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| author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2017-10-03 11:09:16 +0200 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2017-10-03 11:09:16 +0200 |
| commit | 0d3c24e936feefeca854073ccb40613cd6eba9a9 (patch) | |
| tree | 1f675397b924846740b0931b066ddce6f3d7eb3d /drivers/net/wireless/ath/wil6210/pm.c | |
| parent | 1af0838de60e723cb02253ecc9b555c30f8f6a6f (diff) | |
| parent | ebec44a2456fbe5fe18aae88f6010f6878f0cb4a (diff) | |
| download | talos-op-linux-0d3c24e936feefeca854073ccb40613cd6eba9a9.tar.gz talos-op-linux-0d3c24e936feefeca854073ccb40613cd6eba9a9.zip | |
Merge airlied/drm-next into drm-misc-next
Just catching up with upstream.
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/net/wireless/ath/wil6210/pm.c')
| -rw-r--r-- | drivers/net/wireless/ath/wil6210/pm.c | 27 |
1 files changed, 23 insertions, 4 deletions
diff --git a/drivers/net/wireless/ath/wil6210/pm.c b/drivers/net/wireless/ath/wil6210/pm.c index ce1f384e7f8e..8f5d1b447aaa 100644 --- a/drivers/net/wireless/ath/wil6210/pm.c +++ b/drivers/net/wireless/ath/wil6210/pm.c @@ -21,10 +21,11 @@ int wil_can_suspend(struct wil6210_priv *wil, bool is_runtime) { int rc = 0; struct wireless_dev *wdev = wil->wdev; + struct net_device *ndev = wil_to_ndev(wil); wil_dbg_pm(wil, "can_suspend: %s\n", is_runtime ? "runtime" : "system"); - if (!netif_running(wil_to_ndev(wil))) { + if (!(ndev->flags & IFF_UP)) { /* can always sleep when down */ wil_dbg_pm(wil, "Interface is down\n"); goto out; @@ -85,7 +86,9 @@ static int wil_resume_keep_radio_on(struct wil6210_priv *wil) /* Send WMI resume request to the device */ rc = wmi_resume(wil); if (rc) { - wil_err(wil, "device failed to resume (%d), resetting\n", rc); + wil_err(wil, "device failed to resume (%d)\n", rc); + if (no_fw_recovery) + goto out; rc = wil_down(wil); if (rc) { wil_err(wil, "wil_down failed (%d)\n", rc); @@ -298,6 +301,9 @@ int wil_suspend(struct wil6210_priv *wil, bool is_runtime) wil_dbg_pm(wil, "suspend: %s => %d\n", is_runtime ? "runtime" : "system", rc); + if (!rc) + wil->suspend_stats.suspend_start_time = ktime_get(); + return rc; } @@ -307,6 +313,7 @@ int wil_resume(struct wil6210_priv *wil, bool is_runtime) struct net_device *ndev = wil_to_ndev(wil); bool keep_radio_on = ndev->flags & IFF_UP && wil->keep_radio_on_during_sleep; + unsigned long long suspend_time_usec = 0; wil_dbg_pm(wil, "resume: %s\n", is_runtime ? "runtime" : "system"); @@ -324,8 +331,20 @@ int wil_resume(struct wil6210_priv *wil, bool is_runtime) else rc = wil_resume_radio_off(wil); + if (rc) + goto out; + + suspend_time_usec = + ktime_to_us(ktime_sub(ktime_get(), + wil->suspend_stats.suspend_start_time)); + wil->suspend_stats.total_suspend_time += suspend_time_usec; + if (suspend_time_usec < wil->suspend_stats.min_suspend_time) + wil->suspend_stats.min_suspend_time = suspend_time_usec; + if (suspend_time_usec > wil->suspend_stats.max_suspend_time) + wil->suspend_stats.max_suspend_time = suspend_time_usec; + out: - wil_dbg_pm(wil, "resume: %s => %d\n", - is_runtime ? "runtime" : "system", rc); + wil_dbg_pm(wil, "resume: %s => %d, suspend time %lld usec\n", + is_runtime ? "runtime" : "system", rc, suspend_time_usec); return rc; } |

