39 static int zpci_set_airq(struct zpci_dev *zdev)  in zpci_set_airq()  argument
41 	u64 req = ZPCI_CREATE_REQ(zdev->fh, 0, ZPCI_MOD_FC_REG_INT);  in zpci_set_airq()
47 	fib.fmt0.noi = airq_iv_end(zdev->aibv);  in zpci_set_airq()
48 	fib.fmt0.aibv = (unsigned long) zdev->aibv->vector;  in zpci_set_airq()
50 	fib.fmt0.aisb = (unsigned long) zpci_sbv->vector + (zdev->aisb/64)*8;  in zpci_set_airq()
51 	fib.fmt0.aisbo = zdev->aisb & 63;  in zpci_set_airq()
57 static int zpci_clear_airq(struct zpci_dev *zdev)  in zpci_clear_airq()  argument
59 	u64 req = ZPCI_CREATE_REQ(zdev->fh, 0, ZPCI_MOD_FC_DEREG_INT);  in zpci_clear_airq()
72 static int zpci_set_directed_irq(struct zpci_dev *zdev)  in zpci_set_directed_irq()  argument
74 	u64 req = ZPCI_CREATE_REQ(zdev->fh, 0, ZPCI_MOD_FC_REG_INT_D);  in zpci_set_directed_irq()
79 	fib.fmt1.noi = zdev->msi_nr_irqs;  in zpci_set_directed_irq()
80 	fib.fmt1.dibvo = zdev->msi_first_bit;  in zpci_set_directed_irq()
86 static int zpci_clear_directed_irq(struct zpci_dev *zdev)  in zpci_clear_directed_irq()  argument
88 	u64 req = ZPCI_CREATE_REQ(zdev->fh, 0, ZPCI_MOD_FC_DEREG_INT_D);  in zpci_clear_directed_irq()
102 int zpci_set_irq(struct zpci_dev *zdev)  in zpci_set_irq()  argument
107 		rc = zpci_set_directed_irq(zdev);  in zpci_set_irq()
109 		rc = zpci_set_airq(zdev);  in zpci_set_irq()
112 		zdev->irqs_registered = 1;  in zpci_set_irq()
118 int zpci_clear_irq(struct zpci_dev *zdev)  in zpci_clear_irq()  argument
123 		rc = zpci_clear_directed_irq(zdev);  in zpci_clear_irq()
125 		rc = zpci_clear_airq(zdev);  in zpci_clear_irq()
128 		zdev->irqs_registered = 0;  in zpci_clear_irq()
267 	struct zpci_dev *zdev = to_zpci(pdev);  in arch_setup_msi_irqs()  local
275 	zdev->aisb = -1UL;  in arch_setup_msi_irqs()
276 	zdev->msi_first_bit = -1U;  in arch_setup_msi_irqs()
279 	msi_vecs = min_t(unsigned int, nvec, zdev->max_msi);  in arch_setup_msi_irqs()
291 		zdev->aisb = bit;  in arch_setup_msi_irqs()
294 		zdev->aibv = airq_iv_create(msi_vecs, AIRQ_IV_DATA | AIRQ_IV_BITLOCK);  in arch_setup_msi_irqs()
295 		if (!zdev->aibv)  in arch_setup_msi_irqs()
299 		zpci_ibv[bit] = zdev->aibv;  in arch_setup_msi_irqs()
328 			msg.address_lo = zdev->msi_addr & 0xff0000ff;  in arch_setup_msi_irqs()
335 			msg.address_lo = zdev->msi_addr & 0xffffffff;  in arch_setup_msi_irqs()
336 			airq_iv_set_data(zdev->aibv, hwirq, irq);  in arch_setup_msi_irqs()
338 		msg.address_hi = zdev->msi_addr >> 32;  in arch_setup_msi_irqs()
343 	zdev->msi_first_bit = bit;  in arch_setup_msi_irqs()
344 	zdev->msi_nr_irqs = msi_vecs;  in arch_setup_msi_irqs()
346 	rc = zpci_set_irq(zdev);  in arch_setup_msi_irqs()
355 	struct zpci_dev *zdev = to_zpci(pdev);  in arch_teardown_msi_irqs()  local
360 	rc = zpci_clear_irq(zdev);  in arch_teardown_msi_irqs()
376 	if (zdev->aisb != -1UL) {  in arch_teardown_msi_irqs()
377 		zpci_ibv[zdev->aisb] = NULL;  in arch_teardown_msi_irqs()
378 		airq_iv_free_bit(zpci_sbv, zdev->aisb);  in arch_teardown_msi_irqs()
379 		zdev->aisb = -1UL;  in arch_teardown_msi_irqs()
381 	if (zdev->aibv) {  in arch_teardown_msi_irqs()
382 		airq_iv_release(zdev->aibv);  in arch_teardown_msi_irqs()
383 		zdev->aibv = NULL;  in arch_teardown_msi_irqs()
386 	if ((irq_delivery == DIRECTED) && zdev->msi_first_bit != -1U)  in arch_teardown_msi_irqs()
387 		airq_iv_free(zpci_ibv[0], zdev->msi_first_bit, zdev->msi_nr_irqs);  in arch_teardown_msi_irqs()