Commit 47f79129 authored by Mauro Carvalho Chehab's avatar Mauro Carvalho Chehab

[media] as102: prepare as102_fe to be compiled as a module

Remove the dependencies of as102_cmd from as102, in order to
allow it to be compiled as a separate module.
Signed-off-by: default avatarMauro Carvalho Chehab <m.chehab@samsung.com>
parent c098c219
......@@ -24,6 +24,8 @@
/* header file for usb device driver*/
#include "as102_drv.h"
#include "as10x_cmd.h"
#include "as102_fe.h"
#include "as102_fw.h"
#include "dvbdev.h"
......@@ -176,6 +178,119 @@ static int as102_dvb_dmx_stop_feed(struct dvb_demux_feed *dvbdmxfeed)
return 0;
}
static int as102_set_tune(void *priv, struct as10x_tune_args *tune_args)
{
struct as10x_bus_adapter_t *bus_adap = priv;
int ret;
/* Set frontend arguments */
if (mutex_lock_interruptible(&bus_adap->lock))
return -EBUSY;
ret = as10x_cmd_set_tune(bus_adap, tune_args);
if (ret != 0)
dev_dbg(&bus_adap->usb_dev->dev,
"as10x_cmd_set_tune failed. (err = %d)\n", ret);
mutex_unlock(&bus_adap->lock);
return ret;
}
static int as102_get_tps(void *priv, struct as10x_tps *tps)
{
struct as10x_bus_adapter_t *bus_adap = priv;
int ret;
if (mutex_lock_interruptible(&bus_adap->lock))
return -EBUSY;
/* send abilis command: GET_TPS */
ret = as10x_cmd_get_tps(bus_adap, tps);
mutex_unlock(&bus_adap->lock);
return ret;
}
static int as102_get_status(void *priv, struct as10x_tune_status *tstate)
{
struct as10x_bus_adapter_t *bus_adap = priv;
int ret;
if (mutex_lock_interruptible(&bus_adap->lock))
return -EBUSY;
/* send abilis command: GET_TUNE_STATUS */
ret = as10x_cmd_get_tune_status(bus_adap, tstate);
if (ret < 0) {
dev_dbg(&bus_adap->usb_dev->dev,
"as10x_cmd_get_tune_status failed (err = %d)\n",
ret);
}
mutex_unlock(&bus_adap->lock);
return ret;
}
static int as102_get_stats(void *priv, struct as10x_demod_stats *demod_stats)
{
struct as10x_bus_adapter_t *bus_adap = priv;
int ret;
if (mutex_lock_interruptible(&bus_adap->lock))
return -EBUSY;
/* send abilis command: GET_TUNE_STATUS */
ret = as10x_cmd_get_demod_stats(bus_adap, demod_stats);
if (ret < 0) {
dev_dbg(&bus_adap->usb_dev->dev,
"as10x_cmd_get_demod_stats failed (probably not tuned)\n");
} else {
dev_dbg(&bus_adap->usb_dev->dev,
"demod status: fc: 0x%08x, bad fc: 0x%08x, bytes corrected: 0x%08x , MER: 0x%04x\n",
demod_stats->frame_count,
demod_stats->bad_frame_count,
demod_stats->bytes_fixed_by_rs,
demod_stats->mer);
}
mutex_unlock(&bus_adap->lock);
return ret;
}
static int as102_stream_ctrl(void *priv, int acquire, uint32_t elna_cfg)
{
struct as10x_bus_adapter_t *bus_adap = priv;
int ret;
if (mutex_lock_interruptible(&bus_adap->lock))
return -EBUSY;
if (acquire) {
if (elna_enable)
as10x_cmd_set_context(bus_adap,
CONTEXT_LNA, elna_cfg);
ret = as10x_cmd_turn_on(bus_adap);
} else {
ret = as10x_cmd_turn_off(bus_adap);
}
mutex_unlock(&bus_adap->lock);
return ret;
}
static const struct as102_fe_ops as102_fe_ops = {
.set_tune = as102_set_tune,
.get_tps = as102_get_tps,
.get_status = as102_get_status,
.get_stats = as102_get_stats,
.stream_ctrl = as102_stream_ctrl,
};
int as102_dvb_register(struct as102_dev_t *as102_dev)
{
struct device *dev = &as102_dev->bus_adap.usb_dev->dev;
......@@ -218,6 +333,7 @@ int as102_dvb_register(struct as102_dev_t *as102_dev)
/* Attach the frontend */
as102_dev->dvb_fe = dvb_attach(as102_attach, as102_dev->name,
&as102_fe_ops,
&as102_dev->bus_adap,
as102_dev->elna_cfg);
if (!as102_dev->dvb_fe) {
......
......@@ -13,10 +13,13 @@
* GNU General Public License for more details.
*/
#ifndef _AS102_DRV_H
#define _AS102_DRV_H
#include <linux/usb.h>
#include <dvb_demux.h>
#include <dvb_frontend.h>
#include <dmxdev.h>
#include "as10x_handle.h"
#include "as10x_cmd.h"
#include "as102_usb_drv.h"
......@@ -77,7 +80,4 @@ struct as102_dev_t {
int as102_dvb_register(struct as102_dev_t *dev);
void as102_dvb_unregister(struct as102_dev_t *dev);
/* FIXME: move it to a separate header */
struct dvb_frontend *as102_attach(const char *name,
struct as10x_bus_adapter_t *bus_adap,
uint8_t elna_cfg);
#endif
\ No newline at end of file
......@@ -13,15 +13,17 @@
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include "as102_drv.h"
#include "as10x_types.h"
#include "as10x_cmd.h"
#include <dvb_frontend.h>
#include "as102_fe.h"
struct as102_state {
struct dvb_frontend frontend;
struct as10x_demod_stats demod_stats;
struct as10x_bus_adapter_t *bus_adap;
const struct as102_fe_ops *ops;
void *priv;
uint8_t elna_cfg;
/* signal strength */
......@@ -62,7 +64,6 @@ static int as102_fe_set_frontend(struct dvb_frontend *fe)
{
struct as102_state *state = fe->demodulator_priv;
struct dtv_frontend_properties *c = &fe->dtv_property_cache;
int ret = 0;
struct as10x_tune_args tune_args = { 0 };
/* set frequency */
......@@ -186,17 +187,7 @@ static int as102_fe_set_frontend(struct dvb_frontend *fe)
}
/* Set frontend arguments */
if (mutex_lock_interruptible(&state->bus_adap->lock))
return -EBUSY;
ret = as10x_cmd_set_tune(state->bus_adap, &tune_args);
if (ret != 0)
dev_dbg(&state->bus_adap->usb_dev->dev,
"as10x_cmd_set_tune failed. (err = %d)\n", ret);
mutex_unlock(&state->bus_adap->lock);
return (ret < 0) ? -EINVAL : 0;
return state->ops->set_tune(state->priv, &tune_args);
}
static int as102_fe_get_frontend(struct dvb_frontend *fe)
......@@ -206,14 +197,8 @@ static int as102_fe_get_frontend(struct dvb_frontend *fe)
int ret = 0;
struct as10x_tps tps = { 0 };
if (mutex_lock_interruptible(&state->bus_adap->lock))
return -EBUSY;
/* send abilis command: GET_TPS */
ret = as10x_cmd_get_tps(state->bus_adap, &tps);
mutex_unlock(&state->bus_adap->lock);
ret = state->ops->get_tps(state->priv, &tps);
if (ret < 0)
return ret;
......@@ -321,24 +306,16 @@ static int as102_fe_get_tune_settings(struct dvb_frontend *fe,
return 0;
}
static int as102_fe_read_status(struct dvb_frontend *fe, fe_status_t *status)
{
int ret = 0;
struct as102_state *state = fe->demodulator_priv;
struct as10x_tune_status tstate = { 0 };
if (mutex_lock_interruptible(&state->bus_adap->lock))
return -EBUSY;
/* send abilis command: GET_TUNE_STATUS */
ret = as10x_cmd_get_tune_status(state->bus_adap, &tstate);
if (ret < 0) {
dev_dbg(&state->bus_adap->usb_dev->dev,
"as10x_cmd_get_tune_status failed (err = %d)\n",
ret);
goto out;
}
ret = state->ops->get_status(state->priv, &tstate);
if (ret < 0)
return ret;
state->signal_strength = tstate.signal_strength;
state->ber = tstate.BER;
......@@ -358,31 +335,19 @@ static int as102_fe_read_status(struct dvb_frontend *fe, fe_status_t *status)
*status = TUNE_STATUS_NOT_TUNED;
}
dev_dbg(&state->bus_adap->usb_dev->dev,
"tuner status: 0x%02x, strength %d, per: %d, ber: %d\n",
tstate.tune_state, tstate.signal_strength,
tstate.PER, tstate.BER);
if (*status & FE_HAS_LOCK) {
if (as10x_cmd_get_demod_stats(state->bus_adap,
(struct as10x_demod_stats *) &state->demod_stats) < 0) {
memset(&state->demod_stats, 0, sizeof(state->demod_stats));
dev_dbg(&state->bus_adap->usb_dev->dev,
"as10x_cmd_get_demod_stats failed (probably not tuned)\n");
} else {
dev_dbg(&state->bus_adap->usb_dev->dev,
"demod status: fc: 0x%08x, bad fc: 0x%08x, bytes corrected: 0x%08x , MER: 0x%04x\n",
state->demod_stats.frame_count,
state->demod_stats.bad_frame_count,
state->demod_stats.bytes_fixed_by_rs,
state->demod_stats.mer);
}
} else {
pr_debug("as102: tuner status: 0x%02x, strength %d, per: %d, ber: %d\n",
tstate.tune_state, tstate.signal_strength,
tstate.PER, tstate.BER);
if (!(*status & FE_HAS_LOCK)) {
memset(&state->demod_stats, 0, sizeof(state->demod_stats));
return 0;
}
out:
mutex_unlock(&state->bus_adap->lock);
ret = state->ops->get_stats(state->priv, &state->demod_stats);
if (ret < 0)
memset(&state->demod_stats, 0, sizeof(state->demod_stats));
return ret;
}
......@@ -436,24 +401,9 @@ static int as102_fe_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks)
static int as102_fe_ts_bus_ctrl(struct dvb_frontend *fe, int acquire)
{
struct as102_state *state = fe->demodulator_priv;
int ret;
if (mutex_lock_interruptible(&state->bus_adap->lock))
return -EBUSY;
if (acquire) {
if (elna_enable)
as10x_cmd_set_context(state->bus_adap,
CONTEXT_LNA, state->elna_cfg);
ret = as10x_cmd_turn_on(state->bus_adap);
} else {
ret = as10x_cmd_turn_off(state->bus_adap);
}
mutex_unlock(&state->bus_adap->lock);
return ret;
return state->ops->stream_ctrl(state->priv, acquire,
state->elna_cfg);
}
static struct dvb_frontend_ops as102_fe_ops = {
......@@ -488,7 +438,8 @@ static struct dvb_frontend_ops as102_fe_ops = {
};
struct dvb_frontend *as102_attach(const char *name,
struct as10x_bus_adapter_t *bus_adap,
const struct as102_fe_ops *ops,
void *priv,
uint8_t elna_cfg)
{
struct as102_state *state;
......@@ -496,13 +447,13 @@ struct dvb_frontend *as102_attach(const char *name,
state = kzalloc(sizeof(struct as102_state), GFP_KERNEL);
if (state == NULL) {
dev_err(&bus_adap->usb_dev->dev,
"%s: unable to allocate memory for state\n", __func__);
pr_err("%s: unable to allocate memory for state\n", __func__);
return NULL;
}
fe = &state->frontend;
fe->demodulator_priv = state;
state->bus_adap = bus_adap;
state->ops = ops;
state->priv = priv;
state->elna_cfg = elna_cfg;
/* init frontend callback ops */
......
/*
* Abilis Systems Single DVB-T Receiver
* Copyright (C) 2014 Mauro Carvalho Chehab <m.chehab@samsung.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include "as10x_types.h"
struct as102_fe_ops {
int (*set_tune)(void *priv, struct as10x_tune_args *tune_args);
int (*get_tps)(void *priv, struct as10x_tps *tps);
int (*get_status)(void *priv, struct as10x_tune_status *tstate);
int (*get_stats)(void *priv, struct as10x_demod_stats *demod_stats);
int (*stream_ctrl)(void *priv, int acquire, uint32_t elna_cfg);
};
struct dvb_frontend *as102_attach(const char *name,
const struct as102_fe_ops *ops,
void *priv,
uint8_t elna_cfg);
......@@ -15,9 +15,7 @@
#ifndef _AS10X_CMD_H_
#define _AS10X_CMD_H_
#ifdef __KERNEL__
#include <linux/kernel.h>
#endif
#include "as10x_types.h"
......
......@@ -12,7 +12,8 @@
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifdef __KERNEL__
#ifndef _AS10X_HANDLE_H
#define _AS10X_HANDLE_H
struct as10x_bus_adapter_t;
struct as102_dev_t;
......
......@@ -15,8 +15,6 @@
#ifndef _AS10X_TYPES_H_
#define _AS10X_TYPES_H_
#include "as10x_handle.h"
/*********************************/
/* MACRO DEFINITIONS */
/*********************************/
......
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