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Diffstat (limited to 'net/bluetooth/hci_debugfs.c')
-rw-r--r--net/bluetooth/hci_debugfs.c98
1 files changed, 92 insertions, 6 deletions
diff --git a/net/bluetooth/hci_debugfs.c b/net/bluetooth/hci_debugfs.c
index 65261e5d4b84..7db4220941cc 100644
--- a/net/bluetooth/hci_debugfs.c
+++ b/net/bluetooth/hci_debugfs.c
@@ -28,6 +28,54 @@
#include "hci_debugfs.h"
+#define DEFINE_QUIRK_ATTRIBUTE(__name, __quirk) \
+static ssize_t __name ## _read(struct file *file, \
+ char __user *user_buf, \
+ size_t count, loff_t *ppos) \
+{ \
+ struct hci_dev *hdev = file->private_data; \
+ char buf[3]; \
+ \
+ buf[0] = test_bit(__quirk, &hdev->quirks) ? 'Y' : 'N'; \
+ buf[1] = '\n'; \
+ buf[2] = '\0'; \
+ return simple_read_from_buffer(user_buf, count, ppos, buf, 2); \
+} \
+ \
+static ssize_t __name ## _write(struct file *file, \
+ const char __user *user_buf, \
+ size_t count, loff_t *ppos) \
+{ \
+ struct hci_dev *hdev = file->private_data; \
+ char buf[32]; \
+ size_t buf_size = min(count, (sizeof(buf) - 1)); \
+ bool enable; \
+ \
+ if (test_bit(HCI_UP, &hdev->flags)) \
+ return -EBUSY; \
+ \
+ if (copy_from_user(buf, user_buf, buf_size)) \
+ return -EFAULT; \
+ \
+ buf[buf_size] = '\0'; \
+ if (strtobool(buf, &enable)) \
+ return -EINVAL; \
+ \
+ if (enable == test_bit(__quirk, &hdev->quirks)) \
+ return -EALREADY; \
+ \
+ change_bit(__quirk, &hdev->quirks); \
+ \
+ return count; \
+} \
+ \
+static const struct file_operations __name ## _fops = { \
+ .open = simple_open, \
+ .read = __name ## _read, \
+ .write = __name ## _write, \
+ .llseek = default_llseek, \
+} \
+
static int features_show(struct seq_file *f, void *ptr)
{
struct hci_dev *hdev = f->private;
@@ -66,6 +114,30 @@ static const struct file_operations features_fops = {
.release = single_release,
};
+static int device_id_show(struct seq_file *f, void *ptr)
+{
+ struct hci_dev *hdev = f->private;
+
+ hci_dev_lock(hdev);
+ seq_printf(f, "%4.4x:%4.4x:%4.4x:%4.4x\n", hdev->devid_source,
+ hdev->devid_vendor, hdev->devid_product, hdev->devid_version);
+ hci_dev_unlock(hdev);
+
+ return 0;
+}
+
+static int device_id_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, device_id_show, inode->i_private);
+}
+
+static const struct file_operations device_id_fops = {
+ .open = device_id_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+};
+
static int device_list_show(struct seq_file *f, void *ptr)
{
struct hci_dev *hdev = f->private;
@@ -166,7 +238,7 @@ static int remote_oob_show(struct seq_file *f, void *ptr)
seq_printf(f, "%pMR (type %u) %u %*phN %*phN %*phN %*phN\n",
&data->bdaddr, data->bdaddr_type, data->present,
16, data->hash192, 16, data->rand192,
- 16, data->hash256, 19, data->rand256);
+ 16, data->hash256, 16, data->rand256);
}
hci_dev_unlock(hdev);
@@ -247,7 +319,7 @@ static ssize_t use_debug_keys_read(struct file *file, char __user *user_buf,
struct hci_dev *hdev = file->private_data;
char buf[3];
- buf[0] = test_bit(HCI_USE_DEBUG_KEYS, &hdev->dev_flags) ? 'Y': 'N';
+ buf[0] = hci_dev_test_flag(hdev, HCI_USE_DEBUG_KEYS) ? 'Y': 'N';
buf[1] = '\n';
buf[2] = '\0';
return simple_read_from_buffer(user_buf, count, ppos, buf, 2);
@@ -265,7 +337,7 @@ static ssize_t sc_only_mode_read(struct file *file, char __user *user_buf,
struct hci_dev *hdev = file->private_data;
char buf[3];
- buf[0] = test_bit(HCI_SC_ONLY, &hdev->dev_flags) ? 'Y': 'N';
+ buf[0] = hci_dev_test_flag(hdev, HCI_SC_ONLY) ? 'Y': 'N';
buf[1] = '\n';
buf[2] = '\0';
return simple_read_from_buffer(user_buf, count, ppos, buf, 2);
@@ -287,6 +359,8 @@ void hci_debugfs_create_common(struct hci_dev *hdev)
debugfs_create_u16("hci_revision", 0444, hdev->debugfs, &hdev->hci_rev);
debugfs_create_u8("hardware_error", 0444, hdev->debugfs,
&hdev->hw_error_code);
+ debugfs_create_file("device_id", 0444, hdev->debugfs, hdev,
+ &device_id_fops);
debugfs_create_file("device_list", 0444, hdev->debugfs, hdev,
&device_list_fops);
@@ -679,7 +753,7 @@ static ssize_t force_static_address_read(struct file *file,
struct hci_dev *hdev = file->private_data;
char buf[3];
- buf[0] = test_bit(HCI_FORCE_STATIC_ADDR, &hdev->dbg_flags) ? 'Y': 'N';
+ buf[0] = hci_dev_test_flag(hdev, HCI_FORCE_STATIC_ADDR) ? 'Y': 'N';
buf[1] = '\n';
buf[2] = '\0';
return simple_read_from_buffer(user_buf, count, ppos, buf, 2);
@@ -704,10 +778,10 @@ static ssize_t force_static_address_write(struct file *file,
if (strtobool(buf, &enable))
return -EINVAL;
- if (enable == test_bit(HCI_FORCE_STATIC_ADDR, &hdev->dbg_flags))
+ if (enable == hci_dev_test_flag(hdev, HCI_FORCE_STATIC_ADDR))
return -EALREADY;
- change_bit(HCI_FORCE_STATIC_ADDR, &hdev->dbg_flags);
+ hci_dev_change_flag(hdev, HCI_FORCE_STATIC_ADDR);
return count;
}
@@ -997,6 +1071,11 @@ static int adv_max_interval_get(void *data, u64 *val)
DEFINE_SIMPLE_ATTRIBUTE(adv_max_interval_fops, adv_max_interval_get,
adv_max_interval_set, "%llu\n");
+DEFINE_QUIRK_ATTRIBUTE(quirk_strict_duplicate_filter,
+ HCI_QUIRK_STRICT_DUPLICATE_FILTER);
+DEFINE_QUIRK_ATTRIBUTE(quirk_simultaneous_discovery,
+ HCI_QUIRK_SIMULTANEOUS_DISCOVERY);
+
void hci_debugfs_create_le(struct hci_dev *hdev)
{
debugfs_create_file("identity", 0400, hdev->debugfs, hdev,
@@ -1041,6 +1120,13 @@ void hci_debugfs_create_le(struct hci_dev *hdev)
&adv_max_interval_fops);
debugfs_create_u16("discov_interleaved_timeout", 0644, hdev->debugfs,
&hdev->discov_interleaved_timeout);
+
+ debugfs_create_file("quirk_strict_duplicate_filter", 0644,
+ hdev->debugfs, hdev,
+ &quirk_strict_duplicate_filter_fops);
+ debugfs_create_file("quirk_simultaneous_discovery", 0644,
+ hdev->debugfs, hdev,
+ &quirk_simultaneous_discovery_fops);
}
void hci_debugfs_create_conn(struct hci_conn *conn)
generated by cgit v1.2.3 (git 2.39.0) at 2024-11-24 10:55:29 +0300