aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/iommu
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/iommu')
-rw-r--r--drivers/iommu/amd_iommu.c14
-rw-r--r--drivers/iommu/amd_iommu_init.c40
-rw-r--r--drivers/iommu/amd_iommu_types.h11
3 files changed, 28 insertions, 37 deletions
diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
index 1d84be17ff21..21d02b0d907c 100644
--- a/drivers/iommu/amd_iommu.c
+++ b/drivers/iommu/amd_iommu.c
@@ -174,7 +174,7 @@ static inline u16 get_device_id(struct device *dev)
{
struct pci_dev *pdev = to_pci_dev(dev);
- return calc_devid(pdev->bus->number, pdev->devfn);
+ return PCI_DEVID(pdev->bus->number, pdev->devfn);
}
static struct iommu_dev_data *get_dev_data(struct device *dev)
@@ -644,26 +644,26 @@ retry:
case EVENT_TYPE_ILL_DEV:
printk("ILLEGAL_DEV_TABLE_ENTRY device=%02x:%02x.%x "
"address=0x%016llx flags=0x%04x]\n",
- PCI_BUS(devid), PCI_SLOT(devid), PCI_FUNC(devid),
+ PCI_BUS_NUM(devid), PCI_SLOT(devid), PCI_FUNC(devid),
address, flags);
dump_dte_entry(devid);
break;
case EVENT_TYPE_IO_FAULT:
printk("IO_PAGE_FAULT device=%02x:%02x.%x "
"domain=0x%04x address=0x%016llx flags=0x%04x]\n",
- PCI_BUS(devid), PCI_SLOT(devid), PCI_FUNC(devid),
+ PCI_BUS_NUM(devid), PCI_SLOT(devid), PCI_FUNC(devid),
domid, address, flags);
break;
case EVENT_TYPE_DEV_TAB_ERR:
printk("DEV_TAB_HARDWARE_ERROR device=%02x:%02x.%x "
"address=0x%016llx flags=0x%04x]\n",
- PCI_BUS(devid), PCI_SLOT(devid), PCI_FUNC(devid),
+ PCI_BUS_NUM(devid), PCI_SLOT(devid), PCI_FUNC(devid),
address, flags);
break;
case EVENT_TYPE_PAGE_TAB_ERR:
printk("PAGE_TAB_HARDWARE_ERROR device=%02x:%02x.%x "
"domain=0x%04x address=0x%016llx flags=0x%04x]\n",
- PCI_BUS(devid), PCI_SLOT(devid), PCI_FUNC(devid),
+ PCI_BUS_NUM(devid), PCI_SLOT(devid), PCI_FUNC(devid),
domid, address, flags);
break;
case EVENT_TYPE_ILL_CMD:
@@ -677,13 +677,13 @@ retry:
case EVENT_TYPE_IOTLB_INV_TO:
printk("IOTLB_INV_TIMEOUT device=%02x:%02x.%x "
"address=0x%016llx]\n",
- PCI_BUS(devid), PCI_SLOT(devid), PCI_FUNC(devid),
+ PCI_BUS_NUM(devid), PCI_SLOT(devid), PCI_FUNC(devid),
address);
break;
case EVENT_TYPE_INV_DEV_REQ:
printk("INVALID_DEVICE_REQUEST device=%02x:%02x.%x "
"address=0x%016llx flags=0x%04x]\n",
- PCI_BUS(devid), PCI_SLOT(devid), PCI_FUNC(devid),
+ PCI_BUS_NUM(devid), PCI_SLOT(devid), PCI_FUNC(devid),
address, flags);
break;
default:
diff --git a/drivers/iommu/amd_iommu_init.c b/drivers/iommu/amd_iommu_init.c
index 9d23552a9619..bf51abb78dee 100644
--- a/drivers/iommu/amd_iommu_init.c
+++ b/drivers/iommu/amd_iommu_init.c
@@ -414,7 +414,7 @@ static int __init find_last_devid_on_pci(int bus, int dev, int fn, int cap_ptr)
u32 cap;
cap = read_pci_config(bus, dev, fn, cap_ptr+MMIO_RANGE_OFFSET);
- update_last_devid(calc_devid(MMIO_GET_BUS(cap), MMIO_GET_LD(cap)));
+ update_last_devid(PCI_DEVID(MMIO_GET_BUS(cap), MMIO_GET_LD(cap)));
return 0;
}
@@ -431,7 +431,7 @@ static int __init find_last_devid_from_ivhd(struct ivhd_header *h)
p += sizeof(*h);
end += h->length;
- find_last_devid_on_pci(PCI_BUS(h->devid),
+ find_last_devid_on_pci(PCI_BUS_NUM(h->devid),
PCI_SLOT(h->devid),
PCI_FUNC(h->devid),
h->cap_ptr);
@@ -833,10 +833,10 @@ static int __init init_iommu_from_acpi(struct amd_iommu *iommu,
DUMP_printk(" DEV_ALL\t\t\t first devid: %02x:%02x.%x"
" last device %02x:%02x.%x flags: %02x\n",
- PCI_BUS(iommu->first_device),
+ PCI_BUS_NUM(iommu->first_device),
PCI_SLOT(iommu->first_device),
PCI_FUNC(iommu->first_device),
- PCI_BUS(iommu->last_device),
+ PCI_BUS_NUM(iommu->last_device),
PCI_SLOT(iommu->last_device),
PCI_FUNC(iommu->last_device),
e->flags);
@@ -850,7 +850,7 @@ static int __init init_iommu_from_acpi(struct amd_iommu *iommu,
DUMP_printk(" DEV_SELECT\t\t\t devid: %02x:%02x.%x "
"flags: %02x\n",
- PCI_BUS(e->devid),
+ PCI_BUS_NUM(e->devid),
PCI_SLOT(e->devid),
PCI_FUNC(e->devid),
e->flags);
@@ -862,7 +862,7 @@ static int __init init_iommu_from_acpi(struct amd_iommu *iommu,
DUMP_printk(" DEV_SELECT_RANGE_START\t "
"devid: %02x:%02x.%x flags: %02x\n",
- PCI_BUS(e->devid),
+ PCI_BUS_NUM(e->devid),
PCI_SLOT(e->devid),
PCI_FUNC(e->devid),
e->flags);
@@ -876,11 +876,11 @@ static int __init init_iommu_from_acpi(struct amd_iommu *iommu,
DUMP_printk(" DEV_ALIAS\t\t\t devid: %02x:%02x.%x "
"flags: %02x devid_to: %02x:%02x.%x\n",
- PCI_BUS(e->devid),
+ PCI_BUS_NUM(e->devid),
PCI_SLOT(e->devid),
PCI_FUNC(e->devid),
e->flags,
- PCI_BUS(e->ext >> 8),
+ PCI_BUS_NUM(e->ext >> 8),
PCI_SLOT(e->ext >> 8),
PCI_FUNC(e->ext >> 8));
@@ -895,11 +895,11 @@ static int __init init_iommu_from_acpi(struct amd_iommu *iommu,
DUMP_printk(" DEV_ALIAS_RANGE\t\t "
"devid: %02x:%02x.%x flags: %02x "
"devid_to: %02x:%02x.%x\n",
- PCI_BUS(e->devid),
+ PCI_BUS_NUM(e->devid),
PCI_SLOT(e->devid),
PCI_FUNC(e->devid),
e->flags,
- PCI_BUS(e->ext >> 8),
+ PCI_BUS_NUM(e->ext >> 8),
PCI_SLOT(e->ext >> 8),
PCI_FUNC(e->ext >> 8));
@@ -913,7 +913,7 @@ static int __init init_iommu_from_acpi(struct amd_iommu *iommu,
DUMP_printk(" DEV_EXT_SELECT\t\t devid: %02x:%02x.%x "
"flags: %02x ext: %08x\n",
- PCI_BUS(e->devid),
+ PCI_BUS_NUM(e->devid),
PCI_SLOT(e->devid),
PCI_FUNC(e->devid),
e->flags, e->ext);
@@ -926,7 +926,7 @@ static int __init init_iommu_from_acpi(struct amd_iommu *iommu,
DUMP_printk(" DEV_EXT_SELECT_RANGE\t devid: "
"%02x:%02x.%x flags: %02x ext: %08x\n",
- PCI_BUS(e->devid),
+ PCI_BUS_NUM(e->devid),
PCI_SLOT(e->devid),
PCI_FUNC(e->devid),
e->flags, e->ext);
@@ -939,7 +939,7 @@ static int __init init_iommu_from_acpi(struct amd_iommu *iommu,
case IVHD_DEV_RANGE_END:
DUMP_printk(" DEV_RANGE_END\t\t devid: %02x:%02x.%x\n",
- PCI_BUS(e->devid),
+ PCI_BUS_NUM(e->devid),
PCI_SLOT(e->devid),
PCI_FUNC(e->devid));
@@ -973,7 +973,7 @@ static int __init init_iommu_from_acpi(struct amd_iommu *iommu,
DUMP_printk(" DEV_SPECIAL(%s[%d])\t\tdevid: %02x:%02x.%x\n",
var, (int)handle,
- PCI_BUS(devid),
+ PCI_BUS_NUM(devid),
PCI_SLOT(devid),
PCI_FUNC(devid));
@@ -1135,7 +1135,7 @@ static int __init init_iommu_all(struct acpi_table_header *table)
DUMP_printk("device: %02x:%02x.%01x cap: %04x "
"seg: %d flags: %01x info %04x\n",
- PCI_BUS(h->devid), PCI_SLOT(h->devid),
+ PCI_BUS_NUM(h->devid), PCI_SLOT(h->devid),
PCI_FUNC(h->devid), h->cap_ptr,
h->pci_seg, h->flags, h->info);
DUMP_printk(" mmio-addr: %016llx\n",
@@ -1165,7 +1165,7 @@ static int iommu_init_pci(struct amd_iommu *iommu)
int cap_ptr = iommu->cap_ptr;
u32 range, misc, low, high;
- iommu->dev = pci_get_bus_and_slot(PCI_BUS(iommu->devid),
+ iommu->dev = pci_get_bus_and_slot(PCI_BUS_NUM(iommu->devid),
iommu->devid & 0xff);
if (!iommu->dev)
return -ENODEV;
@@ -1177,9 +1177,9 @@ static int iommu_init_pci(struct amd_iommu *iommu)
pci_read_config_dword(iommu->dev, cap_ptr + MMIO_MISC_OFFSET,
&misc);
- iommu->first_device = calc_devid(MMIO_GET_BUS(range),
+ iommu->first_device = PCI_DEVID(MMIO_GET_BUS(range),
MMIO_GET_FD(range));
- iommu->last_device = calc_devid(MMIO_GET_BUS(range),
+ iommu->last_device = PCI_DEVID(MMIO_GET_BUS(range),
MMIO_GET_LD(range));
if (!(iommu->cap & (1 << IOMMU_CAP_IOTLB)))
@@ -1437,8 +1437,8 @@ static int __init init_unity_map_range(struct ivmd_header *m)
DUMP_printk("%s devid_start: %02x:%02x.%x devid_end: %02x:%02x.%x"
" range_start: %016llx range_end: %016llx flags: %x\n", s,
- PCI_BUS(e->devid_start), PCI_SLOT(e->devid_start),
- PCI_FUNC(e->devid_start), PCI_BUS(e->devid_end),
+ PCI_BUS_NUM(e->devid_start), PCI_SLOT(e->devid_start),
+ PCI_FUNC(e->devid_start), PCI_BUS_NUM(e->devid_end),
PCI_SLOT(e->devid_end), PCI_FUNC(e->devid_end),
e->address_start, e->address_end, m->flags);
diff --git a/drivers/iommu/amd_iommu_types.h b/drivers/iommu/amd_iommu_types.h
index b81153fb9e60..0285a215df16 100644
--- a/drivers/iommu/amd_iommu_types.h
+++ b/drivers/iommu/amd_iommu_types.h
@@ -24,6 +24,7 @@
#include <linux/mutex.h>
#include <linux/list.h>
#include <linux/spinlock.h>
+#include <linux/pci.h>
/*
* Maximum number of IOMMUs supported
@@ -316,9 +317,6 @@
#define MAX_DOMAIN_ID 65536
-/* FIXME: move this macro to <linux/pci.h> */
-#define PCI_BUS(x) (((x) >> 8) & 0xff)
-
/* Protection domain flags */
#define PD_DMA_OPS_MASK (1UL << 0) /* domain used for dma_ops */
#define PD_DEFAULT_MASK (1UL << 1) /* domain is a default dma_ops
@@ -705,13 +703,6 @@ extern int amd_iommu_max_glx_val;
*/
extern void iommu_flush_all_caches(struct amd_iommu *iommu);
-/* takes bus and device/function and returns the device id
- * FIXME: should that be in generic PCI code? */
-static inline u16 calc_devid(u8 bus, u8 devfn)
-{
- return (((u16)bus) << 8) | devfn;
-}
-
static inline int get_ioapic_devid(int id)
{
struct devid_map *entry;
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.