Loading...
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 | /*
* budget-ci.c: driver for the SAA7146 based Budget DVB cards
*
* Compiled from various sources by Michael Hunold <michael@mihu.de>
*
* msp430 IR support contributed by Jack Thomasson <jkt@Helius.COM>
* partially based on the Siemens DVB driver by Ralph+Marcus Metzler
*
* 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
* of the License, 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.
*
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
* Or, point your browser to http://www.gnu.org/copyleft/gpl.html
*
*
* the project's page is at http://www.linuxtv.org/dvb/
*/
#include "budget.h"
#include <linux/module.h>
#include <linux/errno.h>
#include <linux/slab.h>
#include <linux/interrupt.h>
#include <linux/input.h>
struct budget_ci {
struct budget budget;
struct input_dev input_dev;
struct tasklet_struct msp430_irq_tasklet;
};
static u32 budget_debiread4 (struct saa7146_dev *saa, u32 config, int addr, int count)
{
u32 result = 0;
if (count > 4 || count <= 0)
return 0;
if (saa7146_wait_for_debi_done(saa) < 0)
return 0;
saa7146_write (saa, DEBI_COMMAND,
(count << 17) | 0x10000 | (addr & 0xffff));
saa7146_write(saa, DEBI_CONFIG, config);
saa7146_write(saa, MC2, (2 << 16) | 2);
saa7146_wait_for_debi_done(saa);
result = saa7146_read(saa, DEBI_AD);
result &= (0xffffffffUL >> ((4 - count) * 8));
return result;
}
/* from reading the following remotes:
Zenith Universal 7 / TV Mode 807 / VCR Mode 837
Hauppauge (from NOVA-CI-s box product)
i've taken a "middle of the road" approach and note the differences
*/
static u16 key_map[64] = {
/* 0x0X */
KEY_0, KEY_1, KEY_2, KEY_3, KEY_4, KEY_5, KEY_6, KEY_7, KEY_8,
KEY_9,
KEY_ENTER,
KEY_RED,
KEY_POWER, /* RADIO on Hauppauge */
KEY_MUTE,
0,
KEY_A, /* TV on Hauppauge */
/* 0x1X */
KEY_VOLUMEUP, KEY_VOLUMEDOWN,
0, 0,
KEY_B,
0, 0, 0, 0, 0, 0, 0,
KEY_UP, KEY_DOWN,
KEY_OPTION, /* RESERVED on Hauppauge */
KEY_BREAK,
/* 0x2X */
KEY_CHANNELUP, KEY_CHANNELDOWN,
KEY_PREVIOUS, /* Prev. Ch on Zenith, SOURCE on Hauppauge */
0, KEY_RESTART, KEY_OK,
KEY_CYCLEWINDOWS, /* MINIMIZE on Hauppauge */
0,
KEY_ENTER, /* VCR mode on Zenith */
KEY_PAUSE,
0,
KEY_RIGHT, KEY_LEFT,
0,
KEY_MENU, /* FULL SCREEN on Hauppauge */
0,
/* 0x3X */
KEY_SLOW,
KEY_PREVIOUS, /* VCR mode on Zenith */
KEY_REWIND,
0,
KEY_FASTFORWARD,
KEY_PLAY, KEY_STOP,
KEY_RECORD,
KEY_TUNER, /* TV/VCR on Zenith */
0,
KEY_C,
0,
KEY_EXIT,
KEY_POWER2,
KEY_TUNER, /* VCR mode on Zenith */
0,
};
static void msp430_ir_debounce (unsigned long data)
{
struct input_dev *dev = (struct input_dev *) data;
if (dev->rep[0] == 0 || dev->rep[0] == ~0) {
input_event(dev, EV_KEY, key_map[dev->repeat_key], !!0);
return;
}
dev->rep[0] = 0;
dev->timer.expires = jiffies + HZ * 350 / 1000;
add_timer(&dev->timer);
input_event(dev, EV_KEY, key_map[dev->repeat_key], 2); /* REPEAT */
}
static void msp430_ir_interrupt (unsigned long data)
{
struct budget_ci *budget_ci = (struct budget_ci*) data;
struct saa7146_dev *saa = budget_ci->budget.dev;
struct input_dev *dev = &budget_ci->input_dev;
unsigned int code = budget_debiread4(saa, DEBINOSWAP, 0x1234, 2) >> 8;
if (code & 0x40) {
code &= 0x3f;
if (timer_pending(&dev->timer)) {
if (code == dev->repeat_key) {
++dev->rep[0];
return;
}
del_timer(&dev->timer);
input_event(dev, EV_KEY, key_map[dev->repeat_key], !!0);
}
if (!key_map[code]) {
printk ("DVB (%s): no key for %02x!\n",
__FUNCTION__, code);
return;
}
/* initialize debounce and repeat */
dev->repeat_key = code;
/* Zenith remote _always_ sends 2 sequences */
dev->rep[0] = ~0;
/* 350 milliseconds */
dev->timer.expires = jiffies + HZ * 350 / 1000;
/* MAKE */
input_event(dev, EV_KEY, key_map[code], !0);
add_timer(&dev->timer);
}
}
static int msp430_ir_init (struct budget_ci *budget_ci)
{
struct saa7146_dev *saa = budget_ci->budget.dev;
int i;
memset(&budget_ci->input_dev, 0, sizeof(struct input_dev));
budget_ci->input_dev.name = saa->name;
set_bit(EV_KEY, budget_ci->input_dev.evbit);
for (i=0; i<sizeof(key_map)/sizeof(*key_map); i++)
if (key_map[i])
set_bit(key_map[i], budget_ci->input_dev.keybit);
input_register_device(&budget_ci->input_dev);
budget_ci->input_dev.timer.function = msp430_ir_debounce;
saa7146_write(saa, IER, saa7146_read(saa, IER) | MASK_06);
saa7146_setgpio(saa, 3, SAA7146_GPIO_IRQHI);
return 0;
}
static void msp430_ir_deinit (struct budget_ci *budget_ci)
{
struct saa7146_dev *saa = budget_ci->budget.dev;
struct input_dev *dev = &budget_ci->input_dev;
saa7146_write(saa, IER, saa7146_read(saa, IER) & ~MASK_06);
saa7146_setgpio(saa, 3, SAA7146_GPIO_INPUT);
saa7146_setgpio(saa, 2, SAA7146_GPIO_INPUT);
if (del_timer(&dev->timer))
input_event(dev, EV_KEY, key_map[dev->repeat_key], !!0);
input_unregister_device(dev);
}
static void budget_ci_irq (struct saa7146_dev *dev, u32 *isr)
{
struct budget_ci *budget_ci = (struct budget_ci*) dev->ext_priv;
DEB_EE(("dev: %p, budget_ci: %p\n", dev, budget_ci));
if (*isr & MASK_06)
tasklet_schedule (&budget_ci->msp430_irq_tasklet);
if (*isr & MASK_10)
ttpci_budget_irq10_handler (dev, isr);
}
static int budget_ci_attach (struct saa7146_dev* dev,
struct saa7146_pci_extension_data *info)
{
struct budget_ci *budget_ci;
int err;
if (!(budget_ci = kmalloc (sizeof(struct budget_ci), GFP_KERNEL)))
return -ENOMEM;
DEB_EE(("budget_ci: %p\n", budget_ci));
if ((err = ttpci_budget_init (&budget_ci->budget, dev, info))) {
kfree (budget_ci);
return err;
}
dev->ext_priv = budget_ci;
tasklet_init (&budget_ci->msp430_irq_tasklet, msp430_ir_interrupt,
(unsigned long) budget_ci);
msp430_ir_init (budget_ci);
return 0;
}
static int budget_ci_detach (struct saa7146_dev* dev)
{
struct budget_ci *budget_ci = (struct budget_ci*) dev->ext_priv;
int err;
err = ttpci_budget_deinit (&budget_ci->budget);
tasklet_kill (&budget_ci->msp430_irq_tasklet);
msp430_ir_deinit (budget_ci);
kfree (budget_ci);
return err;
}
static struct saa7146_extension budget_extension;
MAKE_BUDGET_INFO(ttbci, "TT-Budget/WinTV-NOVA-CI PCI", BUDGET_TT_HW_DISEQC);
MAKE_BUDGET_INFO(ttbt2, "TT-Budget/WinTV-NOVA-T PCI", BUDGET_TT);
static struct pci_device_id pci_tbl[] = {
MAKE_EXTENSION_PCI(ttbci, 0x13c2, 0x100c),
MAKE_EXTENSION_PCI(ttbci, 0x13c2, 0x100f),
MAKE_EXTENSION_PCI(ttbt2, 0x13c2, 0x1011),
{
.vendor = 0,
}
};
MODULE_DEVICE_TABLE(pci, pci_tbl);
static struct saa7146_extension budget_extension = {
.name = "budget_ci dvb\0",
.flags = 0,
.module = THIS_MODULE,
.pci_tbl = &pci_tbl[0],
.attach = budget_ci_attach,
.detach = budget_ci_detach,
.irq_mask = MASK_06 | MASK_10,
.irq_func = budget_ci_irq,
};
static int __init budget_ci_init(void)
{
return saa7146_register_extension(&budget_extension);
}
static void __exit budget_ci_exit(void)
{
DEB_EE((".\n"));
saa7146_unregister_extension(&budget_extension);
}
module_init(budget_ci_init);
module_exit(budget_ci_exit);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Michael Hunold, Jack Thomasson, others");
MODULE_DESCRIPTION("driver for the SAA7146 based so-called "
"budget PCI DVB cards w/ CI-module produced by "
"Siemens, Technotrend, Hauppauge");
|