aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
Diffstat
-rw-r--r--arch/x86/include/asm/io_apic.h16
-rw-r--r--arch/x86/kernel/acpi/boot.c70
-rw-r--r--arch/x86/kernel/io_apic.c64
-rw-r--r--arch/x86/kernel/mpparse.c68
4 files changed, 101 insertions, 117 deletions
diff --git a/arch/x86/include/asm/io_apic.h b/arch/x86/include/asm/io_apic.h
index 5a56ae9b505..08ec793aa04 100644
--- a/arch/x86/include/asm/io_apic.h
+++ b/arch/x86/include/asm/io_apic.h
@@ -114,22 +114,8 @@ struct IR_IO_APIC_route_entry {
extern int nr_ioapics;
extern int nr_ioapic_registers[MAX_IO_APICS];
-/*
- * MP-BIOS irq configuration table structures:
- */
-
#define MP_MAX_IOAPIC_PIN 127
-struct mp_config_intsrc {
- unsigned int mp_dstapic;
- unsigned char mp_type;
- unsigned char mp_irqtype;
- unsigned short mp_irqflag;
- unsigned char mp_srcbus;
- unsigned char mp_srcbusirq;
- unsigned char mp_dstirq;
-};
-
/* I/O APIC entries */
extern struct mpc_ioapic mp_ioapics[MAX_IO_APICS];
@@ -137,7 +123,7 @@ extern struct mpc_ioapic mp_ioapics[MAX_IO_APICS];
extern int mp_irq_entries;
/* MP IRQ source entries */
-extern struct mp_config_intsrc mp_irqs[MAX_IRQ_SOURCES];
+extern struct mpc_intsrc mp_irqs[MAX_IRQ_SOURCES];
/* non-0 if default (table-less) MP configuration */
extern int mpc_default_type;
diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c
index 2b27019e64f..4cb5964f149 100644
--- a/arch/x86/kernel/acpi/boot.c
+++ b/arch/x86/kernel/acpi/boot.c
@@ -973,19 +973,19 @@ void __init mp_register_ioapic(int id, u32 address, u32 gsi_base)
nr_ioapics++;
}
-static void assign_to_mp_irq(struct mp_config_intsrc *m,
- struct mp_config_intsrc *mp_irq)
+static void assign_to_mp_irq(struct mpc_intsrc *m,
+ struct mpc_intsrc *mp_irq)
{
- memcpy(mp_irq, m, sizeof(struct mp_config_intsrc));
+ memcpy(mp_irq, m, sizeof(struct mpc_intsrc));
}
-static int mp_irq_cmp(struct mp_config_intsrc *mp_irq,
- struct mp_config_intsrc *m)
+static int mp_irq_cmp(struct mpc_intsrc *mp_irq,
+ struct mpc_intsrc *m)
{
- return memcmp(mp_irq, m, sizeof(struct mp_config_intsrc));
+ return memcmp(mp_irq, m, sizeof(struct mpc_intsrc));
}
-static void save_mp_irq(struct mp_config_intsrc *m)
+static void save_mp_irq(struct mpc_intsrc *m)
{
int i;
@@ -1003,7 +1003,7 @@ void __init mp_override_legacy_irq(u8 bus_irq, u8 polarity, u8 trigger, u32 gsi)
{
int ioapic;
int pin;
- struct mp_config_intsrc mp_irq;
+ struct mpc_intsrc mp_irq;
/*
* Convert 'gsi' to 'ioapic.pin'.
@@ -1021,13 +1021,13 @@ void __init mp_override_legacy_irq(u8 bus_irq, u8 polarity, u8 trigger, u32 gsi)
if ((bus_irq == 0) && (trigger == 3))
trigger = 1;
- mp_irq.mp_type = MP_INTSRC;
- mp_irq.mp_irqtype = mp_INT;
- mp_irq.mp_irqflag = (trigger << 2) | polarity;
- mp_irq.mp_srcbus = MP_ISA_BUS;
- mp_irq.mp_srcbusirq = bus_irq; /* IRQ */
- mp_irq.mp_dstapic = mp_ioapics[ioapic].apicid; /* APIC ID */
- mp_irq.mp_dstirq = pin; /* INTIN# */
+ mp_irq.type = MP_INTSRC;
+ mp_irq.irqtype = mp_INT;
+ mp_irq.irqflag = (trigger << 2) | polarity;
+ mp_irq.srcbus = MP_ISA_BUS;
+ mp_irq.srcbusirq = bus_irq; /* IRQ */
+ mp_irq.dstapic = mp_ioapics[ioapic].apicid; /* APIC ID */
+ mp_irq.dstirq = pin; /* INTIN# */
save_mp_irq(&mp_irq);
}
@@ -1037,7 +1037,7 @@ void __init mp_config_acpi_legacy_irqs(void)
int i;
int ioapic;
unsigned int dstapic;
- struct mp_config_intsrc mp_irq;
+ struct mpc_intsrc mp_irq;
#if defined (CONFIG_MCA) || defined (CONFIG_EISA)
/*
@@ -1072,16 +1072,14 @@ void __init mp_config_acpi_legacy_irqs(void)
int idx;
for (idx = 0; idx < mp_irq_entries; idx++) {
- struct mp_config_intsrc *irq = mp_irqs + idx;
+ struct mpc_intsrc *irq = mp_irqs + idx;
/* Do we already have a mapping for this ISA IRQ? */
- if (irq->mp_srcbus == MP_ISA_BUS
- && irq->mp_srcbusirq == i)
+ if (irq->srcbus == MP_ISA_BUS && irq->srcbusirq == i)
break;
/* Do we already have a mapping for this IOAPIC pin */
- if (irq->mp_dstapic == dstapic &&
- irq->mp_dstirq == i)
+ if (irq->dstapic == dstapic && irq->dstirq == i)
break;
}
@@ -1090,13 +1088,13 @@ void __init mp_config_acpi_legacy_irqs(void)
continue; /* IRQ already used */
}
- mp_irq.mp_type = MP_INTSRC;
- mp_irq.mp_irqflag = 0; /* Conforming */
- mp_irq.mp_srcbus = MP_ISA_BUS;
- mp_irq.mp_dstapic = dstapic;
- mp_irq.mp_irqtype = mp_INT;
- mp_irq.mp_srcbusirq = i; /* Identity mapped */
- mp_irq.mp_dstirq = i;
+ mp_irq.type = MP_INTSRC;
+ mp_irq.irqflag = 0; /* Conforming */
+ mp_irq.srcbus = MP_ISA_BUS;
+ mp_irq.dstapic = dstapic;
+ mp_irq.irqtype = mp_INT;
+ mp_irq.srcbusirq = i; /* Identity mapped */
+ mp_irq.dstirq = i;
save_mp_irq(&mp_irq);
}
@@ -1207,22 +1205,22 @@ int mp_config_acpi_gsi(unsigned char number, unsigned int devfn, u8 pin,
u32 gsi, int triggering, int polarity)
{
#ifdef CONFIG_X86_MPPARSE
- struct mp_config_intsrc mp_irq;
+ struct mpc_intsrc mp_irq;
int ioapic;
if (!acpi_ioapic)
return 0;
/* print the entry should happen on mptable identically */
- mp_irq.mp_type = MP_INTSRC;
- mp_irq.mp_irqtype = mp_INT;
- mp_irq.mp_irqflag = (triggering == ACPI_EDGE_SENSITIVE ? 4 : 0x0c) |
+ mp_irq.type = MP_INTSRC;
+ mp_irq.irqtype = mp_INT;
+ mp_irq.irqflag = (triggering == ACPI_EDGE_SENSITIVE ? 4 : 0x0c) |
(polarity == ACPI_ACTIVE_HIGH ? 1 : 3);
- mp_irq.mp_srcbus = number;
- mp_irq.mp_srcbusirq = (((devfn >> 3) & 0x1f) << 2) | ((pin - 1) & 3);
+ mp_irq.srcbus = number;
+ mp_irq.srcbusirq = (((devfn >> 3) & 0x1f) << 2) | ((pin - 1) & 3);
ioapic = mp_find_ioapic(gsi);
- mp_irq.mp_dstapic = mp_ioapic_routing[ioapic].apic_id;
- mp_irq.mp_dstirq = gsi - mp_ioapic_routing[ioapic].gsi_base;
+ mp_irq.dstapic = mp_ioapic_routing[ioapic].apic_id;
+ mp_irq.dstirq = gsi - mp_ioapic_routing[ioapic].gsi_base;
save_mp_irq(&mp_irq);
#endif
diff --git a/arch/x86/kernel/io_apic.c b/arch/x86/kernel/io_apic.c
index 6c51ecdfbf4..79b8c0c72d3 100644
--- a/arch/x86/kernel/io_apic.c
+++ b/arch/x86/kernel/io_apic.c
@@ -87,7 +87,7 @@ struct mpc_ioapic mp_ioapics[MAX_IO_APICS];
int nr_ioapics;
/* MP IRQ source entries */
-struct mp_config_intsrc mp_irqs[MAX_IRQ_SOURCES];
+struct mpc_intsrc mp_irqs[MAX_IRQ_SOURCES];
/* # of MP IRQ source entries */
int mp_irq_entries;
@@ -945,10 +945,10 @@ static int find_irq_entry(int apic, int pin, int type)
int i;
for (i = 0; i < mp_irq_entries; i++)
- if (mp_irqs[i].mp_irqtype == type &&
- (mp_irqs[i].mp_dstapic == mp_ioapics[apic].apicid ||
- mp_irqs[i].mp_dstapic == MP_APIC_ALL) &&
- mp_irqs[i].mp_dstirq == pin)
+ if (mp_irqs[i].irqtype == type &&
+ (mp_irqs[i].dstapic == mp_ioapics[apic].apicid ||
+ mp_irqs[i].dstapic == MP_APIC_ALL) &&
+ mp_irqs[i].dstirq == pin)
return i;
return -1;
@@ -962,13 +962,13 @@ static int __init find_isa_irq_pin(int irq, int type)
int i;
for (i = 0; i < mp_irq_entries; i++) {
- int lbus = mp_irqs[i].mp_srcbus;
+ int lbus = mp_irqs[i].srcbus;
if (test_bit(lbus, mp_bus_not_pci) &&
- (mp_irqs[i].mp_irqtype == type) &&
- (mp_irqs[i].mp_srcbusirq == irq))
+ (mp_irqs[i].irqtype == type) &&
+ (mp_irqs[i].srcbusirq == irq))
- return mp_irqs[i].mp_dstirq;
+ return mp_irqs[i].dstirq;
}
return -1;
}
@@ -978,17 +978,17 @@ static int __init find_isa_irq_apic(int irq, int type)
int i;
for (i = 0; i < mp_irq_entries; i++) {
- int lbus = mp_irqs[i].mp_srcbus;
+ int lbus = mp_irqs[i].srcbus;
if (test_bit(lbus, mp_bus_not_pci) &&
- (mp_irqs[i].mp_irqtype == type) &&
- (mp_irqs[i].mp_srcbusirq == irq))
+ (mp_irqs[i].irqtype == type) &&
+ (mp_irqs[i].srcbusirq == irq))
break;
}
if (i < mp_irq_entries) {
int apic;
for(apic = 0; apic < nr_ioapics; apic++) {
- if (mp_ioapics[apic].apicid == mp_irqs[i].mp_dstapic)
+ if (mp_ioapics[apic].apicid == mp_irqs[i].dstapic)
return apic;
}
}
@@ -1013,23 +1013,23 @@ int IO_APIC_get_PCI_irq_vector(int bus, int slot, int pin)
return -1;
}
for (i = 0; i < mp_irq_entries; i++) {
- int lbus = mp_irqs[i].mp_srcbus;
+ int lbus = mp_irqs[i].srcbus;
for (apic = 0; apic < nr_ioapics; apic++)
- if (mp_ioapics[apic].apicid == mp_irqs[i].mp_dstapic ||
- mp_irqs[i].mp_dstapic == MP_APIC_ALL)
+ if (mp_ioapics[apic].apicid == mp_irqs[i].dstapic ||
+ mp_irqs[i].dstapic == MP_APIC_ALL)
break;
if (!test_bit(lbus, mp_bus_not_pci) &&
- !mp_irqs[i].mp_irqtype &&
+ !mp_irqs[i].irqtype &&
(bus == lbus) &&
- (slot == ((mp_irqs[i].mp_srcbusirq >> 2) & 0x1f))) {
- int irq = pin_2_irq(i,apic,mp_irqs[i].mp_dstirq);
+ (slot == ((mp_irqs[i].srcbusirq >> 2) & 0x1f))) {
+ int irq = pin_2_irq(i, apic, mp_irqs[i].dstirq);
if (!(apic || IO_APIC_IRQ(irq)))
continue;
- if (pin == (mp_irqs[i].mp_srcbusirq & 3))
+ if (pin == (mp_irqs[i].srcbusirq & 3))
return irq;
/*
* Use the first all-but-pin matching entry as a
@@ -1072,7 +1072,7 @@ static int EISA_ELCR(unsigned int irq)
* EISA conforming in the MP table, that means its trigger type must
* be read in from the ELCR */
-#define default_EISA_trigger(idx) (EISA_ELCR(mp_irqs[idx].mp_srcbusirq))
+#define default_EISA_trigger(idx) (EISA_ELCR(mp_irqs[idx].srcbusirq))
#define default_EISA_polarity(idx) default_ISA_polarity(idx)
/* PCI interrupts are always polarity one level triggered,
@@ -1089,13 +1089,13 @@ static int EISA_ELCR(unsigned int irq)
static int MPBIOS_polarity(int idx)
{
- int bus = mp_irqs[idx].mp_srcbus;
+ int bus = mp_irqs[idx].srcbus;
int polarity;
/*
* Determine IRQ line polarity (high active or low active):
*/
- switch (mp_irqs[idx].mp_irqflag & 3)
+ switch (mp_irqs[idx].irqflag & 3)
{
case 0: /* conforms, ie. bus-type dependent polarity */
if (test_bit(bus, mp_bus_not_pci))
@@ -1131,13 +1131,13 @@ static int MPBIOS_polarity(int idx)
static int MPBIOS_trigger(int idx)
{
- int bus = mp_irqs[idx].mp_srcbus;
+ int bus = mp_irqs[idx].srcbus;
int trigger;
/*
* Determine IRQ trigger mode (edge or level sensitive):
*/
- switch ((mp_irqs[idx].mp_irqflag>>2) & 3)
+ switch ((mp_irqs[idx].irqflag>>2) & 3)
{
case 0: /* conforms, ie. bus-type dependent */
if (test_bit(bus, mp_bus_not_pci))
@@ -1215,16 +1215,16 @@ int (*ioapic_renumber_irq)(int ioapic, int irq);
static int pin_2_irq(int idx, int apic, int pin)
{
int irq, i;
- int bus = mp_irqs[idx].mp_srcbus;
+ int bus = mp_irqs[idx].srcbus;
/*
* Debugging check, we are in big trouble if this message pops up!
*/
- if (mp_irqs[idx].mp_dstirq != pin)
+ if (mp_irqs[idx].dstirq != pin)
printk(KERN_ERR "broken BIOS or MPTABLE parser, ayiee!!\n");
if (test_bit(bus, mp_bus_not_pci)) {
- irq = mp_irqs[idx].mp_srcbusirq;
+ irq = mp_irqs[idx].srcbusirq;
} else {
/*
* PCI IRQs are mapped in order
@@ -2164,8 +2164,8 @@ static void __init setup_ioapic_ids_from_mpc(void)
*/
if (old_id != mp_ioapics[apic].apicid)
for (i = 0; i < mp_irq_entries; i++)
- if (mp_irqs[i].mp_dstapic == old_id)
- mp_irqs[i].mp_dstapic
+ if (mp_irqs[i].dstapic == old_id)
+ mp_irqs[i].dstapic
= mp_ioapics[apic].apicid;
/*
@@ -3983,8 +3983,8 @@ int acpi_get_override_irq(int bus_irq, int *trigger, int *polarity)
return -1;
for (i = 0; i < mp_irq_entries; i++)
- if (mp_irqs[i].mp_irqtype == mp_INT &&
- mp_irqs[i].mp_srcbusirq == bus_irq)
+ if (mp_irqs[i].irqtype == mp_INT &&
+ mp_irqs[i].srcbusirq == bus_irq)
break;
if (i >= mp_irq_entries)
return -1;
diff --git a/arch/x86/kernel/mpparse.c b/arch/x86/kernel/mpparse.c
index a86a6553743..ad36377dc93 100644
--- a/arch/x86/kernel/mpparse.c
+++ b/arch/x86/kernel/mpparse.c
@@ -159,55 +159,55 @@ static void print_MP_intsrc_info(struct mpc_intsrc *m)
m->srcbusirq, m->dstapic, m->dstirq);
}
-static void __init print_mp_irq_info(struct mp_config_intsrc *mp_irq)
+static void __init print_mp_irq_info(struct mpc_intsrc *mp_irq)
{
apic_printk(APIC_VERBOSE, "Int: type %d, pol %d, trig %d, bus %02x,"
" IRQ %02x, APIC ID %x, APIC INT %02x\n",
- mp_irq->mp_irqtype, mp_irq->mp_irqflag & 3,
- (mp_irq->mp_irqflag >> 2) & 3, mp_irq->mp_srcbus,
- mp_irq->mp_srcbusirq, mp_irq->mp_dstapic, mp_irq->mp_dstirq);
+ mp_irq->irqtype, mp_irq->irqflag & 3,
+ (mp_irq->irqflag >> 2) & 3, mp_irq->srcbus,
+ mp_irq->srcbusirq, mp_irq->dstapic, mp_irq->dstirq);
}
static void __init assign_to_mp_irq(struct mpc_intsrc *m,
- struct mp_config_intsrc *mp_irq)
+ struct mpc_intsrc *mp_irq)
{
- mp_irq->mp_dstapic = m->dstapic;
- mp_irq->mp_type = m->type;
- mp_irq->mp_irqtype = m->irqtype;
- mp_irq->mp_irqflag = m->irqflag;
- mp_irq->mp_srcbus = m->srcbus;
- mp_irq->mp_srcbusirq = m->srcbusirq;
- mp_irq->mp_dstirq = m->dstirq;
+ mp_irq->dstapic = m->dstapic;
+ mp_irq->type = m->type;
+ mp_irq->irqtype = m->irqtype;
+ mp_irq->irqflag = m->irqflag;
+ mp_irq->srcbus = m->srcbus;
+ mp_irq->srcbusirq = m->srcbusirq;
+ mp_irq->dstirq = m->dstirq;
}
-static void __init assign_to_mpc_intsrc(struct mp_config_intsrc *mp_irq,
+static void __init assign_to_mpc_intsrc(struct mpc_intsrc *mp_irq,
struct mpc_intsrc *m)
{
- m->dstapic = mp_irq->mp_dstapic;
- m->type = mp_irq->mp_type;
- m->irqtype = mp_irq->mp_irqtype;
- m->irqflag = mp_irq->mp_irqflag;
- m->srcbus = mp_irq->mp_srcbus;
- m->srcbusirq = mp_irq->mp_srcbusirq;
- m->dstirq = mp_irq->mp_dstirq;
+ m->dstapic = mp_irq->dstapic;
+ m->type = mp_irq->type;
+ m->irqtype = mp_irq->irqtype;
+ m->irqflag = mp_irq->irqflag;
+ m->srcbus = mp_irq->srcbus;
+ m->srcbusirq = mp_irq->srcbusirq;
+ m->dstirq = mp_irq->dstirq;
}
-static int __init mp_irq_mpc_intsrc_cmp(struct mp_config_intsrc *mp_irq,
+static int __init mp_irq_mpc_intsrc_cmp(struct mpc_intsrc *mp_irq,
struct mpc_intsrc *m)
{
- if (mp_irq->mp_dstapic != m->dstapic)
+ if (mp_irq->dstapic != m->dstapic)
return 1;
- if (mp_irq->mp_type != m->type)
+ if (mp_irq->type != m->type)
return 2;
- if (mp_irq->mp_irqtype != m->irqtype)
+ if (mp_irq->irqtype != m->irqtype)
return 3;
- if (mp_irq->mp_irqflag != m->irqflag)
+ if (mp_irq->irqflag != m->irqflag)
return 4;
- if (mp_irq->mp_srcbus != m->srcbus)
+ if (mp_irq->srcbus != m->srcbus)
return 5;
- if (mp_irq->mp_srcbusirq != m->srcbusirq)
+ if (mp_irq->srcbusirq != m->srcbusirq)
return 6;
- if (mp_irq->mp_dstirq != m->dstirq)
+ if (mp_irq->dstirq != m->dstirq)
return 7;
return 0;
@@ -808,15 +808,15 @@ static int __init get_MP_intsrc_index(struct mpc_intsrc *m)
/* not legacy */
for (i = 0; i < mp_irq_entries; i++) {
- if (mp_irqs[i].mp_irqtype != mp_INT)
+ if (mp_irqs[i].irqtype != mp_INT)
continue;
- if (mp_irqs[i].mp_irqflag != 0x0f)
+ if (mp_irqs[i].irqflag != 0x0f)
continue;
- if (mp_irqs[i].mp_srcbus != m->srcbus)
+ if (mp_irqs[i].srcbus != m->srcbus)
continue;
- if (mp_irqs[i].mp_srcbusirq != m->srcbusirq)
+ if (mp_irqs[i].srcbusirq != m->srcbusirq)
continue;
if (irq_used[i]) {
/* already claimed */
@@ -921,10 +921,10 @@ static int __init replace_intsrc_all(struct mpc_table *mpc,
if (irq_used[i])
continue;
- if (mp_irqs[i].mp_irqtype != mp_INT)
+ if (mp_irqs[i].irqtype != mp_INT)
continue;
- if (mp_irqs[i].mp_irqflag != 0x0f)
+ if (mp_irqs[i].irqflag != 0x0f)
continue;
if (nr_m_spare > 0) {
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-27 20:31:09 +0000