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ath10k: add WOW patterns support

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Add patterns support for WOW.

Signed-off-by: Janusz Dziedzic <janusz.dziedzic@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
This commit is contained in:
Janusz Dziedzic 2015-03-23 17:32:54 +02:00 committed by Kalle Valo
parent d4976104c6
commit 25c866190b
6 changed files with 55 additions and 2 deletions
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1
drivers/net/wireless/ath/ath10k/core.c
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@ -972,6 +972,7 @@ static int ath10k_core_init_firmware_features(struct ath10k *ar)
ar->max_num_stations = TARGET_TLV_NUM_STATIONS;
ar->max_num_vdevs = TARGET_TLV_NUM_VDEVS;
ar->htt.max_num_pending_tx = TARGET_TLV_NUM_MSDU_DESC;
ar->wow.max_num_patterns = TARGET_TLV_NUM_WOW_PATTERNS;
break;
case ATH10K_FW_WMI_OP_VERSION_UNSET:
case ATH10K_FW_WMI_OP_VERSION_MAX:

1
drivers/net/wireless/ath/ath10k/hw.h
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@ -263,6 +263,7 @@ struct ath10k_pktlog_hdr {
2)
#define TARGET_TLV_NUM_TIDS ((TARGET_TLV_NUM_PEERS) * 2)
#define TARGET_TLV_NUM_MSDU_DESC (1024 + 32)
#define TARGET_TLV_NUM_WOW_PATTERNS 22
/* Number of Copy Engines supported */
#define CE_COUNT 8

2
drivers/net/wireless/ath/ath10k/wmi-tlv.c
View File

@ -1307,7 +1307,7 @@ static struct sk_buff *ath10k_wmi_tlv_op_gen_init(struct ath10k *ar)
cfg->num_tdls_conn_table_entries = __cpu_to_le32(0x20);
cfg->beacon_tx_offload_max_vdev = __cpu_to_le32(2);
cfg->num_multicast_filter_entries = __cpu_to_le32(5);
cfg->num_wow_filters = __cpu_to_le32(0x16);
cfg->num_wow_filters = __cpu_to_le32(ar->wow.max_num_patterns);
cfg->num_keep_alive_pattern = __cpu_to_le32(6);
cfg->keep_alive_pattern_size = __cpu_to_le32(0);
cfg->max_tdls_concurrent_sleep_sta = __cpu_to_le32(1);

4
drivers/net/wireless/ath/ath10k/wmi.h
View File

@ -5028,6 +5028,10 @@ struct wmi_wow_ev_arg {
u32 data_len;
};
#define WOW_MIN_PATTERN_SIZE 1
#define WOW_MAX_PATTERN_SIZE 148
#define WOW_MAX_PKT_OFFSET 128
struct ath10k;
struct ath10k_vif;
struct ath10k_fw_stats_pdev;

47
drivers/net/wireless/ath/ath10k/wow.c
View File

@ -26,6 +26,9 @@
static const struct wiphy_wowlan_support ath10k_wowlan_support = {
.flags = WIPHY_WOWLAN_DISCONNECT |
WIPHY_WOWLAN_MAGIC_PKT,
.pattern_min_len = WOW_MIN_PATTERN_SIZE,
.pattern_max_len = WOW_MAX_PATTERN_SIZE,
.max_pkt_offset = WOW_MAX_PKT_OFFSET,
};
static int ath10k_wow_vif_cleanup(struct ath10k_vif *arvif)
@ -42,6 +45,15 @@ static int ath10k_wow_vif_cleanup(struct ath10k_vif *arvif)
}
}
for (i = 0; i < ar->wow.max_num_patterns; i++) {
ret = ath10k_wmi_wow_del_pattern(ar, arvif->vdev_id, i);
if (ret) {
ath10k_warn(ar, "failed to delete wow pattern %d for vdev %i: %d\n",
i, arvif->vdev_id, ret);
return ret;
}
}
return 0;
}
@ -70,6 +82,8 @@ static int ath10k_vif_wow_set_wakeups(struct ath10k_vif *arvif,
int ret, i;
unsigned long wow_mask = 0;
struct ath10k *ar = arvif->ar;
const struct cfg80211_pkt_pattern *patterns = wowlan->patterns;
int pattern_id = 0;
/* Setup requested WOW features */
switch (arvif->vdev_type) {
@ -100,6 +114,35 @@ static int ath10k_vif_wow_set_wakeups(struct ath10k_vif *arvif,
break;
}
for (i = 0; i < wowlan->n_patterns; i++) {
u8 bitmask[WOW_MAX_PATTERN_SIZE] = {};
int j;
if (patterns[i].pattern_len > WOW_MAX_PATTERN_SIZE)
continue;
/* convert bytemask to bitmask */
for (j = 0; j < patterns[i].pattern_len; j++)
if (patterns[i].mask[j / 8] & BIT(j % 8))
bitmask[j] = 0xff;
ret = ath10k_wmi_wow_add_pattern(ar, arvif->vdev_id,
pattern_id,
patterns[i].pattern,
bitmask,
patterns[i].pattern_len,
patterns[i].pkt_offset);
if (ret) {
ath10k_warn(ar, "failed to add pattern %i to vdev %i: %d\n",
pattern_id,
arvif->vdev_id, ret);
return ret;
}
pattern_id++;
__set_bit(WOW_PATTERN_MATCH_EVENT, &wow_mask);
}
for (i = 0; i < WOW_EVENT_MAX; i++) {
if (!test_bit(i, &wow_mask))
continue;
@ -270,7 +313,9 @@ int ath10k_wow_init(struct ath10k *ar)
if (WARN_ON(!test_bit(WMI_SERVICE_WOW, ar->wmi.svc_map)))
return -EINVAL;
ar->hw->wiphy->wowlan = &ath10k_wowlan_support;
ar->wow.wowlan_support = ath10k_wowlan_support;
ar->wow.wowlan_support.n_patterns = ar->wow.max_num_patterns;
ar->hw->wiphy->wowlan = &ar->wow.wowlan_support;
return 0;
}

2
drivers/net/wireless/ath/ath10k/wow.h
View File

@ -17,7 +17,9 @@
#define _WOW_H_
struct ath10k_wow {
u32 max_num_patterns;
struct completion wakeup_completed;
struct wiphy_wowlan_support wowlan_support;
};
#ifdef CONFIG_PM