raw/octeontx2_ep: add device configuration

[dpdk.git] / drivers / raw / octeontx2_ep / otx2_ep_rawdev.c

diff --git a/drivers/raw/octeontx2_ep/otx2_ep_rawdev.c b/drivers/raw/octeontx2_ep/otx2_ep_rawdev.c
index 04b4fac..0c56609 100644 (file)
--- a/drivers/raw/octeontx2_ep/otx2_ep_rawdev.c
+++ b/drivers/raw/octeontx2_ep/otx2_ep_rawdev.c
@@ -17,6 +17,7 @@
 
 #include "otx2_common.h"
 #include "otx2_ep_rawdev.h"
+#include "otx2_ep_vf.h"
 
 static const struct rte_pci_id pci_sdp_vf_map[] = {
        {
@@ -28,6 +29,152 @@ static const struct rte_pci_id pci_sdp_vf_map[] = {
        },
 };
 
+/* SDP_VF default configuration */
+const struct sdp_config default_sdp_conf = {
+       /* IQ attributes */
+       .iq                        = {
+               .max_iqs           = SDP_VF_CFG_IO_QUEUES,
+               .instr_type        = SDP_VF_64BYTE_INSTR,
+               .pending_list_size = (SDP_VF_MAX_IQ_DESCRIPTORS *
+                                     SDP_VF_CFG_IO_QUEUES),
+       },
+
+       /* OQ attributes */
+       .oq                        = {
+               .max_oqs           = SDP_VF_CFG_IO_QUEUES,
+               .info_ptr          = SDP_VF_OQ_INFOPTR_MODE,
+               .refill_threshold  = SDP_VF_OQ_REFIL_THRESHOLD,
+       },
+
+       .num_iqdef_descs           = SDP_VF_MAX_IQ_DESCRIPTORS,
+       .num_oqdef_descs           = SDP_VF_MAX_OQ_DESCRIPTORS,
+       .oqdef_buf_size            = SDP_VF_OQ_BUF_SIZE,
+
+};
+
+const struct sdp_config*
+sdp_get_defconf(struct sdp_device *sdp_dev __rte_unused)
+{
+       const struct sdp_config *default_conf = NULL;
+
+       default_conf = &default_sdp_conf;
+
+       return default_conf;
+}
+
+static int
+sdp_chip_specific_setup(struct sdp_device *sdpvf)
+{
+       struct rte_pci_device *pdev = sdpvf->pci_dev;
+       uint32_t dev_id = pdev->id.device_id;
+       int ret;
+
+       switch (dev_id) {
+       case PCI_DEVID_OCTEONTX2_EP_VF:
+               sdpvf->chip_id = PCI_DEVID_OCTEONTX2_EP_VF;
+               ret = sdp_vf_setup_device(sdpvf);
+
+               break;
+       default:
+               otx2_err("Unsupported device");
+               ret = -EINVAL;
+       }
+
+       if (!ret)
+               otx2_info("SDP dev_id[%d]", dev_id);
+
+       return ret;
+}
+
+/* SDP VF device initialization */
+static int
+sdp_vfdev_init(struct sdp_device *sdpvf)
+{
+       uint32_t rawdev_queues, q;
+
+       if (sdp_chip_specific_setup(sdpvf)) {
+               otx2_err("Chip specific setup failed");
+               goto setup_fail;
+       }
+
+       if (sdpvf->fn_list.setup_device_regs(sdpvf)) {
+               otx2_err("Failed to configure device registers");
+               goto setup_fail;
+       }
+
+       rawdev_queues = (uint32_t)(sdpvf->sriov_info.rings_per_vf);
+
+       /* Rawdev queues setup for enqueue/dequeue */
+       for (q = 0; q < rawdev_queues; q++) {
+               if (sdp_setup_iqs(sdpvf, q)) {
+                       otx2_err("Failed to setup IQs");
+                       goto iq_fail;
+               }
+       }
+       otx2_info("Total[%d] IQs setup", sdpvf->num_iqs);
+
+       for (q = 0; q < rawdev_queues; q++) {
+               if (sdp_setup_oqs(sdpvf, q)) {
+                       otx2_err("Failed to setup OQs");
+                       goto oq_fail;
+               }
+       }
+       otx2_info("Total [%d] OQs setup", sdpvf->num_oqs);
+
+       /* Enable IQ/OQ for this device */
+       sdpvf->fn_list.enable_io_queues(sdpvf);
+
+       /* Send OQ desc credits for OQs, credits are always
+        * sent after the OQs are enabled.
+        */
+       for (q = 0; q < rawdev_queues; q++) {
+               rte_write32(sdpvf->droq[q]->nb_desc,
+                           sdpvf->droq[q]->pkts_credit_reg);
+
+               rte_io_mb();
+               otx2_info("OQ[%d] dbells [%d]", q,
+               rte_read32(sdpvf->droq[q]->pkts_credit_reg));
+       }
+
+       rte_wmb();
+
+       otx2_info("SDP Device is Ready");
+
+       return 0;
+
+oq_fail:
+iq_fail:
+setup_fail:
+       return -ENOMEM;
+}
+
+static int
+sdp_rawdev_configure(const struct rte_rawdev *dev, rte_rawdev_obj_t config)
+{
+       struct sdp_rawdev_info *app_info = (struct sdp_rawdev_info *)config;
+       struct sdp_device *sdpvf;
+
+       if (app_info == NULL) {
+               otx2_err("Application config info [NULL]");
+               return -EINVAL;
+       }
+
+       sdpvf = (struct sdp_device *)dev->dev_private;
+
+       sdpvf->conf = app_info->app_conf;
+       sdpvf->enqdeq_mpool = app_info->enqdeq_mpool;
+
+       sdp_vfdev_init(sdpvf);
+
+       return 0;
+
+}
+
+/* SDP VF endpoint rawdev ops */
+static const struct rte_rawdev_ops sdp_rawdev_ops = {
+       .dev_configure  = sdp_rawdev_configure,
+};
+
 static int
 otx2_sdp_rawdev_probe(struct rte_pci_driver *pci_drv __rte_unused,
                      struct rte_pci_device *pci_dev)
@@ -66,6 +213,7 @@ otx2_sdp_rawdev_probe(struct rte_pci_driver *pci_drv __rte_unused,
                return -ENOMEM;
        }
 
+       sdp_rawdev->dev_ops = &sdp_rawdev_ops;
        sdp_rawdev->device = &pci_dev->device;
        sdp_rawdev->driver_name = pci_dev->driver->driver.name;