/*- * SPDX-License-Identifier: BSD-2-Clause * * Copyright © 2021-2022 Dmitry Salychev * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #include /* * The DPAA2 Resource Container (DPRC) bus driver. * * DPRC holds all the resources and object information that a software context * (kernel, virtual machine, etc.) can access or use. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "pcib_if.h" #include "pci_if.h" #include "dpaa2_mcp.h" #include "dpaa2_mc.h" #include "dpaa2_ni.h" #include "dpaa2_mc_if.h" #include "dpaa2_cmd_if.h" /* Timeouts to wait for a command response from MC. */ #define CMD_SPIN_TIMEOUT 100u /* us */ #define CMD_SPIN_ATTEMPTS 2000u /* max. 200 ms */ #define TYPE_LEN_MAX 16u #define LABEL_LEN_MAX 16u MALLOC_DEFINE(M_DPAA2_RC, "dpaa2_rc", "DPAA2 Resource Container"); /* Discover and add devices to the resource container. */ static int dpaa2_rc_discover(struct dpaa2_rc_softc *); static int dpaa2_rc_add_child(struct dpaa2_rc_softc *, struct dpaa2_cmd *, struct dpaa2_obj *); static int dpaa2_rc_add_managed_child(struct dpaa2_rc_softc *, struct dpaa2_cmd *, struct dpaa2_obj *); /* Helper routines. */ static int dpaa2_rc_enable_irq(struct dpaa2_mcp *, struct dpaa2_cmd *, uint8_t, bool, uint16_t); static int dpaa2_rc_configure_irq(device_t, device_t, int, uint64_t, uint32_t); static int dpaa2_rc_add_res(device_t, device_t, enum dpaa2_dev_type, int *, int); static int dpaa2_rc_print_type(struct resource_list *, enum dpaa2_dev_type); static struct dpaa2_mcp *dpaa2_rc_select_portal(device_t, device_t); /* Routines to send commands to MC. */ static int dpaa2_rc_exec_cmd(struct dpaa2_mcp *, struct dpaa2_cmd *, uint16_t); static int dpaa2_rc_send_cmd(struct dpaa2_mcp *, struct dpaa2_cmd *); static int dpaa2_rc_wait_for_cmd(struct dpaa2_mcp *, struct dpaa2_cmd *); static int dpaa2_rc_reset_cmd_params(struct dpaa2_cmd *); static int dpaa2_rc_probe(device_t dev) { /* DPRC device will be added by the parent DPRC or MC bus itself. */ device_set_desc(dev, "DPAA2 Resource Container"); return (BUS_PROBE_DEFAULT); } static int dpaa2_rc_detach(device_t dev) { struct dpaa2_devinfo *dinfo; int error; error = bus_generic_detach(dev); if (error) return (error); dinfo = device_get_ivars(dev); if (dinfo->portal) dpaa2_mcp_free_portal(dinfo->portal); if (dinfo) free(dinfo, M_DPAA2_RC); return (device_delete_children(dev)); } static int dpaa2_rc_attach(device_t dev) { device_t pdev; struct dpaa2_mc_softc *mcsc; struct dpaa2_rc_softc *sc; struct dpaa2_devinfo *dinfo = NULL; int error; sc = device_get_softc(dev); sc->dev = dev; sc->unit = device_get_unit(dev); if (sc->unit == 0) { /* Root DPRC should be attached directly to the MC bus. */ pdev = device_get_parent(dev); mcsc = device_get_softc(pdev); KASSERT(strcmp(device_get_name(pdev), "dpaa2_mc") == 0, ("root DPRC should be attached to the MC bus")); /* * Allocate devinfo to let the parent MC bus access ICID of the * DPRC object. */ dinfo = malloc(sizeof(struct dpaa2_devinfo), M_DPAA2_RC, M_WAITOK | M_ZERO); if (!dinfo) { device_printf(dev, "%s: failed to allocate " "dpaa2_devinfo\n", __func__); dpaa2_rc_detach(dev); return (ENXIO); } device_set_ivars(dev, dinfo); dinfo->pdev = pdev; dinfo->dev = dev; dinfo->dtype = DPAA2_DEV_RC; dinfo->portal = NULL; /* Prepare helper portal object to send commands to MC. */ error = dpaa2_mcp_init_portal(&dinfo->portal, mcsc->res[0], &mcsc->map[0], DPAA2_PORTAL_DEF); if (error) { device_printf(dev, "%s: failed to initialize dpaa2_mcp: " "error=%d\n", __func__, error); dpaa2_rc_detach(dev); return (ENXIO); } } else { /* TODO: Child DPRCs aren't supported yet. */ return (ENXIO); } /* Create DPAA2 devices for objects in this container. */ error = dpaa2_rc_discover(sc); if (error) { device_printf(dev, "%s: failed to discover objects in " "container: error=%d\n", __func__, error); dpaa2_rc_detach(dev); return (error); } return (0); } /* * Bus interface. */ static struct resource_list * dpaa2_rc_get_resource_list(device_t rcdev, device_t child) { struct dpaa2_devinfo *dinfo = device_get_ivars(child); return (&dinfo->resources); } static void dpaa2_rc_delete_resource(device_t rcdev, device_t child, int type, int rid) { struct resource_list *rl; struct resource_list_entry *rle; struct dpaa2_devinfo *dinfo; if (device_get_parent(child) != rcdev) return; dinfo = device_get_ivars(child); rl = &dinfo->resources; rle = resource_list_find(rl, type, rid); if (rle == NULL) return; if (rle->res) { if (rman_get_flags(rle->res) & RF_ACTIVE || resource_list_busy(rl, type, rid)) { device_printf(rcdev, "%s: resource still owned by " "child: type=%d, rid=%d, start=%jx\n", __func__, type, rid, rman_get_start(rle->res)); return; } resource_list_unreserve(rl, rcdev, child, type, rid); } resource_list_delete(rl, type, rid); } static struct resource * dpaa2_rc_alloc_multi_resource(device_t rcdev, device_t child, int type, int *rid, rman_res_t start, rman_res_t end, rman_res_t count, u_int flags) { struct resource_list *rl; struct dpaa2_devinfo *dinfo; dinfo = device_get_ivars(child); rl = &dinfo->resources; /* * By default, software portal interrupts are message-based, that is, * they are issued from QMan using a 4 byte write. * * TODO: However this default behavior can be changed by programming one * or more software portals to issue their interrupts via a * dedicated software portal interrupt wire. * See registers SWP_INTW0_CFG to SWP_INTW3_CFG for details. */ if (type == SYS_RES_IRQ && *rid == 0) return (NULL); return (resource_list_alloc(rl, rcdev, child, type, rid, start, end, count, flags)); } static struct resource * dpaa2_rc_alloc_resource(device_t rcdev, device_t child, int type, int *rid, rman_res_t start, rman_res_t end, rman_res_t count, u_int flags) { if (device_get_parent(child) != rcdev) return (BUS_ALLOC_RESOURCE(device_get_parent(rcdev), child, type, rid, start, end, count, flags)); return (dpaa2_rc_alloc_multi_resource(rcdev, child, type, rid, start, end, count, flags)); } static int dpaa2_rc_release_resource(device_t rcdev, device_t child, struct resource *r) { struct resource_list *rl; struct dpaa2_devinfo *dinfo; if (device_get_parent(child) != rcdev) return (BUS_RELEASE_RESOURCE(device_get_parent(rcdev), child, r)); dinfo = device_get_ivars(child); rl = &dinfo->resources; return (resource_list_release(rl, rcdev, child, r)); } static void dpaa2_rc_child_deleted(device_t rcdev, device_t child) { struct dpaa2_devinfo *dinfo; struct resource_list *rl; struct resource_list_entry *rle; dinfo = device_get_ivars(child); rl = &dinfo->resources; /* Free all allocated resources */ STAILQ_FOREACH(rle, rl, link) { if (rle->res) { if (rman_get_flags(rle->res) & RF_ACTIVE || resource_list_busy(rl, rle->type, rle->rid)) { device_printf(child, "%s: resource still owned: " "type=%d, rid=%d, addr=%lx\n", __func__, rle->type, rle->rid, rman_get_start(rle->res)); bus_release_resource(child, rle->type, rle->rid, rle->res); } resource_list_unreserve(rl, rcdev, child, rle->type, rle->rid); } } resource_list_free(rl); if (dinfo) free(dinfo, M_DPAA2_RC); } static void dpaa2_rc_child_detached(device_t rcdev, device_t child) { struct dpaa2_devinfo *dinfo; struct resource_list *rl; dinfo = device_get_ivars(child); rl = &dinfo->resources; if (resource_list_release_active(rl, rcdev, child, SYS_RES_IRQ) != 0) device_printf(child, "%s: leaked IRQ resources!\n", __func__); if (dinfo->msi.msi_alloc != 0) { device_printf(child, "%s: leaked %d MSI vectors!\n", __func__, dinfo->msi.msi_alloc); PCI_RELEASE_MSI(rcdev, child); } if (resource_list_release_active(rl, rcdev, child, SYS_RES_MEMORY) != 0) device_printf(child, "%s: leaked memory resources!\n", __func__); } static int dpaa2_rc_setup_intr(device_t rcdev, device_t child, struct resource *irq, int flags, driver_filter_t *filter, driver_intr_t *intr, void *arg, void **cookiep) { struct dpaa2_devinfo *dinfo; uint64_t addr; uint32_t data; void *cookie; int error, rid; error = bus_generic_setup_intr(rcdev, child, irq, flags, filter, intr, arg, &cookie); if (error) { device_printf(rcdev, "%s: bus_generic_setup_intr() failed: " "error=%d\n", __func__, error); return (error); } /* If this is not a direct child, just bail out. */ if (device_get_parent(child) != rcdev) { *cookiep = cookie; return (0); } rid = rman_get_rid(irq); if (rid == 0) { if (bootverbose) device_printf(rcdev, "%s: cannot setup interrupt with " "rid=0: INTx are not supported by DPAA2 objects " "yet\n", __func__); return (EINVAL); } else { dinfo = device_get_ivars(child); KASSERT(dinfo->msi.msi_alloc > 0, ("No MSI interrupts allocated")); /* * Ask our parent to map the MSI and give us the address and * data register values. If we fail for some reason, teardown * the interrupt handler. */ error = PCIB_MAP_MSI(device_get_parent(rcdev), child, rman_get_start(irq), &addr, &data); if (error) { device_printf(rcdev, "%s: PCIB_MAP_MSI failed: " "error=%d\n", __func__, error); (void)bus_generic_teardown_intr(rcdev, child, irq, cookie); return (error); } /* Configure MSI for this DPAA2 object. */ error = dpaa2_rc_configure_irq(rcdev, child, rid, addr, data); if (error) { device_printf(rcdev, "%s: failed to configure IRQ for " "DPAA2 object: rid=%d, type=%s, unit=%d\n", __func__, rid, dpaa2_ttos(dinfo->dtype), device_get_unit(child)); return (error); } dinfo->msi.msi_handlers++; } *cookiep = cookie; return (0); } static int dpaa2_rc_teardown_intr(device_t rcdev, device_t child, struct resource *irq, void *cookie) { struct resource_list_entry *rle; struct dpaa2_devinfo *dinfo; int error, rid; if (irq == NULL || !(rman_get_flags(irq) & RF_ACTIVE)) return (EINVAL); /* If this isn't a direct child, just bail out */ if (device_get_parent(child) != rcdev) return(bus_generic_teardown_intr(rcdev, child, irq, cookie)); rid = rman_get_rid(irq); if (rid == 0) { if (bootverbose) device_printf(rcdev, "%s: cannot teardown interrupt " "with rid=0: INTx are not supported by DPAA2 " "objects yet\n", __func__); return (EINVAL); } else { dinfo = device_get_ivars(child); rle = resource_list_find(&dinfo->resources, SYS_RES_IRQ, rid); if (rle->res != irq) return (EINVAL); dinfo->msi.msi_handlers--; } error = bus_generic_teardown_intr(rcdev, child, irq, cookie); if (rid > 0) KASSERT(error == 0, ("%s: generic teardown failed for MSI", __func__)); return (error); } static int dpaa2_rc_print_child(device_t rcdev, device_t child) { struct dpaa2_devinfo *dinfo = device_get_ivars(child); struct resource_list *rl = &dinfo->resources; int retval = 0; retval += bus_print_child_header(rcdev, child); retval += resource_list_print_type(rl, "port", SYS_RES_IOPORT, "%#jx"); retval += resource_list_print_type(rl, "iomem", SYS_RES_MEMORY, "%#jx"); retval += resource_list_print_type(rl, "irq", SYS_RES_IRQ, "%jd"); /* Print DPAA2-specific resources. */ retval += dpaa2_rc_print_type(rl, DPAA2_DEV_IO); retval += dpaa2_rc_print_type(rl, DPAA2_DEV_BP); retval += dpaa2_rc_print_type(rl, DPAA2_DEV_CON); retval += dpaa2_rc_print_type(rl, DPAA2_DEV_MCP); retval += printf(" at %s (id=%u)", dpaa2_ttos(dinfo->dtype), dinfo->id); retval += bus_print_child_domain(rcdev, child); retval += bus_print_child_footer(rcdev, child); return (retval); } /* * Pseudo-PCI interface. */ /* * Attempt to allocate *count MSI messages. The actual number allocated is * returned in *count. After this function returns, each message will be * available to the driver as SYS_RES_IRQ resources starting at a rid 1. * * NOTE: Implementation is similar to sys/dev/pci/pci.c. */ static int dpaa2_rc_alloc_msi(device_t rcdev, device_t child, int *count) { struct dpaa2_devinfo *rcinfo = device_get_ivars(rcdev); struct dpaa2_devinfo *dinfo = device_get_ivars(child); int error, actual, i, run, irqs[32]; /* Don't let count == 0 get us into trouble. */ if (*count == 0) return (EINVAL); /* MSI should be allocated by the resource container. */ if (rcinfo->dtype != DPAA2_DEV_RC) return (ENODEV); /* Already have allocated messages? */ if (dinfo->msi.msi_alloc != 0) return (ENXIO); /* Don't ask for more than the device supports. */ actual = min(*count, dinfo->msi.msi_msgnum); /* Don't ask for more than 32 messages. */ actual = min(actual, 32); /* MSI requires power of 2 number of messages. */ if (!powerof2(actual)) return (EINVAL); for (;;) { /* Try to allocate N messages. */ error = PCIB_ALLOC_MSI(device_get_parent(rcdev), child, actual, actual, irqs); if (error == 0) break; if (actual == 1) return (error); /* Try N / 2. */ actual >>= 1; } /* * We now have N actual messages mapped onto SYS_RES_IRQ resources in * the irqs[] array, so add new resources starting at rid 1. */ for (i = 0; i < actual; i++) resource_list_add(&dinfo->resources, SYS_RES_IRQ, i + 1, irqs[i], irqs[i], 1); if (bootverbose) { if (actual == 1) { device_printf(child, "using IRQ %d for MSI\n", irqs[0]); } else { /* * Be fancy and try to print contiguous runs * of IRQ values as ranges. 'run' is true if * we are in a range. */ device_printf(child, "using IRQs %d", irqs[0]); run = 0; for (i = 1; i < actual; i++) { /* Still in a run? */ if (irqs[i] == irqs[i - 1] + 1) { run = 1; continue; } /* Finish previous range. */ if (run) { printf("-%d", irqs[i - 1]); run = 0; } /* Start new range. */ printf(",%d", irqs[i]); } /* Unfinished range? */ if (run) printf("-%d", irqs[actual - 1]); printf(" for MSI\n"); } } /* Update counts of alloc'd messages. */ dinfo->msi.msi_alloc = actual; dinfo->msi.msi_handlers = 0; *count = actual; return (0); } /* * Release the MSI messages associated with this DPAA2 device. * * NOTE: Implementation is similar to sys/dev/pci/pci.c. */ static int dpaa2_rc_release_msi(device_t rcdev, device_t child) { struct dpaa2_devinfo *rcinfo = device_get_ivars(rcdev); struct dpaa2_devinfo *dinfo = device_get_ivars(child); struct resource_list_entry *rle; int i, irqs[32]; /* MSI should be released by the resource container. */ if (rcinfo->dtype != DPAA2_DEV_RC) return (ENODEV); /* Do we have any messages to release? */ if (dinfo->msi.msi_alloc == 0) return (ENODEV); KASSERT(dinfo->msi.msi_alloc <= 32, ("more than 32 alloc'd MSI messages")); /* Make sure none of the resources are allocated. */ if (dinfo->msi.msi_handlers > 0) return (EBUSY); for (i = 0; i < dinfo->msi.msi_alloc; i++) { rle = resource_list_find(&dinfo->resources, SYS_RES_IRQ, i + 1); KASSERT(rle != NULL, ("missing MSI resource")); if (rle->res != NULL) return (EBUSY); irqs[i] = rle->start; } /* Release the messages. */ PCIB_RELEASE_MSI(device_get_parent(rcdev), child, dinfo->msi.msi_alloc, irqs); for (i = 0; i < dinfo->msi.msi_alloc; i++) resource_list_delete(&dinfo->resources, SYS_RES_IRQ, i + 1); /* Update alloc count. */ dinfo->msi.msi_alloc = 0; return (0); } /** * @brief Return the maximum number of the MSI supported by this DPAA2 device. */ static int dpaa2_rc_msi_count(device_t rcdev, device_t child) { struct dpaa2_devinfo *dinfo = device_get_ivars(child); return (dinfo->msi.msi_msgnum); } static int dpaa2_rc_get_id(device_t rcdev, device_t child, enum pci_id_type type, uintptr_t *id) { struct dpaa2_devinfo *rcinfo = device_get_ivars(rcdev); if (rcinfo->dtype != DPAA2_DEV_RC) return (ENODEV); return (PCIB_GET_ID(device_get_parent(rcdev), child, type, id)); } /* * DPAA2 MC command interface. */ static int dpaa2_rc_mng_get_version(device_t dev, device_t child, struct dpaa2_cmd *cmd, uint32_t *major, uint32_t *minor, uint32_t *rev) { struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); int error; if (portal == NULL || cmd == NULL || major == NULL || minor == NULL || rev == NULL) return (DPAA2_CMD_STAT_ERR); error = dpaa2_rc_exec_cmd(portal, cmd, CMDID_MNG_GET_VER); if (!error) { *major = cmd->params[0] >> 32; *minor = cmd->params[1] & 0xFFFFFFFF; *rev = cmd->params[0] & 0xFFFFFFFF; } return (error); } static int dpaa2_rc_mng_get_soc_version(device_t dev, device_t child, struct dpaa2_cmd *cmd, uint32_t *pvr, uint32_t *svr) { struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); int error; if (portal == NULL || cmd == NULL || pvr == NULL || svr == NULL) return (DPAA2_CMD_STAT_ERR); error = dpaa2_rc_exec_cmd(portal, cmd, CMDID_MNG_GET_SOC_VER); if (!error) { *pvr = cmd->params[0] >> 32; *svr = cmd->params[0] & 0xFFFFFFFF; } return (error); } static int dpaa2_rc_mng_get_container_id(device_t dev, device_t child, struct dpaa2_cmd *cmd, uint32_t *cont_id) { struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); int error; if (portal == NULL || cmd == NULL || cont_id == NULL) return (DPAA2_CMD_STAT_ERR); error = dpaa2_rc_exec_cmd(portal, cmd, CMDID_MNG_GET_CONT_ID); if (!error) *cont_id = cmd->params[0] & 0xFFFFFFFF; return (error); } static int dpaa2_rc_open(device_t dev, device_t child, struct dpaa2_cmd *cmd, uint32_t cont_id, uint16_t *token) { struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); struct dpaa2_cmd_header *hdr; int error; if (portal == NULL || cmd == NULL || token == NULL) return (DPAA2_CMD_STAT_ERR); cmd->params[0] = cont_id; error = dpaa2_rc_exec_cmd(portal, cmd, CMDID_RC_OPEN); if (!error) { hdr = (struct dpaa2_cmd_header *) &cmd->header; *token = hdr->token; } return (error); } static int dpaa2_rc_close(device_t dev, device_t child, struct dpaa2_cmd *cmd) { struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL) return (DPAA2_CMD_STAT_ERR); return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_RC_CLOSE)); } static int dpaa2_rc_get_obj_count(device_t dev, device_t child, struct dpaa2_cmd *cmd, uint32_t *obj_count) { struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); int error; if (portal == NULL || cmd == NULL || obj_count == NULL) return (DPAA2_CMD_STAT_ERR); error = dpaa2_rc_exec_cmd(portal, cmd, CMDID_RC_GET_OBJ_COUNT); if (!error) *obj_count = (uint32_t)(cmd->params[0] >> 32); return (error); } static int dpaa2_rc_get_obj(device_t dev, device_t child, struct dpaa2_cmd *cmd, uint32_t obj_idx, struct dpaa2_obj *obj) { struct __packed dpaa2_obj_resp { uint32_t _reserved1; uint32_t id; uint16_t vendor; uint8_t irq_count; uint8_t reg_count; uint32_t state; uint16_t ver_major; uint16_t ver_minor; uint16_t flags; uint16_t _reserved2; uint8_t type[16]; uint8_t label[16]; } *pobj; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); int error; if (portal == NULL || cmd == NULL || obj == NULL) return (DPAA2_CMD_STAT_ERR); cmd->params[0] = obj_idx; error = dpaa2_rc_exec_cmd(portal, cmd, CMDID_RC_GET_OBJ); if (!error) { pobj = (struct dpaa2_obj_resp *) &cmd->params[0]; obj->id = pobj->id; obj->vendor = pobj->vendor; obj->irq_count = pobj->irq_count; obj->reg_count = pobj->reg_count; obj->state = pobj->state; obj->ver_major = pobj->ver_major; obj->ver_minor = pobj->ver_minor; obj->flags = pobj->flags; obj->type = dpaa2_stot((const char *) pobj->type); memcpy(obj->label, pobj->label, sizeof(pobj->label)); } /* Some DPAA2 objects might not be supported by the driver yet. */ if (obj->type == DPAA2_DEV_NOTYPE) error = DPAA2_CMD_STAT_UNKNOWN_OBJ; return (error); } static int dpaa2_rc_get_obj_descriptor(device_t dev, device_t child, struct dpaa2_cmd *cmd, uint32_t obj_id, enum dpaa2_dev_type dtype, struct dpaa2_obj *obj) { struct __packed get_obj_desc_args { uint32_t obj_id; uint32_t _reserved1; uint8_t type[16]; } *args; struct __packed dpaa2_obj_resp { uint32_t _reserved1; uint32_t id; uint16_t vendor; uint8_t irq_count; uint8_t reg_count; uint32_t state; uint16_t ver_major; uint16_t ver_minor; uint16_t flags; uint16_t _reserved2; uint8_t type[16]; uint8_t label[16]; } *pobj; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); const char *type = dpaa2_ttos(dtype); int error; if (portal == NULL || cmd == NULL || obj == NULL) return (DPAA2_CMD_STAT_ERR); args = (struct get_obj_desc_args *) &cmd->params[0]; args->obj_id = obj_id; memcpy(args->type, type, min(strlen(type) + 1, TYPE_LEN_MAX)); error = dpaa2_rc_exec_cmd(portal, cmd, CMDID_RC_GET_OBJ_DESC); if (!error) { pobj = (struct dpaa2_obj_resp *) &cmd->params[0]; obj->id = pobj->id; obj->vendor = pobj->vendor; obj->irq_count = pobj->irq_count; obj->reg_count = pobj->reg_count; obj->state = pobj->state; obj->ver_major = pobj->ver_major; obj->ver_minor = pobj->ver_minor; obj->flags = pobj->flags; obj->type = dpaa2_stot((const char *) pobj->type); memcpy(obj->label, pobj->label, sizeof(pobj->label)); } /* Some DPAA2 objects might not be supported by the driver yet. */ if (obj->type == DPAA2_DEV_NOTYPE) error = DPAA2_CMD_STAT_UNKNOWN_OBJ; return (error); } static int dpaa2_rc_get_attributes(device_t dev, device_t child, struct dpaa2_cmd *cmd, struct dpaa2_rc_attr *attr) { struct __packed dpaa2_rc_attr { uint32_t cont_id; uint32_t icid; uint32_t options; uint32_t portal_id; } *pattr; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); int error; if (portal == NULL || cmd == NULL || attr == NULL) return (DPAA2_CMD_STAT_ERR); error = dpaa2_rc_exec_cmd(portal, cmd, CMDID_RC_GET_ATTR); if (!error) { pattr = (struct dpaa2_rc_attr *) &cmd->params[0]; attr->cont_id = pattr->cont_id; attr->portal_id = pattr->portal_id; attr->options = pattr->options; attr->icid = pattr->icid; } return (error); } static int dpaa2_rc_get_obj_region(device_t dev, device_t child, struct dpaa2_cmd *cmd, uint32_t obj_id, uint8_t reg_idx, enum dpaa2_dev_type dtype, struct dpaa2_rc_obj_region *reg) { struct __packed obj_region_args { uint32_t obj_id; uint16_t _reserved1; uint8_t reg_idx; uint8_t _reserved2; uint64_t _reserved3; uint64_t _reserved4; uint8_t type[16]; } *args; struct __packed obj_region { uint64_t _reserved1; uint64_t base_offset; uint32_t size; uint32_t type; uint32_t flags; uint32_t _reserved2; uint64_t base_paddr; } *resp; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); uint16_t cmdid, api_major, api_minor; const char *type = dpaa2_ttos(dtype); int error; if (portal == NULL || cmd == NULL || reg == NULL) return (DPAA2_CMD_STAT_ERR); /* * If the DPRC object version was not yet cached, cache it now. * Otherwise use the already cached value. */ if (!portal->rc_api_major && !portal->rc_api_minor) { error = DPAA2_CMD_RC_GET_API_VERSION(dev, child, cmd, &api_major, &api_minor); if (error) return (error); portal->rc_api_major = api_major; portal->rc_api_minor = api_minor; } else { api_major = portal->rc_api_major; api_minor = portal->rc_api_minor; } /* TODO: Remove magic numbers. */ if (api_major > 6u || (api_major == 6u && api_minor >= 6u)) /* * MC API version 6.6 changed the size of the MC portals and * software portals to 64K (as implemented by hardware). */ cmdid = CMDID_RC_GET_OBJ_REG_V3; else if (api_major == 6u && api_minor >= 3u) /* * MC API version 6.3 introduced a new field to the region * descriptor: base_address. */ cmdid = CMDID_RC_GET_OBJ_REG_V2; else cmdid = CMDID_RC_GET_OBJ_REG; args = (struct obj_region_args *) &cmd->params[0]; args->obj_id = obj_id; args->reg_idx = reg_idx; memcpy(args->type, type, min(strlen(type) + 1, TYPE_LEN_MAX)); error = dpaa2_rc_exec_cmd(portal, cmd, cmdid); if (!error) { resp = (struct obj_region *) &cmd->params[0]; reg->base_paddr = resp->base_paddr; reg->base_offset = resp->base_offset; reg->size = resp->size; reg->flags = resp->flags; reg->type = resp->type & 0xFu; } return (error); } static int dpaa2_rc_get_api_version(device_t dev, device_t child, struct dpaa2_cmd *cmd, uint16_t *major, uint16_t *minor) { struct __packed rc_api_version { uint16_t major; uint16_t minor; } *resp; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); int error; if (portal == NULL || cmd == NULL || major == NULL || minor == NULL) return (DPAA2_CMD_STAT_ERR); error = dpaa2_rc_exec_cmd(portal, cmd, CMDID_RC_GET_API_VERSION); if (!error) { resp = (struct rc_api_version *) &cmd->params[0]; *major = resp->major; *minor = resp->minor; } return (error); } static int dpaa2_rc_set_irq_enable(device_t dev, device_t child, struct dpaa2_cmd *cmd, uint8_t irq_idx, uint8_t enable) { struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL) return (DPAA2_CMD_STAT_ERR); return (dpaa2_rc_enable_irq(portal, cmd, irq_idx, enable, CMDID_RC_SET_IRQ_ENABLE)); } static int dpaa2_rc_set_obj_irq(device_t dev, device_t child, struct dpaa2_cmd *cmd, uint8_t irq_idx, uint64_t addr, uint32_t data, uint32_t irq_usr, uint32_t obj_id, enum dpaa2_dev_type dtype) { struct __packed set_obj_irq_args { uint32_t data; uint8_t irq_idx; uint8_t _reserved1[3]; uint64_t addr; uint32_t irq_usr; uint32_t obj_id; uint8_t type[16]; } *args; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); const char *type = dpaa2_ttos(dtype); if (portal == NULL || cmd == NULL) return (DPAA2_CMD_STAT_ERR); args = (struct set_obj_irq_args *) &cmd->params[0]; args->irq_idx = irq_idx; args->addr = addr; args->data = data; args->irq_usr = irq_usr; args->obj_id = obj_id; memcpy(args->type, type, min(strlen(type) + 1, TYPE_LEN_MAX)); return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_RC_SET_OBJ_IRQ)); } static int dpaa2_rc_get_conn(device_t dev, device_t child, struct dpaa2_cmd *cmd, struct dpaa2_ep_desc *ep1_desc, struct dpaa2_ep_desc *ep2_desc, uint32_t *link_stat) { struct __packed get_conn_args { uint32_t ep1_id; uint32_t ep1_ifid; uint8_t ep1_type[16]; uint64_t _reserved[4]; } *args; struct __packed get_conn_resp { uint64_t _reserved1[3]; uint32_t ep2_id; uint32_t ep2_ifid; uint8_t ep2_type[16]; uint32_t link_stat; uint32_t _reserved2; } *resp; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); int error; if (portal == NULL || cmd == NULL || ep1_desc == NULL || ep2_desc == NULL) return (DPAA2_CMD_STAT_ERR); args = (struct get_conn_args *) &cmd->params[0]; args->ep1_id = ep1_desc->obj_id; args->ep1_ifid = ep1_desc->if_id; /* TODO: Remove magic number. */ strncpy(args->ep1_type, dpaa2_ttos(ep1_desc->type), 16); error = dpaa2_rc_exec_cmd(portal, cmd, CMDID_RC_GET_CONN); if (!error) { resp = (struct get_conn_resp *) &cmd->params[0]; ep2_desc->obj_id = resp->ep2_id; ep2_desc->if_id = resp->ep2_ifid; ep2_desc->type = dpaa2_stot((const char *) resp->ep2_type); if (link_stat != NULL) *link_stat = resp->link_stat; } return (error); } static int dpaa2_rc_ni_open(device_t dev, device_t child, struct dpaa2_cmd *cmd, uint32_t dpni_id, uint16_t *token) { struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); struct dpaa2_cmd_header *hdr; int error; if (portal == NULL || cmd == NULL || token == NULL) return (DPAA2_CMD_STAT_ERR); cmd->params[0] = dpni_id; error = dpaa2_rc_exec_cmd(portal, cmd, CMDID_NI_OPEN); if (!error) { hdr = (struct dpaa2_cmd_header *) &cmd->header; *token = hdr->token; } return (error); } static int dpaa2_rc_ni_close(device_t dev, device_t child, struct dpaa2_cmd *cmd) { struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL) return (DPAA2_CMD_STAT_ERR); return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_NI_CLOSE)); } static int dpaa2_rc_ni_enable(device_t dev, device_t child, struct dpaa2_cmd *cmd) { struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL) return (DPAA2_CMD_STAT_ERR); return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_NI_ENABLE)); } static int dpaa2_rc_ni_disable(device_t dev, device_t child, struct dpaa2_cmd *cmd) { struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL) return (DPAA2_CMD_STAT_ERR); return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_NI_DISABLE)); } static int dpaa2_rc_ni_get_api_version(device_t dev, device_t child, struct dpaa2_cmd *cmd, uint16_t *major, uint16_t *minor) { struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); int error; if (portal == NULL || cmd == NULL || major == NULL || minor == NULL) return (DPAA2_CMD_STAT_ERR); error = dpaa2_rc_exec_cmd(portal, cmd, CMDID_NI_GET_API_VER); if (!error) { *major = cmd->params[0] & 0xFFFFU; *minor = (cmd->params[0] >> 16) & 0xFFFFU; } return (error); } static int dpaa2_rc_ni_reset(device_t dev, device_t child, struct dpaa2_cmd *cmd) { struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL) return (DPAA2_CMD_STAT_ERR); return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_NI_RESET)); } static int dpaa2_rc_ni_get_attributes(device_t dev, device_t child, struct dpaa2_cmd *cmd, struct dpaa2_ni_attr *attr) { struct __packed ni_attr { uint32_t options; uint8_t num_queues; uint8_t num_rx_tcs; uint8_t mac_entries; uint8_t num_tx_tcs; uint8_t vlan_entries; uint8_t num_channels; uint8_t qos_entries; uint8_t _reserved1; uint16_t fs_entries; uint16_t _reserved2; uint8_t qos_key_size; uint8_t fs_key_size; uint16_t wriop_ver; uint8_t num_cgs; uint8_t _reserved3; uint16_t _reserved4; uint64_t _reserved5[4]; } *resp; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); int error; if (portal == NULL || cmd == NULL || attr == NULL) return (DPAA2_CMD_STAT_ERR); error = dpaa2_rc_exec_cmd(portal, cmd, CMDID_NI_GET_ATTR); if (!error) { resp = (struct ni_attr *) &cmd->params[0]; attr->options = resp->options; attr->wriop_ver = resp->wriop_ver; attr->entries.fs = resp->fs_entries; attr->entries.mac = resp->mac_entries; attr->entries.vlan = resp->vlan_entries; attr->entries.qos = resp->qos_entries; attr->num.queues = resp->num_queues; attr->num.rx_tcs = resp->num_rx_tcs; attr->num.tx_tcs = resp->num_tx_tcs; attr->num.channels = resp->num_channels; attr->num.cgs = resp->num_cgs; attr->key_size.fs = resp->fs_key_size; attr->key_size.qos = resp->qos_key_size; } return (error); } static int dpaa2_rc_ni_set_buf_layout(device_t dev, device_t child, struct dpaa2_cmd *cmd, struct dpaa2_ni_buf_layout *bl) { struct __packed set_buf_layout_args { uint8_t queue_type; uint8_t _reserved1; uint16_t _reserved2; uint16_t options; uint8_t params; uint8_t _reserved3; uint16_t priv_data_size; uint16_t data_align; uint16_t head_room; uint16_t tail_room; uint64_t _reserved4[5]; } *args; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL || bl == NULL) return (DPAA2_CMD_STAT_ERR); args = (struct set_buf_layout_args *) &cmd->params[0]; args->queue_type = (uint8_t) bl->queue_type; args->options = bl->options; args->params = 0; args->priv_data_size = bl->pd_size; args->data_align = bl->fd_align; args->head_room = bl->head_size; args->tail_room = bl->tail_size; args->params |= bl->pass_timestamp ? 1U : 0U; args->params |= bl->pass_parser_result ? 2U : 0U; args->params |= bl->pass_frame_status ? 4U : 0U; args->params |= bl->pass_sw_opaque ? 8U : 0U; return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_NI_SET_BUF_LAYOUT)); } static int dpaa2_rc_ni_get_tx_data_offset(device_t dev, device_t child, struct dpaa2_cmd *cmd, uint16_t *offset) { struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); int error; if (portal == NULL || cmd == NULL || offset == NULL) return (DPAA2_CMD_STAT_ERR); error = dpaa2_rc_exec_cmd(portal, cmd, CMDID_NI_GET_TX_DATA_OFF); if (!error) *offset = cmd->params[0] & 0xFFFFU; return (error); } static int dpaa2_rc_ni_get_port_mac_addr(device_t dev, device_t child, struct dpaa2_cmd *cmd, uint8_t *mac) { struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); int error; if (portal == NULL || cmd == NULL || mac == NULL) return (DPAA2_CMD_STAT_ERR); error = dpaa2_rc_exec_cmd(portal, cmd, CMDID_NI_GET_PORT_MAC_ADDR); if (!error) { mac[0] = (cmd->params[0] >> 56) & 0xFFU; mac[1] = (cmd->params[0] >> 48) & 0xFFU; mac[2] = (cmd->params[0] >> 40) & 0xFFU; mac[3] = (cmd->params[0] >> 32) & 0xFFU; mac[4] = (cmd->params[0] >> 24) & 0xFFU; mac[5] = (cmd->params[0] >> 16) & 0xFFU; } return (error); } static int dpaa2_rc_ni_set_prim_mac_addr(device_t dev, device_t child, struct dpaa2_cmd *cmd, uint8_t *mac) { struct __packed set_prim_mac_args { uint8_t _reserved[2]; uint8_t mac[ETHER_ADDR_LEN]; } *args; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL || mac == NULL) return (DPAA2_CMD_STAT_EINVAL); args = (struct set_prim_mac_args *) &cmd->params[0]; for (int i = 1; i <= ETHER_ADDR_LEN; i++) args->mac[i - 1] = mac[ETHER_ADDR_LEN - i]; return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_NI_SET_PRIM_MAC_ADDR)); } static int dpaa2_rc_ni_get_prim_mac_addr(device_t dev, device_t child, struct dpaa2_cmd *cmd, uint8_t *mac) { struct __packed get_prim_mac_resp { uint8_t _reserved[2]; uint8_t mac[ETHER_ADDR_LEN]; } *resp; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); int error; if (portal == NULL || cmd == NULL || mac == NULL) return (DPAA2_CMD_STAT_EINVAL); error = dpaa2_rc_exec_cmd(portal, cmd, CMDID_NI_GET_PRIM_MAC_ADDR); if (!error) { resp = (struct get_prim_mac_resp *) &cmd->params[0]; for (int i = 1; i <= ETHER_ADDR_LEN; i++) mac[ETHER_ADDR_LEN - i] = resp->mac[i - 1]; } return (error); } static int dpaa2_rc_ni_set_link_cfg(device_t dev, device_t child, struct dpaa2_cmd *cmd, struct dpaa2_ni_link_cfg *cfg) { struct __packed link_cfg_args { uint64_t _reserved1; uint32_t rate; uint32_t _reserved2; uint64_t options; uint64_t adv_speeds; uint64_t _reserved3[3]; } *args; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL || cfg == NULL) return (DPAA2_CMD_STAT_EINVAL); args = (struct link_cfg_args *) &cmd->params[0]; args->rate = cfg->rate; args->options = cfg->options; args->adv_speeds = cfg->adv_speeds; return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_NI_SET_LINK_CFG)); } static int dpaa2_rc_ni_get_link_cfg(device_t dev, device_t child, struct dpaa2_cmd *cmd, struct dpaa2_ni_link_cfg *cfg) { struct __packed link_cfg_resp { uint64_t _reserved1; uint32_t rate; uint32_t _reserved2; uint64_t options; uint64_t adv_speeds; uint64_t _reserved3[3]; } *resp; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); int error; if (portal == NULL || cmd == NULL || cfg == NULL) return (DPAA2_CMD_STAT_EINVAL); error = dpaa2_rc_exec_cmd(portal, cmd, CMDID_NI_GET_LINK_CFG); if (!error) { resp = (struct link_cfg_resp *) &cmd->params[0]; cfg->rate = resp->rate; cfg->options = resp->options; cfg->adv_speeds = resp->adv_speeds; } return (error); } static int dpaa2_rc_ni_get_link_state(device_t dev, device_t child, struct dpaa2_cmd *cmd, struct dpaa2_ni_link_state *state) { struct __packed link_state_resp { uint32_t _reserved1; uint32_t flags; uint32_t rate; uint32_t _reserved2; uint64_t options; uint64_t supported; uint64_t advert; } *resp; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); int error; if (portal == NULL || cmd == NULL || state == NULL) return (DPAA2_CMD_STAT_EINVAL); dpaa2_rc_reset_cmd_params(cmd); error = dpaa2_rc_exec_cmd(portal, cmd, CMDID_NI_GET_LINK_STATE); if (!error) { resp = (struct link_state_resp *) &cmd->params[0]; state->options = resp->options; state->adv_speeds = resp->advert; state->sup_speeds = resp->supported; state->rate = resp->rate; state->link_up = resp->flags & 0x1u ? true : false; state->state_valid = resp->flags & 0x2u ? true : false; } return (error); } static int dpaa2_rc_ni_set_qos_table(device_t dev, device_t child, struct dpaa2_cmd *cmd, struct dpaa2_ni_qos_table *tbl) { struct __packed qos_table_args { uint32_t _reserved1; uint8_t default_tc; uint8_t options; uint16_t _reserved2; uint64_t _reserved[5]; uint64_t kcfg_busaddr; } *args; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL || tbl == NULL) return (DPAA2_CMD_STAT_EINVAL); dpaa2_rc_reset_cmd_params(cmd); args = (struct qos_table_args *) &cmd->params[0]; args->default_tc = tbl->default_tc; args->kcfg_busaddr = tbl->kcfg_busaddr; args->options |= tbl->discard_on_miss ? 1U : 0U; args->options |= tbl->keep_entries ? 2U : 0U; return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_NI_SET_QOS_TABLE)); } static int dpaa2_rc_ni_clear_qos_table(device_t dev, device_t child, struct dpaa2_cmd *cmd) { struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL) return (DPAA2_CMD_STAT_EINVAL); return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_NI_CLEAR_QOS_TABLE)); } static int dpaa2_rc_ni_set_pools(device_t dev, device_t child, struct dpaa2_cmd *cmd, struct dpaa2_ni_pools_cfg *cfg) { struct __packed set_pools_args { uint8_t pools_num; uint8_t backup_pool_mask; uint8_t _reserved1; uint8_t pool_as; /* assigning: 0 - QPRI, 1 - QDBIN */ uint32_t bp_obj_id[DPAA2_NI_MAX_POOLS]; uint16_t buf_sz[DPAA2_NI_MAX_POOLS]; uint32_t _reserved2; } *args; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL || cfg == NULL) return (DPAA2_CMD_STAT_EINVAL); dpaa2_rc_reset_cmd_params(cmd); args = (struct set_pools_args *) &cmd->params[0]; args->pools_num = cfg->pools_num < DPAA2_NI_MAX_POOLS ? cfg->pools_num : DPAA2_NI_MAX_POOLS; for (uint32_t i = 0; i < args->pools_num; i++) { args->bp_obj_id[i] = cfg->pools[i].bp_obj_id; args->buf_sz[i] = cfg->pools[i].buf_sz; args->backup_pool_mask |= (cfg->pools[i].backup_flag & 1) << i; } return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_NI_SET_POOLS)); } static int dpaa2_rc_ni_set_err_behavior(device_t dev, device_t child, struct dpaa2_cmd *cmd, struct dpaa2_ni_err_cfg *cfg) { struct __packed err_behavior_args { uint32_t err_mask; uint8_t flags; } *args; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL || cfg == NULL) return (DPAA2_CMD_STAT_EINVAL); dpaa2_rc_reset_cmd_params(cmd); args = (struct err_behavior_args *) &cmd->params[0]; args->err_mask = cfg->err_mask; args->flags |= cfg->set_err_fas ? 0x10u : 0u; args->flags |= ((uint8_t) cfg->action) & 0x0Fu; return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_NI_SET_ERR_BEHAVIOR)); } static int dpaa2_rc_ni_get_queue(device_t dev, device_t child, struct dpaa2_cmd *cmd, struct dpaa2_ni_queue_cfg *cfg) { struct __packed get_queue_args { uint8_t queue_type; uint8_t tc; uint8_t idx; uint8_t chan_id; } *args; struct __packed get_queue_resp { uint64_t _reserved1; uint32_t dest_id; uint16_t _reserved2; uint8_t priority; uint8_t flags; uint64_t flc; uint64_t user_ctx; uint32_t fqid; uint16_t qdbin; uint16_t _reserved3; uint8_t cgid; uint8_t _reserved[15]; } *resp; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); int error; if (portal == NULL || cmd == NULL || cfg == NULL) return (DPAA2_CMD_STAT_EINVAL); dpaa2_rc_reset_cmd_params(cmd); args = (struct get_queue_args *) &cmd->params[0]; args->queue_type = (uint8_t) cfg->type; args->tc = cfg->tc; args->idx = cfg->idx; args->chan_id = cfg->chan_id; error = dpaa2_rc_exec_cmd(portal, cmd, CMDID_NI_GET_QUEUE); if (!error) { resp = (struct get_queue_resp *) &cmd->params[0]; cfg->dest_id = resp->dest_id; cfg->priority = resp->priority; cfg->flow_ctx = resp->flc; cfg->user_ctx = resp->user_ctx; cfg->fqid = resp->fqid; cfg->qdbin = resp->qdbin; cfg->cgid = resp->cgid; cfg->dest_type = (enum dpaa2_ni_dest_type) resp->flags & 0x0Fu; cfg->cgid_valid = (resp->flags & 0x20u) > 0u ? true : false; cfg->stash_control = (resp->flags & 0x40u) > 0u ? true : false; cfg->hold_active = (resp->flags & 0x80u) > 0u ? true : false; } return (error); } static int dpaa2_rc_ni_set_queue(device_t dev, device_t child, struct dpaa2_cmd *cmd, struct dpaa2_ni_queue_cfg *cfg) { struct __packed set_queue_args { uint8_t queue_type; uint8_t tc; uint8_t idx; uint8_t options; uint32_t _reserved1; uint32_t dest_id; uint16_t _reserved2; uint8_t priority; uint8_t flags; uint64_t flc; uint64_t user_ctx; uint8_t cgid; uint8_t chan_id; uint8_t _reserved[23]; } *args; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL || cfg == NULL) return (DPAA2_CMD_STAT_EINVAL); dpaa2_rc_reset_cmd_params(cmd); args = (struct set_queue_args *) &cmd->params[0]; args->queue_type = (uint8_t) cfg->type; args->tc = cfg->tc; args->idx = cfg->idx; args->options = cfg->options; args->dest_id = cfg->dest_id; args->priority = cfg->priority; args->flc = cfg->flow_ctx; args->user_ctx = cfg->user_ctx; args->cgid = cfg->cgid; args->chan_id = cfg->chan_id; args->flags |= (uint8_t)(cfg->dest_type & 0x0Fu); args->flags |= cfg->stash_control ? 0x40u : 0u; args->flags |= cfg->hold_active ? 0x80u : 0u; return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_NI_SET_QUEUE)); } static int dpaa2_rc_ni_get_qdid(device_t dev, device_t child, struct dpaa2_cmd *cmd, enum dpaa2_ni_queue_type type, uint16_t *qdid) { struct __packed get_qdid_args { uint8_t queue_type; } *args; struct __packed get_qdid_resp { uint16_t qdid; } *resp; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); int error; if (portal == NULL || cmd == NULL || qdid == NULL) return (DPAA2_CMD_STAT_EINVAL); dpaa2_rc_reset_cmd_params(cmd); args = (struct get_qdid_args *) &cmd->params[0]; args->queue_type = (uint8_t) type; error = dpaa2_rc_exec_cmd(portal, cmd, CMDID_NI_GET_QDID); if (!error) { resp = (struct get_qdid_resp *) &cmd->params[0]; *qdid = resp->qdid; } return (error); } static int dpaa2_rc_ni_add_mac_addr(device_t dev, device_t child, struct dpaa2_cmd *cmd, uint8_t *mac) { struct __packed add_mac_args { uint8_t flags; uint8_t _reserved; uint8_t mac[ETHER_ADDR_LEN]; uint8_t tc_id; uint8_t fq_id; } *args; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL || mac == NULL) return (DPAA2_CMD_STAT_EINVAL); dpaa2_rc_reset_cmd_params(cmd); args = (struct add_mac_args *) &cmd->params[0]; for (int i = 1; i <= ETHER_ADDR_LEN; i++) args->mac[i - 1] = mac[ETHER_ADDR_LEN - i]; return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_NI_ADD_MAC_ADDR)); } static int dpaa2_rc_ni_remove_mac_addr(device_t dev, device_t child, struct dpaa2_cmd *cmd, uint8_t *mac) { struct __packed rem_mac_args { uint16_t _reserved; uint8_t mac[ETHER_ADDR_LEN]; uint64_t _reserved1[6]; } *args; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL || mac == NULL) return (DPAA2_CMD_STAT_EINVAL); dpaa2_rc_reset_cmd_params(cmd); args = (struct rem_mac_args *) &cmd->params[0]; for (int i = 1; i <= ETHER_ADDR_LEN; i++) args->mac[i - 1] = mac[ETHER_ADDR_LEN - i]; return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_NI_REMOVE_MAC_ADDR)); } static int dpaa2_rc_ni_clear_mac_filters(device_t dev, device_t child, struct dpaa2_cmd *cmd, bool rm_uni, bool rm_multi) { struct __packed clear_mac_filters_args { uint8_t flags; } *args; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL) return (DPAA2_CMD_STAT_EINVAL); dpaa2_rc_reset_cmd_params(cmd); args = (struct clear_mac_filters_args *) &cmd->params[0]; args->flags |= rm_uni ? 0x1 : 0x0; args->flags |= rm_multi ? 0x2 : 0x0; return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_NI_CLEAR_MAC_FILTERS)); } static int dpaa2_rc_ni_set_mfl(device_t dev, device_t child, struct dpaa2_cmd *cmd, uint16_t length) { struct __packed set_mfl_args { uint16_t length; } *args; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL) return (DPAA2_CMD_STAT_EINVAL); dpaa2_rc_reset_cmd_params(cmd); args = (struct set_mfl_args *) &cmd->params[0]; args->length = length; return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_NI_SET_MFL)); } static int dpaa2_rc_ni_set_offload(device_t dev, device_t child, struct dpaa2_cmd *cmd, enum dpaa2_ni_ofl_type ofl_type, bool en) { struct __packed set_ofl_args { uint8_t _reserved[3]; uint8_t ofl_type; uint32_t config; } *args; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL) return (DPAA2_CMD_STAT_EINVAL); dpaa2_rc_reset_cmd_params(cmd); args = (struct set_ofl_args *) &cmd->params[0]; args->ofl_type = (uint8_t) ofl_type; args->config = en ? 1u : 0u; return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_NI_SET_OFFLOAD)); } static int dpaa2_rc_ni_set_irq_mask(device_t dev, device_t child, struct dpaa2_cmd *cmd, uint8_t irq_idx, uint32_t mask) { struct __packed set_irq_mask_args { uint32_t mask; uint8_t irq_idx; } *args; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL) return (DPAA2_CMD_STAT_EINVAL); dpaa2_rc_reset_cmd_params(cmd); args = (struct set_irq_mask_args *) &cmd->params[0]; args->mask = mask; args->irq_idx = irq_idx; return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_NI_SET_IRQ_MASK)); } static int dpaa2_rc_ni_set_irq_enable(device_t dev, device_t child, struct dpaa2_cmd *cmd, uint8_t irq_idx, bool en) { struct __packed set_irq_enable_args { uint32_t en; uint8_t irq_idx; } *args; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL) return (DPAA2_CMD_STAT_EINVAL); dpaa2_rc_reset_cmd_params(cmd); args = (struct set_irq_enable_args *) &cmd->params[0]; args->en = en ? 1u : 0u; args->irq_idx = irq_idx; return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_NI_SET_IRQ_ENABLE)); } static int dpaa2_rc_ni_get_irq_status(device_t dev, device_t child, struct dpaa2_cmd *cmd, uint8_t irq_idx, uint32_t *status) { struct __packed get_irq_stat_args { uint32_t status; uint8_t irq_idx; } *args; struct __packed get_irq_stat_resp { uint32_t status; } *resp; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); int error; if (portal == NULL || cmd == NULL || status == NULL) return (DPAA2_CMD_STAT_EINVAL); dpaa2_rc_reset_cmd_params(cmd); args = (struct get_irq_stat_args *) &cmd->params[0]; args->status = *status; args->irq_idx = irq_idx; error = dpaa2_rc_exec_cmd(portal, cmd, CMDID_NI_GET_IRQ_STATUS); if (!error) { resp = (struct get_irq_stat_resp *) &cmd->params[0]; *status = resp->status; } return (error); } static int dpaa2_rc_ni_set_uni_promisc(device_t dev, device_t child, struct dpaa2_cmd *cmd, bool en) { struct __packed set_uni_promisc_args { uint8_t en; } *args; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL) return (DPAA2_CMD_STAT_EINVAL); dpaa2_rc_reset_cmd_params(cmd); args = (struct set_uni_promisc_args *) &cmd->params[0]; args->en = en ? 1u : 0u; return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_NI_SET_UNI_PROMISC)); } static int dpaa2_rc_ni_set_multi_promisc(device_t dev, device_t child, struct dpaa2_cmd *cmd, bool en) { /* TODO: Implementation is the same as for ni_set_uni_promisc(). */ struct __packed set_multi_promisc_args { uint8_t en; } *args; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL) return (DPAA2_CMD_STAT_EINVAL); dpaa2_rc_reset_cmd_params(cmd); args = (struct set_multi_promisc_args *) &cmd->params[0]; args->en = en ? 1u : 0u; return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_NI_SET_MULTI_PROMISC)); } static int dpaa2_rc_ni_get_statistics(device_t dev, device_t child, struct dpaa2_cmd *cmd, uint8_t page, uint16_t param, uint64_t *cnt) { struct __packed get_statistics_args { uint8_t page; uint16_t param; } *args; struct __packed get_statistics_resp { uint64_t cnt[7]; } *resp; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); int error; if (portal == NULL || cmd == NULL || cnt == NULL) return (DPAA2_CMD_STAT_EINVAL); dpaa2_rc_reset_cmd_params(cmd); args = (struct get_statistics_args *) &cmd->params[0]; args->page = page; args->param = param; error = dpaa2_rc_exec_cmd(portal, cmd, CMDID_NI_GET_STATISTICS); if (!error) { resp = (struct get_statistics_resp *) &cmd->params[0]; for (int i = 0; i < DPAA2_NI_STAT_COUNTERS; i++) cnt[i] = resp->cnt[i]; } return (error); } static int dpaa2_rc_ni_set_rx_tc_dist(device_t dev, device_t child, struct dpaa2_cmd *cmd, uint16_t dist_size, uint8_t tc, enum dpaa2_ni_dist_mode dist_mode, bus_addr_t key_cfg_buf) { struct __packed set_rx_tc_dist_args { uint16_t dist_size; uint8_t tc; uint8_t ma_dm; /* miss action + dist. mode */ uint32_t _reserved1; uint64_t _reserved2[5]; uint64_t key_cfg_iova; } *args; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL) return (DPAA2_CMD_STAT_EINVAL); dpaa2_rc_reset_cmd_params(cmd); args = (struct set_rx_tc_dist_args *) &cmd->params[0]; args->dist_size = dist_size; args->tc = tc; args->ma_dm = ((uint8_t) dist_mode) & 0x0Fu; args->key_cfg_iova = key_cfg_buf; return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_NI_SET_RX_TC_DIST)); } static int dpaa2_rc_io_open(device_t dev, device_t child, struct dpaa2_cmd *cmd, uint32_t dpio_id, uint16_t *token) { struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); struct dpaa2_cmd_header *hdr; int error; if (portal == NULL || cmd == NULL || token == NULL) return (DPAA2_CMD_STAT_ERR); cmd->params[0] = dpio_id; error = dpaa2_rc_exec_cmd(portal, cmd, CMDID_IO_OPEN); if (!error) { hdr = (struct dpaa2_cmd_header *) &cmd->header; *token = hdr->token; } return (error); } static int dpaa2_rc_io_close(device_t dev, device_t child, struct dpaa2_cmd *cmd) { struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL) return (DPAA2_CMD_STAT_ERR); return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_IO_CLOSE)); } static int dpaa2_rc_io_enable(device_t dev, device_t child, struct dpaa2_cmd *cmd) { struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL) return (DPAA2_CMD_STAT_ERR); return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_IO_ENABLE)); } static int dpaa2_rc_io_disable(device_t dev, device_t child, struct dpaa2_cmd *cmd) { struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL) return (DPAA2_CMD_STAT_ERR); return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_IO_DISABLE)); } static int dpaa2_rc_io_reset(device_t dev, device_t child, struct dpaa2_cmd *cmd) { struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL) return (DPAA2_CMD_STAT_ERR); return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_IO_RESET)); } static int dpaa2_rc_io_get_attributes(device_t dev, device_t child, struct dpaa2_cmd *cmd, struct dpaa2_io_attr *attr) { struct __packed dpaa2_io_attr { uint32_t id; uint16_t swp_id; uint8_t priors_num; uint8_t chan_mode; uint64_t swp_ce_paddr; uint64_t swp_ci_paddr; uint32_t swp_version; uint32_t _reserved1; uint32_t swp_clk; uint32_t _reserved2[5]; } *pattr; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); int error; if (portal == NULL || cmd == NULL || attr == NULL) return (DPAA2_CMD_STAT_ERR); error = dpaa2_rc_exec_cmd(portal, cmd, CMDID_IO_GET_ATTR); if (!error) { pattr = (struct dpaa2_io_attr *) &cmd->params[0]; attr->swp_ce_paddr = pattr->swp_ce_paddr; attr->swp_ci_paddr = pattr->swp_ci_paddr; attr->swp_version = pattr->swp_version; attr->swp_clk = pattr->swp_clk; attr->id = pattr->id; attr->swp_id = pattr->swp_id; attr->priors_num = pattr->priors_num; attr->chan_mode = (enum dpaa2_io_chan_mode) pattr->chan_mode; } return (error); } static int dpaa2_rc_io_set_irq_mask(device_t dev, device_t child, struct dpaa2_cmd *cmd, uint8_t irq_idx, uint32_t mask) { /* TODO: Extract similar *_set_irq_mask() into one function. */ struct __packed set_irq_mask_args { uint32_t mask; uint8_t irq_idx; } *args; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL) return (DPAA2_CMD_STAT_EINVAL); dpaa2_rc_reset_cmd_params(cmd); args = (struct set_irq_mask_args *) &cmd->params[0]; args->mask = mask; args->irq_idx = irq_idx; return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_IO_SET_IRQ_MASK)); } static int dpaa2_rc_io_get_irq_status(device_t dev, device_t child, struct dpaa2_cmd *cmd, uint8_t irq_idx, uint32_t *status) { /* TODO: Extract similar *_get_irq_status() into one function. */ struct __packed get_irq_stat_args { uint32_t status; uint8_t irq_idx; } *args; struct __packed get_irq_stat_resp { uint32_t status; } *resp; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); int error; if (portal == NULL || cmd == NULL || status == NULL) return (DPAA2_CMD_STAT_EINVAL); dpaa2_rc_reset_cmd_params(cmd); args = (struct get_irq_stat_args *) &cmd->params[0]; args->status = *status; args->irq_idx = irq_idx; error = dpaa2_rc_exec_cmd(portal, cmd, CMDID_IO_GET_IRQ_STATUS); if (!error) { resp = (struct get_irq_stat_resp *) &cmd->params[0]; *status = resp->status; } return (error); } static int dpaa2_rc_io_set_irq_enable(device_t dev, device_t child, struct dpaa2_cmd *cmd, uint8_t irq_idx, bool en) { /* TODO: Extract similar *_set_irq_enable() into one function. */ struct __packed set_irq_enable_args { uint32_t en; uint8_t irq_idx; } *args; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL) return (DPAA2_CMD_STAT_EINVAL); dpaa2_rc_reset_cmd_params(cmd); args = (struct set_irq_enable_args *) &cmd->params[0]; args->en = en ? 1u : 0u; args->irq_idx = irq_idx; return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_IO_SET_IRQ_ENABLE)); } static int dpaa2_rc_io_add_static_dq_chan(device_t dev, device_t child, struct dpaa2_cmd *cmd, uint32_t dpcon_id, uint8_t *chan_idx) { struct __packed add_static_dq_chan_args { uint32_t dpcon_id; } *args; struct __packed add_static_dq_chan_resp { uint8_t chan_idx; } *resp; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); int error; if (portal == NULL || cmd == NULL || chan_idx == NULL) return (DPAA2_CMD_STAT_EINVAL); dpaa2_rc_reset_cmd_params(cmd); args = (struct add_static_dq_chan_args *) &cmd->params[0]; args->dpcon_id = dpcon_id; error = dpaa2_rc_exec_cmd(portal, cmd, CMDID_IO_ADD_STATIC_DQ_CHAN); if (!error) { resp = (struct add_static_dq_chan_resp *) &cmd->params[0]; *chan_idx = resp->chan_idx; } return (error); } static int dpaa2_rc_bp_open(device_t dev, device_t child, struct dpaa2_cmd *cmd, uint32_t dpbp_id, uint16_t *token) { struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); struct dpaa2_cmd_header *hdr; int error; if (portal == NULL || cmd == NULL || token == NULL) return (DPAA2_CMD_STAT_ERR); cmd->params[0] = dpbp_id; error = dpaa2_rc_exec_cmd(portal, cmd, CMDID_BP_OPEN); if (!error) { hdr = (struct dpaa2_cmd_header *) &cmd->header; *token = hdr->token; } return (error); } static int dpaa2_rc_bp_close(device_t dev, device_t child, struct dpaa2_cmd *cmd) { struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL) return (DPAA2_CMD_STAT_ERR); return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_BP_CLOSE)); } static int dpaa2_rc_bp_enable(device_t dev, device_t child, struct dpaa2_cmd *cmd) { struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL) return (DPAA2_CMD_STAT_ERR); return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_BP_ENABLE)); } static int dpaa2_rc_bp_disable(device_t dev, device_t child, struct dpaa2_cmd *cmd) { struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL) return (DPAA2_CMD_STAT_ERR); return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_BP_DISABLE)); } static int dpaa2_rc_bp_reset(device_t dev, device_t child, struct dpaa2_cmd *cmd) { struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL) return (DPAA2_CMD_STAT_ERR); return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_BP_RESET)); } static int dpaa2_rc_bp_get_attributes(device_t dev, device_t child, struct dpaa2_cmd *cmd, struct dpaa2_bp_attr *attr) { struct __packed dpaa2_bp_attr { uint16_t _reserved1; uint16_t bpid; uint32_t id; } *pattr; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); int error; if (portal == NULL || cmd == NULL || attr == NULL) return (DPAA2_CMD_STAT_ERR); error = dpaa2_rc_exec_cmd(portal, cmd, CMDID_BP_GET_ATTR); if (!error) { pattr = (struct dpaa2_bp_attr *) &cmd->params[0]; attr->id = pattr->id; attr->bpid = pattr->bpid; } return (error); } static int dpaa2_rc_mac_open(device_t dev, device_t child, struct dpaa2_cmd *cmd, uint32_t dpmac_id, uint16_t *token) { struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); struct dpaa2_cmd_header *hdr; int error; if (portal == NULL || cmd == NULL || token == NULL) return (DPAA2_CMD_STAT_ERR); cmd->params[0] = dpmac_id; error = dpaa2_rc_exec_cmd(portal, cmd, CMDID_MAC_OPEN); if (!error) { hdr = (struct dpaa2_cmd_header *) &cmd->header; *token = hdr->token; } return (error); } static int dpaa2_rc_mac_close(device_t dev, device_t child, struct dpaa2_cmd *cmd) { struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL) return (DPAA2_CMD_STAT_ERR); return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_MAC_CLOSE)); } static int dpaa2_rc_mac_reset(device_t dev, device_t child, struct dpaa2_cmd *cmd) { struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL) return (DPAA2_CMD_STAT_ERR); return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_MAC_RESET)); } static int dpaa2_rc_mac_mdio_read(device_t dev, device_t child, struct dpaa2_cmd *cmd, uint8_t phy, uint16_t reg, uint16_t *val) { struct __packed mdio_read_args { uint8_t clause; /* set to 0 by default */ uint8_t phy; uint16_t reg; uint32_t _reserved1; uint64_t _reserved2[6]; } *args; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); int error; if (portal == NULL || cmd == NULL || val == NULL) return (DPAA2_CMD_STAT_ERR); args = (struct mdio_read_args *) &cmd->params[0]; args->phy = phy; args->reg = reg; args->clause = 0; error = dpaa2_rc_exec_cmd(portal, cmd, CMDID_MAC_MDIO_READ); if (!error) *val = cmd->params[0] & 0xFFFF; return (error); } static int dpaa2_rc_mac_mdio_write(device_t dev, device_t child, struct dpaa2_cmd *cmd, uint8_t phy, uint16_t reg, uint16_t val) { struct __packed mdio_write_args { uint8_t clause; /* set to 0 by default */ uint8_t phy; uint16_t reg; uint16_t val; uint16_t _reserved1; uint64_t _reserved2[6]; } *args; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL) return (DPAA2_CMD_STAT_ERR); args = (struct mdio_write_args *) &cmd->params[0]; args->phy = phy; args->reg = reg; args->val = val; args->clause = 0; return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_MAC_MDIO_WRITE)); } static int dpaa2_rc_mac_get_addr(device_t dev, device_t child, struct dpaa2_cmd *cmd, uint8_t *mac) { struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); int error; if (portal == NULL || cmd == NULL || mac == NULL) return (DPAA2_CMD_STAT_ERR); error = dpaa2_rc_exec_cmd(portal, cmd, CMDID_MAC_GET_ADDR); if (!error) { mac[0] = (cmd->params[0] >> 56) & 0xFFU; mac[1] = (cmd->params[0] >> 48) & 0xFFU; mac[2] = (cmd->params[0] >> 40) & 0xFFU; mac[3] = (cmd->params[0] >> 32) & 0xFFU; mac[4] = (cmd->params[0] >> 24) & 0xFFU; mac[5] = (cmd->params[0] >> 16) & 0xFFU; } return (error); } static int dpaa2_rc_mac_get_attributes(device_t dev, device_t child, struct dpaa2_cmd *cmd, struct dpaa2_mac_attr *attr) { struct __packed mac_attr_resp { uint8_t eth_if; uint8_t link_type; uint16_t id; uint32_t max_rate; uint8_t fec_mode; uint8_t ifg_mode; uint8_t ifg_len; uint8_t _reserved1; uint32_t _reserved2; uint8_t sgn_post_pre; uint8_t serdes_cfg_mode; uint8_t eq_amp_red; uint8_t eq_post1q; uint8_t eq_preq; uint8_t eq_type; uint16_t _reserved3; uint64_t _reserved[4]; } *resp; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); int error; if (portal == NULL || cmd == NULL || attr == NULL) return (DPAA2_CMD_STAT_EINVAL); error = dpaa2_rc_exec_cmd(portal, cmd, CMDID_MAC_GET_ATTR); if (!error) { resp = (struct mac_attr_resp *) &cmd->params[0]; attr->id = resp->id; attr->max_rate = resp->max_rate; attr->eth_if = resp->eth_if; attr->link_type = resp->link_type; } return (error); } static int dpaa2_rc_mac_set_link_state(device_t dev, device_t child, struct dpaa2_cmd *cmd, struct dpaa2_mac_link_state *state) { struct __packed mac_set_link_args { uint64_t options; uint32_t rate; uint32_t _reserved1; uint32_t flags; uint32_t _reserved2; uint64_t supported; uint64_t advert; } *args; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL || state == NULL) return (DPAA2_CMD_STAT_EINVAL); dpaa2_rc_reset_cmd_params(cmd); args = (struct mac_set_link_args *) &cmd->params[0]; args->options = state->options; args->rate = state->rate; args->supported = state->supported; args->advert = state->advert; args->flags |= state->up ? 0x1u : 0u; args->flags |= state->state_valid ? 0x2u : 0u; return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_MAC_SET_LINK_STATE)); } static int dpaa2_rc_mac_set_irq_mask(device_t dev, device_t child, struct dpaa2_cmd *cmd, uint8_t irq_idx, uint32_t mask) { /* TODO: Implementation is the same as for ni_set_irq_mask(). */ struct __packed set_irq_mask_args { uint32_t mask; uint8_t irq_idx; } *args; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL) return (DPAA2_CMD_STAT_EINVAL); dpaa2_rc_reset_cmd_params(cmd); args = (struct set_irq_mask_args *) &cmd->params[0]; args->mask = mask; args->irq_idx = irq_idx; return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_MAC_SET_IRQ_MASK)); } static int dpaa2_rc_mac_set_irq_enable(device_t dev, device_t child, struct dpaa2_cmd *cmd, uint8_t irq_idx, bool en) { /* TODO: Implementation is the same as for ni_set_irq_enable(). */ struct __packed set_irq_enable_args { uint32_t en; uint8_t irq_idx; } *args; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL) return (DPAA2_CMD_STAT_EINVAL); dpaa2_rc_reset_cmd_params(cmd); args = (struct set_irq_enable_args *) &cmd->params[0]; args->en = en ? 1u : 0u; args->irq_idx = irq_idx; return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_MAC_SET_IRQ_ENABLE)); } static int dpaa2_rc_mac_get_irq_status(device_t dev, device_t child, struct dpaa2_cmd *cmd, uint8_t irq_idx, uint32_t *status) { /* TODO: Implementation is the same as ni_get_irq_status(). */ struct __packed get_irq_stat_args { uint32_t status; uint8_t irq_idx; } *args; struct __packed get_irq_stat_resp { uint32_t status; } *resp; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); int error; if (portal == NULL || cmd == NULL || status == NULL) return (DPAA2_CMD_STAT_EINVAL); dpaa2_rc_reset_cmd_params(cmd); args = (struct get_irq_stat_args *) &cmd->params[0]; args->status = *status; args->irq_idx = irq_idx; error = dpaa2_rc_exec_cmd(portal, cmd, CMDID_MAC_GET_IRQ_STATUS); if (!error) { resp = (struct get_irq_stat_resp *) &cmd->params[0]; *status = resp->status; } return (error); } static int dpaa2_rc_con_open(device_t dev, device_t child, struct dpaa2_cmd *cmd, uint32_t dpcon_id, uint16_t *token) { struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); struct dpaa2_cmd_header *hdr; int error; if (portal == NULL || cmd == NULL || token == NULL) return (DPAA2_CMD_STAT_ERR); cmd->params[0] = dpcon_id; error = dpaa2_rc_exec_cmd(portal, cmd, CMDID_CON_OPEN); if (!error) { hdr = (struct dpaa2_cmd_header *) &cmd->header; *token = hdr->token; } return (error); } static int dpaa2_rc_con_close(device_t dev, device_t child, struct dpaa2_cmd *cmd) { struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL) return (DPAA2_CMD_STAT_ERR); return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_CON_CLOSE)); } static int dpaa2_rc_con_reset(device_t dev, device_t child, struct dpaa2_cmd *cmd) { struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL) return (DPAA2_CMD_STAT_ERR); return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_CON_RESET)); } static int dpaa2_rc_con_enable(device_t dev, device_t child, struct dpaa2_cmd *cmd) { struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL) return (DPAA2_CMD_STAT_ERR); return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_CON_ENABLE)); } static int dpaa2_rc_con_disable(device_t dev, device_t child, struct dpaa2_cmd *cmd) { struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL) return (DPAA2_CMD_STAT_ERR); return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_CON_DISABLE)); } static int dpaa2_rc_con_get_attributes(device_t dev, device_t child, struct dpaa2_cmd *cmd, struct dpaa2_con_attr *attr) { struct __packed con_attr_resp { uint32_t id; uint16_t chan_id; uint8_t prior_num; uint8_t _reserved1; uint64_t _reserved2[6]; } *resp; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); int error; if (portal == NULL || cmd == NULL || attr == NULL) return (DPAA2_CMD_STAT_EINVAL); error = dpaa2_rc_exec_cmd(portal, cmd, CMDID_CON_GET_ATTR); if (!error) { resp = (struct con_attr_resp *) &cmd->params[0]; attr->id = resp->id; attr->chan_id = resp->chan_id; attr->prior_num = resp->prior_num; } return (error); } static int dpaa2_rc_con_set_notif(device_t dev, device_t child, struct dpaa2_cmd *cmd, struct dpaa2_con_notif_cfg *cfg) { struct __packed set_notif_args { uint32_t dpio_id; uint8_t prior; uint8_t _reserved1; uint16_t _reserved2; uint64_t ctx; uint64_t _reserved3[5]; } *args; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL || cfg == NULL) return (DPAA2_CMD_STAT_ERR); args = (struct set_notif_args *) &cmd->params[0]; args->dpio_id = cfg->dpio_id; args->prior = cfg->prior; args->ctx = cfg->qman_ctx; return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_CON_SET_NOTIF)); } static int dpaa2_rc_mcp_create(device_t dev, device_t child, struct dpaa2_cmd *cmd, uint32_t portal_id, uint32_t options, uint32_t *dpmcp_id) { struct __packed mcp_create_args { uint32_t portal_id; uint32_t options; uint64_t _reserved[6]; } *args; struct __packed mcp_create_resp { uint32_t dpmcp_id; } *resp; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); int error; if (portal == NULL || cmd == NULL || dpmcp_id == NULL) return (DPAA2_CMD_STAT_ERR); args = (struct mcp_create_args *) &cmd->params[0]; args->portal_id = portal_id; args->options = options; error = dpaa2_rc_exec_cmd(portal, cmd, CMDID_MCP_CREATE); if (!error) { resp = (struct mcp_create_resp *) &cmd->params[0]; *dpmcp_id = resp->dpmcp_id; } return (error); } static int dpaa2_rc_mcp_destroy(device_t dev, device_t child, struct dpaa2_cmd *cmd, uint32_t dpmcp_id) { struct __packed mcp_destroy_args { uint32_t dpmcp_id; } *args; struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL) return (DPAA2_CMD_STAT_ERR); args = (struct mcp_destroy_args *) &cmd->params[0]; args->dpmcp_id = dpmcp_id; return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_MCP_DESTROY)); } static int dpaa2_rc_mcp_open(device_t dev, device_t child, struct dpaa2_cmd *cmd, uint32_t dpmcp_id, uint16_t *token) { struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); struct dpaa2_cmd_header *hdr; int error; if (portal == NULL || cmd == NULL || token == NULL) return (DPAA2_CMD_STAT_ERR); cmd->params[0] = dpmcp_id; error = dpaa2_rc_exec_cmd(portal, cmd, CMDID_MCP_OPEN); if (!error) { hdr = (struct dpaa2_cmd_header *) &cmd->header; *token = hdr->token; } return (error); } static int dpaa2_rc_mcp_close(device_t dev, device_t child, struct dpaa2_cmd *cmd) { struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL) return (DPAA2_CMD_STAT_ERR); return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_MCP_CLOSE)); } static int dpaa2_rc_mcp_reset(device_t dev, device_t child, struct dpaa2_cmd *cmd) { struct dpaa2_mcp *portal = dpaa2_rc_select_portal(dev, child); if (portal == NULL || cmd == NULL) return (DPAA2_CMD_STAT_ERR); return (dpaa2_rc_exec_cmd(portal, cmd, CMDID_MCP_RESET)); } /** * @brief Create and add devices for DPAA2 objects in this resource container. */ static int dpaa2_rc_discover(struct dpaa2_rc_softc *sc) { device_t rcdev = sc->dev; device_t child = sc->dev; struct dpaa2_devinfo *rcinfo = device_get_ivars(rcdev); struct dpaa2_cmd cmd; struct dpaa2_rc_attr dprc_attr; struct dpaa2_obj obj; uint32_t major, minor, rev, obj_count; uint16_t rc_token; int rc; DPAA2_CMD_INIT(&cmd); /* Print MC firmware version. */ rc = DPAA2_CMD_MNG_GET_VERSION(rcdev, child, &cmd, &major, &minor, &rev); if (rc) { device_printf(rcdev, "%s: failed to get MC firmware version: " "error=%d\n", __func__, rc); return (ENXIO); } device_printf(rcdev, "MC firmware version: %u.%u.%u\n", major, minor, rev); /* Obtain container ID associated with a given MC portal. */ rc = DPAA2_CMD_MNG_GET_CONTAINER_ID(rcdev, child, &cmd, &sc->cont_id); if (rc) { device_printf(rcdev, "%s: failed to get container id: " "error=%d\n", __func__, rc); return (ENXIO); } if (bootverbose) { device_printf(rcdev, "Resource container ID: %u\n", sc->cont_id); } /* Open the resource container. */ rc = DPAA2_CMD_RC_OPEN(rcdev, child, &cmd, sc->cont_id, &rc_token); if (rc) { device_printf(rcdev, "%s: failed to open container: cont_id=%u, " "error=%d\n", __func__, sc->cont_id, rc); return (ENXIO); } /* Obtain a number of objects in this container. */ rc = DPAA2_CMD_RC_GET_OBJ_COUNT(rcdev, child, &cmd, &obj_count); if (rc) { device_printf(rcdev, "%s: failed to count objects in container: " "cont_id=%u, error=%d\n", __func__, sc->cont_id, rc); (void)DPAA2_CMD_RC_CLOSE(rcdev, child, &cmd); return (ENXIO); } if (bootverbose) { device_printf(rcdev, "Objects in container: %u\n", obj_count); } rc = DPAA2_CMD_RC_GET_ATTRIBUTES(rcdev, child, &cmd, &dprc_attr); if (rc) { device_printf(rcdev, "%s: failed to get attributes of the " "container: cont_id=%u, error=%d\n", __func__, sc->cont_id, rc); DPAA2_CMD_RC_CLOSE(rcdev, child, &cmd); return (ENXIO); } if (bootverbose) { device_printf(rcdev, "Isolation context ID: %u\n", dprc_attr.icid); } if (rcinfo) { rcinfo->id = dprc_attr.cont_id; rcinfo->portal_id = dprc_attr.portal_id; rcinfo->icid = dprc_attr.icid; } /* * Add MC portals before everything else. * TODO: Discover DPAA2 objects on-demand. */ for (uint32_t i = 0; i < obj_count; i++) { rc = DPAA2_CMD_RC_GET_OBJ(rcdev, child, &cmd, i, &obj); if (rc) { continue; /* Skip silently for now. */ } if (obj.type != DPAA2_DEV_MCP) { continue; } dpaa2_rc_add_managed_child(sc, &cmd, &obj); } /* Probe and attach MC portals. */ bus_generic_probe(rcdev); rc = bus_generic_attach(rcdev); if (rc) { DPAA2_CMD_RC_CLOSE(rcdev, child, &cmd); return (rc); } /* Add managed devices (except DPMCPs) to the resource container. */ for (uint32_t i = 0; i < obj_count; i++) { rc = DPAA2_CMD_RC_GET_OBJ(rcdev, child, &cmd, i, &obj); if (rc && bootverbose) { if (rc == DPAA2_CMD_STAT_UNKNOWN_OBJ) { device_printf(rcdev, "%s: skip unsupported " "DPAA2 object: idx=%u\n", __func__, i); continue; } else { device_printf(rcdev, "%s: failed to get " "information about DPAA2 object: idx=%u, " "error=%d\n", __func__, i, rc); continue; } } if (obj.type == DPAA2_DEV_MCP) { continue; /* Already added. */ } dpaa2_rc_add_managed_child(sc, &cmd, &obj); } /* Probe and attach managed devices properly. */ bus_generic_probe(rcdev); rc = bus_generic_attach(rcdev); if (rc) { DPAA2_CMD_RC_CLOSE(rcdev, child, &cmd); return (rc); } /* Add other devices to the resource container. */ for (uint32_t i = 0; i < obj_count; i++) { rc = DPAA2_CMD_RC_GET_OBJ(rcdev, child, &cmd, i, &obj); if (rc == DPAA2_CMD_STAT_UNKNOWN_OBJ && bootverbose) { device_printf(rcdev, "%s: skip unsupported DPAA2 " "object: idx=%u\n", __func__, i); continue; } else if (rc) { device_printf(rcdev, "%s: failed to get object: " "idx=%u, error=%d\n", __func__, i, rc); continue; } dpaa2_rc_add_child(sc, &cmd, &obj); } DPAA2_CMD_RC_CLOSE(rcdev, child, &cmd); /* Probe and attach the rest of devices. */ bus_generic_probe(rcdev); return (bus_generic_attach(rcdev)); } /** * @brief Add a new DPAA2 device to the resource container bus. */ static int dpaa2_rc_add_child(struct dpaa2_rc_softc *sc, struct dpaa2_cmd *cmd, struct dpaa2_obj *obj) { device_t rcdev, dev; struct dpaa2_devinfo *rcinfo; struct dpaa2_devinfo *dinfo; struct resource_spec *res_spec; const char *devclass; int dpio_n = 0; /* to limit DPIOs by # of CPUs */ int dpcon_n = 0; /* to limit DPCONs by # of CPUs */ int rid, error; rcdev = sc->dev; rcinfo = device_get_ivars(rcdev); switch (obj->type) { case DPAA2_DEV_NI: devclass = "dpaa2_ni"; res_spec = dpaa2_ni_spec; break; default: return (ENXIO); } /* Add a device for the DPAA2 object. */ dev = device_add_child(rcdev, devclass, -1); if (dev == NULL) { device_printf(rcdev, "%s: failed to add a device for DPAA2 " "object: type=%s, id=%u\n", __func__, dpaa2_ttos(obj->type), obj->id); return (ENXIO); } /* Allocate devinfo for a child. */ dinfo = malloc(sizeof(struct dpaa2_devinfo), M_DPAA2_RC, M_WAITOK | M_ZERO); if (!dinfo) { device_printf(rcdev, "%s: failed to allocate dpaa2_devinfo " "for: type=%s, id=%u\n", __func__, dpaa2_ttos(obj->type), obj->id); return (ENXIO); } device_set_ivars(dev, dinfo); dinfo->pdev = rcdev; dinfo->dev = dev; dinfo->id = obj->id; dinfo->dtype = obj->type; dinfo->portal = NULL; /* Children share their parent container's ICID and portal ID. */ dinfo->icid = rcinfo->icid; dinfo->portal_id = rcinfo->portal_id; /* MSI configuration */ dinfo->msi.msi_msgnum = obj->irq_count; dinfo->msi.msi_alloc = 0; dinfo->msi.msi_handlers = 0; /* Initialize a resource list for the child. */ resource_list_init(&dinfo->resources); /* Add DPAA2-specific resources to the resource list. */ for (; res_spec && res_spec->type != -1; res_spec++) { if (res_spec->type < DPAA2_DEV_MC) continue; /* Skip non-DPAA2 resource. */ rid = res_spec->rid; /* Limit DPIOs and DPCONs by number of CPUs. */ if (res_spec->type == DPAA2_DEV_IO && dpio_n >= mp_ncpus) { dpio_n++; continue; } if (res_spec->type == DPAA2_DEV_CON && dpcon_n >= mp_ncpus) { dpcon_n++; continue; } error = dpaa2_rc_add_res(rcdev, dev, res_spec->type, &rid, res_spec->flags); if (error) device_printf(rcdev, "%s: dpaa2_rc_add_res() failed: " "error=%d\n", __func__, error); if (res_spec->type == DPAA2_DEV_IO) dpio_n++; if (res_spec->type == DPAA2_DEV_CON) dpcon_n++; } return (0); } /** * @brief Add a new managed DPAA2 device to the resource container bus. * * There are DPAA2 objects (DPIO, DPBP) which have their own drivers and can be * allocated as resources or associated with the other DPAA2 objects. This * function is supposed to discover such managed objects in the resource * container and add them as children to perform a proper initialization. * * NOTE: It must be called together with bus_generic_probe() and * bus_generic_attach() before dpaa2_rc_add_child(). */ static int dpaa2_rc_add_managed_child(struct dpaa2_rc_softc *sc, struct dpaa2_cmd *cmd, struct dpaa2_obj *obj) { device_t rcdev, dev, child; struct dpaa2_devinfo *rcinfo, *dinfo; struct dpaa2_rc_obj_region reg; struct resource_spec *res_spec; const char *devclass; uint64_t start, end, count; uint32_t flags = 0; int rid, error; rcdev = sc->dev; child = sc->dev; rcinfo = device_get_ivars(rcdev); switch (obj->type) { case DPAA2_DEV_IO: devclass = "dpaa2_io"; res_spec = dpaa2_io_spec; flags = DPAA2_MC_DEV_ALLOCATABLE | DPAA2_MC_DEV_SHAREABLE; break; case DPAA2_DEV_BP: devclass = "dpaa2_bp"; res_spec = dpaa2_bp_spec; flags = DPAA2_MC_DEV_ALLOCATABLE; break; case DPAA2_DEV_CON: devclass = "dpaa2_con"; res_spec = dpaa2_con_spec; flags = DPAA2_MC_DEV_ALLOCATABLE; break; case DPAA2_DEV_MAC: devclass = "dpaa2_mac"; res_spec = dpaa2_mac_spec; flags = DPAA2_MC_DEV_ASSOCIATED; break; case DPAA2_DEV_MCP: devclass = "dpaa2_mcp"; res_spec = NULL; flags = DPAA2_MC_DEV_ALLOCATABLE | DPAA2_MC_DEV_SHAREABLE; break; default: /* Only managed devices above are supported. */ return (EINVAL); } /* Add a device for the DPAA2 object. */ dev = device_add_child(rcdev, devclass, -1); if (dev == NULL) { device_printf(rcdev, "%s: failed to add a device for DPAA2 " "object: type=%s, id=%u\n", __func__, dpaa2_ttos(obj->type), obj->id); return (ENXIO); } /* Allocate devinfo for the child. */ dinfo = malloc(sizeof(struct dpaa2_devinfo), M_DPAA2_RC, M_WAITOK | M_ZERO); if (!dinfo) { device_printf(rcdev, "%s: failed to allocate dpaa2_devinfo " "for: type=%s, id=%u\n", __func__, dpaa2_ttos(obj->type), obj->id); return (ENXIO); } device_set_ivars(dev, dinfo); dinfo->pdev = rcdev; dinfo->dev = dev; dinfo->id = obj->id; dinfo->dtype = obj->type; dinfo->portal = NULL; /* Children share their parent container's ICID and portal ID. */ dinfo->icid = rcinfo->icid; dinfo->portal_id = rcinfo->portal_id; /* MSI configuration */ dinfo->msi.msi_msgnum = obj->irq_count; dinfo->msi.msi_alloc = 0; dinfo->msi.msi_handlers = 0; /* Initialize a resource list for the child. */ resource_list_init(&dinfo->resources); /* Add memory regions to the resource list. */ for (uint8_t i = 0; i < obj->reg_count; i++) { error = DPAA2_CMD_RC_GET_OBJ_REGION(rcdev, child, cmd, obj->id, i, obj->type, ®); if (error) { device_printf(rcdev, "%s: failed to obtain memory " "region for type=%s, id=%u, reg_idx=%u: error=%d\n", __func__, dpaa2_ttos(obj->type), obj->id, i, error); continue; } count = reg.size; start = reg.base_paddr + reg.base_offset; end = reg.base_paddr + reg.base_offset + reg.size - 1; resource_list_add(&dinfo->resources, SYS_RES_MEMORY, i, start, end, count); } /* Add DPAA2-specific resources to the resource list. */ for (; res_spec && res_spec->type != -1; res_spec++) { if (res_spec->type < DPAA2_DEV_MC) continue; /* Skip non-DPAA2 resource. */ rid = res_spec->rid; error = dpaa2_rc_add_res(rcdev, dev, res_spec->type, &rid, res_spec->flags); if (error) device_printf(rcdev, "%s: dpaa2_rc_add_res() failed: " "error=%d\n", __func__, error); } /* Inform MC about a new managed device. */ error = DPAA2_MC_MANAGE_DEV(rcdev, dev, flags); if (error) { device_printf(rcdev, "%s: failed to add a managed DPAA2 device: " "type=%s, id=%u, error=%d\n", __func__, dpaa2_ttos(obj->type), obj->id, error); return (ENXIO); } return (0); } /** * @brief Configure given IRQ using MC command interface. */ static int dpaa2_rc_configure_irq(device_t rcdev, device_t child, int rid, uint64_t addr, uint32_t data) { struct dpaa2_devinfo *rcinfo; struct dpaa2_devinfo *dinfo; struct dpaa2_cmd cmd; uint16_t rc_token; int rc = EINVAL; DPAA2_CMD_INIT(&cmd); if (device_get_parent(child) == rcdev && rid >= 1) { rcinfo = device_get_ivars(rcdev); dinfo = device_get_ivars(child); rc = DPAA2_CMD_RC_OPEN(rcdev, child, &cmd, rcinfo->id, &rc_token); if (rc) { device_printf(rcdev, "%s: failed to open DPRC: " "error=%d\n", __func__, rc); return (ENODEV); } /* Set MSI address and value. */ rc = DPAA2_CMD_RC_SET_OBJ_IRQ(rcdev, child, &cmd, rid - 1, addr, data, rid, dinfo->id, dinfo->dtype); if (rc) { device_printf(rcdev, "%s: failed to setup IRQ: " "rid=%d, addr=%jx, data=%x, error=%d\n", __func__, rid, addr, data, rc); return (ENODEV); } rc = DPAA2_CMD_RC_CLOSE(rcdev, child, &cmd); if (rc) { device_printf(rcdev, "%s: failed to close DPRC: " "error=%d\n", __func__, rc); return (ENODEV); } rc = 0; } return (rc); } /** * @brief General implementation of the MC command to enable IRQ. */ static int dpaa2_rc_enable_irq(struct dpaa2_mcp *mcp, struct dpaa2_cmd *cmd, uint8_t irq_idx, bool enable, uint16_t cmdid) { struct __packed enable_irq_args { uint8_t enable; uint8_t _reserved1; uint16_t _reserved2; uint8_t irq_idx; uint8_t _reserved3; uint16_t _reserved4; uint64_t _reserved5[6]; } *args; if (!mcp || !cmd) return (DPAA2_CMD_STAT_ERR); args = (struct enable_irq_args *) &cmd->params[0]; args->irq_idx = irq_idx; args->enable = enable == 0u ? 0u : 1u; return (dpaa2_rc_exec_cmd(mcp, cmd, cmdid)); } /** * @brief Sends a command to MC and waits for response. */ static int dpaa2_rc_exec_cmd(struct dpaa2_mcp *mcp, struct dpaa2_cmd *cmd, uint16_t cmdid) { struct dpaa2_cmd_header *hdr; uint16_t flags; int error; if (!mcp || !cmd) return (DPAA2_CMD_STAT_ERR); /* Prepare a command for the MC hardware. */ hdr = (struct dpaa2_cmd_header *) &cmd->header; hdr->cmdid = cmdid; hdr->status = DPAA2_CMD_STAT_READY; DPAA2_MCP_LOCK(mcp, &flags); if (flags & DPAA2_PORTAL_DESTROYED) { /* Terminate operation if portal is destroyed. */ DPAA2_MCP_UNLOCK(mcp); return (DPAA2_CMD_STAT_INVALID_STATE); } /* Send a command to MC and wait for the result. */ dpaa2_rc_send_cmd(mcp, cmd); error = dpaa2_rc_wait_for_cmd(mcp, cmd); if (error) { DPAA2_MCP_UNLOCK(mcp); return (DPAA2_CMD_STAT_ERR); } if (hdr->status != DPAA2_CMD_STAT_OK) { DPAA2_MCP_UNLOCK(mcp); return (int)(hdr->status); } DPAA2_MCP_UNLOCK(mcp); return (DPAA2_CMD_STAT_OK); } /** * @brief Writes a command to the MC command portal. */ static int dpaa2_rc_send_cmd(struct dpaa2_mcp *mcp, struct dpaa2_cmd *cmd) { /* Write command parameters. */ for (uint32_t i = 1; i <= DPAA2_CMD_PARAMS_N; i++) bus_write_8(mcp->map, sizeof(uint64_t) * i, cmd->params[i-1]); bus_barrier(mcp->map, 0, sizeof(struct dpaa2_cmd), BUS_SPACE_BARRIER_READ | BUS_SPACE_BARRIER_WRITE); /* Write command header to trigger execution. */ bus_write_8(mcp->map, 0, cmd->header); return (0); } /** * @brief Polls the MC command portal in order to receive a result of the * command execution. */ static int dpaa2_rc_wait_for_cmd(struct dpaa2_mcp *mcp, struct dpaa2_cmd *cmd) { struct dpaa2_cmd_header *hdr; uint64_t val; uint32_t i; /* Wait for a command execution result from the MC hardware. */ for (i = 1; i <= CMD_SPIN_ATTEMPTS; i++) { val = bus_read_8(mcp->map, 0); hdr = (struct dpaa2_cmd_header *) &val; if (hdr->status != DPAA2_CMD_STAT_READY) { break; } DELAY(CMD_SPIN_TIMEOUT); } if (i > CMD_SPIN_ATTEMPTS) { /* Return an error on expired timeout. */ return (DPAA2_CMD_STAT_TIMEOUT); } else { /* Read command response. */ cmd->header = val; for (i = 1; i <= DPAA2_CMD_PARAMS_N; i++) { cmd->params[i-1] = bus_read_8(mcp->map, i * sizeof(uint64_t)); } } return (DPAA2_CMD_STAT_OK); } /** * @brief Reserve a DPAA2-specific device of the given devtype for the child. */ static int dpaa2_rc_add_res(device_t rcdev, device_t child, enum dpaa2_dev_type devtype, int *rid, int flags) { device_t dpaa2_dev; struct dpaa2_devinfo *dinfo = device_get_ivars(child); struct resource *res; bool shared = false; int error; /* Request a free DPAA2 device of the given type from MC. */ error = DPAA2_MC_GET_FREE_DEV(rcdev, &dpaa2_dev, devtype); if (error && !(flags & RF_SHAREABLE)) { device_printf(rcdev, "%s: failed to obtain a free %s (rid=%d) " "for: %s (id=%u)\n", __func__, dpaa2_ttos(devtype), *rid, dpaa2_ttos(dinfo->dtype), dinfo->id); return (error); } /* Request a shared DPAA2 device of the given type from MC. */ if (error) { error = DPAA2_MC_GET_SHARED_DEV(rcdev, &dpaa2_dev, devtype); if (error) { device_printf(rcdev, "%s: failed to obtain a shared " "%s (rid=%d) for: %s (id=%u)\n", __func__, dpaa2_ttos(devtype), *rid, dpaa2_ttos(dinfo->dtype), dinfo->id); return (error); } shared = true; } /* Add DPAA2 device to the resource list of the child device. */ resource_list_add(&dinfo->resources, devtype, *rid, (rman_res_t) dpaa2_dev, (rman_res_t) dpaa2_dev, 1); /* Reserve a newly added DPAA2 resource. */ res = resource_list_reserve(&dinfo->resources, rcdev, child, devtype, rid, (rman_res_t) dpaa2_dev, (rman_res_t) dpaa2_dev, 1, flags & ~RF_ACTIVE); if (!res) { device_printf(rcdev, "%s: failed to reserve %s (rid=%d) for: %s " "(id=%u)\n", __func__, dpaa2_ttos(devtype), *rid, dpaa2_ttos(dinfo->dtype), dinfo->id); return (EBUSY); } /* Reserve a shared DPAA2 device of the given type. */ if (shared) { error = DPAA2_MC_RESERVE_DEV(rcdev, dpaa2_dev, devtype); if (error) { device_printf(rcdev, "%s: failed to reserve a shared " "%s (rid=%d) for: %s (id=%u)\n", __func__, dpaa2_ttos(devtype), *rid, dpaa2_ttos(dinfo->dtype), dinfo->id); return (error); } } return (0); } static int dpaa2_rc_print_type(struct resource_list *rl, enum dpaa2_dev_type type) { struct dpaa2_devinfo *dinfo; struct resource_list_entry *rle; uint32_t prev_id; int printed = 0, series = 0; int retval = 0; STAILQ_FOREACH(rle, rl, link) { if (rle->type == type) { dinfo = device_get_ivars((device_t) rle->start); if (printed == 0) { retval += printf(" %s (id=", dpaa2_ttos(dinfo->dtype)); } else { if (dinfo->id == prev_id + 1) { if (series == 0) { series = 1; retval += printf("-"); } } else { if (series == 1) { retval += printf("%u", prev_id); series = 0; } retval += printf(","); } } printed++; if (series == 0) retval += printf("%u", dinfo->id); prev_id = dinfo->id; } } if (printed) { if (series == 1) retval += printf("%u", prev_id); retval += printf(")"); } return (retval); } static int dpaa2_rc_reset_cmd_params(struct dpaa2_cmd *cmd) { if (cmd != NULL) { memset(cmd->params, 0, sizeof(cmd->params[0]) * DPAA2_CMD_PARAMS_N); } return (0); } static struct dpaa2_mcp * dpaa2_rc_select_portal(device_t dev, device_t child) { struct dpaa2_devinfo *dinfo = device_get_ivars(dev); struct dpaa2_devinfo *cinfo = device_get_ivars(child); if (cinfo == NULL || dinfo == NULL || dinfo->dtype != DPAA2_DEV_RC) return (NULL); return (cinfo->portal != NULL ? cinfo->portal : dinfo->portal); } static device_method_t dpaa2_rc_methods[] = { /* Device interface */ DEVMETHOD(device_probe, dpaa2_rc_probe), DEVMETHOD(device_attach, dpaa2_rc_attach), DEVMETHOD(device_detach, dpaa2_rc_detach), /* Bus interface */ DEVMETHOD(bus_get_resource_list, dpaa2_rc_get_resource_list), DEVMETHOD(bus_delete_resource, dpaa2_rc_delete_resource), DEVMETHOD(bus_alloc_resource, dpaa2_rc_alloc_resource), DEVMETHOD(bus_release_resource, dpaa2_rc_release_resource), DEVMETHOD(bus_child_deleted, dpaa2_rc_child_deleted), DEVMETHOD(bus_child_detached, dpaa2_rc_child_detached), DEVMETHOD(bus_setup_intr, dpaa2_rc_setup_intr), DEVMETHOD(bus_teardown_intr, dpaa2_rc_teardown_intr), DEVMETHOD(bus_print_child, dpaa2_rc_print_child), DEVMETHOD(bus_add_child, device_add_child_ordered), DEVMETHOD(bus_set_resource, bus_generic_rl_set_resource), DEVMETHOD(bus_get_resource, bus_generic_rl_get_resource), DEVMETHOD(bus_activate_resource, bus_generic_activate_resource), DEVMETHOD(bus_deactivate_resource, bus_generic_deactivate_resource), DEVMETHOD(bus_adjust_resource, bus_generic_adjust_resource), /* Pseudo-PCI interface */ DEVMETHOD(pci_alloc_msi, dpaa2_rc_alloc_msi), DEVMETHOD(pci_release_msi, dpaa2_rc_release_msi), DEVMETHOD(pci_msi_count, dpaa2_rc_msi_count), DEVMETHOD(pci_get_id, dpaa2_rc_get_id), /* DPAA2 MC command interface */ DEVMETHOD(dpaa2_cmd_mng_get_version, dpaa2_rc_mng_get_version), DEVMETHOD(dpaa2_cmd_mng_get_soc_version, dpaa2_rc_mng_get_soc_version), DEVMETHOD(dpaa2_cmd_mng_get_container_id, dpaa2_rc_mng_get_container_id), /* DPRC commands */ DEVMETHOD(dpaa2_cmd_rc_open, dpaa2_rc_open), DEVMETHOD(dpaa2_cmd_rc_close, dpaa2_rc_close), DEVMETHOD(dpaa2_cmd_rc_get_obj_count, dpaa2_rc_get_obj_count), DEVMETHOD(dpaa2_cmd_rc_get_obj, dpaa2_rc_get_obj), DEVMETHOD(dpaa2_cmd_rc_get_obj_descriptor, dpaa2_rc_get_obj_descriptor), DEVMETHOD(dpaa2_cmd_rc_get_attributes, dpaa2_rc_get_attributes), DEVMETHOD(dpaa2_cmd_rc_get_obj_region, dpaa2_rc_get_obj_region), DEVMETHOD(dpaa2_cmd_rc_get_api_version, dpaa2_rc_get_api_version), DEVMETHOD(dpaa2_cmd_rc_set_irq_enable, dpaa2_rc_set_irq_enable), DEVMETHOD(dpaa2_cmd_rc_set_obj_irq, dpaa2_rc_set_obj_irq), DEVMETHOD(dpaa2_cmd_rc_get_conn, dpaa2_rc_get_conn), /* DPNI commands */ DEVMETHOD(dpaa2_cmd_ni_open, dpaa2_rc_ni_open), DEVMETHOD(dpaa2_cmd_ni_close, dpaa2_rc_ni_close), DEVMETHOD(dpaa2_cmd_ni_enable, dpaa2_rc_ni_enable), DEVMETHOD(dpaa2_cmd_ni_disable, dpaa2_rc_ni_disable), DEVMETHOD(dpaa2_cmd_ni_get_api_version, dpaa2_rc_ni_get_api_version), DEVMETHOD(dpaa2_cmd_ni_reset, dpaa2_rc_ni_reset), DEVMETHOD(dpaa2_cmd_ni_get_attributes, dpaa2_rc_ni_get_attributes), DEVMETHOD(dpaa2_cmd_ni_set_buf_layout, dpaa2_rc_ni_set_buf_layout), DEVMETHOD(dpaa2_cmd_ni_get_tx_data_off, dpaa2_rc_ni_get_tx_data_offset), DEVMETHOD(dpaa2_cmd_ni_get_port_mac_addr, dpaa2_rc_ni_get_port_mac_addr), DEVMETHOD(dpaa2_cmd_ni_set_prim_mac_addr, dpaa2_rc_ni_set_prim_mac_addr), DEVMETHOD(dpaa2_cmd_ni_get_prim_mac_addr, dpaa2_rc_ni_get_prim_mac_addr), DEVMETHOD(dpaa2_cmd_ni_set_link_cfg, dpaa2_rc_ni_set_link_cfg), DEVMETHOD(dpaa2_cmd_ni_get_link_cfg, dpaa2_rc_ni_get_link_cfg), DEVMETHOD(dpaa2_cmd_ni_get_link_state, dpaa2_rc_ni_get_link_state), DEVMETHOD(dpaa2_cmd_ni_set_qos_table, dpaa2_rc_ni_set_qos_table), DEVMETHOD(dpaa2_cmd_ni_clear_qos_table, dpaa2_rc_ni_clear_qos_table), DEVMETHOD(dpaa2_cmd_ni_set_pools, dpaa2_rc_ni_set_pools), DEVMETHOD(dpaa2_cmd_ni_set_err_behavior,dpaa2_rc_ni_set_err_behavior), DEVMETHOD(dpaa2_cmd_ni_get_queue, dpaa2_rc_ni_get_queue), DEVMETHOD(dpaa2_cmd_ni_set_queue, dpaa2_rc_ni_set_queue), DEVMETHOD(dpaa2_cmd_ni_get_qdid, dpaa2_rc_ni_get_qdid), DEVMETHOD(dpaa2_cmd_ni_add_mac_addr, dpaa2_rc_ni_add_mac_addr), DEVMETHOD(dpaa2_cmd_ni_remove_mac_addr, dpaa2_rc_ni_remove_mac_addr), DEVMETHOD(dpaa2_cmd_ni_clear_mac_filters, dpaa2_rc_ni_clear_mac_filters), DEVMETHOD(dpaa2_cmd_ni_set_mfl, dpaa2_rc_ni_set_mfl), DEVMETHOD(dpaa2_cmd_ni_set_offload, dpaa2_rc_ni_set_offload), DEVMETHOD(dpaa2_cmd_ni_set_irq_mask, dpaa2_rc_ni_set_irq_mask), DEVMETHOD(dpaa2_cmd_ni_set_irq_enable, dpaa2_rc_ni_set_irq_enable), DEVMETHOD(dpaa2_cmd_ni_get_irq_status, dpaa2_rc_ni_get_irq_status), DEVMETHOD(dpaa2_cmd_ni_set_uni_promisc, dpaa2_rc_ni_set_uni_promisc), DEVMETHOD(dpaa2_cmd_ni_set_multi_promisc, dpaa2_rc_ni_set_multi_promisc), DEVMETHOD(dpaa2_cmd_ni_get_statistics, dpaa2_rc_ni_get_statistics), DEVMETHOD(dpaa2_cmd_ni_set_rx_tc_dist, dpaa2_rc_ni_set_rx_tc_dist), /* DPIO commands */ DEVMETHOD(dpaa2_cmd_io_open, dpaa2_rc_io_open), DEVMETHOD(dpaa2_cmd_io_close, dpaa2_rc_io_close), DEVMETHOD(dpaa2_cmd_io_enable, dpaa2_rc_io_enable), DEVMETHOD(dpaa2_cmd_io_disable, dpaa2_rc_io_disable), DEVMETHOD(dpaa2_cmd_io_reset, dpaa2_rc_io_reset), DEVMETHOD(dpaa2_cmd_io_get_attributes, dpaa2_rc_io_get_attributes), DEVMETHOD(dpaa2_cmd_io_set_irq_mask, dpaa2_rc_io_set_irq_mask), DEVMETHOD(dpaa2_cmd_io_get_irq_status, dpaa2_rc_io_get_irq_status), DEVMETHOD(dpaa2_cmd_io_set_irq_enable, dpaa2_rc_io_set_irq_enable), DEVMETHOD(dpaa2_cmd_io_add_static_dq_chan, dpaa2_rc_io_add_static_dq_chan), /* DPBP commands */ DEVMETHOD(dpaa2_cmd_bp_open, dpaa2_rc_bp_open), DEVMETHOD(dpaa2_cmd_bp_close, dpaa2_rc_bp_close), DEVMETHOD(dpaa2_cmd_bp_enable, dpaa2_rc_bp_enable), DEVMETHOD(dpaa2_cmd_bp_disable, dpaa2_rc_bp_disable), DEVMETHOD(dpaa2_cmd_bp_reset, dpaa2_rc_bp_reset), DEVMETHOD(dpaa2_cmd_bp_get_attributes, dpaa2_rc_bp_get_attributes), /* DPMAC commands */ DEVMETHOD(dpaa2_cmd_mac_open, dpaa2_rc_mac_open), DEVMETHOD(dpaa2_cmd_mac_close, dpaa2_rc_mac_close), DEVMETHOD(dpaa2_cmd_mac_reset, dpaa2_rc_mac_reset), DEVMETHOD(dpaa2_cmd_mac_mdio_read, dpaa2_rc_mac_mdio_read), DEVMETHOD(dpaa2_cmd_mac_mdio_write, dpaa2_rc_mac_mdio_write), DEVMETHOD(dpaa2_cmd_mac_get_addr, dpaa2_rc_mac_get_addr), DEVMETHOD(dpaa2_cmd_mac_get_attributes, dpaa2_rc_mac_get_attributes), DEVMETHOD(dpaa2_cmd_mac_set_link_state, dpaa2_rc_mac_set_link_state), DEVMETHOD(dpaa2_cmd_mac_set_irq_mask, dpaa2_rc_mac_set_irq_mask), DEVMETHOD(dpaa2_cmd_mac_set_irq_enable, dpaa2_rc_mac_set_irq_enable), DEVMETHOD(dpaa2_cmd_mac_get_irq_status, dpaa2_rc_mac_get_irq_status), /* DPCON commands */ DEVMETHOD(dpaa2_cmd_con_open, dpaa2_rc_con_open), DEVMETHOD(dpaa2_cmd_con_close, dpaa2_rc_con_close), DEVMETHOD(dpaa2_cmd_con_reset, dpaa2_rc_con_reset), DEVMETHOD(dpaa2_cmd_con_enable, dpaa2_rc_con_enable), DEVMETHOD(dpaa2_cmd_con_disable, dpaa2_rc_con_disable), DEVMETHOD(dpaa2_cmd_con_get_attributes, dpaa2_rc_con_get_attributes), DEVMETHOD(dpaa2_cmd_con_set_notif, dpaa2_rc_con_set_notif), /* DPMCP commands */ DEVMETHOD(dpaa2_cmd_mcp_create, dpaa2_rc_mcp_create), DEVMETHOD(dpaa2_cmd_mcp_destroy, dpaa2_rc_mcp_destroy), DEVMETHOD(dpaa2_cmd_mcp_open, dpaa2_rc_mcp_open), DEVMETHOD(dpaa2_cmd_mcp_close, dpaa2_rc_mcp_close), DEVMETHOD(dpaa2_cmd_mcp_reset, dpaa2_rc_mcp_reset), DEVMETHOD_END }; static driver_t dpaa2_rc_driver = { "dpaa2_rc", dpaa2_rc_methods, sizeof(struct dpaa2_rc_softc), }; /* For root container */ DRIVER_MODULE(dpaa2_rc, dpaa2_mc, dpaa2_rc_driver, 0, 0); /* For child containers */ DRIVER_MODULE(dpaa2_rc, dpaa2_rc, dpaa2_rc_driver, 0, 0);