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ibmvnic: create send_query_ip_offload

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Factor send_query_ip_offload out of handle_request_cap_rsp to
pair with handle_query_ip_offload_rsp.

Signed-off-by: Lijun Pan <ljp@linux.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Lijun Pan
2020-09-27 20:13:29 -05:00
committed by David S. Miller
parent 69980d021c
commit 16e811fe0f
1 changed files with 29 additions and 23 deletions
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52
drivers/net/ethernet/ibm/ibmvnic.c
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@@ -3953,6 +3953,34 @@ static void send_query_cap(struct ibmvnic_adapter *adapter)
ibmvnic_send_crq(adapter, &crq);
}
static void send_query_ip_offload(struct ibmvnic_adapter *adapter)
{
int buf_sz = sizeof(struct ibmvnic_query_ip_offload_buffer);
struct device *dev = &adapter->vdev->dev;
union ibmvnic_crq crq;
adapter->ip_offload_tok =
dma_map_single(dev,
&adapter->ip_offload_buf,
buf_sz,
DMA_FROM_DEVICE);
if (dma_mapping_error(dev, adapter->ip_offload_tok)) {
if (!firmware_has_feature(FW_FEATURE_CMO))
dev_err(dev, "Couldn't map offload buffer\n");
return;
}
memset(&crq, 0, sizeof(crq));
crq.query_ip_offload.first = IBMVNIC_CRQ_CMD;
crq.query_ip_offload.cmd = QUERY_IP_OFFLOAD;
crq.query_ip_offload.len = cpu_to_be32(buf_sz);
crq.query_ip_offload.ioba =
cpu_to_be32(adapter->ip_offload_tok);
ibmvnic_send_crq(adapter, &crq);
}
static void handle_vpd_size_rsp(union ibmvnic_crq *crq,
struct ibmvnic_adapter *adapter)
{
@@ -4276,30 +4304,8 @@ static void handle_request_cap_rsp(union ibmvnic_crq *crq,
/* Done receiving requested capabilities, query IP offload support */
if (atomic_read(&adapter->running_cap_crqs) == 0) {
union ibmvnic_crq newcrq;
int buf_sz = sizeof(struct ibmvnic_query_ip_offload_buffer);
struct ibmvnic_query_ip_offload_buffer *ip_offload_buf =
&adapter->ip_offload_buf;
adapter->wait_capability = false;
adapter->ip_offload_tok = dma_map_single(dev, ip_offload_buf,
buf_sz,
DMA_FROM_DEVICE);
if (dma_mapping_error(dev, adapter->ip_offload_tok)) {
if (!firmware_has_feature(FW_FEATURE_CMO))
dev_err(dev, "Couldn't map offload buffer\n");
return;
}
memset(&newcrq, 0, sizeof(newcrq));
newcrq.query_ip_offload.first = IBMVNIC_CRQ_CMD;
newcrq.query_ip_offload.cmd = QUERY_IP_OFFLOAD;
newcrq.query_ip_offload.len = cpu_to_be32(buf_sz);
newcrq.query_ip_offload.ioba =
cpu_to_be32(adapter->ip_offload_tok);
ibmvnic_send_crq(adapter, &newcrq);
send_query_ip_offload(adapter);
}
}