diff options
Diffstat (limited to 'drivers/media/tuners/mt2063.c')
| -rw-r--r-- | drivers/media/tuners/mt2063.c | 44 |
1 files changed, 20 insertions, 24 deletions
diff --git a/drivers/media/tuners/mt2063.c b/drivers/media/tuners/mt2063.c index 0ed9091ff48..2e1a02e360f 100644 --- a/drivers/media/tuners/mt2063.c +++ b/drivers/media/tuners/mt2063.c @@ -245,7 +245,7 @@ struct mt2063_state { /* * mt2063_write - Write data into the I2C bus */ -static u32 mt2063_write(struct mt2063_state *state, u8 reg, u8 *data, u32 len) +static int mt2063_write(struct mt2063_state *state, u8 reg, u8 *data, u32 len) { struct dvb_frontend *fe = state->frontend; int ret; @@ -277,9 +277,9 @@ static u32 mt2063_write(struct mt2063_state *state, u8 reg, u8 *data, u32 len) /* * mt2063_write - Write register data into the I2C bus, caching the value */ -static u32 mt2063_setreg(struct mt2063_state *state, u8 reg, u8 val) +static int mt2063_setreg(struct mt2063_state *state, u8 reg, u8 val) { - u32 status; + int status; dprintk(2, "\n"); @@ -298,10 +298,10 @@ static u32 mt2063_setreg(struct mt2063_state *state, u8 reg, u8 val) /* * mt2063_read - Read data from the I2C bus */ -static u32 mt2063_read(struct mt2063_state *state, +static int mt2063_read(struct mt2063_state *state, u8 subAddress, u8 *pData, u32 cnt) { - u32 status = 0; /* Status to be returned */ + int status = 0; /* Status to be returned */ struct dvb_frontend *fe = state->frontend; u32 i = 0; @@ -816,7 +816,7 @@ static u32 IsSpurInBand(struct MT2063_AvoidSpursData_t *pAS_Info, */ static u32 MT2063_AvoidSpurs(struct MT2063_AvoidSpursData_t *pAS_Info) { - u32 status = 0; + int status = 0; u32 fm, fp; /* restricted range on LO's */ pAS_Info->bSpurAvoided = 0; pAS_Info->nSpursFound = 0; @@ -935,14 +935,14 @@ static u32 MT2063_AvoidSpurs(struct MT2063_AvoidSpursData_t *pAS_Info) * * This function returns 0, if no lock, 1 if locked and a value < 1 if error */ -static unsigned int mt2063_lockStatus(struct mt2063_state *state) +static int mt2063_lockStatus(struct mt2063_state *state) { const u32 nMaxWait = 100; /* wait a maximum of 100 msec */ const u32 nPollRate = 2; /* poll status bits every 2 ms */ const u32 nMaxLoops = nMaxWait / nPollRate; const u8 LO1LK = 0x80; u8 LO2LK = 0x08; - u32 status; + int status; u32 nDelays = 0; dprintk(2, "\n"); @@ -1069,7 +1069,7 @@ static u32 mt2063_get_dnc_output_enable(struct mt2063_state *state, static u32 mt2063_set_dnc_output_enable(struct mt2063_state *state, enum MT2063_DNC_Output_Enable nValue) { - u32 status = 0; /* Status to be returned */ + int status = 0; /* Status to be returned */ u8 val = 0; dprintk(2, "\n"); @@ -1203,7 +1203,7 @@ static u32 mt2063_set_dnc_output_enable(struct mt2063_state *state, static u32 MT2063_SetReceiverMode(struct mt2063_state *state, enum mt2063_delivery_sys Mode) { - u32 status = 0; /* Status to be returned */ + int status = 0; /* Status to be returned */ u8 val; u32 longval; @@ -1345,7 +1345,7 @@ static u32 MT2063_SetReceiverMode(struct mt2063_state *state, static u32 MT2063_ClearPowerMaskBits(struct mt2063_state *state, enum MT2063_Mask_Bits Bits) { - u32 status = 0; + int status = 0; dprintk(2, "\n"); Bits = (enum MT2063_Mask_Bits)(Bits & MT2063_ALL_SD); /* Only valid bits for this tuner */ @@ -1374,7 +1374,7 @@ static u32 MT2063_ClearPowerMaskBits(struct mt2063_state *state, */ static u32 MT2063_SoftwareShutdown(struct mt2063_state *state, u8 Shutdown) { - u32 status; + int status; dprintk(2, "\n"); if (Shutdown == 1) @@ -1540,7 +1540,7 @@ static u32 FindClearTuneFilter(struct mt2063_state *state, u32 f_in) static u32 MT2063_Tune(struct mt2063_state *state, u32 f_in) { /* RF input center frequency */ - u32 status = 0; + int status = 0; u32 LO1; /* 1st LO register value */ u32 Num1; /* Numerator for LO1 reg. value */ u32 f_IF1; /* 1st IF requested */ @@ -1803,7 +1803,7 @@ static const u8 MT2063B3_defaults[] = { static int mt2063_init(struct dvb_frontend *fe) { - u32 status; + int status; struct mt2063_state *state = fe->tuner_priv; u8 all_resets = 0xF0; /* reset/load bits */ const u8 *def = NULL; @@ -2249,8 +2249,8 @@ struct dvb_frontend *mt2063_attach(struct dvb_frontend *fe, dprintk(2, "\n"); state = kzalloc(sizeof(struct mt2063_state), GFP_KERNEL); - if (state == NULL) - goto error; + if (!state) + return NULL; state->config = config; state->i2c = i2c; @@ -2261,18 +2261,15 @@ struct dvb_frontend *mt2063_attach(struct dvb_frontend *fe, printk(KERN_INFO "%s: Attaching MT2063\n", __func__); return fe; - -error: - kfree(state); - return NULL; } EXPORT_SYMBOL_GPL(mt2063_attach); +#if 0 /* * Ancillary routines visible outside mt2063 * FIXME: Remove them in favor of using standard tuner callbacks */ -unsigned int tuner_MT2063_SoftwareShutdown(struct dvb_frontend *fe) +static int tuner_MT2063_SoftwareShutdown(struct dvb_frontend *fe) { struct mt2063_state *state = fe->tuner_priv; int err = 0; @@ -2285,9 +2282,8 @@ unsigned int tuner_MT2063_SoftwareShutdown(struct dvb_frontend *fe) return err; } -EXPORT_SYMBOL_GPL(tuner_MT2063_SoftwareShutdown); -unsigned int tuner_MT2063_ClearPowerMaskBits(struct dvb_frontend *fe) +static int tuner_MT2063_ClearPowerMaskBits(struct dvb_frontend *fe) { struct mt2063_state *state = fe->tuner_priv; int err = 0; @@ -2300,7 +2296,7 @@ unsigned int tuner_MT2063_ClearPowerMaskBits(struct dvb_frontend *fe) return err; } -EXPORT_SYMBOL_GPL(tuner_MT2063_ClearPowerMaskBits); +#endif MODULE_AUTHOR("Mauro Carvalho Chehab <mchehab@redhat.com>"); MODULE_DESCRIPTION("MT2063 Silicon tuner"); |