From: Antti Palosaari Date: Tue, 9 Dec 2014 01:20:55 +0000 (-0300) Subject: [media] rtl2830: get rid of legacy DVB driver binding X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=aba4e34a788d10a9578969ae836627400d2d21a2;p=deliverable%2Flinux.git [media] rtl2830: get rid of legacy DVB driver binding Remove legacy DVB binding as all users are using I2C binding. Signed-off-by: Antti Palosaari Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/media/dvb-frontends/rtl2830.c b/drivers/media/dvb-frontends/rtl2830.c index ec4a19c63090..541e24496163 100644 --- a/drivers/media/dvb-frontends/rtl2830.c +++ b/drivers/media/dvb-frontends/rtl2830.c @@ -631,104 +631,6 @@ err: return ret; } -static struct dvb_frontend_ops rtl2830_ops; - -static u32 rtl2830_tuner_i2c_func(struct i2c_adapter *adapter) -{ - return I2C_FUNC_I2C; -} - -static int rtl2830_tuner_i2c_xfer(struct i2c_adapter *i2c_adap, - struct i2c_msg msg[], int num) -{ - struct rtl2830_priv *priv = i2c_get_adapdata(i2c_adap); - int ret; - - /* open i2c-gate */ - ret = rtl2830_wr_reg_mask(priv, 0x101, 0x08, 0x08); - if (ret) - goto err; - - ret = i2c_transfer(priv->i2c, msg, num); - if (ret < 0) - dev_warn(&priv->i2c->dev, "%s: tuner i2c failed=%d\n", - KBUILD_MODNAME, ret); - - return ret; -err: - dev_dbg(&priv->i2c->dev, "%s: failed=%d\n", __func__, ret); - return ret; -} - -static struct i2c_algorithm rtl2830_tuner_i2c_algo = { - .master_xfer = rtl2830_tuner_i2c_xfer, - .functionality = rtl2830_tuner_i2c_func, -}; - -struct i2c_adapter *rtl2830_get_tuner_i2c_adapter(struct dvb_frontend *fe) -{ - struct rtl2830_priv *priv = fe->demodulator_priv; - return &priv->tuner_i2c_adapter; -} -EXPORT_SYMBOL(rtl2830_get_tuner_i2c_adapter); - -static void rtl2830_release(struct dvb_frontend *fe) -{ - struct rtl2830_priv *priv = fe->demodulator_priv; - - i2c_del_adapter(&priv->tuner_i2c_adapter); - kfree(priv); -} - -struct dvb_frontend *rtl2830_attach(const struct rtl2830_config *cfg, - struct i2c_adapter *i2c) -{ - struct rtl2830_priv *priv = NULL; - int ret = 0; - u8 tmp; - - /* allocate memory for the internal state */ - priv = kzalloc(sizeof(struct rtl2830_priv), GFP_KERNEL); - if (priv == NULL) - goto err; - - /* setup the priv */ - priv->i2c = i2c; - memcpy(&priv->cfg, cfg, sizeof(struct rtl2830_config)); - - /* check if the demod is there */ - ret = rtl2830_rd_reg(priv, 0x000, &tmp); - if (ret) - goto err; - - /* create dvb_frontend */ - memcpy(&priv->fe.ops, &rtl2830_ops, sizeof(struct dvb_frontend_ops)); - priv->fe.demodulator_priv = priv; - - /* create tuner i2c adapter */ - strlcpy(priv->tuner_i2c_adapter.name, "RTL2830 tuner I2C adapter", - sizeof(priv->tuner_i2c_adapter.name)); - priv->tuner_i2c_adapter.algo = &rtl2830_tuner_i2c_algo; - priv->tuner_i2c_adapter.algo_data = NULL; - priv->tuner_i2c_adapter.dev.parent = &i2c->dev; - i2c_set_adapdata(&priv->tuner_i2c_adapter, priv); - if (i2c_add_adapter(&priv->tuner_i2c_adapter) < 0) { - dev_err(&i2c->dev, - "%s: tuner i2c bus could not be initialized\n", - KBUILD_MODNAME); - goto err; - } - - priv->sleeping = true; - - return &priv->fe; -err: - dev_dbg(&i2c->dev, "%s: failed=%d\n", __func__, ret); - kfree(priv); - return NULL; -} -EXPORT_SYMBOL(rtl2830_attach); - static struct dvb_frontend_ops rtl2830_ops = { .delsys = { SYS_DVBT }, .info = { @@ -750,8 +652,6 @@ static struct dvb_frontend_ops rtl2830_ops = { FE_CAN_MUTE_TS }, - .release = rtl2830_release, - .init = rtl2830_init, .sleep = rtl2830_sleep, @@ -888,7 +788,6 @@ static int rtl2830_probe(struct i2c_client *client, /* create dvb frontend */ memcpy(&priv->fe.ops, &rtl2830_ops, sizeof(priv->fe.ops)); - priv->fe.ops.release = NULL; priv->fe.demodulator_priv = priv; /* setup callbacks */ diff --git a/drivers/media/dvb-frontends/rtl2830.h b/drivers/media/dvb-frontends/rtl2830.h index b925ea5147e6..1d7784de9c7a 100644 --- a/drivers/media/dvb-frontends/rtl2830.h +++ b/drivers/media/dvb-frontends/rtl2830.h @@ -55,67 +55,4 @@ struct rtl2830_platform_data { struct i2c_adapter* (*get_i2c_adapter)(struct i2c_client *); }; -struct rtl2830_config { - /* - * Demodulator I2C address. - */ - u8 i2c_addr; - - /* - * Xtal frequency. - * Hz - * 4000000, 16000000, 25000000, 28800000 - */ - u32 xtal; - - /* - * TS output mode. - */ - u8 ts_mode; - - /* - * Spectrum inversion. - */ - bool spec_inv; - - /* - */ - u8 vtop; - - /* - */ - u8 krf; - - /* - */ - u8 agc_targ_val; -}; - -#if IS_ENABLED(CONFIG_DVB_RTL2830) -extern struct dvb_frontend *rtl2830_attach( - const struct rtl2830_config *config, - struct i2c_adapter *i2c -); - -extern struct i2c_adapter *rtl2830_get_tuner_i2c_adapter( - struct dvb_frontend *fe -); -#else -static inline struct dvb_frontend *rtl2830_attach( - const struct rtl2830_config *config, - struct i2c_adapter *i2c -) -{ - pr_warn("%s: driver disabled by Kconfig\n", __func__); - return NULL; -} - -static inline struct i2c_adapter *rtl2830_get_tuner_i2c_adapter( - struct dvb_frontend *fe -) -{ - return NULL; -} -#endif - #endif /* RTL2830_H */ diff --git a/drivers/media/dvb-frontends/rtl2830_priv.h b/drivers/media/dvb-frontends/rtl2830_priv.h index 1a78351fe693..545907a3583e 100644 --- a/drivers/media/dvb-frontends/rtl2830_priv.h +++ b/drivers/media/dvb-frontends/rtl2830_priv.h @@ -26,6 +26,15 @@ #include "rtl2830.h" #include +struct rtl2830_config { + u8 i2c_addr; + u32 xtal; + bool spec_inv; + u8 vtop; + u8 krf; + u8 agc_targ_val; +}; + struct rtl2830_priv { struct i2c_adapter *adapter; struct i2c_adapter *i2c;