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media: lgdt330x: convert it to the new I2C binding way

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Convert the driver to allow its usage with the new I2C
binding way.

Please notice that this patch doesn't convert the
callers to bind to it using the new way.

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
This commit is contained in:
Mauro Carvalho Chehab
2018-03-09 10:53:30 -05:00
committed by Mauro Carvalho Chehab
parent ff093612b0
commit 23ba635d45
10 changed files with 177 additions and 101 deletions
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18
drivers/media/dvb-frontends/lgdt330x.h
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@@ -29,7 +29,6 @@ typedef enum lg_chip_t {
/**
* struct lgdt330x_config - contains lgdt330x configuration
*
* @demod_address: The demodulator's i2c address
* @demod_chip: LG demodulator chip LGDT3302 or LGDT3303
* @serial_mpeg: MPEG hardware interface - 0:parallel 1:serial
* @pll_rf_set: Callback function to set PLL interface
@@ -38,23 +37,30 @@ typedef enum lg_chip_t {
* Flip the polarity of the mpeg data transfer clock using alternate
* init data.
* This option applies ONLY to LGDT3303 - 0:disabled (default) 1:enabled
* @get_dvb_frontend:
* returns the frontend associated with this I2C client.
* Filled by the driver.
*/
struct lgdt330x_config
{
u8 demod_address;
lg_chip_type demod_chip;
int serial_mpeg;
int (*pll_rf_set) (struct dvb_frontend* fe, int index);
int (*set_ts_params)(struct dvb_frontend* fe, int is_punctured);
int clock_polarity_flip;
struct dvb_frontend* (*get_dvb_frontend)(struct i2c_client *);
};
#if IS_REACHABLE(CONFIG_DVB_LGDT330X)
extern struct dvb_frontend* lgdt330x_attach(const struct lgdt330x_config* config,
struct i2c_adapter* i2c);
struct dvb_frontend *lgdt330x_attach(const struct lgdt330x_config *config,
u8 demod_address,
struct i2c_adapter *i2c);
#else
static inline struct dvb_frontend* lgdt330x_attach(const struct lgdt330x_config* config,
struct i2c_adapter* i2c)
static
struct dvb_frontend *lgdt330x_attach(const struct lgdt330x_config *config,
u8 demod_address,
struct i2c_adapter *i2c)
{
printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
return NULL;