hollalinux
/
linux-sg2042
mirror of https://github.com/sophgo/linux-riscv.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

iwlwifi: pcie: only use d0i3 in suspend/resume if system_pm is set to d0i3 

We only need to handle d0i3 entry and exit during suspend resume if
system_pm is set to IWL_PLAT_PM_MODE_D0I3, otherwise d0i3 entry
failures will cause suspend to fail.

This fixes https://bugzilla.kernel.org/show_bug.cgi?id=194791

Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
This commit is contained in:
Luca Coelho 2017-03-24 11:01:45 +02:00
parent addce854f1
commit e4c49c4937
1 changed files with 4 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
drivers/net/wireless/intel/iwlwifi/pcie/trans.c
View File

@ -2803,7 +2803,8 @@ static struct iwl_trans_dump_data
#ifdef CONFIG_PM_SLEEP
static int iwl_trans_pcie_suspend(struct iwl_trans *trans)
{
if (trans->runtime_pm_mode == IWL_PLAT_PM_MODE_D0I3)
if (trans->runtime_pm_mode == IWL_PLAT_PM_MODE_D0I3 &&
(trans->system_pm_mode == IWL_PLAT_PM_MODE_D0I3))
return iwl_pci_fw_enter_d0i3(trans);
return 0;
@ -2811,7 +2812,8 @@ static int iwl_trans_pcie_suspend(struct iwl_trans *trans)
static void iwl_trans_pcie_resume(struct iwl_trans *trans)
{
if (trans->runtime_pm_mode == IWL_PLAT_PM_MODE_D0I3)
if (trans->runtime_pm_mode == IWL_PLAT_PM_MODE_D0I3 &&
(trans->system_pm_mode == IWL_PLAT_PM_MODE_D0I3))
iwl_pci_fw_exit_d0i3(trans);
}
#endif /* CONFIG_PM_SLEEP */