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-rw-r--r--drivers/net/ethernet/intel/ixgbevf/ethtool.c46
-rw-r--r--drivers/net/ethernet/intel/ixgbevf/ixgbevf.h8
-rw-r--r--drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c91
3 files changed, 61 insertions, 84 deletions
diff --git a/drivers/net/ethernet/intel/ixgbevf/ethtool.c b/drivers/net/ethernet/intel/ixgbevf/ethtool.c
index 515ba4e29760..f4e057486813 100644
--- a/drivers/net/ethernet/intel/ixgbevf/ethtool.c
+++ b/drivers/net/ethernet/intel/ixgbevf/ethtool.c
@@ -305,18 +305,18 @@ static int ixgbevf_set_ringparam(struct net_device *netdev,
/* clone ring and setup updated count */
tx_ring[i] = *adapter->tx_ring[i];
tx_ring[i].count = new_tx_count;
- err = ixgbevf_setup_tx_resources(adapter, &tx_ring[i]);
- if (!err)
- continue;
- while (i) {
- i--;
- ixgbevf_free_tx_resources(adapter, &tx_ring[i]);
- }
+ err = ixgbevf_setup_tx_resources(&tx_ring[i]);
+ if (err) {
+ while (i) {
+ i--;
+ ixgbevf_free_tx_resources(&tx_ring[i]);
+ }
- vfree(tx_ring);
- tx_ring = NULL;
+ vfree(tx_ring);
+ tx_ring = NULL;
- goto clear_reset;
+ goto clear_reset;
+ }
}
}
@@ -331,18 +331,18 @@ static int ixgbevf_set_ringparam(struct net_device *netdev,
/* clone ring and setup updated count */
rx_ring[i] = *adapter->rx_ring[i];
rx_ring[i].count = new_rx_count;
- err = ixgbevf_setup_rx_resources(adapter, &rx_ring[i]);
- if (!err)
- continue;
- while (i) {
- i--;
- ixgbevf_free_rx_resources(adapter, &rx_ring[i]);
- }
+ err = ixgbevf_setup_rx_resources(&rx_ring[i]);
+ if (err) {
+ while (i) {
+ i--;
+ ixgbevf_free_rx_resources(&rx_ring[i]);
+ }
- vfree(rx_ring);
- rx_ring = NULL;
+ vfree(rx_ring);
+ rx_ring = NULL;
- goto clear_reset;
+ goto clear_reset;
+ }
}
}
@@ -352,7 +352,7 @@ static int ixgbevf_set_ringparam(struct net_device *netdev,
/* Tx */
if (tx_ring) {
for (i = 0; i < adapter->num_tx_queues; i++) {
- ixgbevf_free_tx_resources(adapter, adapter->tx_ring[i]);
+ ixgbevf_free_tx_resources(adapter->tx_ring[i]);
*adapter->tx_ring[i] = tx_ring[i];
}
adapter->tx_ring_count = new_tx_count;
@@ -364,7 +364,7 @@ static int ixgbevf_set_ringparam(struct net_device *netdev,
/* Rx */
if (rx_ring) {
for (i = 0; i < adapter->num_rx_queues; i++) {
- ixgbevf_free_rx_resources(adapter, adapter->rx_ring[i]);
+ ixgbevf_free_rx_resources(adapter->rx_ring[i]);
*adapter->rx_ring[i] = rx_ring[i];
}
adapter->rx_ring_count = new_rx_count;
@@ -380,7 +380,7 @@ clear_reset:
/* free Tx resources if Rx error is encountered */
if (tx_ring) {
for (i = 0; i < adapter->num_tx_queues; i++)
- ixgbevf_free_tx_resources(adapter, &tx_ring[i]);
+ ixgbevf_free_tx_resources(&tx_ring[i]);
vfree(tx_ring);
}
diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf.h b/drivers/net/ethernet/intel/ixgbevf/ixgbevf.h
index 0547e40980cb..59a75746ae3e 100644
--- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf.h
+++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf.h
@@ -420,10 +420,10 @@ void ixgbevf_down(struct ixgbevf_adapter *adapter);
void ixgbevf_reinit_locked(struct ixgbevf_adapter *adapter);
void ixgbevf_reset(struct ixgbevf_adapter *adapter);
void ixgbevf_set_ethtool_ops(struct net_device *netdev);
-int ixgbevf_setup_rx_resources(struct ixgbevf_adapter *, struct ixgbevf_ring *);
-int ixgbevf_setup_tx_resources(struct ixgbevf_adapter *, struct ixgbevf_ring *);
-void ixgbevf_free_rx_resources(struct ixgbevf_adapter *, struct ixgbevf_ring *);
-void ixgbevf_free_tx_resources(struct ixgbevf_adapter *, struct ixgbevf_ring *);
+int ixgbevf_setup_rx_resources(struct ixgbevf_ring *);
+int ixgbevf_setup_tx_resources(struct ixgbevf_ring *);
+void ixgbevf_free_rx_resources(struct ixgbevf_ring *);
+void ixgbevf_free_tx_resources(struct ixgbevf_ring *);
void ixgbevf_update_stats(struct ixgbevf_adapter *adapter);
int ethtool_ioctl(struct ifreq *ifr);
diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
index 9c9291803fdd..a9dd67814c2d 100644
--- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
+++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
@@ -368,34 +368,31 @@ static void ixgbevf_alloc_rx_buffers(struct ixgbevf_adapter *adapter,
struct ixgbevf_ring *rx_ring,
int cleaned_count)
{
- struct pci_dev *pdev = adapter->pdev;
union ixgbe_adv_rx_desc *rx_desc;
struct ixgbevf_rx_buffer *bi;
unsigned int i = rx_ring->next_to_use;
- bi = &rx_ring->rx_buffer_info[i];
-
while (cleaned_count--) {
rx_desc = IXGBEVF_RX_DESC(rx_ring, i);
+ bi = &rx_ring->rx_buffer_info[i];
if (!bi->skb) {
struct sk_buff *skb;
skb = netdev_alloc_skb_ip_align(rx_ring->netdev,
rx_ring->rx_buf_len);
- if (!skb) {
- adapter->alloc_rx_buff_failed++;
+ if (!skb)
goto no_buffers;
- }
+
bi->skb = skb;
- bi->dma = dma_map_single(&pdev->dev, skb->data,
+ bi->dma = dma_map_single(rx_ring->dev, skb->data,
rx_ring->rx_buf_len,
DMA_FROM_DEVICE);
- if (dma_mapping_error(&pdev->dev, bi->dma)) {
+ if (dma_mapping_error(rx_ring->dev, bi->dma)) {
dev_kfree_skb(skb);
bi->skb = NULL;
- dev_err(&pdev->dev, "RX DMA map failed\n");
+ dev_err(rx_ring->dev, "Rx DMA map failed\n");
break;
}
}
@@ -404,10 +401,10 @@ static void ixgbevf_alloc_rx_buffers(struct ixgbevf_adapter *adapter,
i++;
if (i == rx_ring->count)
i = 0;
- bi = &rx_ring->rx_buffer_info[i];
}
no_buffers:
+ adapter->alloc_rx_buff_failed++;
if (rx_ring->next_to_use != i)
ixgbevf_release_rx_desc(rx_ring, i);
}
@@ -425,7 +422,6 @@ static int ixgbevf_clean_rx_irq(struct ixgbevf_q_vector *q_vector,
int budget)
{
struct ixgbevf_adapter *adapter = q_vector->adapter;
- struct pci_dev *pdev = adapter->pdev;
union ixgbe_adv_rx_desc *rx_desc, *next_rxd;
struct ixgbevf_rx_buffer *rx_buffer_info, *next_buffer;
struct sk_buff *skb;
@@ -451,7 +447,7 @@ static int ixgbevf_clean_rx_irq(struct ixgbevf_q_vector *q_vector,
rx_buffer_info->skb = NULL;
if (rx_buffer_info->dma) {
- dma_unmap_single(&pdev->dev, rx_buffer_info->dma,
+ dma_unmap_single(rx_ring->dev, rx_buffer_info->dma,
rx_ring->rx_buf_len,
DMA_FROM_DEVICE);
rx_buffer_info->dma = 0;
@@ -1633,13 +1629,10 @@ void ixgbevf_up(struct ixgbevf_adapter *adapter)
/**
* ixgbevf_clean_rx_ring - Free Rx Buffers per Queue
- * @adapter: board private structure
* @rx_ring: ring to free buffers from
**/
-static void ixgbevf_clean_rx_ring(struct ixgbevf_adapter *adapter,
- struct ixgbevf_ring *rx_ring)
+static void ixgbevf_clean_rx_ring(struct ixgbevf_ring *rx_ring)
{
- struct pci_dev *pdev = adapter->pdev;
unsigned long size;
unsigned int i;
@@ -1652,7 +1645,7 @@ static void ixgbevf_clean_rx_ring(struct ixgbevf_adapter *adapter,
rx_buffer_info = &rx_ring->rx_buffer_info[i];
if (rx_buffer_info->dma) {
- dma_unmap_single(&pdev->dev, rx_buffer_info->dma,
+ dma_unmap_single(rx_ring->dev, rx_buffer_info->dma,
rx_ring->rx_buf_len,
DMA_FROM_DEVICE);
rx_buffer_info->dma = 0;
@@ -1677,11 +1670,9 @@ static void ixgbevf_clean_rx_ring(struct ixgbevf_adapter *adapter,
/**
* ixgbevf_clean_tx_ring - Free Tx Buffers
- * @adapter: board private structure
* @tx_ring: ring to be cleaned
**/
-static void ixgbevf_clean_tx_ring(struct ixgbevf_adapter *adapter,
- struct ixgbevf_ring *tx_ring)
+static void ixgbevf_clean_tx_ring(struct ixgbevf_ring *tx_ring)
{
struct ixgbevf_tx_buffer *tx_buffer_info;
unsigned long size;
@@ -1711,7 +1702,7 @@ static void ixgbevf_clean_all_rx_rings(struct ixgbevf_adapter *adapter)
int i;
for (i = 0; i < adapter->num_rx_queues; i++)
- ixgbevf_clean_rx_ring(adapter, adapter->rx_ring[i]);
+ ixgbevf_clean_rx_ring(adapter->rx_ring[i]);
}
/**
@@ -1723,7 +1714,7 @@ static void ixgbevf_clean_all_tx_rings(struct ixgbevf_adapter *adapter)
int i;
for (i = 0; i < adapter->num_tx_queues; i++)
- ixgbevf_clean_tx_ring(adapter, adapter->tx_ring[i]);
+ ixgbevf_clean_tx_ring(adapter->tx_ring[i]);
}
void ixgbevf_down(struct ixgbevf_adapter *adapter)
@@ -2426,17 +2417,13 @@ pf_has_reset:
/**
* ixgbevf_free_tx_resources - Free Tx Resources per Queue
- * @adapter: board private structure
* @tx_ring: Tx descriptor ring for a specific queue
*
* Free all transmit software resources
**/
-void ixgbevf_free_tx_resources(struct ixgbevf_adapter *adapter,
- struct ixgbevf_ring *tx_ring)
+void ixgbevf_free_tx_resources(struct ixgbevf_ring *tx_ring)
{
- struct pci_dev *pdev = adapter->pdev;
-
- ixgbevf_clean_tx_ring(adapter, tx_ring);
+ ixgbevf_clean_tx_ring(tx_ring);
vfree(tx_ring->tx_buffer_info);
tx_ring->tx_buffer_info = NULL;
@@ -2445,7 +2432,7 @@ void ixgbevf_free_tx_resources(struct ixgbevf_adapter *adapter,
if (!tx_ring->desc)
return;
- dma_free_coherent(&pdev->dev, tx_ring->size, tx_ring->desc,
+ dma_free_coherent(tx_ring->dev, tx_ring->size, tx_ring->desc,
tx_ring->dma);
tx_ring->desc = NULL;
@@ -2463,20 +2450,17 @@ static void ixgbevf_free_all_tx_resources(struct ixgbevf_adapter *adapter)
for (i = 0; i < adapter->num_tx_queues; i++)
if (adapter->tx_ring[i]->desc)
- ixgbevf_free_tx_resources(adapter, adapter->tx_ring[i]);
+ ixgbevf_free_tx_resources(adapter->tx_ring[i]);
}
/**
* ixgbevf_setup_tx_resources - allocate Tx resources (Descriptors)
- * @adapter: board private structure
* @tx_ring: tx descriptor ring (for a specific queue) to setup
*
* Return 0 on success, negative on failure
**/
-int ixgbevf_setup_tx_resources(struct ixgbevf_adapter *adapter,
- struct ixgbevf_ring *tx_ring)
+int ixgbevf_setup_tx_resources(struct ixgbevf_ring *tx_ring)
{
- struct pci_dev *pdev = adapter->pdev;
int size;
size = sizeof(struct ixgbevf_tx_buffer) * tx_ring->count;
@@ -2488,7 +2472,7 @@ int ixgbevf_setup_tx_resources(struct ixgbevf_adapter *adapter,
tx_ring->size = tx_ring->count * sizeof(union ixgbe_adv_tx_desc);
tx_ring->size = ALIGN(tx_ring->size, 4096);
- tx_ring->desc = dma_alloc_coherent(&pdev->dev, tx_ring->size,
+ tx_ring->desc = dma_alloc_coherent(tx_ring->dev, tx_ring->size,
&tx_ring->dma, GFP_KERNEL);
if (!tx_ring->desc)
goto err;
@@ -2518,7 +2502,7 @@ static int ixgbevf_setup_all_tx_resources(struct ixgbevf_adapter *adapter)
int i, err = 0;
for (i = 0; i < adapter->num_tx_queues; i++) {
- err = ixgbevf_setup_tx_resources(adapter, adapter->tx_ring[i]);
+ err = ixgbevf_setup_tx_resources(adapter->tx_ring[i]);
if (!err)
continue;
hw_dbg(&adapter->hw,
@@ -2531,37 +2515,34 @@ static int ixgbevf_setup_all_tx_resources(struct ixgbevf_adapter *adapter)
/**
* ixgbevf_setup_rx_resources - allocate Rx resources (Descriptors)
- * @adapter: board private structure
* @rx_ring: rx descriptor ring (for a specific queue) to setup
*
* Returns 0 on success, negative on failure
**/
-int ixgbevf_setup_rx_resources(struct ixgbevf_adapter *adapter,
- struct ixgbevf_ring *rx_ring)
+int ixgbevf_setup_rx_resources(struct ixgbevf_ring *rx_ring)
{
- struct pci_dev *pdev = adapter->pdev;
int size;
size = sizeof(struct ixgbevf_rx_buffer) * rx_ring->count;
rx_ring->rx_buffer_info = vzalloc(size);
if (!rx_ring->rx_buffer_info)
- goto alloc_failed;
+ goto err;
/* Round up to nearest 4K */
rx_ring->size = rx_ring->count * sizeof(union ixgbe_adv_rx_desc);
rx_ring->size = ALIGN(rx_ring->size, 4096);
- rx_ring->desc = dma_alloc_coherent(&pdev->dev, rx_ring->size,
+ rx_ring->desc = dma_alloc_coherent(rx_ring->dev, rx_ring->size,
&rx_ring->dma, GFP_KERNEL);
- if (!rx_ring->desc) {
- vfree(rx_ring->rx_buffer_info);
- rx_ring->rx_buffer_info = NULL;
- goto alloc_failed;
- }
+ if (!rx_ring->desc)
+ goto err;
return 0;
-alloc_failed:
+err:
+ vfree(rx_ring->rx_buffer_info);
+ rx_ring->rx_buffer_info = NULL;
+ dev_err(rx_ring->dev, "Unable to allocate memory for the Rx descriptor ring\n");
return -ENOMEM;
}
@@ -2580,7 +2561,7 @@ static int ixgbevf_setup_all_rx_resources(struct ixgbevf_adapter *adapter)
int i, err = 0;
for (i = 0; i < adapter->num_rx_queues; i++) {
- err = ixgbevf_setup_rx_resources(adapter, adapter->rx_ring[i]);
+ err = ixgbevf_setup_rx_resources(adapter->rx_ring[i]);
if (!err)
continue;
hw_dbg(&adapter->hw,
@@ -2592,22 +2573,18 @@ static int ixgbevf_setup_all_rx_resources(struct ixgbevf_adapter *adapter)
/**
* ixgbevf_free_rx_resources - Free Rx Resources
- * @adapter: board private structure
* @rx_ring: ring to clean the resources from
*
* Free all receive software resources
**/
-void ixgbevf_free_rx_resources(struct ixgbevf_adapter *adapter,
- struct ixgbevf_ring *rx_ring)
+void ixgbevf_free_rx_resources(struct ixgbevf_ring *rx_ring)
{
- struct pci_dev *pdev = adapter->pdev;
-
- ixgbevf_clean_rx_ring(adapter, rx_ring);
+ ixgbevf_clean_rx_ring(rx_ring);
vfree(rx_ring->rx_buffer_info);
rx_ring->rx_buffer_info = NULL;
- dma_free_coherent(&pdev->dev, rx_ring->size, rx_ring->desc,
+ dma_free_coherent(rx_ring->dev, rx_ring->size, rx_ring->desc,
rx_ring->dma);
rx_ring->desc = NULL;
@@ -2625,7 +2602,7 @@ static void ixgbevf_free_all_rx_resources(struct ixgbevf_adapter *adapter)
for (i = 0; i < adapter->num_rx_queues; i++)
if (adapter->rx_ring[i]->desc)
- ixgbevf_free_rx_resources(adapter, adapter->rx_ring[i]);
+ ixgbevf_free_rx_resources(adapter->rx_ring[i]);
}
/**