
*
* Derived from FC0012 tuner driver :
* Copyright ( C ) 2012 Hans - Frieder Vogt < hfvogt @ gmx . net >
*/
# include "fc0011.h"
/* Tuner registers */
enum {
FC11_REG_0 ,
FC11_REG_FA , /* FA */
FC11_REG_FP , /* FP */
FC11_REG_XINHI , /* XIN high 8 bit */
FC11_REG_XINLO , /* XIN low 8 bit */
FC11_REG_VCO , /* VCO */
FC11_REG_VCOSEL , /* VCO select */
FC11_REG_7 , /* Unknown tuner reg 7 */
FC11_REG_8 , /* Unknown tuner reg 8 */
FC11_REG_9 ,
FC11_REG_10 , /* Unknown tuner reg 10 */
FC11_REG_11 , /* Unknown tuner reg 11 */
FC11_REG_12 ,
FC11_REG_RCCAL , /* RC calibrate */
FC11_REG_VCOCAL , /* VCO calibrate */
FC11_REG_15 ,
FC11_REG_16 , /* Unknown tuner reg 16 */
FC11_REG_17 ,
FC11_NR_REGS , /* Number of registers */
} ;
enum FC11_REG_VCOSEL_bits {
FC11_VCOSEL_2 = 0x08 , /* VCO select 2 */
FC11_VCOSEL_1 = 0x10 , /* VCO select 1 */
FC11_VCOSEL_CLKOUT = 0x20 , /* Fix clock out */
FC11_VCOSEL_BW7M = 0x40 , /* 7MHz bw */
FC11_VCOSEL_BW6M = 0x80 , /* 6MHz bw */
} ;
enum FC11_REG_RCCAL_bits {
FC11_RCCAL_FORCE = 0x10 , /* force */
} ;
enum FC11_REG_VCOCAL_bits {
FC11_VCOCAL_RUN = 0 , /* VCO calibration run */
FC11_VCOCAL_VALUEMASK = 0x3F , /* VCO calibration value mask */
FC11_VCOCAL_OK = 0x40 , /* VCO calibration Ok */
FC11_VCOCAL_RESET = 0x80 , /* VCO calibration reset */
} ;
struct fc0011_priv {
struct i2c_adapter * i2c ;
u8 addr ;
u32 frequency ;
u32 bandwidth ;
} ;
static int fc0011_writereg ( struct fc0011_priv * priv , u8 reg , u8 val )
{
u8 buf [ 2 ] = { reg , val } ;
struct i2c_msg msg = { . addr = priv - > addr ,
. flags = 0 , . buf = buf , . len = 2 } ;
if ( i2c_transfer ( priv - > i2c , & msg , 1 ) ! = 1 ) {
dev_err ( & priv - > i2c - > dev ,
" I2C write reg failed, reg: %02x, val: %02x \n " ,
reg , val ) ;
return - EIO ;
}
return 0 ;
}
static int fc0011_readreg ( struct fc0011_priv * priv , u8 reg , u8 * val )
{
u8 dummy ;
struct i2c_msg msg [ 2 ] = {
{ . addr = priv - > addr ,
. flags = 0 , . buf = & reg , . len = 1 } ,
{ . addr = priv - > addr ,
. flags = I2C_M_RD , . buf = val ? : & dummy , . len = 1 } ,
} ;
if ( i2c_transfer ( priv - > i2c , msg , 2 ) ! = 2 ) {
dev_err ( & priv - > i2c - > dev ,
" I2C read failed, reg: %02x \n " , reg ) ;
return - EIO ;
}
return 0 ;
}
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static void fc0011_release ( struct dvb_frontend * fe )
{
kfree ( fe - > tuner_priv ) ;
fe - > tuner_priv = NULL ;
}
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static int fc0011_init ( struct dvb_frontend * fe )
{
struct fc0011_priv * priv = fe - > tuner_priv ;
int err ;
if ( WARN_ON ( ! fe - > callback ) )
return - EINVAL ;
err = fe - > callback ( priv - > i2c , DVB_FRONTEND_COMPONENT_TUNER ,
FC0011_FE_CALLBACK_POWER , priv - > addr ) ;
if ( err ) {
dev_err ( & priv - > i2c - > dev , " Power-on callback failed \n " ) ;
return err ;
}
err = fe - > callback ( priv - > i2c , DVB_FRONTEND_COMPONENT_TUNER ,
FC0011_FE_CALLBACK_RESET , priv - > addr ) ;
if ( err ) {
dev_err ( & priv - > i2c - > dev , " Reset callback failed \n " ) ;
return err ;
}
return 0 ;
}
/* Initiate VCO calibration */
static int fc0011_vcocal_trigger ( struct fc0011_priv * priv )
{
int err ;
err = fc0011_writereg ( priv , FC11_REG_VCOCAL , FC11_VCOCAL_RESET ) ;
if ( err )
return err ;
err = fc0011_writereg ( priv , FC11_REG_VCOCAL , FC11_VCOCAL_RUN ) ;
if ( err )
return err ;
return 0 ;
}
/* Read VCO calibration value */
static int fc0011_vcocal_read ( struct fc0011_priv * priv , u8 * value )
{
int err ;
err = fc0011_writereg ( priv , FC11_REG_VCOCAL , FC11_VCOCAL_RUN ) ;
if ( err )
return err ;
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usleep_range ( 10000 , 20000 ) ;
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err = fc0011_readreg ( priv , FC11_REG_VCOCAL , value ) ;
if ( err )
return err ;
return 0 ;
}
static int fc0011_set_params ( struct dvb_frontend * fe )
{
struct dtv_frontend_properties * p = & fe - > dtv_property_cache ;
struct fc0011_priv * priv = fe - > tuner_priv ;
int err ;
unsigned int i , vco_retries ;
u32 freq = p - > frequency / 1000 ;
u32 bandwidth = p - > bandwidth_hz / 1000 ;
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u32 fvco , xin , frac , xdiv , xdivr ;
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u8 fa , fp , vco_sel , vco_cal ;
u8 regs [ FC11_NR_REGS ] = { } ;
regs [ FC11_REG_7 ] = 0x0F ;
regs [ FC11_REG_8 ] = 0x3E ;
regs [ FC11_REG_10 ] = 0xB8 ;
regs [ FC11_REG_11 ] = 0x80 ;
regs [ FC11_REG_RCCAL ] = 0x04 ;
err = fc0011_writereg ( priv , FC11_REG_7 , regs [ FC11_REG_7 ] ) ;
err | = fc0011_writereg ( priv , FC11_REG_8 , regs [ FC11_REG_8 ] ) ;
err | = fc0011_writereg ( priv , FC11_REG_10 , regs [ FC11_REG_10 ] ) ;
err | = fc0011_writereg ( priv , FC11_REG_11 , regs [ FC11_REG_11 ] ) ;
err | = fc0011_writereg ( priv , FC11_REG_RCCAL , regs [ FC11_REG_RCCAL ] ) ;
if ( err )
return - EIO ;
/* Set VCO freq and VCO div */
if ( freq < 54000 ) {
fvco = freq * 64 ;
regs [ FC11_REG_VCO ] = 0x82 ;
} else if ( freq < 108000 ) {
fvco = freq * 32 ;
regs [ FC11_REG_VCO ] = 0x42 ;
} else if ( freq < 216000 ) {
fvco = freq * 16 ;
regs [ FC11_REG_VCO ] = 0x22 ;
} else if ( freq < 432000 ) {
fvco = freq * 8 ;
regs [ FC11_REG_VCO ] = 0x12 ;
} else {
fvco = freq * 4 ;
regs [ FC11_REG_VCO ] = 0x0A ;
}
/* Calc XIN. The PLL reference frequency is 18 MHz. */
xdiv = fvco / 18000 ;
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WARN_ON ( xdiv > 0xFF ) ;
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frac = fvco - xdiv * 18000 ;
frac = ( frac < < 15 ) / 18000 ;
if ( frac > = 16384 )
frac + = 32786 ;
if ( ! frac )
xin = 0 ;
else
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xin = clamp_t ( u32 , frac , 512 , 65024 ) ;
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regs [ FC11_REG_XINHI ] = xin > > 8 ;
regs [ FC11_REG_XINLO ] = xin ;
/* Calc FP and FA */
xdivr = xdiv ;
if ( fvco - xdiv * 18000 > = 9000 )
xdivr + = 1 ; /* round */
fp = xdivr / 8 ;
fa = xdivr - fp * 8 ;
if ( fa < 2 ) {
fp - = 1 ;
fa + = 8 ;
}
if ( fp > 0x1F ) {
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fp = 0x1F ;
fa = 0xF ;
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}
if ( fa > = fp ) {
dev_warn ( & priv - > i2c - > dev ,
" fa %02X >= fp %02X, but trying to continue \n " ,
( unsigned int ) ( u8 ) fa , ( unsigned int ) ( u8 ) fp ) ;
}
regs [ FC11_REG_FA ] = fa ;
regs [ FC11_REG_FP ] = fp ;
/* Select bandwidth */
switch ( bandwidth ) {
case 8000 :
break ;
case 7000 :
regs [ FC11_REG_VCOSEL ] | = FC11_VCOSEL_BW7M ;
break ;
default :
[media] tuners: don't break long lines
Due to the 80-cols restrictions, and latter due to checkpatch
warnings, several strings were broken into multiple lines. This
is not considered a good practice anymore, as it makes harder
to grep for strings at the source code.
As we're right now fixing other drivers due to KERN_CONT, we need
to be able to identify what printk strings don't end with a "\n".
It is a way easier to detect those if we don't break long lines.
So, join those continuation lines.
The patch was generated via the script below, and manually
adjusted if needed.
</script>
use Text::Tabs;
while (<>) {
if ($next ne "") {
$c=$_;
if ($c =~ /^\s+\"(.*)/) {
$c2=$1;
$next =~ s/\"\n$//;
$n = expand($next);
$funpos = index($n, '(');
$pos = index($c2, '",');
if ($funpos && $pos > 0) {
$s1 = substr $c2, 0, $pos + 2;
$s2 = ' ' x ($funpos + 1) . substr $c2, $pos + 2;
$s2 =~ s/^\s+//;
$s2 = ' ' x ($funpos + 1) . $s2 if ($s2 ne "");
print unexpand("$next$s1\n");
print unexpand("$s2\n") if ($s2 ne "");
} else {
print "$next$c2\n";
}
$next="";
next;
} else {
print $next;
}
$next="";
} else {
if (m/\"$/) {
if (!m/\\n\"$/) {
$next=$_;
next;
}
}
}
print $_;
}
</script>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2016-10-18 17:44:26 -02:00
dev_warn ( & priv - > i2c - > dev , " Unsupported bandwidth %u kHz. Using 6000 kHz. \n " ,
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bandwidth ) ;
bandwidth = 6000 ;
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fallthrough ;
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case 6000 :
regs [ FC11_REG_VCOSEL ] | = FC11_VCOSEL_BW6M ;
break ;
}
/* Pre VCO select */
if ( fvco < 2320000 ) {
vco_sel = 0 ;
regs [ FC11_REG_VCOSEL ] & = ~ ( FC11_VCOSEL_1 | FC11_VCOSEL_2 ) ;
} else if ( fvco < 3080000 ) {
vco_sel = 1 ;
regs [ FC11_REG_VCOSEL ] & = ~ ( FC11_VCOSEL_1 | FC11_VCOSEL_2 ) ;
regs [ FC11_REG_VCOSEL ] | = FC11_VCOSEL_1 ;
} else {
vco_sel = 2 ;
regs [ FC11_REG_VCOSEL ] & = ~ ( FC11_VCOSEL_1 | FC11_VCOSEL_2 ) ;
regs [ FC11_REG_VCOSEL ] | = FC11_VCOSEL_2 ;
}
/* Fix for low freqs */
if ( freq < 45000 ) {
regs [ FC11_REG_FA ] = 0x6 ;
regs [ FC11_REG_FP ] = 0x11 ;
}
/* Clock out fix */
regs [ FC11_REG_VCOSEL ] | = FC11_VCOSEL_CLKOUT ;
/* Write the cached registers */
for ( i = FC11_REG_FA ; i < = FC11_REG_VCOSEL ; i + + ) {
err = fc0011_writereg ( priv , i , regs [ i ] ) ;
if ( err )
return err ;
}
/* VCO calibration */
err = fc0011_vcocal_trigger ( priv ) ;
if ( err )
return err ;
err = fc0011_vcocal_read ( priv , & vco_cal ) ;
if ( err )
return err ;
vco_retries = 0 ;
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while ( ! ( vco_cal & FC11_VCOCAL_OK ) & & vco_retries < 3 ) {
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/* Reset the tuner and try again */
err = fe - > callback ( priv - > i2c , DVB_FRONTEND_COMPONENT_TUNER ,
FC0011_FE_CALLBACK_RESET , priv - > addr ) ;
if ( err ) {
dev_err ( & priv - > i2c - > dev , " Failed to reset tuner \n " ) ;
return err ;
}
/* Reinit tuner config */
err = 0 ;
for ( i = FC11_REG_FA ; i < = FC11_REG_VCOSEL ; i + + )
err | = fc0011_writereg ( priv , i , regs [ i ] ) ;
err | = fc0011_writereg ( priv , FC11_REG_7 , regs [ FC11_REG_7 ] ) ;
err | = fc0011_writereg ( priv , FC11_REG_8 , regs [ FC11_REG_8 ] ) ;
err | = fc0011_writereg ( priv , FC11_REG_10 , regs [ FC11_REG_10 ] ) ;
err | = fc0011_writereg ( priv , FC11_REG_11 , regs [ FC11_REG_11 ] ) ;
err | = fc0011_writereg ( priv , FC11_REG_RCCAL , regs [ FC11_REG_RCCAL ] ) ;
if ( err )
return - EIO ;
/* VCO calibration */
err = fc0011_vcocal_trigger ( priv ) ;
if ( err )
return err ;
err = fc0011_vcocal_read ( priv , & vco_cal ) ;
if ( err )
return err ;
vco_retries + + ;
}
if ( ! ( vco_cal & FC11_VCOCAL_OK ) ) {
dev_err ( & priv - > i2c - > dev ,
" Failed to read VCO calibration value (got %02X) \n " ,
( unsigned int ) vco_cal ) ;
return - EIO ;
}
vco_cal & = FC11_VCOCAL_VALUEMASK ;
switch ( vco_sel ) {
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default :
WARN_ON ( 1 ) ;
media: tw5864, fc0011: better handle WARN_ON()
As such macro will check if the expression is true, it may fall through, as
warned:
In file included from ./include/uapi/linux/stddef.h:1:0,
from ./include/linux/stddef.h:4,
from ./include/uapi/linux/posix_types.h:4,
from ./include/uapi/linux/types.h:13,
from ./include/linux/types.h:5,
from ./drivers/media/dvb-core/dvb_frontend.h:35,
from drivers/media/tuners/fc0011.h:4,
from drivers/media/tuners/fc0011.c:20:
drivers/media/tuners/fc0011.c: In function 'fc0011_set_params':
./include/linux/compiler.h:179:22: warning: this statement may fall through [-Wimplicit-fallthrough=]
# define unlikely(x) __builtin_expect(!!(x), 0)
^~~~~~~~~~~~~~~~~~~~~~~~~~
./include/asm-generic/bug.h:109:2: note: in expansion of macro 'unlikely'
unlikely(__ret_warn_on); \
^~~~~~~~
drivers/media/tuners/fc0011.c:344:3: note: in expansion of macro 'WARN_ON'
WARN_ON(1);
^~~~~~~
drivers/media/tuners/fc0011.c:345:2: note: here
case 0:
^~~~
In file included from ./include/uapi/linux/stddef.h:1:0,
from ./include/linux/stddef.h:4,
from ./include/uapi/linux/posix_types.h:4,
from ./include/uapi/linux/types.h:13,
from ./include/linux/types.h:5,
from ./include/linux/list.h:4,
from ./include/linux/module.h:9,
from drivers/media/pci/tw5864/tw5864-video.c:17:
drivers/media/pci/tw5864/tw5864-video.c: In function 'tw5864_fmt_vid_cap':
./include/linux/compiler.h:179:22: warning: this statement may fall through [-Wimplicit-fallthrough=]
# define unlikely(x) __builtin_expect(!!(x), 0)
^~~~~~~~~~~~~~~~~~~~~~~~~~
./include/asm-generic/bug.h:68:2: note: in expansion of macro 'unlikely'
unlikely(__ret_warn_on); \
^~~~~~~~
drivers/media/pci/tw5864/tw5864-video.c:547:3: note: in expansion of macro 'WARN_ON_ONCE'
WARN_ON_ONCE(1);
^~~~~~~~~~~~
drivers/media/pci/tw5864/tw5864-video.c:548:2: note: here
case STD_NTSC:
^~~~
On both cases, it means an error, so, let's return an error
code, to make gcc happy.
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Acked-by: Michael Büsch <m@bues.ch>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2017-05-18 11:06:43 -03:00
return - EINVAL ;
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case 0 :
if ( vco_cal < 8 ) {
regs [ FC11_REG_VCOSEL ] & = ~ ( FC11_VCOSEL_1 | FC11_VCOSEL_2 ) ;
regs [ FC11_REG_VCOSEL ] | = FC11_VCOSEL_1 ;
err = fc0011_writereg ( priv , FC11_REG_VCOSEL ,
regs [ FC11_REG_VCOSEL ] ) ;
if ( err )
return err ;
err = fc0011_vcocal_trigger ( priv ) ;
if ( err )
return err ;
} else {
regs [ FC11_REG_VCOSEL ] & = ~ ( FC11_VCOSEL_1 | FC11_VCOSEL_2 ) ;
err = fc0011_writereg ( priv , FC11_REG_VCOSEL ,
regs [ FC11_REG_VCOSEL ] ) ;
if ( err )
return err ;
}
break ;
case 1 :
if ( vco_cal < 5 ) {
regs [ FC11_REG_VCOSEL ] & = ~ ( FC11_VCOSEL_1 | FC11_VCOSEL_2 ) ;
regs [ FC11_REG_VCOSEL ] | = FC11_VCOSEL_2 ;
err = fc0011_writereg ( priv , FC11_REG_VCOSEL ,
regs [ FC11_REG_VCOSEL ] ) ;
if ( err )
return err ;
err = fc0011_vcocal_trigger ( priv ) ;
if ( err )
return err ;
} else if ( vco_cal < = 48 ) {
regs [ FC11_REG_VCOSEL ] & = ~ ( FC11_VCOSEL_1 | FC11_VCOSEL_2 ) ;
regs [ FC11_REG_VCOSEL ] | = FC11_VCOSEL_1 ;
err = fc0011_writereg ( priv , FC11_REG_VCOSEL ,
regs [ FC11_REG_VCOSEL ] ) ;
if ( err )
return err ;
} else {
regs [ FC11_REG_VCOSEL ] & = ~ ( FC11_VCOSEL_1 | FC11_VCOSEL_2 ) ;
err = fc0011_writereg ( priv , FC11_REG_VCOSEL ,
regs [ FC11_REG_VCOSEL ] ) ;
if ( err )
return err ;
err = fc0011_vcocal_trigger ( priv ) ;
if ( err )
return err ;
}
break ;
case 2 :
if ( vco_cal > 53 ) {
regs [ FC11_REG_VCOSEL ] & = ~ ( FC11_VCOSEL_1 | FC11_VCOSEL_2 ) ;
regs [ FC11_REG_VCOSEL ] | = FC11_VCOSEL_1 ;
err = fc0011_writereg ( priv , FC11_REG_VCOSEL ,
regs [ FC11_REG_VCOSEL ] ) ;
if ( err )
return err ;
err = fc0011_vcocal_trigger ( priv ) ;
if ( err )
return err ;
} else {
regs [ FC11_REG_VCOSEL ] & = ~ ( FC11_VCOSEL_1 | FC11_VCOSEL_2 ) ;
regs [ FC11_REG_VCOSEL ] | = FC11_VCOSEL_2 ;
err = fc0011_writereg ( priv , FC11_REG_VCOSEL ,
regs [ FC11_REG_VCOSEL ] ) ;
if ( err )
return err ;
}
break ;
}
err = fc0011_vcocal_read ( priv , NULL ) ;
if ( err )
return err ;
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usleep_range ( 10000 , 50000 ) ;
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err = fc0011_readreg ( priv , FC11_REG_RCCAL , & regs [ FC11_REG_RCCAL ] ) ;
if ( err )
return err ;
regs [ FC11_REG_RCCAL ] | = FC11_RCCAL_FORCE ;
err = fc0011_writereg ( priv , FC11_REG_RCCAL , regs [ FC11_REG_RCCAL ] ) ;
if ( err )
return err ;
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regs [ FC11_REG_16 ] = 0xB ;
err = fc0011_writereg ( priv , FC11_REG_16 , regs [ FC11_REG_16 ] ) ;
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if ( err )
return err ;
[media] tuners: don't break long lines
Due to the 80-cols restrictions, and latter due to checkpatch
warnings, several strings were broken into multiple lines. This
is not considered a good practice anymore, as it makes harder
to grep for strings at the source code.
As we're right now fixing other drivers due to KERN_CONT, we need
to be able to identify what printk strings don't end with a "\n".
It is a way easier to detect those if we don't break long lines.
So, join those continuation lines.
The patch was generated via the script below, and manually
adjusted if needed.
</script>
use Text::Tabs;
while (<>) {
if ($next ne "") {
$c=$_;
if ($c =~ /^\s+\"(.*)/) {
$c2=$1;
$next =~ s/\"\n$//;
$n = expand($next);
$funpos = index($n, '(');
$pos = index($c2, '",');
if ($funpos && $pos > 0) {
$s1 = substr $c2, 0, $pos + 2;
$s2 = ' ' x ($funpos + 1) . substr $c2, $pos + 2;
$s2 =~ s/^\s+//;
$s2 = ' ' x ($funpos + 1) . $s2 if ($s2 ne "");
print unexpand("$next$s1\n");
print unexpand("$s2\n") if ($s2 ne "");
} else {
print "$next$c2\n";
}
$next="";
next;
} else {
print $next;
}
$next="";
} else {
if (m/\"$/) {
if (!m/\\n\"$/) {
$next=$_;
next;
}
}
}
print $_;
}
</script>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2016-10-18 17:44:26 -02:00
dev_dbg ( & priv - > i2c - > dev , " Tuned to fa=%02X fp=%02X xin=%02X%02X vco=%02X vcosel=%02X vcocal=%02X(%u) bw=%u \n " ,
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( unsigned int ) regs [ FC11_REG_FA ] ,
( unsigned int ) regs [ FC11_REG_FP ] ,
( unsigned int ) regs [ FC11_REG_XINHI ] ,
( unsigned int ) regs [ FC11_REG_XINLO ] ,
( unsigned int ) regs [ FC11_REG_VCO ] ,
( unsigned int ) regs [ FC11_REG_VCOSEL ] ,
( unsigned int ) vco_cal , vco_retries ,
( unsigned int ) bandwidth ) ;
priv - > frequency = p - > frequency ;
priv - > bandwidth = p - > bandwidth_hz ;
return 0 ;
}
static int fc0011_get_frequency ( struct dvb_frontend * fe , u32 * frequency )
{
struct fc0011_priv * priv = fe - > tuner_priv ;
* frequency = priv - > frequency ;
return 0 ;
}
static int fc0011_get_if_frequency ( struct dvb_frontend * fe , u32 * frequency )
{
* frequency = 0 ;
return 0 ;
}
static int fc0011_get_bandwidth ( struct dvb_frontend * fe , u32 * bandwidth )
{
struct fc0011_priv * priv = fe - > tuner_priv ;
* bandwidth = priv - > bandwidth ;
return 0 ;
}
static const struct dvb_tuner_ops fc0011_tuner_ops = {
. info = {
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. name = " Fitipower FC0011 " ,
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2018-07-05 18:59:35 -04:00
. frequency_min_hz = 45 * MHz ,
. frequency_max_hz = 1000 * MHz ,
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} ,
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. release = fc0011_release ,
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. init = fc0011_init ,
. set_params = fc0011_set_params ,
. get_frequency = fc0011_get_frequency ,
. get_if_frequency = fc0011_get_if_frequency ,
. get_bandwidth = fc0011_get_bandwidth ,
} ;
struct dvb_frontend * fc0011_attach ( struct dvb_frontend * fe ,
struct i2c_adapter * i2c ,
const struct fc0011_config * config )
{
struct fc0011_priv * priv ;
priv = kzalloc ( sizeof ( struct fc0011_priv ) , GFP_KERNEL ) ;
if ( ! priv )
return NULL ;
priv - > i2c = i2c ;
priv - > addr = config - > i2c_address ;
fe - > tuner_priv = priv ;
fe - > ops . tuner_ops = fc0011_tuner_ops ;
dev_info ( & priv - > i2c - > dev , " Fitipower FC0011 tuner attached \n " ) ;
return fe ;
}
EXPORT_SYMBOL ( fc0011_attach ) ;
MODULE_DESCRIPTION ( " Fitipower FC0011 silicon tuner driver " ) ;
MODULE_AUTHOR ( " Michael Buesch <m@bues.ch> " ) ;
MODULE_LICENSE ( " GPL " ) ;
