Commit-ID: 5c80cc78de46aef6cd5e714208da05c3f7f548f8
Gitweb: http://git.kernel.org/tip/5c80cc78de46aef6cd5e714208da05c3f7f548f8
Author: Andreas Herrmann <andreas.herrmann3@xxxxxxx>
AuthorDate: Thu, 30 Sep 2010 14:43:16 +0200
Committer: H. Peter Anvin <hpa@xxxxxxxxxxxxxxx>
CommitDate: Fri, 1 Oct 2010 16:18:32 -0700
x86, amd_nb: Enable GART support for AMD family 0x15 CPUs
AMD CPU family 0x15 still supports GART for compatibility reasons.
Signed-off-by: Andreas Herrmann <andreas.herrmann3@xxxxxxx>
LKML-Reference: <20100930124316.GG20545@xxxxxxxxxxxx>
Signed-off-by: H. Peter Anvin <hpa@xxxxxxxxxxxxxxx>
---
arch/x86/kernel/amd_nb.c | 4 +++-
include/linux/pci_ids.h | 1 +
2 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/arch/x86/kernel/amd_nb.c b/arch/x86/kernel/amd_nb.c
index 4ffc38d..8f6463d 100644
--- a/arch/x86/kernel/amd_nb.c
+++ b/arch/x86/kernel/amd_nb.c
@@ -15,6 +15,7 @@ static u32 *flush_words;
struct pci_device_id k8_nb_ids[] = {
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_K8_NB_MISC) },
{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_10H_NB_MISC) },
+ { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_15H_NB_MISC) },
{}
};
EXPORT_SYMBOL(k8_nb_ids);
@@ -45,7 +46,8 @@ int cache_k8_northbridges(void)
k8_northbridges.num++;
/* some CPU families (e.g. family 0x11) do not support GART */
- if (boot_cpu_data.x86 == 0xf || boot_cpu_data.x86 == 0x10)
+ if (boot_cpu_data.x86 == 0xf || boot_cpu_data.x86 == 0x10 ||
+ boot_cpu_data.x86 == 0x15)
k8_northbridges.gart_supported = 1;
k8_northbridges.nb_misc = kmalloc((k8_northbridges.num + 1) *
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index 10d3330..edc0279 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -514,6 +514,7 @@
#define PCI_DEVICE_ID_AMD_11H_NB_DRAM 0x1302
#define PCI_DEVICE_ID_AMD_11H_NB_MISC 0x1303
#define PCI_DEVICE_ID_AMD_11H_NB_LINK 0x1304
+#define PCI_DEVICE_ID_AMD_15H_NB_MISC 0x1603
#define PCI_DEVICE_ID_AMD_LANCE 0x2000
#define PCI_DEVICE_ID_AMD_LANCE_HOME 0x2001
#define PCI_DEVICE_ID_AMD_SCSI 0x2020
--
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