drivers/gpio/gpio-siox.c

29 	struct gpio_siox_ddata *ddata = dev_get_drvdata(&sdevice->dev);
31 	mutex_lock(&ddata->lock);
32 	buf[0] = ddata->setdata[0];
33 	mutex_unlock(&ddata->lock);
40 	struct gpio_siox_ddata *ddata = dev_get_drvdata(&sdevice->dev);
44 	mutex_lock(&ddata->lock);
46 	raw_spin_lock_irq(&ddata->irqlock);
52 			ddata->getdata[bitpos / 8] & (1 << (bitpos % 8));
53 		u32 irq_type = ddata->irq_type[offset];
58 				ddata->irq_status |= 1 << offset;
62 				ddata->irq_status |= 1 << offset;
66 	trigger = ddata->irq_status & ddata->irq_enable;
68 	raw_spin_unlock_irq(&ddata->irqlock);
70 	ddata->getdata[0] = buf[0];
71 	ddata->getdata[1] = buf[1];
72 	ddata->getdata[2] = buf[2];
74 	mutex_unlock(&ddata->lock);
78 			struct irq_domain *irqdomain = ddata->gchip.irq.domain;
86 			raw_spin_lock_irq(&ddata->irqlock);
87 			ddata->irq_status &= ~(1 << offset);
88 			raw_spin_unlock_irq(&ddata->irqlock);
100 	struct gpio_siox_ddata *ddata = gpiochip_get_data(gc);
102 	raw_spin_lock(&ddata->irqlock);
103 	ddata->irq_status &= ~(1 << d->hwirq);
104 	raw_spin_unlock(&ddata->irqlock);
110 	struct gpio_siox_ddata *ddata = gpiochip_get_data(gc);
112 	raw_spin_lock(&ddata->irqlock);
113 	ddata->irq_enable &= ~(1 << d->hwirq);
114 	raw_spin_unlock(&ddata->irqlock);
121 	struct gpio_siox_ddata *ddata = gpiochip_get_data(gc);
124 	raw_spin_lock(&ddata->irqlock);
125 	ddata->irq_enable |= 1 << d->hwirq;
126 	raw_spin_unlock(&ddata->irqlock);
132 	struct gpio_siox_ddata *ddata = gpiochip_get_data(gc);
134 	raw_spin_lock(&ddata->irqlock);
135 	ddata->irq_type[d->hwirq] = type;
136 	raw_spin_unlock(&ddata->irqlock);
143 	struct gpio_siox_ddata *ddata = gpiochip_get_data(chip);
146 	mutex_lock(&ddata->lock);
151 		ret = ddata->setdata[0] & (1 << bitpos);
155 		ret = ddata->getdata[bitpos / 8] & (1 << (bitpos % 8));
158 	mutex_unlock(&ddata->lock);
166 	struct gpio_siox_ddata *ddata = gpiochip_get_data(chip);
169 	mutex_lock(&ddata->lock);
172 		ddata->setdata[0] |= mask;
174 		ddata->setdata[0] &= ~mask;
176 	mutex_unlock(&ddata->lock);
218 	struct gpio_siox_ddata *ddata;
224 	ddata = devm_kzalloc(dev, sizeof(*ddata), GFP_KERNEL);
225 	if (!ddata)
228 	dev_set_drvdata(dev, ddata);
230 	mutex_init(&ddata->lock);
231 	raw_spin_lock_init(&ddata->irqlock);
233 	gc = &ddata->gchip;
251 	ret = devm_gpiochip_add_data(dev, gc, ddata);