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ath10k: remove ce_sendlist_send

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It is completely pointless to keep this function
around. It doesn't do anything different than
ce_send except it introduces more overhead.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
This commit is contained in:
Michal Kazior 2013-10-02 11:03:40 +02:00 committed by Kalle Valo
parent ddb6ad77b4
commit 2e761b5a52
3 changed files with 2 additions and 51 deletions
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34
drivers/net/wireless/ath/ath10k/ce.c
View File

@ -338,40 +338,6 @@ int ath10k_ce_send(struct ath10k_ce_pipe *ce_state,
return ret;
}
int ath10k_ce_sendlist_send(struct ath10k_ce_pipe *ce_state,
void *per_transfer_context,
unsigned int transfer_id,
u32 paddr, unsigned int nbytes,
u32 flags)
{
struct ath10k_ce_ring *src_ring = ce_state->src_ring;
struct ath10k *ar = ce_state->ar;
struct ath10k_pci *ar_pci = ath10k_pci_priv(ar);
unsigned int nentries_mask = src_ring->nentries_mask;
unsigned int sw_index;
unsigned int write_index;
int delta, ret = -ENOMEM;
spin_lock_bh(&ar_pci->ce_lock);
sw_index = src_ring->sw_index;
write_index = src_ring->write_index;
delta = CE_RING_DELTA(nentries_mask, write_index, sw_index - 1);
if (delta >= 1) {
ret = ath10k_ce_send_nolock(ce_state, per_transfer_context,
paddr, nbytes,
transfer_id, flags);
if (ret)
ath10k_warn("CE send failed: %d\n", ret);
}
spin_unlock_bh(&ar_pci->ce_lock);
return ret;
}
int ath10k_ce_recv_buf_enqueue(struct ath10k_ce_pipe *ce_state,
void *per_recv_context,
u32 buffer)

15
drivers/net/wireless/ath/ath10k/ce.h
View File

@ -156,21 +156,6 @@ void ath10k_ce_send_cb_register(struct ath10k_ce_pipe *ce_state,
void (*send_cb)(struct ath10k_ce_pipe *),
int disable_interrupts);
/*
* Queue a "sendlist" of buffers to be sent using gather to a single
* anonymous destination buffer
* ce - which copy engine to use
* sendlist - list of simple buffers to send using gather
* transfer_id - arbitrary ID; reflected to destination
* Returns 0 on success; otherwise an error status.
*
* Implemenation note: Pushes multiple buffers with Gather to Source ring.
*/
int ath10k_ce_sendlist_send(struct ath10k_ce_pipe *ce_state,
void *per_transfer_context,
unsigned int transfer_id,
u32 paddr, unsigned int nbytes,
u32 flags);
/*==================Recv=======================*/

4
drivers/net/wireless/ath/ath10k/pci.c
View File

@ -730,8 +730,8 @@ static int ath10k_pci_hif_send_head(struct ath10k *ar, u8 pipe_id,
pipe_info->num_sends_allowed--;
spin_unlock_bh(&pipe_info->pipe_lock);
ret = ath10k_ce_sendlist_send(ce_hdl, nbuf, transfer_id,
skb_cb->paddr, len, flags);
ret = ath10k_ce_send(ce_hdl, nbuf, skb_cb->paddr, len, transfer_id,
flags);
if (ret)
ath10k_warn("CE send failed: %p\n", nbuf);