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-rw-r--r--drivers/net/wireless/ath/wcn36xx/hal.h32
-rw-r--r--drivers/net/wireless/ath/wcn36xx/main.c1
-rw-r--r--drivers/net/wireless/ath/wcn36xx/smd.c82
-rw-r--r--drivers/net/wireless/ath/wcn36xx/smd.h1
4 files changed, 116 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/wcn36xx/hal.h b/drivers/net/wireless/ath/wcn36xx/hal.h
index 5f1f2480459a..9bea2b01f9aa 100644
--- a/drivers/net/wireless/ath/wcn36xx/hal.h
+++ b/drivers/net/wireless/ath/wcn36xx/hal.h
@@ -359,6 +359,8 @@ enum wcn36xx_hal_host_msg_type {
WCN36XX_HAL_START_SCAN_OFFLOAD_RSP = 205,
WCN36XX_HAL_STOP_SCAN_OFFLOAD_REQ = 206,
WCN36XX_HAL_STOP_SCAN_OFFLOAD_RSP = 207,
+ WCN36XX_HAL_UPDATE_CHANNEL_LIST_REQ = 208,
+ WCN36XX_HAL_UPDATE_CHANNEL_LIST_RSP = 209,
WCN36XX_HAL_SCAN_OFFLOAD_IND = 210,
WCN36XX_HAL_AVOID_FREQ_RANGE_IND = 233,
@@ -1353,6 +1355,36 @@ struct wcn36xx_hal_stop_scan_offload_rsp_msg {
u32 status;
} __packed;
+#define WCN36XX_HAL_CHAN_REG1_MIN_PWR_MASK 0x000000ff
+#define WCN36XX_HAL_CHAN_REG1_MAX_PWR_MASK 0x0000ff00
+#define WCN36XX_HAL_CHAN_REG1_REG_PWR_MASK 0x00ff0000
+#define WCN36XX_HAL_CHAN_REG1_CLASS_ID_MASK 0xff000000
+#define WCN36XX_HAL_CHAN_REG2_ANT_GAIN_MASK 0x000000ff
+#define WCN36XX_HAL_CHAN_INFO_FLAG_PASSIVE BIT(7)
+#define WCN36XX_HAL_CHAN_INFO_FLAG_DFS BIT(10)
+#define WCN36XX_HAL_CHAN_INFO_FLAG_HT BIT(11)
+#define WCN36XX_HAL_CHAN_INFO_FLAG_VHT BIT(12)
+#define WCN36XX_HAL_CHAN_INFO_PHY_11A 0
+#define WCN36XX_HAL_CHAN_INFO_PHY_11BG 1
+#define WCN36XX_HAL_DEFAULT_ANT_GAIN 6
+#define WCN36XX_HAL_DEFAULT_MIN_POWER 6
+
+struct wcn36xx_hal_channel_param {
+ u32 mhz;
+ u32 band_center_freq1;
+ u32 band_center_freq2;
+ u32 channel_info;
+ u32 reg_info_1;
+ u32 reg_info_2;
+} __packed;
+
+struct wcn36xx_hal_update_channel_list_req_msg {
+ struct wcn36xx_hal_msg_header header;
+
+ u8 num_channel;
+ struct wcn36xx_hal_channel_param channels[80];
+} __packed;
+
enum wcn36xx_hal_rate_index {
HW_RATE_INDEX_1MBPS = 0x82,
HW_RATE_INDEX_2MBPS = 0x84,
diff --git a/drivers/net/wireless/ath/wcn36xx/main.c b/drivers/net/wireless/ath/wcn36xx/main.c
index 42153305f6d8..158ac17f5f56 100644
--- a/drivers/net/wireless/ath/wcn36xx/main.c
+++ b/drivers/net/wireless/ath/wcn36xx/main.c
@@ -678,6 +678,7 @@ static int wcn36xx_hw_scan(struct ieee80211_hw *hw,
mutex_unlock(&wcn->scan_lock);
+ wcn36xx_smd_update_channel_list(wcn, &hw_req->req);
return wcn36xx_smd_start_hw_scan(wcn, vif, &hw_req->req);
}
diff --git a/drivers/net/wireless/ath/wcn36xx/smd.c b/drivers/net/wireless/ath/wcn36xx/smd.c
index 3cecc8f9c964..e1f4a5d79af7 100644
--- a/drivers/net/wireless/ath/wcn36xx/smd.c
+++ b/drivers/net/wireless/ath/wcn36xx/smd.c
@@ -16,6 +16,7 @@
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+#include <linux/bitfield.h>
#include <linux/etherdevice.h>
#include <linux/firmware.h>
#include <linux/bitops.h>
@@ -928,6 +929,86 @@ out:
return ret;
}
+int wcn36xx_smd_update_channel_list(struct wcn36xx *wcn, struct cfg80211_scan_request *req)
+{
+ struct wcn36xx_hal_update_channel_list_req_msg *msg_body;
+ int ret, i;
+
+ msg_body = kzalloc(sizeof(*msg_body), GFP_KERNEL);
+ if (!msg_body)
+ return -ENOMEM;
+
+ INIT_HAL_MSG((*msg_body), WCN36XX_HAL_UPDATE_CHANNEL_LIST_REQ);
+
+ msg_body->num_channel = min_t(u8, req->n_channels, sizeof(msg_body->channels));
+ for (i = 0; i < msg_body->num_channel; i++) {
+ struct wcn36xx_hal_channel_param *param = &msg_body->channels[i];
+ u32 min_power = WCN36XX_HAL_DEFAULT_MIN_POWER;
+ u32 ant_gain = WCN36XX_HAL_DEFAULT_ANT_GAIN;
+
+ param->mhz = req->channels[i]->center_freq;
+ param->band_center_freq1 = req->channels[i]->center_freq;
+ param->band_center_freq2 = 0;
+
+ if (req->channels[i]->flags & IEEE80211_CHAN_NO_IR)
+ param->channel_info |= WCN36XX_HAL_CHAN_INFO_FLAG_PASSIVE;
+
+ if (req->channels[i]->flags & IEEE80211_CHAN_RADAR)
+ param->channel_info |= WCN36XX_HAL_CHAN_INFO_FLAG_DFS;
+
+ if (req->channels[i]->band == NL80211_BAND_5GHZ) {
+ param->channel_info |= WCN36XX_HAL_CHAN_INFO_FLAG_HT;
+ param->channel_info |= WCN36XX_HAL_CHAN_INFO_FLAG_VHT;
+ param->channel_info |= WCN36XX_HAL_CHAN_INFO_PHY_11A;
+ } else {
+ param->channel_info |= WCN36XX_HAL_CHAN_INFO_PHY_11BG;
+ }
+
+ if (min_power > req->channels[i]->max_power)
+ min_power = req->channels[i]->max_power;
+
+ if (req->channels[i]->max_antenna_gain)
+ ant_gain = req->channels[i]->max_antenna_gain;
+
+ u32p_replace_bits(&param->reg_info_1, min_power,
+ WCN36XX_HAL_CHAN_REG1_MIN_PWR_MASK);
+ u32p_replace_bits(&param->reg_info_1, req->channels[i]->max_power,
+ WCN36XX_HAL_CHAN_REG1_MAX_PWR_MASK);
+ u32p_replace_bits(&param->reg_info_1, req->channels[i]->max_reg_power,
+ WCN36XX_HAL_CHAN_REG1_REG_PWR_MASK);
+ u32p_replace_bits(&param->reg_info_1, 0,
+ WCN36XX_HAL_CHAN_REG1_CLASS_ID_MASK);
+ u32p_replace_bits(&param->reg_info_2, ant_gain,
+ WCN36XX_HAL_CHAN_REG2_ANT_GAIN_MASK);
+
+ wcn36xx_dbg(WCN36XX_DBG_HAL,
+ "%s: freq=%u, channel_info=%08x, reg_info1=%08x, reg_info2=%08x\n",
+ __func__, param->mhz, param->channel_info, param->reg_info_1,
+ param->reg_info_2);
+ }
+
+ mutex_lock(&wcn->hal_mutex);
+
+ PREPARE_HAL_BUF(wcn->hal_buf, (*msg_body));
+
+ ret = wcn36xx_smd_send_and_wait(wcn, msg_body->header.len);
+ if (ret) {
+ wcn36xx_err("Sending hal_update_channel_list failed\n");
+ goto out;
+ }
+
+ ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
+ if (ret) {
+ wcn36xx_err("hal_update_channel_list response failed err=%d\n", ret);
+ goto out;
+ }
+
+out:
+ kfree(msg_body);
+ mutex_unlock(&wcn->hal_mutex);
+ return ret;
+}
+
static int wcn36xx_smd_switch_channel_rsp(void *buf, size_t len)
{
struct wcn36xx_hal_switch_channel_rsp_msg *rsp;
@@ -3138,6 +3219,7 @@ int wcn36xx_smd_rsp_process(struct rpmsg_device *rpdev,
case WCN36XX_HAL_HOST_RESUME_RSP:
case WCN36XX_HAL_ENTER_IMPS_RSP:
case WCN36XX_HAL_EXIT_IMPS_RSP:
+ case WCN36XX_HAL_UPDATE_CHANNEL_LIST_RSP:
memcpy(wcn->hal_buf, buf, len);
wcn->hal_rsp_len = len;
complete(&wcn->hal_rsp_compl);
diff --git a/drivers/net/wireless/ath/wcn36xx/smd.h b/drivers/net/wireless/ath/wcn36xx/smd.h
index 5f98c1d01ae4..88e045dad8f3 100644
--- a/drivers/net/wireless/ath/wcn36xx/smd.h
+++ b/drivers/net/wireless/ath/wcn36xx/smd.h
@@ -70,6 +70,7 @@ int wcn36xx_smd_update_scan_params(struct wcn36xx *wcn, u8 *channels, size_t cha
int wcn36xx_smd_start_hw_scan(struct wcn36xx *wcn, struct ieee80211_vif *vif,
struct cfg80211_scan_request *req);
int wcn36xx_smd_stop_hw_scan(struct wcn36xx *wcn);
+int wcn36xx_smd_update_channel_list(struct wcn36xx *wcn, struct cfg80211_scan_request *req);
int wcn36xx_smd_add_sta_self(struct wcn36xx *wcn, struct ieee80211_vif *vif);
int wcn36xx_smd_delete_sta_self(struct wcn36xx *wcn, u8 *addr);
int wcn36xx_smd_delete_sta(struct wcn36xx *wcn, u8 sta_index);
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