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V4L/DVB (4383): Convert SEC drivers to new frontend API

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Convert SEC drivers to new frontend API

Signed-off-by: Andrew de Quincey <adq_dvb@lidskialf.net>
Acked-by: Michael Krufky <mkrufky@linuxtv.org>
Acked-by: Trent Piepho <xyzzy@speakeasy.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Andrew de Quincey 2006-08-08 09:10:08 -03:00 committed by Mauro Carvalho Chehab
parent 94cbae5a1a
commit 13fef9335f
8 changed files with 27 additions and 41 deletions
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2
drivers/media/dvb/dvb-core/dvb_frontend.c
View file

@ -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)

28
drivers/media/dvb/frontends/isl6421.c
View file

@ -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);

2
drivers/media/dvb/frontends/isl6421.h
View file

@ -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

28
drivers/media/dvb/frontends/lnbp21.c
View file

@ -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);

2
drivers/media/dvb/frontends/lnbp21.h
View file

@ -40,6 +40,6 @@
#include <linux/dvb/frontend.h>
/* 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

2
drivers/media/dvb/ttpci/av7110.c
View file

@ -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);

2
drivers/media/dvb/ttpci/budget-ci.c
View file

@ -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);

2
drivers/media/dvb/ttpci/budget.c
View file

@ -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;
}