1 files changed, 186 insertions, 0 deletions

diff --git a/drivers/net/wireless/ath/ath9k/debug.c b/drivers/net/wireless/ath/ath9k/debug.c
index 6c5d313ebcb7..012446d27bc0 100644
--- a/drivers/net/wireless/ath/ath9k/debug.c
+++ b/drivers/net/wireless/ath/ath9k/debug.c
@@ -1035,6 +1035,182 @@ static const struct file_operations fops_spec_scan_ctl = {
         .llseek = default_llseek,
 };
 
+static ssize_t read_file_spectral_short_repeat(struct file *file,
+                                               char __user *user_buf,
+                                               size_t count, loff_t *ppos)
+{
+        struct ath_softc *sc = file->private_data;
+        char buf[32];
+        unsigned int len;
+
+        len = sprintf(buf, "%d\n", sc->spec_config.short_repeat);
+        return simple_read_from_buffer(user_buf, count, ppos, buf, len);
+}
+
+static ssize_t write_file_spectral_short_repeat(struct file *file,
+                                                const char __user *user_buf,
+                                                size_t count, loff_t *ppos)
+{
+        struct ath_softc *sc = file->private_data;
+        unsigned long val;
+        char buf[32];
+        ssize_t len;
+
+        len = min(count, sizeof(buf) - 1);
+        if (copy_from_user(buf, user_buf, len))
+                return -EFAULT;
+
+        buf[len] = '\0';
+        if (kstrtoul(buf, 0, &val))
+                return -EINVAL;
+
+        if (val < 0 || val > 1)
+                return -EINVAL;
+
+        sc->spec_config.short_repeat = val;
+        return count;
+}
+
+static const struct file_operations fops_spectral_short_repeat = {
+        .read = read_file_spectral_short_repeat,
+        .write = write_file_spectral_short_repeat,
+        .open = simple_open,
+        .owner = THIS_MODULE,
+        .llseek = default_llseek,
+};
+
+static ssize_t read_file_spectral_count(struct file *file,
+                                        char __user *user_buf,
+                                        size_t count, loff_t *ppos)
+{
+        struct ath_softc *sc = file->private_data;
+        char buf[32];
+        unsigned int len;
+
+        len = sprintf(buf, "%d\n", sc->spec_config.count);
+        return simple_read_from_buffer(user_buf, count, ppos, buf, len);
+}
+
+static ssize_t write_file_spectral_count(struct file *file,
+                                         const char __user *user_buf,
+                                         size_t count, loff_t *ppos)
+{
+        struct ath_softc *sc = file->private_data;
+        unsigned long val;
+        char buf[32];
+        ssize_t len;
+
+        len = min(count, sizeof(buf) - 1);
+        if (copy_from_user(buf, user_buf, len))
+                return -EFAULT;
+
+        buf[len] = '\0';
+        if (kstrtoul(buf, 0, &val))
+                return -EINVAL;
+
+        if (val < 0 || val > 255)
+                return -EINVAL;
+
+        sc->spec_config.count = val;
+        return count;
+}
+
+static const struct file_operations fops_spectral_count = {
+        .read = read_file_spectral_count,
+        .write = write_file_spectral_count,
+        .open = simple_open,
+        .owner = THIS_MODULE,
+        .llseek = default_llseek,
+};
+
+static ssize_t read_file_spectral_period(struct file *file,
+                                         char __user *user_buf,
+                                         size_t count, loff_t *ppos)
+{
+        struct ath_softc *sc = file->private_data;
+        char buf[32];
+        unsigned int len;
+
+        len = sprintf(buf, "%d\n", sc->spec_config.period);
+        return simple_read_from_buffer(user_buf, count, ppos, buf, len);
+}
+
+static ssize_t write_file_spectral_period(struct file *file,
+                                          const char __user *user_buf,
+                                          size_t count, loff_t *ppos)
+{
+        struct ath_softc *sc = file->private_data;
+        unsigned long val;
+        char buf[32];
+        ssize_t len;
+
+        len = min(count, sizeof(buf) - 1);
+        if (copy_from_user(buf, user_buf, len))
+                return -EFAULT;
+
+        buf[len] = '\0';
+        if (kstrtoul(buf, 0, &val))
+                return -EINVAL;
+
+        if (val < 0 || val > 255)
+                return -EINVAL;
+
+        sc->spec_config.period = val;
+        return count;
+}
+
+static const struct file_operations fops_spectral_period = {
+        .read = read_file_spectral_period,
+        .write = write_file_spectral_period,
+        .open = simple_open,
+        .owner = THIS_MODULE,
+        .llseek = default_llseek,
+};
+
+static ssize_t read_file_spectral_fft_period(struct file *file,
+                                             char __user *user_buf,
+                                             size_t count, loff_t *ppos)
+{
+        struct ath_softc *sc = file->private_data;
+        char buf[32];
+        unsigned int len;
+
+        len = sprintf(buf, "%d\n", sc->spec_config.fft_period);
+        return simple_read_from_buffer(user_buf, count, ppos, buf, len);
+}
+
+static ssize_t write_file_spectral_fft_period(struct file *file,
+                                              const char __user *user_buf,
+                                              size_t count, loff_t *ppos)
+{
+        struct ath_softc *sc = file->private_data;
+        unsigned long val;
+        char buf[32];
+        ssize_t len;
+
+        len = min(count, sizeof(buf) - 1);
+        if (copy_from_user(buf, user_buf, len))
+                return -EFAULT;
+
+        buf[len] = '\0';
+        if (kstrtoul(buf, 0, &val))
+                return -EINVAL;
+
+        if (val < 0 || val > 15)
+                return -EINVAL;
+
+        sc->spec_config.fft_period = val;
+        return count;
+}
+
+static const struct file_operations fops_spectral_fft_period = {
+        .read = read_file_spectral_fft_period,
+        .write = write_file_spectral_fft_period,
+        .open = simple_open,
+        .owner = THIS_MODULE,
+        .llseek = default_llseek,
+};
+
 static struct dentry *create_buf_file_handler(const char *filename,
                                               struct dentry *parent,
                                               umode_t mode,
@@ -1893,6 +2069,16 @@ int ath9k_init_debug(struct ath_hw *ah)
         debugfs_create_file("spectral_scan_ctl", S_IRUSR | S_IWUSR,
                             sc->debug.debugfs_phy, sc,
                             &fops_spec_scan_ctl);
+        debugfs_create_file("spectral_short_repeat", S_IRUSR | S_IWUSR,
+                            sc->debug.debugfs_phy, sc,
+                            &fops_spectral_short_repeat);
+        debugfs_create_file("spectral_count", S_IRUSR | S_IWUSR,
+                            sc->debug.debugfs_phy, sc, &fops_spectral_count);
+        debugfs_create_file("spectral_period", S_IRUSR | S_IWUSR,
+                            sc->debug.debugfs_phy, sc, &fops_spectral_period);
+        debugfs_create_file("spectral_fft_period", S_IRUSR | S_IWUSR,
+                            sc->debug.debugfs_phy, sc,
+                            &fops_spectral_fft_period);
 
 #ifdef CONFIG_ATH9K_MAC_DEBUG
         debugfs_create_file("samples", S_IRUSR, sc->debug.debugfs_phy, sc,