Merge tag 'pci-v4.16-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci

Pull PCI updates from Bjorn Helgaas:

 - skip AER driver error recovery callbacks for correctable errors
   reported via ACPI APEI, as we already do for errors reported via the
   native path (Tyler Baicar)

 - fix DPC shared interrupt handling (Alex Williamson)

 - print full DPC interrupt number (Keith Busch)

 - enable DPC only if AER is available (Keith Busch)

 - simplify DPC code (Bjorn Helgaas)

 - calculate ASPM L1 substate parameter instead of hardcoding it (Bjorn
   Helgaas)

 - enable Latency Tolerance Reporting for ASPM L1 substates (Bjorn
   Helgaas)

 - move ASPM internal interfaces out of public header (Bjorn Helgaas)

 - allow hot-removal of VGA devices (Mika Westerberg)

 - speed up unplug and shutdown by assuming Thunderbolt controllers
   don't support Command Completed events (Lukas Wunner)

 - add AtomicOps support for GPU and Infiniband drivers (Felix Kuehling,
   Jay Cornwall)

 - expose "ari_enabled" in sysfs to help NIC naming (Stuart Hayes)

 - clean up PCI DMA interface usage (Christoph Hellwig)

 - remove PCI pool API (replaced with DMA pool) (Romain Perier)

 - deprecate pci_get_bus_and_slot(), which assumed PCI domain 0 (Sinan
   Kaya)

 - move DT PCI code from drivers/of/ to drivers/pci/ (Rob Herring)

 - add PCI-specific wrappers for dev_info(), etc (Frederick Lawler)

 - remove warnings on sysfs mmap failure (Bjorn Helgaas)

 - quiet ROM validation messages (Alex Deucher)

 - remove redundant memory alloc failure messages (Markus Elfring)

 - fill in types for compile-time VGA and other I/O port resources
   (Bjorn Helgaas)

 - make "pci=pcie_scan_all" work for Root Ports as well as Downstream
   Ports to help AmigaOne X1000 (Bjorn Helgaas)

 - add SPDX tags to all PCI files (Bjorn Helgaas)

 - quirk Marvell 9128 DMA aliases (Alex Williamson)

 - quirk broken INTx disable on Ceton InfiniTV4 (Bjorn Helgaas)

 - fix CONFIG_PCI=n build by adding dummy pci_irqd_intx_xlate() (Niklas
   Cassel)

 - use DMA API to get MSI address for DesignWare IP (Niklas Cassel)

 - fix endpoint-mode DMA mask configuration (Kishon Vijay Abraham I)

 - fix ARTPEC-6 incorrect IS_ERR() usage (Wei Yongjun)

 - add support for ARTPEC-7 SoC (Niklas Cassel)

 - add endpoint-mode support for ARTPEC (Niklas Cassel)

 - add Cadence PCIe host and endpoint controller driver (Cyrille
   Pitchen)

 - handle multiple INTx status bits being set in dra7xx (Vignesh R)

 - translate dra7xx hwirq range to fix INTD handling (Vignesh R)

 - remove deprecated Exynos PHY initialization code (Jaehoon Chung)

 - fix MSI erratum workaround for HiSilicon Hip06/Hip07 (Dongdong Liu)

 - fix NULL pointer dereference in iProc BCMA driver (Ray Jui)

 - fix Keystone interrupt-controller-node lookup (Johan Hovold)

 - constify qcom driver structures (Julia Lawall)

 - rework Tegra config space mapping to increase space available for
   endpoints (Vidya Sagar)

 - simplify Tegra driver by using bus->sysdata (Manikanta Maddireddy)

 - remove PCI_REASSIGN_ALL_BUS usage on Tegra (Manikanta Maddireddy)

 - add support for Global Fabric Manager Server (GFMS) event to
   Microsemi Switchtec switch driver (Logan Gunthorpe)

 - add IDs for Switchtec PSX 24xG3 and PSX 48xG3 (Kelvin Cao)

* tag 'pci-v4.16-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: (140 commits)
  PCI: cadence: Add EndPoint Controller driver for Cadence PCIe controller
  dt-bindings: PCI: cadence: Add DT bindings for Cadence PCIe endpoint controller
  PCI: endpoint: Fix EPF device name to support multi-function devices
  PCI: endpoint: Add the function number as argument to EPC ops
  PCI: cadence: Add host driver for Cadence PCIe controller
  dt-bindings: PCI: cadence: Add DT bindings for Cadence PCIe host controller
  PCI: Add vendor ID for Cadence
  PCI: Add generic function to probe PCI host controllers
  PCI: generic: fix missing call of pci_free_resource_list()
  PCI: OF: Add generic function to parse and allocate PCI resources
  PCI: Regroup all PCI related entries into drivers/pci/Makefile
  PCI/DPC: Reformat DPC register definitions
  PCI/DPC: Add and use DPC Status register field definitions
  PCI/DPC: Squash dpc_rp_pio_get_info() into dpc_process_rp_pio_error()
  PCI/DPC: Remove unnecessary RP PIO register structs
  PCI/DPC: Push dpc->rp_pio_status assignment into dpc_rp_pio_get_info()
  PCI/DPC: Squash dpc_rp_pio_print_error() into dpc_rp_pio_get_info()
  PCI/DPC: Make RP PIO log size check more generic
  PCI/DPC: Rename local "status" to "dpc_status"
  PCI/DPC: Squash dpc_rp_pio_print_tlp_header() into dpc_rp_pio_print_error()
  ...

1 files changed, 14 insertions, 40 deletions

diff --git a/drivers/pci/hotplug/ibmphp_res.c b/drivers/pci/hotplug/ibmphp_res.c
index aee6e41001e1..5e8caf7a4452 100644
--- a/drivers/pci/hotplug/ibmphp_res.c
+++ b/drivers/pci/hotplug/ibmphp_res.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  * IBM Hot Plug Controller Driver
  *
@@ -8,21 +9,6 @@
  *
  * All rights reserved.
  *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or (at
- * your option) any later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
- * NON INFRINGEMENT.  See the GNU General Public License for more
- * details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
  * Send feedback to <gregkh@us.ibm.com>
  *
  */
@@ -56,10 +42,8 @@ static struct bus_node * __init alloc_error_bus(struct ebda_pci_rsrc *curr, u8 b
 	}
 
 	newbus = kzalloc(sizeof(struct bus_node), GFP_KERNEL);
-	if (!newbus) {
-		err("out of system memory\n");
+	if (!newbus)
 		return NULL;
-	}
 
 	if (flag)
 		newbus->busno = busno;
@@ -79,10 +63,9 @@ static struct resource_node * __init alloc_resources(struct ebda_pci_rsrc *curr)
 	}
 
 	rs = kzalloc(sizeof(struct resource_node), GFP_KERNEL);
-	if (!rs) {
-		err("out of system memory\n");
+	if (!rs)
 		return NULL;
-	}
+
 	rs->busno = curr->bus_num;
 	rs->devfunc = curr->dev_fun;
 	rs->start = curr->start_addr;
@@ -99,10 +82,9 @@ static int __init alloc_bus_range(struct bus_node **new_bus, struct range_node *
 
 	if (first_bus) {
 		newbus = kzalloc(sizeof(struct bus_node), GFP_KERNEL);
-		if (!newbus) {
-			err("out of system memory.\n");
+		if (!newbus)
 			return -ENOMEM;
-		}
+
 		newbus->busno = curr->bus_num;
 	} else {
 		newbus = *new_bus;
@@ -123,7 +105,6 @@ static int __init alloc_bus_range(struct bus_node **new_bus, struct range_node *
 	if (!newrange) {
 		if (first_bus)
 			kfree(newbus);
-		err("out of system memory\n");
 		return -ENOMEM;
 	}
 	newrange->start = curr->start_addr;
@@ -1707,10 +1688,9 @@ static int __init once_over(void)
 				bus_cur->firstPFMemFromMem = pfmem_cur;
 
 				mem = kzalloc(sizeof(struct resource_node), GFP_KERNEL);
-				if (!mem) {
-					err("out of system memory\n");
+				if (!mem)
 					return -ENOMEM;
-				}
+
 				mem->type = MEM;
 				mem->busno = pfmem_cur->busno;
 				mem->devfunc = pfmem_cur->devfunc;
@@ -1989,10 +1969,9 @@ static int __init update_bridge_ranges(struct bus_node **bus)
 
 						if ((start_address) && (start_address <= end_address)) {
 							range = kzalloc(sizeof(struct range_node), GFP_KERNEL);
-							if (!range) {
-								err("out of system memory\n");
+							if (!range)
 								return -ENOMEM;
-							}
+
 							range->start = start_address;
 							range->end = end_address + 0xfff;
 
@@ -2016,7 +1995,6 @@ static int __init update_bridge_ranges(struct bus_node **bus)
 								io = kzalloc(sizeof(struct resource_node), GFP_KERNEL);
 								if (!io) {
 									kfree(range);
-									err("out of system memory\n");
 									return -ENOMEM;
 								}
 								io->type = IO;
@@ -2038,10 +2016,9 @@ static int __init update_bridge_ranges(struct bus_node **bus)
 						if ((start_address) && (start_address <= end_address)) {
 
 							range = kzalloc(sizeof(struct range_node), GFP_KERNEL);
-							if (!range) {
-								err("out of system memory\n");
+							if (!range)
 								return -ENOMEM;
-							}
+
 							range->start = start_address;
 							range->end = end_address + 0xfffff;
 
@@ -2066,7 +2043,6 @@ static int __init update_bridge_ranges(struct bus_node **bus)
 								mem = kzalloc(sizeof(struct resource_node), GFP_KERNEL);
 								if (!mem) {
 									kfree(range);
-									err("out of system memory\n");
 									return -ENOMEM;
 								}
 								mem->type = MEM;
@@ -2092,10 +2068,9 @@ static int __init update_bridge_ranges(struct bus_node **bus)
 						if ((start_address) && (start_address <= end_address)) {
 
 							range = kzalloc(sizeof(struct range_node), GFP_KERNEL);
-							if (!range) {
-								err("out of system memory\n");
+							if (!range)
 								return -ENOMEM;
-							}
+
 							range->start = start_address;
 							range->end = end_address + 0xfffff;
 
@@ -2119,7 +2094,6 @@ static int __init update_bridge_ranges(struct bus_node **bus)
 								pfmem = kzalloc(sizeof(struct resource_node), GFP_KERNEL);
 								if (!pfmem) {
 									kfree(range);
-									err("out of system memory\n");
 									return -ENOMEM;
 								}
 								pfmem->type = PFMEM;