diff options
Diffstat (limited to 'arch/x86/kernel/apic/apic.c')
| -rw-r--r-- | arch/x86/kernel/apic/apic.c | 35 |
1 files changed, 19 insertions, 16 deletions
diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c index 4c15bf29ea2c..f7196ee0f005 100644 --- a/arch/x86/kernel/apic/apic.c +++ b/arch/x86/kernel/apic/apic.c @@ -50,7 +50,6 @@ #include <asm/io_apic.h> #include <asm/desc.h> #include <asm/hpet.h> -#include <asm/msidef.h> #include <asm/mtrr.h> #include <asm/time.h> #include <asm/smp.h> @@ -2484,22 +2483,16 @@ int hard_smp_processor_id(void) void __irq_msi_compose_msg(struct irq_cfg *cfg, struct msi_msg *msg, bool dmar) { - msg->address_hi = MSI_ADDR_BASE_HI; + memset(msg, 0, sizeof(*msg)); - msg->address_lo = - MSI_ADDR_BASE_LO | - (apic->dest_mode_logical ? - MSI_ADDR_DEST_MODE_LOGICAL : - MSI_ADDR_DEST_MODE_PHYSICAL) | - MSI_ADDR_REDIRECTION_CPU | - MSI_ADDR_DEST_ID(cfg->dest_apicid); + msg->arch_addr_lo.base_address = X86_MSI_BASE_ADDRESS_LOW; + msg->arch_addr_lo.dest_mode_logical = apic->dest_mode_logical; + msg->arch_addr_lo.destid_0_7 = cfg->dest_apicid & 0xFF; - msg->data = - MSI_DATA_TRIGGER_EDGE | - MSI_DATA_LEVEL_ASSERT | - MSI_DATA_DELIVERY_FIXED | - MSI_DATA_VECTOR(cfg->vector); + msg->arch_data.delivery_mode = APIC_DELIVERY_MODE_FIXED; + msg->arch_data.vector = cfg->vector; + msg->address_hi = X86_MSI_BASE_ADDRESS_HIGH; /* * Only the IOMMU itself can use the trick of putting destination * APIC ID into the high bits of the address. Anything else would @@ -2507,11 +2500,21 @@ void __irq_msi_compose_msg(struct irq_cfg *cfg, struct msi_msg *msg, * address higher APIC IDs. */ if (dmar) - msg->address_hi |= MSI_ADDR_EXT_DEST_ID(cfg->dest_apicid); + msg->arch_addr_hi.destid_8_31 = cfg->dest_apicid >> 8; else - WARN_ON_ONCE(MSI_ADDR_EXT_DEST_ID(cfg->dest_apicid)); + WARN_ON_ONCE(cfg->dest_apicid > 0xFF); } +u32 x86_msi_msg_get_destid(struct msi_msg *msg, bool extid) +{ + u32 dest = msg->arch_addr_lo.destid_0_7; + + if (extid) + dest |= msg->arch_addr_hi.destid_8_31 << 8; + return dest; +} +EXPORT_SYMBOL_GPL(x86_msi_msg_get_destid); + /* * Override the generic EOI implementation with an optimized version. * Only called during early boot when only one CPU is active and with |