Lines Matching refs:msi
39 #define msi_hwirq(msi, msir_index, intr_index) \ argument
40 ((msir_index) << (msi)->srs_shift | \
41 ((intr_index) << (msi)->ibs_shift))
325 struct fsl_msi *msi = platform_get_drvdata(ofdev); in fsl_of_msi_remove() local
328 if (msi->list.prev != NULL) in fsl_of_msi_remove()
329 list_del(&msi->list); in fsl_of_msi_remove()
331 if (msi->cascade_array[i]) { in fsl_of_msi_remove()
332 virq = msi->cascade_array[i]->virq; in fsl_of_msi_remove()
336 free_irq(virq, msi->cascade_array[i]); in fsl_of_msi_remove()
337 kfree(msi->cascade_array[i]); in fsl_of_msi_remove()
341 if (msi->bitmap.bitmap) in fsl_of_msi_remove()
342 msi_bitmap_free(&msi->bitmap); in fsl_of_msi_remove()
343 if ((msi->feature & FSL_PIC_IP_MASK) != FSL_PIC_IP_VMPIC) in fsl_of_msi_remove()
344 iounmap(msi->msi_regs); in fsl_of_msi_remove()
345 kfree(msi); in fsl_of_msi_remove()
351 static int fsl_msi_setup_hwirq(struct fsl_msi *msi, struct platform_device *dev, in fsl_msi_setup_hwirq() argument
372 cascade_data->msi_data = msi; in fsl_msi_setup_hwirq()
374 msi->cascade_array[irq_index] = cascade_data; in fsl_msi_setup_hwirq()
386 msi_bitmap_free_hwirqs(&msi->bitmap, in fsl_msi_setup_hwirq()
387 msi_hwirq(msi, offset, i), 1); in fsl_msi_setup_hwirq()
395 struct fsl_msi *msi; in fsl_of_msi_probe() local
408 msi = kzalloc(sizeof(struct fsl_msi), GFP_KERNEL); in fsl_of_msi_probe()
409 if (!msi) { in fsl_of_msi_probe()
413 platform_set_drvdata(dev, msi); in fsl_of_msi_probe()
415 msi->irqhost = irq_domain_add_linear(dev->dev.of_node, in fsl_of_msi_probe()
416 NR_MSI_IRQS_MAX, &fsl_msi_host_ops, msi); in fsl_of_msi_probe()
418 if (msi->irqhost == NULL) { in fsl_of_msi_probe()
436 msi->msi_regs = ioremap(res.start, resource_size(&res)); in fsl_of_msi_probe()
437 if (!msi->msi_regs) { in fsl_of_msi_probe()
443 msi->msiir_offset = in fsl_of_msi_probe()
451 msi->msiir_offset = features->msiir_offset + in fsl_of_msi_probe()
454 msi->msiir_offset = msiir.start & MSIIR_OFFSET_MASK; in fsl_of_msi_probe()
457 msi->feature = features->fsl_pic_ip; in fsl_of_msi_probe()
462 msi->feature |= MSI_HW_ERRATA_ENDIAN; in fsl_of_msi_probe()
468 msi->phandle = dev->dev.of_node->phandle; in fsl_of_msi_probe()
470 err = fsl_msi_init_allocator(msi); in fsl_of_msi_probe()
480 msi->srs_shift = MSIIR1_SRS_SHIFT; in fsl_of_msi_probe()
481 msi->ibs_shift = MSIIR1_IBS_SHIFT; in fsl_of_msi_probe()
488 err = fsl_msi_setup_hwirq(msi, dev, in fsl_of_msi_probe()
497 msi->srs_shift = MSIIR_SRS_SHIFT; in fsl_of_msi_probe()
498 msi->ibs_shift = MSIIR_IBS_SHIFT; in fsl_of_msi_probe()
526 err = fsl_msi_setup_hwirq(msi, dev, offset + j, in fsl_of_msi_probe()
534 list_add_tail(&msi->list, &msi_head); in fsl_of_msi_probe()