Messages in this thread Patch in this message | | | From | Bryan Wu <> | Subject | [PATCH 1/7] blackfin arch: fix coding style in ints-priority-sc C file | Date | Sun, 29 Apr 2007 11:23:07 +0800 |
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Signed-off-by: Bryan Wu <bryan.wu@analog.com> --- arch/blackfin/mach-common/ints-priority-sc.c | 77 +++++++++++-------------- 1 files changed, 34 insertions(+), 43 deletions(-)
diff --git a/arch/blackfin/mach-common/ints-priority-sc.c b/arch/blackfin/mach-common/ints-priority-sc.c index c30726b..34b6228 100644 --- a/arch/blackfin/mach-common/ints-priority-sc.c +++ b/arch/blackfin/mach-common/ints-priority-sc.c @@ -329,11 +329,9 @@ static unsigned int bfin_gpio_irq_startup(unsigned int irq) u16 gpionr = irq - IRQ_PF0; if (!(gpio_enabled[gpio_bank(gpionr)] & gpio_bit(gpionr))) { - ret = gpio_request(gpionr, NULL); - if(ret) + if (ret) return ret; - } gpio_enabled[gpio_bank(gpionr)] |= gpio_bit(gpionr); @@ -355,55 +353,49 @@ static int bfin_gpio_irq_type(unsigned int irq, unsigned int type) unsigned int ret; u16 gpionr = irq - IRQ_PF0; + if (type == IRQ_TYPE_PROBE) { + /* only probe unenabled GPIO interrupt lines */ + if (gpio_enabled[gpio_bank(gpionr)] & gpio_bit(gpionr)) + return 0; + type = IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING; + } - if (type == IRQ_TYPE_PROBE) { - /* only probe unenabled GPIO interrupt lines */ - if (gpio_enabled[gpio_bank(gpionr)] & gpio_bit(gpionr)) - return 0; - type = IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING; - - } - - if (type & (IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING | - IRQ_TYPE_LEVEL_HIGH | IRQ_TYPE_LEVEL_LOW)) { - + if (type & (IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING | + IRQ_TYPE_LEVEL_HIGH | IRQ_TYPE_LEVEL_LOW)) + { if (!(gpio_enabled[gpio_bank(gpionr)] & gpio_bit(gpionr))) { - ret = gpio_request(gpionr, NULL); - if(ret) + if (ret) return ret; - - } - - gpio_enabled[gpio_bank(gpionr)] |= gpio_bit(gpionr); - } else { - gpio_enabled[gpio_bank(gpionr)] &= ~gpio_bit(gpionr); - return 0; } + gpio_enabled[gpio_bank(gpionr)] |= gpio_bit(gpionr); + } else { + gpio_enabled[gpio_bank(gpionr)] &= ~gpio_bit(gpionr); + return 0; + } - set_gpio_dir(gpionr, 0); - set_gpio_inen(gpionr, 1); - + set_gpio_dir(gpionr, 0); + set_gpio_inen(gpionr, 1); - if (type & (IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING)) { - gpio_edge_triggered[gpio_bank(gpionr)] |= gpio_bit(gpionr); - set_gpio_edge(gpionr, 1); - } else { - set_gpio_edge(gpionr, 0); - gpio_edge_triggered[gpio_bank(gpionr)] &= ~gpio_bit(gpionr); - } + if (type & (IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING)) { + gpio_edge_triggered[gpio_bank(gpionr)] |= gpio_bit(gpionr); + set_gpio_edge(gpionr, 1); + } else { + set_gpio_edge(gpionr, 0); + gpio_edge_triggered[gpio_bank(gpionr)] &= ~gpio_bit(gpionr); + } - if ((type & (IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING)) - == (IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING)) - set_gpio_both(gpionr, 1); - else - set_gpio_both(gpionr, 0); + if ((type & (IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING)) + == (IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING)) + set_gpio_both(gpionr, 1); + else + set_gpio_both(gpionr, 0); - if ((type & (IRQ_TYPE_EDGE_FALLING | IRQ_TYPE_LEVEL_LOW))) - set_gpio_polar(gpionr, 1); /* low or falling edge denoted by one */ - else - set_gpio_polar(gpionr, 0); /* high or rising edge denoted by zero */ + if ((type & (IRQ_TYPE_EDGE_FALLING | IRQ_TYPE_LEVEL_LOW))) + set_gpio_polar(gpionr, 1); /* low or falling edge denoted by one */ + else + set_gpio_polar(gpionr, 0); /* high or rising edge denoted by zero */ SSYNC(); @@ -416,7 +408,6 @@ static int bfin_gpio_irq_type(unsigned int irq, unsigned int type) } - static struct irq_chip bfin_gpio_irqchip = { .ack = bfin_gpio_ack_irq, .mask = bfin_gpio_mask_irq, -- 1.5.1.2 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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