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Commit c2c21745 authored by Jaswinder Singh Rajput's avatar Jaswinder Singh Rajput Committed by Ingo Molnar
Browse files

x86: replacing mp_config_intsrc with mpc_intsrc 



Impact: cleanup, solve 80 columns wrap problems

Signed-off-by: default avatarJaswinder Singh Rajput <jaswinderrajput@gmail.com>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent b5ba7e6d

arch/x86/include/asm/io_apic.h

+1 −15
Original line number Diff line number Diff line
@@ -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;

arch/x86/kernel/acpi/boot.c

+34 −36
Original line number Diff line number Diff line
@@ -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

arch/x86/kernel/io_apic.c

+32 −32
Original line number Diff line number Diff line
@@ -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;

arch/x86/kernel/mpparse.c

+34 −34
Original line number Diff line number Diff line
@@ -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) {