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iwlegacy: collapse wrapper for pcie_capability_read_word()

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il_pcie_link_ctl() 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: Stanislaw Gruszka <sgruszka@redhat.com>
This commit is contained in:
Bjorn Helgaas 2012-12-05 13:51:20 -07:00
parent f2692bd9be
commit 94e1561344
2 changed files with 3 additions and 10 deletions
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5
drivers/net/wireless/iwlegacy/common.c
View File

@ -1183,8 +1183,9 @@ EXPORT_SYMBOL(il_power_update_mode);
void
il_power_initialize(struct il_priv *il)
{
u16 lctl = il_pcie_link_ctl(il);
u16 lctl;
pcie_capability_read_word(il->pci_dev, PCI_EXP_LNKCTL, &lctl);
il->power_data.pci_pm = !(lctl & PCI_CFG_LINK_CTRL_VAL_L0S_EN);
il->power_data.debug_sleep_level_override = -1;
@ -4233,7 +4234,7 @@ il_apm_init(struct il_priv *il)
* power savings, even without L1.
*/
if (il->cfg->set_l0s) {
lctl = il_pcie_link_ctl(il);
pcie_capability_read_word(il->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 */

8
drivers/net/wireless/iwlegacy/common.h
View File

@ -1829,14 +1829,6 @@ int il_enqueue_hcmd(struct il_priv *il, struct il_host_cmd *cmd);
* PCI *
*****************************************************/
static inline u16
il_pcie_link_ctl(struct il_priv *il)
{
u16 pci_lnk_ctl;
pcie_capability_read_word(il->pci_dev, PCI_EXP_LNKCTL, &pci_lnk_ctl);
return pci_lnk_ctl;
}
void il_bg_watchdog(unsigned long data);
u32 il_usecs_to_beacons(struct il_priv *il, u32 usec, u32 beacon_interval);
__le32 il_add_beacon_time(struct il_priv *il, u32 base, u32 addon,