Commit d84be093 authored Apr 25, 2008 by Kenji Kaneshige Committed by Jesse Barnes Apr 25, 2008

pciehp: Mask hotplug interrupt at controller release



We must disable hotplug interrupt at controller relase time, otherwise
spurious interrupts might happen if any slot events occured (e.g. MRL
change) after unloading pciehp driver.

Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
Signed-off-by: Kristen Carlson Accardi <kristen.c.accardi@intel.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>

parent cff00654

drivers/pci/hotplug/pciehp_hpc.c

+4 −0

Original line number	Diff line number	Diff line
		@@ -537,6 +537,10 @@ static void hpc_set_green_led_blink(struct slot *slot)

		static void hpc_release_ctlr(struct controller *ctrl)
		{
		/* Mask Hot-plug Interrupt Enable */
		if (pcie_write_cmd(ctrl, 0, HP_INTR_ENABLE \| CMD_CMPL_INTR_ENABLE))
		err("%s: Cannot mask hotplut interrupt enable\n", __func__);

		if (pciehp_poll_mode)
		del_timer(&ctrl->poll_timer);
		else