Merge tag 'v4.9-rc5' into patchwork

Linux 4.9-rc5

* tag 'v4.9-rc5': (1102 commits)
  Linux 4.9-rc5
  gp8psk: Fix DVB frontend attach
  gp8psk: fix gp8psk_usb_in_op() logic
  dvb-usb: move data_mutex to struct dvb_usb_device
  iio: maxim_thermocouple: detect invalid storage size in read()
  aoe: fix crash in page count manipulation
  lightnvm: invalid offset calculation for lba_shift
  Kbuild: enable -Wmaybe-uninitialized warnings by default
  pcmcia: fix return value of soc_pcmcia_regulator_set
  infiniband: shut up a maybe-uninitialized warning
  crypto: aesni: shut up -Wmaybe-uninitialized warning
  rc: print correct variable for z8f0811
  dib0700: fix nec repeat handling
  s390: pci: don't print uninitialized data for debugging
  nios2: fix timer initcall return value
  x86: apm: avoid uninitialized data
  NFSv4.1: work around -Wmaybe-uninitialized warning
  Kbuild: enable -Wmaybe-uninitialized warning for "make W=1"
  lib/stackdepot: export save/fetch stack for drivers
  mm: kmemleak: scan .data.ro_after_init
  ...
这个提交包含在:
Mauro Carvalho Chehab
2016-11-16 16:42:27 -02:00
当前提交 36f94a5cf0
修改 1181 个文件,包含 12279 行新增7528 行删除

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@@ -513,6 +513,11 @@ config DVB_AS102_FE
depends on DVB_CORE
default DVB_AS102
config DVB_GP8PSK_FE
tristate
depends on DVB_CORE
default DVB_USB_GP8PSK
comment "DVB-C (cable) frontends"
depends on DVB_CORE

查看文件

@@ -121,6 +121,7 @@ obj-$(CONFIG_DVB_RTL2832_SDR) += rtl2832_sdr.o
obj-$(CONFIG_DVB_M88RS2000) += m88rs2000.o
obj-$(CONFIG_DVB_AF9033) += af9033.o
obj-$(CONFIG_DVB_AS102_FE) += as102_fe.o
obj-$(CONFIG_DVB_GP8PSK_FE) += gp8psk-fe.o
obj-$(CONFIG_DVB_TC90522) += tc90522.o
obj-$(CONFIG_DVB_HORUS3A) += horus3a.o
obj-$(CONFIG_DVB_ASCOT2E) += ascot2e.o

查看文件

@@ -0,0 +1,397 @@
/* DVB USB compliant Linux driver for the
* - GENPIX 8pks/qpsk/DCII USB2.0 DVB-S module
*
* Copyright (C) 2006,2007 Alan Nisota (alannisota@gmail.com)
* Copyright (C) 2006,2007 Genpix Electronics (genpix@genpix-electronics.com)
*
* Thanks to GENPIX for the sample code used to implement this module.
*
* This module is based off the vp7045 and vp702x modules
*
* 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, version 2.
*
* see Documentation/dvb/README.dvb-usb for more information
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include "gp8psk-fe.h"
#include "dvb_frontend.h"
static int debug;
module_param(debug, int, 0644);
MODULE_PARM_DESC(debug, "Turn on/off debugging (default:off).");
#define dprintk(fmt, arg...) do { \
if (debug) \
printk(KERN_DEBUG pr_fmt("%s: " fmt), \
__func__, ##arg); \
} while (0)
struct gp8psk_fe_state {
struct dvb_frontend fe;
void *priv;
const struct gp8psk_fe_ops *ops;
bool is_rev1;
u8 lock;
u16 snr;
unsigned long next_status_check;
unsigned long status_check_interval;
};
static int gp8psk_tuned_to_DCII(struct dvb_frontend *fe)
{
struct gp8psk_fe_state *st = fe->demodulator_priv;
u8 status;
st->ops->in(st->priv, GET_8PSK_CONFIG, 0, 0, &status, 1);
return status & bmDCtuned;
}
static int gp8psk_set_tuner_mode(struct dvb_frontend *fe, int mode)
{
struct gp8psk_fe_state *st = fe->demodulator_priv;
return st->ops->out(st->priv, SET_8PSK_CONFIG, mode, 0, NULL, 0);
}
static int gp8psk_fe_update_status(struct gp8psk_fe_state *st)
{
u8 buf[6];
if (time_after(jiffies,st->next_status_check)) {
st->ops->in(st->priv, GET_SIGNAL_LOCK, 0, 0, &st->lock, 1);
st->ops->in(st->priv, GET_SIGNAL_STRENGTH, 0, 0, buf, 6);
st->snr = (buf[1]) << 8 | buf[0];
st->next_status_check = jiffies + (st->status_check_interval*HZ)/1000;
}
return 0;
}
static int gp8psk_fe_read_status(struct dvb_frontend *fe,
enum fe_status *status)
{
struct gp8psk_fe_state *st = fe->demodulator_priv;
gp8psk_fe_update_status(st);
if (st->lock)
*status = FE_HAS_LOCK | FE_HAS_SYNC | FE_HAS_VITERBI | FE_HAS_SIGNAL | FE_HAS_CARRIER;
else
*status = 0;
if (*status & FE_HAS_LOCK)
st->status_check_interval = 1000;
else
st->status_check_interval = 100;
return 0;
}
/* not supported by this Frontend */
static int gp8psk_fe_read_ber(struct dvb_frontend* fe, u32 *ber)
{
(void) fe;
*ber = 0;
return 0;
}
/* not supported by this Frontend */
static int gp8psk_fe_read_unc_blocks(struct dvb_frontend* fe, u32 *unc)
{
(void) fe;
*unc = 0;
return 0;
}
static int gp8psk_fe_read_snr(struct dvb_frontend* fe, u16 *snr)
{
struct gp8psk_fe_state *st = fe->demodulator_priv;
gp8psk_fe_update_status(st);
/* snr is reported in dBu*256 */
*snr = st->snr;
return 0;
}
static int gp8psk_fe_read_signal_strength(struct dvb_frontend* fe, u16 *strength)
{
struct gp8psk_fe_state *st = fe->demodulator_priv;
gp8psk_fe_update_status(st);
/* snr is reported in dBu*256 */
/* snr / 38.4 ~= 100% strength */
/* snr * 17 returns 100% strength as 65535 */
if (st->snr > 0xf00)
*strength = 0xffff;
else
*strength = (st->snr << 4) + st->snr; /* snr*17 */
return 0;
}
static int gp8psk_fe_get_tune_settings(struct dvb_frontend* fe, struct dvb_frontend_tune_settings *tune)
{
tune->min_delay_ms = 800;
return 0;
}
static int gp8psk_fe_set_frontend(struct dvb_frontend *fe)
{
struct gp8psk_fe_state *st = fe->demodulator_priv;
struct dtv_frontend_properties *c = &fe->dtv_property_cache;
u8 cmd[10];
u32 freq = c->frequency * 1000;
dprintk("%s()\n", __func__);
cmd[4] = freq & 0xff;
cmd[5] = (freq >> 8) & 0xff;
cmd[6] = (freq >> 16) & 0xff;
cmd[7] = (freq >> 24) & 0xff;
/* backwards compatibility: DVB-S + 8-PSK were used for Turbo-FEC */
if (c->delivery_system == SYS_DVBS && c->modulation == PSK_8)
c->delivery_system = SYS_TURBO;
switch (c->delivery_system) {
case SYS_DVBS:
if (c->modulation != QPSK) {
dprintk("%s: unsupported modulation selected (%d)\n",
__func__, c->modulation);
return -EOPNOTSUPP;
}
c->fec_inner = FEC_AUTO;
break;
case SYS_DVBS2: /* kept for backwards compatibility */
dprintk("%s: DVB-S2 delivery system selected\n", __func__);
break;
case SYS_TURBO:
dprintk("%s: Turbo-FEC delivery system selected\n", __func__);
break;
default:
dprintk("%s: unsupported delivery system selected (%d)\n",
__func__, c->delivery_system);
return -EOPNOTSUPP;
}
cmd[0] = c->symbol_rate & 0xff;
cmd[1] = (c->symbol_rate >> 8) & 0xff;
cmd[2] = (c->symbol_rate >> 16) & 0xff;
cmd[3] = (c->symbol_rate >> 24) & 0xff;
switch (c->modulation) {
case QPSK:
if (st->is_rev1)
if (gp8psk_tuned_to_DCII(fe))
st->ops->reload(st->priv);
switch (c->fec_inner) {
case FEC_1_2:
cmd[9] = 0; break;
case FEC_2_3:
cmd[9] = 1; break;
case FEC_3_4:
cmd[9] = 2; break;
case FEC_5_6:
cmd[9] = 3; break;
case FEC_7_8:
cmd[9] = 4; break;
case FEC_AUTO:
cmd[9] = 5; break;
default:
cmd[9] = 5; break;
}
if (c->delivery_system == SYS_TURBO)
cmd[8] = ADV_MOD_TURBO_QPSK;
else
cmd[8] = ADV_MOD_DVB_QPSK;
break;
case PSK_8: /* PSK_8 is for compatibility with DN */
cmd[8] = ADV_MOD_TURBO_8PSK;
switch (c->fec_inner) {
case FEC_2_3:
cmd[9] = 0; break;
case FEC_3_4:
cmd[9] = 1; break;
case FEC_3_5:
cmd[9] = 2; break;
case FEC_5_6:
cmd[9] = 3; break;
case FEC_8_9:
cmd[9] = 4; break;
default:
cmd[9] = 0; break;
}
break;
case QAM_16: /* QAM_16 is for compatibility with DN */
cmd[8] = ADV_MOD_TURBO_16QAM;
cmd[9] = 0;
break;
default: /* Unknown modulation */
dprintk("%s: unsupported modulation selected (%d)\n",
__func__, c->modulation);
return -EOPNOTSUPP;
}
if (st->is_rev1)
gp8psk_set_tuner_mode(fe, 0);
st->ops->out(st->priv, TUNE_8PSK, 0, 0, cmd, 10);
st->lock = 0;
st->next_status_check = jiffies;
st->status_check_interval = 200;
return 0;
}
static int gp8psk_fe_send_diseqc_msg (struct dvb_frontend* fe,
struct dvb_diseqc_master_cmd *m)
{
struct gp8psk_fe_state *st = fe->demodulator_priv;
dprintk("%s\n", __func__);
if (st->ops->out(st->priv, SEND_DISEQC_COMMAND, m->msg[0], 0,
m->msg, m->msg_len)) {
return -EINVAL;
}
return 0;
}
static int gp8psk_fe_send_diseqc_burst(struct dvb_frontend *fe,
enum fe_sec_mini_cmd burst)
{
struct gp8psk_fe_state *st = fe->demodulator_priv;
u8 cmd;
dprintk("%s\n", __func__);
/* These commands are certainly wrong */
cmd = (burst == SEC_MINI_A) ? 0x00 : 0x01;
if (st->ops->out(st->priv, SEND_DISEQC_COMMAND, cmd, 0,
&cmd, 0)) {
return -EINVAL;
}
return 0;
}
static int gp8psk_fe_set_tone(struct dvb_frontend *fe,
enum fe_sec_tone_mode tone)
{
struct gp8psk_fe_state *st = fe->demodulator_priv;
if (st->ops->out(st->priv, SET_22KHZ_TONE,
(tone == SEC_TONE_ON), 0, NULL, 0)) {
return -EINVAL;
}
return 0;
}
static int gp8psk_fe_set_voltage(struct dvb_frontend *fe,
enum fe_sec_voltage voltage)
{
struct gp8psk_fe_state *st = fe->demodulator_priv;
if (st->ops->out(st->priv, SET_LNB_VOLTAGE,
voltage == SEC_VOLTAGE_18, 0, NULL, 0)) {
return -EINVAL;
}
return 0;
}
static int gp8psk_fe_enable_high_lnb_voltage(struct dvb_frontend* fe, long onoff)
{
struct gp8psk_fe_state *st = fe->demodulator_priv;
return st->ops->out(st->priv, USE_EXTRA_VOLT, onoff, 0, NULL, 0);
}
static int gp8psk_fe_send_legacy_dish_cmd (struct dvb_frontend* fe, unsigned long sw_cmd)
{
struct gp8psk_fe_state *st = fe->demodulator_priv;
u8 cmd = sw_cmd & 0x7f;
if (st->ops->out(st->priv, SET_DN_SWITCH, cmd, 0, NULL, 0))
return -EINVAL;
if (st->ops->out(st->priv, SET_LNB_VOLTAGE, !!(sw_cmd & 0x80),
0, NULL, 0))
return -EINVAL;
return 0;
}
static void gp8psk_fe_release(struct dvb_frontend* fe)
{
struct gp8psk_fe_state *st = fe->demodulator_priv;
kfree(st);
}
static struct dvb_frontend_ops gp8psk_fe_ops;
struct dvb_frontend *gp8psk_fe_attach(const struct gp8psk_fe_ops *ops,
void *priv, bool is_rev1)
{
struct gp8psk_fe_state *st;
if (!ops || !ops->in || !ops->out || !ops->reload) {
pr_err("Error! gp8psk-fe ops not defined.\n");
return NULL;
}
st = kzalloc(sizeof(struct gp8psk_fe_state), GFP_KERNEL);
if (!st)
return NULL;
memcpy(&st->fe.ops, &gp8psk_fe_ops, sizeof(struct dvb_frontend_ops));
st->fe.demodulator_priv = st;
st->ops = ops;
st->priv = priv;
st->is_rev1 = is_rev1;
pr_info("Frontend %sattached\n", is_rev1 ? "revision 1 " : "");
return &st->fe;
}
EXPORT_SYMBOL_GPL(gp8psk_fe_attach);
static struct dvb_frontend_ops gp8psk_fe_ops = {
.delsys = { SYS_DVBS },
.info = {
.name = "Genpix DVB-S",
.frequency_min = 800000,
.frequency_max = 2250000,
.frequency_stepsize = 100,
.symbol_rate_min = 1000000,
.symbol_rate_max = 45000000,
.symbol_rate_tolerance = 500, /* ppm */
.caps = FE_CAN_INVERSION_AUTO |
FE_CAN_FEC_1_2 | FE_CAN_FEC_2_3 | FE_CAN_FEC_3_4 |
FE_CAN_FEC_5_6 | FE_CAN_FEC_7_8 | FE_CAN_FEC_AUTO |
/*
* FE_CAN_QAM_16 is for compatibility
* (Myth incorrectly detects Turbo-QPSK as plain QAM-16)
*/
FE_CAN_QPSK | FE_CAN_QAM_16 | FE_CAN_TURBO_FEC
},
.release = gp8psk_fe_release,
.init = NULL,
.sleep = NULL,
.set_frontend = gp8psk_fe_set_frontend,
.get_tune_settings = gp8psk_fe_get_tune_settings,
.read_status = gp8psk_fe_read_status,
.read_ber = gp8psk_fe_read_ber,
.read_signal_strength = gp8psk_fe_read_signal_strength,
.read_snr = gp8psk_fe_read_snr,
.read_ucblocks = gp8psk_fe_read_unc_blocks,
.diseqc_send_master_cmd = gp8psk_fe_send_diseqc_msg,
.diseqc_send_burst = gp8psk_fe_send_diseqc_burst,
.set_tone = gp8psk_fe_set_tone,
.set_voltage = gp8psk_fe_set_voltage,
.dishnetwork_send_legacy_command = gp8psk_fe_send_legacy_dish_cmd,
.enable_high_lnb_voltage = gp8psk_fe_enable_high_lnb_voltage
};

查看文件

@@ -0,0 +1,82 @@
/*
* gp8psk_fe driver
*
* 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.
*/
#ifndef GP8PSK_FE_H
#define GP8PSK_FE_H
#include <linux/types.h>
/* gp8psk commands */
#define GET_8PSK_CONFIG 0x80 /* in */
#define SET_8PSK_CONFIG 0x81
#define I2C_WRITE 0x83
#define I2C_READ 0x84
#define ARM_TRANSFER 0x85
#define TUNE_8PSK 0x86
#define GET_SIGNAL_STRENGTH 0x87 /* in */
#define LOAD_BCM4500 0x88
#define BOOT_8PSK 0x89 /* in */
#define START_INTERSIL 0x8A /* in */
#define SET_LNB_VOLTAGE 0x8B
#define SET_22KHZ_TONE 0x8C
#define SEND_DISEQC_COMMAND 0x8D
#define SET_DVB_MODE 0x8E
#define SET_DN_SWITCH 0x8F
#define GET_SIGNAL_LOCK 0x90 /* in */
#define GET_FW_VERS 0x92
#define GET_SERIAL_NUMBER 0x93 /* in */
#define USE_EXTRA_VOLT 0x94
#define GET_FPGA_VERS 0x95
#define CW3K_INIT 0x9d
/* PSK_configuration bits */
#define bm8pskStarted 0x01
#define bm8pskFW_Loaded 0x02
#define bmIntersilOn 0x04
#define bmDVBmode 0x08
#define bm22kHz 0x10
#define bmSEL18V 0x20
#define bmDCtuned 0x40
#define bmArmed 0x80
/* Satellite modulation modes */
#define ADV_MOD_DVB_QPSK 0 /* DVB-S QPSK */
#define ADV_MOD_TURBO_QPSK 1 /* Turbo QPSK */
#define ADV_MOD_TURBO_8PSK 2 /* Turbo 8PSK (also used for Trellis 8PSK) */
#define ADV_MOD_TURBO_16QAM 3 /* Turbo 16QAM (also used for Trellis 8PSK) */
#define ADV_MOD_DCII_C_QPSK 4 /* Digicipher II Combo */
#define ADV_MOD_DCII_I_QPSK 5 /* Digicipher II I-stream */
#define ADV_MOD_DCII_Q_QPSK 6 /* Digicipher II Q-stream */
#define ADV_MOD_DCII_C_OQPSK 7 /* Digicipher II offset QPSK */
#define ADV_MOD_DSS_QPSK 8 /* DSS (DIRECTV) QPSK */
#define ADV_MOD_DVB_BPSK 9 /* DVB-S BPSK */
/* firmware revision id's */
#define GP8PSK_FW_REV1 0x020604
#define GP8PSK_FW_REV2 0x020704
#define GP8PSK_FW_VERS(_fw_vers) \
((_fw_vers)[2]<<0x10 | (_fw_vers)[1]<<0x08 | (_fw_vers)[0])
struct gp8psk_fe_ops {
int (*in)(void *priv, u8 req, u16 value, u16 index, u8 *b, int blen);
int (*out)(void *priv, u8 req, u16 value, u16 index, u8 *b, int blen);
int (*reload)(void *priv);
};
struct dvb_frontend *gp8psk_fe_attach(const struct gp8psk_fe_ops *ops,
void *priv, bool is_rev1);
#endif