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-rw-r--r--drivers/media/IR/Makefile2
-rw-r--r--drivers/media/IR/ir-functions.c2
-rw-r--r--drivers/media/IR/ir-keymaps.c99
-rw-r--r--drivers/media/IR/ir-keytable.c67
-rw-r--r--drivers/media/IR/ir-sysfs.c211
5 files changed, 355 insertions, 26 deletions
diff --git a/drivers/media/IR/Makefile b/drivers/media/IR/Makefile
index df5ddb4bbbf7..171890e7a41d 100644
--- a/drivers/media/IR/Makefile
+++ b/drivers/media/IR/Makefile
@@ -1,5 +1,5 @@
ir-common-objs := ir-functions.o ir-keymaps.o
-ir-core-objs := ir-keytable.o
+ir-core-objs := ir-keytable.o ir-sysfs.o
obj-$(CONFIG_IR_CORE) += ir-core.o
obj-$(CONFIG_VIDEO_IR) += ir-common.o
diff --git a/drivers/media/IR/ir-functions.c b/drivers/media/IR/ir-functions.c
index 776a136616d6..ab06919ad5fc 100644
--- a/drivers/media/IR/ir-functions.c
+++ b/drivers/media/IR/ir-functions.c
@@ -52,7 +52,7 @@ static void ir_input_key_event(struct input_dev *dev, struct ir_input_state *ir)
/* -------------------------------------------------------------------------- */
int ir_input_init(struct input_dev *dev, struct ir_input_state *ir,
- int ir_type)
+ const u64 ir_type)
{
ir->ir_type = ir_type;
diff --git a/drivers/media/IR/ir-keymaps.c b/drivers/media/IR/ir-keymaps.c
index 9bbe6b1e9871..0efdefe75f32 100644
--- a/drivers/media/IR/ir-keymaps.c
+++ b/drivers/media/IR/ir-keymaps.c
@@ -3393,3 +3393,102 @@ struct ir_scancode_table ir_codes_nec_terratec_cinergy_xs_table = {
};
EXPORT_SYMBOL_GPL(ir_codes_nec_terratec_cinergy_xs_table);
+
+/* Leadtek Winfast TV USB II Deluxe remote
+ Magnus Alm <magnus.alm@gmail.com>
+ */
+static struct ir_scancode ir_codes_winfast_usbii_deluxe[] = {
+ { 0x62, KEY_0},
+ { 0x75, KEY_1},
+ { 0x76, KEY_2},
+ { 0x77, KEY_3},
+ { 0x79, KEY_4},
+ { 0x7a, KEY_5},
+ { 0x7b, KEY_6},
+ { 0x7d, KEY_7},
+ { 0x7e, KEY_8},
+ { 0x7f, KEY_9},
+
+ { 0x38, KEY_CAMERA}, /* SNAPSHOT */
+ { 0x37, KEY_RECORD}, /* RECORD */
+ { 0x35, KEY_TIME}, /* TIMESHIFT */
+
+ { 0x74, KEY_VOLUMEUP}, /* VOLUMEUP */
+ { 0x78, KEY_VOLUMEDOWN}, /* VOLUMEDOWN */
+ { 0x64, KEY_MUTE}, /* MUTE */
+
+ { 0x21, KEY_CHANNEL}, /* SURF */
+ { 0x7c, KEY_CHANNELUP}, /* CHANNELUP */
+ { 0x60, KEY_CHANNELDOWN}, /* CHANNELDOWN */
+ { 0x61, KEY_LAST}, /* LAST CHANNEL (RECALL) */
+
+ { 0x72, KEY_VIDEO}, /* INPUT MODES (TV/FM) */
+
+ { 0x70, KEY_POWER2}, /* TV ON/OFF */
+
+ { 0x39, KEY_CYCLEWINDOWS}, /* MINIMIZE (BOSS) */
+ { 0x3a, KEY_NEW}, /* PIP */
+ { 0x73, KEY_ZOOM}, /* FULLSECREEN */
+
+ { 0x66, KEY_INFO}, /* OSD (DISPLAY) */
+
+ { 0x31, KEY_DOT}, /* '.' */
+ { 0x63, KEY_ENTER}, /* ENTER */
+
+};
+struct ir_scancode_table ir_codes_winfast_usbii_deluxe_table = {
+ .scan = ir_codes_winfast_usbii_deluxe,
+ .size = ARRAY_SIZE(ir_codes_winfast_usbii_deluxe),
+};
+EXPORT_SYMBOL_GPL(ir_codes_winfast_usbii_deluxe_table);
+
+/* Kworld 315U
+ */
+static struct ir_scancode ir_codes_kworld_315u[] = {
+ { 0x6143, KEY_POWER },
+ { 0x6101, KEY_TUNER }, /* source */
+ { 0x610b, KEY_ZOOM },
+ { 0x6103, KEY_POWER2 }, /* shutdown */
+
+ { 0x6104, KEY_1 },
+ { 0x6108, KEY_2 },
+ { 0x6102, KEY_3 },
+ { 0x6109, KEY_CHANNELUP },
+
+ { 0x610f, KEY_4 },
+ { 0x6105, KEY_5 },
+ { 0x6106, KEY_6 },
+ { 0x6107, KEY_CHANNELDOWN },
+
+ { 0x610c, KEY_7 },
+ { 0x610d, KEY_8 },
+ { 0x610a, KEY_9 },
+ { 0x610e, KEY_VOLUMEUP },
+
+ { 0x6110, KEY_LAST },
+ { 0x6111, KEY_0 },
+ { 0x6112, KEY_ENTER },
+ { 0x6113, KEY_VOLUMEDOWN },
+
+ { 0x6114, KEY_RECORD },
+ { 0x6115, KEY_STOP },
+ { 0x6116, KEY_PLAY },
+ { 0x6117, KEY_MUTE },
+
+ { 0x6118, KEY_UP },
+ { 0x6119, KEY_DOWN },
+ { 0x611a, KEY_LEFT },
+ { 0x611b, KEY_RIGHT },
+
+ { 0x611c, KEY_RED },
+ { 0x611d, KEY_GREEN },
+ { 0x611e, KEY_YELLOW },
+ { 0x611f, KEY_BLUE },
+};
+
+struct ir_scancode_table ir_codes_kworld_315u_table = {
+ .scan = ir_codes_kworld_315u,
+ .size = ARRAY_SIZE(ir_codes_kworld_315u),
+ .ir_type = IR_TYPE_NEC,
+};
+EXPORT_SYMBOL_GPL(ir_codes_kworld_315u_table);
diff --git a/drivers/media/IR/ir-keytable.c b/drivers/media/IR/ir-keytable.c
index bff7a5356037..0a3b4ed38e48 100644
--- a/drivers/media/IR/ir-keytable.c
+++ b/drivers/media/IR/ir-keytable.c
@@ -13,7 +13,7 @@
*/
-#include <linux/usb/input.h>
+#include <linux/input.h>
#include <media/ir-common.h>
#define IR_TAB_MIN_SIZE 32
@@ -65,7 +65,7 @@ exit:
* In order to reduce the quantity of table resizes, it has a minimum
* table size of IR_TAB_MIN_SIZE.
*/
-int ir_roundup_tablesize(int n_elems)
+static int ir_roundup_tablesize(int n_elems)
{
size_t size;
@@ -81,7 +81,6 @@ int ir_roundup_tablesize(int n_elems)
return n_elems;
}
-EXPORT_SYMBOL_GPL(ir_roundup_tablesize);
/**
* ir_copy_table() - copies a keytable, discarding the unused entries
@@ -89,9 +88,11 @@ EXPORT_SYMBOL_GPL(ir_roundup_tablesize);
* @origin: origin table
*
* Copies all entries where the keycode is not KEY_UNKNOWN/KEY_RESERVED
+ * Also copies table size and table protocol.
+ * NOTE: It shouldn't copy the lock field
*/
-int ir_copy_table(struct ir_scancode_table *destin,
+static int ir_copy_table(struct ir_scancode_table *destin,
const struct ir_scancode_table *origin)
{
int i, j = 0;
@@ -105,12 +106,12 @@ int ir_copy_table(struct ir_scancode_table *destin,
j++;
}
destin->size = j;
+ destin->ir_type = origin->ir_type;
IR_dprintk(1, "Copied %d scancodes to the new keycode table\n", destin->size);
return 0;
}
-EXPORT_SYMBOL_GPL(ir_copy_table);
/**
* ir_getkeycode() - get a keycode at the evdev scancode ->keycode table
@@ -122,7 +123,7 @@ EXPORT_SYMBOL_GPL(ir_copy_table);
* If the key is not found, returns -EINVAL, otherwise, returns 0.
*/
static int ir_getkeycode(struct input_dev *dev,
- int scancode, int *keycode)
+ unsigned int scancode, unsigned int *keycode)
{
int elem;
struct ir_input_dev *ir_dev = input_get_drvdata(dev);
@@ -184,18 +185,14 @@ static void ir_delete_key(struct ir_scancode_table *rc_tab, int elem)
int newsize = rc_tab->size - 1;
int resize = ir_is_resize_needed(rc_tab, newsize);
struct ir_scancode *oldkeymap = rc_tab->scan;
- struct ir_scancode *newkeymap;
+ struct ir_scancode *newkeymap = NULL;
- if (resize) {
+ if (resize)
newkeymap = kzalloc(ir_roundup_tablesize(newsize) *
sizeof(*newkeymap), GFP_ATOMIC);
- /* There's no memory for resize. Keep the old table */
- if (!newkeymap)
- resize = 0;
- }
-
- if (!resize) {
+ /* There's no memory for resize. Keep the old table */
+ if (!resize || !newkeymap) {
newkeymap = oldkeymap;
/* We'll modify the live table. Lock it */
@@ -294,7 +291,7 @@ static int ir_insert_key(struct ir_scancode_table *rc_tab,
* If the key is not found, returns -EINVAL, otherwise, returns 0.
*/
static int ir_setkeycode(struct input_dev *dev,
- int scancode, int keycode)
+ unsigned int scancode, unsigned int keycode)
{
int rc = 0;
struct ir_input_dev *ir_dev = input_get_drvdata(dev);
@@ -399,12 +396,14 @@ EXPORT_SYMBOL_GPL(ir_g_keycode_from_table);
* @input_dev: the struct input_dev descriptor of the device
* @rc_tab: the struct ir_scancode_table table of scancode/keymap
*
- * This routine is used to initialize the input infrastructure to work with
- * an IR.
- * It should be called before registering the IR device.
+ * This routine is used to initialize the input infrastructure
+ * to work with an IR.
+ * It will register the input/evdev interface for the device and
+ * register the syfs code for IR class
*/
int ir_input_register(struct input_dev *input_dev,
- struct ir_scancode_table *rc_tab)
+ const struct ir_scancode_table *rc_tab,
+ const struct ir_dev_props *props)
{
struct ir_input_dev *ir_dev;
struct ir_scancode *keymap = rc_tab->scan;
@@ -417,19 +416,22 @@ int ir_input_register(struct input_dev *input_dev,
if (!ir_dev)
return -ENOMEM;
- spin_lock_init(&rc_tab->lock);
+ spin_lock_init(&ir_dev->rc_tab.lock);
ir_dev->rc_tab.size = ir_roundup_tablesize(rc_tab->size);
ir_dev->rc_tab.scan = kzalloc(ir_dev->rc_tab.size *
sizeof(struct ir_scancode), GFP_KERNEL);
- if (!ir_dev->rc_tab.scan)
+ if (!ir_dev->rc_tab.scan) {
+ kfree(ir_dev);
return -ENOMEM;
+ }
IR_dprintk(1, "Allocated space for %d keycode entries (%zd bytes)\n",
ir_dev->rc_tab.size,
ir_dev->rc_tab.size * sizeof(ir_dev->rc_tab.scan));
ir_copy_table(&ir_dev->rc_tab, rc_tab);
+ ir_dev->props = props;
/* set the bits for the keys */
IR_dprintk(1, "key map size: %d\n", rc_tab->size);
@@ -447,16 +449,31 @@ int ir_input_register(struct input_dev *input_dev,
input_set_drvdata(input_dev, ir_dev);
rc = input_register_device(input_dev);
+ if (rc < 0)
+ goto err;
+
+ rc = ir_register_class(input_dev);
if (rc < 0) {
- kfree(rc_tab->scan);
- kfree(ir_dev);
- input_set_drvdata(input_dev, NULL);
+ input_unregister_device(input_dev);
+ goto err;
}
+ return 0;
+
+err:
+ kfree(rc_tab->scan);
+ kfree(ir_dev);
+ input_set_drvdata(input_dev, NULL);
return rc;
}
EXPORT_SYMBOL_GPL(ir_input_register);
+/**
+ * ir_input_unregister() - unregisters IR and frees resources
+ * @input_dev: the struct input_dev descriptor of the device
+
+ * This routine is used to free memory and de-register interfaces.
+ */
void ir_input_unregister(struct input_dev *dev)
{
struct ir_input_dev *ir_dev = input_get_drvdata(dev);
@@ -472,6 +489,8 @@ void ir_input_unregister(struct input_dev *dev)
kfree(rc_tab->scan);
rc_tab->scan = NULL;
+ ir_unregister_class(dev);
+
kfree(ir_dev);
input_unregister_device(dev);
}
diff --git a/drivers/media/IR/ir-sysfs.c b/drivers/media/IR/ir-sysfs.c
new file mode 100644
index 000000000000..bf5fbcd84238
--- /dev/null
+++ b/drivers/media/IR/ir-sysfs.c
@@ -0,0 +1,211 @@
+/* ir-register.c - handle IR scancode->keycode tables
+ *
+ * Copyright (C) 2009 by Mauro Carvalho Chehab <mchehab@redhat.com>
+ *
+ * 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 of the License.
+ *
+ * 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.
+ */
+
+#include <linux/input.h>
+#include <linux/device.h>
+#include <media/ir-core.h>
+
+#define IRRCV_NUM_DEVICES 256
+
+/* bit array to represent IR sysfs device number */
+static unsigned long ir_core_dev_number;
+
+/* class for /sys/class/irrcv */
+static struct class *ir_input_class;
+
+/**
+ * show_protocol() - shows the current IR protocol
+ * @d: the device descriptor
+ * @mattr: the device attribute struct (unused)
+ * @buf: a pointer to the output buffer
+ *
+ * This routine is a callback routine for input read the IR protocol type.
+ * it is trigged by reading /sys/class/irrcv/irrcv?/current_protocol.
+ * It returns the protocol name, as understood by the driver.
+ */
+static ssize_t show_protocol(struct device *d,
+ struct device_attribute *mattr, char *buf)
+{
+ char *s;
+ struct ir_input_dev *ir_dev = dev_get_drvdata(d);
+ u64 ir_type = ir_dev->rc_tab.ir_type;
+
+ IR_dprintk(1, "Current protocol is %lld\n", (long long)ir_type);
+
+ /* FIXME: doesn't support multiple protocols at the same time */
+ if (ir_type == IR_TYPE_UNKNOWN)
+ s = "Unknown";
+ else if (ir_type == IR_TYPE_RC5)
+ s = "RC-5";
+ else if (ir_type == IR_TYPE_PD)
+ s = "Pulse/distance";
+ else if (ir_type == IR_TYPE_NEC)
+ s = "NEC";
+ else
+ s = "Other";
+
+ return sprintf(buf, "%s\n", s);
+}
+
+/**
+ * store_protocol() - shows the current IR protocol
+ * @d: the device descriptor
+ * @mattr: the device attribute struct (unused)
+ * @buf: a pointer to the input buffer
+ * @len: length of the input buffer
+ *
+ * This routine is a callback routine for changing the IR protocol type.
+ * it is trigged by reading /sys/class/irrcv/irrcv?/current_protocol.
+ * It changes the IR the protocol name, if the IR type is recognized
+ * by the driver.
+ * If an unknown protocol name is used, returns -EINVAL.
+ */
+static ssize_t store_protocol(struct device *d,
+ struct device_attribute *mattr,
+ const char *data,
+ size_t len)
+{
+ struct ir_input_dev *ir_dev = dev_get_drvdata(d);
+ u64 ir_type = IR_TYPE_UNKNOWN;
+ int rc = -EINVAL;
+ unsigned long flags;
+ char *buf;
+
+ buf = strsep((char **) &data, "\n");
+
+ if (!strcasecmp(buf, "rc-5"))
+ ir_type = IR_TYPE_RC5;
+ else if (!strcasecmp(buf, "pd"))
+ ir_type = IR_TYPE_PD;
+ else if (!strcasecmp(buf, "nec"))
+ ir_type = IR_TYPE_NEC;
+
+ if (ir_type == IR_TYPE_UNKNOWN) {
+ IR_dprintk(1, "Error setting protocol to %lld\n",
+ (long long)ir_type);
+ return -EINVAL;
+ }
+
+ if (ir_dev->props && ir_dev->props->change_protocol)
+ rc = ir_dev->props->change_protocol(ir_dev->props->priv,
+ ir_type);
+
+ if (rc < 0) {
+ IR_dprintk(1, "Error setting protocol to %lld\n",
+ (long long)ir_type);
+ return -EINVAL;
+ }
+
+ spin_lock_irqsave(&ir_dev->rc_tab.lock, flags);
+ ir_dev->rc_tab.ir_type = ir_type;
+ spin_unlock_irqrestore(&ir_dev->rc_tab.lock, flags);
+
+ IR_dprintk(1, "Current protocol is %lld\n",
+ (long long)ir_type);
+
+ return len;
+}
+
+/*
+ * Static device attribute struct with the sysfs attributes for IR's
+ */
+static DEVICE_ATTR(current_protocol, S_IRUGO | S_IWUSR,
+ show_protocol, store_protocol);
+
+static struct attribute *ir_dev_attrs[] = {
+ &dev_attr_current_protocol.attr,
+ NULL,
+};
+
+/**
+ * ir_register_class() - creates the sysfs for /sys/class/irrcv/irrcv?
+ * @input_dev: the struct input_dev descriptor of the device
+ *
+ * This routine is used to register the syfs code for IR class
+ */
+int ir_register_class(struct input_dev *input_dev)
+{
+ int rc;
+ struct kobject *kobj;
+
+ struct ir_input_dev *ir_dev = input_get_drvdata(input_dev);
+ int devno = find_first_zero_bit(&ir_core_dev_number,
+ IRRCV_NUM_DEVICES);
+
+ if (unlikely(devno < 0))
+ return devno;
+
+ ir_dev->attr.attrs = ir_dev_attrs;
+ ir_dev->class_dev = device_create(ir_input_class, NULL,
+ input_dev->dev.devt, ir_dev,
+ "irrcv%d", devno);
+ kobj = &ir_dev->class_dev->kobj;
+
+ printk(KERN_WARNING "Creating IR device %s\n", kobject_name(kobj));
+ rc = sysfs_create_group(kobj, &ir_dev->attr);
+ if (unlikely(rc < 0)) {
+ device_destroy(ir_input_class, input_dev->dev.devt);
+ return -ENOMEM;
+ }
+
+ ir_dev->devno = devno;
+ set_bit(devno, &ir_core_dev_number);
+
+ return 0;
+};
+
+/**
+ * ir_unregister_class() - removes the sysfs for sysfs for
+ * /sys/class/irrcv/irrcv?
+ * @input_dev: the struct input_dev descriptor of the device
+ *
+ * This routine is used to unregister the syfs code for IR class
+ */
+void ir_unregister_class(struct input_dev *input_dev)
+{
+ struct ir_input_dev *ir_dev = input_get_drvdata(input_dev);
+ struct kobject *kobj;
+
+ clear_bit(ir_dev->devno, &ir_core_dev_number);
+
+ kobj = &ir_dev->class_dev->kobj;
+
+ sysfs_remove_group(kobj, &ir_dev->attr);
+ device_destroy(ir_input_class, input_dev->dev.devt);
+
+ kfree(ir_dev->attr.name);
+}
+
+/*
+ * Init/exit code for the module. Basically, creates/removes /sys/class/irrcv
+ */
+
+static int __init ir_core_init(void)
+{
+ ir_input_class = class_create(THIS_MODULE, "irrcv");
+ if (IS_ERR(ir_input_class)) {
+ printk(KERN_ERR "ir_core: unable to register irrcv class\n");
+ return PTR_ERR(ir_input_class);
+ }
+
+ return 0;
+}
+
+static void __exit ir_core_exit(void)
+{
+ class_destroy(ir_input_class);
+}
+
+module_init(ir_core_init);
+module_exit(ir_core_exit);
generated by cgit v1.2.3 (git 2.39.0) at 2024-10-31 12:25:35 +0300