diff options
| author | Keith Busch <keith.busch@intel.com> | 2016-01-12 21:18:09 +0100 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2016-01-15 20:54:55 +0100 |
| commit | 28ef241f05c20c2f04b349d43c615438f7e6f811 (patch) | |
| tree | e98fcfa31d90272d4217f9406550aa2af54fbe44 | |
| parent | x86/PCI: Allow DMA ops specific to a PCI domain (diff) | |
| download | linux-28ef241f05c20c2f04b349d43c615438f7e6f811.tar.xz linux-28ef241f05c20c2f04b349d43c615438f7e6f811.zip | |
PCI/AER: Use 32 bit PCI domain numbers
The Intel Volume Management Device (VMD) supports 32-bit domain numbers.
To accommodate this, use u32 instead of u16 to store domain numbers.
[bhelgaas: changelog]
Signed-off-by: Keith Busch <keith.busch@intel.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
| -rw-r--r-- | drivers/pci/pcie/aer/aer_inject.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/pci/pcie/aer/aer_inject.c b/drivers/pci/pcie/aer/aer_inject.c index 182224acedbe..20db790465dd 100644 --- a/drivers/pci/pcie/aer/aer_inject.c +++ b/drivers/pci/pcie/aer/aer_inject.c @@ -41,12 +41,12 @@ struct aer_error_inj { u32 header_log1; u32 header_log2; u32 header_log3; - u16 domain; + u32 domain; }; struct aer_error { struct list_head list; - u16 domain; + u32 domain; unsigned int bus; unsigned int devfn; int pos_cap_err; @@ -74,7 +74,7 @@ static LIST_HEAD(pci_bus_ops_list); /* Protect einjected and pci_bus_ops_list */ static DEFINE_SPINLOCK(inject_lock); -static void aer_error_init(struct aer_error *err, u16 domain, +static void aer_error_init(struct aer_error *err, u32 domain, unsigned int bus, unsigned int devfn, int pos_cap_err) { @@ -86,7 +86,7 @@ static void aer_error_init(struct aer_error *err, u16 domain, } /* inject_lock must be held before calling */ -static struct aer_error *__find_aer_error(u16 domain, unsigned int bus, +static struct aer_error *__find_aer_error(u32 domain, unsigned int bus, unsigned int devfn) { struct aer_error *err; @@ -106,7 +106,7 @@ static struct aer_error *__find_aer_error_by_dev(struct pci_dev *dev) int domain = pci_domain_nr(dev->bus); if (domain < 0) return NULL; - return __find_aer_error((u16)domain, dev->bus->number, dev->devfn); + return __find_aer_error(domain, dev->bus->number, dev->devfn); } /* inject_lock must be held before calling */ @@ -196,7 +196,7 @@ static int pci_read_aer(struct pci_bus *bus, unsigned int devfn, int where, domain = pci_domain_nr(bus); if (domain < 0) goto out; - err = __find_aer_error((u16)domain, bus->number, devfn); + err = __find_aer_error(domain, bus->number, devfn); if (!err) goto out; @@ -228,7 +228,7 @@ static int pci_write_aer(struct pci_bus *bus, unsigned int devfn, int where, domain = pci_domain_nr(bus); if (domain < 0) goto out; - err = __find_aer_error((u16)domain, bus->number, devfn); + err = __find_aer_error(domain, bus->number, devfn); if (!err) goto out; @@ -329,7 +329,7 @@ static int aer_inject(struct aer_error_inj *einj) u32 sever, cor_mask, uncor_mask, cor_mask_orig = 0, uncor_mask_orig = 0; int ret = 0; - dev = pci_get_domain_bus_and_slot((int)einj->domain, einj->bus, devfn); + dev = pci_get_domain_bus_and_slot(einj->domain, einj->bus, devfn); if (!dev) return -ENODEV; rpdev = pcie_find_root_port(dev); |