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Commit 36f024ed authored by Thomas Gleixner's avatar Thomas Gleixner
Browse files

PCI/MSI: pci-xgene-msi: Consolidate chained IRQ handler install/remove 



Chained irq handlers usually set up handler data as well. We now have
a function to set both under irq_desc->lock. Replace the two calls
with one.
    
Search and conversion was done with coccinelle.

Reported-by: default avatarRussell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Cc: Julia Lawall <Julia.Lawall@lip6.fr>
Cc: Duc Dang <dhdang@apm.com>
parent f70229e2

drivers/pci/host/pci-xgene-msi.c

+6 −8
Original line number Diff line number Diff line
@@ -368,10 +368,8 @@ static int xgene_msi_remove(struct platform_device *pdev) 


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

		virq = msi->msi_groups[i].gic_irq;

		if (virq != 0) {

			irq_set_chained_handler(virq, NULL);

			irq_set_handler_data(virq, NULL);

		}

		if (virq != 0)

			irq_set_chained_handler_and_data(virq, NULL, NULL);

	}

	kfree(msi->msi_groups);
@@ -421,8 +419,8 @@ static int xgene_msi_hwirq_alloc(unsigned int cpu) 
		}



		if (err) {

			irq_set_chained_handler(msi_group->gic_irq, NULL);

			irq_set_handler_data(msi_group->gic_irq, NULL);

			irq_set_chained_handler_and_data(msi_group->gic_irq,

							 NULL, NULL);

			return err;

		}

	}
@@ -441,8 +439,8 @@ static void xgene_msi_hwirq_free(unsigned int cpu) 
		if (!msi_group->gic_irq)

			continue;



		irq_set_chained_handler(msi_group->gic_irq, NULL);

		irq_set_handler_data(msi_group->gic_irq, NULL);

		irq_set_chained_handler_and_data(msi_group->gic_irq, NULL,

						 NULL);

	}

}