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authorAlex Maftei (amaftei) <amaftei@solarflare.com>2020-01-09 15:45:15 +0000
committerDavid S. Miller <davem@davemloft.net>2020-01-09 10:58:35 -0800
commit8da92642050df4d466cacd04bbb1d6232b070022 (patch)
tree515e939da93d026cf7041149bdc6525a03f380d0 /drivers/net/ethernet/sfc/ef10.c
parent8ee4c907725cb09e1872dd4203e0a4266dd7e637 (diff)
sfc: move MCDI receive queue management code
One function's prototype was changed in the header. Signed-off-by: Alexandru-Mihai Maftei <amaftei@solarflare.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/sfc/ef10.c')
-rw-r--r--drivers/net/ethernet/sfc/ef10.c99
1 files changed, 7 insertions, 92 deletions
diff --git a/drivers/net/ethernet/sfc/ef10.c b/drivers/net/ethernet/sfc/ef10.c
index aeb6c2059eb1..dc037dd927f8 100644
--- a/drivers/net/ethernet/sfc/ef10.c
+++ b/drivers/net/ethernet/sfc/ef10.c
@@ -2967,91 +2967,6 @@ static int efx_ef10_vf_rx_push_rss_config(struct efx_nic *efx, bool user,
return efx_ef10_rx_push_shared_rss_config(efx, NULL);
}
-static int efx_ef10_rx_probe(struct efx_rx_queue *rx_queue)
-{
- return efx_nic_alloc_buffer(rx_queue->efx, &rx_queue->rxd.buf,
- (rx_queue->ptr_mask + 1) *
- sizeof(efx_qword_t),
- GFP_KERNEL);
-}
-
-static void efx_ef10_rx_init(struct efx_rx_queue *rx_queue)
-{
- MCDI_DECLARE_BUF(inbuf,
- MC_CMD_INIT_RXQ_IN_LEN(EFX_MAX_DMAQ_SIZE * 8 /
- EFX_BUF_SIZE));
- struct efx_channel *channel = efx_rx_queue_channel(rx_queue);
- size_t entries = rx_queue->rxd.buf.len / EFX_BUF_SIZE;
- struct efx_nic *efx = rx_queue->efx;
- struct efx_ef10_nic_data *nic_data = efx->nic_data;
- size_t inlen;
- dma_addr_t dma_addr;
- int rc;
- int i;
- BUILD_BUG_ON(MC_CMD_INIT_RXQ_OUT_LEN != 0);
-
- rx_queue->scatter_n = 0;
- rx_queue->scatter_len = 0;
-
- MCDI_SET_DWORD(inbuf, INIT_RXQ_IN_SIZE, rx_queue->ptr_mask + 1);
- MCDI_SET_DWORD(inbuf, INIT_RXQ_IN_TARGET_EVQ, channel->channel);
- MCDI_SET_DWORD(inbuf, INIT_RXQ_IN_LABEL, efx_rx_queue_index(rx_queue));
- MCDI_SET_DWORD(inbuf, INIT_RXQ_IN_INSTANCE,
- efx_rx_queue_index(rx_queue));
- MCDI_POPULATE_DWORD_2(inbuf, INIT_RXQ_IN_FLAGS,
- INIT_RXQ_IN_FLAG_PREFIX, 1,
- INIT_RXQ_IN_FLAG_TIMESTAMP, 1);
- MCDI_SET_DWORD(inbuf, INIT_RXQ_IN_OWNER_ID, 0);
- MCDI_SET_DWORD(inbuf, INIT_RXQ_IN_PORT_ID, nic_data->vport_id);
-
- dma_addr = rx_queue->rxd.buf.dma_addr;
-
- netif_dbg(efx, hw, efx->net_dev, "pushing RXQ %d. %zu entries (%llx)\n",
- efx_rx_queue_index(rx_queue), entries, (u64)dma_addr);
-
- for (i = 0; i < entries; ++i) {
- MCDI_SET_ARRAY_QWORD(inbuf, INIT_RXQ_IN_DMA_ADDR, i, dma_addr);
- dma_addr += EFX_BUF_SIZE;
- }
-
- inlen = MC_CMD_INIT_RXQ_IN_LEN(entries);
-
- rc = efx_mcdi_rpc(efx, MC_CMD_INIT_RXQ, inbuf, inlen,
- NULL, 0, NULL);
- if (rc)
- netdev_WARN(efx->net_dev, "failed to initialise RXQ %d\n",
- efx_rx_queue_index(rx_queue));
-}
-
-static void efx_ef10_rx_fini(struct efx_rx_queue *rx_queue)
-{
- MCDI_DECLARE_BUF(inbuf, MC_CMD_FINI_RXQ_IN_LEN);
- MCDI_DECLARE_BUF_ERR(outbuf);
- struct efx_nic *efx = rx_queue->efx;
- size_t outlen;
- int rc;
-
- MCDI_SET_DWORD(inbuf, FINI_RXQ_IN_INSTANCE,
- efx_rx_queue_index(rx_queue));
-
- rc = efx_mcdi_rpc_quiet(efx, MC_CMD_FINI_RXQ, inbuf, sizeof(inbuf),
- outbuf, sizeof(outbuf), &outlen);
-
- if (rc && rc != -EALREADY)
- goto fail;
-
- return;
-
-fail:
- efx_mcdi_display_error(efx, MC_CMD_FINI_RXQ, MC_CMD_FINI_RXQ_IN_LEN,
- outbuf, outlen, rc);
-}
-
-static void efx_ef10_rx_remove(struct efx_rx_queue *rx_queue)
-{
- efx_nic_free_buffer(rx_queue->efx, &rx_queue->rxd.buf);
-}
-
/* This creates an entry in the RX descriptor queue */
static inline void
efx_ef10_build_rx_desc(struct efx_rx_queue *rx_queue, unsigned int index)
@@ -3779,7 +3694,7 @@ static int efx_ef10_fini_dmaq(struct efx_nic *efx)
if (efx->state != STATE_RECOVERY) {
efx_for_each_channel(channel, efx) {
efx_for_each_channel_rx_queue(rx_queue, channel)
- efx_ef10_rx_fini(rx_queue);
+ efx_mcdi_rx_fini(rx_queue);
efx_for_each_channel_tx_queue(tx_queue, channel)
efx_mcdi_tx_fini(tx_queue);
}
@@ -6458,9 +6373,9 @@ const struct efx_nic_type efx_hunt_a0_vf_nic_type = {
.tx_limit_len = efx_ef10_tx_limit_len,
.rx_push_rss_config = efx_ef10_vf_rx_push_rss_config,
.rx_pull_rss_config = efx_ef10_rx_pull_rss_config,
- .rx_probe = efx_ef10_rx_probe,
- .rx_init = efx_ef10_rx_init,
- .rx_remove = efx_ef10_rx_remove,
+ .rx_probe = efx_mcdi_rx_probe,
+ .rx_init = efx_mcdi_rx_init,
+ .rx_remove = efx_mcdi_rx_remove,
.rx_write = efx_ef10_rx_write,
.rx_defer_refill = efx_ef10_rx_defer_refill,
.ev_probe = efx_mcdi_ev_probe,
@@ -6570,9 +6485,9 @@ const struct efx_nic_type efx_hunt_a0_nic_type = {
.rx_push_rss_context_config = efx_ef10_rx_push_rss_context_config,
.rx_pull_rss_context_config = efx_ef10_rx_pull_rss_context_config,
.rx_restore_rss_contexts = efx_ef10_rx_restore_rss_contexts,
- .rx_probe = efx_ef10_rx_probe,
- .rx_init = efx_ef10_rx_init,
- .rx_remove = efx_ef10_rx_remove,
+ .rx_probe = efx_mcdi_rx_probe,
+ .rx_init = efx_mcdi_rx_init,
+ .rx_remove = efx_mcdi_rx_remove,
.rx_write = efx_ef10_rx_write,
.rx_defer_refill = efx_ef10_rx_defer_refill,
.ev_probe = efx_mcdi_ev_probe,