From 45da1ca2e20fb5b13c1abc8e65185dda08c88030 Mon Sep 17 00:00:00 2001 From: Arjun V Date: Thu, 16 Feb 2017 12:22:45 +0530 Subject: [PATCH] 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 Signed-off-by: Rahul Lakkireddy Signed-off-by: Casey Leedom Signed-off-by: Ganesh Goudar Signed-off-by: David S. Miller --- drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c | 3 +-- drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_u32.c | 12 +++++------- drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_u32.h | 5 +---- 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 -#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 */