The patch titled
Add Hypertransport capability defines
has been added to the -mm tree. Its filename is
add-hypertransport-capability-defines.patch
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: Add Hypertransport capability defines
From: Eric W. Biederman <ebiederm@xxxxxxxxxxxx>
This adds defines for the hypertransport capability subtypes and starts
using them a little.
Signed-off-by: Eric W. Biederman <ebiederm@xxxxxxxxxxxx>
Cc: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>
Cc: Greg KH <greg@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxx>
---
arch/powerpc/sysdev/mpic.c | 2 +-
include/linux/pci_regs.h | 21 +++++++++++++++++++++
2 files changed, 22 insertions(+), 1 deletion(-)
diff -puN arch/powerpc/sysdev/mpic.c~add-hypertransport-capability-defines arch/powerpc/sysdev/mpic.c
--- a/arch/powerpc/sysdev/mpic.c~add-hypertransport-capability-defines
+++ a/arch/powerpc/sysdev/mpic.c
@@ -251,7 +251,7 @@ static void __init mpic_scan_ht_pic(stru
u8 id = readb(devbase + pos + PCI_CAP_LIST_ID);
if (id == PCI_CAP_ID_HT) {
id = readb(devbase + pos + 3);
- if (id == 0x80)
+ if (id == HT_CAPTYPE_IRQ)
break;
}
}
diff -puN include/linux/pci_regs.h~add-hypertransport-capability-defines include/linux/pci_regs.h
--- a/include/linux/pci_regs.h~add-hypertransport-capability-defines
+++ a/include/linux/pci_regs.h
@@ -12,6 +12,11 @@
* PCI Local Bus Specification
* PCI to PCI Bridge Specification
* PCI System Design Guide
+ *
+ * For hypertransport information, please consult the following manuals
+ * from http://www.hypertranposrt.org
+ *
+ * The Hypertransport I/O Link Specification
*/
#ifndef LINUX_PCI_REGS_H
@@ -447,4 +452,20 @@
#define PCI_PWR_CAP 12 /* Capability */
#define PCI_PWR_CAP_BUDGET(x) ((x) & 1) /* Included in system budget */
+/* Hypertransport sub capability types */
+#define HT_CAPTYPE_SLAVE 0x00 /* Slave/Primary link configuration */
+#define HT_CAPTYPE_HOST 0x20 /* Host/Secondary link configuration */
+#define HT_CAPTYPE_IRQ 0x80 /* IRQ Configuration */
+#define HT_CAPTYPE_REMAPPING_40 0xA0 /* 40 bit address remapping */
+#define HT_CAPTYPE_REMAPPING_64 0xA2 /* 64 bit address remapping */
+#define HT_CAPTYPE_UNITID_CLUMP 0x90 /* Unit ID clumping */
+#define HT_CAPTYPE_EXTCONF 0x98 /* Extended Configuration Space Access */
+#define HT_CAPTYPE_MSI_MAPPING 0xA8 /* MSI Mapping Capability */
+#define HT_CAPTYPE_DIRECT_ROUTE 0xB0 /* Direct routing configuration */
+#define HT_CAPTYPE_VCSET 0xB8 /* Virtual Channel configuration */
+#define HT_CAPTYPE_ERROR_RETRY 0xC0 /* Retry on error configuration */
+#define HT_CAPTYPE_GEN3 0xD0 /* Generation 3 hypertransport configuration */
+#define HT_CAPTYPE_PM 0xE0 /* Hypertransport powermanagement configuration */
+
+
#endif /* LINUX_PCI_REGS_H */
_
Patches currently in -mm which might be from ebiederm@xxxxxxxxxxxx are
msi-only-keep-one-msi_desc-in-each-slab-entry.patch
msi-use-kmem_cache_zalloc.patch
add-hypertransport-capability-defines.patch
proc-sysctl-add-_proc_do_string-helper.patch
namespaces-add-nsproxy.patch
namespaces-add-nsproxy-dont-include-compileh.patch
namespaces-incorporate-fs-namespace-into-nsproxy.patch
namespaces-utsname-introduce-temporary-helpers.patch
namespaces-utsname-switch-to-using-uts-namespaces.patch
namespaces-utsname-use-init_utsname-when-appropriate.patch
namespaces-utsname-implement-utsname-namespaces.patch
namespaces-utsname-sysctl-hack.patch
namespaces-utsname-remove-system_utsname.patch
namespaces-utsname-implement-clone_newuts-flag.patch
uts-copy-nsproxy-only-when-needed.patch
ipc-namespace-core.patch
ipc-namespace-utils.patch
genirq-irq-convert-the-move_irq-flag-from-a-32bit-word-to-a-single-bit.patch
genirq-irq-add-moved_masked_irq.patch
genirq-x86_64-irq-reenable-migrating-irqs-to-other-cpus.patch
genirq-msi-simplify-msi-enable-and-disable.patch
genirq-msi-make-the-msi-boolean-tests-return-either-0-or-1.patch
genirq-msi-implement-helper-functions-read_msi_msg-and-write_msi_msg.patch
genirq-msi-refactor-the-msi_ops.patch
genirq-msi-simplify-the-msi-irq-limit-policy.patch
genirq-irq-add-a-dynamic-irq-creation-api.patch
genirq-ia64-irq-dynamic-irq-support.patch
genirq-i386-irq-dynamic-irq-support.patch
genirq-x86_64-irq-dynamic-irq-support.patch
genirq-msi-make-the-msi-code-irq-based-and-not-vector-based.patch
genirq-x86_64-irq-move-msi-message-composition-into-io_apicc.patch
genirq-i386-irq-move-msi-message-composition-into-io_apicc.patch
genirq-msi-only-build-msi-apicc-on-ia64.patch
genirq-msi-only-build-msi-apicc-on-ia64-fix.patch
genirq-x86_64-irq-remove-the-msi-assumption-that-irq-==-vector.patch
genirq-i386-irq-remove-the-msi-assumption-that-irq-==-vector.patch
genirq-irq-remove-msi-hacks.patch
genirq-irq-generalize-the-check-for-hardirq_bits.patch
genirq-x86_64-irq-make-the-external-irq-handlers-report-their-vector-not-the-irq-number.patch
genirq-x86_64-irq-make-vector_irq-per-cpu.patch
genirq-x86_64-irq-kill-gsi_irq_sharing.patch
genirq-x86_64-irq-kill-irq-compression.patch
pidhash-temporary-debug-checks.patch
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