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media: dvb-frontends: complete kernel-doc markups

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For the dvb-frontends that are now part of the documentation,
complete the kernel-doc markups, in order for them to be
properly used at the driver's kAPI documentation.

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Mauro Carvalho Chehab 2017-11-29 14:02:22 -05:00
parent e61edeb155
commit be9b53c837
15 changed files with 177 additions and 128 deletions
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24
drivers/media/dvb-frontends/af9013.h
View File

@ -38,6 +38,13 @@
* @api_version: Firmware API version.
* @gpio: GPIOs.
* @get_dvb_frontend: Get DVB frontend callback.
*
* AF9013/5 GPIOs (mostly guessed):
* * demod#1-gpio#0 - set demod#2 i2c-addr for dual devices
* * demod#1-gpio#1 - xtal setting (?)
* * demod#1-gpio#3 - tuner#1
* * demod#2-gpio#0 - tuner#2
* * demod#2-gpio#1 - xtal setting (?)
*/
struct af9013_platform_data {
/*
@ -89,16 +96,15 @@ struct af9013_platform_data {
#define AF9013_TS_PARALLEL AF9013_TS_MODE_PARALLEL
#define AF9013_TS_SERIAL AF9013_TS_MODE_SERIAL
/*
* AF9013/5 GPIOs (mostly guessed)
* demod#1-gpio#0 - set demod#2 i2c-addr for dual devices
* demod#1-gpio#1 - xtal setting (?)
* demod#1-gpio#3 - tuner#1
* demod#2-gpio#0 - tuner#2
* demod#2-gpio#1 - xtal setting (?)
*/
#if IS_REACHABLE(CONFIG_DVB_AF9013)
/**
* Attach an af9013 demod
*
* @config: pointer to &struct af9013_config with demod configuration.
* @i2c: i2c adapter to use.
*
* return: FE pointer on success, NULL on failure.
*/
extern struct dvb_frontend *af9013_attach(const struct af9013_config *config,
struct i2c_adapter *i2c);
#else

9
drivers/media/dvb-frontends/ascot2e.h
View File

@ -41,6 +41,15 @@ struct ascot2e_config {
};
#if IS_REACHABLE(CONFIG_DVB_ASCOT2E)
/**
* Attach an ascot2e tuner
*
* @fe: frontend to be attached
* @config: pointer to &struct ascot2e_config with tuner configuration.
* @i2c: i2c adapter to use.
*
* return: FE pointer on success, NULL on failure.
*/
extern struct dvb_frontend *ascot2e_attach(struct dvb_frontend *fe,
const struct ascot2e_config *config,
struct i2c_adapter *i2c);

24
drivers/media/dvb-frontends/cxd2820r.h
View File

@ -49,7 +49,6 @@
* @gpio_chip_base: GPIO.
* @get_dvb_frontend: Get DVB frontend.
*/
struct cxd2820r_platform_data {
u8 ts_mode;
bool ts_clk_inv;
@ -62,6 +61,17 @@ struct cxd2820r_platform_data {
bool attach_in_use;
};
/**
* struct cxd2820r_config - configuration for cxd2020r demod
*
* @i2c_address: Demodulator I2C address. Driver determines DVB-C slave I2C
* address automatically from master address.
* Default: none, must set. Values: 0x6c, 0x6d.
* @ts_mode: TS output mode. Default: none, must set. Values: FIXME?
* @ts_clock_inv: TS clock inverted. Default: 0. Values: 0, 1.
* @if_agc_polarity: Default: 0. Values: 0, 1
* @spec_inv: Spectrum inversion. Default: 0. Values: 0, 1.
*/
struct cxd2820r_config {
/* Demodulator I2C address.
* Driver determines DVB-C slave I2C address automatically from master
@ -98,6 +108,18 @@ struct cxd2820r_config {
#if IS_REACHABLE(CONFIG_DVB_CXD2820R)
/**
* Attach a cxd2820r demod
*
* @config: pointer to &struct cxd2820r_config with demod configuration.
* @i2c: i2c adapter to use.
* @gpio_chip_base: if zero, disables GPIO setting. Otherwise, if
* CONFIG_GPIOLIB is set dynamically allocate
* gpio base; if is not set, use its value to
* setup the GPIO pins.
*
* return: FE pointer on success, NULL on failure.
*/
extern struct dvb_frontend *cxd2820r_attach(
const struct cxd2820r_config *config,
struct i2c_adapter *i2c,

8
drivers/media/dvb-frontends/drxk.h
View File

@ -53,6 +53,14 @@ struct drxk_config {
};
#if IS_REACHABLE(CONFIG_DVB_DRXK)
/**
* Attach a drxk demod
*
* @config: pointer to &struct drxk_config with demod configuration.
* @i2c: i2c adapter to use.
*
* return: FE pointer on success, NULL on failure.
*/
extern struct dvb_frontend *drxk_attach(const struct drxk_config *config,
struct i2c_adapter *i2c);
#else

2
drivers/media/dvb-frontends/dvb-pll.h
View File

@ -30,6 +30,7 @@
#define DVB_PLL_TDEE4 18
#define DVB_PLL_THOMSON_DTT7520X 19
#if IS_REACHABLE(CONFIG_DVB_PLL)
/**
* Attach a dvb-pll to the supplied frontend structure.
*
@ -40,7 +41,6 @@
*
* return: Frontend pointer on success, NULL on failure
*/
#if IS_REACHABLE(CONFIG_DVB_PLL)
extern struct dvb_frontend *dvb_pll_attach(struct dvb_frontend *fe,
int pll_addr,
struct i2c_adapter *i2c,

29
drivers/media/dvb-frontends/helene.h
View File

@ -49,9 +49,31 @@ struct helene_config {
};
#if IS_REACHABLE(CONFIG_DVB_HELENE)
/**
* Attach a helene tuner (terrestrial and cable standards)
*
* @fe: frontend to be attached
* @config: pointer to &struct helene_config with tuner configuration.
* @i2c: i2c adapter to use.
*
* return: FE pointer on success, NULL on failure.
*/
extern struct dvb_frontend *helene_attach(struct dvb_frontend *fe,
const struct helene_config *config,
struct i2c_adapter *i2c);
/**
* Attach a helene tuner (satellite standards)
*
* @fe: frontend to be attached
* @config: pointer to &struct helene_config with tuner configuration.
* @i2c: i2c adapter to use.
*
* return: FE pointer on success, NULL on failure.
*/
extern struct dvb_frontend *helene_attach_s(struct dvb_frontend *fe,
const struct helene_config *config,
struct i2c_adapter *i2c);
#else
static inline struct dvb_frontend *helene_attach(struct dvb_frontend *fe,
const struct helene_config *config,
@ -60,13 +82,6 @@ static inline struct dvb_frontend *helene_attach(struct dvb_frontend *fe,
pr_warn("%s: driver disabled by Kconfig\n", __func__);
return NULL;
}
#endif
#if IS_REACHABLE(CONFIG_DVB_HELENE)
extern struct dvb_frontend *helene_attach_s(struct dvb_frontend *fe,
const struct helene_config *config,
struct i2c_adapter *i2c);
#else
static inline struct dvb_frontend *helene_attach_s(struct dvb_frontend *fe,
const struct helene_config *config,
struct i2c_adapter *i2c)

9
drivers/media/dvb-frontends/horus3a.h
View File

@ -41,6 +41,15 @@ struct horus3a_config {
};
#if IS_REACHABLE(CONFIG_DVB_HORUS3A)
/**
* Attach a horus3a tuner
*
* @fe: frontend to be attached
* @config: pointer to &struct helene_config with tuner configuration.
* @i2c: i2c adapter to use.
*
* return: FE pointer on success, NULL on failure.
*/
extern struct dvb_frontend *horus3a_attach(struct dvb_frontend *fe,
const struct horus3a_config *config,
struct i2c_adapter *i2c);

17
drivers/media/dvb-frontends/ix2505v.h
View File

@ -19,19 +19,20 @@
#include <linux/i2c.h>
#include "dvb_frontend.h"
/**
* struct ix2505v_config - ix2505 attachment configuration
*
* @tuner_address: tuner address
* @tuner_gain: Baseband AMP gain control 0/1=0dB(default) 2=-2bB 3=-4dB
* @tuner_chargepump: Charge pump output +/- 0=120 1=260 2=555 3=1200(default)
* @min_delay_ms: delay after tune
* @tuner_write_only: disables reads
*/
struct ix2505v_config {
u8 tuner_address;
/*Baseband AMP gain control 0/1=0dB(default) 2=-2bB 3=-4dB */
u8 tuner_gain;
/*Charge pump output +/- 0=120 1=260 2=555 3=1200(default) */
u8 tuner_chargepump;
/* delay after tune */
int min_delay_ms;
/* disables reads*/
u8 tuner_write_only;
};

155
drivers/media/dvb-frontends/m88ds3103.h
View File

@ -24,6 +24,34 @@
* 0x68,
*/
/**
* enum m88ds3103_ts_mode - TS connection mode
* @M88DS3103_TS_SERIAL: TS output pin D0, normal
* @M88DS3103_TS_SERIAL_D7: TS output pin D7
* @M88DS3103_TS_PARALLEL: TS Parallel mode
* @M88DS3103_TS_CI: TS CI Mode
*/
enum m88ds3103_ts_mode {
M88DS3103_TS_SERIAL,
M88DS3103_TS_SERIAL_D7,
M88DS3103_TS_PARALLEL,
M88DS3103_TS_CI
};
/**
* enum m88ds3103_clock_out
* @M88DS3103_CLOCK_OUT_DISABLED: Clock output is disabled
* @M88DS3103_CLOCK_OUT_ENABLED: Clock output is enabled with crystal
* clock.
* @M88DS3103_CLOCK_OUT_ENABLED_DIV2: Clock output is enabled with half
* crystal clock.
*/
enum m88ds3103_clock_out {
M88DS3103_CLOCK_OUT_DISABLED,
M88DS3103_CLOCK_OUT_ENABLED,
M88DS3103_CLOCK_OUT_ENABLED_DIV2
};
/**
* struct m88ds3103_platform_data - Platform data for the m88ds3103 driver
* @clk: Clock frequency.
@ -44,24 +72,16 @@
* @get_dvb_frontend: Get DVB frontend.
* @get_i2c_adapter: Get I2C adapter.
*/
struct m88ds3103_platform_data {
u32 clk;
u16 i2c_wr_max;
#define M88DS3103_TS_SERIAL 0 /* TS output pin D0, normal */
#define M88DS3103_TS_SERIAL_D7 1 /* TS output pin D7 */
#define M88DS3103_TS_PARALLEL 2 /* TS Parallel mode */
#define M88DS3103_TS_CI 3 /* TS CI Mode */
u8 ts_mode:2;
enum m88ds3103_ts_mode ts_mode;
u32 ts_clk;
enum m88ds3103_clock_out clk_out;
u8 ts_clk_pol:1;
u8 spec_inv:1;
u8 agc;
u8 agc_inv:1;
#define M88DS3103_CLOCK_OUT_DISABLED 0
#define M88DS3103_CLOCK_OUT_ENABLED 1
#define M88DS3103_CLOCK_OUT_ENABLED_DIV2 2
u8 clk_out:2;
u8 envelope_mode:1;
u8 lnb_hv_pol:1;
u8 lnb_en_pol:1;
@ -73,105 +93,60 @@ struct m88ds3103_platform_data {
u8 attach_in_use:1;
};
/*
* Do not add new m88ds3103_attach() users! Use I2C bindings instead.
/**
* struct m88ds3103_config - m88ds3102 configuration
*
* @i2c_addr: I2C address. Default: none, must set. Example: 0x68, ...
* @clock: Device's clock. Default: none, must set. Example: 27000000
* @i2c_wr_max: Max bytes I2C provider is asked to write at once.
* Default: none, must set. Example: 33, 65, ...
* @ts_mode: TS output mode, as defined by &enum m88ds3103_ts_mode.
* Default: M88DS3103_TS_SERIAL.
* @ts_clk: TS clk in KHz. Default: 0.
* @ts_clk_pol: TS clk polarity.Default: 0.
* 1-active at falling edge; 0-active at rising edge.
* @spec_inv: Spectrum inversion. Default: 0.
* @agc_inv: AGC polarity. Default: 0.
* @clock_out: Clock output, as defined by &enum m88ds3103_clock_out.
* Default: M88DS3103_CLOCK_OUT_DISABLED.
* @envelope_mode: DiSEqC envelope mode. Default: 0.
* @agc: AGC configuration. Default: none, must set.
* @lnb_hv_pol: LNB H/V pin polarity. Default: 0. Values:
* 1: pin high set to VOLTAGE_13, pin low to set VOLTAGE_18;
* 0: pin high set to VOLTAGE_18, pin low to set VOLTAGE_13.
* @lnb_en_pol: LNB enable pin polarity. Default: 0. Values:
* 1: pin high to enable, pin low to disable;
* 0: pin high to disable, pin low to enable.
*/
struct m88ds3103_config {
/*
* I2C address
* Default: none, must set
* 0x68, ...
*/
u8 i2c_addr;
/*
* clock
* Default: none, must set
* 27000000
*/
u32 clock;
/*
* max bytes I2C provider is asked to write at once
* Default: none, must set
* 33, 65, ...
*/
u16 i2c_wr_max;
/*
* TS output mode
* Default: M88DS3103_TS_SERIAL
*/
#define M88DS3103_TS_SERIAL 0 /* TS output pin D0, normal */
#define M88DS3103_TS_SERIAL_D7 1 /* TS output pin D7 */
#define M88DS3103_TS_PARALLEL 2 /* TS Parallel mode */
#define M88DS3103_TS_CI 3 /* TS CI Mode */
u8 ts_mode;
/*
* TS clk in KHz
* Default: 0.
*/
u32 ts_clk;
/*
* TS clk polarity.
* Default: 0. 1-active at falling edge; 0-active at rising edge.
*/
u8 ts_clk_pol:1;
/*
* spectrum inversion
* Default: 0
*/
u8 spec_inv:1;
/*
* AGC polarity
* Default: 0
*/
u8 agc_inv:1;
/*
* clock output
* Default: M88DS3103_CLOCK_OUT_DISABLED
*/
#define M88DS3103_CLOCK_OUT_DISABLED 0
#define M88DS3103_CLOCK_OUT_ENABLED 1
#define M88DS3103_CLOCK_OUT_ENABLED_DIV2 2
u8 clock_out;
/*
* DiSEqC envelope mode
* Default: 0
*/
u8 envelope_mode:1;
/*
* AGC configuration
* Default: none, must set
*/
u8 agc;
/*
* LNB H/V pin polarity
* Default: 0.
* 1: pin high set to VOLTAGE_13, pin low to set VOLTAGE_18.
* 0: pin high set to VOLTAGE_18, pin low to set VOLTAGE_13.
*/
u8 lnb_hv_pol:1;
/*
* LNB enable pin polarity
* Default: 0.
* 1: pin high to enable, pin low to disable.
* 0: pin high to disable, pin low to enable.
*/
u8 lnb_en_pol:1;
};
#if defined(CONFIG_DVB_M88DS3103) || \
(defined(CONFIG_DVB_M88DS3103_MODULE) && defined(MODULE))
/**
* Attach a m88ds3103 demod
*
* @config: pointer to &struct m88ds3103_config with demod configuration.
* @i2c: i2c adapter to use.
* @tuner_i2c: on success, returns the I2C adapter associated with
* m88ds3103 tuner.
*
* return: FE pointer on success, NULL on failure.
* Note: Do not add new m88ds3103_attach() users! Use I2C bindings instead.
*/
extern struct dvb_frontend *m88ds3103_attach(
const struct m88ds3103_config *config,
struct i2c_adapter *i2c,

17
drivers/media/dvb-frontends/mb86a20s.h
View File

@ -26,7 +26,6 @@
* @demod_address: the demodulator's i2c address
* @is_serial: if true, TS is serial. Otherwise, TS is parallel
*/
struct mb86a20s_config {
u32 fclk;
u8 demod_address;
@ -34,9 +33,17 @@ struct mb86a20s_config {
};
#if IS_REACHABLE(CONFIG_DVB_MB86A20S)
/**
* Attach a mb86a20s demod
*
* @config: pointer to &struct mb86a20s_config with demod configuration.
* @i2c: i2c adapter to use.
*
* return: FE pointer on success, NULL on failure.
*/
extern struct dvb_frontend *mb86a20s_attach(const struct mb86a20s_config *config,
struct i2c_adapter *i2c);
extern struct i2c_adapter *mb86a20s_get_tuner_i2c_adapter(struct dvb_frontend *);
#else
static inline struct dvb_frontend *mb86a20s_attach(
const struct mb86a20s_config *config, struct i2c_adapter *i2c)
@ -44,12 +51,6 @@ static inline struct dvb_frontend *mb86a20s_attach(
printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
return NULL;
}
static inline struct i2c_adapter *
mb86a20s_get_tuner_i2c_adapter(struct dvb_frontend *fe)
{
printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
return NULL;
}
#endif
#endif /* MB86A20S */

1
drivers/media/dvb-frontends/rtl2830.h
View File

@ -32,7 +32,6 @@
* @pid_filter: Set PID to PID filter.
* @pid_filter_ctrl: Control PID filter.
*/
struct rtl2830_platform_data {
u32 clk;
bool spec_inv;

1
drivers/media/dvb-frontends/rtl2832.h
View File

@ -35,7 +35,6 @@
* @pid_filter: Set PID to PID filter.
* @pid_filter_ctrl: Control PID filter.
*/
struct rtl2832_platform_data {
u32 clk;
/*

2
drivers/media/dvb-frontends/stb6000.h
View File

@ -26,6 +26,7 @@
#include <linux/i2c.h>
#include "dvb_frontend.h"
#if IS_REACHABLE(CONFIG_DVB_STB6000)
/**
* Attach a stb6000 tuner to the supplied frontend structure.
*
@ -35,7 +36,6 @@
*
* return: FE pointer on success, NULL on failure.
*/
#if IS_REACHABLE(CONFIG_DVB_STB6000)
extern struct dvb_frontend *stb6000_attach(struct dvb_frontend *fe, int addr,
struct i2c_adapter *i2c);
#else

1
drivers/media/dvb-frontends/tda10071.h
View File

@ -38,7 +38,6 @@
* @tuner_i2c_addr: CX24118A tuner I2C address (0x14, 0x54, ...).
* @get_dvb_frontend: Get DVB frontend.
*/
struct tda10071_platform_data {
u32 clk;
u16 i2c_wr_max;

6
drivers/media/dvb-frontends/zd1301_demod.h
View File

@ -52,6 +52,12 @@ struct i2c_adapter *zd1301_demod_get_i2c_adapter(struct platform_device *pdev);
#else
/**
* zd1301_demod_get_dvb_frontend() - Attach a zd1301 frontend
* @dev: Pointer to platform device
*
* Return: Pointer to %struct dvb_frontend or NULL if attach fails.
*/
static inline struct dvb_frontend *zd1301_demod_get_dvb_frontend(struct platform_device *dev)
{
printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);