[08/12] net/ena: remove unnecessary cast

Message ID 20190529191501.19053-9-stephen@networkplumber.org (mailing list archive)
State Accepted, archived
Delegated to: Ferruh Yigit
Headers
Series cleanup useless casts of void * |

Checks

Context Check Description
ci/checkpatch warning coding style issues
ci/Intel-compilation fail Compilation issues

Commit Message

Stephen Hemminger May 29, 2019, 7:14 p.m. UTC
  The device private pointer (dev_private) is of type void *
therefore no cast is necessary in C.

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
---
 drivers/net/ena/ena_ethdev.c | 66 +++++++++++++-----------------------
 1 file changed, 24 insertions(+), 42 deletions(-)
  

Comments

Ferruh Yigit June 5, 2019, 2:28 p.m. UTC | #1
On 5/29/2019 8:14 PM, Stephen Hemminger wrote:
> The device private pointer (dev_private) is of type void *
> therefore no cast is necessary in C.
> 
> Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>

<...>

> @@ -768,9 +765,7 @@ static int ena_link_update(struct rte_eth_dev *dev,
>  			   __rte_unused int wait_to_complete)
>  {
>  	struct rte_eth_link *link = &dev->data->dev_link;
> -	struct ena_adapter *adapter;
> -
> -	adapter = (struct ena_adapter *)(dev->data->dev_private);
> +	struct ena_adapter *adapter =dev->data->dev_private;

Needs space around "=", fixing while merging.

<...>

> @@ -2506,8 +2490,7 @@ static int ena_xstats_get(struct rte_eth_dev *dev,
>  			  struct rte_eth_xstat *xstats,
>  			  unsigned int n)
>  {
> -	struct ena_adapter *adapter =
> -			(struct ena_adapter *)(dev->data->dev_private);
> +	struct ena_adapter *adapter =dev->data->dev_private;

Needs space around "=", fixing while merging.
  

Patch

diff --git a/drivers/net/ena/ena_ethdev.c b/drivers/net/ena/ena_ethdev.c
index b6651fc0fddb..ff88b178afa4 100644
--- a/drivers/net/ena/ena_ethdev.c
+++ b/drivers/net/ena/ena_ethdev.c
@@ -493,8 +493,7 @@  static void ena_close(struct rte_eth_dev *dev)
 {
 	struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
 	struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
-	struct ena_adapter *adapter =
-		(struct ena_adapter *)(dev->data->dev_private);
+	struct ena_adapter *adapter = dev->data->dev_private;
 
 	if (adapter->state == ENA_ADAPTER_STATE_RUNNING)
 		ena_stop(dev);
@@ -535,8 +534,7 @@  static int ena_rss_reta_update(struct rte_eth_dev *dev,
 			       struct rte_eth_rss_reta_entry64 *reta_conf,
 			       uint16_t reta_size)
 {
-	struct ena_adapter *adapter =
-		(struct ena_adapter *)(dev->data->dev_private);
+	struct ena_adapter *adapter = dev->data->dev_private;
 	struct ena_com_dev *ena_dev = &adapter->ena_dev;
 	int rc, i;
 	u16 entry_value;
@@ -591,8 +589,7 @@  static int ena_rss_reta_query(struct rte_eth_dev *dev,
 			      struct rte_eth_rss_reta_entry64 *reta_conf,
 			      uint16_t reta_size)
 {
-	struct ena_adapter *adapter =
-		(struct ena_adapter *)(dev->data->dev_private);
+	struct ena_adapter *adapter = dev->data->dev_private;
 	struct ena_com_dev *ena_dev = &adapter->ena_dev;
 	int rc;
 	int i;
@@ -768,9 +765,7 @@  static int ena_link_update(struct rte_eth_dev *dev,
 			   __rte_unused int wait_to_complete)
 {
 	struct rte_eth_link *link = &dev->data->dev_link;
-	struct ena_adapter *adapter;
-
-	adapter = (struct ena_adapter *)(dev->data->dev_private);
+	struct ena_adapter *adapter =dev->data->dev_private;
 
 	link->link_status = adapter->link_status ? ETH_LINK_UP : ETH_LINK_DOWN;
 	link->link_speed = ETH_SPEED_NUM_NONE;
@@ -782,8 +777,7 @@  static int ena_link_update(struct rte_eth_dev *dev,
 static int ena_queue_start_all(struct rte_eth_dev *dev,
 			       enum ena_ring_type ring_type)
 {
-	struct ena_adapter *adapter =
-		(struct ena_adapter *)(dev->data->dev_private);
+	struct ena_adapter *adapter = dev->data->dev_private;
 	struct ena_ring *queues = NULL;
 	int nb_queues;
 	int i = 0;
@@ -928,8 +922,7 @@  ena_calc_queue_size(struct ena_calc_queue_size_ctx *ctx)
 
 static void ena_stats_restart(struct rte_eth_dev *dev)
 {
-	struct ena_adapter *adapter =
-		(struct ena_adapter *)(dev->data->dev_private);
+	struct ena_adapter *adapter = dev->data->dev_private;
 
 	rte_atomic64_init(&adapter->drv_stats->ierrors);
 	rte_atomic64_init(&adapter->drv_stats->oerrors);
@@ -941,8 +934,7 @@  static int ena_stats_get(struct rte_eth_dev *dev,
 			  struct rte_eth_stats *stats)
 {
 	struct ena_admin_basic_stats ena_stats;
-	struct ena_adapter *adapter =
-		(struct ena_adapter *)(dev->data->dev_private);
+	struct ena_adapter *adapter = dev->data->dev_private;
 	struct ena_com_dev *ena_dev = &adapter->ena_dev;
 	int rc;
 	int i;
@@ -1005,7 +997,7 @@  static int ena_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
 
 	ena_assert_msg(dev->data != NULL, "Uninitialized device\n");
 	ena_assert_msg(dev->data->dev_private != NULL, "Uninitialized device\n");
-	adapter = (struct ena_adapter *)(dev->data->dev_private);
+	adapter = dev->data->dev_private;
 
 	ena_dev = &adapter->ena_dev;
 	ena_assert_msg(ena_dev != NULL, "Uninitialized device\n");
@@ -1029,8 +1021,7 @@  static int ena_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
 
 static int ena_start(struct rte_eth_dev *dev)
 {
-	struct ena_adapter *adapter =
-		(struct ena_adapter *)(dev->data->dev_private);
+	struct ena_adapter *adapter = dev->data->dev_private;
 	uint64_t ticks;
 	int rc = 0;
 
@@ -1076,8 +1067,7 @@  static int ena_start(struct rte_eth_dev *dev)
 
 static void ena_stop(struct rte_eth_dev *dev)
 {
-	struct ena_adapter *adapter =
-		(struct ena_adapter *)(dev->data->dev_private);
+	struct ena_adapter *adapter = dev->data->dev_private;
 	struct ena_com_dev *ena_dev = &adapter->ena_dev;
 	int rc;
 
@@ -1169,8 +1159,7 @@  static void ena_queue_stop(struct ena_ring *ring)
 static void ena_queue_stop_all(struct rte_eth_dev *dev,
 			      enum ena_ring_type ring_type)
 {
-	struct ena_adapter *adapter =
-		(struct ena_adapter *)(dev->data->dev_private);
+	struct ena_adapter *adapter = dev->data->dev_private;
 	struct ena_ring *queues = NULL;
 	uint16_t nb_queues, i;
 
@@ -1228,8 +1217,7 @@  static int ena_tx_queue_setup(struct rte_eth_dev *dev,
 			      const struct rte_eth_txconf *tx_conf)
 {
 	struct ena_ring *txq = NULL;
-	struct ena_adapter *adapter =
-		(struct ena_adapter *)(dev->data->dev_private);
+	struct ena_adapter *adapter = dev->data->dev_private;
 	unsigned int i;
 
 	txq = &adapter->tx_ring[queue_idx];
@@ -1313,8 +1301,7 @@  static int ena_rx_queue_setup(struct rte_eth_dev *dev,
 			      __rte_unused const struct rte_eth_rxconf *rx_conf,
 			      struct rte_mempool *mp)
 {
-	struct ena_adapter *adapter =
-		(struct ena_adapter *)(dev->data->dev_private);
+	struct ena_adapter *adapter = dev->data->dev_private;
 	struct ena_ring *rxq = NULL;
 	int i;
 
@@ -1558,7 +1545,7 @@  static int ena_device_init(struct ena_com_dev *ena_dev,
 
 static void ena_interrupt_handler_rte(void *cb_arg)
 {
-	struct ena_adapter *adapter = (struct ena_adapter *)cb_arg;
+	struct ena_adapter *adapter = cb_arg;
 	struct ena_com_dev *ena_dev = &adapter->ena_dev;
 
 	ena_com_admin_q_comp_intr_handler(ena_dev);
@@ -1596,7 +1583,7 @@  static void check_for_admin_com_state(struct ena_adapter *adapter)
 static void ena_timer_wd_callback(__rte_unused struct rte_timer *timer,
 				  void *arg)
 {
-	struct ena_adapter *adapter = (struct ena_adapter *)arg;
+	struct ena_adapter *adapter = arg;
 	struct rte_eth_dev *dev = adapter->rte_dev;
 
 	check_for_missing_keep_alive(adapter);
@@ -1703,8 +1690,7 @@  static int eth_ena_dev_init(struct rte_eth_dev *eth_dev)
 	struct ena_calc_queue_size_ctx calc_queue_ctx = { 0 };
 	struct rte_pci_device *pci_dev;
 	struct rte_intr_handle *intr_handle;
-	struct ena_adapter *adapter =
-		(struct ena_adapter *)(eth_dev->data->dev_private);
+	struct ena_adapter *adapter = eth_dev->data->dev_private;
 	struct ena_com_dev *ena_dev = &adapter->ena_dev;
 	struct ena_com_dev_get_features_ctx get_feat_ctx;
 	struct ena_llq_configurations llq_config;
@@ -1862,8 +1848,7 @@  static int eth_ena_dev_init(struct rte_eth_dev *eth_dev)
 
 static void ena_destroy_device(struct rte_eth_dev *eth_dev)
 {
-	struct ena_adapter *adapter =
-		(struct ena_adapter *)(eth_dev->data->dev_private);
+	struct ena_adapter *adapter = eth_dev->data->dev_private;
 	struct ena_com_dev *ena_dev = &adapter->ena_dev;
 
 	if (adapter->state == ENA_ADAPTER_STATE_FREE)
@@ -1902,8 +1887,7 @@  static int eth_ena_dev_uninit(struct rte_eth_dev *eth_dev)
 
 static int ena_dev_configure(struct rte_eth_dev *dev)
 {
-	struct ena_adapter *adapter =
-		(struct ena_adapter *)(dev->data->dev_private);
+	struct ena_adapter *adapter = dev->data->dev_private;
 
 	adapter->state = ENA_ADAPTER_STATE_CONFIG;
 
@@ -1948,7 +1932,7 @@  static void ena_infos_get(struct rte_eth_dev *dev,
 
 	ena_assert_msg(dev->data != NULL, "Uninitialized device\n");
 	ena_assert_msg(dev->data->dev_private != NULL, "Uninitialized device\n");
-	adapter = (struct ena_adapter *)(dev->data->dev_private);
+	adapter = dev->data->dev_private;
 
 	ena_dev = &adapter->ena_dev;
 	ena_assert_msg(ena_dev != NULL, "Uninitialized device\n");
@@ -2506,8 +2490,7 @@  static int ena_xstats_get(struct rte_eth_dev *dev,
 			  struct rte_eth_xstat *xstats,
 			  unsigned int n)
 {
-	struct ena_adapter *adapter =
-			(struct ena_adapter *)(dev->data->dev_private);
+	struct ena_adapter *adapter =dev->data->dev_private;
 	unsigned int xstats_count = ena_xstats_calc_num(dev);
 	unsigned int stat, i, count = 0;
 	int stat_offset;
@@ -2558,8 +2541,7 @@  static int ena_xstats_get_by_id(struct rte_eth_dev *dev,
 				uint64_t *values,
 				unsigned int n)
 {
-	struct ena_adapter *adapter =
-		(struct ena_adapter *)(dev->data->dev_private);
+	struct ena_adapter *adapter = dev->data->dev_private;
 	uint64_t id;
 	uint64_t rx_entries, tx_entries;
 	unsigned int i;
@@ -2649,7 +2631,7 @@  static void ena_update_on_link_change(void *adapter_data,
 	struct ena_admin_aenq_link_change_desc *aenq_link_desc;
 	uint32_t status;
 
-	adapter = (struct ena_adapter *)adapter_data;
+	adapter = adapter_data;
 	aenq_link_desc = (struct ena_admin_aenq_link_change_desc *)aenq_e;
 	eth_dev = adapter->rte_dev;
 
@@ -2663,7 +2645,7 @@  static void ena_update_on_link_change(void *adapter_data,
 static void ena_notification(void *data,
 			     struct ena_admin_aenq_entry *aenq_e)
 {
-	struct ena_adapter *adapter = (struct ena_adapter *)data;
+	struct ena_adapter *adapter = data;
 	struct ena_admin_ena_hw_hints *hints;
 
 	if (aenq_e->aenq_common_desc.group != ENA_ADMIN_NOTIFICATION)
@@ -2686,7 +2668,7 @@  static void ena_notification(void *data,
 static void ena_keep_alive(void *adapter_data,
 			   __rte_unused struct ena_admin_aenq_entry *aenq_e)
 {
-	struct ena_adapter *adapter = (struct ena_adapter *)adapter_data;
+	struct ena_adapter *adapter = adapter_data;
 	struct ena_admin_aenq_keep_alive_desc *desc;
 	uint64_t rx_drops;