add xenomai

hc

2024-11-01 2f529f9b558ca1c1bd74be7437a84e4711743404

 kernel/drivers/gpio/gpio-omap.c
..
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@@ -55,7 +55,7 @@
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 	u32 saved_datain;
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 	u32 level_mask;
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 	u32 toggle_mask;
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-	raw_spinlock_t lock;
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+	hard_spinlock_t lock;
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 	raw_spinlock_t wa_lock;
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 	struct gpio_chip chip;
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 	struct clk *dbck;
..
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@@ -1058,7 +1058,7 @@
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 	ret = devm_request_irq(bank->chip.parent, bank->irq,
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 			       omap_gpio_irq_handler,
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-			       0, dev_name(bank->chip.parent), bank);
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+			       IRQF_OOB, dev_name(bank->chip.parent), bank);
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 	if (ret)
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 		gpiochip_remove(&bank->chip);
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..
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@@ -1406,7 +1406,7 @@
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 	irqc->irq_bus_lock = omap_gpio_irq_bus_lock,
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 	irqc->irq_bus_sync_unlock = gpio_irq_bus_sync_unlock,
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 	irqc->name = dev_name(&pdev->dev);
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-	irqc->flags = IRQCHIP_MASK_ON_SUSPEND;
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+	irqc->flags = IRQCHIP_MASK_ON_SUSPEND | IRQCHIP_PIPELINE_SAFE;
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 	irqc->parent_device = dev;
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 	bank->irq = platform_get_irq(pdev, 0);