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MIPS: DEC: Convert to new irq_chip functions
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Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
To: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/2178/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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Thomas Gleixner authored and Ralf Baechle committed Mar 25, 2011
1 parent 93f2936 commit 009c200
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Showing 2 changed files with 24 additions and 59 deletions.
60 changes: 14 additions & 46 deletions arch/mips/dec/ioasic-irq.c
Original file line number Diff line number Diff line change
Expand Up @@ -17,80 +17,48 @@
#include <asm/dec/ioasic_addrs.h>
#include <asm/dec/ioasic_ints.h>


static int ioasic_irq_base;


static inline void unmask_ioasic_irq(unsigned int irq)
static void unmask_ioasic_irq(struct irq_data *d)
{
u32 simr;

simr = ioasic_read(IO_REG_SIMR);
simr |= (1 << (irq - ioasic_irq_base));
simr |= (1 << (d->irq - ioasic_irq_base));
ioasic_write(IO_REG_SIMR, simr);
}

static inline void mask_ioasic_irq(unsigned int irq)
static void mask_ioasic_irq(struct irq_data *d)
{
u32 simr;

simr = ioasic_read(IO_REG_SIMR);
simr &= ~(1 << (irq - ioasic_irq_base));
simr &= ~(1 << (d->irq - ioasic_irq_base));
ioasic_write(IO_REG_SIMR, simr);
}

static inline void clear_ioasic_irq(unsigned int irq)
static void ack_ioasic_irq(struct irq_data *d)
{
u32 sir;

sir = ~(1 << (irq - ioasic_irq_base));
ioasic_write(IO_REG_SIR, sir);
}

static inline void ack_ioasic_irq(unsigned int irq)
{
mask_ioasic_irq(irq);
mask_ioasic_irq(d);
fast_iob();
}

static inline void end_ioasic_irq(unsigned int irq)
{
if (!(irq_desc[irq].status & (IRQ_DISABLED | IRQ_INPROGRESS)))
unmask_ioasic_irq(irq);
}

static struct irq_chip ioasic_irq_type = {
.name = "IO-ASIC",
.ack = ack_ioasic_irq,
.mask = mask_ioasic_irq,
.mask_ack = ack_ioasic_irq,
.unmask = unmask_ioasic_irq,
.irq_ack = ack_ioasic_irq,
.irq_mask = mask_ioasic_irq,
.irq_mask_ack = ack_ioasic_irq,
.irq_unmask = unmask_ioasic_irq,
};


#define unmask_ioasic_dma_irq unmask_ioasic_irq

#define mask_ioasic_dma_irq mask_ioasic_irq

#define ack_ioasic_dma_irq ack_ioasic_irq

static inline void end_ioasic_dma_irq(unsigned int irq)
{
clear_ioasic_irq(irq);
fast_iob();
end_ioasic_irq(irq);
}

static struct irq_chip ioasic_dma_irq_type = {
.name = "IO-ASIC-DMA",
.ack = ack_ioasic_dma_irq,
.mask = mask_ioasic_dma_irq,
.mask_ack = ack_ioasic_dma_irq,
.unmask = unmask_ioasic_dma_irq,
.end = end_ioasic_dma_irq,
.irq_ack = ack_ioasic_irq,
.irq_mask = mask_ioasic_irq,
.irq_mask_ack = ack_ioasic_irq,
.irq_unmask = unmask_ioasic_irq,
};


void __init init_ioasic_irqs(int base)
{
int i;
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23 changes: 10 additions & 13 deletions arch/mips/dec/kn02-irq.c
Original file line number Diff line number Diff line change
Expand Up @@ -27,43 +27,40 @@
*/
u32 cached_kn02_csr;


static int kn02_irq_base;


static inline void unmask_kn02_irq(unsigned int irq)
static void unmask_kn02_irq(struct irq_data *d)
{
volatile u32 *csr = (volatile u32 *)CKSEG1ADDR(KN02_SLOT_BASE +
KN02_CSR);

cached_kn02_csr |= (1 << (irq - kn02_irq_base + 16));
cached_kn02_csr |= (1 << (d->irq - kn02_irq_base + 16));
*csr = cached_kn02_csr;
}

static inline void mask_kn02_irq(unsigned int irq)
static void mask_kn02_irq(struct irq_data *d)
{
volatile u32 *csr = (volatile u32 *)CKSEG1ADDR(KN02_SLOT_BASE +
KN02_CSR);

cached_kn02_csr &= ~(1 << (irq - kn02_irq_base + 16));
cached_kn02_csr &= ~(1 << (d->irq - kn02_irq_base + 16));
*csr = cached_kn02_csr;
}

static void ack_kn02_irq(unsigned int irq)
static void ack_kn02_irq(struct irq_data *d)
{
mask_kn02_irq(irq);
mask_kn02_irq(d);
iob();
}

static struct irq_chip kn02_irq_type = {
.name = "KN02-CSR",
.ack = ack_kn02_irq,
.mask = mask_kn02_irq,
.mask_ack = ack_kn02_irq,
.unmask = unmask_kn02_irq,
.irq_ack = ack_kn02_irq,
.irq_mask = mask_kn02_irq,
.irq_mask_ack = ack_kn02_irq,
.irq_unmask = unmask_kn02_irq,
};


void __init init_kn02_irqs(int base)
{
volatile u32 *csr = (volatile u32 *)CKSEG1ADDR(KN02_SLOT_BASE +
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