* Copyright(c) 2018-2019 Pensando Systems, Inc. All rights reserved.
*/
+#include <stdbool.h>
+
#include <rte_malloc.h>
#include "ionic_dev.h"
+#include "ionic_lif.h"
#include "ionic.h"
int
struct ionic_dev *idev = &adapter->idev;
uint32_t sig;
u_char *bar0_base;
+ unsigned int i;
/* BAR0: dev_cmd and interrupts */
if (num_bars < 1) {
return -EFAULT;
}
+ for (i = 0; i < IONIC_DEVINFO_FWVERS_BUFLEN; i++)
+ adapter->fw_version[i] =
+ ioread8(&idev->dev_info->fw_version[i]);
+ adapter->fw_version[IONIC_DEVINFO_FWVERS_BUFLEN - 1] = '\0';
+
+ IONIC_PRINT(DEBUG, "Firmware version: %s", adapter->fw_version);
+
/* BAR1: doorbells */
bar++;
if (num_bars < 2) {
}
idev->db_pages = bar->vaddr;
- idev->phy_db_pages = bar->bus_addr;
return 0;
}
ionic_dev_cmd_comp(struct ionic_dev *idev, void *mem)
{
union ionic_dev_cmd_comp *comp = mem;
- unsigned int i;
- uint32_t comp_size = sizeof(comp->words) /
- sizeof(comp->words[0]);
+ uint32_t comp_size = RTE_DIM(comp->words);
+ uint32_t i;
for (i = 0; i < comp_size; i++)
comp->words[i] = ioread32(&idev->dev_cmd->comp.words[i]);
void
ionic_dev_cmd_go(struct ionic_dev *idev, union ionic_dev_cmd *cmd)
{
- unsigned int i;
- uint32_t cmd_size = sizeof(cmd->words) /
- sizeof(cmd->words[0]);
+ uint32_t cmd_size = RTE_DIM(cmd->words);
+ uint32_t i;
+
+ IONIC_PRINT(DEBUG, "Sending %s (%d) via dev_cmd",
+ ionic_opcode_to_str(cmd->cmd.opcode), cmd->cmd.opcode);
for (i = 0; i < cmd_size; i++)
iowrite32(cmd->words[i], &idev->dev_cmd->cmd.words[i]);
ionic_dev_cmd_go(idev, &cmd);
}
+
+/* Port commands */
+
+void
+ionic_dev_cmd_port_identify(struct ionic_dev *idev)
+{
+ union ionic_dev_cmd cmd = {
+ .port_init.opcode = IONIC_CMD_PORT_IDENTIFY,
+ .port_init.index = 0,
+ };
+
+ ionic_dev_cmd_go(idev, &cmd);
+}
+
+void
+ionic_dev_cmd_port_init(struct ionic_dev *idev)
+{
+ union ionic_dev_cmd cmd = {
+ .port_init.opcode = IONIC_CMD_PORT_INIT,
+ .port_init.index = 0,
+ .port_init.info_pa = rte_cpu_to_le_64(idev->port_info_pa),
+ };
+
+ ionic_dev_cmd_go(idev, &cmd);
+}
+
+void
+ionic_dev_cmd_port_reset(struct ionic_dev *idev)
+{
+ union ionic_dev_cmd cmd = {
+ .port_reset.opcode = IONIC_CMD_PORT_RESET,
+ .port_reset.index = 0,
+ };
+
+ ionic_dev_cmd_go(idev, &cmd);
+}
+
+void
+ionic_dev_cmd_port_state(struct ionic_dev *idev, uint8_t state)
+{
+ union ionic_dev_cmd cmd = {
+ .port_setattr.opcode = IONIC_CMD_PORT_SETATTR,
+ .port_setattr.index = 0,
+ .port_setattr.attr = IONIC_PORT_ATTR_STATE,
+ .port_setattr.state = state,
+ };
+
+ ionic_dev_cmd_go(idev, &cmd);
+}
+
+void
+ionic_dev_cmd_port_speed(struct ionic_dev *idev, uint32_t speed)
+{
+ union ionic_dev_cmd cmd = {
+ .port_setattr.opcode = IONIC_CMD_PORT_SETATTR,
+ .port_setattr.index = 0,
+ .port_setattr.attr = IONIC_PORT_ATTR_SPEED,
+ .port_setattr.speed = rte_cpu_to_le_32(speed),
+ };
+
+ ionic_dev_cmd_go(idev, &cmd);
+}
+
+void
+ionic_dev_cmd_port_mtu(struct ionic_dev *idev, uint32_t mtu)
+{
+ union ionic_dev_cmd cmd = {
+ .port_setattr.opcode = IONIC_CMD_PORT_SETATTR,
+ .port_setattr.index = 0,
+ .port_setattr.attr = IONIC_PORT_ATTR_MTU,
+ .port_setattr.mtu = rte_cpu_to_le_32(mtu),
+ };
+
+ ionic_dev_cmd_go(idev, &cmd);
+}
+
+void
+ionic_dev_cmd_port_autoneg(struct ionic_dev *idev, uint8_t an_enable)
+{
+ union ionic_dev_cmd cmd = {
+ .port_setattr.opcode = IONIC_CMD_PORT_SETATTR,
+ .port_setattr.index = 0,
+ .port_setattr.attr = IONIC_PORT_ATTR_AUTONEG,
+ .port_setattr.an_enable = an_enable,
+ };
+
+ ionic_dev_cmd_go(idev, &cmd);
+}
+
+void
+ionic_dev_cmd_port_fec(struct ionic_dev *idev, uint8_t fec_type)
+{
+ union ionic_dev_cmd cmd = {
+ .port_setattr.opcode = IONIC_CMD_PORT_SETATTR,
+ .port_setattr.index = 0,
+ .port_setattr.attr = IONIC_PORT_ATTR_FEC,
+ .port_setattr.fec_type = fec_type,
+ };
+
+ ionic_dev_cmd_go(idev, &cmd);
+}
+
+void
+ionic_dev_cmd_port_pause(struct ionic_dev *idev, uint8_t pause_type)
+{
+ union ionic_dev_cmd cmd = {
+ .port_setattr.opcode = IONIC_CMD_PORT_SETATTR,
+ .port_setattr.index = 0,
+ .port_setattr.attr = IONIC_PORT_ATTR_PAUSE,
+ .port_setattr.pause_type = pause_type,
+ };
+
+ ionic_dev_cmd_go(idev, &cmd);
+}
+
+void
+ionic_dev_cmd_port_loopback(struct ionic_dev *idev, uint8_t loopback_mode)
+{
+ union ionic_dev_cmd cmd = {
+ .port_setattr.opcode = IONIC_CMD_PORT_SETATTR,
+ .port_setattr.index = 0,
+ .port_setattr.attr = IONIC_PORT_ATTR_LOOPBACK,
+ .port_setattr.loopback_mode = loopback_mode,
+ };
+
+ ionic_dev_cmd_go(idev, &cmd);
+}
+
+/* LIF commands */
+
+void
+ionic_dev_cmd_queue_identify(struct ionic_dev *idev,
+ uint16_t lif_type, uint8_t qtype, uint8_t qver)
+{
+ union ionic_dev_cmd cmd = {
+ .q_identify.opcode = IONIC_CMD_Q_IDENTIFY,
+ .q_identify.lif_type = rte_cpu_to_le_16(lif_type),
+ .q_identify.type = qtype,
+ .q_identify.ver = qver,
+ };
+
+ ionic_dev_cmd_go(idev, &cmd);
+}
+
+void
+ionic_dev_cmd_lif_identify(struct ionic_dev *idev, uint8_t type, uint8_t ver)
+{
+ union ionic_dev_cmd cmd = {
+ .lif_identify.opcode = IONIC_CMD_LIF_IDENTIFY,
+ .lif_identify.type = type,
+ .lif_identify.ver = ver,
+ };
+
+ ionic_dev_cmd_go(idev, &cmd);
+}
+
+void
+ionic_dev_cmd_lif_init(struct ionic_dev *idev, rte_iova_t info_pa)
+{
+ union ionic_dev_cmd cmd = {
+ .lif_init.opcode = IONIC_CMD_LIF_INIT,
+ .lif_init.info_pa = rte_cpu_to_le_64(info_pa),
+ };
+
+ ionic_dev_cmd_go(idev, &cmd);
+}
+
+void
+ionic_dev_cmd_lif_reset(struct ionic_dev *idev)
+{
+ union ionic_dev_cmd cmd = {
+ .lif_init.opcode = IONIC_CMD_LIF_RESET,
+ };
+
+ ionic_dev_cmd_go(idev, &cmd);
+}
+
+struct ionic_doorbell *
+ionic_db_map(struct ionic_lif *lif, struct ionic_queue *q)
+{
+ return lif->kern_dbpage + q->hw_type;
+}
+
+void
+ionic_intr_init(struct ionic_dev *idev, struct ionic_intr_info *intr,
+ unsigned long index)
+{
+ ionic_intr_clean(idev->intr_ctrl, index);
+ intr->index = index;
+}
+
+void
+ionic_dev_cmd_adminq_init(struct ionic_dev *idev, struct ionic_qcq *qcq)
+{
+ struct ionic_queue *q = &qcq->q;
+ struct ionic_cq *cq = &qcq->cq;
+
+ union ionic_dev_cmd cmd = {
+ .q_init.opcode = IONIC_CMD_Q_INIT,
+ .q_init.type = q->type,
+ .q_init.ver = qcq->lif->qtype_info[q->type].version,
+ .q_init.index = rte_cpu_to_le_32(q->index),
+ .q_init.flags = rte_cpu_to_le_16(IONIC_QINIT_F_ENA),
+ .q_init.intr_index = rte_cpu_to_le_16(IONIC_INTR_NONE),
+ .q_init.ring_size = rte_log2_u32(q->num_descs),
+ .q_init.ring_base = rte_cpu_to_le_64(q->base_pa),
+ .q_init.cq_ring_base = rte_cpu_to_le_64(cq->base_pa),
+ };
+
+ IONIC_PRINT(DEBUG, "adminq.q_init.ver %u", cmd.q_init.ver);
+
+ ionic_dev_cmd_go(idev, &cmd);
+}
+
+int
+ionic_cq_init(struct ionic_cq *cq, uint16_t num_descs)
+{
+ if (!rte_is_power_of_2(num_descs) ||
+ num_descs < IONIC_MIN_RING_DESC ||
+ num_descs > IONIC_MAX_RING_DESC) {
+ IONIC_PRINT(ERR, "%u descriptors (min: %u max: %u)",
+ num_descs, IONIC_MIN_RING_DESC, IONIC_MAX_RING_DESC);
+ return -EINVAL;
+ }
+
+ cq->num_descs = num_descs;
+ cq->size_mask = num_descs - 1;
+ cq->tail_idx = 0;
+ cq->done_color = 1;
+
+ return 0;
+}
+
+void
+ionic_cq_map(struct ionic_cq *cq, void *base, rte_iova_t base_pa)
+{
+ cq->base = base;
+ cq->base_pa = base_pa;
+}
+
+uint32_t
+ionic_cq_service(struct ionic_cq *cq, uint32_t work_to_do,
+ ionic_cq_cb cb, void *cb_arg)
+{
+ uint32_t work_done = 0;
+
+ if (work_to_do == 0)
+ return 0;
+
+ while (cb(cq, cq->tail_idx, cb_arg)) {
+ cq->tail_idx = Q_NEXT_TO_SRVC(cq, 1);
+ if (cq->tail_idx == 0)
+ cq->done_color = !cq->done_color;
+
+ if (++work_done == work_to_do)
+ break;
+ }
+
+ return work_done;
+}
+
+int
+ionic_q_init(struct ionic_queue *q, uint32_t index, uint16_t num_descs)
+{
+ uint32_t ring_size;
+
+ if (!rte_is_power_of_2(num_descs))
+ return -EINVAL;
+
+ ring_size = rte_log2_u32(num_descs);
+ if (ring_size < 2 || ring_size > 16)
+ return -EINVAL;
+
+ q->index = index;
+ q->num_descs = num_descs;
+ q->size_mask = num_descs - 1;
+ q->head_idx = 0;
+ q->tail_idx = 0;
+
+ return 0;
+}
+
+void
+ionic_q_map(struct ionic_queue *q, void *base, rte_iova_t base_pa)
+{
+ q->base = base;
+ q->base_pa = base_pa;
+}
+
+void
+ionic_q_sg_map(struct ionic_queue *q, void *base, rte_iova_t base_pa)
+{
+ q->sg_base = base;
+ q->sg_base_pa = base_pa;
+}