From: Hans Verkuil <hans.verk...@cisco.com>
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.verk...@cisco.com>
---
drivers/media/dvb/bt8xx/dst_ca.c | 2 --
drivers/media/dvb/frontends/af9013.c | 13 +++++--------
drivers/media/dvb/frontends/cx24110.c | 7 +++----
drivers/media/dvb/frontends/dib9000.c | 3 +--
drivers/media/dvb/frontends/it913x-fe.c | 26 ++++++++++++--------------
drivers/media/dvb/frontends/lgs8gxx.c | 3 +--
drivers/media/dvb/frontends/m88rs2000.c | 3 +--
drivers/media/dvb/frontends/stb6100.c | 3 +--
drivers/media/dvb/frontends/stv0297.c | 2 --
drivers/media/dvb/frontends/stv090x.c | 2 --
drivers/media/dvb/frontends/zl10353.c | 3 +--
drivers/media/dvb/siano/smssdio.c | 4 ++--
12 files changed, 27 insertions(+), 44 deletions(-)
diff --git a/drivers/media/dvb/bt8xx/dst_ca.c b/drivers/media/dvb/bt8xx/dst_ca.c
index 48e48e8..66f52f1 100644
--- a/drivers/media/dvb/bt8xx/dst_ca.c
+++ b/drivers/media/dvb/bt8xx/dst_ca.c
@@ -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;
diff --git a/drivers/media/dvb/frontends/af9013.c
b/drivers/media/dvb/frontends/af9013.c
index 6bcbcf5..5bc570d 100644
--- a/drivers/media/dvb/frontends/af9013.c
+++ b/drivers/media/dvb/frontends/af9013.c
@@ -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,
diff --git a/drivers/media/dvb/frontends/cx24110.c
b/drivers/media/dvb/frontends/cx24110.c
index 5101f10..98ecaf0 100644
--- a/drivers/media/dvb/frontends/cx24110.c
+++ b/drivers/media/dvb/frontends/cx24110.c
@@ -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)|
diff --git a/drivers/media/dvb/frontends/dib9000.c
b/drivers/media/dvb/frontends/dib9000.c
index 80848b4..0661da9 100644
--- a/drivers/media/dvb/frontends/dib9000.c
+++ b/drivers/media/dvb/frontends/dib9000.c
@@ -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);
diff --git a/drivers/media/dvb/frontends/it913x-fe.c
b/drivers/media/dvb/frontends/it913x-fe.c
index 84df03c..708cbf1 100644
--- a/drivers/media/dvb/frontends/it913x-fe.c
+++ b/drivers/media/dvb/frontends/it913x-fe.c
@@ -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);
diff --git a/drivers/media/dvb/frontends/lgs8gxx.c
b/drivers/media/dvb/frontends/lgs8gxx.c
index 4de1d35..568363a 100644
--- a/drivers/media/dvb/frontends/lgs8gxx.c
+++ b/drivers/media/dvb/frontends/lgs8gxx.c
@@ -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);
diff --git a/drivers/media/dvb/frontends/m88rs2000.c
b/drivers/media/dvb/frontends/m88rs2000.c
index 045ee5a..82cc145 100644
--- a/drivers/media/dvb/frontends/m88rs2000.c
+++ b/drivers/media/dvb/frontends/m88rs2000.c
@@ -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;
}
diff --git a/drivers/media/dvb/frontends/stb6100.c
b/drivers/media/dvb/frontends/stb6100.c
index def88ab..2e93e65 100644
--- a/drivers/media/dvb/frontends/stb6100.c
+++ b/drivers/media/dvb/frontends/stb6100.c
@@ -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);
diff --git a/drivers/media/dvb/frontends/stv0297.c
b/drivers/media/dvb/frontends/stv0297.c
index 85c157a..d40f226 100644
--- a/drivers/media/dvb/frontends/stv0297.c
+++ b/drivers/media/dvb/frontends/stv0297.c
@@ -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);
diff --git a/drivers/media/dvb/frontends/stv090x.c
b/drivers/media/dvb/frontends/stv090x.c
index 4aef187..d79e69f 100644
--- a/drivers/media/dvb/frontends/stv090x.c
+++ b/drivers/media/dvb/frontends/stv090x.c
@@ -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);
diff --git a/drivers/media/dvb/frontends/zl10353.c
b/drivers/media/dvb/frontends/zl10353.c
index ac72378..4de3691 100644
--- a/drivers/media/dvb/frontends/zl10353.c
+++ b/drivers/media/dvb/frontends/zl10353.c
@@ -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);
diff --git a/drivers/media/dvb/siano/smssdio.c
b/drivers/media/dvb/siano/smssdio.c
index 91f8c82..d6f3f10 100644
--- a/drivers/media/dvb/siano/smssdio.c
+++ b/drivers/media/dvb/siano/smssdio.c
@@ -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;
--
1.7.10
--
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