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-rw-r--r--include/linux/pci_regs.h12
1 files changed, 11 insertions, 1 deletions
diff --git a/include/linux/pci_regs.h b/include/linux/pci_regs.h
index 064b1dc71c22..a54b48f7cee2 100644
--- a/include/linux/pci_regs.h
+++ b/include/linux/pci_regs.h
@@ -475,9 +475,19 @@
475#define PCI_PWR_CAP 12 /* Capability */ 475#define PCI_PWR_CAP 12 /* Capability */
476#define PCI_PWR_CAP_BUDGET(x) ((x) & 1) /* Included in system budget */ 476#define PCI_PWR_CAP_BUDGET(x) ((x) & 1) /* Included in system budget */
477 477
478/* Hypertransport sub capability types */ 478/*
479 * Hypertransport sub capability types
480 *
481 * Unfortunately there are both 3 bit and 5 bit capability types defined
482 * in the HT spec, catering for that is a little messy. You probably don't
483 * want to use these directly, just use pci_find_ht_capability() and it
484 * will do the right thing for you.
485 */
486#define HT_3BIT_CAP_MASK 0xE0
479#define HT_CAPTYPE_SLAVE 0x00 /* Slave/Primary link configuration */ 487#define HT_CAPTYPE_SLAVE 0x00 /* Slave/Primary link configuration */
480#define HT_CAPTYPE_HOST 0x20 /* Host/Secondary link configuration */ 488#define HT_CAPTYPE_HOST 0x20 /* Host/Secondary link configuration */
489
490#define HT_5BIT_CAP_MASK 0xF8
481#define HT_CAPTYPE_IRQ 0x80 /* IRQ Configuration */ 491#define HT_CAPTYPE_IRQ 0x80 /* IRQ Configuration */
482#define HT_CAPTYPE_REMAPPING_40 0xA0 /* 40 bit address remapping */ 492#define HT_CAPTYPE_REMAPPING_40 0xA0 /* 40 bit address remapping */
483#define HT_CAPTYPE_REMAPPING_64 0xA2 /* 64 bit address remapping */ 493#define HT_CAPTYPE_REMAPPING_64 0xA2 /* 64 bit address remapping */