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[media] v4l/dvb: fix compiler warnings

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media_build/v4l/stb6100.c: In function 'stb6100_read_reg':
media_build/v4l/stb6100.c:161:6: warning: variable 'rc' set but not used [-Wunused-but-set-variable]
media_build/v4l/cx24110.c: In function 'cx24110_read_ucblocks':
media_build/v4l/cx24110.c:515:6: warning: variable 'lastbyer' set but not used [-Wunused-but-set-variable]
media_build/v4l/dib9000.c: In function 'dib9000_mbx_process':
media_build/v4l/dib9000.c:711:6: warning: variable 'tmp' set but not used [-Wunused-but-set-variable]
media_build/v4l/zl10353.c: In function 'zl10353_init':
media_build/v4l/zl10353.c:562:6: warning: variable 'rc' set but not used [-Wunused-but-set-variable]
media_build/v4l/stv0297.c: In function 'stv0297_set_frontend':
media_build/v4l/stv0297.c:417:16: warning: variable 'starttime' set but not used [-Wunused-but-set-variable]
media_build/v4l/lgs8gxx.c: In function 'lgs8gxx_set_mode_manual':
media_build/v4l/lgs8gxx.c:265:6: warning: variable 'ret' set but not used [-Wunused-but-set-variable]
media_build/v4l/af9013.c: In function 'af9013_statistics_work':
media_build/v4l/af9013.c:517:6: warning: variable 'ret' set but not used [-Wunused-but-set-variable]
media_build/v4l/stv090x.c: In function 'stv090x_optimize_track':
media_build/v4l/stv090x.c:2845:23: warning: variable 'rolloff' set but not used [-Wunused-but-set-variable]
media_build/v4l/stv090x.c: In function 'stv090x_algo':
media_build/v4l/stv090x.c:3177:28: warning: variable 'no_signal' set but not used [-Wunused-but-set-variable]
media_build/v4l/it913x-fe.c: In function 'it913x_fe_read_ber':
media_build/v4l/it913x-fe.c:636:6: warning: variable 'ret' set but not used [-Wunused-but-set-variable]
media_build/v4l/it913x-fe.c: In function 'it913x_fe_get_frontend':
media_build/v4l/it913x-fe.c:661:6: warning: variable 'ret' set but not used [-Wunused-but-set-variable]
media_build/v4l/it913x-fe.c: In function 'it913x_fe_set_frontend':
media_build/v4l/it913x-fe.c:694:6: warning: variable 'ret' set but not used [-Wunused-but-set-variable]
media_build/v4l/m88rs2000.c: In function 'm88rs2000_set_fec':
media_build/v4l/m88rs2000.c:657:6: warning: variable 'ret' set but not used [-Wunused-but-set-variable]
media_build/v4l/dst_ca.c: In function 'ca_send_message':
media_build/v4l/dst_ca.c:480:15: warning: variable 'ca_message_header_len' set but not used [-Wunused-but-set-variable]
media_build/v4l/smssdio.c: In function 'smssdio_interrupt':
media_build/v4l/smssdio.c:117:11: warning: variable 'isr' set but not used [-Wunused-but-set-variable]

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Hans Verkuil 2012-04-20 08:04:48 -03:00 committed by Mauro Carvalho Chehab
parent 8173090acb
commit fdf07b027b
12 changed files with 27 additions and 44 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/media/dvb/bt8xx/dst_ca.c
View File

@ -477,7 +477,6 @@ static int dst_check_ca_pmt(struct dst_state *state, struct ca_msg *p_ca_message
static int ca_send_message(struct dst_state *state, struct ca_msg *p_ca_message, void __user *arg)
{
int i = 0;
unsigned int ca_message_header_len;
u32 command = 0;
struct ca_msg *hw_buffer;
@ -496,7 +495,6 @@ static int ca_send_message(struct dst_state *state, struct ca_msg *p_ca_message,
if (p_ca_message->msg) {
ca_message_header_len = p_ca_message->length; /* Restore it back when you are done */
/* EN50221 tag */
command = 0;

13
drivers/media/dvb/frontends/af9013.c
View File

@ -514,7 +514,6 @@ err:
static void af9013_statistics_work(struct work_struct *work)
{
int ret;
struct af9013_state *state = container_of(work,
struct af9013_state, statistics_work.work);
unsigned int next_msec;
@ -530,27 +529,27 @@ static void af9013_statistics_work(struct work_struct *work)
default:
state->statistics_step = 0;
case 0:
ret = af9013_statistics_signal_strength(&state->fe);
af9013_statistics_signal_strength(&state->fe);
state->statistics_step++;
next_msec = 300;
break;
case 1:
ret = af9013_statistics_snr_start(&state->fe);
af9013_statistics_snr_start(&state->fe);
state->statistics_step++;
next_msec = 200;
break;
case 2:
ret = af9013_statistics_ber_unc_start(&state->fe);
af9013_statistics_ber_unc_start(&state->fe);
state->statistics_step++;
next_msec = 1000;
break;
case 3:
ret = af9013_statistics_snr_result(&state->fe);
af9013_statistics_snr_result(&state->fe);
state->statistics_step++;
next_msec = 400;
break;
case 4:
ret = af9013_statistics_ber_unc_result(&state->fe);
af9013_statistics_ber_unc_result(&state->fe);
state->statistics_step++;
next_msec = 100;
break;
@ -558,8 +557,6 @@ static void af9013_statistics_work(struct work_struct *work)
schedule_delayed_work(&state->statistics_work,
msecs_to_jiffies(next_msec));
return;
}
static int af9013_get_tune_settings(struct dvb_frontend *fe,

7
drivers/media/dvb/frontends/cx24110.c
View File

@ -512,14 +512,13 @@ static int cx24110_read_snr(struct dvb_frontend* fe, u16* snr)
static int cx24110_read_ucblocks(struct dvb_frontend* fe, u32* ucblocks)
{
struct cx24110_state *state = fe->demodulator_priv;
u32 lastbyer;
if(cx24110_readreg(state,0x10)&0x40) {
/* the RS error counter has finished one counting window */
cx24110_writereg(state,0x10,0x60); /* select the byer reg */
lastbyer=cx24110_readreg(state,0x12)|
(cx24110_readreg(state,0x13)<<8)|
(cx24110_readreg(state,0x14)<<16);
cx24110_readreg(state, 0x12) |
(cx24110_readreg(state, 0x13) << 8) |
(cx24110_readreg(state, 0x14) << 16);
cx24110_writereg(state,0x10,0x70); /* select the bler reg */
state->lastbler=cx24110_readreg(state,0x12)|
(cx24110_readreg(state,0x13)<<8)|

3
drivers/media/dvb/frontends/dib9000.c
View File

@ -708,7 +708,6 @@ static u8 dib9000_mbx_count(struct dib9000_state *state, u8 risc_id, u16 attr)
static int dib9000_mbx_process(struct dib9000_state *state, u16 attr)
{
int ret = 0;
u16 tmp;
if (!state->platform.risc.fw_is_running)
return -1;
@ -721,7 +720,7 @@ static int dib9000_mbx_process(struct dib9000_state *state, u16 attr)
if (dib9000_mbx_count(state, 1, attr)) /* 1=RiscB */
ret = dib9000_mbx_fetch_to_cache(state, attr);
tmp = dib9000_read_word_attr(state, 1229, attr); /* Clear the IRQ */
dib9000_read_word_attr(state, 1229, attr); /* Clear the IRQ */
/* if (tmp) */
/* dprintk( "cleared IRQ: %x", tmp); */
DibReleaseLock(&state->platform.risc.mbx_lock);

26
drivers/media/dvb/frontends/it913x-fe.c
View File

@ -633,10 +633,9 @@ static int it913x_fe_read_snr(struct dvb_frontend *fe, u16 *snr)
static int it913x_fe_read_ber(struct dvb_frontend *fe, u32 *ber)
{
struct it913x_fe_state *state = fe->demodulator_priv;
int ret;
u8 reg[5];
/* Read Aborted Packets and Pre-Viterbi error rate 5 bytes */
ret = it913x_read_reg(state, RSD_ABORT_PKT_LSB, reg, sizeof(reg));
it913x_read_reg(state, RSD_ABORT_PKT_LSB, reg, sizeof(reg));
state->ucblocks += (u32)(reg[1] << 8) | reg[0];
*ber = (u32)(reg[4] << 16) | (reg[3] << 8) | reg[2];
return 0;
@ -658,10 +657,9 @@ static int it913x_fe_get_frontend(struct dvb_frontend *fe)
{
struct dtv_frontend_properties *p = &fe->dtv_property_cache;
struct it913x_fe_state *state = fe->demodulator_priv;
int ret;
u8 reg[8];
ret = it913x_read_reg(state, REG_TPSD_TX_MODE, reg, sizeof(reg));
it913x_read_reg(state, REG_TPSD_TX_MODE, reg, sizeof(reg));
if (reg[3] < 3)
p->modulation = fe_con[reg[3]];
@ -691,25 +689,25 @@ static int it913x_fe_set_frontend(struct dvb_frontend *fe)
{
struct dtv_frontend_properties *p = &fe->dtv_property_cache;
struct it913x_fe_state *state = fe->demodulator_priv;
int ret, i;
int i;
u8 empty_ch, last_ch;
state->it913x_status = 0;
/* Set bw*/
ret = it913x_fe_select_bw(state, p->bandwidth_hz,
it913x_fe_select_bw(state, p->bandwidth_hz,
state->adcFrequency);
/* Training Mode Off */
ret = it913x_write_reg(state, PRO_LINK, TRAINING_MODE, 0x0);
it913x_write_reg(state, PRO_LINK, TRAINING_MODE, 0x0);
/* Clear Empty Channel */
ret = it913x_write_reg(state, PRO_DMOD, EMPTY_CHANNEL_STATUS, 0x0);
it913x_write_reg(state, PRO_DMOD, EMPTY_CHANNEL_STATUS, 0x0);
/* Clear bits */
ret = it913x_write_reg(state, PRO_DMOD, MP2IF_SYNC_LK, 0x0);
it913x_write_reg(state, PRO_DMOD, MP2IF_SYNC_LK, 0x0);
/* LED on */
ret = it913x_write_reg(state, PRO_LINK, GPIOH3_O, 0x1);
it913x_write_reg(state, PRO_LINK, GPIOH3_O, 0x1);
/* Select Band*/
if ((p->frequency >= 51000000) && (p->frequency <= 230000000))
i = 0;
@ -720,7 +718,7 @@ static int it913x_fe_set_frontend(struct dvb_frontend *fe)
else
return -EOPNOTSUPP;
ret = it913x_write_reg(state, PRO_DMOD, FREE_BAND, i);
it913x_write_reg(state, PRO_DMOD, FREE_BAND, i);
deb_info("Frontend Set Tuner Type %02x", state->tuner_type);
switch (state->tuner_type) {
@ -730,7 +728,7 @@ static int it913x_fe_set_frontend(struct dvb_frontend *fe)
case IT9135_60:
case IT9135_61:
case IT9135_62:
ret = it9137_set_tuner(state,
it9137_set_tuner(state,
p->bandwidth_hz, p->frequency);
break;
default:
@ -742,9 +740,9 @@ static int it913x_fe_set_frontend(struct dvb_frontend *fe)
break;
}
/* LED off */
ret = it913x_write_reg(state, PRO_LINK, GPIOH3_O, 0x0);
it913x_write_reg(state, PRO_LINK, GPIOH3_O, 0x0);
/* Trigger ofsm */
ret = it913x_write_reg(state, PRO_DMOD, TRIGGER_OFSM, 0x0);
it913x_write_reg(state, PRO_DMOD, TRIGGER_OFSM, 0x0);
last_ch = 2;
for (i = 0; i < 40; ++i) {
empty_ch = it913x_read_reg_u8(state, EMPTY_CHANNEL_STATUS);

3
drivers/media/dvb/frontends/lgs8gxx.c
View File

@ -262,7 +262,6 @@ static int lgs8gxx_set_mode_auto(struct lgs8gxx_state *priv)
static int lgs8gxx_set_mode_manual(struct lgs8gxx_state *priv)
{
int ret = 0;
u8 t;
if (priv->config->prod == LGS8GXX_PROD_LGS8G75) {
@ -296,7 +295,7 @@ static int lgs8gxx_set_mode_manual(struct lgs8gxx_state *priv)
if (priv->config->prod == LGS8GXX_PROD_LGS8913)
lgs8gxx_write_reg(priv, 0xC1, 0);
ret = lgs8gxx_read_reg(priv, 0xC5, &t);
lgs8gxx_read_reg(priv, 0xC5, &t);
t = (t & 0xE0) | 0x06;
lgs8gxx_write_reg(priv, 0xC5, t);

3
drivers/media/dvb/frontends/m88rs2000.c
View File

@ -654,7 +654,6 @@ static int m88rs2000_set_tuner(struct dvb_frontend *fe, u16 *offset)
static int m88rs2000_set_fec(struct m88rs2000_state *state,
fe_code_rate_t fec)
{
int ret;
u16 fec_set;
switch (fec) {
/* This is not confirmed kept for reference */
@ -677,7 +676,7 @@ static int m88rs2000_set_fec(struct m88rs2000_state *state,
default:
fec_set = 0x08;
}
ret = m88rs2000_demod_write(state, 0x76, fec_set);
m88rs2000_demod_write(state, 0x76, fec_set);
return 0;
}

3
drivers/media/dvb/frontends/stb6100.c
View File

@ -158,7 +158,6 @@ static int stb6100_read_regs(struct stb6100_state *state, u8 regs[])
static int stb6100_read_reg(struct stb6100_state *state, u8 reg)
{
u8 regs[STB6100_NUMREGS];
int rc;
struct i2c_msg msg = {
.addr = state->config->tuner_address + reg,
@ -167,7 +166,7 @@ static int stb6100_read_reg(struct stb6100_state *state, u8 reg)
.len = 1
};
rc = i2c_transfer(state->i2c, &msg, 1);
i2c_transfer(state->i2c, &msg, 1);
if (unlikely(reg >= STB6100_NUMREGS)) {
dprintk(verbose, FE_ERROR, 1, "Invalid register offset 0x%x", reg);

2
drivers/media/dvb/frontends/stv0297.c
View File

@ -414,7 +414,6 @@ static int stv0297_set_frontend(struct dvb_frontend *fe)
int delay;
int sweeprate;
int carrieroffset;
unsigned long starttime;
unsigned long timeout;
fe_spectral_inversion_t inversion;
@ -543,7 +542,6 @@ static int stv0297_set_frontend(struct dvb_frontend *fe)
stv0297_writereg_mask(state, 0x43, 0x10, 0x10);
/* wait for WGAGC lock */
starttime = jiffies;
timeout = jiffies + msecs_to_jiffies(2000);
while (time_before(jiffies, timeout)) {
msleep(10);

2
drivers/media/dvb/frontends/stv090x.c
View File

@ -2842,7 +2842,6 @@ static int stv090x_optimize_track(struct stv090x_state *state)
{
struct dvb_frontend *fe = &state->frontend;
enum stv090x_rolloff rolloff;
enum stv090x_modcod modcod;
s32 srate, pilots, aclc, f_1, f_0, i = 0, blind_tune = 0;
@ -2966,7 +2965,6 @@ static int stv090x_optimize_track(struct stv090x_state *state)
f_1 = STV090x_READ_DEMOD(state, CFR2);
f_0 = STV090x_READ_DEMOD(state, CFR1);
reg = STV090x_READ_DEMOD(state, TMGOBS);
rolloff = STV090x_GETFIELD_Px(reg, ROLLOFF_STATUS_FIELD);
if (state->algo == STV090x_BLIND_SEARCH) {
STV090x_WRITE_DEMOD(state, SFRSTEP, 0x00);

3
drivers/media/dvb/frontends/zl10353.c
View File

@ -559,7 +559,6 @@ static int zl10353_init(struct dvb_frontend *fe)
{
struct zl10353_state *state = fe->demodulator_priv;
u8 zl10353_reset_attach[6] = { 0x50, 0x03, 0x64, 0x46, 0x15, 0x0F };
int rc = 0;
if (debug_regs)
zl10353_dump_regs(fe);
@ -573,7 +572,7 @@ static int zl10353_init(struct dvb_frontend *fe)
/* Do a "hard" reset if not already done */
if (zl10353_read_register(state, 0x50) != zl10353_reset_attach[1] ||
zl10353_read_register(state, 0x51) != zl10353_reset_attach[2]) {
rc = zl10353_write(fe, zl10353_reset_attach,
zl10353_write(fe, zl10353_reset_attach,
sizeof(zl10353_reset_attach));
if (debug_regs)
zl10353_dump_regs(fe);

4
drivers/media/dvb/siano/smssdio.c
View File

@ -114,7 +114,7 @@ out:
static void smssdio_interrupt(struct sdio_func *func)
{
int ret, isr;
int ret;
struct smssdio_device *smsdev;
struct smscore_buffer_t *cb;
@ -127,7 +127,7 @@ static void smssdio_interrupt(struct sdio_func *func)
* The interrupt register has no defined meaning. It is just
* a way of turning of the level triggered interrupt.
*/
isr = sdio_readb(func, SMSSDIO_INT, &ret);
(void)sdio_readb(func, SMSSDIO_INT, &ret);
if (ret) {
sms_err("Unable to read interrupt register!\n");
return;