irq_get_info(struct rte_intr_handle *intr_handle)
{
struct vfio_irq_info irq = { .argsz = sizeof(irq) };
- int rc;
+ int rc, vfio_dev_fd;
irq.index = VFIO_PCI_MSIX_IRQ_INDEX;
- rc = ioctl(intr_handle->vfio_dev_fd, VFIO_DEVICE_GET_IRQ_INFO, &irq);
+ vfio_dev_fd = rte_intr_dev_fd_get(intr_handle);
+ rc = ioctl(vfio_dev_fd, VFIO_DEVICE_GET_IRQ_INFO, &irq);
if (rc < 0) {
otx2_err("Failed to get IRQ info rc=%d errno=%d", rc, errno);
return rc;
if (irq.count > MAX_INTR_VEC_ID) {
otx2_err("HW max=%d > MAX_INTR_VEC_ID: %d",
- intr_handle->max_intr, MAX_INTR_VEC_ID);
- intr_handle->max_intr = MAX_INTR_VEC_ID;
+ rte_intr_max_intr_get(intr_handle),
+ MAX_INTR_VEC_ID);
+ if (rte_intr_max_intr_set(intr_handle, MAX_INTR_VEC_ID))
+ return -1;
} else {
- intr_handle->max_intr = irq.count;
+ if (rte_intr_max_intr_set(intr_handle, irq.count))
+ return -1;
}
return 0;
{
char irq_set_buf[MSIX_IRQ_SET_BUF_LEN];
struct vfio_irq_set *irq_set;
+ int len, rc, vfio_dev_fd;
int32_t *fd_ptr;
- int len, rc;
- if (vec > intr_handle->max_intr) {
+ if (vec > (uint32_t)rte_intr_max_intr_get(intr_handle)) {
otx2_err("vector=%d greater than max_intr=%d", vec,
- intr_handle->max_intr);
+ rte_intr_max_intr_get(intr_handle));
return -EINVAL;
}
/* Use vec fd to set interrupt vectors */
fd_ptr = (int32_t *)&irq_set->data[0];
- fd_ptr[0] = intr_handle->efds[vec];
+ fd_ptr[0] = rte_intr_efds_index_get(intr_handle, vec);
- rc = ioctl(intr_handle->vfio_dev_fd, VFIO_DEVICE_SET_IRQS, irq_set);
+ vfio_dev_fd = rte_intr_dev_fd_get(intr_handle);
+ rc = ioctl(vfio_dev_fd, VFIO_DEVICE_SET_IRQS, irq_set);
if (rc)
otx2_err("Failed to set_irqs vector=0x%x rc=%d", vec, rc);
{
char irq_set_buf[MSIX_IRQ_SET_BUF_LEN];
struct vfio_irq_set *irq_set;
+ int len, rc, vfio_dev_fd;
int32_t *fd_ptr;
- int len, rc;
uint32_t i;
- if (intr_handle->max_intr > MAX_INTR_VEC_ID) {
+ if (rte_intr_max_intr_get(intr_handle) > MAX_INTR_VEC_ID) {
otx2_err("Max_intr=%d greater than MAX_INTR_VEC_ID=%d",
- intr_handle->max_intr, MAX_INTR_VEC_ID);
+ rte_intr_max_intr_get(intr_handle),
+ MAX_INTR_VEC_ID);
return -ERANGE;
}
len = sizeof(struct vfio_irq_set) +
- sizeof(int32_t) * intr_handle->max_intr;
+ sizeof(int32_t) * rte_intr_max_intr_get(intr_handle);
irq_set = (struct vfio_irq_set *)irq_set_buf;
irq_set->argsz = len;
irq_set->start = 0;
- irq_set->count = intr_handle->max_intr;
+ irq_set->count = rte_intr_max_intr_get(intr_handle);
irq_set->flags = VFIO_IRQ_SET_DATA_EVENTFD |
VFIO_IRQ_SET_ACTION_TRIGGER;
irq_set->index = VFIO_PCI_MSIX_IRQ_INDEX;
for (i = 0; i < irq_set->count; i++)
fd_ptr[i] = -1;
- rc = ioctl(intr_handle->vfio_dev_fd, VFIO_DEVICE_SET_IRQS, irq_set);
+ vfio_dev_fd = rte_intr_dev_fd_get(intr_handle);
+ rc = ioctl(vfio_dev_fd, VFIO_DEVICE_SET_IRQS, irq_set);
if (rc)
otx2_err("Failed to set irqs vector rc=%d", rc);
otx2_disable_irqs(struct rte_intr_handle *intr_handle)
{
/* Clear max_intr to indicate re-init next time */
- intr_handle->max_intr = 0;
+ if (rte_intr_max_intr_set(intr_handle, 0))
+ return -1;
return rte_intr_disable(intr_handle);
}
otx2_register_irq(struct rte_intr_handle *intr_handle,
rte_intr_callback_fn cb, void *data, unsigned int vec)
{
- struct rte_intr_handle tmp_handle;
- int rc;
+ struct rte_intr_handle *tmp_handle;
+ uint32_t nb_efd, tmp_nb_efd;
+ int rc, fd;
/* If no max_intr read from VFIO */
- if (intr_handle->max_intr == 0) {
+ if (rte_intr_max_intr_get(intr_handle) == 0) {
irq_get_info(intr_handle);
irq_init(intr_handle);
}
- if (vec > intr_handle->max_intr) {
+ if (vec > (uint32_t)rte_intr_max_intr_get(intr_handle)) {
otx2_err("Vector=%d greater than max_intr=%d", vec,
- intr_handle->max_intr);
+ rte_intr_max_intr_get(intr_handle));
return -EINVAL;
}
- tmp_handle = *intr_handle;
+ tmp_handle = intr_handle;
/* Create new eventfd for interrupt vector */
- tmp_handle.fd = eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
- if (tmp_handle.fd == -1)
+ fd = eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
+ if (fd == -1)
return -ENODEV;
+ if (rte_intr_fd_set(tmp_handle, fd))
+ return errno;
+
/* Register vector interrupt callback */
- rc = rte_intr_callback_register(&tmp_handle, cb, data);
+ rc = rte_intr_callback_register(tmp_handle, cb, data);
if (rc) {
otx2_err("Failed to register vector:0x%x irq callback.", vec);
return rc;
}
- intr_handle->efds[vec] = tmp_handle.fd;
- intr_handle->nb_efd = (vec > intr_handle->nb_efd) ?
- vec : intr_handle->nb_efd;
- if ((intr_handle->nb_efd + 1) > intr_handle->max_intr)
- intr_handle->max_intr = intr_handle->nb_efd + 1;
+ rte_intr_efds_index_set(intr_handle, vec, fd);
+ nb_efd = (vec > (uint32_t)rte_intr_nb_efd_get(intr_handle)) ?
+ vec : (uint32_t)rte_intr_nb_efd_get(intr_handle);
+ rte_intr_nb_efd_set(intr_handle, nb_efd);
+
+ tmp_nb_efd = rte_intr_nb_efd_get(intr_handle) + 1;
+ if (tmp_nb_efd > (uint32_t)rte_intr_max_intr_get(intr_handle))
+ rte_intr_max_intr_set(intr_handle, tmp_nb_efd);
- otx2_base_dbg("Enable vector:0x%x for vfio (efds: %d, max:%d)",
- vec, intr_handle->nb_efd, intr_handle->max_intr);
+ otx2_base_dbg("Enable vector:0x%x for vfio (efds: %d, max:%d)", vec,
+ rte_intr_nb_efd_get(intr_handle),
+ rte_intr_max_intr_get(intr_handle));
/* Enable MSIX vectors to VFIO */
return irq_config(intr_handle, vec);
otx2_unregister_irq(struct rte_intr_handle *intr_handle,
rte_intr_callback_fn cb, void *data, unsigned int vec)
{
- struct rte_intr_handle tmp_handle;
+ struct rte_intr_handle *tmp_handle;
uint8_t retries = 5; /* 5 ms */
- int rc;
+ int rc, fd;
- if (vec > intr_handle->max_intr) {
+ if (vec > (uint32_t)rte_intr_max_intr_get(intr_handle)) {
otx2_err("Error unregistering MSI-X interrupts vec:%d > %d",
- vec, intr_handle->max_intr);
+ vec, rte_intr_max_intr_get(intr_handle));
return;
}
- tmp_handle = *intr_handle;
- tmp_handle.fd = intr_handle->efds[vec];
- if (tmp_handle.fd == -1)
+ tmp_handle = intr_handle;
+ fd = rte_intr_efds_index_get(intr_handle, vec);
+ if (fd == -1)
+ return;
+
+ if (rte_intr_fd_set(tmp_handle, fd))
return;
do {
- /* Un-register callback func from eal lib */
- rc = rte_intr_callback_unregister(&tmp_handle, cb, data);
+ /* Un-register callback func from platform lib */
+ rc = rte_intr_callback_unregister(tmp_handle, cb, data);
/* Retry only if -EAGAIN */
if (rc != -EAGAIN)
break;
} while (retries);
if (rc < 0) {
- otx2_err("Error unregistering MSI-X intr vec %d cb, rc=%d",
- vec, rc);
+ otx2_err("Error unregistering MSI-X vec %d cb, rc=%d", vec, rc);
return;
}
- otx2_base_dbg("Disable vector:0x%x for vfio (efds: %d, max:%d)",
- vec, intr_handle->nb_efd, intr_handle->max_intr);
+ otx2_base_dbg("Disable vector:0x%x for vfio (efds: %d, max:%d)", vec,
+ rte_intr_nb_efd_get(intr_handle),
+ rte_intr_max_intr_get(intr_handle));
- if (intr_handle->efds[vec] != -1)
- close(intr_handle->efds[vec]);
+ if (rte_intr_efds_index_get(intr_handle, vec) != -1)
+ close(rte_intr_efds_index_get(intr_handle, vec));
/* Disable MSIX vectors from VFIO */
- intr_handle->efds[vec] = -1;
+ rte_intr_efds_index_set(intr_handle, vec, -1);
irq_config(intr_handle, vec);
}
git.droids-corp.org / dpdk.git / blobdiff