X-Git-Url: http://pilppa.org/gitweb/?a=blobdiff_plain;f=drivers%2Finfiniband%2Fhw%2Fnes%2Fnes_hw.c;h=85f26d19a32b26187a9289a90fa6c600e33fc0b3;hb=96f15c03532282366364ecfd20f04e49b5d96f3a;hp=8dc70f9bad2f49f828b95dca4544ec46c1aa95b2;hpb=c36c804559d3a891a2e655ba8185b4fa7eaee156;p=linux-2.6-omap-h63xx.git diff --git a/drivers/infiniband/hw/nes/nes_hw.c b/drivers/infiniband/hw/nes/nes_hw.c index 8dc70f9bad2..85f26d19a32 100644 --- a/drivers/infiniband/hw/nes/nes_hw.c +++ b/drivers/infiniband/hw/nes/nes_hw.c @@ -42,6 +42,10 @@ #include "nes.h" +static unsigned int nes_lro_max_aggr = NES_LRO_MAX_AGGR; +module_param(nes_lro_max_aggr, uint, 0444); +MODULE_PARM_DESC(nes_lro_max_aggr, "NIC LRO max packet aggregation"); + static u32 crit_err_count; u32 int_mod_timer_init; u32 int_mod_cq_depth_256; @@ -394,7 +398,7 @@ struct nes_adapter *nes_init_adapter(struct nes_device *nesdev, u8 hw_rev) { nesadapter->base_pd = 1; nesadapter->device_cap_flags = - IB_DEVICE_ZERO_STAG | IB_DEVICE_MEM_WINDOW; + IB_DEVICE_LOCAL_DMA_LKEY | IB_DEVICE_MEM_WINDOW; nesadapter->allocated_qps = (unsigned long *)&(((unsigned char *)nesadapter) [(sizeof(struct nes_adapter)+(sizeof(unsigned long)-1))&(~(sizeof(unsigned long)-1))]); @@ -1738,7 +1742,7 @@ int nes_init_nic_qp(struct nes_device *nesdev, struct net_device *netdev) jumbomode = 1; nes_nic_init_timer_defaults(nesdev, jumbomode); } - nesvnic->lro_mgr.max_aggr = NES_LRO_MAX_AGGR; + nesvnic->lro_mgr.max_aggr = nes_lro_max_aggr; nesvnic->lro_mgr.max_desc = NES_MAX_LRO_DESCRIPTORS; nesvnic->lro_mgr.lro_arr = nesvnic->lro_desc; nesvnic->lro_mgr.get_skb_header = nes_lro_get_skb_hdr; @@ -2706,39 +2710,11 @@ static void nes_cqp_ce_handler(struct nes_device *nesdev, struct nes_hw_cq *cq) barrier(); cqp_request->request_done = 1; wake_up(&cqp_request->waitq); - if (atomic_dec_and_test(&cqp_request->refcount)) { - nes_debug(NES_DBG_CQP, "CQP request %p (opcode 0x%02X) freed.\n", - cqp_request, - le32_to_cpu(cqp_request->cqp_wqe.wqe_words[NES_CQP_WQE_OPCODE_IDX])&0x3f); - if (cqp_request->dynamic) { - kfree(cqp_request); - } else { - spin_lock_irqsave(&nesdev->cqp.lock, flags); - list_add_tail(&cqp_request->list, &nesdev->cqp_avail_reqs); - spin_unlock_irqrestore(&nesdev->cqp.lock, flags); - } - } - } else if (cqp_request->callback) { - /* Envoke the callback routine */ - cqp_request->cqp_callback(nesdev, cqp_request); - if (cqp_request->dynamic) { - kfree(cqp_request); - } else { - spin_lock_irqsave(&nesdev->cqp.lock, flags); - list_add_tail(&cqp_request->list, &nesdev->cqp_avail_reqs); - spin_unlock_irqrestore(&nesdev->cqp.lock, flags); - } + nes_put_cqp_request(nesdev, cqp_request); } else { - nes_debug(NES_DBG_CQP, "CQP request %p (opcode 0x%02X) freed.\n", - cqp_request, - le32_to_cpu(cqp_request->cqp_wqe.wqe_words[NES_CQP_WQE_OPCODE_IDX]) & 0x3f); - if (cqp_request->dynamic) { - kfree(cqp_request); - } else { - spin_lock_irqsave(&nesdev->cqp.lock, flags); - list_add_tail(&cqp_request->list, &nesdev->cqp_avail_reqs); - spin_unlock_irqrestore(&nesdev->cqp.lock, flags); - } + if (cqp_request->callback) + cqp_request->cqp_callback(nesdev, cqp_request); + nes_free_cqp_request(nesdev, cqp_request); } } else { wake_up(&nesdev->cqp.waitq); @@ -3145,7 +3121,6 @@ int nes_manage_apbvt(struct nes_vnic *nesvnic, u32 accel_local_port, { struct nes_device *nesdev = nesvnic->nesdev; struct nes_hw_cqp_wqe *cqp_wqe; - unsigned long flags; struct nes_cqp_request *cqp_request; int ret = 0; u16 major_code; @@ -3172,7 +3147,7 @@ int nes_manage_apbvt(struct nes_vnic *nesvnic, u32 accel_local_port, nes_debug(NES_DBG_QP, "Waiting for CQP completion for APBVT.\n"); atomic_set(&cqp_request->refcount, 2); - nes_post_cqp_request(nesdev, cqp_request, NES_CQP_REQUEST_RING_DOORBELL); + nes_post_cqp_request(nesdev, cqp_request); if (add_port == NES_MANAGE_APBVT_ADD) ret = wait_event_timeout(cqp_request->waitq, (cqp_request->request_done != 0), @@ -3180,15 +3155,9 @@ int nes_manage_apbvt(struct nes_vnic *nesvnic, u32 accel_local_port, nes_debug(NES_DBG_QP, "Completed, ret=%u, CQP Major:Minor codes = 0x%04X:0x%04X\n", ret, cqp_request->major_code, cqp_request->minor_code); major_code = cqp_request->major_code; - if (atomic_dec_and_test(&cqp_request->refcount)) { - if (cqp_request->dynamic) { - kfree(cqp_request); - } else { - spin_lock_irqsave(&nesdev->cqp.lock, flags); - list_add_tail(&cqp_request->list, &nesdev->cqp_avail_reqs); - spin_unlock_irqrestore(&nesdev->cqp.lock, flags); - } - } + + nes_put_cqp_request(nesdev, cqp_request); + if (!ret) return -ETIME; else if (major_code) @@ -3248,7 +3217,7 @@ void nes_manage_arp_cache(struct net_device *netdev, unsigned char *mac_addr, nesdev->cqp.sq_head, nesdev->cqp.sq_tail); atomic_set(&cqp_request->refcount, 1); - nes_post_cqp_request(nesdev, cqp_request, NES_CQP_REQUEST_RING_DOORBELL); + nes_post_cqp_request(nesdev, cqp_request); } @@ -3258,7 +3227,6 @@ void nes_manage_arp_cache(struct net_device *netdev, unsigned char *mac_addr, void flush_wqes(struct nes_device *nesdev, struct nes_qp *nesqp, u32 which_wq, u32 wait_completion) { - unsigned long flags; struct nes_cqp_request *cqp_request; struct nes_hw_cqp_wqe *cqp_wqe; int ret; @@ -3281,7 +3249,7 @@ void flush_wqes(struct nes_device *nesdev, struct nes_qp *nesqp, cpu_to_le32(NES_CQP_FLUSH_WQES | which_wq); cqp_wqe->wqe_words[NES_CQP_WQE_ID_IDX] = cpu_to_le32(nesqp->hwqp.qp_id); - nes_post_cqp_request(nesdev, cqp_request, NES_CQP_REQUEST_RING_DOORBELL); + nes_post_cqp_request(nesdev, cqp_request); if (wait_completion) { /* Wait for CQP */ @@ -3290,14 +3258,6 @@ void flush_wqes(struct nes_device *nesdev, struct nes_qp *nesqp, nes_debug(NES_DBG_QP, "Flush SQ QP WQEs completed, ret=%u," " CQP Major:Minor codes = 0x%04X:0x%04X\n", ret, cqp_request->major_code, cqp_request->minor_code); - if (atomic_dec_and_test(&cqp_request->refcount)) { - if (cqp_request->dynamic) { - kfree(cqp_request); - } else { - spin_lock_irqsave(&nesdev->cqp.lock, flags); - list_add_tail(&cqp_request->list, &nesdev->cqp_avail_reqs); - spin_unlock_irqrestore(&nesdev->cqp.lock, flags); - } - } + nes_put_cqp_request(nesdev, cqp_request); } }