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authorBjorn Helgaas <bhelgaas@google.com>2016-12-12 11:25:03 -0600
committerBjorn Helgaas <bhelgaas@google.com>2016-12-12 11:25:03 -0600
commitc1f2e80c1973ffdc1e772fcab32fb30fb2a8def8 (patch)
treee0e3aeaaccdfc965d565c7bebe538620a2b730cb /drivers/pci/pcie
parent4617aedbd2a718f3c7ad5858fb64ea0f0a46f7da (diff)
parent1c7de2b4ff886a45fbd2f4c3d4627e0f37a9dd77 (diff)
downloadlinux-c1f2e80c1973ffdc1e772fcab32fb30fb2a8def8.tar.bz2
Merge branch 'pci/misc' into next
* pci/misc: PCI: Enable access to non-standard VPD for Chelsio devices (cxgb3) PCI: Expand "VPD access disabled" quirk message PCI: pciehp: Remove loading message PCI: hotplug: Remove hotplug core message PCI: Remove service driver load/unload messages PCI/AER: Log AER IRQ when claiming Root Port PCI/AER: Log errors with PCI device, not PCIe service device PCI/AER: Remove unused version macros PCI/PME: Log PME IRQ when claiming Root Port PCI/PME: Drop unused support for PMEs from Root Complex Event Collectors PCI: Move config space size macros to pci_regs.h
Diffstat (limited to 'drivers/pci/pcie')
-rw-r--r--drivers/pci/pcie/aer/aerdrv.c18
-rw-r--r--drivers/pci/pcie/pme.c29
-rw-r--r--drivers/pci/pcie/portdrv_core.c3
3 files changed, 13 insertions, 37 deletions
diff --git a/drivers/pci/pcie/aer/aerdrv.c b/drivers/pci/pcie/aer/aerdrv.c
index 139150b2bdfd..dea186a9d6b6 100644
--- a/drivers/pci/pcie/aer/aerdrv.c
+++ b/drivers/pci/pcie/aer/aerdrv.c
@@ -30,13 +30,6 @@
#include "aerdrv.h"
#include "../../pci.h"
-/*
- * Version Information
- */
-#define DRIVER_VERSION "v1.0"
-#define DRIVER_AUTHOR "tom.l.nguyen@intel.com"
-#define DRIVER_DESC "Root Port Advanced Error Reporting Driver"
-
static int aer_probe(struct pcie_device *dev);
static void aer_remove(struct pcie_device *dev);
static pci_ers_result_t aer_error_detected(struct pci_dev *dev,
@@ -297,12 +290,12 @@ static int aer_probe(struct pcie_device *dev)
{
int status;
struct aer_rpc *rpc;
- struct device *device = &dev->device;
+ struct device *device = &dev->port->dev;
/* Alloc rpc data structure */
rpc = aer_alloc_rpc(dev);
if (!rpc) {
- dev_printk(KERN_DEBUG, device, "alloc rpc failed\n");
+ dev_printk(KERN_DEBUG, device, "alloc AER rpc failed\n");
aer_remove(dev);
return -ENOMEM;
}
@@ -310,7 +303,8 @@ static int aer_probe(struct pcie_device *dev)
/* Request IRQ ISR */
status = request_irq(dev->irq, aer_irq, IRQF_SHARED, "aerdrv", dev);
if (status) {
- dev_printk(KERN_DEBUG, device, "request IRQ failed\n");
+ dev_printk(KERN_DEBUG, device, "request AER IRQ %d failed\n",
+ dev->irq);
aer_remove(dev);
return status;
}
@@ -318,8 +312,8 @@ static int aer_probe(struct pcie_device *dev)
rpc->isr = 1;
aer_enable_rootport(rpc);
-
- return status;
+ dev_info(device, "AER enabled with IRQ %d\n", dev->irq);
+ return 0;
}
/**
diff --git a/drivers/pci/pcie/pme.c b/drivers/pci/pcie/pme.c
index 884bad5320f8..717529331dac 100644
--- a/drivers/pci/pcie/pme.c
+++ b/drivers/pci/pcie/pme.c
@@ -300,8 +300,6 @@ static irqreturn_t pcie_pme_irq(int irq, void *context)
*/
static int pcie_pme_set_native(struct pci_dev *dev, void *ign)
{
- dev_info(&dev->dev, "Signaling PME through PCIe PME interrupt\n");
-
device_set_run_wake(&dev->dev, true);
dev->pme_interrupt = true;
return 0;
@@ -319,23 +317,8 @@ static int pcie_pme_set_native(struct pci_dev *dev, void *ign)
static void pcie_pme_mark_devices(struct pci_dev *port)
{
pcie_pme_set_native(port, NULL);
- if (port->subordinate) {
+ if (port->subordinate)
pci_walk_bus(port->subordinate, pcie_pme_set_native, NULL);
- } else {
- struct pci_bus *bus = port->bus;
- struct pci_dev *dev;
-
- /* Check if this is a root port event collector. */
- if (pci_pcie_type(port) != PCI_EXP_TYPE_RC_EC || !bus)
- return;
-
- down_read(&pci_bus_sem);
- list_for_each_entry(dev, &bus->devices, bus_list)
- if (pci_is_pcie(dev)
- && pci_pcie_type(dev) == PCI_EXP_TYPE_RC_END)
- pcie_pme_set_native(dev, NULL);
- up_read(&pci_bus_sem);
- }
}
/**
@@ -364,12 +347,14 @@ static int pcie_pme_probe(struct pcie_device *srv)
ret = request_irq(srv->irq, pcie_pme_irq, IRQF_SHARED, "PCIe PME", srv);
if (ret) {
kfree(data);
- } else {
- pcie_pme_mark_devices(port);
- pcie_pme_interrupt_enable(port, true);
+ return ret;
}
- return ret;
+ dev_info(&port->dev, "Signaling PME with IRQ %d\n", srv->irq);
+
+ pcie_pme_mark_devices(port);
+ pcie_pme_interrupt_enable(port, true);
+ return 0;
}
static bool pcie_pme_check_wakeup(struct pci_bus *bus)
diff --git a/drivers/pci/pcie/portdrv_core.c b/drivers/pci/pcie/portdrv_core.c
index e9270b4026f3..9698289f105c 100644
--- a/drivers/pci/pcie/portdrv_core.c
+++ b/drivers/pci/pcie/portdrv_core.c
@@ -499,7 +499,6 @@ static int pcie_port_probe_service(struct device *dev)
if (status)
return status;
- dev_printk(KERN_DEBUG, dev, "service driver %s loaded\n", driver->name);
get_device(dev);
return 0;
}
@@ -524,8 +523,6 @@ static int pcie_port_remove_service(struct device *dev)
pciedev = to_pcie_device(dev);
driver = to_service_driver(dev->driver);
if (driver && driver->remove) {
- dev_printk(KERN_DEBUG, dev, "unloading service driver %s\n",
- driver->name);
driver->remove(pciedev);
put_device(dev);
}