From: Shannon Zhao <zhaoshenglong@huawei.com>
To: linux-arm-kernel@lists.infradead.org, sstabellini@kernel.org
Cc: devicetree@vger.kernel.org, linux-efi@vger.kernel.org,
catalin.marinas@arm.com, will.deacon@arm.com,
linux-kernel@vger.kernel.org, xen-devel@lists.xen.org,
julien.grall@arm.com, david.vrabel@citrix.com,
peter.huangpeng@huawei.com, shannon.zhao@linaro.org
Subject: [PATCH v11 04/17] arm/xen: Use xen_xlate_map_ballooned_pages to setup grant table
Date: Thu, 7 Apr 2016 20:03:21 +0800 [thread overview]
Message-ID: <1460030614-16112-5-git-send-email-zhaoshenglong__12569.9539356448$1460030993$gmane$org@huawei.com> (raw)
In-Reply-To: <1460030614-16112-1-git-send-email-zhaoshenglong@huawei.com>
From: Shannon Zhao <shannon.zhao@linaro.org>
Use xen_xlate_map_ballooned_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@linaro.org>
Acked-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Reviewed-by: Julien Grall <julien.grall@arm.com>
---
arch/arm/xen/enlighten.c | 13 ++++---------
1 file changed, 4 insertions(+), 9 deletions(-)
diff --git a/arch/arm/xen/enlighten.c b/arch/arm/xen/enlighten.c
index 75cd734..d94f726 100644
--- a/arch/arm/xen/enlighten.c
+++ b/arch/arm/xen/enlighten.c
@@ -282,18 +282,10 @@ 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");
@@ -328,7 +320,10 @@ static int __init xen_guest_init(void)
if (xen_vcpu_info == NULL)
return -ENOMEM;
- if (gnttab_setup_auto_xlat_frames(grant_frames)) {
+ xen_auto_xlat_grant_frames.count = gnttab_max_grant_frames();
+ if (xen_xlate_map_ballooned_pages(&xen_auto_xlat_grant_frames.pfn,
+ &xen_auto_xlat_grant_frames.vaddr,
+ xen_auto_xlat_grant_frames.count)) {
free_percpu(xen_vcpu_info);
return -ENOMEM;
}
--
2.0.4
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Xen-devel@lists.xen.org
http://lists.xen.org/xen-devel
next prev parent reply other threads:[~2016-04-07 12:03 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1460030614-16112-1-git-send-email-zhaoshenglong@huawei.com>
2016-04-07 12:03 ` [PATCH v11 01/17] Xen: ACPI: Hide UART used by Xen Shannon Zhao
2016-04-07 12:03 ` [PATCH v11 02/17] xen/grant-table: Move xlated_setup_gnttab_pages to common place Shannon Zhao
2016-04-07 12:03 ` [PATCH v11 03/17] Xen: xlate: Use page_to_xen_pfn instead of page_to_pfn Shannon Zhao
2016-04-07 12:03 ` Shannon Zhao [this message]
2016-04-07 12:03 ` [PATCH v11 05/17] xen: memory : Add new XENMAPSPACE type XENMAPSPACE_dev_mmio Shannon Zhao
2016-04-07 12:03 ` [PATCH v11 06/17] Xen: ARM: Add support for mapping platform device mmio Shannon Zhao
2016-04-07 12:03 ` [PATCH v11 07/17] Xen: ARM: Add support for mapping AMBA " Shannon Zhao
2016-04-07 12:03 ` [PATCH v11 08/17] Xen: public/hvm: sync changes of HVM_PARAM_CALLBACK_VIA ABI from Xen Shannon Zhao
2016-04-07 12:03 ` [PATCH v11 09/17] xen/hvm/params: Add a new delivery type for event-channel in HVM_PARAM_CALLBACK_IRQ Shannon Zhao
2016-04-07 12:03 ` [PATCH v11 10/17] arm/xen: Get event-channel irq through HVM_PARAM when booting with ACPI Shannon Zhao
2016-04-07 12:03 ` [PATCH v11 11/17] ARM: XEN: Move xen_early_init() before efi_init() Shannon Zhao
2016-04-07 12:03 ` [PATCH v11 12/17] ARM64: ACPI: Check if it runs on Xen to enable or disable ACPI Shannon Zhao
2016-04-07 12:03 ` [PATCH v11 13/17] ARM: Xen: Document UEFI support on Xen ARM virtual platforms Shannon Zhao
2016-04-07 12:03 ` [PATCH v11 14/17] XEN: EFI: Move x86 specific codes to architecture directory Shannon Zhao
2016-04-07 12:03 ` [PATCH v11 15/17] ARM64: XEN: Add a function to initialize Xen specific UEFI runtime services Shannon Zhao
2016-04-07 12:03 ` [PATCH v11 16/17] FDT: Add a helper to get the subnode by given name Shannon Zhao
2016-04-07 12:03 ` [PATCH v11 17/17] Xen: EFI: Parse DT parameters for Xen specific UEFI Shannon Zhao
[not found] ` <1460030614-16112-2-git-send-email-zhaoshenglong@huawei.com>
2016-04-15 6:43 ` [PATCH v11 01/17] Xen: ACPI: Hide UART used by Xen Shannon Zhao
2016-04-17 23:58 ` Rafael J. Wysocki
[not found] ` <57108D99.5030800@huawei.com>
2016-04-17 23:59 ` Rafael J. Wysocki
[not found] ` <CAJZ5v0gN9S0AKX8SZbbVFOn6ydwCa_7GyxzzJHod8s0xyCXgvA@mail.gmail.com>
2016-04-20 9:39 ` Stefano Stabellini
[not found] ` <1460030614-16112-13-git-send-email-zhaoshenglong@huawei.com>
2016-04-20 9:34 ` [PATCH v11 12/17] ARM64: ACPI: Check if it runs on Xen to enable or disable ACPI Stefano Stabellini
[not found] ` <alpine.DEB.2.10.1604201033140.25611@sstabellini-ThinkPad-X260>
2016-04-22 10:32 ` Mark Rutland
[not found] ` <20160422103250.GC10606@leverpostej>
2016-04-25 10:15 ` Stefano Stabellini
2016-04-22 10:51 ` Catalin Marinas
[not found] ` <1460030614-16112-12-git-send-email-zhaoshenglong@huawei.com>
2016-04-22 10:51 ` [PATCH v11 11/17] ARM: XEN: Move xen_early_init() before efi_init() Catalin Marinas
[not found] ` <1460030614-16112-16-git-send-email-zhaoshenglong@huawei.com>
2016-04-22 10:54 ` [PATCH v11 15/17] ARM64: XEN: Add a function to initialize Xen specific UEFI runtime services Catalin Marinas
[not found] ` <20160422105427.GG2998@e104818-lin.cambridge.arm.com>
2016-04-22 11:57 ` Stefano Stabellini
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