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authorBjorn Helgaas <bhelgaas@google.com>2016-09-06 16:09:19 -0500
committerBjorn Helgaas <bhelgaas@google.com>2016-09-14 15:27:38 -0500
commit9ff25e6b3eb0012297288dfa87930c7b62ef6ab1 (patch)
treed64dab9c589fc71d8a5322bd1c828018f5de61a7 /drivers
parent443b40ba21aa346388ddfb8fa7f2baee6b74e8ee (diff)
PCI/AER: Remove aerdriver.nosourceid kernel parameter
The aerdriver.nosourceid kernel parameter was intended for working around broken chipsets don't supply the source ID for AER events. We recently added PCI_BUS_FLAGS_NO_AERSID, which can be set by quirks for the same purpose. Remove the aerdriver.nosourceid kernel parameter. For anything other than debugging, asking users to find and use kernel parameters is a poor user experience. Instead, we should add PCI_BUS_FLAGS_NO_AERSID quirks for any hardware that needs it. Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/pci/pcie/aer/aerdrv_core.c12
1 files changed, 4 insertions, 8 deletions
diff --git a/drivers/pci/pcie/aer/aerdrv_core.c b/drivers/pci/pcie/aer/aerdrv_core.c
index 8f5e14cac600..f8a9b17da949 100644
--- a/drivers/pci/pcie/aer/aerdrv_core.c
+++ b/drivers/pci/pcie/aer/aerdrv_core.c
@@ -28,9 +28,7 @@
#include "aerdrv.h"
static bool forceload;
-static bool nosourceid;
module_param(forceload, bool, 0);
-module_param(nosourceid, bool, 0);
#define PCI_EXP_AER_FLAGS (PCI_EXP_DEVCTL_CERE | PCI_EXP_DEVCTL_NFERE | \
PCI_EXP_DEVCTL_FERE | PCI_EXP_DEVCTL_URRE)
@@ -132,8 +130,7 @@ static bool is_error_source(struct pci_dev *dev, struct aer_err_info *e_info)
* When bus id is equal to 0, it might be a bad id
* reported by root port.
*/
- if (!nosourceid &&
- (PCI_BUS_NUM(e_info->id) != 0) &&
+ if ((PCI_BUS_NUM(e_info->id) != 0) &&
!(dev->bus->bus_flags & PCI_BUS_FLAGS_NO_AERSID)) {
/* Device ID match? */
if (e_info->id == ((dev->bus->number << 8) | dev->devfn))
@@ -146,11 +143,10 @@ static bool is_error_source(struct pci_dev *dev, struct aer_err_info *e_info)
/*
* When either
- * 1) nosourceid==y;
- * 2) bus id is equal to 0. Some ports might lose the bus
+ * 1) bus id is equal to 0. Some ports might lose the bus
* id of error source id;
- * 3) bus flag PCI_BUS_FLAGS_NO_AERSID is set
- * 4) There are multiple errors and prior ID comparing fails;
+ * 2) bus flag PCI_BUS_FLAGS_NO_AERSID is set
+ * 3) There are multiple errors and prior ID comparing fails;
* We check AER status registers to find possible reporter.
*/
if (atomic_read(&dev->enable_cnt) == 0)