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Commit 37b144df authored by Thomas Gleixner's avatar Thomas Gleixner
Browse files

Merge tag 'irqchip-5.0-2' of... 

Merge tag 'irqchip-5.0-2' of git://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms into irq/urgent

Pull irqchip updates from Marc Zyngier

 - Add missing DT translation call in stm32-exti

 - Fix uninitialized mutex in the GICv3 MBI support code

 - Drop useless GPIO includes from the madera driver

 - Fix PCI Multi-MSI allocation with aliasing devices on GICv3 ITS
parents 12fee4cd 8208d170

drivers/irqchip/irq-gic-v3-its.c

+13 −12
Original line number Diff line number Diff line
@@ -2399,13 +2399,14 @@ static void its_free_device(struct its_device *its_dev) 
	kfree(its_dev);

}



static int its_alloc_device_irq(struct its_device *dev, irq_hw_number_t *hwirq)

static int its_alloc_device_irq(struct its_device *dev, int nvecs, irq_hw_number_t *hwirq)

{

	int idx;



	idx = find_first_zero_bit(dev->event_map.lpi_map,

				  dev->event_map.nr_lpis);

	if (idx == dev->event_map.nr_lpis)

	idx = bitmap_find_free_region(dev->event_map.lpi_map,

				      dev->event_map.nr_lpis,

				      get_count_order(nvecs));

	if (idx < 0)

		return -ENOSPC;



	*hwirq = dev->event_map.lpi_base + idx;
@@ -2501,21 +2502,21 @@ static int its_irq_domain_alloc(struct irq_domain *domain, unsigned int virq, 
	int err;

	int i;



	for (i = 0; i < nr_irqs; i++) {

		err = its_alloc_device_irq(its_dev, &hwirq);

	err = its_alloc_device_irq(its_dev, nr_irqs, &hwirq);

	if (err)

		return err;



		err = its_irq_gic_domain_alloc(domain, virq + i, hwirq);

	for (i = 0; i < nr_irqs; i++) {

		err = its_irq_gic_domain_alloc(domain, virq + i, hwirq + i);

		if (err)

			return err;



		irq_domain_set_hwirq_and_chip(domain, virq + i,

					      hwirq, &its_irq_chip, its_dev);

					      hwirq + i, &its_irq_chip, its_dev);

		irqd_set_single_target(irq_desc_get_irq_data(irq_to_desc(virq + i)));

		pr_debug("ID:%d pID:%d vID:%d\n",

			 (int)(hwirq - its_dev->event_map.lpi_base),

			 (int) hwirq, virq + i);

			 (int)(hwirq + i - its_dev->event_map.lpi_base),

			 (int)(hwirq + i), virq + i);

	}



	return 0;

drivers/irqchip/irq-gic-v3-mbi.c

+1 −1
Original line number Diff line number Diff line
@@ -24,7 +24,7 @@ struct mbi_range { 
	unsigned long		*bm;

};



static struct mutex		mbi_lock;

static DEFINE_MUTEX(mbi_lock);

static phys_addr_t		mbi_phys_base;

static struct mbi_range		*mbi_ranges;

static unsigned int		mbi_range_nr;

drivers/irqchip/irq-madera.c

+0 −2
Original line number Diff line number Diff line
@@ -7,7 +7,6 @@ 
 */



#include <linux/module.h>

#include <linux/gpio.h>

#include <linux/interrupt.h>

#include <linux/irq.h>

#include <linux/irqdomain.h>
@@ -16,7 +15,6 @@ 
#include <linux/slab.h>

#include <linux/of.h>

#include <linux/of_device.h>

#include <linux/of_gpio.h>

#include <linux/of_irq.h>

#include <linux/irqchip/irq-madera.h>

#include <linux/mfd/madera/core.h>

drivers/irqchip/irq-stm32-exti.c

+1 −0
Original line number Diff line number Diff line
@@ -822,6 +822,7 @@ static int __init stm32_exti_init(const struct stm32_exti_drv_data *drv_data, 
static const struct irq_domain_ops stm32_exti_h_domain_ops = {

	.alloc	= stm32_exti_h_domain_alloc,

	.free	= irq_domain_free_irqs_common,

	.xlate = irq_domain_xlate_twocell,

};



static int