On Mon, 2023-06-12 at 18:51 +0300, gregory.greenman@xxxxxxxxx wrote:
> From: Avraham Stern <avraham.stern@xxxxxxxxx>
>
> Add an entry for setting the maximum TXOP time in microseconds.
> The configured value can be read from the same entry.
>
> Signed-off-by: Avraham Stern <avraham.stern@xxxxxxxxx>
> Signed-off-by: Gregory Greenman <gregory.greenman@xxxxxxxxx>
> ---
> .../wireless/intel/iwlwifi/mvm/debugfs-vif.c | 38 +++++++++++++++++++
> drivers/net/wireless/intel/iwlwifi/mvm/mvm.h | 3 ++
> .../net/wireless/intel/iwlwifi/mvm/rs-fw.c | 3 ++
> 3 files changed, 44 insertions(+)
>
> diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c
> index 3613b1fdc5d9..762bce70e262 100644
> --- a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c
> +++ b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c
> @@ -679,6 +679,42 @@ static ssize_t iwl_dbgfs_quota_min_read(struct file *file,
> return simple_read_from_buffer(user_buf, count, ppos, buf, len);
> }
>
> +static ssize_t iwl_dbgfs_max_tx_op_write(struct ieee80211_vif *vif, char *buf,
> + size_t count, loff_t *ppos)
> +{
> + struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
> + struct iwl_mvm *mvm = mvmvif->mvm;
> + u16 value;
> + int ret;
> +
> + ret = kstrtou16(buf, 0, &value);
> + if (ret)
> + return ret;
> +
> + mutex_lock(&mvm->mutex);
> + mvmvif->max_tx_op = value;
> + mutex_unlock(&mvm->mutex);
This is a strange debugfs file, it only takes effect the next time
iwl_mvm_rs_fw_rate_init() is called, which can be kind of random? Seems
like it should force a reinit?
johannes
