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ath10k: set max spatial stream to 4 for 10.4 fw

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10.4 fw supports upto 4 spatial stream. Limit max spatial
stream to 4 for 10.4 firmware and to 3 for non 10.4 firmware.

Signed-off-by: Raja Mani <rmani@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
This commit is contained in:
Raja Mani 2015-06-22 20:22:26 +05:30 committed by Kalle Valo
parent cf36fef08a
commit 5c8726eca3
4 changed files with 10 additions and 4 deletions
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4
drivers/net/wireless/ath/ath10k/core.c
View File

@ -1095,6 +1095,7 @@ static int ath10k_core_init_firmware_features(struct ath10k *ar)
ar->htt.max_num_pending_tx = TARGET_NUM_MSDU_DESC;
ar->fw_stats_req_mask = WMI_STAT_PDEV | WMI_STAT_VDEV |
WMI_STAT_PEER;
ar->max_spatial_stream = WMI_MAX_SPATIAL_STREAM;
break;
case ATH10K_FW_WMI_OP_VERSION_10_1:
case ATH10K_FW_WMI_OP_VERSION_10_2:
@ -1104,6 +1105,7 @@ static int ath10k_core_init_firmware_features(struct ath10k *ar)
ar->max_num_vdevs = TARGET_10X_NUM_VDEVS;
ar->htt.max_num_pending_tx = TARGET_10X_NUM_MSDU_DESC;
ar->fw_stats_req_mask = WMI_STAT_PEER;
ar->max_spatial_stream = WMI_MAX_SPATIAL_STREAM;
break;
case ATH10K_FW_WMI_OP_VERSION_TLV:
ar->max_num_peers = TARGET_TLV_NUM_PEERS;
@ -1114,6 +1116,7 @@ static int ath10k_core_init_firmware_features(struct ath10k *ar)
ar->wow.max_num_patterns = TARGET_TLV_NUM_WOW_PATTERNS;
ar->fw_stats_req_mask = WMI_STAT_PDEV | WMI_STAT_VDEV |
WMI_STAT_PEER;
ar->max_spatial_stream = WMI_MAX_SPATIAL_STREAM;
break;
case ATH10K_FW_WMI_OP_VERSION_10_4:
ar->max_num_peers = TARGET_10_4_NUM_PEERS;
@ -1123,6 +1126,7 @@ static int ath10k_core_init_firmware_features(struct ath10k *ar)
ar->num_tids = TARGET_10_4_TGT_NUM_TIDS;
ar->htt.max_num_pending_tx = TARGET_10_4_NUM_MSDU_DESC;
ar->fw_stats_req_mask = WMI_STAT_PEER;
ar->max_spatial_stream = WMI_10_4_MAX_SPATIAL_STREAM;
break;
case ATH10K_FW_WMI_OP_VERSION_UNSET:
case ATH10K_FW_WMI_OP_VERSION_MAX:

1
drivers/net/wireless/ath/ath10k/core.h
View File

@ -546,6 +546,7 @@ struct ath10k {
u32 ht_cap_info;
u32 vht_cap_info;
u32 num_rf_chains;
u32 max_spatial_stream;
/* protected by conf_mutex */
bool ani_enabled;

6
drivers/net/wireless/ath/ath10k/wmi.c
View File

@ -3915,10 +3915,10 @@ void ath10k_wmi_event_service_ready(struct ath10k *ar, struct sk_buff *skb)
if (ar->fw_api == 1 && ar->fw_version_build > 636)
set_bit(ATH10K_FW_FEATURE_EXT_WMI_MGMT_RX, ar->fw_features);
if (ar->num_rf_chains > WMI_MAX_SPATIAL_STREAM) {
if (ar->num_rf_chains > ar->max_spatial_stream) {
ath10k_warn(ar, "hardware advertises support for more spatial streams than it should (%d > %d)\n",
ar->num_rf_chains, WMI_MAX_SPATIAL_STREAM);
ar->num_rf_chains = WMI_MAX_SPATIAL_STREAM;
ar->num_rf_chains, ar->max_spatial_stream);
ar->num_rf_chains = ar->max_spatial_stream;
}
ar->supp_tx_chainmask = (1 << ar->num_rf_chains) - 1;

3
drivers/net/wireless/ath/ath10k/wmi.h
View File

@ -1747,7 +1747,8 @@ enum wmi_channel_change_cause {
/* Indicate reason for channel switch */
#define WMI_CHANNEL_CHANGE_CAUSE_CSA (1 << 13)
#define WMI_MAX_SPATIAL_STREAM 3
#define WMI_MAX_SPATIAL_STREAM 3 /* default max ss */
#define WMI_10_4_MAX_SPATIAL_STREAM 4
/* HT Capabilities*/
#define WMI_HT_CAP_ENABLED 0x0001 /* HT Enabled/ disabled */