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path: root/drivers/net/wireless/ath/wil6210/wmi.c
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Diffstat (limited to 'drivers/net/wireless/ath/wil6210/wmi.c')
-rw-r--r--drivers/net/wireless/ath/wil6210/wmi.c132
1 files changed, 104 insertions, 28 deletions
diff --git a/drivers/net/wireless/ath/wil6210/wmi.c b/drivers/net/wireless/ath/wil6210/wmi.c
index c759759afbb2..2f35d4c51f34 100644
--- a/drivers/net/wireless/ath/wil6210/wmi.c
+++ b/drivers/net/wireless/ath/wil6210/wmi.c
@@ -228,8 +228,8 @@ static int __wmi_send(struct wil6210_priv *wil, u16 cmdid, void *buf, u16 len)
wil_dbg_wmi(wil, "Head 0x%08x -> 0x%08x\n", r->head, next_head);
/* wait till FW finish with previous command */
for (retry = 5; retry > 0; retry--) {
- r->tail = ioread32(wil->csr + HOST_MBOX +
- offsetof(struct wil6210_mbox_ctl, tx.tail));
+ r->tail = wil_r(wil, RGF_MBOX +
+ offsetof(struct wil6210_mbox_ctl, tx.tail));
if (next_head != r->tail)
break;
msleep(20);
@@ -254,16 +254,16 @@ static int __wmi_send(struct wil6210_priv *wil, u16 cmdid, void *buf, u16 len)
wil_memcpy_toio_32(dst, &cmd, sizeof(cmd));
wil_memcpy_toio_32(dst + sizeof(cmd), buf, len);
/* mark entry as full */
- iowrite32(1, wil->csr + HOSTADDR(r->head) +
- offsetof(struct wil6210_mbox_ring_desc, sync));
+ wil_w(wil, r->head + offsetof(struct wil6210_mbox_ring_desc, sync), 1);
/* advance next ptr */
- iowrite32(r->head = next_head, wil->csr + HOST_MBOX +
- offsetof(struct wil6210_mbox_ctl, tx.head));
+ wil_w(wil, RGF_MBOX + offsetof(struct wil6210_mbox_ctl, tx.head),
+ r->head = next_head);
trace_wil6210_wmi_cmd(&cmd.wmi, buf, len);
/* interrupt to FW */
- iowrite32(SW_INT_MBOX, wil->csr + HOST_SW_INT);
+ wil_w(wil, RGF_USER_USER_ICR + offsetof(struct RGF_ICR, ICS),
+ SW_INT_MBOX);
return 0;
}
@@ -312,22 +312,44 @@ static void wmi_evt_rx_mgmt(struct wil6210_priv *wil, int id, void *d, int len)
struct wiphy *wiphy = wil_to_wiphy(wil);
struct ieee80211_mgmt *rx_mgmt_frame =
(struct ieee80211_mgmt *)data->payload;
- int ch_no = data->info.channel+1;
- u32 freq = ieee80211_channel_to_frequency(ch_no,
- IEEE80211_BAND_60GHZ);
- struct ieee80211_channel *channel = ieee80211_get_channel(wiphy, freq);
- s32 signal = data->info.sqi;
- __le16 fc = rx_mgmt_frame->frame_control;
- u32 d_len = le32_to_cpu(data->info.len);
- u16 d_status = le16_to_cpu(data->info.status);
-
- wil_dbg_wmi(wil, "MGMT: channel %d MCS %d SNR %d SQI %d%%\n",
+ int flen = len - offsetof(struct wmi_rx_mgmt_packet_event, payload);
+ int ch_no;
+ u32 freq;
+ struct ieee80211_channel *channel;
+ s32 signal;
+ __le16 fc;
+ u32 d_len;
+ u16 d_status;
+
+ if (flen < 0) {
+ wil_err(wil, "MGMT Rx: short event, len %d\n", len);
+ return;
+ }
+
+ d_len = le32_to_cpu(data->info.len);
+ if (d_len != flen) {
+ wil_err(wil,
+ "MGMT Rx: length mismatch, d_len %d should be %d\n",
+ d_len, flen);
+ return;
+ }
+
+ ch_no = data->info.channel + 1;
+ freq = ieee80211_channel_to_frequency(ch_no, IEEE80211_BAND_60GHZ);
+ channel = ieee80211_get_channel(wiphy, freq);
+ signal = data->info.sqi;
+ d_status = le16_to_cpu(data->info.status);
+ fc = rx_mgmt_frame->frame_control;
+
+ wil_dbg_wmi(wil, "MGMT Rx: channel %d MCS %d SNR %d SQI %d%%\n",
data->info.channel, data->info.mcs, data->info.snr,
data->info.sqi);
wil_dbg_wmi(wil, "status 0x%04x len %d fc 0x%04x\n", d_status, d_len,
le16_to_cpu(fc));
wil_dbg_wmi(wil, "qid %d mid %d cid %d\n",
data->info.qid, data->info.mid, data->info.cid);
+ wil_hex_dump_wmi("MGMT Rx ", DUMP_PREFIX_OFFSET, 16, 1, rx_mgmt_frame,
+ d_len, true);
if (!channel) {
wil_err(wil, "Frame on unsupported channel\n");
@@ -363,6 +385,17 @@ static void wmi_evt_rx_mgmt(struct wil6210_priv *wil, int id, void *d, int len)
}
}
+static void wmi_evt_tx_mgmt(struct wil6210_priv *wil, int id, void *d, int len)
+{
+ struct wmi_tx_mgmt_packet_event *data = d;
+ struct ieee80211_mgmt *mgmt_frame =
+ (struct ieee80211_mgmt *)data->payload;
+ int flen = len - offsetof(struct wmi_tx_mgmt_packet_event, payload);
+
+ wil_hex_dump_wmi("MGMT Tx ", DUMP_PREFIX_OFFSET, 16, 1, mgmt_frame,
+ flen, true);
+}
+
static void wmi_evt_scan_complete(struct wil6210_priv *wil, int id,
void *d, int len)
{
@@ -659,6 +692,7 @@ static const struct {
{WMI_READY_EVENTID, wmi_evt_ready},
{WMI_FW_READY_EVENTID, wmi_evt_fw_ready},
{WMI_RX_MGMT_PACKET_EVENTID, wmi_evt_rx_mgmt},
+ {WMI_TX_MGMT_PACKET_EVENTID, wmi_evt_tx_mgmt},
{WMI_SCAN_COMPLETE_EVENTID, wmi_evt_scan_complete},
{WMI_CONNECT_EVENTID, wmi_evt_connect},
{WMI_DISCONNECT_EVENTID, wmi_evt_disconnect},
@@ -695,8 +729,8 @@ void wmi_recv_cmd(struct wil6210_priv *wil)
u16 len;
bool q;
- r->head = ioread32(wil->csr + HOST_MBOX +
- offsetof(struct wil6210_mbox_ctl, rx.head));
+ r->head = wil_r(wil, RGF_MBOX +
+ offsetof(struct wil6210_mbox_ctl, rx.head));
if (r->tail == r->head)
break;
@@ -734,8 +768,8 @@ void wmi_recv_cmd(struct wil6210_priv *wil)
cmd = (void *)&evt->event.wmi;
wil_memcpy_fromio_32(cmd, src, len);
/* mark entry as empty */
- iowrite32(0, wil->csr + HOSTADDR(r->tail) +
- offsetof(struct wil6210_mbox_ring_desc, sync));
+ wil_w(wil, r->tail +
+ offsetof(struct wil6210_mbox_ring_desc, sync), 0);
/* indicate */
if ((hdr.type == WIL_MBOX_HDR_TYPE_WMI) &&
(len >= sizeof(struct wil6210_mbox_hdr_wmi))) {
@@ -754,8 +788,8 @@ void wmi_recv_cmd(struct wil6210_priv *wil)
/* advance tail */
r->tail = r->base + ((r->tail - r->base +
sizeof(struct wil6210_mbox_ring_desc)) % r->size);
- iowrite32(r->tail, wil->csr + HOST_MBOX +
- offsetof(struct wil6210_mbox_ctl, rx.tail));
+ wil_w(wil, RGF_MBOX +
+ offsetof(struct wil6210_mbox_ctl, rx.tail), r->tail);
/* add to the pending list */
spin_lock_irqsave(&wil->wmi_ev_lock, flags);
@@ -772,7 +806,7 @@ int wmi_call(struct wil6210_priv *wil, u16 cmdid, void *buf, u16 len,
u16 reply_id, void *reply, u8 reply_size, int to_msec)
{
int rc;
- int remain;
+ unsigned long remain;
mutex_lock(&wil->wmi_mutex);
@@ -988,12 +1022,21 @@ int wmi_add_cipher_key(struct wil6210_priv *wil, u8 key_index,
int wmi_set_ie(struct wil6210_priv *wil, u8 type, u16 ie_len, const void *ie)
{
+ static const char *const names[] = {
+ [WMI_FRAME_BEACON] = "BEACON",
+ [WMI_FRAME_PROBE_REQ] = "PROBE_REQ",
+ [WMI_FRAME_PROBE_RESP] = "WMI_FRAME_PROBE_RESP",
+ [WMI_FRAME_ASSOC_REQ] = "WMI_FRAME_ASSOC_REQ",
+ [WMI_FRAME_ASSOC_RESP] = "WMI_FRAME_ASSOC_RESP",
+ };
int rc;
u16 len = sizeof(struct wmi_set_appie_cmd) + ie_len;
struct wmi_set_appie_cmd *cmd = kzalloc(len, GFP_KERNEL);
- if (!cmd)
- return -ENOMEM;
+ if (!cmd) {
+ rc = -ENOMEM;
+ goto out;
+ }
if (!ie)
ie_len = 0;
@@ -1003,6 +1046,12 @@ int wmi_set_ie(struct wil6210_priv *wil, u8 type, u16 ie_len, const void *ie)
memcpy(cmd->ie_info, ie, ie_len);
rc = wmi_send(wil, WMI_SET_APPIE_CMDID, cmd, len);
kfree(cmd);
+out:
+ if (rc) {
+ const char *name = type < ARRAY_SIZE(names) ?
+ names[type] : "??";
+ wil_err(wil, "set_ie(%d %s) failed : %d\n", type, name, rc);
+ }
return rc;
}
@@ -1129,15 +1178,42 @@ int wmi_get_temperature(struct wil6210_priv *wil, u32 *t_bb, u32 *t_rf)
int wmi_disconnect_sta(struct wil6210_priv *wil, const u8 *mac, u16 reason)
{
+ int rc;
+ u16 reason_code;
struct wmi_disconnect_sta_cmd cmd = {
.disconnect_reason = cpu_to_le16(reason),
};
+ struct {
+ struct wil6210_mbox_hdr_wmi wmi;
+ struct wmi_disconnect_event evt;
+ } __packed reply;
ether_addr_copy(cmd.dst_mac, mac);
wil_dbg_wmi(wil, "%s(%pM, reason %d)\n", __func__, mac, reason);
- return wmi_send(wil, WMI_DISCONNECT_STA_CMDID, &cmd, sizeof(cmd));
+ rc = wmi_call(wil, WMI_DISCONNECT_STA_CMDID, &cmd, sizeof(cmd),
+ WMI_DISCONNECT_EVENTID, &reply, sizeof(reply), 1000);
+ /* failure to disconnect in reasonable time treated as FW error */
+ if (rc) {
+ wil_fw_error_recovery(wil);
+ return rc;
+ }
+
+ /* call event handler manually after processing wmi_call,
+ * to avoid deadlock - disconnect event handler acquires wil->mutex
+ * while it is already held here
+ */
+ reason_code = le16_to_cpu(reply.evt.protocol_reason_status);
+
+ wil_dbg_wmi(wil, "Disconnect %pM reason [proto %d wmi %d]\n",
+ reply.evt.bssid, reason_code,
+ reply.evt.disconnect_reason);
+
+ wil->sinfo_gen++;
+ wil6210_disconnect(wil, reply.evt.bssid, reason_code, true);
+
+ return 0;
}
int wmi_addba(struct wil6210_priv *wil, u8 ringid, u8 size, u16 timeout)
@@ -1279,7 +1355,7 @@ static void wmi_event_handle(struct wil6210_priv *wil,
/* search for handler */
if (!wmi_evt_call_handler(wil, id, evt_data,
len - sizeof(*wmi))) {
- wil_err(wil, "Unhandled event 0x%04x\n", id);
+ wil_info(wil, "Unhandled event 0x%04x\n", id);
}
} else {
wil_err(wil, "Unknown event type\n");
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.