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authorArjun V <arjun@chelsio.com>2017-02-16 12:22:45 +0530
committerDavid S. Miller <davem@davemloft.net>2017-02-16 14:32:52 -0500
commit45da1ca2e20fb5b13c1abc8e65185dda08c88030 (patch)
tree0d94541f1e5ff08504788a42bb5f5a566d6672df
parentb973154a2278c6af0b0efefafb222e0189959659 (diff)
cxgb4: Increase max number of tc u32 links
Make max number of supported tc u32 links equal to max number of filters supported by hardware. Signed-off-by: Arjun V <arjun@chelsio.com> Signed-off-by: Rahul Lakkireddy <rahul.lakkireddy@chelsio.com> Signed-off-by: Casey Leedom <leedom@chelsio.com> Signed-off-by: Ganesh Goudar <ganeshgr@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c3
-rw-r--r--drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_u32.c12
-rw-r--r--drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_u32.h5
3 files changed, 7 insertions, 13 deletions
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
index 8ba3dc2e236c..afb0967d2ce6 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
@@ -4907,8 +4907,7 @@ static int init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
"continuing\n");
adapter->params.offload = 0;
} else {
- adapter->tc_u32 = cxgb4_init_tc_u32(adapter,
- CXGB4_MAX_LINK_HANDLE);
+ adapter->tc_u32 = cxgb4_init_tc_u32(adapter);
if (!adapter->tc_u32)
dev_warn(&pdev->dev,
"could not offload tc u32, continuing\n");
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_u32.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_u32.c
index 52af62e0ecb6..a1b19422b339 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_u32.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_u32.c
@@ -437,28 +437,26 @@ void cxgb4_cleanup_tc_u32(struct adapter *adap)
t4_free_mem(adap->tc_u32);
}
-struct cxgb4_tc_u32_table *cxgb4_init_tc_u32(struct adapter *adap,
- unsigned int size)
+struct cxgb4_tc_u32_table *cxgb4_init_tc_u32(struct adapter *adap)
{
+ unsigned int max_tids = adap->tids.nftids;
struct cxgb4_tc_u32_table *t;
unsigned int i;
- if (!size)
+ if (!max_tids)
return NULL;
t = t4_alloc_mem(sizeof(*t) +
- (size * sizeof(struct cxgb4_link)));
+ (max_tids * sizeof(struct cxgb4_link)));
if (!t)
return NULL;
- t->size = size;
+ t->size = max_tids;
for (i = 0; i < t->size; i++) {
struct cxgb4_link *link = &t->table[i];
unsigned int bmap_size;
- unsigned int max_tids;
- max_tids = adap->tids.nftids;
bmap_size = BITS_TO_LONGS(max_tids);
link->tid_map = t4_alloc_mem(sizeof(unsigned long) * bmap_size);
if (!link->tid_map)
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_u32.h b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_u32.h
index 6bdc885eff22..021261a41c13 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_u32.h
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_u32.h
@@ -37,8 +37,6 @@
#include <net/pkt_cls.h>
-#define CXGB4_MAX_LINK_HANDLE 32
-
static inline bool can_tc_u32_offload(struct net_device *dev)
{
struct adapter *adap = netdev2adap(dev);
@@ -52,6 +50,5 @@ int cxgb4_delete_knode(struct net_device *dev, __be16 protocol,
struct tc_cls_u32_offload *cls);
void cxgb4_cleanup_tc_u32(struct adapter *adapter);
-struct cxgb4_tc_u32_table *cxgb4_init_tc_u32(struct adapter *adap,
- unsigned int size);
+struct cxgb4_tc_u32_table *cxgb4_init_tc_u32(struct adapter *adap);
#endif /* __CXGB4_TC_U32_H */