Commit cd398c31 authored Apr 14, 2010 by Abhijeet Kolekar Committed by Reinette Chatre Apr 30, 2010

iwlwifi: reset pci retry timeout



We removed resetting of PCI_RETRY_TIMEOUT register
in merge of suspend resume work.
'Suspend and resume' resets the PCI configuration space, so we
have to disable the RETRY_TIMEOUT register again here.

Signed-off-by: Abhijeet Kolekar <abhijeet.kolekar@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>

parent f001b300

drivers/net/wireless/iwlwifi/iwl-core.c

+6 −0

Original line number	Diff line number	Diff line
		@@ -2930,6 +2930,12 @@ int iwl_pci_resume(struct pci_dev *pdev)
		struct iwl_priv *priv = pci_get_drvdata(pdev);
		int ret;

		/*
		* We disable the RETRY_TIMEOUT register (0x41) to keep
		* PCI Tx retries from interfering with C3 CPU state.
		*/
		pci_write_config_byte(pdev, PCI_CFG_RETRY_TIMEOUT, 0x00);

		pci_set_power_state(pdev, PCI_D0);
		ret = pci_enable_device(pdev);
		if (ret)