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@ -24,25 +24,25 @@ |
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#include <linux/module.h> |
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#include <linux/topology.h> |
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static inline struct ipr_desc *get_ipr_desc(unsigned int irq) |
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static inline struct ipr_desc *get_ipr_desc(struct irq_data *data) |
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{ |
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struct irq_chip *chip = get_irq_chip(irq); |
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struct irq_chip *chip = irq_data_get_irq_chip(data); |
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return container_of(chip, struct ipr_desc, chip); |
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} |
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static void disable_ipr_irq(unsigned int irq) |
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static void disable_ipr_irq(struct irq_data *data) |
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{ |
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struct ipr_data *p = get_irq_chip_data(irq); |
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unsigned long addr = get_ipr_desc(irq)->ipr_offsets[p->ipr_idx]; |
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struct ipr_data *p = irq_data_get_irq_chip_data(data); |
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unsigned long addr = get_ipr_desc(data)->ipr_offsets[p->ipr_idx]; |
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/* Set the priority in IPR to 0 */ |
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__raw_writew(__raw_readw(addr) & (0xffff ^ (0xf << p->shift)), addr); |
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(void)__raw_readw(addr); /* Read back to flush write posting */ |
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} |
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static void enable_ipr_irq(unsigned int irq) |
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static void enable_ipr_irq(struct irq_data *data) |
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{ |
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struct ipr_data *p = get_irq_chip_data(irq); |
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unsigned long addr = get_ipr_desc(irq)->ipr_offsets[p->ipr_idx]; |
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struct ipr_data *p = irq_data_get_irq_chip_data(data); |
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unsigned long addr = get_ipr_desc(data)->ipr_offsets[p->ipr_idx]; |
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/* Set priority in IPR back to original value */ |
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__raw_writew(__raw_readw(addr) | (p->priority << p->shift), addr); |
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} |
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@ -56,9 +56,8 @@ void register_ipr_controller(struct ipr_desc *desc) |
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{ |
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int i; |
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desc->chip.mask = disable_ipr_irq; |
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desc->chip.unmask = enable_ipr_irq; |
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desc->chip.mask_ack = disable_ipr_irq; |
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desc->chip.irq_mask = disable_ipr_irq; |
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desc->chip.irq_unmask = enable_ipr_irq; |
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for (i = 0; i < desc->nr_irqs; i++) { |
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struct ipr_data *p = desc->ipr_data + i; |
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@ -68,7 +67,7 @@ void register_ipr_controller(struct ipr_desc *desc) |
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BUG_ON(!desc->ipr_offsets[p->ipr_idx]); |
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res = irq_alloc_desc_at(p->irq, numa_node_id()); |
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if (unlikely(res != p->irq && res != -EEXIST)) |
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if (unlikely(res != p->irq && res != -EEXIST)) { |
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printk(KERN_INFO "can not get irq_desc for %d\n", |
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p->irq); |
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continue; |
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@ -78,7 +77,7 @@ void register_ipr_controller(struct ipr_desc *desc) |
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set_irq_chip_and_handler_name(p->irq, &desc->chip, |
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handle_level_irq, "level"); |
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set_irq_chip_data(p->irq, p); |
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disable_ipr_irq(p->irq); |
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disable_ipr_irq(irq_get_irq_data(p->irq)); |
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} |
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} |
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EXPORT_SYMBOL(register_ipr_controller); |
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