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| author | Dustin Brown <dustinb@codeaurora.org> | 2017-09-07 14:24:30 -0700 |
|---|---|---|
| committer | snandini <snandini@codeaurora.org> | 2017-10-05 16:11:29 -0700 |
| commit | 0d7163dbd4961de93eb423836415e80de6d43872 (patch) | |
| tree | 9ed6b289292205090e652f92b2f5ac120a285d06 /hif | |
| parent | 6e26c9c1f87bae6490bc16f2f66d19739d70af30 (diff) | |
| download | qca-wfi-host-cmn-0d7163dbd4961de93eb423836415e80de6d43872.tar.gz | |
qcacmn: Log failures to prevent PCIe power collapse
Currently there is no indication when calls into pld_wlan_pm_control
fail. Add an error log in such situations to improve debugging.
Change-Id: Ic061a1735878930a5ab55711da58f8bad1a6a8a6
CRs-Fixed: 2119173
Diffstat (limited to 'hif')
| -rw-r--r-- | hif/src/pcie/if_pci.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/hif/src/pcie/if_pci.c b/hif/src/pcie/if_pci.c index c14b3e502..4e56d0809 100644 --- a/hif/src/pcie/if_pci.c +++ b/hif/src/pcie/if_pci.c @@ -2718,10 +2718,15 @@ static void hif_runtime_prevent_linkdown(struct hif_softc *scn, bool flag) */ void hif_pci_prevent_linkdown(struct hif_softc *scn, bool flag) { - HIF_DBG("wlan: %s pcie power collapse", - (flag ? "disable" : "enable")); + int errno; + + HIF_DBG("wlan: %s pcie power collapse", flag ? "disable" : "enable"); hif_runtime_prevent_linkdown(scn, flag); - pld_wlan_pm_control(scn->qdf_dev->dev, flag); + + errno = pld_wlan_pm_control(scn->qdf_dev->dev, flag); + if (errno) + HIF_ERROR("%s: Failed pld_wlan_pm_control; errno %d", + __func__, errno); } #else void hif_pci_prevent_linkdown(struct hif_softc *scn, bool flag) |