From 1f49e67da91ba94cc3f3a03f7e17070cc0d3696e Mon Sep 17 00:00:00 2001 From: Kalesh AP Date: Thu, 18 Jul 2019 09:06:06 +0530 Subject: [PATCH] net/bnxt: fix return values to standard error codes [ upstream commit e67daabd224bbd3d95a03f1192ea78db6314c0f4 ] Fixed the return values of few routines to return standard error code. Also fixed few error logs to more meaningful one. Fixes: 804e746c7b73 ("net/bnxt: add hardware resource manager init code") Fixes: e3d8f1e6a665 ("net/bnxt: cache address of doorbell to subsequent access") Fixes: 19e6af01bb36 ("net/bnxt: support get/set EEPROM") Fixes: b7435d660a8c ("net/bnxt: add ntuple filtering support") Signed-off-by: Kalesh AP Reviewed-by: Somnath Kotur --- drivers/net/bnxt/bnxt_ethdev.c | 44 +++++++--------------------------- drivers/net/bnxt/bnxt_hwrm.c | 30 ++++++++++------------- 2 files changed, 20 insertions(+), 54 deletions(-) diff --git a/drivers/net/bnxt/bnxt_ethdev.c b/drivers/net/bnxt/bnxt_ethdev.c index 0bfa386aad..611a5302d6 100644 --- a/drivers/net/bnxt/bnxt_ethdev.c +++ b/drivers/net/bnxt/bnxt_ethdev.c @@ -1973,7 +1973,7 @@ bnxt_ethertype_filter(struct rte_eth_dev *dev, filter1 = bnxt_get_l2_filter(bp, bfilter, vnic0); if (filter1 == NULL) { - ret = -1; + ret = -EINVAL; goto cleanup; } bfilter->enables |= @@ -2167,7 +2167,7 @@ bnxt_cfg_ntuple_filter(struct bnxt *bp, vnic0 = &bp->vnic_info[0]; filter1 = STAILQ_FIRST(&vnic0->filter); if (filter1 == NULL) { - ret = -1; + ret = -EINVAL; goto free_filter; } @@ -3107,7 +3107,6 @@ bnxt_set_eeprom_op(struct rte_eth_dev *dev, return bnxt_hwrm_flash_nvram(bp, type, ordinal, ext, attr, in_eeprom->data, in_eeprom->length); - return 0; } /* @@ -3209,48 +3208,21 @@ bool bnxt_stratus_device(struct bnxt *bp) static int bnxt_init_board(struct rte_eth_dev *eth_dev) { - struct bnxt *bp = eth_dev->data->dev_private; struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev); - int rc; + struct bnxt *bp = eth_dev->data->dev_private; /* enable device (incl. PCI PM wakeup), and bus-mastering */ - if (!pci_dev->mem_resource[0].addr) { - PMD_DRV_LOG(ERR, - "Cannot find PCI device base address, aborting\n"); - rc = -ENODEV; - goto init_err_disable; + bp->bar0 = (void *)pci_dev->mem_resource[0].addr; + bp->doorbell_base = (void *)pci_dev->mem_resource[2].addr; + if (!bp->bar0 || !bp->doorbell_base) { + PMD_DRV_LOG(ERR, "Unable to access Hardware\n"); + return -ENODEV; } bp->eth_dev = eth_dev; bp->pdev = pci_dev; - bp->bar0 = (void *)pci_dev->mem_resource[0].addr; - if (!bp->bar0) { - PMD_DRV_LOG(ERR, "Cannot map device registers, aborting\n"); - rc = -ENOMEM; - goto init_err_release; - } - - if (!pci_dev->mem_resource[2].addr) { - PMD_DRV_LOG(ERR, - "Cannot find PCI device BAR 2 address, aborting\n"); - rc = -ENODEV; - goto init_err_release; - } else { - bp->doorbell_base = (void *)pci_dev->mem_resource[2].addr; - } - return 0; - -init_err_release: - if (bp->bar0) - bp->bar0 = NULL; - if (bp->doorbell_base) - bp->doorbell_base = NULL; - -init_err_disable: - - return rc; } diff --git a/drivers/net/bnxt/bnxt_hwrm.c b/drivers/net/bnxt/bnxt_hwrm.c index 0713e86f99..865b42870b 100644 --- a/drivers/net/bnxt/bnxt_hwrm.c +++ b/drivers/net/bnxt/bnxt_hwrm.c @@ -139,14 +139,11 @@ static int bnxt_hwrm_send_message(struct bnxt *bp, void *msg, } if (i >= HWRM_CMD_TIMEOUT) { - PMD_DRV_LOG(ERR, "Error sending msg 0x%04x\n", - req->req_type); - goto err_ret; + PMD_DRV_LOG(ERR, "Error(timeout) sending msg 0x%04x\n", + req->req_type); + return -ETIMEDOUT; } return 0; - -err_ret: - return -1; } /* @@ -1133,7 +1130,7 @@ int bnxt_hwrm_ring_alloc(struct bnxt *bp, PMD_DRV_LOG(ERR, "hwrm alloc invalid ring type %d\n", ring_type); HWRM_UNLOCK(); - return -1; + return -EINVAL; } req.enables = rte_cpu_to_le_32(enables); @@ -2702,7 +2699,7 @@ int bnxt_hwrm_allocate_pf_only(struct bnxt *bp) if (!BNXT_PF(bp)) { PMD_DRV_LOG(ERR, "Attempt to allcoate VFs on a VF!\n"); - return -1; + return -EINVAL; } rc = bnxt_hwrm_func_qcaps(bp); @@ -2729,7 +2726,7 @@ int bnxt_hwrm_allocate_vfs(struct bnxt *bp, int num_vfs) if (!BNXT_PF(bp)) { PMD_DRV_LOG(ERR, "Attempt to allcoate VFs on a VF!\n"); - return -1; + return -EINVAL; } rc = bnxt_hwrm_func_qcaps(bp); @@ -3581,10 +3578,9 @@ int bnxt_hwrm_func_vf_vnic_query_and_config(struct bnxt *bp, uint16_t vf, vnic_id_sz = bp->pf.total_vnics * sizeof(*vnic_ids); vnic_ids = rte_malloc("bnxt_hwrm_vf_vnic_ids_query", vnic_id_sz, RTE_CACHE_LINE_SIZE); - if (vnic_ids == NULL) { - rc = -ENOMEM; - return rc; - } + if (vnic_ids == NULL) + return -ENOMEM; + for (sz = 0; sz < vnic_id_sz; sz += getpagesize()) rte_mem_lock_page(((char *)vnic_ids) + sz); @@ -3651,10 +3647,8 @@ int bnxt_hwrm_func_qcfg_vf_dflt_vnic_id(struct bnxt *bp, int vf) vnic_id_sz = bp->pf.total_vnics * sizeof(*vnic_ids); vnic_ids = rte_malloc("bnxt_hwrm_vf_vnic_ids_query", vnic_id_sz, RTE_CACHE_LINE_SIZE); - if (vnic_ids == NULL) { - rc = -ENOMEM; - return rc; - } + if (vnic_ids == NULL) + return -ENOMEM; for (sz = 0; sz < vnic_id_sz; sz += getpagesize()) rte_mem_lock_page(((char *)vnic_ids) + sz); @@ -3685,7 +3679,7 @@ int bnxt_hwrm_func_qcfg_vf_dflt_vnic_id(struct bnxt *bp, int vf) PMD_DRV_LOG(ERR, "No default VNIC\n"); exit: rte_free(vnic_ids); - return -1; + return rc; } int bnxt_hwrm_set_em_filter(struct bnxt *bp,