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Cc: dev@dpdk.org, paul.m.stillwell.jr@intel.com, ferruh.yigit@intel.com,
Qi Zhang <qi.z.zhang@intel.com>
Date: Mon, 25 Mar 2019 13:44:26 +0800
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<20190325054452.2616-1-qi.z.zhang@intel.com>
Subject: [dpdk-dev] [PATCH v4 12/38] net/ice/base: add APIs to alloc/free
resource counter
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1. ice_alloc_res_cntr - allocate resource counter
2. ice_free_res_cntr - free resource counter
3. ice_alloc_vlan_res_counter - allocate vlan resource counter
4. ice_free_vlan_res_counter - free vlan resource counter
These APIs will be used when try to count the number of a flow be
hitted.
Signed-off-by: Paul M Stillwell Jr <paul.m.stillwell.jr@intel.com>
Signed-off-by: Qi Zhang <qi.z.zhang@intel.com>
Reviewed-by: Qiming Yang <qiming.yang@intel.com>
Reviewed-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
---
drivers/net/ice/base/ice_switch.c | 97 +++++++++++++++++++++++++++++++++++++++
drivers/net/ice/base/ice_switch.h | 6 +++
2 files changed, 103 insertions(+)
diff --git a/drivers/net/ice/base/ice_switch.c b/drivers/net/ice/base/ice_switch.c
index c985c1e31..26fc0b46b 100644
--- a/drivers/net/ice/base/ice_switch.c
+++ b/drivers/net/ice/base/ice_switch.c
@@ -3238,9 +3238,106 @@ void ice_remove_vsi_fltr(struct ice_hw *hw, u16 vsi_handle)
ice_remove_vsi_lkup_fltr(hw, vsi_handle, ICE_SW_LKUP_PROMISC_VLAN);
}
+/**
+ * ice_alloc_res_cntr - allocating resource counter
+ * @hw: pointer to the hardware structure
+ * @type: type of resource
+ * @alloc_shared: if set it is shared else dedicated
+ * @num_items: number of entries requested for FD resource type
+ * @counter_id: counter index returned by AQ call
+ */
+enum ice_status
+ice_alloc_res_cntr(struct ice_hw *hw, u8 type, u8 alloc_shared, u16 num_items,
+ u16 *counter_id)
+{
+ struct ice_aqc_alloc_free_res_elem *buf;
+ enum ice_status status;
+ u16 buf_len;
+
+ /* Allocate resource */
+ buf_len = sizeof(*buf);
+ buf = (struct ice_aqc_alloc_free_res_elem *)
+ ice_malloc(hw, buf_len);
+ if (!buf)
+ return ICE_ERR_NO_MEMORY;
+
+ buf->num_elems = CPU_TO_LE16(num_items);
+ buf->res_type = CPU_TO_LE16(((type << ICE_AQC_RES_TYPE_S) &
+ ICE_AQC_RES_TYPE_M) | alloc_shared);
+
+ status = ice_aq_alloc_free_res(hw, 1, buf, buf_len,
+ ice_aqc_opc_alloc_res, NULL);
+ if (status)
+ goto exit;
+
+ *counter_id = LE16_TO_CPU(buf->elem[0].e.sw_resp);
+
+exit:
+ ice_free(hw, buf);
+ return status;
+}
+
+/**
+ * ice_free_res_cntr - free resource counter
+ * @hw: pointer to the hardware structure
+ * @type: type of resource
+ * @alloc_shared: if set it is shared else dedicated
+ * @num_items: number of entries to be freed for FD resource type
+ * @counter_id: counter ID resource which needs to be freed
+ */
+enum ice_status
+ice_free_res_cntr(struct ice_hw *hw, u8 type, u8 alloc_shared, u16 num_items,
+ u16 counter_id)
+{
+ struct ice_aqc_alloc_free_res_elem *buf;
+ enum ice_status status;
+ u16 buf_len;
+ /* Free resource */
+ buf_len = sizeof(*buf);
+ buf = (struct ice_aqc_alloc_free_res_elem *)
+ ice_malloc(hw, buf_len);
+ if (!buf)
+ return ICE_ERR_NO_MEMORY;
+ buf->num_elems = CPU_TO_LE16(num_items);
+ buf->res_type = CPU_TO_LE16(((type << ICE_AQC_RES_TYPE_S) &
+ ICE_AQC_RES_TYPE_M) | alloc_shared);
+ buf->elem[0].e.sw_resp = CPU_TO_LE16(counter_id);
+ status = ice_aq_alloc_free_res(hw, 1, buf, buf_len,
+ ice_aqc_opc_free_res, NULL);
+ if (status)
+ ice_debug(hw, ICE_DBG_SW,
+ "counter resource could not be freed\n");
+
+ ice_free(hw, buf);
+ return status;
+}
+
+/**
+ * ice_alloc_vlan_res_counter - obtain counter resource for VLAN type
+ * @hw: pointer to the hardware structure
+ * @counter_id: returns counter index
+ */
+enum ice_status ice_alloc_vlan_res_counter(struct ice_hw *hw, u16 *counter_id)
+{
+ return ice_alloc_res_cntr(hw, ICE_AQC_RES_TYPE_VLAN_COUNTER,
+ ICE_AQC_RES_TYPE_FLAG_DEDICATED, 1,
+ counter_id);
+}
+
+/**
+ * ice_free_vlan_res_counter - Free counter resource for VLAN type
+ * @hw: pointer to the hardware structure
+ * @counter_id: counter index to be freed
+ */
+enum ice_status ice_free_vlan_res_counter(struct ice_hw *hw, u16 counter_id)
+{
+ return ice_free_res_cntr(hw, ICE_AQC_RES_TYPE_VLAN_COUNTER,
+ ICE_AQC_RES_TYPE_FLAG_DEDICATED, 1,
+ counter_id);
+}
/**
* ice_replay_vsi_fltr - Replay filters for requested VSI
diff --git a/drivers/net/ice/base/ice_switch.h b/drivers/net/ice/base/ice_switch.h
index 4b77d920f..364083eb4 100644
--- a/drivers/net/ice/base/ice_switch.h
+++ b/drivers/net/ice/base/ice_switch.h
@@ -338,6 +338,12 @@ enum ice_status
ice_alloc_vlan_res_counter(struct ice_hw *hw, u16 *counter_id);
enum ice_status
ice_free_vlan_res_counter(struct ice_hw *hw, u16 counter_id);
+enum ice_status
+ice_alloc_res_cntr(struct ice_hw *hw, u8 type, u8 alloc_shared, u16 num_items,
+ u16 *counter_id);
+enum ice_status
+ice_free_res_cntr(struct ice_hw *hw, u8 type, u8 alloc_shared, u16 num_items,
+ u16 counter_id);
/* Switch/bridge related commands */
enum ice_status ice_update_sw_rule_bridge_mode(struct ice_hw *hw);
--
2.13.6
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From: Qi Zhang <qi.z.zhang@intel.com>
To: wenzhuo.lu@intel.com,
qiming.yang@intel.com
Cc: dev@dpdk.org, paul.m.stillwell.jr@intel.com, ferruh.yigit@intel.com,
Qi Zhang <qi.z.zhang@intel.com>
Date: Mon, 25 Mar 2019 13:44:26 +0800
Message-Id: <20190325054452.2616-13-qi.z.zhang@intel.com>
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<20190325054452.2616-1-qi.z.zhang@intel.com>
Subject: [dpdk-dev] [PATCH v4 12/38] net/ice/base: add APIs to alloc/free
resource counter
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Message-ID: <20190325054426.VKIyEVD37VVT3leBMDO8TB7tDritmItvuQSyt9_anVc@z>
1. ice_alloc_res_cntr - allocate resource counter
2. ice_free_res_cntr - free resource counter
3. ice_alloc_vlan_res_counter - allocate vlan resource counter
4. ice_free_vlan_res_counter - free vlan resource counter
These APIs will be used when try to count the number of a flow be
hitted.
Signed-off-by: Paul M Stillwell Jr <paul.m.stillwell.jr@intel.com>
Signed-off-by: Qi Zhang <qi.z.zhang@intel.com>
Reviewed-by: Qiming Yang <qiming.yang@intel.com>
Reviewed-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
---
drivers/net/ice/base/ice_switch.c | 97 +++++++++++++++++++++++++++++++++++++++
drivers/net/ice/base/ice_switch.h | 6 +++
2 files changed, 103 insertions(+)
diff --git a/drivers/net/ice/base/ice_switch.c b/drivers/net/ice/base/ice_switch.c
index c985c1e31..26fc0b46b 100644
--- a/drivers/net/ice/base/ice_switch.c
+++ b/drivers/net/ice/base/ice_switch.c
@@ -3238,9 +3238,106 @@ void ice_remove_vsi_fltr(struct ice_hw *hw, u16 vsi_handle)
ice_remove_vsi_lkup_fltr(hw, vsi_handle, ICE_SW_LKUP_PROMISC_VLAN);
}
+/**
+ * ice_alloc_res_cntr - allocating resource counter
+ * @hw: pointer to the hardware structure
+ * @type: type of resource
+ * @alloc_shared: if set it is shared else dedicated
+ * @num_items: number of entries requested for FD resource type
+ * @counter_id: counter index returned by AQ call
+ */
+enum ice_status
+ice_alloc_res_cntr(struct ice_hw *hw, u8 type, u8 alloc_shared, u16 num_items,
+ u16 *counter_id)
+{
+ struct ice_aqc_alloc_free_res_elem *buf;
+ enum ice_status status;
+ u16 buf_len;
+
+ /* Allocate resource */
+ buf_len = sizeof(*buf);
+ buf = (struct ice_aqc_alloc_free_res_elem *)
+ ice_malloc(hw, buf_len);
+ if (!buf)
+ return ICE_ERR_NO_MEMORY;
+
+ buf->num_elems = CPU_TO_LE16(num_items);
+ buf->res_type = CPU_TO_LE16(((type << ICE_AQC_RES_TYPE_S) &
+ ICE_AQC_RES_TYPE_M) | alloc_shared);
+
+ status = ice_aq_alloc_free_res(hw, 1, buf, buf_len,
+ ice_aqc_opc_alloc_res, NULL);
+ if (status)
+ goto exit;
+
+ *counter_id = LE16_TO_CPU(buf->elem[0].e.sw_resp);
+
+exit:
+ ice_free(hw, buf);
+ return status;
+}
+
+/**
+ * ice_free_res_cntr - free resource counter
+ * @hw: pointer to the hardware structure
+ * @type: type of resource
+ * @alloc_shared: if set it is shared else dedicated
+ * @num_items: number of entries to be freed for FD resource type
+ * @counter_id: counter ID resource which needs to be freed
+ */
+enum ice_status
+ice_free_res_cntr(struct ice_hw *hw, u8 type, u8 alloc_shared, u16 num_items,
+ u16 counter_id)
+{
+ struct ice_aqc_alloc_free_res_elem *buf;
+ enum ice_status status;
+ u16 buf_len;
+ /* Free resource */
+ buf_len = sizeof(*buf);
+ buf = (struct ice_aqc_alloc_free_res_elem *)
+ ice_malloc(hw, buf_len);
+ if (!buf)
+ return ICE_ERR_NO_MEMORY;
+ buf->num_elems = CPU_TO_LE16(num_items);
+ buf->res_type = CPU_TO_LE16(((type << ICE_AQC_RES_TYPE_S) &
+ ICE_AQC_RES_TYPE_M) | alloc_shared);
+ buf->elem[0].e.sw_resp = CPU_TO_LE16(counter_id);
+ status = ice_aq_alloc_free_res(hw, 1, buf, buf_len,
+ ice_aqc_opc_free_res, NULL);
+ if (status)
+ ice_debug(hw, ICE_DBG_SW,
+ "counter resource could not be freed\n");
+
+ ice_free(hw, buf);
+ return status;
+}
+
+/**
+ * ice_alloc_vlan_res_counter - obtain counter resource for VLAN type
+ * @hw: pointer to the hardware structure
+ * @counter_id: returns counter index
+ */
+enum ice_status ice_alloc_vlan_res_counter(struct ice_hw *hw, u16 *counter_id)
+{
+ return ice_alloc_res_cntr(hw, ICE_AQC_RES_TYPE_VLAN_COUNTER,
+ ICE_AQC_RES_TYPE_FLAG_DEDICATED, 1,
+ counter_id);
+}
+
+/**
+ * ice_free_vlan_res_counter - Free counter resource for VLAN type
+ * @hw: pointer to the hardware structure
+ * @counter_id: counter index to be freed
+ */
+enum ice_status ice_free_vlan_res_counter(struct ice_hw *hw, u16 counter_id)
+{
+ return ice_free_res_cntr(hw, ICE_AQC_RES_TYPE_VLAN_COUNTER,
+ ICE_AQC_RES_TYPE_FLAG_DEDICATED, 1,
+ counter_id);
+}
/**
* ice_replay_vsi_fltr - Replay filters for requested VSI
diff --git a/drivers/net/ice/base/ice_switch.h b/drivers/net/ice/base/ice_switch.h
index 4b77d920f..364083eb4 100644
--- a/drivers/net/ice/base/ice_switch.h
+++ b/drivers/net/ice/base/ice_switch.h
@@ -338,6 +338,12 @@ enum ice_status
ice_alloc_vlan_res_counter(struct ice_hw *hw, u16 *counter_id);
enum ice_status
ice_free_vlan_res_counter(struct ice_hw *hw, u16 counter_id);
+enum ice_status
+ice_alloc_res_cntr(struct ice_hw *hw, u8 type, u8 alloc_shared, u16 num_items,
+ u16 *counter_id);
+enum ice_status
+ice_free_res_cntr(struct ice_hw *hw, u8 type, u8 alloc_shared, u16 num_items,
+ u16 counter_id);
/* Switch/bridge related commands */
enum ice_status ice_update_sw_rule_bridge_mode(struct ice_hw *hw);
--
2.13.6