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Date: Sun, 18 Jun 2017 14:28:06 +0300
From: <netanel@...zon.com>
To: <davem@...emloft.net>, <netdev@...r.kernel.org>
CC: Netanel Belgazal <netanel@...zon.com>, <dwmw@...zon.com>,
<zorik@...zon.com>, <matua@...zon.com>, <saeedb@...zon.com>,
<msw@...zon.com>, <aliguori@...zon.com>, <nafea@...zon.com>,
<evgenys@...zon.com>
Subject: [PATCH net-next 01/13] net: ena: change return value for unsupported features unsupported return value
From: Netanel Belgazal <netanel@...zon.com>
return -EOPNOTSUPP instead of -EPERM.
Signed-off-by: Netanel Belgazal <netanel@...zon.com>
---
drivers/net/ethernet/amazon/ena/ena_com.c | 22 +++++++++++-----------
drivers/net/ethernet/amazon/ena/ena_ethtool.c | 10 +++-------
drivers/net/ethernet/amazon/ena/ena_netdev.c | 20 ++++++++++----------
3 files changed, 24 insertions(+), 28 deletions(-)
diff --git a/drivers/net/ethernet/amazon/ena/ena_com.c b/drivers/net/ethernet/amazon/ena/ena_com.c
index f5b237e0bd60..02752d5b5b60 100644
--- a/drivers/net/ethernet/amazon/ena/ena_com.c
+++ b/drivers/net/ethernet/amazon/ena/ena_com.c
@@ -494,7 +494,7 @@ static int ena_com_comp_status_to_errno(u8 comp_status)
case ENA_ADMIN_RESOURCE_ALLOCATION_FAILURE:
return -ENOMEM;
case ENA_ADMIN_UNSUPPORTED_OPCODE:
- return -EPERM;
+ return -EOPNOTSUPP;
case ENA_ADMIN_BAD_OPCODE:
case ENA_ADMIN_MALFORMED_REQUEST:
case ENA_ADMIN_ILLEGAL_PARAMETER:
@@ -786,7 +786,7 @@ static int ena_com_get_feature_ex(struct ena_com_dev *ena_dev,
if (!ena_com_check_supported_feature_id(ena_dev, feature_id)) {
pr_debug("Feature %d isn't supported\n", feature_id);
- return -EPERM;
+ return -EOPNOTSUPP;
}
memset(&get_cmd, 0x0, sizeof(get_cmd));
@@ -1324,7 +1324,7 @@ int ena_com_set_aenq_config(struct ena_com_dev *ena_dev, u32 groups_flag)
if ((get_resp.u.aenq.supported_groups & groups_flag) != groups_flag) {
pr_warn("Trying to set unsupported aenq events. supported flag: %x asked flag: %x\n",
get_resp.u.aenq.supported_groups, groups_flag);
- return -EPERM;
+ return -EOPNOTSUPP;
}
memset(&cmd, 0x0, sizeof(cmd));
@@ -1909,7 +1909,7 @@ int ena_com_set_dev_mtu(struct ena_com_dev *ena_dev, int mtu)
if (!ena_com_check_supported_feature_id(ena_dev, ENA_ADMIN_MTU)) {
pr_debug("Feature %d isn't supported\n", ENA_ADMIN_MTU);
- return -EPERM;
+ return -EOPNOTSUPP;
}
memset(&cmd, 0x0, sizeof(cmd));
@@ -1963,7 +1963,7 @@ int ena_com_set_hash_function(struct ena_com_dev *ena_dev)
ENA_ADMIN_RSS_HASH_FUNCTION)) {
pr_debug("Feature %d isn't supported\n",
ENA_ADMIN_RSS_HASH_FUNCTION);
- return -EPERM;
+ return -EOPNOTSUPP;
}
/* Validate hash function is supported */
@@ -1975,7 +1975,7 @@ int ena_com_set_hash_function(struct ena_com_dev *ena_dev)
if (get_resp.u.flow_hash_func.supported_func & (1 << rss->hash_func)) {
pr_err("Func hash %d isn't supported by device, abort\n",
rss->hash_func);
- return -EPERM;
+ return -EOPNOTSUPP;
}
memset(&cmd, 0x0, sizeof(cmd));
@@ -2034,7 +2034,7 @@ int ena_com_fill_hash_function(struct ena_com_dev *ena_dev,
if (!((1 << func) & get_resp.u.flow_hash_func.supported_func)) {
pr_err("Flow hash function %d isn't supported\n", func);
- return -EPERM;
+ return -EOPNOTSUPP;
}
switch (func) {
@@ -2127,7 +2127,7 @@ int ena_com_set_hash_ctrl(struct ena_com_dev *ena_dev)
ENA_ADMIN_RSS_HASH_INPUT)) {
pr_debug("Feature %d isn't supported\n",
ENA_ADMIN_RSS_HASH_INPUT);
- return -EPERM;
+ return -EOPNOTSUPP;
}
memset(&cmd, 0x0, sizeof(cmd));
@@ -2208,7 +2208,7 @@ int ena_com_set_default_hash_ctrl(struct ena_com_dev *ena_dev)
pr_err("hash control doesn't support all the desire configuration. proto %x supported %x selected %x\n",
i, hash_ctrl->supported_fields[i].fields,
hash_ctrl->selected_fields[i].fields);
- return -EPERM;
+ return -EOPNOTSUPP;
}
}
@@ -2286,7 +2286,7 @@ int ena_com_indirect_table_set(struct ena_com_dev *ena_dev)
ena_dev, ENA_ADMIN_RSS_REDIRECTION_TABLE_CONFIG)) {
pr_debug("Feature %d isn't supported\n",
ENA_ADMIN_RSS_REDIRECTION_TABLE_CONFIG);
- return -EPERM;
+ return -EOPNOTSUPP;
}
ret = ena_com_ind_tbl_convert_to_device(ena_dev);
@@ -2553,7 +2553,7 @@ int ena_com_init_interrupt_moderation(struct ena_com_dev *ena_dev)
ENA_ADMIN_INTERRUPT_MODERATION);
if (rc) {
- if (rc == -EPERM) {
+ if (rc == -EOPNOTSUPP) {
pr_debug("Feature %d isn't supported\n",
ENA_ADMIN_INTERRUPT_MODERATION);
rc = 0;
diff --git a/drivers/net/ethernet/amazon/ena/ena_ethtool.c b/drivers/net/ethernet/amazon/ena/ena_ethtool.c
index 3ee55e2fd694..d51a67f4df02 100644
--- a/drivers/net/ethernet/amazon/ena/ena_ethtool.c
+++ b/drivers/net/ethernet/amazon/ena/ena_ethtool.c
@@ -539,12 +539,8 @@ static int ena_get_rss_hash(struct ena_com_dev *ena_dev,
}
rc = ena_com_get_hash_ctrl(ena_dev, proto, &hash_fields);
- if (rc) {
- /* If device don't have permission, return unsupported */
- if (rc == -EPERM)
- rc = -EOPNOTSUPP;
+ if (rc)
return rc;
- }
cmd->data = ena_flow_hash_to_flow_type(hash_fields);
@@ -612,7 +608,7 @@ static int ena_set_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *info)
rc = -EOPNOTSUPP;
}
- return (rc == -EPERM) ? -EOPNOTSUPP : rc;
+ return rc;
}
static int ena_get_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *info,
@@ -638,7 +634,7 @@ static int ena_get_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *info,
rc = -EOPNOTSUPP;
}
- return (rc == -EPERM) ? -EOPNOTSUPP : rc;
+ return rc;
}
static u32 ena_get_rxfh_indir_size(struct net_device *netdev)
diff --git a/drivers/net/ethernet/amazon/ena/ena_netdev.c b/drivers/net/ethernet/amazon/ena/ena_netdev.c
index 4f16ed38bcf3..8d4f65ea985c 100644
--- a/drivers/net/ethernet/amazon/ena/ena_netdev.c
+++ b/drivers/net/ethernet/amazon/ena/ena_netdev.c
@@ -1446,7 +1446,7 @@ static int ena_rss_configure(struct ena_adapter *adapter)
/* In case the RSS table wasn't initialized by probe */
if (!ena_dev->rss.tbl_log_size) {
rc = ena_rss_init_default(adapter);
- if (rc && (rc != -EPERM)) {
+ if (rc && (rc != -EOPNOTSUPP)) {
netif_err(adapter, ifup, adapter->netdev,
"Failed to init RSS rc: %d\n", rc);
return rc;
@@ -1455,17 +1455,17 @@ static int ena_rss_configure(struct ena_adapter *adapter)
/* Set indirect table */
rc = ena_com_indirect_table_set(ena_dev);
- if (unlikely(rc && rc != -EPERM))
+ if (unlikely(rc && rc != -EOPNOTSUPP))
return rc;
/* Configure hash function (if supported) */
rc = ena_com_set_hash_function(ena_dev);
- if (unlikely(rc && (rc != -EPERM)))
+ if (unlikely(rc && (rc != -EOPNOTSUPP)))
return rc;
/* Configure hash inputs (if supported) */
rc = ena_com_set_hash_ctrl(ena_dev);
- if (unlikely(rc && (rc != -EPERM)))
+ if (unlikely(rc && (rc != -EOPNOTSUPP)))
return rc;
return 0;
@@ -2144,7 +2144,7 @@ static void ena_config_host_info(struct ena_com_dev *ena_dev)
rc = ena_com_set_host_attributes(ena_dev);
if (rc) {
- if (rc == -EPERM)
+ if (rc == -EOPNOTSUPP)
pr_warn("Cannot set host attributes\n");
else
pr_err("Cannot set host attributes\n");
@@ -2181,7 +2181,7 @@ static void ena_config_debug_area(struct ena_adapter *adapter)
rc = ena_com_set_host_attributes(adapter->ena_dev);
if (rc) {
- if (rc == -EPERM)
+ if (rc == -EOPNOTSUPP)
netif_warn(adapter, drv, adapter->netdev,
"Cannot set host attributes\n");
else
@@ -2886,7 +2886,7 @@ static int ena_rss_init_default(struct ena_adapter *adapter)
val = ethtool_rxfh_indir_default(i, adapter->num_queues);
rc = ena_com_indirect_table_fill_entry(ena_dev, i,
ENA_IO_RXQ_IDX(val));
- if (unlikely(rc && (rc != -EPERM))) {
+ if (unlikely(rc && (rc != -EOPNOTSUPP))) {
dev_err(dev, "Cannot fill indirect table\n");
goto err_fill_indir;
}
@@ -2894,13 +2894,13 @@ static int ena_rss_init_default(struct ena_adapter *adapter)
rc = ena_com_fill_hash_function(ena_dev, ENA_ADMIN_CRC32, NULL,
ENA_HASH_KEY_SIZE, 0xFFFFFFFF);
- if (unlikely(rc && (rc != -EPERM))) {
+ if (unlikely(rc && (rc != -EOPNOTSUPP))) {
dev_err(dev, "Cannot fill hash function\n");
goto err_fill_indir;
}
rc = ena_com_set_default_hash_ctrl(ena_dev);
- if (unlikely(rc && (rc != -EPERM))) {
+ if (unlikely(rc && (rc != -EOPNOTSUPP))) {
dev_err(dev, "Cannot fill hash control\n");
goto err_fill_indir;
}
@@ -3114,7 +3114,7 @@ static int ena_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
goto err_worker_destroy;
}
rc = ena_rss_init_default(adapter);
- if (rc && (rc != -EPERM)) {
+ if (rc && (rc != -EOPNOTSUPP)) {
dev_err(&pdev->dev, "Cannot init RSS rc: %d\n", rc);
goto err_free_msix;
}
--
2.7.4
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