summaryrefslogtreecommitdiffstats
path: root/drivers/media/pci/saa7134/saa7134-input.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/media/pci/saa7134/saa7134-input.c')
-rw-r--r--drivers/media/pci/saa7134/saa7134-input.c1044
1 files changed, 1044 insertions, 0 deletions
diff --git a/drivers/media/pci/saa7134/saa7134-input.c b/drivers/media/pci/saa7134/saa7134-input.c
new file mode 100644
index 0000000..6f43126
--- /dev/null
+++ b/drivers/media/pci/saa7134/saa7134-input.c
@@ -0,0 +1,1044 @@
+/*
+ *
+ * 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/init.h>
+#include <linux/delay.h>
+#include <linux/interrupt.h>
+#include <linux/slab.h>
+
+#include "saa7134-reg.h"
+#include "saa7134.h"
+
+#define MODULE_NAME "saa7134"
+
+static unsigned int disable_ir;
+module_param(disable_ir, int, 0444);
+MODULE_PARM_DESC(disable_ir,"disable infrared remote support");
+
+static unsigned int ir_debug;
+module_param(ir_debug, int, 0644);
+MODULE_PARM_DESC(ir_debug,"enable debug messages [IR]");
+
+static int pinnacle_remote;
+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->name , ## arg)
+
+/* Helper function for raw decoding at GPIO16 or GPIO18 */
+static int saa7134_raw_decode_irq(struct saa7134_dev *dev);
+
+/* -------------------- GPIO generic keycode builder -------------------- */
+
+static int build_key(struct saa7134_dev *dev)
+{
+ struct saa7134_card_ir *ir = dev->remote;
+ u32 gpio, data;
+
+ /* here comes the additional handshake steps for some cards */
+ switch (dev->board) {
+ case SAA7134_BOARD_GOTVIEW_7135:
+ saa_setb(SAA7134_GPIO_GPSTATUS1, 0x80);
+ saa_clearb(SAA7134_GPIO_GPSTATUS1, 0x80);
+ break;
+ }
+ /* 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);
+
+ switch (dev->board) {
+ case SAA7134_BOARD_KWORLD_PLUS_TV_ANALOG:
+ if (data == ir->mask_keycode)
+ rc_keyup(ir->dev);
+ else
+ rc_keydown_notimeout(ir->dev, data, 0);
+ return 0;
+ }
+
+ if (ir->polling) {
+ if ((ir->mask_keydown && (0 != (gpio & ir->mask_keydown))) ||
+ (ir->mask_keyup && (0 == (gpio & ir->mask_keyup)))) {
+ rc_keydown_notimeout(ir->dev, data, 0);
+ } else {
+ rc_keyup(ir->dev);
+ }
+ }
+ 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)))) {
+ rc_keydown_notimeout(ir->dev, data, 0);
+ rc_keyup(ir->dev);
+ }
+ }
+
+ return 0;
+}
+
+/* --------------------- Chip specific I2C key builders ----------------- */
+
+static int get_key_flydvb_trio(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw)
+{
+ int gpio;
+ int attempt = 0;
+ unsigned char b;
+
+ /* We need this to access GPI Used by the saa_readl macro. */
+ struct saa7134_dev *dev = ir->c->adapter->algo_data;
+
+ if (dev == NULL) {
+ i2cdprintk("get_key_flydvb_trio: "
+ "ir->c->adapter->algo_data is NULL!\n");
+ return -EIO;
+ }
+
+ /* rising SAA7134_GPIGPRESCAN 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 (0x40000 & ~gpio)
+ return 0; /* No button press */
+
+ /* No button press - only before first key pressed */
+ if (b == 0xFF)
+ return 0;
+
+ /* poll IR chip */
+ /* weak up the IR chip */
+ b = 0;
+
+ while (1 != i2c_master_send(ir->c, &b, 1)) {
+ if ((attempt++) < 10) {
+ /*
+ * wait a bit for next attempt -
+ * I don't know how make it better
+ */
+ msleep(10);
+ continue;
+ }
+ i2cdprintk("send wake up byte to pic16C505 (IR chip)"
+ "failed %dx\n", attempt);
+ return -EIO;
+ }
+ if (1 != i2c_master_recv(ir->c, &b, 1)) {
+ i2cdprintk("read error\n");
+ return -EIO;
+ }
+
+ *ir_key = b;
+ *ir_raw = b;
+ return 1;
+}
+
+static int get_key_msi_tvanywhere_plus(struct IR_i2c *ir, u32 *ir_key,
+ u32 *ir_raw)
+{
+ unsigned char b;
+ int gpio;
+
+ /* <dev> is needed to access GPIO. Used by the saa_readl macro. */
+ struct saa7134_dev *dev = ir->c->adapter->algo_data;
+ if (dev == NULL) {
+ i2cdprintk("get_key_msi_tvanywhere_plus: "
+ "ir->c->adapter->algo_data is NULL!\n");
+ return -EIO;
+ }
+
+ /* 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);
+
+ /* GPIO&0x40 is pulsed low when a button is pressed. Don't do
+ I2C receive if gpio&0x40 is not low. */
+
+ if (gpio & 0x40)
+ return 0; /* No button press */
+
+ /* GPIO says there is a button press. Get it. */
+
+ if (1 != i2c_master_recv(ir->c, &b, 1)) {
+ i2cdprintk("read error\n");
+ return -EIO;
+ }
+
+ /* No button press */
+
+ if (b == 0xff)
+ return 0;
+
+ /* Button pressed */
+
+ dprintk("get_key_msi_tvanywhere_plus: Key = 0x%02X\n", b);
+ *ir_key = b;
+ *ir_raw = b;
+ return 1;
+}
+
+/* copied and modified from get_key_msi_tvanywhere_plus() */
+static int get_key_kworld_pc150u(struct IR_i2c *ir, u32 *ir_key,
+ u32 *ir_raw)
+{
+ unsigned char b;
+ unsigned int gpio;
+
+ /* <dev> is needed to access GPIO. Used by the saa_readl macro. */
+ struct saa7134_dev *dev = ir->c->adapter->algo_data;
+ if (dev == NULL) {
+ i2cdprintk("get_key_kworld_pc150u: "
+ "ir->c->adapter->algo_data is NULL!\n");
+ return -EIO;
+ }
+
+ /* 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);
+
+ /* GPIO&0x100 is pulsed low when a button is pressed. Don't do
+ I2C receive if gpio&0x100 is not low. */
+
+ if (gpio & 0x100)
+ return 0; /* No button press */
+
+ /* GPIO says there is a button press. Get it. */
+
+ if (1 != i2c_master_recv(ir->c, &b, 1)) {
+ i2cdprintk("read error\n");
+ return -EIO;
+ }
+
+ /* No button press */
+
+ if (b == 0xff)
+ return 0;
+
+ /* Button pressed */
+
+ dprintk("get_key_kworld_pc150u: Key = 0x%02X\n", b);
+ *ir_key = b;
+ *ir_raw = b;
+ return 1;
+}
+
+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;
+}
+
+static int get_key_hvr1110(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw)
+{
+ unsigned char buf[5];
+
+ /* poll IR chip */
+ if (5 != i2c_master_recv(ir->c, buf, 5))
+ return -EIO;
+
+ /* Check if some key were pressed */
+ if (!(buf[0] & 0x80))
+ return 0;
+
+ /*
+ * buf[3] & 0x80 is always high.
+ * buf[3] & 0x40 is a parity bit. A repeat event is marked
+ * by preserving it into two separate readings
+ * buf[4] bits 0 and 1, and buf[1] and buf[2] are always
+ * zero.
+ */
+ *ir_key = 0x1fff & ((buf[3] << 8) | (buf[4] >> 2));
+ *ir_raw = *ir_key;
+ return 1;
+}
+
+
+static int get_key_beholdm6xx(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw)
+{
+ unsigned char data[12];
+ u32 gpio;
+
+ struct saa7134_dev *dev = ir->c->adapter->algo_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 (0x400000 & ~gpio)
+ return 0; /* No button press */
+
+ ir->c->addr = 0x5a >> 1;
+
+ if (12 != i2c_master_recv(ir->c, data, 12)) {
+ i2cdprintk("read error\n");
+ return -EIO;
+ }
+
+ if (data[9] != (unsigned char)(~data[8]))
+ return 0;
+
+ *ir_raw = ((data[10] << 16) | (data[11] << 8) | (data[9] << 0));
+ *ir_key = *ir_raw;
+
+ return 1;
+}
+
+/* Common (grey or coloured) pinnacle PCTV remote handling
+ *
+ */
+static int get_key_pinnacle(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw,
+ int parity_offset, int marker, int code_modulo)
+{
+ unsigned char b[4];
+ unsigned int start = 0,parity = 0,code = 0;
+
+ /* poll IR chip */
+ if (4 != i2c_master_recv(ir->c, b, 4)) {
+ i2cdprintk("read error\n");
+ return -EIO;
+ }
+
+ for (start = 0; start < ARRAY_SIZE(b); start++) {
+ if (b[start] == marker) {
+ code=b[(start+parity_offset + 1) % 4];
+ parity=b[(start+parity_offset) % 4];
+ }
+ }
+
+ /* Empty Request */
+ if (parity == 0)
+ return 0;
+
+ /* Repeating... */
+ if (ir->old == parity)
+ return 0;
+
+ ir->old = parity;
+
+ /* drop special codes when a key is held down a long time for the grey controller
+ In this case, the second bit of the code is asserted */
+ if (marker == 0xfe && (code & 0x40))
+ return 0;
+
+ code %= code_modulo;
+
+ *ir_raw = code;
+ *ir_key = code;
+
+ i2cdprintk("Pinnacle PCTV key %02x\n", code);
+
+ return 1;
+}
+
+/* The grey pinnacle PCTV remote
+ *
+ * There are one issue with this remote:
+ * - I2c packet does not change when the same key is pressed quickly. The workaround
+ * is to hold down each key for about half a second, so that another code is generated
+ * in the i2c packet, and the function can distinguish key presses.
+ *
+ * Sylvain Pasche <sylvain.pasche@gmail.com>
+ */
+static int get_key_pinnacle_grey(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw)
+{
+
+ return get_key_pinnacle(ir, ir_key, ir_raw, 1, 0xfe, 0xff);
+}
+
+
+/* The new pinnacle PCTV remote (with the colored buttons)
+ *
+ * Ricardo Cerqueira <v4l@cerqueira.org>
+ */
+static int get_key_pinnacle_color(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw)
+{
+ /* code_modulo parameter (0x88) is used to reduce code value to fit inside IR_KEYTAB_SIZE
+ *
+ * this is the only value that results in 42 unique
+ * codes < 128
+ */
+
+ return get_key_pinnacle(ir, ir_key, ir_raw, 2, 0x80, 0x88);
+}
+
+void saa7134_input_irq(struct saa7134_dev *dev)
+{
+ struct saa7134_card_ir *ir;
+
+ if (!dev || !dev->remote)
+ return;
+
+ ir = dev->remote;
+ if (!ir->running)
+ return;
+
+ if (!ir->polling && !ir->raw_decode) {
+ build_key(dev);
+ } else if (ir->raw_decode) {
+ saa7134_raw_decode_irq(dev);
+ }
+}
+
+static void saa7134_input_timer(unsigned long data)
+{
+ struct saa7134_dev *dev = (struct saa7134_dev *)data;
+ struct saa7134_card_ir *ir = dev->remote;
+
+ build_key(dev);
+ mod_timer(&ir->timer, jiffies + msecs_to_jiffies(ir->polling));
+}
+
+static void ir_raw_decode_timer_end(unsigned long data)
+{
+ struct saa7134_dev *dev = (struct saa7134_dev *)data;
+
+ ir_raw_event_handle(dev->remote->dev);
+}
+
+static int __saa7134_ir_start(void *priv)
+{
+ struct saa7134_dev *dev = priv;
+ struct saa7134_card_ir *ir;
+
+ if (!dev || !dev->remote)
+ return -EINVAL;
+
+ ir = dev->remote;
+ if (ir->running)
+ return 0;
+
+ /* Moved here from saa7134_input_init1() because the latter
+ * is not called on device resume */
+ switch (dev->board) {
+ 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_505:
+ case SAA7134_BOARD_AVERMEDIA_STUDIO_307:
+ case SAA7134_BOARD_AVERMEDIA_STUDIO_507:
+ case SAA7134_BOARD_AVERMEDIA_STUDIO_507UA:
+ case SAA7134_BOARD_AVERMEDIA_GO_007_FM:
+ case SAA7134_BOARD_AVERMEDIA_M102:
+ case SAA7134_BOARD_AVERMEDIA_GO_007_FM_PLUS:
+ /* Without this we won't receive key up events */
+ saa_setb(SAA7134_GPIO_GPMODE0, 0x4);
+ saa_setb(SAA7134_GPIO_GPSTATUS0, 0x4);
+ break;
+ case SAA7134_BOARD_AVERMEDIA_777:
+ case SAA7134_BOARD_AVERMEDIA_A16AR:
+ /* 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_AVERMEDIA_A16D:
+ /* 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_GOTVIEW_7135:
+ saa_setb(SAA7134_GPIO_GPMODE1, 0x80);
+ break;
+ }
+
+ ir->running = true;
+
+ if (ir->polling) {
+ setup_timer(&ir->timer, saa7134_input_timer,
+ (unsigned long)dev);
+ ir->timer.expires = jiffies + HZ;
+ add_timer(&ir->timer);
+ } else if (ir->raw_decode) {
+ /* set timer_end for code completion */
+ setup_timer(&ir->timer, ir_raw_decode_timer_end,
+ (unsigned long)dev);
+ }
+
+ return 0;
+}
+
+static void __saa7134_ir_stop(void *priv)
+{
+ struct saa7134_dev *dev = priv;
+ struct saa7134_card_ir *ir;
+
+ if (!dev || !dev->remote)
+ return;
+
+ ir = dev->remote;
+ if (!ir->running)
+ return;
+
+ if (ir->polling || ir->raw_decode)
+ del_timer_sync(&ir->timer);
+
+ ir->running = false;
+
+ return;
+}
+
+int saa7134_ir_start(struct saa7134_dev *dev)
+{
+ if (dev->remote->users)
+ return __saa7134_ir_start(dev);
+
+ return 0;
+}
+
+void saa7134_ir_stop(struct saa7134_dev *dev)
+{
+ if (dev->remote->users)
+ __saa7134_ir_stop(dev);
+}
+
+static int saa7134_ir_open(struct rc_dev *rc)
+{
+ struct saa7134_dev *dev = rc->priv;
+
+ dev->remote->users++;
+ return __saa7134_ir_start(dev);
+}
+
+static void saa7134_ir_close(struct rc_dev *rc)
+{
+ struct saa7134_dev *dev = rc->priv;
+
+ dev->remote->users--;
+ if (!dev->remote->users)
+ __saa7134_ir_stop(dev);
+}
+
+int saa7134_input_init1(struct saa7134_dev *dev)
+{
+ struct saa7134_card_ir *ir;
+ struct rc_dev *rc;
+ char *ir_codes = NULL;
+ u32 mask_keycode = 0;
+ u32 mask_keydown = 0;
+ u32 mask_keyup = 0;
+ unsigned polling = 0;
+ bool raw_decode = false;
+ int err;
+
+ 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:
+ case SAA7134_BOARD_ROVERMEDIA_LINK_PRO_FM:
+ ir_codes = RC_MAP_FLYVIDEO;
+ mask_keycode = 0xEC00000;
+ mask_keydown = 0x0040000;
+ break;
+ case SAA7134_BOARD_CINERGY400:
+ case SAA7134_BOARD_CINERGY600:
+ case SAA7134_BOARD_CINERGY600_MK3:
+ ir_codes = RC_MAP_CINERGY;
+ mask_keycode = 0x00003f;
+ mask_keyup = 0x040000;
+ break;
+ case SAA7134_BOARD_ECS_TVP3XP:
+ case SAA7134_BOARD_ECS_TVP3XP_4CB5:
+ ir_codes = RC_MAP_EZTV;
+ mask_keycode = 0x00017c;
+ mask_keyup = 0x000002;
+ polling = 50; // ms
+ break;
+ case SAA7134_BOARD_KWORLD_XPERT:
+ case SAA7134_BOARD_AVACSSMARTTV:
+ ir_codes = RC_MAP_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_505:
+ case SAA7134_BOARD_AVERMEDIA_STUDIO_307:
+ case SAA7134_BOARD_AVERMEDIA_STUDIO_507:
+ case SAA7134_BOARD_AVERMEDIA_STUDIO_507UA:
+ case SAA7134_BOARD_AVERMEDIA_GO_007_FM:
+ case SAA7134_BOARD_AVERMEDIA_M102:
+ case SAA7134_BOARD_AVERMEDIA_GO_007_FM_PLUS:
+ ir_codes = RC_MAP_AVERMEDIA;
+ mask_keycode = 0x0007C8;
+ mask_keydown = 0x000010;
+ polling = 50; // ms
+ /* GPIO stuff moved to __saa7134_ir_start() */
+ break;
+ case SAA7134_BOARD_AVERMEDIA_M135A:
+ ir_codes = RC_MAP_AVERMEDIA_M135A;
+ mask_keydown = 0x0040000; /* Enable GPIO18 line on both edges */
+ mask_keyup = 0x0040000;
+ mask_keycode = 0xffff;
+ raw_decode = true;
+ break;
+ case SAA7134_BOARD_AVERMEDIA_M733A:
+ ir_codes = RC_MAP_AVERMEDIA_M733A_RM_K6;
+ mask_keydown = 0x0040000;
+ mask_keyup = 0x0040000;
+ mask_keycode = 0xffff;
+ raw_decode = true;
+ break;
+ case SAA7134_BOARD_AVERMEDIA_777:
+ case SAA7134_BOARD_AVERMEDIA_A16AR:
+ ir_codes = RC_MAP_AVERMEDIA;
+ mask_keycode = 0x02F200;
+ mask_keydown = 0x000400;
+ polling = 50; // ms
+ /* GPIO stuff moved to __saa7134_ir_start() */
+ break;
+ case SAA7134_BOARD_AVERMEDIA_A16D:
+ ir_codes = RC_MAP_AVERMEDIA_A16D;
+ mask_keycode = 0x02F200;
+ mask_keydown = 0x000400;
+ polling = 50; /* ms */
+ /* GPIO stuff moved to __saa7134_ir_start() */
+ break;
+ case SAA7134_BOARD_KWORLD_TERMINATOR:
+ ir_codes = RC_MAP_PIXELVIEW;
+ mask_keycode = 0x00001f;
+ mask_keyup = 0x000060;
+ polling = 50; // ms
+ break;
+ case SAA7134_BOARD_MANLI_MTV001:
+ case SAA7134_BOARD_MANLI_MTV002:
+ ir_codes = RC_MAP_MANLI;
+ mask_keycode = 0x001f00;
+ mask_keyup = 0x004000;
+ polling = 50; /* ms */
+ break;
+ case SAA7134_BOARD_BEHOLD_409FM:
+ case SAA7134_BOARD_BEHOLD_401:
+ case SAA7134_BOARD_BEHOLD_403:
+ case SAA7134_BOARD_BEHOLD_403FM:
+ case SAA7134_BOARD_BEHOLD_405:
+ case SAA7134_BOARD_BEHOLD_405FM:
+ case SAA7134_BOARD_BEHOLD_407:
+ case SAA7134_BOARD_BEHOLD_407FM:
+ case SAA7134_BOARD_BEHOLD_409:
+ case SAA7134_BOARD_BEHOLD_505FM:
+ case SAA7134_BOARD_BEHOLD_505RDS_MK5:
+ case SAA7134_BOARD_BEHOLD_505RDS_MK3:
+ case SAA7134_BOARD_BEHOLD_507_9FM:
+ case SAA7134_BOARD_BEHOLD_507RDS_MK3:
+ case SAA7134_BOARD_BEHOLD_507RDS_MK5:
+ ir_codes = RC_MAP_MANLI;
+ mask_keycode = 0x003f00;
+ mask_keyup = 0x004000;
+ polling = 50; /* ms */
+ break;
+ case SAA7134_BOARD_BEHOLD_COLUMBUS_TVFM:
+ ir_codes = RC_MAP_BEHOLD_COLUMBUS;
+ mask_keycode = 0x003f00;
+ mask_keyup = 0x004000;
+ polling = 50; // ms
+ break;
+ case SAA7134_BOARD_SEDNA_PC_TV_CARDBUS:
+ ir_codes = RC_MAP_PCTV_SEDNA;
+ mask_keycode = 0x001f00;
+ mask_keyup = 0x004000;
+ polling = 50; // ms
+ break;
+ case SAA7134_BOARD_GOTVIEW_7135:
+ ir_codes = RC_MAP_GOTVIEW7135;
+ mask_keycode = 0x0003CC;
+ mask_keydown = 0x000010;
+ polling = 5; /* ms */
+ /* GPIO stuff moved to __saa7134_ir_start() */
+ break;
+ case SAA7134_BOARD_VIDEOMATE_TV_PVR:
+ case SAA7134_BOARD_VIDEOMATE_GOLD_PLUS:
+ case SAA7134_BOARD_VIDEOMATE_TV_GOLD_PLUSII:
+ ir_codes = RC_MAP_VIDEOMATE_TV_PVR;
+ mask_keycode = 0x00003F;
+ mask_keyup = 0x400000;
+ polling = 50; // ms
+ break;
+ case SAA7134_BOARD_PROTEUS_2309:
+ ir_codes = RC_MAP_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 = RC_MAP_VIDEOMATE_TV_PVR;
+ mask_keycode = 0x003F00;
+ mask_keyup = 0x040000;
+ break;
+ case SAA7134_BOARD_FLYDVBS_LR300:
+ case SAA7134_BOARD_FLYDVBT_LR301:
+ case SAA7134_BOARD_FLYDVBTDUO:
+ ir_codes = RC_MAP_FLYDVB;
+ mask_keycode = 0x0001F00;
+ mask_keydown = 0x0040000;
+ break;
+ case SAA7134_BOARD_ASUSTeK_P7131_DUAL:
+ case SAA7134_BOARD_ASUSTeK_P7131_HYBRID_LNA:
+ case SAA7134_BOARD_ASUSTeK_P7131_ANALOG:
+ ir_codes = RC_MAP_ASUS_PC39;
+ mask_keydown = 0x0040000; /* Enable GPIO18 line on both edges */
+ mask_keyup = 0x0040000;
+ mask_keycode = 0xffff;
+ raw_decode = true;
+ break;
+ case SAA7134_BOARD_ASUSTeK_PS3_100:
+ ir_codes = RC_MAP_ASUS_PS3_100;
+ mask_keydown = 0x0040000;
+ mask_keyup = 0x0040000;
+ mask_keycode = 0xffff;
+ raw_decode = true;
+ break;
+ case SAA7134_BOARD_ENCORE_ENLTV:
+ case SAA7134_BOARD_ENCORE_ENLTV_FM:
+ ir_codes = RC_MAP_ENCORE_ENLTV;
+ mask_keycode = 0x00007f;
+ mask_keyup = 0x040000;
+ polling = 50; // ms
+ break;
+ case SAA7134_BOARD_ENCORE_ENLTV_FM53:
+ case SAA7134_BOARD_ENCORE_ENLTV_FM3:
+ ir_codes = RC_MAP_ENCORE_ENLTV_FM53;
+ mask_keydown = 0x0040000; /* Enable GPIO18 line on both edges */
+ mask_keyup = 0x0040000;
+ mask_keycode = 0xffff;
+ raw_decode = true;
+ break;
+ case SAA7134_BOARD_10MOONSTVMASTER3:
+ ir_codes = RC_MAP_ENCORE_ENLTV;
+ mask_keycode = 0x5f80000;
+ mask_keyup = 0x8000000;
+ polling = 50; //ms
+ break;
+ case SAA7134_BOARD_GENIUS_TVGO_A11MCE:
+ ir_codes = RC_MAP_GENIUS_TVGO_A11MCE;
+ mask_keycode = 0xff;
+ mask_keydown = 0xf00000;
+ polling = 50; /* ms */
+ break;
+ case SAA7134_BOARD_REAL_ANGEL_220:
+ ir_codes = RC_MAP_REAL_AUDIO_220_32_KEYS;
+ mask_keycode = 0x3f00;
+ mask_keyup = 0x4000;
+ polling = 50; /* ms */
+ break;
+ case SAA7134_BOARD_KWORLD_PLUS_TV_ANALOG:
+ ir_codes = RC_MAP_KWORLD_PLUS_TV_ANALOG;
+ mask_keycode = 0x7f;
+ polling = 40; /* ms */
+ break;
+ case SAA7134_BOARD_VIDEOMATE_S350:
+ ir_codes = RC_MAP_VIDEOMATE_S350;
+ mask_keycode = 0x003f00;
+ mask_keydown = 0x040000;
+ break;
+ case SAA7134_BOARD_LEADTEK_WINFAST_DTV1000S:
+ ir_codes = RC_MAP_WINFAST;
+ mask_keycode = 0x5f00;
+ mask_keyup = 0x020000;
+ polling = 50; /* ms */
+ break;
+ case SAA7134_BOARD_VIDEOMATE_M1F:
+ ir_codes = RC_MAP_VIDEOMATE_K100;
+ mask_keycode = 0x0ff00;
+ mask_keyup = 0x040000;
+ break;
+ case SAA7134_BOARD_HAUPPAUGE_HVR1150:
+ case SAA7134_BOARD_HAUPPAUGE_HVR1120:
+ ir_codes = RC_MAP_HAUPPAUGE;
+ mask_keydown = 0x0040000; /* Enable GPIO18 line on both edges */
+ mask_keyup = 0x0040000;
+ mask_keycode = 0xffff;
+ raw_decode = true;
+ 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);
+ rc = rc_allocate_device();
+ if (!ir || !rc) {
+ err = -ENOMEM;
+ goto err_out_free;
+ }
+
+ ir->dev = rc;
+ dev->remote = ir;
+
+ /* init hardware-specific stuff */
+ ir->mask_keycode = mask_keycode;
+ ir->mask_keydown = mask_keydown;
+ ir->mask_keyup = mask_keyup;
+ ir->polling = polling;
+ ir->raw_decode = raw_decode;
+
+ /* 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));
+
+ rc->priv = dev;
+ rc->open = saa7134_ir_open;
+ rc->close = saa7134_ir_close;
+ if (raw_decode)
+ rc->driver_type = RC_DRIVER_IR_RAW;
+
+ rc->input_name = ir->name;
+ rc->input_phys = ir->phys;
+ rc->input_id.bustype = BUS_PCI;
+ rc->input_id.version = 1;
+ if (dev->pci->subsystem_vendor) {
+ rc->input_id.vendor = dev->pci->subsystem_vendor;
+ rc->input_id.product = dev->pci->subsystem_device;
+ } else {
+ rc->input_id.vendor = dev->pci->vendor;
+ rc->input_id.product = dev->pci->device;
+ }
+ rc->dev.parent = &dev->pci->dev;
+ rc->map_name = ir_codes;
+ rc->driver_name = MODULE_NAME;
+
+ err = rc_register_device(rc);
+ if (err)
+ goto err_out_free;
+
+ return 0;
+
+err_out_free:
+ rc_free_device(rc);
+ dev->remote = NULL;
+ kfree(ir);
+ return err;
+}
+
+void saa7134_input_fini(struct saa7134_dev *dev)
+{
+ if (NULL == dev->remote)
+ return;
+
+ saa7134_ir_stop(dev);
+ rc_unregister_device(dev->remote->dev);
+ kfree(dev->remote);
+ dev->remote = NULL;
+}
+
+void saa7134_probe_i2c_ir(struct saa7134_dev *dev)
+{
+ struct i2c_board_info info;
+ struct i2c_msg msg_msi = {
+ .addr = 0x50,
+ .flags = I2C_M_RD,
+ .len = 0,
+ .buf = NULL,
+ };
+ int rc;
+
+ if (disable_ir) {
+ dprintk("IR has been disabled, not probing for i2c remote\n");
+ return;
+ }
+
+ memset(&info, 0, sizeof(struct i2c_board_info));
+ memset(&dev->init_data, 0, sizeof(dev->init_data));
+ strlcpy(info.type, "ir_video", I2C_NAME_SIZE);
+
+ switch (dev->board) {
+ case SAA7134_BOARD_PINNACLE_PCTV_110i:
+ case SAA7134_BOARD_PINNACLE_PCTV_310i:
+ dev->init_data.name = "Pinnacle PCTV";
+ if (pinnacle_remote == 0) {
+ dev->init_data.get_key = get_key_pinnacle_color;
+ dev->init_data.ir_codes = RC_MAP_PINNACLE_COLOR;
+ info.addr = 0x47;
+ } else {
+ dev->init_data.get_key = get_key_pinnacle_grey;
+ dev->init_data.ir_codes = RC_MAP_PINNACLE_GREY;
+ info.addr = 0x47;
+ }
+ break;
+ case SAA7134_BOARD_UPMOST_PURPLE_TV:
+ dev->init_data.name = "Purple TV";
+ dev->init_data.get_key = get_key_purpletv;
+ dev->init_data.ir_codes = RC_MAP_PURPLETV;
+ info.addr = 0x7a;
+ break;
+ case SAA7134_BOARD_MSI_TVATANYWHERE_PLUS:
+ dev->init_data.name = "MSI TV@nywhere Plus";
+ dev->init_data.get_key = get_key_msi_tvanywhere_plus;
+ dev->init_data.ir_codes = RC_MAP_MSI_TVANYWHERE_PLUS;
+ /*
+ * MSI TV@nyware Plus requires more frequent polling
+ * otherwise it will miss some keypresses
+ */
+ dev->init_data.polling_interval = 50;
+ info.addr = 0x30;
+ /* MSI TV@nywhere Plus controller doesn't seem to
+ respond to probes unless we read something from
+ an existing device. Weird...
+ REVISIT: might no longer be needed */
+ rc = i2c_transfer(&dev->i2c_adap, &msg_msi, 1);
+ dprintk("probe 0x%02x @ %s: %s\n",
+ msg_msi.addr, dev->i2c_adap.name,
+ (1 == rc) ? "yes" : "no");
+ break;
+ case SAA7134_BOARD_KWORLD_PC150U:
+ /* copied and modified from MSI TV@nywhere Plus */
+ dev->init_data.name = "Kworld PC150-U";
+ dev->init_data.get_key = get_key_kworld_pc150u;
+ dev->init_data.ir_codes = RC_MAP_KWORLD_PC150U;
+ info.addr = 0x30;
+ /* MSI TV@nywhere Plus controller doesn't seem to
+ respond to probes unless we read something from
+ an existing device. Weird...
+ REVISIT: might no longer be needed */
+ rc = i2c_transfer(&dev->i2c_adap, &msg_msi, 1);
+ dprintk("probe 0x%02x @ %s: %s\n",
+ msg_msi.addr, dev->i2c_adap.name,
+ (1 == rc) ? "yes" : "no");
+ break;
+ case SAA7134_BOARD_HAUPPAUGE_HVR1110:
+ dev->init_data.name = "HVR 1110";
+ dev->init_data.get_key = get_key_hvr1110;
+ dev->init_data.ir_codes = RC_MAP_HAUPPAUGE;
+ info.addr = 0x71;
+ break;
+ case SAA7134_BOARD_BEHOLD_607FM_MK3:
+ case SAA7134_BOARD_BEHOLD_607FM_MK5:
+ case SAA7134_BOARD_BEHOLD_609FM_MK3:
+ case SAA7134_BOARD_BEHOLD_609FM_MK5:
+ case SAA7134_BOARD_BEHOLD_607RDS_MK3:
+ case SAA7134_BOARD_BEHOLD_607RDS_MK5:
+ case SAA7134_BOARD_BEHOLD_609RDS_MK3:
+ case SAA7134_BOARD_BEHOLD_609RDS_MK5:
+ case SAA7134_BOARD_BEHOLD_M6:
+ case SAA7134_BOARD_BEHOLD_M63:
+ case SAA7134_BOARD_BEHOLD_M6_EXTRA:
+ case SAA7134_BOARD_BEHOLD_H6:
+ case SAA7134_BOARD_BEHOLD_X7:
+ case SAA7134_BOARD_BEHOLD_H7:
+ case SAA7134_BOARD_BEHOLD_A7:
+ dev->init_data.name = "BeholdTV";
+ dev->init_data.get_key = get_key_beholdm6xx;
+ dev->init_data.ir_codes = RC_MAP_BEHOLD;
+ dev->init_data.type = RC_BIT_NEC;
+ info.addr = 0x2d;
+ break;
+ case SAA7134_BOARD_AVERMEDIA_CARDBUS_501:
+ case SAA7134_BOARD_AVERMEDIA_CARDBUS_506:
+ info.addr = 0x40;
+ break;
+ case SAA7134_BOARD_AVERMEDIA_A706:
+ info.addr = 0x41;
+ break;
+ case SAA7134_BOARD_FLYDVB_TRIO:
+ dev->init_data.name = "FlyDVB Trio";
+ dev->init_data.get_key = get_key_flydvb_trio;
+ dev->init_data.ir_codes = RC_MAP_FLYDVB;
+ info.addr = 0x0b;
+ break;
+ default:
+ dprintk("No I2C IR support for board %x\n", dev->board);
+ return;
+ }
+
+ if (dev->init_data.name)
+ info.platform_data = &dev->init_data;
+ i2c_new_device(&dev->i2c_adap, &info);
+}
+
+static int saa7134_raw_decode_irq(struct saa7134_dev *dev)
+{
+ struct saa7134_card_ir *ir = dev->remote;
+ unsigned long timeout;
+ int space;
+
+ /* Generate initial event */
+ saa_clearb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
+ saa_setb(SAA7134_GPIO_GPMODE3, SAA7134_GPIO_GPRESCAN);
+ space = saa_readl(SAA7134_GPIO_GPSTATUS0 >> 2) & ir->mask_keydown;
+ ir_raw_event_store_edge(dev->remote->dev, space ? IR_SPACE : IR_PULSE);
+
+ /*
+ * Wait 15 ms from the start of the first IR event before processing
+ * the event. This time is enough for NEC protocol. May need adjustments
+ * to work with other protocols.
+ */
+ smp_mb();
+
+ if (!timer_pending(&ir->timer)) {
+ timeout = jiffies + msecs_to_jiffies(15);
+ mod_timer(&ir->timer, timeout);
+ }
+
+ return 1;
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-18 08:18:08 +0000