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authorThomas Gleixner <tglx@linutronix.de>2011-03-23 21:09:17 +0000
committerRalf Baechle <ralf@linux-mips.org>2011-03-25 18:45:20 +0100
commitfbaa4e2a19a4b85b38464cf2683e4d275b4d970c (patch)
tree810aa976c773abbf4f0affdec94d24b067435ee5 /arch/mips/vr41xx
parentd7ae7c7137868fca5a18954f4d70d525f38867c9 (diff)
MIPS: VR41xx: Convert to new irq_chip functions
And cleanup direct access to irq_desc[]. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2208/ Patchwork: https://patchwork.linux-mips.org/patch/2209/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/vr41xx')
-rw-r--r--arch/mips/vr41xx/common/icu.c72
-rw-r--r--arch/mips/vr41xx/common/irq.c19
2 files changed, 44 insertions, 47 deletions
diff --git a/arch/mips/vr41xx/common/icu.c b/arch/mips/vr41xx/common/icu.c
index 6153b6a05cc..f53156bb9aa 100644
--- a/arch/mips/vr41xx/common/icu.c
+++ b/arch/mips/vr41xx/common/icu.c
@@ -154,7 +154,7 @@ static inline uint16_t icu2_clear(uint8_t offset, uint16_t clear)
void vr41xx_enable_piuint(uint16_t mask)
{
- struct irq_desc *desc = irq_desc + PIU_IRQ;
+ struct irq_desc *desc = irq_to_desc(PIU_IRQ);
unsigned long flags;
if (current_cpu_type() == CPU_VR4111 ||
@@ -169,7 +169,7 @@ EXPORT_SYMBOL(vr41xx_enable_piuint);
void vr41xx_disable_piuint(uint16_t mask)
{
- struct irq_desc *desc = irq_desc + PIU_IRQ;
+ struct irq_desc *desc = irq_to_desc(PIU_IRQ);
unsigned long flags;
if (current_cpu_type() == CPU_VR4111 ||
@@ -184,7 +184,7 @@ EXPORT_SYMBOL(vr41xx_disable_piuint);
void vr41xx_enable_aiuint(uint16_t mask)
{
- struct irq_desc *desc = irq_desc + AIU_IRQ;
+ struct irq_desc *desc = irq_to_desc(AIU_IRQ);
unsigned long flags;
if (current_cpu_type() == CPU_VR4111 ||
@@ -199,7 +199,7 @@ EXPORT_SYMBOL(vr41xx_enable_aiuint);
void vr41xx_disable_aiuint(uint16_t mask)
{
- struct irq_desc *desc = irq_desc + AIU_IRQ;
+ struct irq_desc *desc = irq_to_desc(AIU_IRQ);
unsigned long flags;
if (current_cpu_type() == CPU_VR4111 ||
@@ -214,7 +214,7 @@ EXPORT_SYMBOL(vr41xx_disable_aiuint);
void vr41xx_enable_kiuint(uint16_t mask)
{
- struct irq_desc *desc = irq_desc + KIU_IRQ;
+ struct irq_desc *desc = irq_to_desc(KIU_IRQ);
unsigned long flags;
if (current_cpu_type() == CPU_VR4111 ||
@@ -229,7 +229,7 @@ EXPORT_SYMBOL(vr41xx_enable_kiuint);
void vr41xx_disable_kiuint(uint16_t mask)
{
- struct irq_desc *desc = irq_desc + KIU_IRQ;
+ struct irq_desc *desc = irq_to_desc(KIU_IRQ);
unsigned long flags;
if (current_cpu_type() == CPU_VR4111 ||
@@ -244,7 +244,7 @@ EXPORT_SYMBOL(vr41xx_disable_kiuint);
void vr41xx_enable_macint(uint16_t mask)
{
- struct irq_desc *desc = irq_desc + ETHERNET_IRQ;
+ struct irq_desc *desc = irq_to_desc(ETHERNET_IRQ);
unsigned long flags;
raw_spin_lock_irqsave(&desc->lock, flags);
@@ -256,7 +256,7 @@ EXPORT_SYMBOL(vr41xx_enable_macint);
void vr41xx_disable_macint(uint16_t mask)
{
- struct irq_desc *desc = irq_desc + ETHERNET_IRQ;
+ struct irq_desc *desc = irq_to_desc(ETHERNET_IRQ);
unsigned long flags;
raw_spin_lock_irqsave(&desc->lock, flags);
@@ -268,7 +268,7 @@ EXPORT_SYMBOL(vr41xx_disable_macint);
void vr41xx_enable_dsiuint(uint16_t mask)
{
- struct irq_desc *desc = irq_desc + DSIU_IRQ;
+ struct irq_desc *desc = irq_to_desc(DSIU_IRQ);
unsigned long flags;
raw_spin_lock_irqsave(&desc->lock, flags);
@@ -280,7 +280,7 @@ EXPORT_SYMBOL(vr41xx_enable_dsiuint);
void vr41xx_disable_dsiuint(uint16_t mask)
{
- struct irq_desc *desc = irq_desc + DSIU_IRQ;
+ struct irq_desc *desc = irq_to_desc(DSIU_IRQ);
unsigned long flags;
raw_spin_lock_irqsave(&desc->lock, flags);
@@ -292,7 +292,7 @@ EXPORT_SYMBOL(vr41xx_disable_dsiuint);
void vr41xx_enable_firint(uint16_t mask)
{
- struct irq_desc *desc = irq_desc + FIR_IRQ;
+ struct irq_desc *desc = irq_to_desc(FIR_IRQ);
unsigned long flags;
raw_spin_lock_irqsave(&desc->lock, flags);
@@ -304,7 +304,7 @@ EXPORT_SYMBOL(vr41xx_enable_firint);
void vr41xx_disable_firint(uint16_t mask)
{
- struct irq_desc *desc = irq_desc + FIR_IRQ;
+ struct irq_desc *desc = irq_to_desc(FIR_IRQ);
unsigned long flags;
raw_spin_lock_irqsave(&desc->lock, flags);
@@ -316,7 +316,7 @@ EXPORT_SYMBOL(vr41xx_disable_firint);
void vr41xx_enable_pciint(void)
{
- struct irq_desc *desc = irq_desc + PCI_IRQ;
+ struct irq_desc *desc = irq_to_desc(PCI_IRQ);
unsigned long flags;
if (current_cpu_type() == CPU_VR4122 ||
@@ -332,7 +332,7 @@ EXPORT_SYMBOL(vr41xx_enable_pciint);
void vr41xx_disable_pciint(void)
{
- struct irq_desc *desc = irq_desc + PCI_IRQ;
+ struct irq_desc *desc = irq_to_desc(PCI_IRQ);
unsigned long flags;
if (current_cpu_type() == CPU_VR4122 ||
@@ -348,7 +348,7 @@ EXPORT_SYMBOL(vr41xx_disable_pciint);
void vr41xx_enable_scuint(void)
{
- struct irq_desc *desc = irq_desc + SCU_IRQ;
+ struct irq_desc *desc = irq_to_desc(SCU_IRQ);
unsigned long flags;
if (current_cpu_type() == CPU_VR4122 ||
@@ -364,7 +364,7 @@ EXPORT_SYMBOL(vr41xx_enable_scuint);
void vr41xx_disable_scuint(void)
{
- struct irq_desc *desc = irq_desc + SCU_IRQ;
+ struct irq_desc *desc = irq_to_desc(SCU_IRQ);
unsigned long flags;
if (current_cpu_type() == CPU_VR4122 ||
@@ -380,7 +380,7 @@ EXPORT_SYMBOL(vr41xx_disable_scuint);
void vr41xx_enable_csiint(uint16_t mask)
{
- struct irq_desc *desc = irq_desc + CSI_IRQ;
+ struct irq_desc *desc = irq_to_desc(CSI_IRQ);
unsigned long flags;
if (current_cpu_type() == CPU_VR4122 ||
@@ -396,7 +396,7 @@ EXPORT_SYMBOL(vr41xx_enable_csiint);
void vr41xx_disable_csiint(uint16_t mask)
{
- struct irq_desc *desc = irq_desc + CSI_IRQ;
+ struct irq_desc *desc = irq_to_desc(CSI_IRQ);
unsigned long flags;
if (current_cpu_type() == CPU_VR4122 ||
@@ -412,7 +412,7 @@ EXPORT_SYMBOL(vr41xx_disable_csiint);
void vr41xx_enable_bcuint(void)
{
- struct irq_desc *desc = irq_desc + BCU_IRQ;
+ struct irq_desc *desc = irq_to_desc(BCU_IRQ);
unsigned long flags;
if (current_cpu_type() == CPU_VR4122 ||
@@ -428,7 +428,7 @@ EXPORT_SYMBOL(vr41xx_enable_bcuint);
void vr41xx_disable_bcuint(void)
{
- struct irq_desc *desc = irq_desc + BCU_IRQ;
+ struct irq_desc *desc = irq_to_desc(BCU_IRQ);
unsigned long flags;
if (current_cpu_type() == CPU_VR4122 ||
@@ -442,45 +442,41 @@ void vr41xx_disable_bcuint(void)
EXPORT_SYMBOL(vr41xx_disable_bcuint);
-static void disable_sysint1_irq(unsigned int irq)
+static void disable_sysint1_irq(struct irq_data *d)
{
- icu1_clear(MSYSINT1REG, 1 << SYSINT1_IRQ_TO_PIN(irq));
+ icu1_clear(MSYSINT1REG, 1 << SYSINT1_IRQ_TO_PIN(d->irq));
}
-static void enable_sysint1_irq(unsigned int irq)
+static void enable_sysint1_irq(struct irq_data *d)
{
- icu1_set(MSYSINT1REG, 1 << SYSINT1_IRQ_TO_PIN(irq));
+ icu1_set(MSYSINT1REG, 1 << SYSINT1_IRQ_TO_PIN(d->irq));
}
static struct irq_chip sysint1_irq_type = {
.name = "SYSINT1",
- .ack = disable_sysint1_irq,
- .mask = disable_sysint1_irq,
- .mask_ack = disable_sysint1_irq,
- .unmask = enable_sysint1_irq,
+ .irq_mask = disable_sysint1_irq,
+ .irq_unmask = enable_sysint1_irq,
};
-static void disable_sysint2_irq(unsigned int irq)
+static void disable_sysint2_irq(struct irq_data *d)
{
- icu2_clear(MSYSINT2REG, 1 << SYSINT2_IRQ_TO_PIN(irq));
+ icu2_clear(MSYSINT2REG, 1 << SYSINT2_IRQ_TO_PIN(d->irq));
}
-static void enable_sysint2_irq(unsigned int irq)
+static void enable_sysint2_irq(struct irq_data *d)
{
- icu2_set(MSYSINT2REG, 1 << SYSINT2_IRQ_TO_PIN(irq));
+ icu2_set(MSYSINT2REG, 1 << SYSINT2_IRQ_TO_PIN(d->irq));
}
static struct irq_chip sysint2_irq_type = {
.name = "SYSINT2",
- .ack = disable_sysint2_irq,
- .mask = disable_sysint2_irq,
- .mask_ack = disable_sysint2_irq,
- .unmask = enable_sysint2_irq,
+ .irq_mask = disable_sysint2_irq,
+ .irq_unmask = enable_sysint2_irq,
};
static inline int set_sysint1_assign(unsigned int irq, unsigned char assign)
{
- struct irq_desc *desc = irq_desc + irq;
+ struct irq_desc *desc = irq_to_desc(irq);
uint16_t intassign0, intassign1;
unsigned int pin;
@@ -540,7 +536,7 @@ static inline int set_sysint1_assign(unsigned int irq, unsigned char assign)
static inline int set_sysint2_assign(unsigned int irq, unsigned char assign)
{
- struct irq_desc *desc = irq_desc + irq;
+ struct irq_desc *desc = irq_to_desc(irq);
uint16_t intassign2, intassign3;
unsigned int pin;
diff --git a/arch/mips/vr41xx/common/irq.c b/arch/mips/vr41xx/common/irq.c
index 0975eb72d38..9ff7f397c0e 100644
--- a/arch/mips/vr41xx/common/irq.c
+++ b/arch/mips/vr41xx/common/irq.c
@@ -62,7 +62,6 @@ EXPORT_SYMBOL_GPL(cascade_irq);
static void irq_dispatch(unsigned int irq)
{
irq_cascade_t *cascade;
- struct irq_desc *desc;
if (irq >= NR_IRQS) {
atomic_inc(&irq_err_count);
@@ -71,14 +70,16 @@ static void irq_dispatch(unsigned int irq)
cascade = irq_cascade + irq;
if (cascade->get_irq != NULL) {
- unsigned int source_irq = irq;
+ struct irq_desc *desc = irq_to_desc(irq);
+ struct irq_data *idata = irq_desc_get_irq_data(desc);
+ struct irq_chip *chip = irq_desc_get_chip(desc);
int ret;
- desc = irq_desc + source_irq;
- if (desc->chip->mask_ack)
- desc->chip->mask_ack(source_irq);
+
+ if (chip->irq_mask_ack)
+ chip->irq_mask_ack(idata);
else {
- desc->chip->mask(source_irq);
- desc->chip->ack(source_irq);
+ chip->irq_mask(idata);
+ chip->irq_ack(idata);
}
ret = cascade->get_irq(irq);
irq = ret;
@@ -86,8 +87,8 @@ static void irq_dispatch(unsigned int irq)
atomic_inc(&irq_err_count);
else
irq_dispatch(irq);
- if (!(desc->status & IRQ_DISABLED) && desc->chip->unmask)
- desc->chip->unmask(source_irq);
+ if (!(desc->status & IRQ_DISABLED) && chip->irq_unmask)
+ chip->irq_unmask(idata);
} else
do_IRQ(irq);
}