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authorDavid S. Miller <davem@sunset.davemloft.net>2007-05-25 08:04:15 (GMT)
committerDavid S. Miller <davem@sunset.davemloft.net>2007-05-29 09:49:34 (GMT)
commite01c0d6d8cf29c1c11725837b265598cab687952 (patch)
treee2ac5e8ecc91f1af3367f42fa5d514ad04980993
parent22d6a1cba3e9ec9baf8ce4d8dd1d088e112a64f1 (diff)
downloadlinux-fsl-qoriq-e01c0d6d8cf29c1c11725837b265598cab687952.tar.xz
[SPARC64]: Negotiate hypervisor API for PCI services.
Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--arch/sparc64/kernel/pci_sun4v.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/sparc64/kernel/pci_sun4v.c b/arch/sparc64/kernel/pci_sun4v.c
index 62e4d04..6b3fe2c 100644
--- a/arch/sparc64/kernel/pci_sun4v.c
+++ b/arch/sparc64/kernel/pci_sun4v.c
@@ -27,6 +27,9 @@
#include "pci_sun4v.h"
+static unsigned long vpci_major = 1;
+static unsigned long vpci_minor = 1;
+
#define PGLIST_NENTS (PAGE_SIZE / sizeof(u64))
struct iommu_batch {
@@ -1162,6 +1165,7 @@ static void pci_sun4v_pbm_init(struct pci_controller_info *p, struct device_node
void sun4v_pci_init(struct device_node *dp, char *model_name)
{
+ static int hvapi_negotiated = 0;
struct pci_controller_info *p;
struct pci_pbm_info *pbm;
struct iommu *iommu;
@@ -1170,6 +1174,20 @@ void sun4v_pci_init(struct device_node *dp, char *model_name)
u32 devhandle;
int i;
+ if (!hvapi_negotiated++) {
+ int err = sun4v_hvapi_register(HV_GRP_PCI,
+ vpci_major,
+ &vpci_minor);
+
+ if (err) {
+ prom_printf("SUN4V_PCI: Could not register hvapi, "
+ "err=%d\n", err);
+ prom_halt();
+ }
+ printk("SUN4V_PCI: Registered hvapi major[%lu] minor[%lu]\n",
+ vpci_major, vpci_minor);
+ }
+
prop = of_find_property(dp, "reg", NULL);
regs = prop->value;