[Xen-devel] [PATCH 03/13] arm/xen: Use xlated_setup_gnttab_pages to setup grant table

[shannon.zhao@xxxxxxxxxx]

From: Shannon Zhao <shannon.zhao@xxxxxxxxxx>

Use xlated_setup_gnttab_pages to setup grant table. Then it doesn't rely
on DT or ACPI to pass the start address and size of grant table.

Signed-off-by: Shannon Zhao <shannon.zhao@xxxxxxxxxx>
---
 arch/arm/xen/enlighten.c | 10 +---------
 1 file changed, 1 insertion(+), 9 deletions(-)

diff --git a/arch/arm/xen/enlighten.c b/arch/arm/xen/enlighten.c
index eeeab07..7cb82f7 100644
--- a/arch/arm/xen/enlighten.c
+++ b/arch/arm/xen/enlighten.c
@@ -186,18 +186,10 @@ static int __init xen_guest_init(void)
 {
        struct xen_add_to_physmap xatp;
        struct shared_info *shared_info_page = NULL;
-       struct resource res;
-       phys_addr_t grant_frames;
 
        if (!xen_domain())
                return 0;
 
-       if (of_address_to_resource(xen_node, GRANT_TABLE_PHYSADDR, &res)) {
-               pr_err("Xen grant table base address not found\n");
-               return -ENODEV;
-       }
-       grant_frames = res.start;
-
        xen_events_irq = irq_of_parse_and_map(xen_node, 0);
        if (!xen_events_irq) {
                pr_err("Xen event channel interrupt not found\n");
@@ -232,7 +224,7 @@ static int __init xen_guest_init(void)
        if (xen_vcpu_info == NULL)
                return -ENOMEM;
 
-       if (gnttab_setup_auto_xlat_frames(grant_frames)) {
+       if (xlated_setup_gnttab_pages()) {
                free_percpu(xen_vcpu_info);
                return -ENOMEM;
        }
-- 
2.1.0


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