diff options
| author | Mark Brown <broonie@kernel.org> | 2020-12-11 17:47:55 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2020-12-11 17:47:55 +0000 |
| commit | 031616c434db05ce766f76c62865f55698e0924f (patch) | |
| tree | 7f29aa1ff3e7b51a8058cd570fb785c6e769b245 /drivers/net/wireless/ath/ath9k/pci.c | |
| parent | 064841ccfc49b2315dc0b797239862d3a343aa07 (diff) | |
| parent | 85a7555575a0e48f9b73db310d0d762a08a46d63 (diff) | |
Merge remote-tracking branch 'asoc/for-5.10' into asoc-linus
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/pci.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/pci.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/net/wireless/ath/ath9k/pci.c b/drivers/net/wireless/ath/ath9k/pci.c index f3461b193c7a..cff9af3af38d 100644 --- a/drivers/net/wireless/ath/ath9k/pci.c +++ b/drivers/net/wireless/ath/ath9k/pci.c @@ -825,6 +825,7 @@ static void ath_pci_aspm_init(struct ath_common *common) struct pci_dev *pdev = to_pci_dev(sc->dev); struct pci_dev *parent; u16 aspm; + int ret; if (!ah->is_pciexpress) return; @@ -866,8 +867,8 @@ static void ath_pci_aspm_init(struct ath_common *common) if (AR_SREV_9462(ah)) pci_read_config_dword(pdev, 0x70c, &ah->config.aspm_l1_fix); - pcie_capability_read_word(parent, PCI_EXP_LNKCTL, &aspm); - if (aspm & (PCI_EXP_LNKCTL_ASPM_L0S | PCI_EXP_LNKCTL_ASPM_L1)) { + ret = pcie_capability_read_word(parent, PCI_EXP_LNKCTL, &aspm); + if (!ret && (aspm & (PCI_EXP_LNKCTL_ASPM_L0S | PCI_EXP_LNKCTL_ASPM_L1))) { ah->aspm_enabled = true; /* Initialize PCIe PM and SERDES registers. */ ath9k_hw_configpcipowersave(ah, false); |