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yaml
---
r: 275378
b: refs/heads/master
c: e8abf5e
h: refs/heads/master
v: v3
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Geert Uytterhoeven committed Nov 8, 2011
1 parent 8cfebf4 commit c994833
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Showing 10 changed files with 114 additions and 59 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 6549d537922da6a6893e9bc1be9c2b89db663719
refs/heads/master: e8abf5e73cdb6c034d35ccba1f63a4801cd3dec5
16 changes: 8 additions & 8 deletions trunk/arch/m68k/amiga/amiints.c
Original file line number Diff line number Diff line change
Expand Up @@ -45,17 +45,17 @@
#include <asm/amigaints.h>
#include <asm/amipcmcia.h>

static void amiga_enable_irq(unsigned int irq);
static void amiga_disable_irq(unsigned int irq);
static void amiga_irq_enable(struct irq_data *data);
static void amiga_irq_disable(struct irq_data *data);
static irqreturn_t ami_int1(int irq, void *dev_id);
static irqreturn_t ami_int3(int irq, void *dev_id);
static irqreturn_t ami_int4(int irq, void *dev_id);
static irqreturn_t ami_int5(int irq, void *dev_id);

static struct irq_chip amiga_irq_chip = {
.name = "amiga",
.irq_enable = amiga_enable_irq,
.irq_disable = amiga_disable_irq,
.irq_enable = amiga_irq_enable,
.irq_disable = amiga_irq_disable,
};

/*
Expand Down Expand Up @@ -102,14 +102,14 @@ void __init amiga_init_IRQ(void)
* internal data, that may not be changed by the interrupt at the same time.
*/

static void amiga_enable_irq(unsigned int irq)
static void amiga_irq_enable(struct irq_data *data)
{
amiga_custom.intena = IF_SETCLR | (1 << (irq - IRQ_USER));
amiga_custom.intena = IF_SETCLR | (1 << (data->irq - IRQ_USER));
}

static void amiga_disable_irq(unsigned int irq)
static void amiga_irq_disable(struct irq_data *data)
{
amiga_custom.intena = 1 << (irq - IRQ_USER);
amiga_custom.intena = 1 << (data->irq - IRQ_USER);
}

/*
Expand Down
25 changes: 14 additions & 11 deletions trunk/arch/m68k/amiga/cia.c
Original file line number Diff line number Diff line change
Expand Up @@ -98,8 +98,9 @@ static irqreturn_t cia_handler(int irq, void *dev_id)
return IRQ_HANDLED;
}

static void cia_enable_irq(unsigned int irq)
static void cia_irq_enable(struct irq_data *data)
{
unsigned int irq = data->irq;
unsigned char mask;

if (irq >= IRQ_AMIGA_CIAB) {
Expand All @@ -113,8 +114,10 @@ static void cia_enable_irq(unsigned int irq)
}
}

static void cia_disable_irq(unsigned int irq)
static void cia_irq_disable(struct irq_data *data)
{
unsigned int irq = data->irq;

if (irq >= IRQ_AMIGA_CIAB)
cia_able_irq(&ciab_base, 1 << (irq - IRQ_AMIGA_CIAB));
else
Expand All @@ -123,8 +126,8 @@ static void cia_disable_irq(unsigned int irq)

static struct irq_chip cia_irq_chip = {
.name = "cia",
.irq_enable = cia_enable_irq,
.irq_disable = cia_disable_irq,
.irq_enable = cia_irq_enable,
.irq_disable = cia_irq_disable,
};

/*
Expand All @@ -133,9 +136,9 @@ static struct irq_chip cia_irq_chip = {
* into this chain.
*/

static void auto_enable_irq(unsigned int irq)
static void auto_irq_enable(struct irq_data *data)
{
switch (irq) {
switch (data->irq) {
case IRQ_AUTO_2:
amiga_custom.intena = IF_SETCLR | IF_PORTS;
break;
Expand All @@ -145,9 +148,9 @@ static void auto_enable_irq(unsigned int irq)
}
}

static void auto_disable_irq(unsigned int irq)
static void auto_irq_disable(struct irq_data *data)
{
switch (irq) {
switch (data->irq) {
case IRQ_AUTO_2:
amiga_custom.intena = IF_PORTS;
break;
Expand All @@ -159,8 +162,8 @@ static void auto_disable_irq(unsigned int irq)

static struct irq_chip auto_irq_chip = {
.name = "auto",
.irq_enable = auto_enable_irq,
.irq_disable = auto_disable_irq,
.irq_enable = auto_irq_enable,
.irq_disable = auto_irq_disable,
};

void __init cia_init_IRQ(struct ciabase *base)
Expand All @@ -173,7 +176,7 @@ void __init cia_init_IRQ(struct ciabase *base)

/* override auto int and install CIA handler */
m68k_setup_irq_chip(&auto_irq_chip, base->handler_irq, 1);
m68k_irq_startup(base->handler_irq);
m68k_irq_startup_irq(base->handler_irq);
if (request_irq(base->handler_irq, cia_handler, IRQF_SHARED,
base->name, base))
pr_err("Couldn't register %s interrupt\n", base->name);
Expand Down
8 changes: 6 additions & 2 deletions trunk/arch/m68k/apollo/dn_ints.c
Original file line number Diff line number Diff line change
Expand Up @@ -12,17 +12,21 @@ void dn_process_int(unsigned int irq, struct pt_regs *fp)
*(volatile unsigned char *)(picb)=0x20;
}

unsigned int apollo_irq_startup(unsigned int irq)
unsigned int apollo_irq_startup(struct irq_data *data)
{
unsigned int irq = data->irq;

if (irq < 8)
*(volatile unsigned char *)(pica+1) &= ~(1 << irq);
else
*(volatile unsigned char *)(picb+1) &= ~(1 << (irq - 8));
return 0;
}

void apollo_irq_shutdown(unsigned int irq)
void apollo_irq_shutdown(struct irq_data *data)
{
unsigned int irq = data->irq;

if (irq < 8)
*(volatile unsigned char *)(pica+1) |= (1 << irq);
else
Expand Down
30 changes: 22 additions & 8 deletions trunk/arch/m68k/atari/ataints.c
Original file line number Diff line number Diff line change
Expand Up @@ -320,30 +320,44 @@ extern void atari_microwire_cmd(int cmd);

extern int atari_SCC_reset_done;

static unsigned int atari_startup_irq(unsigned int irq)
static unsigned int atari_irq_startup(struct irq_data *data)
{
m68k_irq_startup(irq);
unsigned int irq = data->irq;

m68k_irq_startup(data);
atari_turnon_irq(irq);
atari_enable_irq(irq);
return 0;
}

static void atari_shutdown_irq(unsigned int irq)
static void atari_irq_shutdown(struct irq_data *data)
{
unsigned int irq = data->irq;

atari_disable_irq(irq);
atari_turnoff_irq(irq);
m68k_irq_shutdown(irq);
m68k_irq_shutdown(data);

if (irq == IRQ_AUTO_4)
vectors[VEC_INT4] = falcon_hblhandler;
}

static void atari_irq_enable(struct irq_data *data)
{
atari_enable_irq(data->irq);
}

static void atari_irq_disable(struct irq_data *data)
{
atari_disable_irq(data->irq);
}

static struct irq_chip atari_irq_chip = {
.name = "atari",
.irq_startup = atari_startup_irq,
.irq_shutdown = atari_shutdown_irq,
.irq_enable = atari_enable_irq,
.irq_disable = atari_disable_irq,
.irq_startup = atari_irq_startup,
.irq_shutdown = atari_irq_shutdown,
.irq_enable = atari_irq_enable,
.irq_disable = atari_irq_disable,
};

/*
Expand Down
13 changes: 7 additions & 6 deletions trunk/arch/m68k/include/asm/irq.h
Original file line number Diff line number Diff line change
Expand Up @@ -96,14 +96,15 @@ struct irq_handler {

struct irq_chip {
const char *name;
unsigned int (*irq_startup)(unsigned int irq);
void (*irq_shutdown)(unsigned int irq);
void (*irq_enable)(unsigned int irq);
void (*irq_disable)(unsigned int irq);
unsigned int (*irq_startup)(struct irq_data *data);
void (*irq_shutdown)(struct irq_data *data);
void (*irq_enable)(struct irq_data *data);
void (*irq_disable)(struct irq_data *data);
};

extern unsigned int m68k_irq_startup(unsigned int);
extern void m68k_irq_shutdown(unsigned int);
extern unsigned int m68k_irq_startup(struct irq_data *data);
extern unsigned int m68k_irq_startup_irq(unsigned int irq);
extern void m68k_irq_shutdown(struct irq_data *data);

/*
* This function returns a new struct irq_data
Expand Down
23 changes: 15 additions & 8 deletions trunk/arch/m68k/kernel/ints.c
Original file line number Diff line number Diff line change
Expand Up @@ -203,9 +203,9 @@ int setup_irq(unsigned int irq, struct irq_data *node)

if (!irq_list[irq]) {
if (contr->irq_startup)
contr->irq_startup(irq);
contr->irq_startup(node);
else
contr->irq_enable(irq);
contr->irq_enable(node);
}
node->next = NULL;
*prev = node;
Expand Down Expand Up @@ -270,9 +270,9 @@ void free_irq(unsigned int irq, void *dev_id)

if (!irq_list[irq]) {
if (contr->irq_shutdown)
contr->irq_shutdown(irq);
contr->irq_shutdown(node);
else
contr->irq_disable(irq);
contr->irq_disable(node);
}

local_irq_restore(flags);
Expand All @@ -295,7 +295,7 @@ void enable_irq(unsigned int irq)
if (irq_depth[irq]) {
if (!--irq_depth[irq]) {
if (contr->irq_enable)
contr->irq_enable(irq);
contr->irq_enable(irq_list[irq]);
}
} else
WARN_ON(1);
Expand All @@ -318,7 +318,7 @@ void disable_irq(unsigned int irq)
local_irq_save(flags);
if (!irq_depth[irq]++) {
if (contr->irq_disable)
contr->irq_disable(irq);
contr->irq_disable(irq_list[irq]);
}
local_irq_restore(flags);
}
Expand All @@ -329,7 +329,7 @@ void disable_irq_nosync(unsigned int irq) __attribute__((alias("disable_irq")));

EXPORT_SYMBOL(disable_irq_nosync);

unsigned int m68k_irq_startup(unsigned int irq)
unsigned int m68k_irq_startup_irq(unsigned int irq)
{
if (irq <= IRQ_AUTO_7)
vectors[VEC_SPUR + irq] = auto_inthandler;
Expand All @@ -338,8 +338,15 @@ unsigned int m68k_irq_startup(unsigned int irq)
return 0;
}

void m68k_irq_shutdown(unsigned int irq)
unsigned int m68k_irq_startup(struct irq_data *data)
{
return m68k_irq_startup_irq(data->irq);
}

void m68k_irq_shutdown(struct irq_data *data)
{
unsigned int irq = data->irq;

if (irq <= IRQ_AUTO_7)
vectors[VEC_SPUR + irq] = bad_inthandler;
else
Expand Down
14 changes: 12 additions & 2 deletions trunk/arch/m68k/mac/macints.c
Original file line number Diff line number Diff line change
Expand Up @@ -193,10 +193,20 @@ irqreturn_t mac_debug_handler(int, void *);
void mac_enable_irq(unsigned int irq);
void mac_disable_irq(unsigned int irq);

static void mac_irq_enable(struct irq_data *data)
{
mac_enable_irq(data->irq);
}

static void mac_irq_disable(struct irq_data *data)
{
mac_disable_irq(data->irq);
}

static struct irq_chip mac_irq_chip = {
.name = "mac",
.irq_enable = mac_enable_irq,
.irq_disable = mac_disable_irq,
.irq_enable = mac_irq_enable,
.irq_disable = mac_irq_disable,
};

void __init mac_init_IRQ(void)
Expand Down
28 changes: 17 additions & 11 deletions trunk/arch/m68k/q40/q40ints.c
Original file line number Diff line number Diff line change
Expand Up @@ -35,14 +35,16 @@
*/

static void q40_irq_handler(unsigned int, struct pt_regs *fp);
static void q40_enable_irq(unsigned int);
static void q40_disable_irq(unsigned int);
static void q40_irq_enable(struct irq_data *data);
static void q40_irq_disable(struct irq_data *data);

unsigned short q40_ablecount[35];
unsigned short q40_state[35];

static unsigned int q40_irq_startup(unsigned int irq)
static unsigned int q40_irq_startup(struct irq_data *data)
{
unsigned int irq = data->irq;

/* test for ISA ints not implemented by HW */
switch (irq) {
case 1: case 2: case 8: case 9:
Expand All @@ -53,16 +55,16 @@ static unsigned int q40_irq_startup(unsigned int irq)
return 0;
}

static void q40_irq_shutdown(unsigned int irq)
static void q40_irq_shutdown(struct irq_data *data)
{
}

static struct irq_chip q40_irq_chip = {
.name = "q40",
.irq_startup = q40_irq_startup,
.irq_shutdown = q40_irq_shutdown,
.irq_enable = q40_enable_irq,
.irq_disable = q40_disable_irq,
.irq_enable = q40_irq_enable,
.irq_disable = q40_irq_disable,
};

/*
Expand All @@ -85,8 +87,8 @@ void __init q40_init_IRQ(void)
/* setup handler for ISA ints */
m68k_setup_auto_interrupt(q40_irq_handler);

m68k_irq_startup(IRQ_AUTO_2);
m68k_irq_startup(IRQ_AUTO_4);
m68k_irq_startup_irq(IRQ_AUTO_2);
m68k_irq_startup_irq(IRQ_AUTO_4);

/* now enable some ints.. */
master_outb(1, EXT_ENABLE_REG); /* ISA IRQ 5-15 */
Expand Down Expand Up @@ -292,20 +294,24 @@ static void q40_irq_handler(unsigned int irq, struct pt_regs *fp)
return;
}

void q40_enable_irq(unsigned int irq)
void q40_irq_enable(struct irq_data *data)
{
unsigned int irq = data->irq;

if (irq >= 5 && irq <= 15) {
mext_disabled--;
if (mext_disabled > 0)
printk("q40_enable_irq : nested disable/enable\n");
printk("q40_irq_enable : nested disable/enable\n");
if (mext_disabled == 0)
master_outb(1, EXT_ENABLE_REG);
}
}


void q40_disable_irq(unsigned int irq)
void q40_irq_disable(struct irq_data *data)
{
unsigned int irq = data->irq;

/* disable ISA iqs : only do something if the driver has been
* verified to be Q40 "compatible" - right now IDE, NE2K
* Any driver should not attempt to sleep across disable_irq !!
Expand Down
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