diff options
| -rw-r--r-- | drivers/net/ethernet/ibm/ibmvnic.c | 46 | ||||
| -rw-r--r-- | drivers/net/ethernet/ibm/ibmvnic.h | 1 |
2 files changed, 25 insertions, 22 deletions
diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c index 597801e7e8ba..589b411617e9 100644 --- a/drivers/net/ethernet/ibm/ibmvnic.c +++ b/drivers/net/ethernet/ibm/ibmvnic.c @@ -297,8 +297,7 @@ static void deactivate_rx_pools(struct ibmvnic_adapter *adapter) { int i; - for (i = 0; i < be32_to_cpu(adapter->login_rsp_buf->num_rxadd_subcrqs); - i++) + for (i = 0; i < adapter->num_active_rx_pools; i++) adapter->rx_pool[i].active = 0; } @@ -402,8 +401,7 @@ static void replenish_pools(struct ibmvnic_adapter *adapter) int i; adapter->replenish_task_cycles++; - for (i = 0; i < be32_to_cpu(adapter->login_rsp_buf->num_rxadd_subcrqs); - i++) { + for (i = 0; i < adapter->num_active_rx_pools; i++) { if (adapter->rx_pool[i].active) replenish_rx_pool(adapter, &adapter->rx_pool[i]); } @@ -470,22 +468,20 @@ static int init_stats_token(struct ibmvnic_adapter *adapter) static int reset_rx_pools(struct ibmvnic_adapter *adapter) { struct ibmvnic_rx_pool *rx_pool; + u64 buff_size; int rx_scrqs; int i, j, rc; - u64 *size_array; - size_array = (u64 *)((u8 *)(adapter->login_rsp_buf) + - be32_to_cpu(adapter->login_rsp_buf->off_rxadd_buff_size)); - - rx_scrqs = be32_to_cpu(adapter->login_rsp_buf->num_rxadd_subcrqs); + buff_size = adapter->cur_rx_buf_sz; + rx_scrqs = adapter->num_active_rx_pools; for (i = 0; i < rx_scrqs; i++) { rx_pool = &adapter->rx_pool[i]; netdev_dbg(adapter->netdev, "Re-setting rx_pool[%d]\n", i); - if (rx_pool->buff_size != be64_to_cpu(size_array[i])) { + if (rx_pool->buff_size != buff_size) { free_long_term_buff(adapter, &rx_pool->long_term_buff); - rx_pool->buff_size = be64_to_cpu(size_array[i]); + rx_pool->buff_size = buff_size; rc = alloc_long_term_buff(adapter, &rx_pool->long_term_buff, rx_pool->size * @@ -553,13 +549,11 @@ static int init_rx_pools(struct net_device *netdev) struct device *dev = &adapter->vdev->dev; struct ibmvnic_rx_pool *rx_pool; int rxadd_subcrqs; - u64 *size_array; + u64 buff_size; int i, j; - rxadd_subcrqs = - be32_to_cpu(adapter->login_rsp_buf->num_rxadd_subcrqs); - size_array = (u64 *)((u8 *)(adapter->login_rsp_buf) + - be32_to_cpu(adapter->login_rsp_buf->off_rxadd_buff_size)); + rxadd_subcrqs = adapter->num_active_rx_scrqs; + buff_size = adapter->cur_rx_buf_sz; adapter->rx_pool = kcalloc(rxadd_subcrqs, sizeof(struct ibmvnic_rx_pool), @@ -577,11 +571,11 @@ static int init_rx_pools(struct net_device *netdev) netdev_dbg(adapter->netdev, "Initializing rx_pool[%d], %lld buffs, %lld bytes each\n", i, adapter->req_rx_add_entries_per_subcrq, - be64_to_cpu(size_array[i])); + buff_size); rx_pool->size = adapter->req_rx_add_entries_per_subcrq; rx_pool->index = i; - rx_pool->buff_size = be64_to_cpu(size_array[i]); + rx_pool->buff_size = buff_size; rx_pool->active = 1; rx_pool->free_map = kcalloc(rx_pool->size, sizeof(int), @@ -644,7 +638,7 @@ static int reset_tx_pools(struct ibmvnic_adapter *adapter) int tx_scrqs; int i, rc; - tx_scrqs = be32_to_cpu(adapter->login_rsp_buf->num_txsubm_subcrqs); + tx_scrqs = adapter->num_active_tx_pools; for (i = 0; i < tx_scrqs; i++) { rc = reset_one_tx_pool(adapter, &adapter->tso_pool[i]); if (rc) @@ -733,7 +727,7 @@ static int init_tx_pools(struct net_device *netdev) int tx_subcrqs; int i, rc; - tx_subcrqs = be32_to_cpu(adapter->login_rsp_buf->num_txsubm_subcrqs); + tx_subcrqs = adapter->num_active_tx_scrqs; adapter->tx_pool = kcalloc(tx_subcrqs, sizeof(struct ibmvnic_tx_pool), GFP_KERNEL); if (!adapter->tx_pool) @@ -4290,6 +4284,7 @@ static int handle_login_rsp(union ibmvnic_crq *login_rsp_crq, u64 *rx_handle_array; int num_tx_pools; int num_rx_pools; + u64 *size_array; int i; dma_unmap_single(dev, adapter->login_buf_token, adapter->login_buf_sz, @@ -4324,6 +4319,12 @@ static int handle_login_rsp(union ibmvnic_crq *login_rsp_crq, ibmvnic_remove(adapter->vdev); return -EIO; } + size_array = (u64 *)((u8 *)(adapter->login_rsp_buf) + + be32_to_cpu(adapter->login_rsp_buf->off_rxadd_buff_size)); + /* variable buffer sizes are not supported, so just read the + * first entry. + */ + adapter->cur_rx_buf_sz = be64_to_cpu(size_array[0]); num_tx_pools = be32_to_cpu(adapter->login_rsp_buf->num_txsubm_subcrqs); num_rx_pools = be32_to_cpu(adapter->login_rsp_buf->num_rxadd_subcrqs); @@ -4339,6 +4340,8 @@ static int handle_login_rsp(union ibmvnic_crq *login_rsp_crq, for (i = 0; i < num_rx_pools; i++) adapter->rx_scrq[i]->handle = rx_handle_array[i]; + adapter->num_active_tx_scrqs = num_tx_pools; + adapter->num_active_rx_scrqs = num_rx_pools; release_login_rsp_buffer(adapter); release_login_buffer(adapter); complete(&adapter->init_done); @@ -5298,8 +5301,7 @@ static unsigned long ibmvnic_get_desired_dma(struct vio_dev *vdev) for (i = 0; i < adapter->req_tx_queues + adapter->req_rx_queues; i++) ret += 4 * PAGE_SIZE; /* the scrq message queue */ - for (i = 0; i < be32_to_cpu(adapter->login_rsp_buf->num_rxadd_subcrqs); - i++) + for (i = 0; i < adapter->num_active_rx_pools; i++) ret += adapter->rx_pool[i].size * IOMMU_PAGE_ALIGN(adapter->rx_pool[i].buff_size, tbl); diff --git a/drivers/net/ethernet/ibm/ibmvnic.h b/drivers/net/ethernet/ibm/ibmvnic.h index d99820212edd..8da98794eda9 100644 --- a/drivers/net/ethernet/ibm/ibmvnic.h +++ b/drivers/net/ethernet/ibm/ibmvnic.h @@ -1076,6 +1076,7 @@ struct ibmvnic_adapter { u32 num_active_rx_napi; u32 num_active_tx_scrqs; u32 num_active_tx_pools; + u32 cur_rx_buf_sz; struct tasklet_struct tasklet; enum vnic_state state; |