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sys/dev/ixl/if_ixl_common.c
- This file was added.
| #ifndef IXL_STANDALONE_BUILD | |||||
| #include "opt_inet.h" | |||||
| #include "opt_inet6.h" | |||||
| #include "opt_rss.h" | |||||
| #endif | |||||
| #include "ixl.h" | |||||
| #include "ixl_pf.h" | |||||
| #ifdef RSS | |||||
| #include <net/rss_config.h> | |||||
| #endif | |||||
| #include "ifdi_if.h" | |||||
| /********************************************************************* | |||||
| * | |||||
| * Media Ioctl callback | |||||
| * | |||||
| * This routine is called when the user changes speed/duplex using | |||||
| * media/mediopt option with ifconfig. | |||||
| * | |||||
| **********************************************************************/ | |||||
| int | |||||
| ixl_if_media_change(if_ctx_t ctx) | |||||
| { | |||||
| struct ifmedia *ifm = iflib_get_media(ctx); | |||||
| INIT_DEBUGOUT("ixl_media_change: begin"); | |||||
| if (IFM_TYPE(ifm->ifm_media) != IFM_ETHER) | |||||
| return (EINVAL); | |||||
| if_printf(iflib_get_ifp(ctx), "Media change is currently not supported.\n"); | |||||
| return (ENODEV); | |||||
| } | |||||
| int | |||||
| ixl_if_queues_alloc(if_ctx_t ctx, caddr_t *vaddrs, uint64_t *paddrs, int nqs) | |||||
| { | |||||
| struct ixl_vsi *vsi = iflib_get_softc(ctx); | |||||
| struct ixl_queue *que; | |||||
| struct ixl_tx_buf *bufs; | |||||
| if_shared_ctx_t sctx; | |||||
| int i; | |||||
| MPASS(vsi->num_queues > 0); | |||||
| MPASS(nqs == 2); | |||||
| /* Allocate queue structure memory */ | |||||
| sctx = iflib_get_sctx(ctx); | |||||
| if (!(vsi->queues = | |||||
| (struct ixl_queue *) malloc(sizeof(struct ixl_queue) * | |||||
| vsi->num_queues, M_IXL, M_NOWAIT | M_ZERO))) { | |||||
| device_printf(iflib_get_dev(ctx), "Unable to allocate TX ring memory\n"); | |||||
| return (ENOMEM); | |||||
| } | |||||
| if ((bufs = malloc(sizeof(*bufs)*sctx->isc_ntxd*vsi->num_queues, M_IXL, M_WAITOK|M_ZERO)) == NULL) { | |||||
| free(vsi->queues, M_IXL); | |||||
| device_printf(iflib_get_dev(ctx), "failed to allocate sw bufs\n"); | |||||
| return (ENOMEM); | |||||
| } | |||||
| for (i = 0, que = vsi->queues; i < vsi->num_queues; i++, que++) { | |||||
| struct tx_ring *txr = &que->txr; | |||||
| struct rx_ring *rxr = &que->rxr; | |||||
| que->me = i; | |||||
| que->vsi = vsi; | |||||
| /* get the virtual and physical address of the hardware queues */ | |||||
| txr->tail = I40E_QTX_TAIL(que->me); | |||||
| txr->tx_base = (struct i40e_tx_desc *)vaddrs[i*2]; | |||||
| txr->tx_paddr = paddrs[i*2]; | |||||
| txr->tx_buffers = bufs + i*sctx->isc_ntxd; | |||||
| rxr->tail = I40E_QRX_TAIL(que->me); | |||||
| rxr->rx_base = (union i40e_rx_desc *)vaddrs[i*2 + 1]; | |||||
| rxr->rx_paddr = paddrs[i*2 + 1]; | |||||
| txr->que = rxr->que = que; | |||||
| } | |||||
| device_printf(iflib_get_dev(ctx), "allocated for %d queues\n", vsi->num_queues); | |||||
| return (0); | |||||
| } | |||||
| void | |||||
| ixl_if_queues_free(if_ctx_t ctx) | |||||
| { | |||||
| struct ixl_vsi *vsi = iflib_get_softc(ctx); | |||||
| struct ixl_queue *que; | |||||
| if ((que = vsi->queues) == NULL) | |||||
| return; | |||||
| free(que->txr.tx_buffers, M_IXL); | |||||
| free(que, M_IXL); | |||||
| } | |||||