sh: mach-systemh: irq_data conversion.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
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949bf16648
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5f01038473
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@ -23,54 +23,39 @@
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static unsigned long *systemh_irq_mask_register = (unsigned long *)0xB3F10004;
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static unsigned long *systemh_irq_mask_register = (unsigned long *)0xB3F10004;
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static unsigned long *systemh_irq_request_register = (unsigned long *)0xB3F10000;
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static unsigned long *systemh_irq_request_register = (unsigned long *)0xB3F10000;
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/* forward declaration */
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static void disable_systemh_irq(struct irq_data *data)
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static void enable_systemh_irq(unsigned int irq);
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{
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static void disable_systemh_irq(unsigned int irq);
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unsigned long val, mask = 0x01 << 1;
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static void mask_and_ack_systemh(unsigned int);
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/* Clear the "irq"th bit in the mask and set it in the request */
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val = __raw_readl((unsigned long)systemh_irq_mask_register);
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val &= ~mask;
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__raw_writel(val, (unsigned long)systemh_irq_mask_register);
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val = __raw_readl((unsigned long)systemh_irq_request_register);
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val |= mask;
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__raw_writel(val, (unsigned long)systemh_irq_request_register);
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}
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static void enable_systemh_irq(struct irq_data *data)
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{
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unsigned long val, mask = 0x01 << 1;
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/* Set "irq"th bit in the mask register */
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val = __raw_readl((unsigned long)systemh_irq_mask_register);
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val |= mask;
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__raw_writel(val, (unsigned long)systemh_irq_mask_register);
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}
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static struct irq_chip systemh_irq_type = {
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static struct irq_chip systemh_irq_type = {
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.name = " SystemH Register",
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.name = "SystemH Register",
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.unmask = enable_systemh_irq,
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.irq_unmask = enable_systemh_irq,
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.mask = disable_systemh_irq,
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.irq_mask = disable_systemh_irq,
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.ack = mask_and_ack_systemh,
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};
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};
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static void disable_systemh_irq(unsigned int irq)
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{
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if (systemh_irq_mask_register) {
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unsigned long val, mask = 0x01 << 1;
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/* Clear the "irq"th bit in the mask and set it in the request */
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val = __raw_readl((unsigned long)systemh_irq_mask_register);
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val &= ~mask;
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__raw_writel(val, (unsigned long)systemh_irq_mask_register);
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val = __raw_readl((unsigned long)systemh_irq_request_register);
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val |= mask;
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__raw_writel(val, (unsigned long)systemh_irq_request_register);
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}
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}
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static void enable_systemh_irq(unsigned int irq)
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{
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if (systemh_irq_mask_register) {
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unsigned long val, mask = 0x01 << 1;
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/* Set "irq"th bit in the mask register */
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val = __raw_readl((unsigned long)systemh_irq_mask_register);
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val |= mask;
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__raw_writel(val, (unsigned long)systemh_irq_mask_register);
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}
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}
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static void mask_and_ack_systemh(unsigned int irq)
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{
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disable_systemh_irq(irq);
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}
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void make_systemh_irq(unsigned int irq)
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void make_systemh_irq(unsigned int irq)
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{
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{
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disable_irq_nosync(irq);
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disable_irq_nosync(irq);
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set_irq_chip_and_handler(irq, &systemh_irq_type, handle_level_irq);
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set_irq_chip_and_handler(irq, &systemh_irq_type, handle_level_irq);
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disable_systemh_irq(irq);
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disable_systemh_irq(irq_get_irq_data(irq));
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}
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}
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