Fixes for the v3.17 series:

- A largeish fix for the IRQ handling in the new Zynq driver.
   The quite verbose commit message gives the exact details.
 - Move some defines for gpiod flags outside an ifdef to make
   stub functions work again.
 - Various minor fixes that we can accept for -rc1.
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Merge tag 'gpio-v3.17-2' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio

Pull gpio fixes from Linus Walleij:

 - a largeish fix for the IRQ handling in the new Zynq driver.  The
   quite verbose commit message gives the exact details.
 - move some defines for gpiod flags outside an ifdef to make stub
   functions work again.
 - various minor fixes that we can accept for -rc1.

* tag 'gpio-v3.17-2' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio:
  gpio-lynxpoint: enable input sensing in resume
  gpio: move GPIOD flags outside #ifdef
  gpio: delete unneeded test before of_node_put
  gpio: zynq: Fix IRQ handlers
  gpiolib: devres: use correct structure type name in sizeof
  MAINTAINERS: Change maintainer for gpio-bcm-kona.c

MAINTAINERS

@@ -2065,7 +2065,7 @@ S:	Supported
 F:	drivers/scsi/bnx2i/
 
 BROADCOM KONA GPIO DRIVER
-M:	Markus Mayer <markus.mayer@linaro.org>
+M:	Ray Jui <rjui@broadcom.com>
 L:	bcm-kernel-feedback-list@broadcom.com
 S:	Supported
 F:	drivers/gpio/gpio-bcm-kona.c

drivers/gpio/devres.c

@@ -90,7 +90,7 @@ struct gpio_desc *__must_check __devm_gpiod_get_index(struct device *dev,
 	struct gpio_desc **dr;
 	struct gpio_desc *desc;
 
-	dr = devres_alloc(devm_gpiod_release, sizeof(struct gpiod_desc *),
+	dr = devres_alloc(devm_gpiod_release, sizeof(struct gpio_desc *),
 			  GFP_KERNEL);
 	if (!dr)
 		return ERR_PTR(-ENOMEM);

drivers/gpio/gpio-lynxpoint.c

@@ -407,9 +407,27 @@ static int lp_gpio_runtime_resume(struct device *dev)
 	return 0;
 }
 
+static int lp_gpio_resume(struct device *dev)
+{
+	struct platform_device *pdev = to_platform_device(dev);
+	struct lp_gpio *lg = platform_get_drvdata(pdev);
+	unsigned long reg;
+	int i;
+
+	/* on some hardware suspend clears input sensing, re-enable it here */
+	for (i = 0; i < lg->chip.ngpio; i++) {
+		if (gpiochip_is_requested(&lg->chip, i) != NULL) {
+			reg = lp_gpio_reg(&lg->chip, i, LP_CONFIG2);
+			outl(inl(reg) & ~GPINDIS_BIT, reg);
+		}
+	}
+	return 0;
+}
+
 static const struct dev_pm_ops lp_gpio_pm_ops = {
 	.runtime_suspend = lp_gpio_runtime_suspend,
 	.runtime_resume = lp_gpio_runtime_resume,
+	.resume = lp_gpio_resume,
 };
 
 static const struct acpi_device_id lynxpoint_gpio_acpi_match[] = {

drivers/gpio/gpio-zynq.c

@@ -95,6 +95,9 @@ struct zynq_gpio {
 	struct clk *clk;
 };
 
+static struct irq_chip zynq_gpio_level_irqchip;
+static struct irq_chip zynq_gpio_edge_irqchip;
+
 /**
  * zynq_gpio_get_bank_pin - Get the bank number and pin number within that bank
  * for a given pin in the GPIO device
@@ -410,6 +413,15 @@ static int zynq_gpio_set_irq_type(struct irq_data *irq_data, unsigned int type)
 		       gpio->base_addr + ZYNQ_GPIO_INTPOL_OFFSET(bank_num));
 	writel_relaxed(int_any,
 		       gpio->base_addr + ZYNQ_GPIO_INTANY_OFFSET(bank_num));
+
+	if (type & IRQ_TYPE_LEVEL_MASK) {
+		__irq_set_chip_handler_name_locked(irq_data->irq,
+			&zynq_gpio_level_irqchip, handle_fasteoi_irq, NULL);
+	} else {
+		__irq_set_chip_handler_name_locked(irq_data->irq,
+			&zynq_gpio_edge_irqchip, handle_level_irq, NULL);
+	}
+
 	return 0;
 }
 
@@ -424,9 +436,21 @@ static int zynq_gpio_set_wake(struct irq_data *data, unsigned int on)
 }
 
 /* irq chip descriptor */
-static struct irq_chip zynq_gpio_irqchip = {
+static struct irq_chip zynq_gpio_level_irqchip = {
 	.name		= DRIVER_NAME,
 	.irq_enable	= zynq_gpio_irq_enable,
+	.irq_eoi	= zynq_gpio_irq_ack,
+	.irq_mask	= zynq_gpio_irq_mask,
+	.irq_unmask	= zynq_gpio_irq_unmask,
+	.irq_set_type	= zynq_gpio_set_irq_type,
+	.irq_set_wake	= zynq_gpio_set_wake,
+	.flags		= IRQCHIP_EOI_THREADED | IRQCHIP_EOI_IF_HANDLED,
+};
+
+static struct irq_chip zynq_gpio_edge_irqchip = {
+	.name		= DRIVER_NAME,
+	.irq_enable	= zynq_gpio_irq_enable,
+	.irq_ack	= zynq_gpio_irq_ack,
 	.irq_mask	= zynq_gpio_irq_mask,
 	.irq_unmask	= zynq_gpio_irq_unmask,
 	.irq_set_type	= zynq_gpio_set_irq_type,
@@ -469,10 +493,6 @@ static void zynq_gpio_irqhandler(unsigned int irq, struct irq_desc *desc)
 							offset);
 				generic_handle_irq(gpio_irq);
 			}
-
-			/* clear IRQ in HW */
-			writel_relaxed(int_sts, gpio->base_addr +
-					ZYNQ_GPIO_INTSTS_OFFSET(bank_num));
 		}
 	}
 
@@ -610,14 +630,14 @@ static int zynq_gpio_probe(struct platform_device *pdev)
 		writel_relaxed(ZYNQ_GPIO_IXR_DISABLE_ALL, gpio->base_addr +
 			       ZYNQ_GPIO_INTDIS_OFFSET(bank_num));
 
-	ret = gpiochip_irqchip_add(chip, &zynq_gpio_irqchip, 0,
-				   handle_simple_irq, IRQ_TYPE_NONE);
+	ret = gpiochip_irqchip_add(chip, &zynq_gpio_edge_irqchip, 0,
+				   handle_level_irq, IRQ_TYPE_NONE);
 	if (ret) {
 		dev_err(&pdev->dev, "Failed to add irq chip\n");
 		goto err_rm_gpiochip;
 	}
 
-	gpiochip_set_chained_irqchip(chip, &zynq_gpio_irqchip, irq,
+	gpiochip_set_chained_irqchip(chip, &zynq_gpio_edge_irqchip, irq,
 				     zynq_gpio_irqhandler);
 
 	pm_runtime_set_active(&pdev->dev);

drivers/gpio/gpiolib-of.c

@@ -307,7 +307,5 @@ void of_gpiochip_add(struct gpio_chip *chip)
 void of_gpiochip_remove(struct gpio_chip *chip)
 {
 	gpiochip_remove_pin_ranges(chip);
-
-	if (chip->of_node)
-		of_node_put(chip->of_node);
+	of_node_put(chip->of_node);
 }

include/linux/gpio/consumer.h

@@ -16,8 +16,6 @@ struct device;
  */
 struct gpio_desc;
 
-#ifdef CONFIG_GPIOLIB
-
 #define GPIOD_FLAGS_BIT_DIR_SET		BIT(0)
 #define GPIOD_FLAGS_BIT_DIR_OUT		BIT(1)
 #define GPIOD_FLAGS_BIT_DIR_VAL		BIT(2)
@@ -34,6 +32,8 @@ enum gpiod_flags {
 			  GPIOD_FLAGS_BIT_DIR_VAL,
 };
 
+#ifdef CONFIG_GPIOLIB
+
 /* Acquire and dispose GPIOs */
 struct gpio_desc *__must_check __gpiod_get(struct device *dev,
 					 const char *con_id,