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| author | Bjorn Helgaas <bhelgaas@google.com> | 2012-12-05 13:51:20 -0700 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2012-12-07 11:19:54 -0700 |
| commit | b9d146e30a2d855229f0944152f84aef1a21553b (patch) | |
| tree | efb7abc2711019cf40e74d709652339b25dc5171 /drivers/net | |
| parent | f93eaffcacb43b5764fb440ef50bf88dc7a2eb3e (diff) | |
| download | op-kernel-dev-b9d146e30a2d855229f0944152f84aef1a21553b.zip op-kernel-dev-b9d146e30a2d855229f0944152f84aef1a21553b.tar.gz | |
iwlwifi: collapse wrapper for pcie_capability_read_word()
iwl_pciexp_link_ctrl() has only one call site and no longer provides any
useful abstraction, so collapse it into the caller.
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/pcie/trans.c | 13 |
1 files changed, 3 insertions, 10 deletions
diff --git a/drivers/net/wireless/iwlwifi/pcie/trans.c b/drivers/net/wireless/iwlwifi/pcie/trans.c index fe0fffd..5cd06b3 100644 --- a/drivers/net/wireless/iwlwifi/pcie/trans.c +++ b/drivers/net/wireless/iwlwifi/pcie/trans.c @@ -673,18 +673,11 @@ static void iwl_set_pwr_vmain(struct iwl_trans *trans) #define PCI_CFG_LINK_CTRL_VAL_L0S_EN 0x01 #define PCI_CFG_LINK_CTRL_VAL_L1_EN 0x02 -static u16 iwl_pciexp_link_ctrl(struct iwl_trans *trans) +static void iwl_apm_config(struct iwl_trans *trans) { struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); - u16 pci_lnk_ctl; - - pcie_capability_read_word(trans_pcie->pci_dev, PCI_EXP_LNKCTL, - &pci_lnk_ctl); - return pci_lnk_ctl; -} + u16 lctl; -static void iwl_apm_config(struct iwl_trans *trans) -{ /* * HW bug W/A for instability in PCIe bus L0S->L1 transition. * Check if BIOS (or OS) enabled L1-ASPM on this device. @@ -693,8 +686,8 @@ static void iwl_apm_config(struct iwl_trans *trans) * If not (unlikely), enable L0S, so there is at least some * power savings, even without L1. */ - u16 lctl = iwl_pciexp_link_ctrl(trans); + pcie_capability_read_word(trans_pcie->pci_dev, PCI_EXP_LNKCTL, &lctl); if ((lctl & PCI_CFG_LINK_CTRL_VAL_L1_EN) == PCI_CFG_LINK_CTRL_VAL_L1_EN) { /* L1-ASPM enabled; disable(!) L0S */ |
