Adding upstream version 5.10.209.upstream/5.10.209upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 1000 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 000000000..8610eb473
--- /dev/null
+++ b/drivers/media/pci/saa7134/saa7134-input.c
@@ -0,0 +1,1000 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ *
+ * handle saa7134 IR remotes via linux kernel input layer.
+ */
+
+#include "saa7134.h"
+#include "saa7134-reg.h"
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/delay.h>
+#include <linux/interrupt.h>
+#include <linux/slab.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 input_dbg(fmt, arg...) do { \
+	if (ir_debug) \
+		printk(KERN_DEBUG pr_fmt("input: " fmt), ## arg); \
+	} while (0)
+#define ir_dbg(ir, fmt, arg...) do { \
+	if (ir_debug) \
+		printk(KERN_DEBUG pr_fmt("ir %s: " fmt), ir->rc->device_name, \
+		       ## arg); \
+	} while (0)
+
+/* 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);
+	input_dbg("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, RC_PROTO_UNKNOWN, 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, RC_PROTO_UNKNOWN, 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, RC_PROTO_UNKNOWN, data,
+					     0);
+			rc_keyup(ir->dev);
+		}
+	}
+
+	return 0;
+}
+
+/* --------------------- Chip specific I2C key builders ----------------- */
+
+static int get_key_flydvb_trio(struct IR_i2c *ir, enum rc_proto *protocol,
+			       u32 *scancode, u8 *toggle)
+{
+	int gpio, rc;
+	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) {
+		ir_dbg(ir, "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 */
+
+	/* 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;
+		}
+		ir_dbg(ir, "send wake up byte to pic16C505 (IR chip)failed %dx\n",
+		       attempt);
+		return -EIO;
+	}
+	rc = i2c_master_recv(ir->c, &b, 1);
+	if (rc != 1) {
+		ir_dbg(ir, "read error\n");
+		if (rc < 0)
+			return rc;
+		return -EIO;
+	}
+
+	*protocol = RC_PROTO_UNKNOWN;
+	*scancode = b;
+	*toggle = 0;
+	return 1;
+}
+
+static int get_key_msi_tvanywhere_plus(struct IR_i2c *ir,
+				       enum rc_proto *protocol,
+				       u32 *scancode, u8 *toggle)
+{
+	unsigned char b;
+	int gpio, rc;
+
+	/* <dev> is needed to access GPIO. Used by the saa_readl macro. */
+	struct saa7134_dev *dev = ir->c->adapter->algo_data;
+	if (dev == NULL) {
+		ir_dbg(ir, "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. */
+
+	rc = i2c_master_recv(ir->c, &b, 1);
+	if (rc != 1) {
+		ir_dbg(ir, "read error\n");
+		if (rc < 0)
+			return rc;
+		return -EIO;
+	}
+
+	/* No button press */
+
+	if (b == 0xff)
+		return 0;
+
+	/* Button pressed */
+
+	input_dbg("get_key_msi_tvanywhere_plus: Key = 0x%02X\n", b);
+	*protocol = RC_PROTO_UNKNOWN;
+	*scancode = b;
+	*toggle = 0;
+	return 1;
+}
+
+/* copied and modified from get_key_msi_tvanywhere_plus() */
+static int get_key_kworld_pc150u(struct IR_i2c *ir, enum rc_proto *protocol,
+				 u32 *scancode, u8 *toggle)
+{
+	unsigned char b;
+	unsigned int gpio;
+	int rc;
+
+	/* <dev> is needed to access GPIO. Used by the saa_readl macro. */
+	struct saa7134_dev *dev = ir->c->adapter->algo_data;
+	if (dev == NULL) {
+		ir_dbg(ir, "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. */
+
+	rc = i2c_master_recv(ir->c, &b, 1);
+	if (rc != 1) {
+		ir_dbg(ir, "read error\n");
+		if (rc < 0)
+			return rc;
+		return -EIO;
+	}
+
+	/* No button press */
+
+	if (b == 0xff)
+		return 0;
+
+	/* Button pressed */
+
+	input_dbg("get_key_kworld_pc150u: Key = 0x%02X\n", b);
+	*protocol = RC_PROTO_UNKNOWN;
+	*scancode = b;
+	*toggle = 0;
+	return 1;
+}
+
+static int get_key_purpletv(struct IR_i2c *ir, enum rc_proto *protocol,
+			    u32 *scancode, u8 *toggle)
+{
+	int rc;
+	unsigned char b;
+
+	/* poll IR chip */
+	rc = i2c_master_recv(ir->c, &b, 1);
+	if (rc != 1) {
+		ir_dbg(ir, "read error\n");
+		if (rc < 0)
+			return rc;
+		return -EIO;
+	}
+
+	/* no button press */
+	if (b==0)
+		return 0;
+
+	/* repeating */
+	if (b & 0x80)
+		return 1;
+
+	*protocol = RC_PROTO_UNKNOWN;
+	*scancode = b;
+	*toggle = 0;
+	return 1;
+}
+
+static int get_key_beholdm6xx(struct IR_i2c *ir, enum rc_proto *protocol,
+			      u32 *scancode, u8 *toggle)
+{
+	int rc;
+	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;
+
+	rc = i2c_master_recv(ir->c, data, 12);
+	if (rc != 12) {
+		ir_dbg(ir, "read error\n");
+		if (rc < 0)
+			return rc;
+		return -EIO;
+	}
+
+	if (data[9] != (unsigned char)(~data[8]))
+		return 0;
+
+	*protocol = RC_PROTO_NECX;
+	*scancode = RC_SCANCODE_NECX(data[11] << 8 | data[10], data[9]);
+	*toggle = 0;
+	return 1;
+}
+
+/* Common (grey or coloured) pinnacle PCTV remote handling
+ *
+ */
+static int get_key_pinnacle(struct IR_i2c *ir, enum rc_proto *protocol,
+			    u32 *scancode, u8 *toggle, int parity_offset,
+			    int marker, int code_modulo)
+{
+	int rc;
+	unsigned char b[4];
+	unsigned int start = 0,parity = 0,code = 0;
+
+	/* poll IR chip */
+	rc = i2c_master_recv(ir->c, b, 4);
+	if (rc != 4) {
+		ir_dbg(ir, "read error\n");
+		if (rc < 0)
+			return rc;
+		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;
+
+	*protocol = RC_PROTO_UNKNOWN;
+	*scancode = code;
+	*toggle = 0;
+
+	ir_dbg(ir, "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, enum rc_proto *protocol,
+				 u32 *scancode, u8 *toggle)
+{
+
+	return get_key_pinnacle(ir, protocol, scancode, toggle, 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, enum rc_proto *protocol,
+				  u32 *scancode, u8 *toggle)
+{
+	/* 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, protocol, scancode, toggle, 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(struct timer_list *t)
+{
+	struct saa7134_card_ir *ir = from_timer(ir, t, timer);
+	struct saa7134_dev *dev = ir->dev->priv;
+
+	build_key(dev);
+	mod_timer(&ir->timer, jiffies + msecs_to_jiffies(ir->polling));
+}
+
+int saa7134_ir_open(struct rc_dev *rc)
+{
+	struct saa7134_dev *dev = rc->priv;
+	struct saa7134_card_ir *ir = dev->remote;
+
+	/* 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_505:
+	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) {
+		timer_setup(&ir->timer, saa7134_input_timer, 0);
+		ir->timer.expires = jiffies + HZ;
+		add_timer(&ir->timer);
+	}
+
+	return 0;
+}
+
+void saa7134_ir_close(struct rc_dev *rc)
+{
+	struct saa7134_dev *dev = rc->priv;
+	struct saa7134_card_ir *ir = dev->remote;
+
+	if (ir->polling)
+		del_timer_sync(&ir->timer);
+
+	ir->running = false;
+}
+
+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_505:
+	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_open() */
+		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_open() */
+		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_open() */
+		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_open() */
+		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;
+	case SAA7134_BOARD_LEADTEK_WINFAST_TV2100_FM:
+		ir_codes     = RC_MAP_LEADTEK_Y04G0051;
+		mask_keydown = 0x0040000;	/* Enable GPIO18 line on both edges */
+		mask_keyup   = 0x0040000;
+		mask_keycode = 0xffff;
+		raw_decode   = true;
+		break;
+	}
+	if (NULL == ir_codes) {
+		pr_err("Oops: IR config error [card=%d]\n", dev->board);
+		return -ENODEV;
+	}
+
+	ir = kzalloc(sizeof(*ir), GFP_KERNEL);
+	rc = rc_allocate_device(RC_DRIVER_SCANCODE);
+	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->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->allowed_protocols = RC_PROTO_BIT_ALL_IR_DECODER;
+	}
+
+	rc->device_name = saa7134_boards[dev->board].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;
+	rc->min_timeout = 1;
+	rc->timeout = IR_DEFAULT_TIMEOUT;
+	rc->max_timeout = 10 * IR_DEFAULT_TIMEOUT;
+
+	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;
+
+	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) {
+		input_dbg("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));
+	strscpy(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);
+		input_dbg("probe 0x%02x @ %s: %s\n",
+			msg_msi.addr, dev->i2c_adap.name,
+			(1 == rc) ? "yes" : "no");
+		break;
+	case SAA7134_BOARD_SNAZIO_TVPVR_PRO:
+		dev->init_data.name = "SnaZio* TVPVR PRO";
+		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);
+		input_dbg("probe 0x%02x @ %s: %s\n",
+			msg_msi.addr, dev->i2c_adap.name,
+			(rc == 1) ? "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);
+		input_dbg("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 = saa7134_boards[dev->board].name;
+		dev->init_data.ir_codes = RC_MAP_HAUPPAUGE;
+		dev->init_data.type = RC_PROTO_BIT_RC5 |
+				RC_PROTO_BIT_RC6_MCE | RC_PROTO_BIT_RC6_6A_32;
+		dev->init_data.internal_get_key_func = IR_KBD_GET_KEY_HAUP_XVR;
+		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_PROTO_BIT_NECX;
+		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:
+		input_dbg("No I2C IR support for board %x\n", dev->board);
+		return;
+	}
+
+	if (dev->init_data.name)
+		info.platform_data = &dev->init_data;
+	i2c_new_client_device(&dev->i2c_adap, &info);
+}
+
+static int saa7134_raw_decode_irq(struct saa7134_dev *dev)
+{
+	struct saa7134_card_ir *ir = dev->remote;
+	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);
+
+	return 1;
+}