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ath10k: add pdev param support to enable/disable btcoex

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10.4 firmware has support to enable or disable btcoex functionality
without reloading firmware via wmi pdev param. Add provision to send
pdev param command via existing btcoex knob.

Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
This commit is contained in:
Rajkumar Manoharan 2016-05-27 20:15:59 +05:30 committed by Kalle Valo
parent 64e001f416
commit 39136248cf
5 changed files with 46 additions and 3 deletions
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10
drivers/net/wireless/ath/ath10k/core.c
View File

@ -1756,6 +1756,16 @@ int ath10k_core_start(struct ath10k *ar, enum ath10k_firmware_mode mode,
if (test_bit(WMI_SERVICE_BSS_CHANNEL_INFO_64, ar->wmi.svc_map))
val |= WMI_10_4_BSS_CHANNEL_INFO_64;
/* 10.4 firmware supports BT-Coex without reloading firmware
* via pdev param. To support Bluetooth coexistence pdev param,
* WMI_COEX_GPIO_SUPPORT of extended resource config should be
* enabled always.
*/
if (test_bit(WMI_SERVICE_COEX_GPIO, ar->wmi.svc_map) &&
test_bit(ATH10K_FW_FEATURE_BTCOEX_PARAM,
ar->running_fw->fw_file.fw_features))
val |= WMI_10_4_COEX_GPIO_SUPPORT;
status = ath10k_mac_ext_resource_config(ar, val);
if (status) {
ath10k_err(ar,

18
drivers/net/wireless/ath/ath10k/debug.c
View File

@ -2125,6 +2125,7 @@ static ssize_t ath10k_write_btcoex(struct file *file,
size_t buf_size;
int ret;
bool val;
u32 pdev_param;
buf_size = min(count, (sizeof(buf) - 1));
if (copy_from_user(buf, ubuf, buf_size))
@ -2148,14 +2149,25 @@ static ssize_t ath10k_write_btcoex(struct file *file,
goto exit;
}
pdev_param = ar->wmi.pdev_param->enable_btcoex;
if (test_bit(ATH10K_FW_FEATURE_BTCOEX_PARAM,
ar->running_fw->fw_file.fw_features)) {
ret = ath10k_wmi_pdev_set_param(ar, pdev_param, val);
if (ret) {
ath10k_warn(ar, "failed to enable btcoex: %d\n", ret);
ret = count;
goto exit;
}
} else {
ath10k_info(ar, "restarting firmware due to btcoex change");
queue_work(ar->workqueue, &ar->restart_work);
}
if (val)
set_bit(ATH10K_FLAG_BTCOEX, &ar->dev_flags);
else
clear_bit(ATH10K_FLAG_BTCOEX, &ar->dev_flags);
ath10k_info(ar, "restarting firmware due to btcoex change");
queue_work(ar->workqueue, &ar->restart_work);
ret = count;
exit:

13
drivers/net/wireless/ath/ath10k/mac.c
View File

@ -4468,6 +4468,19 @@ static int ath10k_start(struct ieee80211_hw *hw)
}
}
param = ar->wmi.pdev_param->enable_btcoex;
if (test_bit(WMI_SERVICE_COEX_GPIO, ar->wmi.svc_map) &&
test_bit(ATH10K_FW_FEATURE_BTCOEX_PARAM,
ar->running_fw->fw_file.fw_features)) {
ret = ath10k_wmi_pdev_set_param(ar, param, 0);
if (ret) {
ath10k_warn(ar,
"failed to set btcoex param: %d\n", ret);
goto err_core_stop;
}
clear_bit(ATH10K_FLAG_BTCOEX, &ar->dev_flags);
}
ar->num_started_vdevs = 0;
ath10k_regd_update(ar);

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

@ -1104,6 +1104,7 @@ static struct wmi_pdev_param_map wmi_pdev_param_map = {
.wapi_mbssid_offset = WMI_PDEV_PARAM_UNSUPPORTED,
.arp_srcaddr = WMI_PDEV_PARAM_UNSUPPORTED,
.arp_dstaddr = WMI_PDEV_PARAM_UNSUPPORTED,
.enable_btcoex = WMI_PDEV_PARAM_UNSUPPORTED,
};
static struct wmi_pdev_param_map wmi_10x_pdev_param_map = {
@ -1199,6 +1200,7 @@ static struct wmi_pdev_param_map wmi_10x_pdev_param_map = {
.wapi_mbssid_offset = WMI_PDEV_PARAM_UNSUPPORTED,
.arp_srcaddr = WMI_PDEV_PARAM_UNSUPPORTED,
.arp_dstaddr = WMI_PDEV_PARAM_UNSUPPORTED,
.enable_btcoex = WMI_PDEV_PARAM_UNSUPPORTED,
};
static struct wmi_pdev_param_map wmi_10_2_4_pdev_param_map = {
@ -1294,6 +1296,7 @@ static struct wmi_pdev_param_map wmi_10_2_4_pdev_param_map = {
.wapi_mbssid_offset = WMI_PDEV_PARAM_UNSUPPORTED,
.arp_srcaddr = WMI_PDEV_PARAM_UNSUPPORTED,
.arp_dstaddr = WMI_PDEV_PARAM_UNSUPPORTED,
.enable_btcoex = WMI_PDEV_PARAM_UNSUPPORTED,
};
/* firmware 10.2 specific mappings */
@ -1550,6 +1553,7 @@ static struct wmi_pdev_param_map wmi_10_4_pdev_param_map = {
.wapi_mbssid_offset = WMI_10_4_PDEV_PARAM_WAPI_MBSSID_OFFSET,
.arp_srcaddr = WMI_10_4_PDEV_PARAM_ARP_SRCADDR,
.arp_dstaddr = WMI_10_4_PDEV_PARAM_ARP_DSTADDR,
.enable_btcoex = WMI_10_4_PDEV_PARAM_ENABLE_BTCOEX,
};
static const struct wmi_peer_flags_map wmi_peer_flags_map = {

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

@ -3447,6 +3447,7 @@ struct wmi_pdev_param_map {
u32 wapi_mbssid_offset;
u32 arp_srcaddr;
u32 arp_dstaddr;
u32 enable_btcoex;
};
#define WMI_PDEV_PARAM_UNSUPPORTED 0
@ -3760,6 +3761,9 @@ enum wmi_10_4_pdev_param {
WMI_10_4_PDEV_PARAM_ATF_OBSS_NOISE_SCH,
WMI_10_4_PDEV_PARAM_ATF_OBSS_NOISE_SCALING_FACTOR,
WMI_10_4_PDEV_PARAM_CUST_TXPOWER_SCALE,
WMI_10_4_PDEV_PARAM_ATF_DYNAMIC_ENABLE,
WMI_10_4_PDEV_PARAM_ATF_SSID_GROUP_POLICY,
WMI_10_4_PDEV_PARAM_ENABLE_BTCOEX,
};
struct wmi_pdev_set_param_cmd {