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-rw-r--r--drivers/media/rc/img-ir/img-ir-hw.c15
-rw-r--r--drivers/media/rc/img-ir/img-ir-nec.c27
-rw-r--r--drivers/media/rc/ir-nec-decoder.c5
-rw-r--r--drivers/media/rc/keymaps/rc-tivo.c86
-rw-r--r--drivers/media/rc/rc-main.c98
5 files changed, 136 insertions, 95 deletions
diff --git a/drivers/media/rc/img-ir/img-ir-hw.c b/drivers/media/rc/img-ir/img-ir-hw.c
index 579a52b3edce..0127dd257a57 100644
--- a/drivers/media/rc/img-ir/img-ir-hw.c
+++ b/drivers/media/rc/img-ir/img-ir-hw.c
@@ -504,6 +504,18 @@ unlock:
return ret;
}
+static int img_ir_set_normal_filter(struct rc_dev *dev,
+ struct rc_scancode_filter *sc_filter)
+{
+ return img_ir_set_filter(dev, RC_FILTER_NORMAL, sc_filter);
+}
+
+static int img_ir_set_wakeup_filter(struct rc_dev *dev,
+ struct rc_scancode_filter *sc_filter)
+{
+ return img_ir_set_filter(dev, RC_FILTER_WAKEUP, sc_filter);
+}
+
/**
* img_ir_set_decoder() - Set the current decoder.
* @priv: IR private data.
@@ -986,7 +998,8 @@ int img_ir_probe_hw(struct img_ir_priv *priv)
rdev->map_name = RC_MAP_EMPTY;
rc_set_allowed_protocols(rdev, img_ir_allowed_protos(priv));
rdev->input_name = "IMG Infrared Decoder";
- rdev->s_filter = img_ir_set_filter;
+ rdev->s_filter = img_ir_set_normal_filter;
+ rdev->s_wakeup_filter = img_ir_set_wakeup_filter;
/* Register hardware decoder */
error = rc_register_device(rdev);
diff --git a/drivers/media/rc/img-ir/img-ir-nec.c b/drivers/media/rc/img-ir/img-ir-nec.c
index e7a731bc3a9b..751d9d945269 100644
--- a/drivers/media/rc/img-ir/img-ir-nec.c
+++ b/drivers/media/rc/img-ir/img-ir-nec.c
@@ -5,6 +5,7 @@
*/
#include "img-ir-hw.h"
+#include <linux/bitrev.h>
/* Convert NEC data to a scancode */
static int img_ir_nec_scancode(int len, u64 raw, int *scancode, u64 protocols)
@@ -22,11 +23,11 @@ static int img_ir_nec_scancode(int len, u64 raw, int *scancode, u64 protocols)
data_inv = (raw >> 24) & 0xff;
if ((data_inv ^ data) != 0xff) {
/* 32-bit NEC (used by Apple and TiVo remotes) */
- /* scan encoding: aaAAddDD */
- *scancode = addr_inv << 24 |
- addr << 16 |
- data_inv << 8 |
- data;
+ /* scan encoding: as transmitted, MSBit = first received bit */
+ *scancode = bitrev8(addr) << 24 |
+ bitrev8(addr_inv) << 16 |
+ bitrev8(data) << 8 |
+ bitrev8(data_inv);
} else if ((addr_inv ^ addr) != 0xff) {
/* Extended NEC */
/* scan encoding: AAaaDD */
@@ -54,13 +55,15 @@ static int img_ir_nec_filter(const struct rc_scancode_filter *in,
if ((in->data | in->mask) & 0xff000000) {
/* 32-bit NEC (used by Apple and TiVo remotes) */
- /* scan encoding: aaAAddDD */
- addr_inv = (in->data >> 24) & 0xff;
- addr_inv_m = (in->mask >> 24) & 0xff;
- addr = (in->data >> 16) & 0xff;
- addr_m = (in->mask >> 16) & 0xff;
- data_inv = (in->data >> 8) & 0xff;
- data_inv_m = (in->mask >> 8) & 0xff;
+ /* scan encoding: as transmitted, MSBit = first received bit */
+ addr = bitrev8(in->data >> 24);
+ addr_m = bitrev8(in->mask >> 24);
+ addr_inv = bitrev8(in->data >> 16);
+ addr_inv_m = bitrev8(in->mask >> 16);
+ data = bitrev8(in->data >> 8);
+ data_m = bitrev8(in->mask >> 8);
+ data_inv = bitrev8(in->data >> 0);
+ data_inv_m = bitrev8(in->mask >> 0);
} else if ((in->data | in->mask) & 0x00ff0000) {
/* Extended NEC */
/* scan encoding AAaaDD */
diff --git a/drivers/media/rc/ir-nec-decoder.c b/drivers/media/rc/ir-nec-decoder.c
index 9de1791d2494..35c42e5e270b 100644
--- a/drivers/media/rc/ir-nec-decoder.c
+++ b/drivers/media/rc/ir-nec-decoder.c
@@ -172,10 +172,7 @@ static int ir_nec_decode(struct rc_dev *dev, struct ir_raw_event ev)
if (send_32bits) {
/* NEC transport, but modified protocol, used by at
* least Apple and TiVo remotes */
- scancode = not_address << 24 |
- address << 16 |
- not_command << 8 |
- command;
+ scancode = data->bits;
IR_dprintk(1, "NEC (modified) scancode 0x%08x\n", scancode);
} else if ((address ^ not_address) != 0xff) {
/* Extended NEC */
diff --git a/drivers/media/rc/keymaps/rc-tivo.c b/drivers/media/rc/keymaps/rc-tivo.c
index 5cc1b456e329..454e06295692 100644
--- a/drivers/media/rc/keymaps/rc-tivo.c
+++ b/drivers/media/rc/keymaps/rc-tivo.c
@@ -15,62 +15,62 @@
* Initial mapping is for the TiVo remote included in the Nero LiquidTV bundle,
* which also ships with a TiVo-branded IR transceiver, supported by the mceusb
* driver. Note that the remote uses an NEC-ish protocol, but instead of having
- * a command/not_command pair, it has a vendor ID of 0x3085, but some keys, the
+ * a command/not_command pair, it has a vendor ID of 0xa10c, but some keys, the
* NEC extended checksums do pass, so the table presently has the intended
* values and the checksum-passed versions for those keys.
*/
static struct rc_map_table tivo[] = {
- { 0x3085f009, KEY_MEDIA }, /* TiVo Button */
- { 0x3085e010, KEY_POWER2 }, /* TV Power */
- { 0x3085e011, KEY_TV }, /* Live TV/Swap */
- { 0x3085c034, KEY_VIDEO_NEXT }, /* TV Input */
- { 0x3085e013, KEY_INFO },
- { 0x3085a05f, KEY_CYCLEWINDOWS }, /* Window */
+ { 0xa10c900f, KEY_MEDIA }, /* TiVo Button */
+ { 0xa10c0807, KEY_POWER2 }, /* TV Power */
+ { 0xa10c8807, KEY_TV }, /* Live TV/Swap */
+ { 0xa10c2c03, KEY_VIDEO_NEXT }, /* TV Input */
+ { 0xa10cc807, KEY_INFO },
+ { 0xa10cfa05, KEY_CYCLEWINDOWS }, /* Window */
{ 0x0085305f, KEY_CYCLEWINDOWS },
- { 0x3085c036, KEY_EPG }, /* Guide */
+ { 0xa10c6c03, KEY_EPG }, /* Guide */
- { 0x3085e014, KEY_UP },
- { 0x3085e016, KEY_DOWN },
- { 0x3085e017, KEY_LEFT },
- { 0x3085e015, KEY_RIGHT },
+ { 0xa10c2807, KEY_UP },
+ { 0xa10c6807, KEY_DOWN },
+ { 0xa10ce807, KEY_LEFT },
+ { 0xa10ca807, KEY_RIGHT },
- { 0x3085e018, KEY_SCROLLDOWN }, /* Red Thumbs Down */
- { 0x3085e019, KEY_SELECT },
- { 0x3085e01a, KEY_SCROLLUP }, /* Green Thumbs Up */
+ { 0xa10c1807, KEY_SCROLLDOWN }, /* Red Thumbs Down */
+ { 0xa10c9807, KEY_SELECT },
+ { 0xa10c5807, KEY_SCROLLUP }, /* Green Thumbs Up */
- { 0x3085e01c, KEY_VOLUMEUP },
- { 0x3085e01d, KEY_VOLUMEDOWN },
- { 0x3085e01b, KEY_MUTE },
- { 0x3085d020, KEY_RECORD },
- { 0x3085e01e, KEY_CHANNELUP },
- { 0x3085e01f, KEY_CHANNELDOWN },
+ { 0xa10c3807, KEY_VOLUMEUP },
+ { 0xa10cb807, KEY_VOLUMEDOWN },
+ { 0xa10cd807, KEY_MUTE },
+ { 0xa10c040b, KEY_RECORD },
+ { 0xa10c7807, KEY_CHANNELUP },
+ { 0xa10cf807, KEY_CHANNELDOWN },
{ 0x0085301f, KEY_CHANNELDOWN },
- { 0x3085d021, KEY_PLAY },
- { 0x3085d023, KEY_PAUSE },
- { 0x3085d025, KEY_SLOW },
- { 0x3085d022, KEY_REWIND },
- { 0x3085d024, KEY_FASTFORWARD },
- { 0x3085d026, KEY_PREVIOUS },
- { 0x3085d027, KEY_NEXT }, /* ->| */
+ { 0xa10c840b, KEY_PLAY },
+ { 0xa10cc40b, KEY_PAUSE },
+ { 0xa10ca40b, KEY_SLOW },
+ { 0xa10c440b, KEY_REWIND },
+ { 0xa10c240b, KEY_FASTFORWARD },
+ { 0xa10c640b, KEY_PREVIOUS },
+ { 0xa10ce40b, KEY_NEXT }, /* ->| */
- { 0x3085b044, KEY_ZOOM }, /* Aspect */
- { 0x3085b048, KEY_STOP },
- { 0x3085b04a, KEY_DVD }, /* DVD Menu */
+ { 0xa10c220d, KEY_ZOOM }, /* Aspect */
+ { 0xa10c120d, KEY_STOP },
+ { 0xa10c520d, KEY_DVD }, /* DVD Menu */
- { 0x3085d028, KEY_NUMERIC_1 },
- { 0x3085d029, KEY_NUMERIC_2 },
- { 0x3085d02a, KEY_NUMERIC_3 },
- { 0x3085d02b, KEY_NUMERIC_4 },
- { 0x3085d02c, KEY_NUMERIC_5 },
- { 0x3085d02d, KEY_NUMERIC_6 },
- { 0x3085d02e, KEY_NUMERIC_7 },
- { 0x3085d02f, KEY_NUMERIC_8 },
+ { 0xa10c140b, KEY_NUMERIC_1 },
+ { 0xa10c940b, KEY_NUMERIC_2 },
+ { 0xa10c540b, KEY_NUMERIC_3 },
+ { 0xa10cd40b, KEY_NUMERIC_4 },
+ { 0xa10c340b, KEY_NUMERIC_5 },
+ { 0xa10cb40b, KEY_NUMERIC_6 },
+ { 0xa10c740b, KEY_NUMERIC_7 },
+ { 0xa10cf40b, KEY_NUMERIC_8 },
{ 0x0085302f, KEY_NUMERIC_8 },
- { 0x3085c030, KEY_NUMERIC_9 },
- { 0x3085c031, KEY_NUMERIC_0 },
- { 0x3085c033, KEY_ENTER },
- { 0x3085c032, KEY_CLEAR },
+ { 0xa10c0c03, KEY_NUMERIC_9 },
+ { 0xa10c8c03, KEY_NUMERIC_0 },
+ { 0xa10ccc03, KEY_ENTER },
+ { 0xa10c4c03, KEY_CLEAR },
};
static struct rc_map_list tivo_map = {
diff --git a/drivers/media/rc/rc-main.c b/drivers/media/rc/rc-main.c
index 99697aae92ff..970b93d6f399 100644
--- a/drivers/media/rc/rc-main.c
+++ b/drivers/media/rc/rc-main.c
@@ -633,19 +633,13 @@ EXPORT_SYMBOL_GPL(rc_repeat);
static void ir_do_keydown(struct rc_dev *dev, int scancode,
u32 keycode, u8 toggle)
{
- struct rc_scancode_filter *filter;
- bool new_event = !dev->keypressed ||
- dev->last_scancode != scancode ||
- dev->last_toggle != toggle;
+ bool new_event = (!dev->keypressed ||
+ dev->last_scancode != scancode ||
+ dev->last_toggle != toggle);
if (new_event && dev->keypressed)
ir_do_keyup(dev, false);
- /* Generic scancode filtering */
- filter = &dev->scancode_filters[RC_FILTER_NORMAL];
- if (filter->mask && ((scancode ^ filter->data) & filter->mask))
- return;
-
input_event(dev->input_dev, EV_MSC, MSC_SCAN, scancode);
if (new_event && keycode != KEY_RESERVED) {
@@ -923,6 +917,7 @@ static ssize_t store_protocols(struct device *device,
int rc, i, count = 0;
ssize_t ret;
int (*change_protocol)(struct rc_dev *dev, u64 *rc_type);
+ int (*set_filter)(struct rc_dev *dev, struct rc_scancode_filter *filter);
struct rc_scancode_filter local_filter, *filter;
/* Device is being removed */
@@ -1007,24 +1002,23 @@ static ssize_t store_protocols(struct device *device,
* Fall back to clearing the filter.
*/
filter = &dev->scancode_filters[fattr->type];
- if (old_type != type && filter->mask) {
+ set_filter = (fattr->type == RC_FILTER_NORMAL)
+ ? dev->s_filter : dev->s_wakeup_filter;
+
+ if (set_filter && old_type != type && filter->mask) {
local_filter = *filter;
if (!type) {
/* no protocol => clear filter */
ret = -1;
- } else if (!dev->s_filter) {
- /* generic filtering => accept any filter */
- ret = 0;
} else {
/* hardware filtering => try setting, otherwise clear */
- ret = dev->s_filter(dev, fattr->type, &local_filter);
+ ret = set_filter(dev, &local_filter);
}
if (ret < 0) {
/* clear the filter */
local_filter.data = 0;
local_filter.mask = 0;
- if (dev->s_filter)
- dev->s_filter(dev, fattr->type, &local_filter);
+ set_filter(dev, &local_filter);
}
/* commit the new filter */
@@ -1068,7 +1062,10 @@ static ssize_t show_filter(struct device *device,
return -EINVAL;
mutex_lock(&dev->lock);
- if (fattr->mask)
+ if ((fattr->type == RC_FILTER_NORMAL && !dev->s_filter) ||
+ (fattr->type == RC_FILTER_WAKEUP && !dev->s_wakeup_filter))
+ val = 0;
+ else if (fattr->mask)
val = dev->scancode_filters[fattr->type].mask;
else
val = dev->scancode_filters[fattr->type].data;
@@ -1106,6 +1103,7 @@ static ssize_t store_filter(struct device *device,
struct rc_scancode_filter local_filter, *filter;
int ret;
unsigned long val;
+ int (*set_filter)(struct rc_dev *dev, struct rc_scancode_filter *filter);
/* Device is being removed */
if (!dev)
@@ -1115,9 +1113,11 @@ static ssize_t store_filter(struct device *device,
if (ret < 0)
return ret;
- /* Scancode filter not supported (but still accept 0) */
- if (!dev->s_filter && fattr->type != RC_FILTER_NORMAL)
- return val ? -EINVAL : count;
+ /* Can the scancode filter be set? */
+ set_filter = (fattr->type == RC_FILTER_NORMAL) ? dev->s_filter :
+ dev->s_wakeup_filter;
+ if (!set_filter)
+ return -EINVAL;
mutex_lock(&dev->lock);
@@ -1128,16 +1128,16 @@ static ssize_t store_filter(struct device *device,
local_filter.mask = val;
else
local_filter.data = val;
+
if (!dev->enabled_protocols[fattr->type] && local_filter.mask) {
/* refuse to set a filter unless a protocol is enabled */
ret = -EINVAL;
goto unlock;
}
- if (dev->s_filter) {
- ret = dev->s_filter(dev, fattr->type, &local_filter);
- if (ret < 0)
- goto unlock;
- }
+
+ ret = set_filter(dev, &local_filter);
+ if (ret < 0)
+ goto unlock;
/* Success, commit the new filter */
*filter = local_filter;
@@ -1189,27 +1189,45 @@ static RC_FILTER_ATTR(wakeup_filter, S_IRUGO|S_IWUSR,
static RC_FILTER_ATTR(wakeup_filter_mask, S_IRUGO|S_IWUSR,
show_filter, store_filter, RC_FILTER_WAKEUP, true);
-static struct attribute *rc_dev_attrs[] = {
+static struct attribute *rc_dev_protocol_attrs[] = {
&dev_attr_protocols.attr.attr,
+ NULL,
+};
+
+static struct attribute_group rc_dev_protocol_attr_grp = {
+ .attrs = rc_dev_protocol_attrs,
+};
+
+static struct attribute *rc_dev_wakeup_protocol_attrs[] = {
&dev_attr_wakeup_protocols.attr.attr,
+ NULL,
+};
+
+static struct attribute_group rc_dev_wakeup_protocol_attr_grp = {
+ .attrs = rc_dev_wakeup_protocol_attrs,
+};
+
+static struct attribute *rc_dev_filter_attrs[] = {
&dev_attr_filter.attr.attr,
&dev_attr_filter_mask.attr.attr,
- &dev_attr_wakeup_filter.attr.attr,
- &dev_attr_wakeup_filter_mask.attr.attr,
NULL,
};
-static struct attribute_group rc_dev_attr_grp = {
- .attrs = rc_dev_attrs,
+static struct attribute_group rc_dev_filter_attr_grp = {
+ .attrs = rc_dev_filter_attrs,
};
-static const struct attribute_group *rc_dev_attr_groups[] = {
- &rc_dev_attr_grp,
- NULL
+static struct attribute *rc_dev_wakeup_filter_attrs[] = {
+ &dev_attr_wakeup_filter.attr.attr,
+ &dev_attr_wakeup_filter_mask.attr.attr,
+ NULL,
+};
+
+static struct attribute_group rc_dev_wakeup_filter_attr_grp = {
+ .attrs = rc_dev_wakeup_filter_attrs,
};
static struct device_type rc_dev_type = {
- .groups = rc_dev_attr_groups,
.release = rc_dev_release,
.uevent = rc_dev_uevent,
};
@@ -1266,7 +1284,7 @@ int rc_register_device(struct rc_dev *dev)
static bool raw_init = false; /* raw decoders loaded? */
struct rc_map *rc_map;
const char *path;
- int rc, devno;
+ int rc, devno, attr = 0;
if (!dev || !dev->map_name)
return -EINVAL;
@@ -1294,6 +1312,16 @@ int rc_register_device(struct rc_dev *dev)
return -ENOMEM;
} while (test_and_set_bit(devno, ir_core_dev_number));
+ dev->dev.groups = dev->sysfs_groups;
+ dev->sysfs_groups[attr++] = &rc_dev_protocol_attr_grp;
+ if (dev->s_filter)
+ dev->sysfs_groups[attr++] = &rc_dev_filter_attr_grp;
+ if (dev->s_wakeup_filter)
+ dev->sysfs_groups[attr++] = &rc_dev_wakeup_filter_attr_grp;
+ if (dev->change_wakeup_protocol)
+ dev->sysfs_groups[attr++] = &rc_dev_wakeup_protocol_attr_grp;
+ dev->sysfs_groups[attr++] = NULL;
+
/*
* Take the lock here, as the device sysfs node will appear
* when device_add() is called, which may trigger an ir-keytable udev
generated by cgit v1.2.3 (git 2.0.4) at 2024-09-25 20:31:00 +0000