X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fbnxt%2Fbnxt_ring.c;h=8fb897216f5050129eedd0fb875af0b696a6e1e0;hb=aeafacd9d79896ac36921d82aa273fbef5c34c37;hp=67b009a0dbfc7335aec2f17fd1e768e1fc20f040;hpb=2bb1d5db4358b6634bce3e1edaafdcab537db1d7;p=dpdk.git

diff --git a/drivers/net/bnxt/bnxt_ring.c b/drivers/net/bnxt/bnxt_ring.c
index 67b009a0db..8fb897216f 100644
--- a/drivers/net/bnxt/bnxt_ring.c
+++ b/drivers/net/bnxt/bnxt_ring.c
@@ -31,12 +31,17 @@
  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
+#include <rte_bitmap.h>
 #include <rte_memzone.h>
+#include <unistd.h>
 
 #include "bnxt.h"
 #include "bnxt_cpr.h"
+#include "bnxt_hwrm.h"
 #include "bnxt_ring.h"
+#include "bnxt_rxq.h"
 #include "bnxt_rxr.h"
+#include "bnxt_txq.h"
 #include "bnxt_txr.h"
 
 #include "hsi_struct_def_dpdk.h"
@@ -54,6 +59,21 @@ void bnxt_free_ring(struct bnxt_ring *ring)
 	rte_memzone_free((const struct rte_memzone *)ring->mem_zone);
 }
 
+/*
+ * Ring groups
+ */
+
+int bnxt_init_ring_grps(struct bnxt *bp)
+{
+	unsigned int i;
+
+	for (i = 0; i < bp->max_ring_grps; i++)
+		memset(&bp->grp_info[i], (uint8_t)HWRM_NA_SIGNATURE,
+		       sizeof(struct bnxt_ring_grp_info));
+
+	return 0;
+}
+
 /*
  * Allocates a completion ring with vmem and stats optionally also allocating
  * a TX and/or RX ring.  Passing NULL as tx_ring_info and/or rx_ring_info
@@ -80,6 +100,8 @@ int bnxt_alloc_rings(struct bnxt *bp, uint16_t qidx,
 	struct rte_pci_device *pdev = bp->pdev;
 	const struct rte_memzone *mz = NULL;
 	char mz_name[RTE_MEMZONE_NAMESIZE];
+	rte_iova_t mz_phys_addr;
+	int sz;
 
 	int stats_len = (tx_ring_info || rx_ring_info) ?
 	    RTE_CACHE_LINE_ROUNDUP(sizeof(struct ctx_hw_stats64)) : 0;
@@ -96,8 +118,15 @@ int bnxt_alloc_rings(struct bnxt *bp, uint16_t qidx,
 	int rx_vmem_len = rx_ring_info ?
 		RTE_CACHE_LINE_ROUNDUP(rx_ring_info->
 						rx_ring_struct->vmem_size) : 0;
+	int ag_vmem_start = 0;
+	int ag_vmem_len = 0;
+	int cp_ring_start =  0;
+
+	ag_vmem_start = rx_vmem_start + rx_vmem_len;
+	ag_vmem_len = rx_ring_info ? RTE_CACHE_LINE_ROUNDUP(
+				rx_ring_info->ag_ring_struct->vmem_size) : 0;
+	cp_ring_start = ag_vmem_start + ag_vmem_len;
 
-	int cp_ring_start = rx_vmem_start + rx_vmem_len;
 	int cp_ring_len = RTE_CACHE_LINE_ROUNDUP(cp_ring->ring_size *
 						 sizeof(struct cmpl_base));
 
@@ -111,7 +140,23 @@ int bnxt_alloc_rings(struct bnxt *bp, uint16_t qidx,
 		RTE_CACHE_LINE_ROUNDUP(rx_ring_info->rx_ring_struct->ring_size *
 		sizeof(struct rx_prod_pkt_bd)) : 0;
 
-	int total_alloc_len = rx_ring_start + rx_ring_len;
+	int ag_ring_start = rx_ring_start + rx_ring_len;
+	int ag_ring_len = rx_ring_len * AGG_RING_SIZE_FACTOR;
+
+	int ag_bitmap_start = ag_ring_start + ag_ring_len;
+	int ag_bitmap_len =  rx_ring_info ?
+		RTE_CACHE_LINE_ROUNDUP(rte_bitmap_get_memory_footprint(
+			rx_ring_info->rx_ring_struct->ring_size *
+			AGG_RING_SIZE_FACTOR)) : 0;
+
+	int tpa_info_start = ag_bitmap_start + ag_bitmap_len;
+	int tpa_info_len = rx_ring_info ?
+		RTE_CACHE_LINE_ROUNDUP(BNXT_TPA_MAX *
+				       sizeof(struct bnxt_tpa_info)) : 0;
+
+	int total_alloc_len = tpa_info_start;
+	if (bp->eth_dev->data->dev_conf.rxmode.enable_lro)
+		total_alloc_len += tpa_info_len;
 
 	snprintf(mz_name, RTE_MEMZONE_NAMESIZE,
 		 "bnxt_%04x:%02x:%02x:%02x-%04x_%s", pdev->addr.domain,
@@ -120,21 +165,37 @@ int bnxt_alloc_rings(struct bnxt *bp, uint16_t qidx,
 	mz_name[RTE_MEMZONE_NAMESIZE - 1] = 0;
 	mz = rte_memzone_lookup(mz_name);
 	if (!mz) {
-		mz = rte_memzone_reserve(mz_name, total_alloc_len,
+		mz = rte_memzone_reserve_aligned(mz_name, total_alloc_len,
 					 SOCKET_ID_ANY,
 					 RTE_MEMZONE_2MB |
-					 RTE_MEMZONE_SIZE_HINT_ONLY);
+					 RTE_MEMZONE_SIZE_HINT_ONLY,
+					 getpagesize());
 		if (mz == NULL)
 			return -ENOMEM;
 	}
 	memset(mz->addr, 0, mz->len);
+	mz_phys_addr = mz->iova;
+	if ((unsigned long)mz->addr == mz_phys_addr) {
+		PMD_DRV_LOG(WARNING,
+			"Memzone physical address same as virtual.\n");
+		PMD_DRV_LOG(WARNING,
+			"Using rte_mem_virt2iova()\n");
+		for (sz = 0; sz < total_alloc_len; sz += getpagesize())
+			rte_mem_lock_page(((char *)mz->addr) + sz);
+		mz_phys_addr = rte_mem_virt2iova(mz->addr);
+		if (mz_phys_addr == 0) {
+			PMD_DRV_LOG(ERR,
+			"unable to map ring address to physical memory\n");
+			return -ENOMEM;
+		}
+	}
 
 	if (tx_ring_info) {
 		tx_ring = tx_ring_info->tx_ring_struct;
 
 		tx_ring->bd = ((char *)mz->addr + tx_ring_start);
 		tx_ring_info->tx_desc_ring = (struct tx_bd_long *)tx_ring->bd;
-		tx_ring->bd_dma = mz->phys_addr + tx_ring_start;
+		tx_ring->bd_dma = mz_phys_addr + tx_ring_start;
 		tx_ring_info->tx_desc_mapping = tx_ring->bd_dma;
 		tx_ring->mem_zone = (const void *)mz;
 
@@ -154,7 +215,7 @@ int bnxt_alloc_rings(struct bnxt *bp, uint16_t qidx,
 		rx_ring->bd = ((char *)mz->addr + rx_ring_start);
 		rx_ring_info->rx_desc_ring =
 		    (struct rx_prod_pkt_bd *)rx_ring->bd;
-		rx_ring->bd_dma = mz->phys_addr + rx_ring_start;
+		rx_ring->bd_dma = mz_phys_addr + rx_ring_start;
 		rx_ring_info->rx_desc_mapping = rx_ring->bd_dma;
 		rx_ring->mem_zone = (const void *)mz;
 
@@ -166,10 +227,39 @@ int bnxt_alloc_rings(struct bnxt *bp, uint16_t qidx,
 			rx_ring_info->rx_buf_ring =
 			    (struct bnxt_sw_rx_bd *)rx_ring->vmem;
 		}
+
+		rx_ring = rx_ring_info->ag_ring_struct;
+
+		rx_ring->bd = ((char *)mz->addr + ag_ring_start);
+		rx_ring_info->ag_desc_ring =
+		    (struct rx_prod_pkt_bd *)rx_ring->bd;
+		rx_ring->bd_dma = mz->iova + ag_ring_start;
+		rx_ring_info->ag_desc_mapping = rx_ring->bd_dma;
+		rx_ring->mem_zone = (const void *)mz;
+
+		if (!rx_ring->bd)
+			return -ENOMEM;
+		if (rx_ring->vmem_size) {
+			rx_ring->vmem =
+			    (void **)((char *)mz->addr + ag_vmem_start);
+			rx_ring_info->ag_buf_ring =
+			    (struct bnxt_sw_rx_bd *)rx_ring->vmem;
+		}
+
+		rx_ring_info->ag_bitmap =
+		    rte_bitmap_init(rx_ring_info->rx_ring_struct->ring_size *
+				    AGG_RING_SIZE_FACTOR, (uint8_t *)mz->addr +
+				    ag_bitmap_start, ag_bitmap_len);
+
+		/* TPA info */
+		if (bp->eth_dev->data->dev_conf.rxmode.enable_lro)
+			rx_ring_info->tpa_info =
+				((struct bnxt_tpa_info *)((char *)mz->addr +
+							  tpa_info_start));
 	}
 
 	cp_ring->bd = ((char *)mz->addr + cp_ring_start);
-	cp_ring->bd_dma = mz->phys_addr + cp_ring_start;
+	cp_ring->bd_dma = mz_phys_addr + cp_ring_start;
 	cp_ring_info->cp_desc_ring = cp_ring->bd;
 	cp_ring_info->cp_desc_mapping = cp_ring->bd_dma;
 	cp_ring->mem_zone = (const void *)mz;
@@ -180,8 +270,125 @@ int bnxt_alloc_rings(struct bnxt *bp, uint16_t qidx,
 		*cp_ring->vmem = ((char *)mz->addr + stats_len);
 	if (stats_len) {
 		cp_ring_info->hw_stats = mz->addr;
-		cp_ring_info->hw_stats_map = mz->phys_addr;
+		cp_ring_info->hw_stats_map = mz_phys_addr;
 	}
 	cp_ring_info->hw_stats_ctx_id = HWRM_NA_SIGNATURE;
 	return 0;
 }
+
+/* ring_grp usage:
+ * [0] = default completion ring
+ * [1 -> +rx_cp_nr_rings] = rx_cp, rx rings
+ * [1+rx_cp_nr_rings + 1 -> +tx_cp_nr_rings] = tx_cp, tx rings
+ */
+int bnxt_alloc_hwrm_rings(struct bnxt *bp)
+{
+	struct rte_pci_device *pci_dev = bp->pdev;
+	unsigned int i;
+	int rc = 0;
+
+	for (i = 0; i < bp->rx_cp_nr_rings; i++) {
+		struct bnxt_rx_queue *rxq = bp->rx_queues[i];
+		struct bnxt_cp_ring_info *cpr = rxq->cp_ring;
+		struct bnxt_ring *cp_ring = cpr->cp_ring_struct;
+		struct bnxt_rx_ring_info *rxr = rxq->rx_ring;
+		struct bnxt_ring *ring = rxr->rx_ring_struct;
+		unsigned int idx = i + 1;
+		unsigned int map_idx = idx + bp->rx_cp_nr_rings;
+
+		bp->grp_info[i].fw_stats_ctx = cpr->hw_stats_ctx_id;
+
+		/* Rx cmpl */
+		rc = bnxt_hwrm_ring_alloc(bp, cp_ring,
+					HWRM_RING_ALLOC_INPUT_RING_TYPE_L2_CMPL,
+					idx, HWRM_NA_SIGNATURE,
+					HWRM_NA_SIGNATURE);
+		if (rc)
+			goto err_out;
+		cpr->cp_doorbell = (char *)pci_dev->mem_resource[2].addr +
+		    idx * 0x80;
+		bp->grp_info[i].cp_fw_ring_id = cp_ring->fw_ring_id;
+		B_CP_DIS_DB(cpr, cpr->cp_raw_cons);
+
+		/* Rx ring */
+		rc = bnxt_hwrm_ring_alloc(bp, ring,
+					HWRM_RING_ALLOC_INPUT_RING_TYPE_RX,
+					idx, cpr->hw_stats_ctx_id,
+					cp_ring->fw_ring_id);
+		if (rc)
+			goto err_out;
+		rxr->rx_prod = 0;
+		rxr->rx_doorbell = (char *)pci_dev->mem_resource[2].addr +
+		    idx * 0x80;
+		bp->grp_info[i].rx_fw_ring_id = ring->fw_ring_id;
+		B_RX_DB(rxr->rx_doorbell, rxr->rx_prod);
+
+		ring = rxr->ag_ring_struct;
+		/* Agg ring */
+		if (ring == NULL) {
+			PMD_DRV_LOG(ERR, "Alloc AGG Ring is NULL!\n");
+			goto err_out;
+		}
+
+		rc = bnxt_hwrm_ring_alloc(bp, ring,
+				HWRM_RING_ALLOC_INPUT_RING_TYPE_RX,
+				map_idx, HWRM_NA_SIGNATURE,
+				cp_ring->fw_ring_id);
+		if (rc)
+			goto err_out;
+		PMD_DRV_LOG(DEBUG, "Alloc AGG Done!\n");
+		rxr->ag_prod = 0;
+		rxr->ag_doorbell =
+		    (char *)pci_dev->mem_resource[2].addr +
+		    map_idx * 0x80;
+		bp->grp_info[i].ag_fw_ring_id = ring->fw_ring_id;
+		B_RX_DB(rxr->ag_doorbell, rxr->ag_prod);
+
+		rxq->rx_buf_use_size = BNXT_MAX_MTU + ETHER_HDR_LEN +
+					ETHER_CRC_LEN + (2 * VLAN_TAG_SIZE);
+		if (bnxt_init_one_rx_ring(rxq)) {
+			PMD_DRV_LOG(ERR, "bnxt_init_one_rx_ring failed!\n");
+			bnxt_rx_queue_release_op(rxq);
+			return -ENOMEM;
+		}
+		B_RX_DB(rxr->rx_doorbell, rxr->rx_prod);
+		B_RX_DB(rxr->ag_doorbell, rxr->ag_prod);
+		rxq->index = idx;
+	}
+
+	for (i = 0; i < bp->tx_cp_nr_rings; i++) {
+		struct bnxt_tx_queue *txq = bp->tx_queues[i];
+		struct bnxt_cp_ring_info *cpr = txq->cp_ring;
+		struct bnxt_ring *cp_ring = cpr->cp_ring_struct;
+		struct bnxt_tx_ring_info *txr = txq->tx_ring;
+		struct bnxt_ring *ring = txr->tx_ring_struct;
+		unsigned int idx = i + 1 + bp->rx_cp_nr_rings;
+
+		/* Tx cmpl */
+		rc = bnxt_hwrm_ring_alloc(bp, cp_ring,
+					HWRM_RING_ALLOC_INPUT_RING_TYPE_L2_CMPL,
+					idx, HWRM_NA_SIGNATURE,
+					HWRM_NA_SIGNATURE);
+		if (rc)
+			goto err_out;
+
+		cpr->cp_doorbell = (char *)pci_dev->mem_resource[2].addr +
+		    idx * 0x80;
+		B_CP_DIS_DB(cpr, cpr->cp_raw_cons);
+
+		/* Tx ring */
+		rc = bnxt_hwrm_ring_alloc(bp, ring,
+					HWRM_RING_ALLOC_INPUT_RING_TYPE_TX,
+					idx, cpr->hw_stats_ctx_id,
+					cp_ring->fw_ring_id);
+		if (rc)
+			goto err_out;
+
+		txr->tx_doorbell = (char *)pci_dev->mem_resource[2].addr +
+		    idx * 0x80;
+		txq->index = idx;
+	}
+
+err_out:
+	return rc;
+}