Hi Kalle,
On Thu, Jun 30, 2016 at 10:49:02AM +0000, Valo, Kalle wrote:
> Kalle Valo <[email protected]> writes:
>
> >> @@ -261,6 +263,7 @@ static const struct ath10k_hw_params
> >> ath10k_hw_params_list[] = {
> >> .board = QCA4019_HW_1_0_BOARD_DATA_FILE,
> >> .board_size = QCA4019_BOARD_DATA_SZ,
> >> .board_ext_size = QCA4019_BOARD_EXT_DATA_SZ,
> >> + .extd_peer_stats = true,
> >> },
> >> },
> >> };
> >
> > This is not a hardware feature so hw_params is not really the right
> > place to handle this. In the pending branch I tried to solve this a bit
> > differently:
> >
> > https://git.kernel.org/cgit/linux/kernel/git/kvalo/ath.git/commit/?h=pending&id=ecf4daadc7677518ec7185dbddab959ac6e2db96
> >
> > I added a bool "extended" to struct ath10k_fw_stats which is used to
> > detect if extended stats are used. Would that work? Please note that I
> > have only compile tested the patch.
[shafi] thanks for taking time to do this, the change looks fine to me !
since 'ath10k_sta_update_rx_duration' is called right after
'ath10k_wmi_pull_fw_stats'
this should properly update the rx_duration based on the current data
>
> Here's a diff of what I did:
>
> diff --git a/drivers/net/wireless/ath/ath10k/core.c
> b/drivers/net/wireless/ath/ath10k/core.c
> index 58932c09efc5..b734345ab598 100644
> --- a/drivers/net/wireless/ath/ath10k/core.c
> +++ b/drivers/net/wireless/ath/ath10k/core.c
> @@ -180,7 +180,6 @@ static const struct ath10k_hw_params
> ath10k_hw_params_list[] = {
> .board = QCA99X0_HW_2_0_BOARD_DATA_FILE,
> .board_size = QCA99X0_BOARD_DATA_SZ,
> .board_ext_size = QCA99X0_BOARD_EXT_DATA_SZ,
> - .extd_peer_stats = true,
> },
> },
> {
> @@ -203,7 +202,6 @@ static const struct ath10k_hw_params
> ath10k_hw_params_list[] = {
> .board = QCA9984_HW_1_0_BOARD_DATA_FILE,
> .board_size = QCA99X0_BOARD_DATA_SZ,
> .board_ext_size = QCA99X0_BOARD_EXT_DATA_SZ,
> - .extd_peer_stats = true,
> },
> },
> {
> @@ -261,7 +259,6 @@ static const struct ath10k_hw_params
> ath10k_hw_params_list[] = {
> .board = QCA4019_HW_1_0_BOARD_DATA_FILE,
> .board_size = QCA4019_BOARD_DATA_SZ,
> .board_ext_size = QCA4019_BOARD_EXT_DATA_SZ,
> - .extd_peer_stats = true,
> },
> },
> };
> diff --git a/drivers/net/wireless/ath/ath10k/core.h
> b/drivers/net/wireless/ath/ath10k/core.h
> index 73a0b1ae1559..3707d8a707a2 100644
> --- a/drivers/net/wireless/ath/ath10k/core.h
> +++ b/drivers/net/wireless/ath/ath10k/core.h
> @@ -263,6 +263,7 @@ struct ath10k_fw_stats_pdev {
> };
>
> struct ath10k_fw_stats {
> + bool extended;
> struct list_head pdevs;
> struct list_head vdevs;
> struct list_head peers;
> @@ -754,7 +755,6 @@ struct ath10k {
> const char *board;
> size_t board_size;
> size_t board_ext_size;
> - bool extd_peer_stats;
> } fw;
> } hw_params;
>
> diff --git a/drivers/net/wireless/ath/ath10k/debug.c
> b/drivers/net/wireless/ath/ath10k/debug.c
> index 001c0a144614..355e1ae665f9 100644
> --- a/drivers/net/wireless/ath/ath10k/debug.c
> +++ b/drivers/net/wireless/ath/ath10k/debug.c
> @@ -327,6 +327,7 @@ static void ath10k_debug_fw_stats_reset(struct ath10k *ar)
> {
> spin_lock_bh(&ar->data_lock);
> ar->debug.fw_stats_done = false;
> + ar->debug.fw_stats.extended = false;
> ath10k_fw_stats_pdevs_free(&ar->debug.fw_stats.pdevs);
> ath10k_fw_stats_vdevs_free(&ar->debug.fw_stats.vdevs);
> ath10k_fw_stats_peers_free(&ar->debug.fw_stats.peers);
> diff --git a/drivers/net/wireless/ath/ath10k/debugfs_sta.c
> b/drivers/net/wireless/ath/ath10k/debugfs_sta.c
> index af3d49af9eab..0da8a57e0ba7 100644
> --- a/drivers/net/wireless/ath/ath10k/debugfs_sta.c
> +++ b/drivers/net/wireless/ath/ath10k/debugfs_sta.c
> @@ -19,14 +19,14 @@
> #include "debug.h"
>
> static void ath10k_sta_update_extd_stats_rx_duration(struct ath10k *ar,
> - struct list_head *head)
> + struct ath10k_fw_stats
> *stats)
> {
> - struct ieee80211_sta *sta;
> struct ath10k_fw_extd_stats_peer *peer;
> + struct ieee80211_sta *sta;
> struct ath10k_sta *arsta;
>
> rcu_read_lock();
> - list_for_each_entry(peer, head, list) {
> + list_for_each_entry(peer, &stats->peers_extd, list) {
> sta = ieee80211_find_sta_by_ifaddr(ar->hw, peer->peer_macaddr,
> NULL);
> if (!sta)
> @@ -38,13 +38,14 @@ static void
> ath10k_sta_update_extd_stats_rx_duration(struct ath10k *ar,
> }
>
> static void ath10k_sta_update_stats_rx_duration(struct ath10k *ar,
> - struct list_head *head)
> -{ struct ieee80211_sta *sta;
> + struct ath10k_fw_stats *stats)
> +{
> struct ath10k_fw_stats_peer *peer;
> + struct ieee80211_sta *sta;
> struct ath10k_sta *arsta;
>
> rcu_read_lock();
> - list_for_each_entry(peer, head, list) {
> + list_for_each_entry(peer, &stats->peers, list) {
> sta = ieee80211_find_sta_by_ifaddr(ar->hw, peer->peer_macaddr,
> NULL);
> if (!sta)
> @@ -58,11 +59,10 @@ static void ath10k_sta_update_stats_rx_duration(struct
> ath10k *ar,
> void ath10k_sta_update_rx_duration(struct ath10k *ar,
> struct ath10k_fw_stats *stats)
> {
> - if (ar->hw_params.fw.extd_peer_stats)
> - ath10k_sta_update_stats_rx_duration(ar, &stats->peers);
> + if (stats->extended)
> + ath10k_sta_update_extd_stats_rx_duration(ar, stats);
> else
> - ath10k_sta_update_extd_stats_rx_duration(ar,
> - &stats->peers_extd);
> + ath10k_sta_update_stats_rx_duration(ar, stats);
> }
>
> static ssize_t ath10k_dbg_sta_read_aggr_mode(struct file *file,
> diff --git a/drivers/net/wireless/ath/ath10k/wmi.c
> b/drivers/net/wireless/ath/ath10k/wmi.c
> index 5f2d423b1c33..16bd79716a6c 100644
> --- a/drivers/net/wireless/ath/ath10k/wmi.c
> +++ b/drivers/net/wireless/ath/ath10k/wmi.c
> @@ -3008,6 +3008,8 @@ static int ath10k_wmi_10_4_op_pull_fw_stats(struct
> ath10k *ar,
> if ((stats_id & WMI_10_4_STAT_PEER_EXTD) == 0)
> return 0;
>
> + stats->extended = true;
> +
> for (i = 0; i < num_peer_stats; i++) {
> const struct wmi_10_4_peer_extd_stats *src;
> struct ath10k_fw_extd_stats_peer *dst;
>
>
> --
> Kalle Valo
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