X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=drivers%2Fnet%2Fenic%2Fbase%2Fvnic_dev.c;h=fd303fece7f896e777dd12d0181c0def613e4239;hb=8d01b9cd70a67cdafd5b965a70420c3bd7fb3f82;hp=05b595eb88433ba1b3f51a216df949f1b4968f6e;hpb=ca33590b6af032bff57d9cc70455660466a654b2;p=deb_dpdk.git

diff --git a/drivers/net/enic/base/vnic_dev.c b/drivers/net/enic/base/vnic_dev.c
index 05b595eb..fd303fec 100644
--- a/drivers/net/enic/base/vnic_dev.c
+++ b/drivers/net/enic/base/vnic_dev.c
@@ -10,6 +10,7 @@
 #include "vnic_dev.h"
 #include "vnic_resource.h"
 #include "vnic_devcmd.h"
+#include "vnic_nic.h"
 #include "vnic_stats.h"
 
 
@@ -56,6 +57,9 @@ struct vnic_dev {
 	void (*free_consistent)(void *priv,
 		size_t size, void *vaddr,
 		dma_addr_t dma_handle);
+	struct vnic_counter_counts *flow_counters;
+	dma_addr_t flow_counters_pa;
+	u8 flow_counters_dma_active;
 };
 
 #define VNIC_MAX_RES_HDR_SIZE \
@@ -63,6 +67,8 @@ struct vnic_dev {
 	sizeof(struct vnic_resource) * RES_TYPE_MAX)
 #define VNIC_RES_STRIDE	128
 
+#define VNIC_MAX_FLOW_COUNTERS 2048
+
 void *vnic_dev_priv(struct vnic_dev *vdev)
 {
 	return vdev->priv;
@@ -484,7 +490,7 @@ int vnic_dev_capable_adv_filters(struct vnic_dev *vdev)
  *   Retrun true in filter_tags if supported
  */
 int vnic_dev_capable_filter_mode(struct vnic_dev *vdev, u32 *mode,
-				 u8 *filter_tags)
+				 u8 *filter_actions)
 {
 	u64 args[4];
 	int err;
@@ -492,14 +498,10 @@ int vnic_dev_capable_filter_mode(struct vnic_dev *vdev, u32 *mode,
 
 	err = vnic_dev_advanced_filters_cap(vdev, args, 4);
 
-	/* determine if filter tags are available */
-	if (err)
-		*filter_tags = 0;
-	if ((args[2] == FILTER_CAP_MODE_V1) &&
-	    (args[3] & FILTER_ACTION_FILTER_ID_FLAG))
-		*filter_tags = 1;
-	else
-		*filter_tags = 0;
+	/* determine supported filter actions */
+	*filter_actions = FILTER_ACTION_RQ_STEERING_FLAG; /* always available */
+	if (args[2] == FILTER_CAP_MODE_V1)
+		*filter_actions = args[3];
 
 	if (err || ((args[0] == 1) && (args[1] == 0))) {
 		/* Adv filter Command not supported or adv filters available but
@@ -531,6 +533,22 @@ parse_max_level:
 	return 0;
 }
 
+void vnic_dev_capable_udp_rss_weak(struct vnic_dev *vdev, bool *cfg_chk,
+				   bool *weak)
+{
+	u64 a0 = CMD_NIC_CFG, a1 = 0;
+	int wait = 1000;
+	int err;
+
+	*cfg_chk = false;
+	*weak = false;
+	err = vnic_dev_cmd(vdev, CMD_CAPABILITY, &a0, &a1, wait);
+	if (err == 0 && a0 != 0 && a1 != 0) {
+		*cfg_chk = true;
+		*weak = !!((a1 >> 32) & CMD_NIC_CFG_CAPF_UDP_WEAK);
+	}
+}
+
 int vnic_dev_capable(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd)
 {
 	u64 a0 = (u32)cmd, a1 = 0;
@@ -587,17 +605,9 @@ int vnic_dev_stats_dump(struct vnic_dev *vdev, struct vnic_stats **stats)
 {
 	u64 a0, a1;
 	int wait = 1000;
-	static u32 instance;
-	char name[NAME_MAX];
 
-	if (!vdev->stats) {
-		snprintf((char *)name, sizeof(name),
-			"vnic_stats-%u", instance++);
-		vdev->stats = vdev->alloc_consistent(vdev->priv,
-			sizeof(struct vnic_stats), &vdev->stats_pa, (u8 *)name);
-		if (!vdev->stats)
-			return -ENOMEM;
-	}
+	if (!vdev->stats)
+		return -ENOMEM;
 
 	*stats = vdev->stats;
 	a0 = vdev->stats_pa;
@@ -606,6 +616,35 @@ int vnic_dev_stats_dump(struct vnic_dev *vdev, struct vnic_stats **stats)
 	return vnic_dev_cmd(vdev, CMD_STATS_DUMP, &a0, &a1, wait);
 }
 
+/*
+ * Configure counter DMA
+ */
+int vnic_dev_counter_dma_cfg(struct vnic_dev *vdev, u32 period,
+			     u32 num_counters)
+{
+	u64 args[3];
+	int wait = 1000;
+	int err;
+
+	if (num_counters > VNIC_MAX_FLOW_COUNTERS)
+		return -ENOMEM;
+	if (period > 0 && (period < VNIC_COUNTER_DMA_MIN_PERIOD ||
+	    num_counters == 0))
+		return -EINVAL;
+
+	args[0] = num_counters;
+	args[1] = vdev->flow_counters_pa;
+	args[2] = period;
+	err =  vnic_dev_cmd_args(vdev, CMD_COUNTER_DMA_CONFIG, args, 3, wait);
+
+	/* record if DMAs need to be stopped on close */
+	if (!err)
+		vdev->flow_counters_dma_active = (num_counters != 0 &&
+						  period != 0);
+
+	return err;
+}
+
 int vnic_dev_close(struct vnic_dev *vdev)
 {
 	u64 a0 = 0, a1 = 0;
@@ -922,6 +961,36 @@ u32 vnic_dev_get_intr_coal_timer_max(struct vnic_dev *vdev)
 	return vdev->intr_coal_timer_info.max_usec;
 }
 
+int vnic_dev_alloc_stats_mem(struct vnic_dev *vdev)
+{
+	char name[NAME_MAX];
+	static u32 instance;
+
+	snprintf((char *)name, sizeof(name), "vnic_stats-%u", instance++);
+	vdev->stats = vdev->alloc_consistent(vdev->priv,
+					     sizeof(struct vnic_stats),
+					     &vdev->stats_pa, (u8 *)name);
+	return vdev->stats == NULL ? -ENOMEM : 0;
+}
+
+/*
+ * Initialize for up to VNIC_MAX_FLOW_COUNTERS
+ */
+int vnic_dev_alloc_counter_mem(struct vnic_dev *vdev)
+{
+	char name[NAME_MAX];
+	static u32 instance;
+
+	snprintf((char *)name, sizeof(name), "vnic_flow_ctrs-%u", instance++);
+	vdev->flow_counters = vdev->alloc_consistent(vdev->priv,
+					     sizeof(struct vnic_counter_counts)
+					     * VNIC_MAX_FLOW_COUNTERS,
+					     &vdev->flow_counters_pa,
+					     (u8 *)name);
+	vdev->flow_counters_dma_active = 0;
+	return vdev->flow_counters == NULL ? -ENOMEM : 0;
+}
+
 void vnic_dev_unregister(struct vnic_dev *vdev)
 {
 	if (vdev) {
@@ -934,6 +1003,16 @@ void vnic_dev_unregister(struct vnic_dev *vdev)
 			vdev->free_consistent(vdev->priv,
 				sizeof(struct vnic_stats),
 				vdev->stats, vdev->stats_pa);
+		if (vdev->flow_counters) {
+			/* turn off counter DMAs before freeing memory */
+			if (vdev->flow_counters_dma_active)
+				vnic_dev_counter_dma_cfg(vdev, 0, 0);
+
+			vdev->free_consistent(vdev->priv,
+				sizeof(struct vnic_counter_counts)
+				* VNIC_MAX_FLOW_COUNTERS,
+				vdev->flow_counters, vdev->flow_counters_pa);
+		}
 		if (vdev->fw_info)
 			vdev->free_consistent(vdev->priv,
 				sizeof(struct vnic_devcmd_fw_info),
@@ -1044,3 +1123,79 @@ int vnic_dev_classifier(struct vnic_dev *vdev, u8 cmd, u16 *entry,
 
 	return ret;
 }
+
+int vnic_dev_overlay_offload_ctrl(struct vnic_dev *vdev, u8 overlay, u8 config)
+{
+	u64 a0 = overlay;
+	u64 a1 = config;
+	int wait = 1000;
+
+	return vnic_dev_cmd(vdev, CMD_OVERLAY_OFFLOAD_CTRL, &a0, &a1, wait);
+}
+
+int vnic_dev_overlay_offload_cfg(struct vnic_dev *vdev, u8 overlay,
+				 u16 vxlan_udp_port_number)
+{
+	u64 a1 = vxlan_udp_port_number;
+	u64 a0 = overlay;
+	int wait = 1000;
+
+	return vnic_dev_cmd(vdev, CMD_OVERLAY_OFFLOAD_CFG, &a0, &a1, wait);
+}
+
+int vnic_dev_capable_vxlan(struct vnic_dev *vdev)
+{
+	u64 a0 = VIC_FEATURE_VXLAN;
+	u64 a1 = 0;
+	int wait = 1000;
+	int ret;
+
+	ret = vnic_dev_cmd(vdev, CMD_GET_SUPP_FEATURE_VER, &a0, &a1, wait);
+	/* 1 if the NIC can do VXLAN for both IPv4 and IPv6 with multiple WQs */
+	return ret == 0 &&
+		(a1 & (FEATURE_VXLAN_IPV6 | FEATURE_VXLAN_MULTI_WQ)) ==
+		(FEATURE_VXLAN_IPV6 | FEATURE_VXLAN_MULTI_WQ);
+}
+
+bool vnic_dev_counter_alloc(struct vnic_dev *vdev, uint32_t *idx)
+{
+	u64 a0 = 0;
+	u64 a1 = 0;
+	int wait = 1000;
+
+	if (vnic_dev_cmd(vdev, CMD_COUNTER_ALLOC, &a0, &a1, wait))
+		return false;
+	*idx = (uint32_t)a0;
+	return true;
+}
+
+bool vnic_dev_counter_free(struct vnic_dev *vdev, uint32_t idx)
+{
+	u64 a0 = idx;
+	u64 a1 = 0;
+	int wait = 1000;
+
+	return vnic_dev_cmd(vdev, CMD_COUNTER_FREE, &a0, &a1,
+			    wait) == 0;
+}
+
+bool vnic_dev_counter_query(struct vnic_dev *vdev, uint32_t idx,
+			    bool reset, uint64_t *packets, uint64_t *bytes)
+{
+	u64 a0 = idx;
+	u64 a1 = reset ? 1 : 0;
+	int wait = 1000;
+
+	if (reset) {
+		/* query/reset returns updated counters */
+		if (vnic_dev_cmd(vdev, CMD_COUNTER_QUERY, &a0, &a1, wait))
+			return false;
+		*packets = a0;
+		*bytes = a1;
+	} else {
+		/* Get values DMA'd from the adapter */
+		*packets = vdev->flow_counters[idx].vcc_packets;
+		*bytes = vdev->flow_counters[idx].vcc_bytes;
+	}
+	return true;
+}