X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=arch%2Farm%2Fplat-s3c24xx%2Firq.c;h=4434cb56bd9ad898a76ca54c31fb4ca07af52fc1;hb=df3256f9ab7ae2127144de5ba2abca332278a42d;hp=91ce38393ba69dea399b5c7cd3d58f652518a432;hpb=c6906c3e29a4a28660f70421935c91cf6b8ab1e1;p=pandora-kernel.git diff --git a/arch/arm/plat-s3c24xx/irq.c b/arch/arm/plat-s3c24xx/irq.c index 91ce38393ba6..9aee7e1668b1 100644 --- a/arch/arm/plat-s3c24xx/irq.c +++ b/arch/arm/plat-s3c24xx/irq.c @@ -34,30 +34,29 @@ #include static void -s3c_irq_mask(unsigned int irqno) +s3c_irq_mask(struct irq_data *data) { + unsigned int irqno = data->irq - IRQ_EINT0; unsigned long mask; - irqno -= IRQ_EINT0; - mask = __raw_readl(S3C2410_INTMSK); mask |= 1UL << irqno; __raw_writel(mask, S3C2410_INTMSK); } static inline void -s3c_irq_ack(unsigned int irqno) +s3c_irq_ack(struct irq_data *data) { - unsigned long bitval = 1UL << (irqno - IRQ_EINT0); + unsigned long bitval = 1UL << (data->irq - IRQ_EINT0); __raw_writel(bitval, S3C2410_SRCPND); __raw_writel(bitval, S3C2410_INTPND); } static inline void -s3c_irq_maskack(unsigned int irqno) +s3c_irq_maskack(struct irq_data *data) { - unsigned long bitval = 1UL << (irqno - IRQ_EINT0); + unsigned long bitval = 1UL << (data->irq - IRQ_EINT0); unsigned long mask; mask = __raw_readl(S3C2410_INTMSK); @@ -69,8 +68,9 @@ s3c_irq_maskack(unsigned int irqno) static void -s3c_irq_unmask(unsigned int irqno) +s3c_irq_unmask(struct irq_data *data) { + unsigned int irqno = data->irq; unsigned long mask; if (irqno != IRQ_TIMER4 && irqno != IRQ_EINT8t23) @@ -85,40 +85,39 @@ s3c_irq_unmask(unsigned int irqno) struct irq_chip s3c_irq_level_chip = { .name = "s3c-level", - .ack = s3c_irq_maskack, - .mask = s3c_irq_mask, - .unmask = s3c_irq_unmask, - .set_wake = s3c_irq_wake + .irq_ack = s3c_irq_maskack, + .irq_mask = s3c_irq_mask, + .irq_unmask = s3c_irq_unmask, + .irq_set_wake = s3c_irq_wake }; struct irq_chip s3c_irq_chip = { .name = "s3c", - .ack = s3c_irq_ack, - .mask = s3c_irq_mask, - .unmask = s3c_irq_unmask, - .set_wake = s3c_irq_wake + .irq_ack = s3c_irq_ack, + .irq_mask = s3c_irq_mask, + .irq_unmask = s3c_irq_unmask, + .irq_set_wake = s3c_irq_wake }; static void -s3c_irqext_mask(unsigned int irqno) +s3c_irqext_mask(struct irq_data *data) { + unsigned int irqno = data->irq - EXTINT_OFF; unsigned long mask; - irqno -= EXTINT_OFF; - mask = __raw_readl(S3C24XX_EINTMASK); mask |= ( 1UL << irqno); __raw_writel(mask, S3C24XX_EINTMASK); } static void -s3c_irqext_ack(unsigned int irqno) +s3c_irqext_ack(struct irq_data *data) { unsigned long req; unsigned long bit; unsigned long mask; - bit = 1UL << (irqno - EXTINT_OFF); + bit = 1UL << (data->irq - EXTINT_OFF); mask = __raw_readl(S3C24XX_EINTMASK); @@ -129,64 +128,57 @@ s3c_irqext_ack(unsigned int irqno) /* not sure if we should be acking the parent irq... */ - if (irqno <= IRQ_EINT7 ) { + if (data->irq <= IRQ_EINT7) { if ((req & 0xf0) == 0) - s3c_irq_ack(IRQ_EINT4t7); + s3c_irq_ack(irq_get_irq_data(IRQ_EINT4t7)); } else { if ((req >> 8) == 0) - s3c_irq_ack(IRQ_EINT8t23); + s3c_irq_ack(irq_get_irq_data(IRQ_EINT8t23)); } } static void -s3c_irqext_unmask(unsigned int irqno) +s3c_irqext_unmask(struct irq_data *data) { + unsigned int irqno = data->irq - EXTINT_OFF; unsigned long mask; - irqno -= EXTINT_OFF; - mask = __raw_readl(S3C24XX_EINTMASK); - mask &= ~( 1UL << irqno); + mask &= ~(1UL << irqno); __raw_writel(mask, S3C24XX_EINTMASK); } int -s3c_irqext_type(unsigned int irq, unsigned int type) +s3c_irqext_type(struct irq_data *data, unsigned int type) { void __iomem *extint_reg; void __iomem *gpcon_reg; unsigned long gpcon_offset, extint_offset; unsigned long newvalue = 0, value; - if ((irq >= IRQ_EINT0) && (irq <= IRQ_EINT3)) - { + if ((data->irq >= IRQ_EINT0) && (data->irq <= IRQ_EINT3)) { gpcon_reg = S3C2410_GPFCON; extint_reg = S3C24XX_EXTINT0; - gpcon_offset = (irq - IRQ_EINT0) * 2; - extint_offset = (irq - IRQ_EINT0) * 4; - } - else if ((irq >= IRQ_EINT4) && (irq <= IRQ_EINT7)) - { + gpcon_offset = (data->irq - IRQ_EINT0) * 2; + extint_offset = (data->irq - IRQ_EINT0) * 4; + } else if ((data->irq >= IRQ_EINT4) && (data->irq <= IRQ_EINT7)) { gpcon_reg = S3C2410_GPFCON; extint_reg = S3C24XX_EXTINT0; - gpcon_offset = (irq - (EXTINT_OFF)) * 2; - extint_offset = (irq - (EXTINT_OFF)) * 4; - } - else if ((irq >= IRQ_EINT8) && (irq <= IRQ_EINT15)) - { + gpcon_offset = (data->irq - (EXTINT_OFF)) * 2; + extint_offset = (data->irq - (EXTINT_OFF)) * 4; + } else if ((data->irq >= IRQ_EINT8) && (data->irq <= IRQ_EINT15)) { gpcon_reg = S3C2410_GPGCON; extint_reg = S3C24XX_EXTINT1; - gpcon_offset = (irq - IRQ_EINT8) * 2; - extint_offset = (irq - IRQ_EINT8) * 4; - } - else if ((irq >= IRQ_EINT16) && (irq <= IRQ_EINT23)) - { + gpcon_offset = (data->irq - IRQ_EINT8) * 2; + extint_offset = (data->irq - IRQ_EINT8) * 4; + } else if ((data->irq >= IRQ_EINT16) && (data->irq <= IRQ_EINT23)) { gpcon_reg = S3C2410_GPGCON; extint_reg = S3C24XX_EXTINT2; - gpcon_offset = (irq - IRQ_EINT8) * 2; - extint_offset = (irq - IRQ_EINT16) * 4; - } else + gpcon_offset = (data->irq - IRQ_EINT8) * 2; + extint_offset = (data->irq - IRQ_EINT16) * 4; + } else { return -1; + } /* Set the GPIO to external interrupt mode */ value = __raw_readl(gpcon_reg); @@ -234,20 +226,20 @@ s3c_irqext_type(unsigned int irq, unsigned int type) static struct irq_chip s3c_irqext_chip = { .name = "s3c-ext", - .mask = s3c_irqext_mask, - .unmask = s3c_irqext_unmask, - .ack = s3c_irqext_ack, - .set_type = s3c_irqext_type, + .irq_mask = s3c_irqext_mask, + .irq_unmask = s3c_irqext_unmask, + .irq_ack = s3c_irqext_ack, + .irq_set_type = s3c_irqext_type, .irq_set_wake = s3c_irqext_wake }; static struct irq_chip s3c_irq_eint0t4 = { .name = "s3c-ext0", - .ack = s3c_irq_ack, - .mask = s3c_irq_mask, - .unmask = s3c_irq_unmask, - .set_wake = s3c_irq_wake, - .set_type = s3c_irqext_type, + .irq_ack = s3c_irq_ack, + .irq_mask = s3c_irq_mask, + .irq_unmask = s3c_irq_unmask, + .irq_set_wake = s3c_irq_wake, + .irq_set_type = s3c_irqext_type, }; /* mask values for the parent registers for each of the interrupt types */ @@ -261,109 +253,109 @@ static struct irq_chip s3c_irq_eint0t4 = { /* UART0 */ static void -s3c_irq_uart0_mask(unsigned int irqno) +s3c_irq_uart0_mask(struct irq_data *data) { - s3c_irqsub_mask(irqno, INTMSK_UART0, 7); + s3c_irqsub_mask(data->irq, INTMSK_UART0, 7); } static void -s3c_irq_uart0_unmask(unsigned int irqno) +s3c_irq_uart0_unmask(struct irq_data *data) { - s3c_irqsub_unmask(irqno, INTMSK_UART0); + s3c_irqsub_unmask(data->irq, INTMSK_UART0); } static void -s3c_irq_uart0_ack(unsigned int irqno) +s3c_irq_uart0_ack(struct irq_data *data) { - s3c_irqsub_maskack(irqno, INTMSK_UART0, 7); + s3c_irqsub_maskack(data->irq, INTMSK_UART0, 7); } static struct irq_chip s3c_irq_uart0 = { .name = "s3c-uart0", - .mask = s3c_irq_uart0_mask, - .unmask = s3c_irq_uart0_unmask, - .ack = s3c_irq_uart0_ack, + .irq_mask = s3c_irq_uart0_mask, + .irq_unmask = s3c_irq_uart0_unmask, + .irq_ack = s3c_irq_uart0_ack, }; /* UART1 */ static void -s3c_irq_uart1_mask(unsigned int irqno) +s3c_irq_uart1_mask(struct irq_data *data) { - s3c_irqsub_mask(irqno, INTMSK_UART1, 7 << 3); + s3c_irqsub_mask(data->irq, INTMSK_UART1, 7 << 3); } static void -s3c_irq_uart1_unmask(unsigned int irqno) +s3c_irq_uart1_unmask(struct irq_data *data) { - s3c_irqsub_unmask(irqno, INTMSK_UART1); + s3c_irqsub_unmask(data->irq, INTMSK_UART1); } static void -s3c_irq_uart1_ack(unsigned int irqno) +s3c_irq_uart1_ack(struct irq_data *data) { - s3c_irqsub_maskack(irqno, INTMSK_UART1, 7 << 3); + s3c_irqsub_maskack(data->irq, INTMSK_UART1, 7 << 3); } static struct irq_chip s3c_irq_uart1 = { .name = "s3c-uart1", - .mask = s3c_irq_uart1_mask, - .unmask = s3c_irq_uart1_unmask, - .ack = s3c_irq_uart1_ack, + .irq_mask = s3c_irq_uart1_mask, + .irq_unmask = s3c_irq_uart1_unmask, + .irq_ack = s3c_irq_uart1_ack, }; /* UART2 */ static void -s3c_irq_uart2_mask(unsigned int irqno) +s3c_irq_uart2_mask(struct irq_data *data) { - s3c_irqsub_mask(irqno, INTMSK_UART2, 7 << 6); + s3c_irqsub_mask(data->irq, INTMSK_UART2, 7 << 6); } static void -s3c_irq_uart2_unmask(unsigned int irqno) +s3c_irq_uart2_unmask(struct irq_data *data) { - s3c_irqsub_unmask(irqno, INTMSK_UART2); + s3c_irqsub_unmask(data->irq, INTMSK_UART2); } static void -s3c_irq_uart2_ack(unsigned int irqno) +s3c_irq_uart2_ack(struct irq_data *data) { - s3c_irqsub_maskack(irqno, INTMSK_UART2, 7 << 6); + s3c_irqsub_maskack(data->irq, INTMSK_UART2, 7 << 6); } static struct irq_chip s3c_irq_uart2 = { .name = "s3c-uart2", - .mask = s3c_irq_uart2_mask, - .unmask = s3c_irq_uart2_unmask, - .ack = s3c_irq_uart2_ack, + .irq_mask = s3c_irq_uart2_mask, + .irq_unmask = s3c_irq_uart2_unmask, + .irq_ack = s3c_irq_uart2_ack, }; /* ADC and Touchscreen */ static void -s3c_irq_adc_mask(unsigned int irqno) +s3c_irq_adc_mask(struct irq_data *d) { - s3c_irqsub_mask(irqno, INTMSK_ADCPARENT, 3 << 9); + s3c_irqsub_mask(d->irq, INTMSK_ADCPARENT, 3 << 9); } static void -s3c_irq_adc_unmask(unsigned int irqno) +s3c_irq_adc_unmask(struct irq_data *d) { - s3c_irqsub_unmask(irqno, INTMSK_ADCPARENT); + s3c_irqsub_unmask(d->irq, INTMSK_ADCPARENT); } static void -s3c_irq_adc_ack(unsigned int irqno) +s3c_irq_adc_ack(struct irq_data *d) { - s3c_irqsub_ack(irqno, INTMSK_ADCPARENT, 3 << 9); + s3c_irqsub_ack(d->irq, INTMSK_ADCPARENT, 3 << 9); } static struct irq_chip s3c_irq_adc = { .name = "s3c-adc", - .mask = s3c_irq_adc_mask, - .unmask = s3c_irq_adc_unmask, - .ack = s3c_irq_adc_ack, + .irq_mask = s3c_irq_adc_mask, + .irq_unmask = s3c_irq_adc_unmask, + .irq_ack = s3c_irq_adc_ack, }; /* irq demux for adc */ @@ -600,8 +592,8 @@ void __init s3c24xx_init_irq(void) case IRQ_UART1: case IRQ_UART2: case IRQ_ADCPARENT: - set_irq_chip(irqno, &s3c_irq_level_chip); - set_irq_handler(irqno, handle_level_irq); + irq_set_chip_and_handler(irqno, &s3c_irq_level_chip, + handle_level_irq); break; case IRQ_RESERVED6: @@ -611,35 +603,35 @@ void __init s3c24xx_init_irq(void) default: //irqdbf("registering irq %d (s3c irq)\n", irqno); - set_irq_chip(irqno, &s3c_irq_chip); - set_irq_handler(irqno, handle_edge_irq); + irq_set_chip_and_handler(irqno, &s3c_irq_chip, + handle_edge_irq); set_irq_flags(irqno, IRQF_VALID); } } /* setup the cascade irq handlers */ - set_irq_chained_handler(IRQ_EINT4t7, s3c_irq_demux_extint4t7); - set_irq_chained_handler(IRQ_EINT8t23, s3c_irq_demux_extint8); + irq_set_chained_handler(IRQ_EINT4t7, s3c_irq_demux_extint4t7); + irq_set_chained_handler(IRQ_EINT8t23, s3c_irq_demux_extint8); - set_irq_chained_handler(IRQ_UART0, s3c_irq_demux_uart0); - set_irq_chained_handler(IRQ_UART1, s3c_irq_demux_uart1); - set_irq_chained_handler(IRQ_UART2, s3c_irq_demux_uart2); - set_irq_chained_handler(IRQ_ADCPARENT, s3c_irq_demux_adc); + irq_set_chained_handler(IRQ_UART0, s3c_irq_demux_uart0); + irq_set_chained_handler(IRQ_UART1, s3c_irq_demux_uart1); + irq_set_chained_handler(IRQ_UART2, s3c_irq_demux_uart2); + irq_set_chained_handler(IRQ_ADCPARENT, s3c_irq_demux_adc); /* external interrupts */ for (irqno = IRQ_EINT0; irqno <= IRQ_EINT3; irqno++) { irqdbf("registering irq %d (ext int)\n", irqno); - set_irq_chip(irqno, &s3c_irq_eint0t4); - set_irq_handler(irqno, handle_edge_irq); + irq_set_chip_and_handler(irqno, &s3c_irq_eint0t4, + handle_edge_irq); set_irq_flags(irqno, IRQF_VALID); } for (irqno = IRQ_EINT4; irqno <= IRQ_EINT23; irqno++) { irqdbf("registering irq %d (extended s3c irq)\n", irqno); - set_irq_chip(irqno, &s3c_irqext_chip); - set_irq_handler(irqno, handle_edge_irq); + irq_set_chip_and_handler(irqno, &s3c_irqext_chip, + handle_edge_irq); set_irq_flags(irqno, IRQF_VALID); } @@ -649,29 +641,28 @@ void __init s3c24xx_init_irq(void) for (irqno = IRQ_S3CUART_RX0; irqno <= IRQ_S3CUART_ERR0; irqno++) { irqdbf("registering irq %d (s3c uart0 irq)\n", irqno); - set_irq_chip(irqno, &s3c_irq_uart0); - set_irq_handler(irqno, handle_level_irq); + irq_set_chip_and_handler(irqno, &s3c_irq_uart0, + handle_level_irq); set_irq_flags(irqno, IRQF_VALID); } for (irqno = IRQ_S3CUART_RX1; irqno <= IRQ_S3CUART_ERR1; irqno++) { irqdbf("registering irq %d (s3c uart1 irq)\n", irqno); - set_irq_chip(irqno, &s3c_irq_uart1); - set_irq_handler(irqno, handle_level_irq); + irq_set_chip_and_handler(irqno, &s3c_irq_uart1, + handle_level_irq); set_irq_flags(irqno, IRQF_VALID); } for (irqno = IRQ_S3CUART_RX2; irqno <= IRQ_S3CUART_ERR2; irqno++) { irqdbf("registering irq %d (s3c uart2 irq)\n", irqno); - set_irq_chip(irqno, &s3c_irq_uart2); - set_irq_handler(irqno, handle_level_irq); + irq_set_chip_and_handler(irqno, &s3c_irq_uart2, + handle_level_irq); set_irq_flags(irqno, IRQF_VALID); } for (irqno = IRQ_TC; irqno <= IRQ_ADC; irqno++) { irqdbf("registering irq %d (s3c adc irq)\n", irqno); - set_irq_chip(irqno, &s3c_irq_adc); - set_irq_handler(irqno, handle_edge_irq); + irq_set_chip_and_handler(irqno, &s3c_irq_adc, handle_edge_irq); set_irq_flags(irqno, IRQF_VALID); }