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wil6210: get suspend reject reason and resume triggers from FW 

Upon receiving suspend reject, print reject reason.
Upon receiving resume event, print resume triggers.

Signed-off-by: Lazar Alexei <qca_ailizaro@qca.qualcomm.com>
Signed-off-by: Maya Erez <qca_merez@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
This commit is contained in:
Lazar Alexei 2017-11-14 15:25:41 +02:00 committed by Kalle Valo
parent 51a5870949
commit 6804cd101c
2 changed files with 57 additions and 6 deletions
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46
drivers/net/wireless/ath/wil6210/wmi.c
View File

@ -2043,6 +2043,16 @@ void wmi_event_flush(struct wil6210_priv *wil)
spin_unlock_irqrestore(&wil->wmi_ev_lock, flags);
}
static const char *suspend_status2name(u8 status)
{
switch (status) {
case WMI_TRAFFIC_SUSPEND_REJECTED_LINK_NOT_IDLE:
return "LINK_NOT_IDLE";
default:
return "Untracked status";
}
}
int wmi_suspend(struct wil6210_priv *wil)
{
int rc;
@ -2058,7 +2068,7 @@ int wmi_suspend(struct wil6210_priv *wil)
wil->suspend_resp_rcvd = false;
wil->suspend_resp_comp = false;
reply.evt.status = WMI_TRAFFIC_SUSPEND_REJECTED;
reply.evt.status = WMI_TRAFFIC_SUSPEND_REJECTED_LINK_NOT_IDLE;
rc = wmi_call(wil, WMI_TRAFFIC_SUSPEND_CMDID, &cmd, sizeof(cmd),
WMI_TRAFFIC_SUSPEND_EVENTID, &reply, sizeof(reply),
@ -2090,8 +2100,9 @@ int wmi_suspend(struct wil6210_priv *wil)
}
wil_dbg_wmi(wil, "suspend_response_completed rcvd\n");
if (reply.evt.status == WMI_TRAFFIC_SUSPEND_REJECTED) {
wil_dbg_pm(wil, "device rejected the suspend\n");
if (reply.evt.status != WMI_TRAFFIC_SUSPEND_APPROVED) {
wil_dbg_pm(wil, "device rejected the suspend, %s\n",
suspend_status2name(reply.evt.status));
wil->suspend_stats.rejected_by_device++;
}
rc = reply.evt.status;
@ -2103,21 +2114,50 @@ int wmi_suspend(struct wil6210_priv *wil)
return rc;
}
static void resume_triggers2string(u32 triggers, char *string, int str_size)
{
string[0] = '\0';
if (!triggers) {
strlcat(string, " UNKNOWN", str_size);
return;
}
if (triggers & WMI_RESUME_TRIGGER_HOST)
strlcat(string, " HOST", str_size);
if (triggers & WMI_RESUME_TRIGGER_UCAST_RX)
strlcat(string, " UCAST_RX", str_size);
if (triggers & WMI_RESUME_TRIGGER_BCAST_RX)
strlcat(string, " BCAST_RX", str_size);
if (triggers & WMI_RESUME_TRIGGER_WMI_EVT)
strlcat(string, " WMI_EVT", str_size);
}
int wmi_resume(struct wil6210_priv *wil)
{
int rc;
char string[100];
struct {
struct wmi_cmd_hdr wmi;
struct wmi_traffic_resume_event evt;
} __packed reply;
reply.evt.status = WMI_TRAFFIC_RESUME_FAILED;
reply.evt.resume_triggers = WMI_RESUME_TRIGGER_UNKNOWN;
rc = wmi_call(wil, WMI_TRAFFIC_RESUME_CMDID, NULL, 0,
WMI_TRAFFIC_RESUME_EVENTID, &reply, sizeof(reply),
WIL_WAIT_FOR_SUSPEND_RESUME_COMP);
if (rc)
return rc;
resume_triggers2string(le32_to_cpu(reply.evt.resume_triggers), string,
sizeof(string));
wil_dbg_pm(wil, "device resume %s, resume triggers:%s (0x%x)\n",
reply.evt.status ? "failed" : "passed", string,
le32_to_cpu(reply.evt.resume_triggers));
return reply.evt.status;
}

17
drivers/net/wireless/ath/wil6210/wmi.h
View File

@ -2267,8 +2267,8 @@ struct wmi_link_maintain_cfg_read_done_event {
} __packed;
enum wmi_traffic_suspend_status {
WMI_TRAFFIC_SUSPEND_APPROVED = 0x0,
WMI_TRAFFIC_SUSPEND_REJECTED = 0x1,
WMI_TRAFFIC_SUSPEND_APPROVED = 0x0,
WMI_TRAFFIC_SUSPEND_REJECTED_LINK_NOT_IDLE = 0x1,
};
/* WMI_TRAFFIC_SUSPEND_EVENTID */
@ -2282,10 +2282,21 @@ enum wmi_traffic_resume_status {
WMI_TRAFFIC_RESUME_FAILED = 0x1,
};
enum wmi_resume_trigger {
WMI_RESUME_TRIGGER_UNKNOWN = 0x0,
WMI_RESUME_TRIGGER_HOST = 0x1,
WMI_RESUME_TRIGGER_UCAST_RX = 0x2,
WMI_RESUME_TRIGGER_BCAST_RX = 0x4,
WMI_RESUME_TRIGGER_WMI_EVT = 0x8,
};
/* WMI_TRAFFIC_RESUME_EVENTID */
struct wmi_traffic_resume_event {
/* enum wmi_traffic_resume_status_e */
/* enum wmi_traffic_resume_status */
u8 status;
u8 reserved[3];
/* enum wmi_resume_trigger bitmap */
__le32 resume_triggers;
} __packed;
/* Power Save command completion status codes */