source: https://aur.archlinux.org/packages/catalyst/

diff -uNr 14.9/common/lib/modules/fglrx/build_mod/firegl_public.c 14.9/common/lib/modules/fglrx/build_mod/firegl_public.c
--- 14.9/common/lib/modules/fglrx/build_mod/firegl_public.c	2014-09-09 16:10:17.000000000 +0200
+++ 14.9/common/lib/modules/fglrx/build_mod/firegl_public.c	2014-09-26 19:01:44.000000000 +0200
@@ -1093,6 +1093,9 @@
     // directly here to allow suspend/resume without X server start. 
         firegl_pci_save_state((KCL_PCI_DevHandle)pdev, privdev);
         pci_disable_device(pdev);
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(3,17,0)
+	pci_ignore_hotplug(pdev);
+#endif
         PMSG_EVENT(pdev->dev.power.power_state) = state;
     }
     else
diff -uNr 14.9/common/lib/modules/fglrx/build_mod/kcl_acpi.c 14.9/common/lib/modules/fglrx/build_mod/kcl_acpi.c
--- 14.9/common/lib/modules/fglrx/build_mod/kcl_acpi.c	2014-09-09 16:10:17.000000000 +0200
+++ 14.9/common/lib/modules/fglrx/build_mod/kcl_acpi.c	2014-09-26 18:57:27.000000000 +0200
@@ -840,10 +840,12 @@
    if(tdev != NULL)
    {
       device = (acpi_device_adr(tdev) >> 16) & 0xffff;
+#if LINUX_VERSION_CODE < KERNEL_VERSION(3,17,0)
       if(PCI_SLOT(pdev->devfn) == device)
       {
          tdev->flags.no_hotplug = true;
       }
+#endif
    }
 #endif
    return 0;