15 #include <linux/msi.h>
36 	struct plda_msi *msi = &port->msi;  in plda_handle_msi()  local
49 		for_each_set_bit(bit, &status, msi->num_vectors) {  in plda_handle_msi()
50 			ret = generic_handle_domain_irq(msi->dev_domain, bit);  in plda_handle_msi()
52 				dev_err_ratelimited(dev, "bad MSI IRQ %d\n",  in plda_handle_msi()
72 	phys_addr_t addr = port->msi.vector_phy;  in plda_compose_msi_msg()
78 	dev_dbg(port->dev, "msi#%x address_hi %#x address_lo %#x\n",  in plda_compose_msi_msg()
83 	.name = "PLDA MSI",
94 	struct plda_msi *msi = &port->msi;  in plda_irq_msi_domain_alloc()  local
97 	mutex_lock(&msi->lock);  in plda_irq_msi_domain_alloc()
98 	bit = find_first_zero_bit(msi->used, msi->num_vectors);  in plda_irq_msi_domain_alloc()
99 	if (bit >= msi->num_vectors) {  in plda_irq_msi_domain_alloc()
100 		mutex_unlock(&msi->lock);  in plda_irq_msi_domain_alloc()
104 	set_bit(bit, msi->used);  in plda_irq_msi_domain_alloc()
109 	mutex_unlock(&msi->lock);  in plda_irq_msi_domain_alloc()
120 	struct plda_msi *msi = &port->msi;  in plda_irq_msi_domain_free()  local
122 	mutex_lock(&msi->lock);  in plda_irq_msi_domain_free()
124 	if (test_bit(d->hwirq, msi->used))  in plda_irq_msi_domain_free()
125 		__clear_bit(d->hwirq, msi->used);  in plda_irq_msi_domain_free()
127 		dev_err(port->dev, "trying to free unused MSI%lu\n", d->hwirq);  in plda_irq_msi_domain_free()
129 	mutex_unlock(&msi->lock);  in plda_irq_msi_domain_free()
138 	.name = "PLDA PCIe MSI",
154 	struct plda_msi *msi = &port->msi;  in plda_allocate_msi_domains()  local
156 	mutex_init(&port->msi.lock);  in plda_allocate_msi_domains()
158 	msi->dev_domain = irq_domain_add_linear(NULL, msi->num_vectors,  in plda_allocate_msi_domains()
160 	if (!msi->dev_domain) {  in plda_allocate_msi_domains()
165 	msi->msi_domain = pci_msi_create_irq_domain(fwnode,  in plda_allocate_msi_domains()
167 						    msi->dev_domain);  in plda_allocate_msi_domains()
168 	if (!msi->msi_domain) {  in plda_allocate_msi_domains()
169 		dev_err(dev, "failed to create MSI domain\n");  in plda_allocate_msi_domains()
170 		irq_domain_remove(msi->dev_domain);  in plda_allocate_msi_domains()
269 	/* MSI event and sys events */  in plda_get_events()
483 	/* Plug the MSI chained handler */  in plda_init_interrupts()
568 	irq_domain_remove(pcie->msi.msi_domain);  in plda_pcie_irq_domain_deinit()
569 	irq_domain_remove(pcie->msi.dev_domain);  in plda_pcie_irq_domain_deinit()
618 	plda_set_default_msi(&port->msi);  in plda_pcie_host_init()