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Diffstat (limited to 'drivers/media/dvb-frontends/stv0299.c')
-rw-r--r--drivers/media/dvb-frontends/stv0299.c83
1 files changed, 38 insertions, 45 deletions
diff --git a/drivers/media/dvb-frontends/stv0299.c b/drivers/media/dvb-frontends/stv0299.c
index b57ecf42e75a..ba4bb3685095 100644
--- a/drivers/media/dvb-frontends/stv0299.c
+++ b/drivers/media/dvb-frontends/stv0299.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
Driver for ST STV0299 demodulator
@@ -26,31 +27,19 @@
Copyright (C) 2004 Andrew de Quincey <adq_dvb@lidskialf.net>
- 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/init.h>
#include <linux/kernel.h>
+#include <linux/ktime.h>
#include <linux/module.h>
#include <linux/string.h>
#include <linux/slab.h>
#include <linux/jiffies.h>
#include <asm/div64.h>
-#include "dvb_frontend.h"
+#include <media/dvb_frontend.h>
#include "stv0299.h"
struct stv0299_state {
@@ -61,7 +50,7 @@ struct stv0299_state {
u8 initialised:1;
u32 tuner_frequency;
u32 symbol_rate;
- fe_code_rate_t fec_inner;
+ enum fe_code_rate fec_inner;
int errmode;
u32 ucblocks;
u8 mcr_reg;
@@ -87,8 +76,8 @@ static int stv0299_writeregI (struct stv0299_state* state, u8 reg, u8 data)
ret = i2c_transfer (state->i2c, &msg, 1);
if (ret != 1)
- dprintk("%s: writereg error (reg == 0x%02x, val == 0x%02x, "
- "ret == %i)\n", __func__, reg, data, ret);
+ dprintk("%s: writereg error (reg == 0x%02x, val == 0x%02x, ret == %i)\n",
+ __func__, reg, data, ret);
return (ret != 1) ? -EREMOTEIO : 0;
}
@@ -134,7 +123,7 @@ static int stv0299_readregs (struct stv0299_state* state, u8 reg1, u8 *b, u8 len
return ret == 2 ? 0 : ret;
}
-static int stv0299_set_FEC (struct stv0299_state* state, fe_code_rate_t fec)
+static int stv0299_set_FEC(struct stv0299_state *state, enum fe_code_rate fec)
{
dprintk ("%s\n", __func__);
@@ -170,10 +159,11 @@ static int stv0299_set_FEC (struct stv0299_state* state, fe_code_rate_t fec)
}
}
-static fe_code_rate_t stv0299_get_fec (struct stv0299_state* state)
+static enum fe_code_rate stv0299_get_fec(struct stv0299_state *state)
{
- static fe_code_rate_t fec_tab [] = { FEC_2_3, FEC_3_4, FEC_5_6,
- FEC_7_8, FEC_1_2 };
+ static const enum fe_code_rate fec_tab[] = {
+ FEC_2_3, FEC_3_4, FEC_5_6, FEC_7_8, FEC_1_2
+ };
u8 index;
dprintk ("%s\n", __func__);
@@ -194,7 +184,7 @@ static int stv0299_wait_diseqc_fifo (struct stv0299_state* state, int timeout)
dprintk ("%s\n", __func__);
while (stv0299_readreg(state, 0x0a) & 1) {
- if (jiffies - start > timeout) {
+ if (time_is_before_jiffies(start + timeout)) {
dprintk ("%s: timeout!!\n", __func__);
return -ETIMEDOUT;
}
@@ -211,7 +201,7 @@ static int stv0299_wait_diseqc_idle (struct stv0299_state* state, int timeout)
dprintk ("%s\n", __func__);
while ((stv0299_readreg(state, 0x0a) & 3) != 2 ) {
- if (jiffies - start > timeout) {
+ if (time_is_before_jiffies(start + timeout)) {
dprintk ("%s: timeout!!\n", __func__);
return -ETIMEDOUT;
}
@@ -260,7 +250,7 @@ static int stv0299_get_symbolrate (struct stv0299_state* state)
offset /= 128;
dprintk ("%s : srate = %i\n", __func__, srate);
- dprintk ("%s : ofset = %i\n", __func__, offset);
+ dprintk ("%s : offset = %i\n", __func__, offset);
srate += offset;
@@ -302,7 +292,8 @@ static int stv0299_send_diseqc_msg (struct dvb_frontend* fe,
return 0;
}
-static int stv0299_send_diseqc_burst (struct dvb_frontend* fe, fe_sec_mini_cmd_t burst)
+static int stv0299_send_diseqc_burst(struct dvb_frontend *fe,
+ enum fe_sec_mini_cmd burst)
{
struct stv0299_state* state = fe->demodulator_priv;
u8 val;
@@ -329,7 +320,8 @@ static int stv0299_send_diseqc_burst (struct dvb_frontend* fe, fe_sec_mini_cmd_t
return 0;
}
-static int stv0299_set_tone (struct dvb_frontend* fe, fe_sec_tone_mode_t tone)
+static int stv0299_set_tone(struct dvb_frontend *fe,
+ enum fe_sec_tone_mode tone)
{
struct stv0299_state* state = fe->demodulator_priv;
u8 val;
@@ -351,7 +343,8 @@ static int stv0299_set_tone (struct dvb_frontend* fe, fe_sec_tone_mode_t tone)
}
}
-static int stv0299_set_voltage (struct dvb_frontend* fe, fe_sec_voltage_t voltage)
+static int stv0299_set_voltage(struct dvb_frontend *fe,
+ enum fe_sec_voltage voltage)
{
struct stv0299_state* state = fe->demodulator_priv;
u8 reg0x08;
@@ -364,7 +357,7 @@ static int stv0299_set_voltage (struct dvb_frontend* fe, fe_sec_voltage_t voltag
reg0x08 = stv0299_readreg (state, 0x08);
reg0x0c = stv0299_readreg (state, 0x0c);
- /**
+ /*
* H/V switching over OP0, OP1 and OP2 are LNB power enable bits
*/
reg0x0c &= 0x0f;
@@ -404,8 +397,8 @@ static int stv0299_send_legacy_dish_cmd (struct dvb_frontend* fe, unsigned long
u8 lv_mask = 0x40;
u8 last = 1;
int i;
- struct timeval nexttime;
- struct timeval tv[10];
+ ktime_t nexttime;
+ ktime_t tv[10];
reg0x08 = stv0299_readreg (state, 0x08);
reg0x0c = stv0299_readreg (state, 0x0c);
@@ -418,7 +411,7 @@ static int stv0299_send_legacy_dish_cmd (struct dvb_frontend* fe, unsigned long
if (debug_legacy_dish_switch)
printk ("%s switch command: 0x%04lx\n",__func__, cmd);
- do_gettimeofday (&nexttime);
+ nexttime = ktime_get_boottime();
if (debug_legacy_dish_switch)
tv[0] = nexttime;
stv0299_writeregI (state, 0x0c, reg0x0c | 0x50); /* set LNB to 18V */
@@ -427,7 +420,7 @@ static int stv0299_send_legacy_dish_cmd (struct dvb_frontend* fe, unsigned long
for (i=0; i<9; i++) {
if (debug_legacy_dish_switch)
- do_gettimeofday (&tv[i+1]);
+ tv[i+1] = ktime_get_boottime();
if((cmd & 0x01) != last) {
/* set voltage to (last ? 13V : 18V) */
stv0299_writeregI (state, 0x0c, reg0x0c | (last ? lv_mask : 0x50));
@@ -443,7 +436,8 @@ static int stv0299_send_legacy_dish_cmd (struct dvb_frontend* fe, unsigned long
printk ("%s(%d): switch delay (should be 32k followed by all 8k\n",
__func__, fe->dvb->num);
for (i = 1; i < 10; i++)
- printk ("%d: %d\n", i, timeval_usec_diff(tv[i-1] , tv[i]));
+ printk("%d: %d\n", i,
+ (int) ktime_us_delta(tv[i], tv[i-1]));
}
return 0;
@@ -476,7 +470,8 @@ static int stv0299_init (struct dvb_frontend* fe)
return 0;
}
-static int stv0299_read_status(struct dvb_frontend* fe, fe_status_t* status)
+static int stv0299_read_status(struct dvb_frontend *fe,
+ enum fe_status *status)
{
struct stv0299_state* state = fe->demodulator_priv;
@@ -596,9 +591,9 @@ static int stv0299_set_frontend(struct dvb_frontend *fe)
return 0;
}
-static int stv0299_get_frontend(struct dvb_frontend *fe)
+static int stv0299_get_frontend(struct dvb_frontend *fe,
+ struct dtv_frontend_properties *p)
{
- struct dtv_frontend_properties *p = &fe->dtv_property_cache;
struct stv0299_state* state = fe->demodulator_priv;
s32 derot_freq;
int invval;
@@ -667,7 +662,7 @@ static void stv0299_release(struct dvb_frontend* fe)
kfree(state);
}
-static struct dvb_frontend_ops stv0299_ops;
+static const struct dvb_frontend_ops stv0299_ops;
struct dvb_frontend* stv0299_attach(const struct stv0299_config* config,
struct i2c_adapter* i2c)
@@ -707,14 +702,13 @@ error:
return NULL;
}
-static struct dvb_frontend_ops stv0299_ops = {
+static const struct dvb_frontend_ops stv0299_ops = {
.delsys = { SYS_DVBS },
.info = {
.name = "ST STV0299 DVB-S",
- .frequency_min = 950000,
- .frequency_max = 2150000,
- .frequency_stepsize = 125, /* kHz for QPSK frontends */
- .frequency_tolerance = 0,
+ .frequency_min_hz = 950 * MHz,
+ .frequency_max_hz = 2150 * MHz,
+ .frequency_stepsize_hz = 125 * kHz,
.symbol_rate_min = 1000000,
.symbol_rate_max = 45000000,
.symbol_rate_tolerance = 500, /* ppm */
@@ -755,8 +749,7 @@ module_param(debug, int, 0644);
MODULE_PARM_DESC(debug, "Turn on/off frontend debugging (default:off).");
MODULE_DESCRIPTION("ST STV0299 DVB Demodulator driver");
-MODULE_AUTHOR("Ralph Metzler, Holger Waechtler, Peter Schildmann, Felix Domke, "
- "Andreas Oberritter, Andrew de Quincey, Kenneth Aafly");
+MODULE_AUTHOR("Ralph Metzler, Holger Waechtler, Peter Schildmann, Felix Domke, Andreas Oberritter, Andrew de Quincey, Kenneth Aafly");
MODULE_LICENSE("GPL");
-EXPORT_SYMBOL(stv0299_attach);
+EXPORT_SYMBOL_GPL(stv0299_attach);
generated by cgit (git 2.34.1) at 2025-12-25 20:33:17 +0000