Commit 46a2bc8c authored by Thomas Gleixner's avatar Thomas Gleixner
Browse files

bus: fsl-mc-msi: Switch to domain id aware interfaces 



Switch to the new domain id aware interfaces to phase out the previous
ones.

Get rid of the MSI descriptor and domain checks as the core code detects
these issues anyway.

No functional change.

Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Reviewed-by: default avatarKevin Tian <kevin.tian@intel.com>
Acked-by: default avatarMarc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20221124230314.575538524@linutronix.de
parent b330ff9f

drivers/bus/fsl-mc/fsl-mc-msi.c

+3 −22
Original line number Diff line number Diff line
@@ -213,21 +213,8 @@ struct irq_domain *fsl_mc_find_msi_domain(struct device *dev) 


int fsl_mc_msi_domain_alloc_irqs(struct device *dev,  unsigned int irq_count)

{

	struct irq_domain *msi_domain;

	int error;



	msi_domain = dev_get_msi_domain(dev);

	if (!msi_domain)

		return -EINVAL;



	error = msi_setup_device_data(dev);

	if (error)

		return error;

	int error = msi_setup_device_data(dev);



	msi_lock_descs(dev);

	if (msi_first_desc(dev, MSI_DESC_ALL))

		error = -EINVAL;

	msi_unlock_descs(dev);

	if (error)

		return error;
@@ -235,7 +222,7 @@ int fsl_mc_msi_domain_alloc_irqs(struct device *dev, unsigned int irq_count) 
	 * NOTE: Calling this function will trigger the invocation of the

	 * its_fsl_mc_msi_prepare() callback

	 */

	error = msi_domain_alloc_irqs(msi_domain, dev, irq_count);

	error = msi_domain_alloc_irqs_range(dev, MSI_DEFAULT_DOMAIN, 0, irq_count - 1);



	if (error)

		dev_err(dev, "Failed to allocate IRQs\n");
@@ -244,11 +231,5 @@ int fsl_mc_msi_domain_alloc_irqs(struct device *dev, unsigned int irq_count) 


void fsl_mc_msi_domain_free_irqs(struct device *dev)

{

	struct irq_domain *msi_domain;



	msi_domain = dev_get_msi_domain(dev);

	if (!msi_domain)

		return;



	msi_domain_free_irqs(msi_domain, dev);

	msi_domain_free_irqs_all(dev, MSI_DEFAULT_DOMAIN);

}