From: Andrew de Quincey Date: Tue, 8 Aug 2006 12:10:08 +0000 (-0300) Subject: V4L/DVB (4383): Convert SEC drivers to new frontend API X-Git-Tag: v2.6.19-rc1~643^2~146 X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=13fef9335f4fe2a73e1733f8807e69711736faef;p=linux-2.6 V4L/DVB (4383): Convert SEC drivers to new frontend API Convert SEC drivers to new frontend API Signed-off-by: Andrew de Quincey Acked-by: Michael Krufky Acked-by: Trent Piepho Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/media/dvb/dvb-core/dvb_frontend.c b/drivers/media/dvb/dvb-core/dvb_frontend.c index 57b34cda99..832116d092 100644 --- a/drivers/media/dvb/dvb-core/dvb_frontend.c +++ b/drivers/media/dvb/dvb-core/dvb_frontend.c @@ -1105,6 +1105,8 @@ int dvb_unregister_frontend(struct dvb_frontend* fe) mutex_lock(&frontend_mutex); dvb_unregister_device (fepriv->dvbdev); dvb_frontend_stop (fe); + if (fe->ops.release_sec) + fe->ops.release_sec(fe); if (fe->ops.tuner_ops.release) { fe->ops.tuner_ops.release(fe); if (fe->ops.i2c_gate_ctrl) diff --git a/drivers/media/dvb/frontends/isl6421.c b/drivers/media/dvb/frontends/isl6421.c index 58c34db310..0fc18f5a71 100644 --- a/drivers/media/dvb/frontends/isl6421.c +++ b/drivers/media/dvb/frontends/isl6421.c @@ -42,12 +42,11 @@ struct isl6421 { u8 override_and; struct i2c_adapter *i2c; u8 i2c_addr; - void (*release_chain)(struct dvb_frontend* fe); }; static int isl6421_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage) { - struct isl6421 *isl6421 = (struct isl6421 *) fe->misc_priv; + struct isl6421 *isl6421 = (struct isl6421 *) fe->sec_priv; struct i2c_msg msg = { .addr = isl6421->i2c_addr, .flags = 0, .buf = &isl6421->config, .len = sizeof(isl6421->config) }; @@ -75,7 +74,7 @@ static int isl6421_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage static int isl6421_enable_high_lnb_voltage(struct dvb_frontend *fe, long arg) { - struct isl6421 *isl6421 = (struct isl6421 *) fe->misc_priv; + struct isl6421 *isl6421 = (struct isl6421 *) fe->sec_priv; struct i2c_msg msg = { .addr = isl6421->i2c_addr, .flags = 0, .buf = &isl6421->config, .len = sizeof(isl6421->config) }; @@ -93,31 +92,26 @@ static int isl6421_enable_high_lnb_voltage(struct dvb_frontend *fe, long arg) static void isl6421_release(struct dvb_frontend *fe) { - struct isl6421 *isl6421 = (struct isl6421 *) fe->misc_priv; - /* power off */ isl6421_set_voltage(fe, SEC_VOLTAGE_OFF); - /* free data & call next release routine */ - fe->ops.release = isl6421->release_chain; - kfree(fe->misc_priv); - fe->misc_priv = NULL; - if (fe->ops.release) - fe->ops.release(fe); + /* free */ + kfree(fe->sec_priv); + fe->sec_priv = NULL; } -int isl6421_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 i2c_addr, +struct dvb_frontend *isl6421_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 i2c_addr, u8 override_set, u8 override_clear) { struct isl6421 *isl6421 = kmalloc(sizeof(struct isl6421), GFP_KERNEL); if (!isl6421) - return -ENOMEM; + return NULL; /* default configuration */ isl6421->config = ISL6421_ISEL1; isl6421->i2c = i2c; isl6421->i2c_addr = i2c_addr; - fe->misc_priv = isl6421; + fe->sec_priv = isl6421; /* bits which should be forced to '1' */ isl6421->override_or = override_set; @@ -128,19 +122,17 @@ int isl6421_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 i2c_addr /* detect if it is present or not */ if (isl6421_set_voltage(fe, SEC_VOLTAGE_OFF)) { kfree(isl6421); - fe->misc_priv = NULL; - return -EIO; + return NULL; } /* install release callback */ - isl6421->release_chain = fe->ops.release; fe->ops.release = isl6421_release; /* override frontend ops */ fe->ops.set_voltage = isl6421_set_voltage; fe->ops.enable_high_lnb_voltage = isl6421_enable_high_lnb_voltage; - return 0; + return fe; } EXPORT_SYMBOL(isl6421_attach); diff --git a/drivers/media/dvb/frontends/isl6421.h b/drivers/media/dvb/frontends/isl6421.h index 675f80a19b..b5deacfe6d 100644 --- a/drivers/media/dvb/frontends/isl6421.h +++ b/drivers/media/dvb/frontends/isl6421.h @@ -40,7 +40,7 @@ #define ISL6421_DCL 0x40 /* override_set and override_clear control which system register bits (above) to always set & clear */ -extern int isl6421_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 i2c_addr, +extern struct dvb_frontend *isl6421_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 i2c_addr, u8 override_set, u8 override_clear); #endif diff --git a/drivers/media/dvb/frontends/lnbp21.c b/drivers/media/dvb/frontends/lnbp21.c index e933edc8dd..37bba32f29 100644 --- a/drivers/media/dvb/frontends/lnbp21.c +++ b/drivers/media/dvb/frontends/lnbp21.c @@ -40,12 +40,11 @@ struct lnbp21 { u8 override_or; u8 override_and; struct i2c_adapter *i2c; - void (*release_chain)(struct dvb_frontend* fe); }; static int lnbp21_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage) { - struct lnbp21 *lnbp21 = (struct lnbp21 *) fe->misc_priv; + struct lnbp21 *lnbp21 = (struct lnbp21 *) fe->sec_priv; struct i2c_msg msg = { .addr = 0x08, .flags = 0, .buf = &lnbp21->config, .len = sizeof(lnbp21->config) }; @@ -73,7 +72,7 @@ static int lnbp21_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage) static int lnbp21_enable_high_lnb_voltage(struct dvb_frontend *fe, long arg) { - struct lnbp21 *lnbp21 = (struct lnbp21 *) fe->misc_priv; + struct lnbp21 *lnbp21 = (struct lnbp21 *) fe->sec_priv; struct i2c_msg msg = { .addr = 0x08, .flags = 0, .buf = &lnbp21->config, .len = sizeof(lnbp21->config) }; @@ -91,29 +90,24 @@ static int lnbp21_enable_high_lnb_voltage(struct dvb_frontend *fe, long arg) static void lnbp21_release(struct dvb_frontend *fe) { - struct lnbp21 *lnbp21 = (struct lnbp21 *) fe->misc_priv; - /* LNBP power off */ lnbp21_set_voltage(fe, SEC_VOLTAGE_OFF); - /* free data & call next release routine */ - fe->ops.release = lnbp21->release_chain; - kfree(fe->misc_priv); - fe->misc_priv = NULL; - if (fe->ops.release) - fe->ops.release(fe); + /* free data */ + kfree(fe->sec_priv); + fe->sec_priv = NULL; } -int lnbp21_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 override_set, u8 override_clear) +struct dvb_frontend *lnbp21_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 override_set, u8 override_clear) { struct lnbp21 *lnbp21 = kmalloc(sizeof(struct lnbp21), GFP_KERNEL); if (!lnbp21) - return -ENOMEM; + return NULL; /* default configuration */ lnbp21->config = LNBP21_ISEL; lnbp21->i2c = i2c; - fe->misc_priv = lnbp21; + fe->sec_priv = lnbp21; /* bits which should be forced to '1' */ lnbp21->override_or = override_set; @@ -124,19 +118,17 @@ int lnbp21_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 override_ /* detect if it is present or not */ if (lnbp21_set_voltage(fe, SEC_VOLTAGE_OFF)) { kfree(lnbp21); - fe->misc_priv = NULL; - return -EIO; + return NULL; } /* install release callback */ - lnbp21->release_chain = fe->ops.release; fe->ops.release = lnbp21_release; /* override frontend ops */ fe->ops.set_voltage = lnbp21_set_voltage; fe->ops.enable_high_lnb_voltage = lnbp21_enable_high_lnb_voltage; - return 0; + return fe; } EXPORT_SYMBOL(lnbp21_attach); diff --git a/drivers/media/dvb/frontends/lnbp21.h b/drivers/media/dvb/frontends/lnbp21.h index 047a4ab68c..8c2df67d81 100644 --- a/drivers/media/dvb/frontends/lnbp21.h +++ b/drivers/media/dvb/frontends/lnbp21.h @@ -40,6 +40,6 @@ #include /* override_set and override_clear control which system register bits (above) to always set & clear */ -extern int lnbp21_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 override_set, u8 override_clear); +extern struct dvb_frontend *lnbp21_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 override_set, u8 override_clear); #endif diff --git a/drivers/media/dvb/ttpci/av7110.c b/drivers/media/dvb/ttpci/av7110.c index 4506165c5d..fa0bed6779 100644 --- a/drivers/media/dvb/ttpci/av7110.c +++ b/drivers/media/dvb/ttpci/av7110.c @@ -2219,7 +2219,7 @@ static int frontend_init(struct av7110 *av7110) av7110->fe->ops.tuner_ops.set_params = alps_bsbe1_tuner_set_params; av7110->fe->tuner_priv = &av7110->i2c_adap; - if (lnbp21_attach(av7110->fe, &av7110->i2c_adap, 0, 0)) { + if (lnbp21_attach(av7110->fe, &av7110->i2c_adap, 0, 0) == NULL) { printk("dvb-ttpci: LNBP21 not found!\n"); if (av7110->fe->ops.release) av7110->fe->ops.release(av7110->fe); diff --git a/drivers/media/dvb/ttpci/budget-ci.c b/drivers/media/dvb/ttpci/budget-ci.c index ffbbb3e34b..3d9a8db61f 100644 --- a/drivers/media/dvb/ttpci/budget-ci.c +++ b/drivers/media/dvb/ttpci/budget-ci.c @@ -1044,7 +1044,7 @@ static void frontend_init(struct budget_ci *budget_ci) budget_ci->budget.dvb_frontend->tuner_priv = &budget_ci->budget.i2c_adap; budget_ci->budget.dvb_frontend->ops.dishnetwork_send_legacy_command = NULL; - if (lnbp21_attach(budget_ci->budget.dvb_frontend, &budget_ci->budget.i2c_adap, LNBP21_LLC, 0)) { + if (lnbp21_attach(budget_ci->budget.dvb_frontend, &budget_ci->budget.i2c_adap, LNBP21_LLC, 0) == NULL) { printk("%s: No LNBP21 found!\n", __FUNCTION__); if (budget_ci->budget.dvb_frontend->ops.release) budget_ci->budget.dvb_frontend->ops.release(budget_ci->budget.dvb_frontend); diff --git a/drivers/media/dvb/ttpci/budget.c b/drivers/media/dvb/ttpci/budget.c index 863dffb4ed..c21ee5a05f 100644 --- a/drivers/media/dvb/ttpci/budget.c +++ b/drivers/media/dvb/ttpci/budget.c @@ -420,7 +420,7 @@ static void frontend_init(struct budget *budget) budget->dvb_frontend = s5h1420_attach(&s5h1420_config, &budget->i2c_adap); if (budget->dvb_frontend) { budget->dvb_frontend->ops.tuner_ops.set_params = s5h1420_tuner_set_params; - if (lnbp21_attach(budget->dvb_frontend, &budget->i2c_adap, 0, 0)) { + if (lnbp21_attach(budget->dvb_frontend, &budget->i2c_adap, 0, 0) == NULL) { printk("%s: No LNBP21 found!\n", __FUNCTION__); goto error_out; }