[RFC,1/8] common/iavf: add large queue VC ops
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Commit Message
From: Qi Zhang <qi.z.zhang@intel.com>
Add VC ops to support 64 queue
VIRTCHNL_OP_ENABLE_LARGE_QUEUES
VIRTCHNL_OP_DISABLE_LARGE_QUEUES
VIRTCHNL_OP_CONFIG_LARGE_IRQ_MAP
Signed-off-by: Qi Zhang <qi.z.zhang@intel.com>
---
drivers/common/iavf/virtchnl.h | 59 ++++++++++++++++++++++++++++++++++
1 file changed, 59 insertions(+)
@@ -140,6 +140,9 @@ enum virtchnl_ops {
VIRTCHNL_OP_ADD_FDIR_FILTER = 47,
VIRTCHNL_OP_DEL_FDIR_FILTER = 48,
VIRTCHNL_OP_QUERY_FDIR_FILTER = 49,
+ VIRTCHNL_OP_ENABLE_LARGE_QUEUES = 50,
+ VIRTCHNL_OP_DISABLE_LARGE_QUEUES = 51,
+ VIRTCHNL_OP_CONFIG_LARGE_IRQ_MAP = 52,
};
/* These macros are used to generate compilation errors if a structure/union
@@ -258,6 +261,7 @@ VIRTCHNL_CHECK_STRUCT_LEN(16, virtchnl_vsi_resource);
#define VIRTCHNL_VF_OFFLOAD_RX_FLEX_DESC 0X04000000
#define VIRTCHNL_VF_OFFLOAD_ADV_RSS_PF 0X08000000
#define VIRTCHNL_VF_OFFLOAD_FDIR_PF 0X10000000
+#define VIRTCHNL_VF_OFFLOAD_LARGE_VF 0X20000000
/* 0X80000000 is reserved */
/* Define below the capability flags that are not offloads */
@@ -396,6 +400,18 @@ struct virtchnl_vector_map {
VIRTCHNL_CHECK_STRUCT_LEN(12, virtchnl_vector_map);
+struct virtchnl_large_vector_map {
+ u64 rxq_map;
+ u64 txq_map;
+ u16 vsi_id;
+ u16 vector_id;
+ u16 rxitr_idx;
+ u16 txitr_idx;
+};
+
+VIRTCHNL_CHECK_STRUCT_LEN(24, virtchnl_large_vector_map);
+
+
struct virtchnl_irq_map_info {
u16 num_vectors;
struct virtchnl_vector_map vecmap[1];
@@ -403,6 +419,14 @@ struct virtchnl_irq_map_info {
VIRTCHNL_CHECK_STRUCT_LEN(14, virtchnl_irq_map_info);
+struct virtchnl_large_irq_map_info {
+ u16 num_vectors;
+ struct virtchnl_large_vector_map vecmap[1];
+};
+
+VIRTCHNL_CHECK_STRUCT_LEN(32, virtchnl_large_irq_map_info);
+
+
/* VIRTCHNL_OP_ENABLE_QUEUES
* VIRTCHNL_OP_DISABLE_QUEUES
* VF sends these message to enable or disable TX/RX queue pairs.
@@ -423,6 +447,16 @@ struct virtchnl_queue_select {
VIRTCHNL_CHECK_STRUCT_LEN(12, virtchnl_queue_select);
+struct virtchnl_large_queue_select {
+ u64 rx_queues;
+ u64 tx_queues;
+ u16 vsi_id;
+ u16 pad;
+};
+
+VIRTCHNL_CHECK_STRUCT_LEN(24, virtchnl_large_queue_select);
+
+
/* VIRTCHNL_OP_ADD_ETH_ADDR
* VF sends this message in order to add one or more unicast or multicast
* address filters for the specified VSI.
@@ -771,6 +805,10 @@ enum virtchnl_vector_limits {
VIRTCHNL_OP_ENABLE_CHANNELS_MAX =
((u16)(~0) - sizeof(struct virtchnl_tc_info)) /
sizeof(struct virtchnl_channel_info),
+
+ VIRTCHNL_OP_CONFIG_LARGE_IRQ_MAP_MAX =
+ ((u16)(~0) - sizeof(struct virtchnl_large_irq_map_info)) /
+ sizeof(struct virtchnl_large_vector_map),
};
/* VF reset states - these are written into the RSTAT register:
@@ -1163,10 +1201,31 @@ virtchnl_vc_validate_vf_msg(struct virtchnl_version_info *ver, u32 v_opcode,
sizeof(struct virtchnl_vector_map));
}
break;
+ case VIRTCHNL_OP_CONFIG_LARGE_IRQ_MAP:
+ valid_len = sizeof(struct virtchnl_large_irq_map_info);
+ if (msglen >= valid_len) {
+ struct virtchnl_large_irq_map_info *vimi =
+ (struct virtchnl_large_irq_map_info *)msg;
+
+ if (vimi->num_vectors == 0 || vimi->num_vectors >
+ VIRTCHNL_OP_CONFIG_LARGE_IRQ_MAP_MAX) {
+ err_msg_format = true;
+ break;
+ }
+
+ valid_len += (vimi->num_vectors *
+ sizeof(struct virtchnl_large_vector_map));
+ }
+ break;
+
case VIRTCHNL_OP_ENABLE_QUEUES:
case VIRTCHNL_OP_DISABLE_QUEUES:
valid_len = sizeof(struct virtchnl_queue_select);
break;
+ case VIRTCHNL_OP_ENABLE_LARGE_QUEUES:
+ case VIRTCHNL_OP_DISABLE_LARGE_QUEUES:
+ valid_len = sizeof(struct virtchnl_large_queue_select);
+ break;
case VIRTCHNL_OP_ADD_ETH_ADDR:
case VIRTCHNL_OP_DEL_ETH_ADDR:
valid_len = sizeof(struct virtchnl_ether_addr_list);