eb591af3a3
The remote control works, but we still need a better keymap. Signed-off-by: Hartmut Hackmann <hartmut.hackmann@t-online.de> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
365 lines
9.8 KiB
C
365 lines
9.8 KiB
C
/*
|
|
*
|
|
* handle saa7134 IR remotes via linux kernel input layer.
|
|
*
|
|
* 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
|
|
*
|
|
*/
|
|
|
|
#include <linux/module.h>
|
|
#include <linux/moduleparam.h>
|
|
#include <linux/init.h>
|
|
#include <linux/delay.h>
|
|
#include <linux/sched.h>
|
|
#include <linux/interrupt.h>
|
|
#include <linux/input.h>
|
|
|
|
#include "saa7134-reg.h"
|
|
#include "saa7134.h"
|
|
|
|
static unsigned int disable_ir = 0;
|
|
module_param(disable_ir, int, 0444);
|
|
MODULE_PARM_DESC(disable_ir,"disable infrared remote support");
|
|
|
|
static unsigned int ir_debug = 0;
|
|
module_param(ir_debug, int, 0644);
|
|
MODULE_PARM_DESC(ir_debug,"enable debug messages [IR]");
|
|
|
|
static int pinnacle_remote = 0;
|
|
module_param(pinnacle_remote, int, 0644); /* Choose Pinnacle PCTV remote */
|
|
MODULE_PARM_DESC(pinnacle_remote, "Specify Pinnacle PCTV remote: 0=coloured, 1=grey (defaults to 0)");
|
|
|
|
#define dprintk(fmt, arg...) if (ir_debug) \
|
|
printk(KERN_DEBUG "%s/ir: " fmt, dev->name , ## arg)
|
|
#define i2cdprintk(fmt, arg...) if (ir_debug) \
|
|
printk(KERN_DEBUG "%s/ir: " fmt, ir->c.name , ## arg)
|
|
|
|
/* -------------------- GPIO generic keycode builder -------------------- */
|
|
|
|
static int build_key(struct saa7134_dev *dev)
|
|
{
|
|
struct saa7134_ir *ir = dev->remote;
|
|
u32 gpio, data;
|
|
|
|
/* rising SAA7134_GPIO_GPRESCAN reads the status */
|
|
saa_clearb(SAA7134_GPIO_GPMODE3,SAA7134_GPIO_GPRESCAN);
|
|
saa_setb(SAA7134_GPIO_GPMODE3,SAA7134_GPIO_GPRESCAN);
|
|
|
|
gpio = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2);
|
|
if (ir->polling) {
|
|
if (ir->last_gpio == gpio)
|
|
return 0;
|
|
ir->last_gpio = gpio;
|
|
}
|
|
|
|
data = ir_extract_bits(gpio, ir->mask_keycode);
|
|
dprintk("build_key gpio=0x%x mask=0x%x data=%d\n",
|
|
gpio, ir->mask_keycode, data);
|
|
|
|
if (ir->polling) {
|
|
if ((ir->mask_keydown && (0 != (gpio & ir->mask_keydown))) ||
|
|
(ir->mask_keyup && (0 == (gpio & ir->mask_keyup)))) {
|
|
ir_input_keydown(ir->dev, &ir->ir, data, data);
|
|
} else {
|
|
ir_input_nokey(ir->dev, &ir->ir);
|
|
}
|
|
}
|
|
else { /* IRQ driven mode - handle key press and release in one go */
|
|
if ((ir->mask_keydown && (0 != (gpio & ir->mask_keydown))) ||
|
|
(ir->mask_keyup && (0 == (gpio & ir->mask_keyup)))) {
|
|
ir_input_keydown(ir->dev, &ir->ir, data, data);
|
|
ir_input_nokey(ir->dev, &ir->ir);
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* --------------------- Chip specific I2C key builders ----------------- */
|
|
|
|
static int get_key_purpletv(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw)
|
|
{
|
|
unsigned char b;
|
|
|
|
/* poll IR chip */
|
|
if (1 != i2c_master_recv(&ir->c,&b,1)) {
|
|
i2cdprintk("read error\n");
|
|
return -EIO;
|
|
}
|
|
|
|
/* no button press */
|
|
if (b==0)
|
|
return 0;
|
|
|
|
/* repeating */
|
|
if (b & 0x80)
|
|
return 1;
|
|
|
|
*ir_key = b;
|
|
*ir_raw = b;
|
|
return 1;
|
|
}
|
|
|
|
void saa7134_input_irq(struct saa7134_dev *dev)
|
|
{
|
|
struct saa7134_ir *ir = dev->remote;
|
|
|
|
if (!ir->polling)
|
|
build_key(dev);
|
|
}
|
|
|
|
static void saa7134_input_timer(unsigned long data)
|
|
{
|
|
struct saa7134_dev *dev = (struct saa7134_dev*)data;
|
|
struct saa7134_ir *ir = dev->remote;
|
|
unsigned long timeout;
|
|
|
|
build_key(dev);
|
|
timeout = jiffies + (ir->polling * HZ / 1000);
|
|
mod_timer(&ir->timer, timeout);
|
|
}
|
|
|
|
int saa7134_input_init1(struct saa7134_dev *dev)
|
|
{
|
|
struct saa7134_ir *ir;
|
|
struct input_dev *input_dev;
|
|
IR_KEYTAB_TYPE *ir_codes = NULL;
|
|
u32 mask_keycode = 0;
|
|
u32 mask_keydown = 0;
|
|
u32 mask_keyup = 0;
|
|
int polling = 0;
|
|
int ir_type = IR_TYPE_OTHER;
|
|
|
|
if (dev->has_remote != SAA7134_REMOTE_GPIO)
|
|
return -ENODEV;
|
|
if (disable_ir)
|
|
return -ENODEV;
|
|
|
|
/* detect & configure */
|
|
switch (dev->board) {
|
|
case SAA7134_BOARD_FLYVIDEO2000:
|
|
case SAA7134_BOARD_FLYVIDEO3000:
|
|
case SAA7134_BOARD_FLYTVPLATINUM_FM:
|
|
case SAA7134_BOARD_FLYTVPLATINUM_MINI2:
|
|
ir_codes = ir_codes_flyvideo;
|
|
mask_keycode = 0xEC00000;
|
|
mask_keydown = 0x0040000;
|
|
break;
|
|
case SAA7134_BOARD_CINERGY400:
|
|
case SAA7134_BOARD_CINERGY600:
|
|
case SAA7134_BOARD_CINERGY600_MK3:
|
|
ir_codes = ir_codes_cinergy;
|
|
mask_keycode = 0x00003f;
|
|
mask_keyup = 0x040000;
|
|
break;
|
|
case SAA7134_BOARD_ECS_TVP3XP:
|
|
case SAA7134_BOARD_ECS_TVP3XP_4CB5:
|
|
ir_codes = ir_codes_eztv;
|
|
mask_keycode = 0x00017c;
|
|
mask_keyup = 0x000002;
|
|
polling = 50; // ms
|
|
break;
|
|
case SAA7134_BOARD_KWORLD_XPERT:
|
|
case SAA7134_BOARD_AVACSSMARTTV:
|
|
ir_codes = ir_codes_pixelview;
|
|
mask_keycode = 0x00001F;
|
|
mask_keyup = 0x000020;
|
|
polling = 50; // ms
|
|
break;
|
|
case SAA7134_BOARD_MD2819:
|
|
case SAA7134_BOARD_KWORLD_VSTREAM_XPERT:
|
|
case SAA7134_BOARD_AVERMEDIA_305:
|
|
case SAA7134_BOARD_AVERMEDIA_307:
|
|
case SAA7134_BOARD_AVERMEDIA_STUDIO_305:
|
|
case SAA7134_BOARD_AVERMEDIA_STUDIO_307:
|
|
case SAA7134_BOARD_AVERMEDIA_STUDIO_507:
|
|
case SAA7134_BOARD_AVERMEDIA_GO_007_FM:
|
|
ir_codes = ir_codes_avermedia;
|
|
mask_keycode = 0x0007C8;
|
|
mask_keydown = 0x000010;
|
|
polling = 50; // ms
|
|
/* Set GPIO pin2 to high to enable the IR controller */
|
|
saa_setb(SAA7134_GPIO_GPMODE0, 0x4);
|
|
saa_setb(SAA7134_GPIO_GPSTATUS0, 0x4);
|
|
break;
|
|
case SAA7134_BOARD_AVERMEDIA_777:
|
|
case SAA7134_BOARD_AVERMEDIA_A16AR:
|
|
ir_codes = ir_codes_avermedia;
|
|
mask_keycode = 0x02F200;
|
|
mask_keydown = 0x000400;
|
|
polling = 50; // ms
|
|
/* Without this we won't receive key up events */
|
|
saa_setb(SAA7134_GPIO_GPMODE1, 0x1);
|
|
saa_setb(SAA7134_GPIO_GPSTATUS1, 0x1);
|
|
break;
|
|
case SAA7134_BOARD_KWORLD_TERMINATOR:
|
|
ir_codes = ir_codes_pixelview;
|
|
mask_keycode = 0x00001f;
|
|
mask_keyup = 0x000060;
|
|
polling = 50; // ms
|
|
break;
|
|
case SAA7134_BOARD_MANLI_MTV001:
|
|
case SAA7134_BOARD_MANLI_MTV002:
|
|
case SAA7134_BOARD_BEHOLD_409FM:
|
|
ir_codes = ir_codes_manli;
|
|
mask_keycode = 0x001f00;
|
|
mask_keyup = 0x004000;
|
|
polling = 50; // ms
|
|
break;
|
|
case SAA7134_BOARD_SEDNA_PC_TV_CARDBUS:
|
|
ir_codes = ir_codes_pctv_sedna;
|
|
mask_keycode = 0x001f00;
|
|
mask_keyup = 0x004000;
|
|
polling = 50; // ms
|
|
break;
|
|
case SAA7134_BOARD_GOTVIEW_7135:
|
|
ir_codes = ir_codes_gotview7135;
|
|
mask_keycode = 0x0003EC;
|
|
mask_keyup = 0x008000;
|
|
mask_keydown = 0x000010;
|
|
polling = 50; // ms
|
|
break;
|
|
case SAA7134_BOARD_VIDEOMATE_TV_PVR:
|
|
case SAA7134_BOARD_VIDEOMATE_GOLD_PLUS:
|
|
case SAA7134_BOARD_VIDEOMATE_TV_GOLD_PLUSII:
|
|
ir_codes = ir_codes_videomate_tv_pvr;
|
|
mask_keycode = 0x00003F;
|
|
mask_keyup = 0x400000;
|
|
polling = 50; // ms
|
|
break;
|
|
case SAA7134_BOARD_PROTEUS_2309:
|
|
ir_codes = ir_codes_proteus_2309;
|
|
mask_keycode = 0x00007F;
|
|
mask_keyup = 0x000080;
|
|
polling = 50; // ms
|
|
break;
|
|
case SAA7134_BOARD_VIDEOMATE_DVBT_300:
|
|
case SAA7134_BOARD_VIDEOMATE_DVBT_200:
|
|
ir_codes = ir_codes_videomate_tv_pvr;
|
|
mask_keycode = 0x003F00;
|
|
mask_keyup = 0x040000;
|
|
break;
|
|
case SAA7134_BOARD_FLYDVBT_LR301:
|
|
case SAA7134_BOARD_FLYDVBTDUO:
|
|
ir_codes = ir_codes_flydvb;
|
|
mask_keycode = 0x0001F00;
|
|
mask_keydown = 0x0040000;
|
|
break;
|
|
}
|
|
if (NULL == ir_codes) {
|
|
printk("%s: Oops: IR config error [card=%d]\n",
|
|
dev->name, dev->board);
|
|
return -ENODEV;
|
|
}
|
|
|
|
ir = kzalloc(sizeof(*ir), GFP_KERNEL);
|
|
input_dev = input_allocate_device();
|
|
if (!ir || !input_dev) {
|
|
kfree(ir);
|
|
input_free_device(input_dev);
|
|
return -ENOMEM;
|
|
}
|
|
|
|
ir->dev = input_dev;
|
|
|
|
/* init hardware-specific stuff */
|
|
ir->mask_keycode = mask_keycode;
|
|
ir->mask_keydown = mask_keydown;
|
|
ir->mask_keyup = mask_keyup;
|
|
ir->polling = polling;
|
|
|
|
/* init input device */
|
|
snprintf(ir->name, sizeof(ir->name), "saa7134 IR (%s)",
|
|
saa7134_boards[dev->board].name);
|
|
snprintf(ir->phys, sizeof(ir->phys), "pci-%s/ir0",
|
|
pci_name(dev->pci));
|
|
|
|
ir_input_init(input_dev, &ir->ir, ir_type, ir_codes);
|
|
input_dev->name = ir->name;
|
|
input_dev->phys = ir->phys;
|
|
input_dev->id.bustype = BUS_PCI;
|
|
input_dev->id.version = 1;
|
|
if (dev->pci->subsystem_vendor) {
|
|
input_dev->id.vendor = dev->pci->subsystem_vendor;
|
|
input_dev->id.product = dev->pci->subsystem_device;
|
|
} else {
|
|
input_dev->id.vendor = dev->pci->vendor;
|
|
input_dev->id.product = dev->pci->device;
|
|
}
|
|
input_dev->cdev.dev = &dev->pci->dev;
|
|
|
|
/* all done */
|
|
dev->remote = ir;
|
|
if (ir->polling) {
|
|
init_timer(&ir->timer);
|
|
ir->timer.function = saa7134_input_timer;
|
|
ir->timer.data = (unsigned long)dev;
|
|
ir->timer.expires = jiffies + HZ;
|
|
add_timer(&ir->timer);
|
|
}
|
|
|
|
input_register_device(ir->dev);
|
|
return 0;
|
|
}
|
|
|
|
void saa7134_input_fini(struct saa7134_dev *dev)
|
|
{
|
|
if (NULL == dev->remote)
|
|
return;
|
|
|
|
if (dev->remote->polling)
|
|
del_timer_sync(&dev->remote->timer);
|
|
input_unregister_device(dev->remote->dev);
|
|
kfree(dev->remote);
|
|
dev->remote = NULL;
|
|
}
|
|
|
|
void saa7134_set_i2c_ir(struct saa7134_dev *dev, struct IR_i2c *ir)
|
|
{
|
|
if (disable_ir) {
|
|
dprintk("Found supported i2c remote, but IR has been disabled\n");
|
|
ir->get_key=NULL;
|
|
return;
|
|
}
|
|
|
|
switch (dev->board) {
|
|
case SAA7134_BOARD_PINNACLE_PCTV_110i:
|
|
case SAA7134_BOARD_PINNACLE_PCTV_310i:
|
|
snprintf(ir->c.name, sizeof(ir->c.name), "Pinnacle PCTV");
|
|
if (pinnacle_remote == 0) {
|
|
ir->get_key = get_key_pinnacle_color;
|
|
ir->ir_codes = ir_codes_pinnacle_color;
|
|
} else {
|
|
ir->get_key = get_key_pinnacle_grey;
|
|
ir->ir_codes = ir_codes_pinnacle_grey;
|
|
}
|
|
break;
|
|
case SAA7134_BOARD_UPMOST_PURPLE_TV:
|
|
snprintf(ir->c.name, sizeof(ir->c.name), "Purple TV");
|
|
ir->get_key = get_key_purpletv;
|
|
ir->ir_codes = ir_codes_purpletv;
|
|
break;
|
|
default:
|
|
dprintk("Shouldn't get here: Unknown board %x for I2C IR?\n",dev->board);
|
|
break;
|
|
}
|
|
|
|
}
|
|
/* ----------------------------------------------------------------------
|
|
* Local variables:
|
|
* c-basic-offset: 8
|
|
* End:
|
|
*/
|