PCI: Remove untested Electromechanical Interlock (EMI) support in pciehp.

[lisovros/linux_canprio.git] / drivers / pci / hotplug / pciehp_hpc.c

diff --git a/drivers/pci/hotplug/pciehp_hpc.c b/drivers/pci/hotplug/pciehp_hpc.c
index 07bd321511463653ebe0005ebdf000efd083fe4c..52813257e5bf2fc8cc1b17470529e6b0a44cc970 100644 (file)
--- a/drivers/pci/hotplug/pciehp_hpc.c
+++ b/drivers/pci/hotplug/pciehp_hpc.c
@@ -422,35 +422,6 @@ static int hpc_query_power_fault(struct slot *slot)
        return !!(slot_status & PCI_EXP_SLTSTA_PFD);
 }
 
-static int hpc_get_emi_status(struct slot *slot, u8 *status)
-{
-       struct controller *ctrl = slot->ctrl;
-       u16 slot_status;
-       int retval;
-
-       retval = pciehp_readw(ctrl, PCI_EXP_SLTSTA, &slot_status);
-       if (retval) {
-               ctrl_err(ctrl, "Cannot check EMI status\n");
-               return retval;
-       }
-       *status = !!(slot_status & PCI_EXP_SLTSTA_EIS);
-       return retval;
-}
-
-static int hpc_toggle_emi(struct slot *slot)
-{
-       u16 slot_cmd;
-       u16 cmd_mask;
-       int rc;
-
-       slot_cmd = PCI_EXP_SLTCTL_EIC;
-       cmd_mask = PCI_EXP_SLTCTL_EIC;
-       rc = pcie_write_cmd(slot->ctrl, slot_cmd, cmd_mask);
-       slot->last_emi_toggle = get_seconds();
-
-       return rc;
-}
-
 static int hpc_set_attention_status(struct slot *slot, u8 value)
 {
        struct controller *ctrl = slot->ctrl;
@@ -874,8 +845,6 @@ static struct hpc_ops pciehp_hpc_ops = {
        .get_attention_status           = hpc_get_attention_status,
        .get_latch_status               = hpc_get_latch_status,
        .get_adapter_status             = hpc_get_adapter_status,
-       .get_emi_status                 = hpc_get_emi_status,
-       .toggle_emi                     = hpc_toggle_emi,
 
        .get_max_bus_speed              = hpc_get_max_lnk_speed,
        .get_cur_bus_speed              = hpc_get_cur_lnk_speed,