diff options
Diffstat (limited to 'src/vlib')
| -rw-r--r-- | src/vlib/linux/pci.c | 33 | ||||
| -rw-r--r-- | src/vlib/linux/vfio.c | 48 | ||||
| -rw-r--r-- | src/vlib/linux/vfio.h | 2 |
3 files changed, 49 insertions, 34 deletions
diff --git a/src/vlib/linux/pci.c b/src/vlib/linux/pci.c index 62db8204182..0435d569bec 100644 --- a/src/vlib/linux/pci.c +++ b/src/vlib/linux/pci.c @@ -648,33 +648,14 @@ vfio_set_irqs (vlib_main_t * vm, linux_pci_device_t * p, u32 index, u32 start, { int data_len = efds ? count * sizeof (int) : 0; u8 buf[sizeof (struct vfio_irq_set) + data_len]; - struct vfio_irq_info ii = { 0 }; struct vfio_irq_set *irq_set = (struct vfio_irq_set *) buf; - - ii.argsz = sizeof (struct vfio_irq_info); - ii.index = index; - - if (ioctl (p->fd, VFIO_DEVICE_GET_IRQ_INFO, &ii) < 0) - return clib_error_return_unix (0, "ioctl(VFIO_DEVICE_GET_IRQ_INFO) " - "'%U'", format_vlib_pci_addr, &p->addr); - - log_debug (p, "%s index:%u count:%u flags: %s%s%s%s(0x%x)", __func__, - ii.index, ii.count, - ii.flags & VFIO_IRQ_INFO_EVENTFD ? "eventfd " : "", - ii.flags & VFIO_IRQ_INFO_MASKABLE ? "maskable " : "", - ii.flags & VFIO_IRQ_INFO_AUTOMASKED ? "automasked " : "", - ii.flags & VFIO_IRQ_INFO_NORESIZE ? "noresize " : "", ii.flags); - - if (ii.count < start + count) - return clib_error_return_unix (0, "vfio_set_irq: unexistng interrupt on " - "'%U'", format_vlib_pci_addr, &p->addr); - - if (efds) { + int *data = (int *) irq_set->data; flags |= VFIO_IRQ_SET_DATA_EVENTFD; - clib_memcpy_fast (&irq_set->data, efds, data_len); + for (u32 i = 0; i < count; i++) + data[i] = efds[i]; } else flags |= VFIO_IRQ_SET_DATA_NONE; @@ -689,11 +670,11 @@ vfio_set_irqs (vlib_main_t * vm, linux_pci_device_t * p, u32 index, u32 start, irq_set->flags = flags; if (ioctl (p->fd, VFIO_DEVICE_SET_IRQS, irq_set) < 0) - return clib_error_return_unix (0, "%U:ioctl(VFIO_DEVICE_SET_IRQS) " - "[index = %u, start = %u, count = %u, " - "flags = 0x%x]", + return clib_error_return_unix (0, "%U:ioctl(VFIO_DEVICE_SET_IRQS)\n%U", format_vlib_pci_addr, &p->addr, - index, start, count, flags); + format_vfio_irq_set, irq_set); + + log_debug (p, "%s:\n%U", __func__, format_vfio_irq_set, irq_set); return 0; } diff --git a/src/vlib/linux/vfio.c b/src/vlib/linux/vfio.c index ee04081d767..1462cc6c7ca 100644 --- a/src/vlib/linux/vfio.c +++ b/src/vlib/linux/vfio.c @@ -301,10 +301,44 @@ format_vfio_region_info (u8 * s, va_list * args) return s; } -/* - * fd.io coding-style-patch-verification: ON - * - * Local Variables: - * eval: (c-set-style "gnu") - * End: - */ +u8 * +format_vfio_irq_set (u8 *s, va_list *args) +{ + struct vfio_irq_set *is = va_arg (*args, struct vfio_irq_set *); + u32 indent = format_get_indent (s); + + s = format (s, "index:%u start:%u count:%u flags: 0x%x", is->index, + is->start, is->count, is->flags); + + s = format (s, " (data:"); + if (is->flags & VFIO_IRQ_SET_DATA_NONE) + s = format (s, " none"); + if (is->flags & VFIO_IRQ_SET_DATA_BOOL) + s = format (s, " bool"); + if (is->flags & VFIO_IRQ_SET_DATA_EVENTFD) + s = format (s, " eventfd"); + + s = format (s, ", action:"); + if (is->flags & VFIO_IRQ_SET_ACTION_MASK) + s = format (s, " mask"); + if (is->flags & VFIO_IRQ_SET_ACTION_UNMASK) + s = format (s, " unmask"); + if (is->flags & VFIO_IRQ_SET_ACTION_TRIGGER) + s = format (s, " trigger"); + vec_add1 (s, ')'); + + if (is->flags & VFIO_IRQ_SET_DATA_EVENTFD) + { + s = format (s, "\n%U eventfd data:", format_white_space, indent); + for (u32 i = 0; i < is->count; i++) + s = format (s, " %d", ((int *) (is->data))[i]); + } + if (is->flags & VFIO_IRQ_SET_DATA_BOOL) + { + s = format (s, "\n%U bool data:", format_white_space, indent); + for (u32 i = 0; i < is->count; i++) + s = format (s, " %u", is->data); + } + + return s; +} diff --git a/src/vlib/linux/vfio.h b/src/vlib/linux/vfio.h index fe4f0f75346..c2bb2e9b667 100644 --- a/src/vlib/linux/vfio.h +++ b/src/vlib/linux/vfio.h @@ -50,7 +50,7 @@ clib_error_t *linux_vfio_group_get_device_fd (vlib_pci_addr_t * addr, int *fd, int *is_noiommu); format_function_t format_vfio_region_info; - +format_function_t format_vfio_irq_set; #endif /* included_vlib_linux_vfio_h */ |