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b2e9a4eda1
Clang warns:
drivers/media/firewire/firedtv-avc.c:999:45: warning: implicit
conversion from 'int' to 'char' changes value from 159 to -97
[-Wconstant-conversion]
app_info[0] = (EN50221_TAG_APP_INFO >> 16) & 0xff;
~ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
drivers/media/firewire/firedtv-avc.c:1000:45: warning: implicit
conversion from 'int' to 'char' changes value from 128 to -128
[-Wconstant-conversion]
app_info[1] = (EN50221_TAG_APP_INFO >> 8) & 0xff;
~ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
drivers/media/firewire/firedtv-avc.c:1040:44: warning: implicit
conversion from 'int' to 'char' changes value from 159 to -97
[-Wconstant-conversion]
app_info[0] = (EN50221_TAG_CA_INFO >> 16) & 0xff;
~ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
drivers/media/firewire/firedtv-avc.c:1041:44: warning: implicit
conversion from 'int' to 'char' changes value from 128 to -128
[-Wconstant-conversion]
app_info[1] = (EN50221_TAG_CA_INFO >> 8) & 0xff;
~ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
4 warnings generated.
Change app_info's type to unsigned char to match the type of the
member msg in struct ca_msg, which is the only thing passed into the
app_info parameter in this function.
Link: https://github.com/ClangBuiltLinux/linux/issues/105
Signed-off-by: Nathan Chancellor <natechancellor@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
172 lines
5.1 KiB
C
172 lines
5.1 KiB
C
/*
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* FireDTV driver (formerly known as FireSAT)
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*
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* Copyright (C) 2004 Andreas Monitzer <andy@monitzer.com>
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* Copyright (C) 2008 Henrik Kurelid <henrik@kurelid.se>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*/
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#ifndef _FIREDTV_H
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#define _FIREDTV_H
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#include <linux/time.h>
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#include <linux/dvb/dmx.h>
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#include <linux/dvb/frontend.h>
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#include <linux/list.h>
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#include <linux/mod_devicetable.h>
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#include <linux/mutex.h>
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#include <linux/spinlock_types.h>
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#include <linux/types.h>
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#include <linux/wait.h>
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#include <linux/workqueue.h>
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#include <media/demux.h>
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#include <media/dmxdev.h>
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#include <media/dvb_demux.h>
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#include <media/dvb_frontend.h>
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#include <media/dvb_net.h>
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#include <media/dvbdev.h>
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struct firedtv_tuner_status {
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unsigned active_system:8;
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unsigned searching:1;
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unsigned moving:1;
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unsigned no_rf:1;
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unsigned input:1;
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unsigned selected_antenna:7;
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unsigned ber:32;
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unsigned signal_strength:8;
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unsigned raster_frequency:2;
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unsigned rf_frequency:22;
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unsigned man_dep_info_length:8;
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unsigned front_end_error:1;
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unsigned antenna_error:1;
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unsigned front_end_power_status:1;
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unsigned power_supply:1;
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unsigned carrier_noise_ratio:16;
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unsigned power_supply_voltage:8;
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unsigned antenna_voltage:8;
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unsigned firewire_bus_voltage:8;
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unsigned ca_mmi:1;
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unsigned ca_pmt_reply:1;
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unsigned ca_date_time_request:1;
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unsigned ca_application_info:1;
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unsigned ca_module_present_status:1;
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unsigned ca_dvb_flag:1;
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unsigned ca_error_flag:1;
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unsigned ca_initialization_status:1;
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};
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enum model_type {
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FIREDTV_UNKNOWN = 0,
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FIREDTV_DVB_S = 1,
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FIREDTV_DVB_C = 2,
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FIREDTV_DVB_T = 3,
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FIREDTV_DVB_S2 = 4,
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};
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struct device;
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struct input_dev;
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struct fdtv_ir_context;
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struct firedtv {
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struct device *device;
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struct list_head list;
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struct dvb_adapter adapter;
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struct dmxdev dmxdev;
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struct dvb_demux demux;
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struct dmx_frontend frontend;
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struct dvb_net dvbnet;
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struct dvb_frontend fe;
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struct dvb_device *cadev;
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int ca_last_command;
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int ca_time_interval;
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struct mutex avc_mutex;
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wait_queue_head_t avc_wait;
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bool avc_reply_received;
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struct work_struct remote_ctrl_work;
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struct input_dev *remote_ctrl_dev;
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enum model_type type;
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char subunit;
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s8 isochannel;
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struct fdtv_ir_context *ir_context;
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enum fe_sec_voltage voltage;
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enum fe_sec_tone_mode tone;
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struct mutex demux_mutex;
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unsigned long channel_active;
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u16 channel_pid[16];
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int avc_data_length;
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u8 avc_data[512];
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};
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/* firedtv-avc.c */
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int avc_recv(struct firedtv *fdtv, void *data, size_t length);
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int avc_tuner_status(struct firedtv *fdtv, struct firedtv_tuner_status *stat);
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struct dtv_frontend_properties;
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int avc_tuner_dsd(struct firedtv *fdtv, struct dtv_frontend_properties *params);
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int avc_tuner_set_pids(struct firedtv *fdtv, unsigned char pidc, u16 pid[]);
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int avc_tuner_get_ts(struct firedtv *fdtv);
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int avc_identify_subunit(struct firedtv *fdtv);
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struct dvb_diseqc_master_cmd;
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int avc_lnb_control(struct firedtv *fdtv, char voltage, char burst,
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char conttone, char nrdiseq,
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struct dvb_diseqc_master_cmd *diseqcmd);
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void avc_remote_ctrl_work(struct work_struct *work);
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int avc_register_remote_control(struct firedtv *fdtv);
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int avc_ca_app_info(struct firedtv *fdtv, unsigned char *app_info,
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unsigned int *len);
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int avc_ca_info(struct firedtv *fdtv, unsigned char *app_info,
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unsigned int *len);
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int avc_ca_reset(struct firedtv *fdtv);
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int avc_ca_pmt(struct firedtv *fdtv, char *app_info, int length);
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int avc_ca_get_time_date(struct firedtv *fdtv, int *interval);
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int avc_ca_enter_menu(struct firedtv *fdtv);
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int avc_ca_get_mmi(struct firedtv *fdtv, char *mmi_object, unsigned int *len);
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int cmp_establish_pp_connection(struct firedtv *fdtv, int plug, int channel);
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void cmp_break_pp_connection(struct firedtv *fdtv, int plug, int channel);
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/* firedtv-ci.c */
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int fdtv_ca_register(struct firedtv *fdtv);
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void fdtv_ca_release(struct firedtv *fdtv);
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/* firedtv-dvb.c */
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int fdtv_start_feed(struct dvb_demux_feed *dvbdmxfeed);
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int fdtv_stop_feed(struct dvb_demux_feed *dvbdmxfeed);
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int fdtv_dvb_register(struct firedtv *fdtv, const char *name);
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void fdtv_dvb_unregister(struct firedtv *fdtv);
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/* firedtv-fe.c */
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void fdtv_frontend_init(struct firedtv *fdtv, const char *name);
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/* firedtv-fw.c */
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int fdtv_lock(struct firedtv *fdtv, u64 addr, void *data);
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int fdtv_read(struct firedtv *fdtv, u64 addr, void *data);
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int fdtv_write(struct firedtv *fdtv, u64 addr, void *data, size_t len);
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int fdtv_start_iso(struct firedtv *fdtv);
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void fdtv_stop_iso(struct firedtv *fdtv);
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/* firedtv-rc.c */
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#ifdef CONFIG_DVB_FIREDTV_INPUT
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int fdtv_register_rc(struct firedtv *fdtv, struct device *dev);
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void fdtv_unregister_rc(struct firedtv *fdtv);
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void fdtv_handle_rc(struct firedtv *fdtv, unsigned int code);
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#else
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static inline int fdtv_register_rc(struct firedtv *fdtv,
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struct device *dev) { return 0; }
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static inline void fdtv_unregister_rc(struct firedtv *fdtv) {}
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static inline void fdtv_handle_rc(struct firedtv *fdtv, unsigned int code) {}
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#endif
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#endif /* _FIREDTV_H */
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