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Diffstat (limited to 'net/mac80211/debugfs.c')
-rw-r--r--net/mac80211/debugfs.c199
1 files changed, 10 insertions, 189 deletions
diff --git a/net/mac80211/debugfs.c b/net/mac80211/debugfs.c
index 186e02f7cc3..778e5916d7c 100644
--- a/net/mac80211/debugfs.c
+++ b/net/mac80211/debugfs.c
@@ -15,12 +15,6 @@
#include "rate.h"
#include "debugfs.h"
-int mac80211_open_file_generic(struct inode *inode, struct file *file)
-{
- file->private_data = inode->i_private;
- return 0;
-}
-
#define DEBUGFS_FORMAT_BUFFER_SIZE 100
int mac80211_format_buffer(char __user *userbuf, size_t count,
@@ -50,7 +44,7 @@ static ssize_t name## _read(struct file *file, char __user *userbuf, \
#define DEBUGFS_READONLY_FILE_OPS(name) \
static const struct file_operations name## _ops = { \
.read = name## _read, \
- .open = mac80211_open_file_generic, \
+ .open = simple_open, \
.llseek = generic_file_llseek, \
};
@@ -78,57 +72,6 @@ DEBUGFS_READONLY_FILE(wep_iv, "%#08x",
DEBUGFS_READONLY_FILE(rate_ctrl_alg, "%s",
local->rate_ctrl ? local->rate_ctrl->ops->name : "hw/driver");
-static ssize_t tsf_read(struct file *file, char __user *user_buf,
- size_t count, loff_t *ppos)
-{
- struct ieee80211_local *local = file->private_data;
- u64 tsf;
-
- tsf = drv_get_tsf(local);
-
- return mac80211_format_buffer(user_buf, count, ppos, "0x%016llx\n",
- (unsigned long long) tsf);
-}
-
-static ssize_t tsf_write(struct file *file,
- const char __user *user_buf,
- size_t count, loff_t *ppos)
-{
- struct ieee80211_local *local = file->private_data;
- unsigned long long tsf;
- char buf[100];
- size_t len;
-
- len = min(count, sizeof(buf) - 1);
- if (copy_from_user(buf, user_buf, len))
- return -EFAULT;
- buf[len] = '\0';
-
- if (strncmp(buf, "reset", 5) == 0) {
- if (local->ops->reset_tsf) {
- drv_reset_tsf(local);
- wiphy_info(local->hw.wiphy, "debugfs reset TSF\n");
- }
- } else {
- tsf = simple_strtoul(buf, NULL, 0);
- if (local->ops->set_tsf) {
- drv_set_tsf(local, tsf);
- wiphy_info(local->hw.wiphy,
- "debugfs set TSF to %#018llx\n", tsf);
-
- }
- }
-
- return count;
-}
-
-static const struct file_operations tsf_ops = {
- .read = tsf_read,
- .write = tsf_write,
- .open = mac80211_open_file_generic,
- .llseek = default_llseek,
-};
-
static ssize_t reset_write(struct file *file, const char __user *user_buf,
size_t count, loff_t *ppos)
{
@@ -144,131 +87,10 @@ static ssize_t reset_write(struct file *file, const char __user *user_buf,
static const struct file_operations reset_ops = {
.write = reset_write,
- .open = mac80211_open_file_generic,
+ .open = simple_open,
.llseek = noop_llseek,
};
-static ssize_t noack_read(struct file *file, char __user *user_buf,
- size_t count, loff_t *ppos)
-{
- struct ieee80211_local *local = file->private_data;
-
- return mac80211_format_buffer(user_buf, count, ppos, "%d\n",
- local->wifi_wme_noack_test);
-}
-
-static ssize_t noack_write(struct file *file,
- const char __user *user_buf,
- size_t count, loff_t *ppos)
-{
- struct ieee80211_local *local = file->private_data;
- char buf[10];
- size_t len;
-
- len = min(count, sizeof(buf) - 1);
- if (copy_from_user(buf, user_buf, len))
- return -EFAULT;
- buf[len] = '\0';
-
- local->wifi_wme_noack_test = !!simple_strtoul(buf, NULL, 0);
-
- return count;
-}
-
-static const struct file_operations noack_ops = {
- .read = noack_read,
- .write = noack_write,
- .open = mac80211_open_file_generic,
- .llseek = default_llseek,
-};
-
-static ssize_t uapsd_queues_read(struct file *file, char __user *user_buf,
- size_t count, loff_t *ppos)
-{
- struct ieee80211_local *local = file->private_data;
- return mac80211_format_buffer(user_buf, count, ppos, "0x%x\n",
- local->uapsd_queues);
-}
-
-static ssize_t uapsd_queues_write(struct file *file,
- const char __user *user_buf,
- size_t count, loff_t *ppos)
-{
- struct ieee80211_local *local = file->private_data;
- unsigned long val;
- char buf[10];
- size_t len;
- int ret;
-
- len = min(count, sizeof(buf) - 1);
- if (copy_from_user(buf, user_buf, len))
- return -EFAULT;
- buf[len] = '\0';
-
- ret = strict_strtoul(buf, 0, &val);
-
- if (ret)
- return -EINVAL;
-
- if (val & ~IEEE80211_WMM_IE_STA_QOSINFO_AC_MASK)
- return -ERANGE;
-
- local->uapsd_queues = val;
-
- return count;
-}
-
-static const struct file_operations uapsd_queues_ops = {
- .read = uapsd_queues_read,
- .write = uapsd_queues_write,
- .open = mac80211_open_file_generic,
- .llseek = default_llseek,
-};
-
-static ssize_t uapsd_max_sp_len_read(struct file *file, char __user *user_buf,
- size_t count, loff_t *ppos)
-{
- struct ieee80211_local *local = file->private_data;
-
- return mac80211_format_buffer(user_buf, count, ppos, "0x%x\n",
- local->uapsd_max_sp_len);
-}
-
-static ssize_t uapsd_max_sp_len_write(struct file *file,
- const char __user *user_buf,
- size_t count, loff_t *ppos)
-{
- struct ieee80211_local *local = file->private_data;
- unsigned long val;
- char buf[10];
- size_t len;
- int ret;
-
- len = min(count, sizeof(buf) - 1);
- if (copy_from_user(buf, user_buf, len))
- return -EFAULT;
- buf[len] = '\0';
-
- ret = strict_strtoul(buf, 0, &val);
-
- if (ret)
- return -EINVAL;
-
- if (val & ~IEEE80211_WMM_IE_STA_QOSINFO_SP_MASK)
- return -ERANGE;
-
- local->uapsd_max_sp_len = val;
-
- return count;
-}
-
-static const struct file_operations uapsd_max_sp_len_ops = {
- .read = uapsd_max_sp_len_read,
- .write = uapsd_max_sp_len_write,
- .open = mac80211_open_file_generic,
- .llseek = default_llseek,
-};
-
static ssize_t channel_type_read(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
{
@@ -305,6 +127,9 @@ static ssize_t hwflags_read(struct file *file, char __user *user_buf,
char *buf = kzalloc(mxln, GFP_KERNEL);
int sf = 0; /* how many written so far */
+ if (!buf)
+ return 0;
+
sf += snprintf(buf, mxln - sf, "0x%x\n", local->hw.flags);
if (local->hw.flags & IEEE80211_HW_HAS_RATE_CONTROL)
sf += snprintf(buf + sf, mxln - sf, "HAS_RATE_CONTROL\n");
@@ -337,8 +162,6 @@ static ssize_t hwflags_read(struct file *file, char __user *user_buf,
sf += snprintf(buf + sf, mxln - sf, "SUPPORTS_DYNAMIC_PS\n");
if (local->hw.flags & IEEE80211_HW_MFP_CAPABLE)
sf += snprintf(buf + sf, mxln - sf, "MFP_CAPABLE\n");
- if (local->hw.flags & IEEE80211_HW_BEACON_FILTER)
- sf += snprintf(buf + sf, mxln - sf, "BEACON_FILTER\n");
if (local->hw.flags & IEEE80211_HW_SUPPORTS_STATIC_SMPS)
sf += snprintf(buf + sf, mxln - sf, "SUPPORTS_STATIC_SMPS\n");
if (local->hw.flags & IEEE80211_HW_SUPPORTS_DYNAMIC_SMPS)
@@ -349,12 +172,14 @@ static ssize_t hwflags_read(struct file *file, char __user *user_buf,
sf += snprintf(buf + sf, mxln - sf, "REPORTS_TX_ACK_STATUS\n");
if (local->hw.flags & IEEE80211_HW_CONNECTION_MONITOR)
sf += snprintf(buf + sf, mxln - sf, "CONNECTION_MONITOR\n");
- if (local->hw.flags & IEEE80211_HW_SUPPORTS_CQM_RSSI)
- sf += snprintf(buf + sf, mxln - sf, "SUPPORTS_CQM_RSSI\n");
if (local->hw.flags & IEEE80211_HW_SUPPORTS_PER_STA_GTK)
sf += snprintf(buf + sf, mxln - sf, "SUPPORTS_PER_STA_GTK\n");
if (local->hw.flags & IEEE80211_HW_AP_LINK_PS)
sf += snprintf(buf + sf, mxln - sf, "AP_LINK_PS\n");
+ if (local->hw.flags & IEEE80211_HW_TX_AMPDU_SETUP_IN_HW)
+ sf += snprintf(buf + sf, mxln - sf, "TX_AMPDU_SETUP_IN_HW\n");
+ if (local->hw.flags & IEEE80211_HW_SCAN_WHILE_IDLE)
+ sf += snprintf(buf + sf, mxln - sf, "SCAN_WHILE_IDLE\n");
rv = simple_read_from_buffer(user_buf, count, ppos, buf, strlen(buf));
kfree(buf);
@@ -423,7 +248,7 @@ static ssize_t stats_ ##name## _read(struct file *file, \
\
static const struct file_operations stats_ ##name## _ops = { \
.read = stats_ ##name## _read, \
- .open = mac80211_open_file_generic, \
+ .open = simple_open, \
.llseek = generic_file_llseek, \
};
@@ -450,12 +275,8 @@ void debugfs_hw_add(struct ieee80211_local *local)
DEBUGFS_ADD(frequency);
DEBUGFS_ADD(total_ps_buffered);
DEBUGFS_ADD(wep_iv);
- DEBUGFS_ADD(tsf);
DEBUGFS_ADD(queues);
DEBUGFS_ADD_MODE(reset, 0200);
- DEBUGFS_ADD(noack);
- DEBUGFS_ADD(uapsd_queues);
- DEBUGFS_ADD(uapsd_max_sp_len);
DEBUGFS_ADD(channel_type);
DEBUGFS_ADD(hwflags);
DEBUGFS_ADD(user_power);
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-23 13:02:38 +0000