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liquidio: Moved common function setup_glists to lio_core.c

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Moved common function setup_glists to lio_core.c
and reamed it to lio_setup_glists

Signed-off-by: Intiyaz Basha <intiyaz.basha@cavium.com>
Acked-by: Derek Chickles <derek.chickles@cavium.com>
Signed-off-by: Felix Manlunas <felix.manlunas@cavium.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Intiyaz Basha 2018-04-27 23:32:55 -07:00 committed by David S. Miller
parent a72b2c8ced
commit 128ea39439
4 changed files with 87 additions and 163 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

83
drivers/net/ethernet/cavium/liquidio/lio_core.c
View File

@ -29,6 +29,8 @@
/* OOM task polling interval */
#define LIO_OOM_POLL_INTERVAL_MS 250
#define OCTNIC_MAX_SG MAX_SKB_FRAGS
/**
* \brief Callback for getting interface configuration
* @param status status of request
@ -102,6 +104,87 @@ void lio_delete_glists(struct lio *lio)
lio->glist = NULL;
}
/**
* \brief Setup gather lists
* @param lio per-network private data
*/
int lio_setup_glists(struct octeon_device *oct, struct lio *lio, int num_iqs)
{
struct octnic_gather *g;
int i, j;
lio->glist_lock =
kcalloc(num_iqs, sizeof(*lio->glist_lock), GFP_KERNEL);
if (!lio->glist_lock)
return -ENOMEM;
lio->glist =
kcalloc(num_iqs, sizeof(*lio->glist), GFP_KERNEL);
if (!lio->glist) {
kfree(lio->glist_lock);
lio->glist_lock = NULL;
return -ENOMEM;
}
lio->glist_entry_size =
ROUNDUP8((ROUNDUP4(OCTNIC_MAX_SG) >> 2) * OCT_SG_ENTRY_SIZE);
/* allocate memory to store virtual and dma base address of
* per glist consistent memory
*/
lio->glists_virt_base = kcalloc(num_iqs, sizeof(*lio->glists_virt_base),
GFP_KERNEL);
lio->glists_dma_base = kcalloc(num_iqs, sizeof(*lio->glists_dma_base),
GFP_KERNEL);
if (!lio->glists_virt_base || !lio->glists_dma_base) {
lio_delete_glists(lio);
return -ENOMEM;
}
for (i = 0; i < num_iqs; i++) {
int numa_node = dev_to_node(&oct->pci_dev->dev);
spin_lock_init(&lio->glist_lock[i]);
INIT_LIST_HEAD(&lio->glist[i]);
lio->glists_virt_base[i] =
lio_dma_alloc(oct,
lio->glist_entry_size * lio->tx_qsize,
&lio->glists_dma_base[i]);
if (!lio->glists_virt_base[i]) {
lio_delete_glists(lio);
return -ENOMEM;
}
for (j = 0; j < lio->tx_qsize; j++) {
g = kzalloc_node(sizeof(*g), GFP_KERNEL,
numa_node);
if (!g)
g = kzalloc(sizeof(*g), GFP_KERNEL);
if (!g)
break;
g->sg = lio->glists_virt_base[i] +
(j * lio->glist_entry_size);
g->sg_dma_ptr = lio->glists_dma_base[i] +
(j * lio->glist_entry_size);
list_add_tail(&g->list, &lio->glist[i]);
}
if (j != lio->tx_qsize) {
lio_delete_glists(lio);
return -ENOMEM;
}
}
return 0;
}
int liquidio_set_feature(struct net_device *netdev, int cmd, u16 param1)
{
struct lio *lio = GET_LIO(netdev);

85
drivers/net/ethernet/cavium/liquidio/lio_main.c
View File

@ -138,8 +138,6 @@ union tx_info {
* by this structure in the NIC module.
*/
#define OCTNIC_MAX_SG (MAX_SKB_FRAGS)
#define OCTNIC_GSO_MAX_HEADER_SIZE 128
#define OCTNIC_GSO_MAX_SIZE \
(CN23XX_DEFAULT_INPUT_JABBER - OCTNIC_GSO_MAX_HEADER_SIZE)
@ -520,87 +518,6 @@ static inline int check_txq_status(struct lio *lio)
return ret_val;
}
/**
* \brief Setup gather lists
* @param lio per-network private data
*/
static int setup_glists(struct octeon_device *oct, struct lio *lio, int num_iqs)
{
int i, j;
struct octnic_gather *g;
lio->glist_lock = kcalloc(num_iqs, sizeof(*lio->glist_lock),
GFP_KERNEL);
if (!lio->glist_lock)
return -ENOMEM;
lio->glist = kcalloc(num_iqs, sizeof(*lio->glist),
GFP_KERNEL);
if (!lio->glist) {
kfree(lio->glist_lock);
lio->glist_lock = NULL;
return -ENOMEM;
}
lio->glist_entry_size =
ROUNDUP8((ROUNDUP4(OCTNIC_MAX_SG) >> 2) * OCT_SG_ENTRY_SIZE);
/* allocate memory to store virtual and dma base address of
* per glist consistent memory
*/
lio->glists_virt_base = kcalloc(num_iqs, sizeof(*lio->glists_virt_base),
GFP_KERNEL);
lio->glists_dma_base = kcalloc(num_iqs, sizeof(*lio->glists_dma_base),
GFP_KERNEL);
if (!lio->glists_virt_base || !lio->glists_dma_base) {
lio_delete_glists(lio);
return -ENOMEM;
}
for (i = 0; i < num_iqs; i++) {
int numa_node = dev_to_node(&oct->pci_dev->dev);
spin_lock_init(&lio->glist_lock[i]);
INIT_LIST_HEAD(&lio->glist[i]);
lio->glists_virt_base[i] =
lio_dma_alloc(oct,
lio->glist_entry_size * lio->tx_qsize,
&lio->glists_dma_base[i]);
if (!lio->glists_virt_base[i]) {
lio_delete_glists(lio);
return -ENOMEM;
}
for (j = 0; j < lio->tx_qsize; j++) {
g = kzalloc_node(sizeof(*g), GFP_KERNEL,
numa_node);
if (!g)
g = kzalloc(sizeof(*g), GFP_KERNEL);
if (!g)
break;
g->sg = lio->glists_virt_base[i] +
(j * lio->glist_entry_size);
g->sg_dma_ptr = lio->glists_dma_base[i] +
(j * lio->glist_entry_size);
list_add_tail(&g->list, &lio->glist[i]);
}
if (j != lio->tx_qsize) {
lio_delete_glists(lio);
return -ENOMEM;
}
}
return 0;
}
/**
* \brief Print link information
* @param netdev network device
@ -3657,7 +3574,7 @@ static int setup_nic_devices(struct octeon_device *octeon_dev)
lio->tx_qsize = octeon_get_tx_qsize(octeon_dev, lio->txq);
lio->rx_qsize = octeon_get_rx_qsize(octeon_dev, lio->rxq);
if (setup_glists(octeon_dev, lio, num_iqueues)) {
if (lio_setup_glists(octeon_dev, lio, num_iqueues)) {
dev_err(&octeon_dev->pci_dev->dev,
"Gather list allocation failed\n");
goto setup_nic_dev_fail;

80
drivers/net/ethernet/cavium/liquidio/lio_vf_main.c
View File

@ -69,8 +69,6 @@ union tx_info {
} s;
};
#define OCTNIC_MAX_SG (MAX_SKB_FRAGS)
#define OCTNIC_GSO_MAX_HEADER_SIZE 128
#define OCTNIC_GSO_MAX_SIZE \
(CN23XX_DEFAULT_INPUT_JABBER - OCTNIC_GSO_MAX_HEADER_SIZE)
@ -266,82 +264,6 @@ static struct pci_driver liquidio_vf_pci_driver = {
.err_handler = &liquidio_vf_err_handler, /* For AER */
};
/**
* \brief Setup gather lists
* @param lio per-network private data
*/
static int setup_glists(struct lio *lio, int num_iqs)
{
struct octnic_gather *g;
int i, j;
lio->glist_lock =
kzalloc(sizeof(*lio->glist_lock) * num_iqs, GFP_KERNEL);
if (!lio->glist_lock)
return -ENOMEM;
lio->glist =
kzalloc(sizeof(*lio->glist) * num_iqs, GFP_KERNEL);
if (!lio->glist) {
kfree(lio->glist_lock);
lio->glist_lock = NULL;
return -ENOMEM;
}
lio->glist_entry_size =
ROUNDUP8((ROUNDUP4(OCTNIC_MAX_SG) >> 2) * OCT_SG_ENTRY_SIZE);
/* allocate memory to store virtual and dma base address of
* per glist consistent memory
*/
lio->glists_virt_base = kcalloc(num_iqs, sizeof(*lio->glists_virt_base),
GFP_KERNEL);
lio->glists_dma_base = kcalloc(num_iqs, sizeof(*lio->glists_dma_base),
GFP_KERNEL);
if (!lio->glists_virt_base || !lio->glists_dma_base) {
lio_delete_glists(lio);
return -ENOMEM;
}
for (i = 0; i < num_iqs; i++) {
spin_lock_init(&lio->glist_lock[i]);
INIT_LIST_HEAD(&lio->glist[i]);
lio->glists_virt_base[i] =
lio_dma_alloc(lio->oct_dev,
lio->glist_entry_size * lio->tx_qsize,
&lio->glists_dma_base[i]);
if (!lio->glists_virt_base[i]) {
lio_delete_glists(lio);
return -ENOMEM;
}
for (j = 0; j < lio->tx_qsize; j++) {
g = kzalloc(sizeof(*g), GFP_KERNEL);
if (!g)
break;
g->sg = lio->glists_virt_base[i] +
(j * lio->glist_entry_size);
g->sg_dma_ptr = lio->glists_dma_base[i] +
(j * lio->glist_entry_size);
list_add_tail(&g->list, &lio->glist[i]);
}
if (j != lio->tx_qsize) {
lio_delete_glists(lio);
return -ENOMEM;
}
}
return 0;
}
/**
* \brief Print link information
* @param netdev network device
@ -2226,7 +2148,7 @@ static int setup_nic_devices(struct octeon_device *octeon_dev)
lio->tx_qsize = octeon_get_tx_qsize(octeon_dev, lio->txq);
lio->rx_qsize = octeon_get_rx_qsize(octeon_dev, lio->rxq);
if (setup_glists(lio, num_iqueues)) {
if (lio_setup_glists(octeon_dev, lio, num_iqueues)) {
dev_err(&octeon_dev->pci_dev->dev,
"Gather list allocation failed\n");
goto setup_nic_dev_fail;

2
drivers/net/ethernet/cavium/liquidio/octeon_network.h
View File

@ -226,6 +226,8 @@ void lio_if_cfg_callback(struct octeon_device *oct,
void lio_delete_glists(struct lio *lio);
int lio_setup_glists(struct octeon_device *oct, struct lio *lio, int num_qs);
/**
* \brief Net device change_mtu
* @param netdev network device