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ath10k: register per copy engine receive callbacks 

Register receive callbacks for every copy engines (CE) separately
instead of having common receive handler. Some of the copy engines
receives different type of messages (i.e HTT/HTC/pktlog) from target.
Hence to service them accordingly, register per copy engine receive
callbacks.

Reviewed-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Rajkumar Manoharan <rmanohar@qti.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
This commit is contained in:
Rajkumar Manoharan 2015-10-12 18:27:02 +05:30 committed by Kalle Valo
parent 0e5b295091
commit 9d9bdbb0c4
7 changed files with 12 additions and 51 deletions
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5
drivers/net/wireless/ath/ath10k/ce.c
View File

@ -1076,8 +1076,7 @@ void ath10k_ce_deinit_pipe(struct ath10k *ar, unsigned int ce_id)
}
int ath10k_ce_alloc_pipe(struct ath10k *ar, int ce_id,
const struct ce_attr *attr,
void (*recv_cb)(struct ath10k_ce_pipe *))
const struct ce_attr *attr)
{
struct ath10k_pci *ar_pci = ath10k_pci_priv(ar);
struct ath10k_ce_pipe *ce_state = &ar_pci->ce_states[ce_id];
@ -1106,7 +1105,7 @@ int ath10k_ce_alloc_pipe(struct ath10k *ar, int ce_id,
ce_state->send_cb = attr->send_cb;
if (attr->dest_nentries)
ce_state->recv_cb = recv_cb;
ce_state->recv_cb = attr->recv_cb;
if (attr->src_nentries) {
ce_state->src_ring = ath10k_ce_alloc_src_ring(ar, ce_id, attr);

4
drivers/net/wireless/ath/ath10k/ce.h
View File

@ -209,8 +209,7 @@ int ath10k_ce_init_pipe(struct ath10k *ar, unsigned int ce_id,
const struct ce_attr *attr);
void ath10k_ce_deinit_pipe(struct ath10k *ar, unsigned int ce_id);
int ath10k_ce_alloc_pipe(struct ath10k *ar, int ce_id,
const struct ce_attr *attr,
void (*recv_cb)(struct ath10k_ce_pipe *));
const struct ce_attr *attr);
void ath10k_ce_free_pipe(struct ath10k *ar, int ce_id);
/*==================CE Engine Shutdown=======================*/
@ -278,6 +277,7 @@ struct ce_attr {
unsigned int dest_nentries;
void (*send_cb)(struct ath10k_ce_pipe *);
void (*recv_cb)(struct ath10k_ce_pipe *);
};
#define SR_BA_ADDRESS 0x0000

14
drivers/net/wireless/ath/ath10k/hif.h
View File

@ -30,11 +30,6 @@ struct ath10k_hif_sg_item {
u16 len;
};
struct ath10k_hif_cb {
int (*rx_completion)(struct ath10k *ar,
struct sk_buff *wbuf);
};
struct ath10k_hif_ops {
/* send a scatter-gather list to the target */
int (*tx_sg)(struct ath10k *ar, u8 pipe_id,
@ -78,9 +73,6 @@ struct ath10k_hif_ops {
*/
void (*send_complete_check)(struct ath10k *ar, u8 pipe_id, int force);
void (*set_callbacks)(struct ath10k *ar,
struct ath10k_hif_cb *callbacks);
u16 (*get_free_queue_number)(struct ath10k *ar, u8 pipe_id);
u32 (*read32)(struct ath10k *ar, u32 address);
@ -161,12 +153,6 @@ static inline void ath10k_hif_send_complete_check(struct ath10k *ar,
ar->hif.ops->send_complete_check(ar, pipe_id, force);
}
static inline void ath10k_hif_set_callbacks(struct ath10k *ar,
struct ath10k_hif_cb *callbacks)
{
ar->hif.ops->set_callbacks(ar, callbacks);
}
static inline u16 ath10k_hif_get_free_queue_number(struct ath10k *ar,
u8 pipe_id)
{

13
drivers/net/wireless/ath/ath10k/htc.c
View File

@ -302,7 +302,7 @@ static int ath10k_htc_process_trailer(struct ath10k_htc *htc,
return status;
}
int ath10k_htc_rx_completion_handler(struct ath10k *ar, struct sk_buff *skb)
void ath10k_htc_rx_completion_handler(struct ath10k *ar, struct sk_buff *skb)
{
int status = 0;
struct ath10k_htc *htc = &ar->htc;
@ -323,7 +323,6 @@ int ath10k_htc_rx_completion_handler(struct ath10k *ar, struct sk_buff *skb)
ath10k_warn(ar, "HTC Rx: invalid eid %d\n", eid);
ath10k_dbg_dump(ar, ATH10K_DBG_HTC, "htc bad header", "",
hdr, sizeof(*hdr));
status = -EINVAL;
goto out;
}
@ -345,7 +344,6 @@ int ath10k_htc_rx_completion_handler(struct ath10k *ar, struct sk_buff *skb)
payload_len + sizeof(*hdr));
ath10k_dbg_dump(ar, ATH10K_DBG_HTC, "htc bad rx pkt len", "",
hdr, sizeof(*hdr));
status = -EINVAL;
goto out;
}
@ -355,7 +353,6 @@ int ath10k_htc_rx_completion_handler(struct ath10k *ar, struct sk_buff *skb)
skb->len, payload_len);
ath10k_dbg_dump(ar, ATH10K_DBG_HTC, "htc bad rx pkt len",
"", hdr, sizeof(*hdr));
status = -EINVAL;
goto out;
}
@ -371,7 +368,6 @@ int ath10k_htc_rx_completion_handler(struct ath10k *ar, struct sk_buff *skb)
(trailer_len > payload_len)) {
ath10k_warn(ar, "Invalid trailer length: %d\n",
trailer_len);
status = -EPROTO;
goto out;
}
@ -404,7 +400,6 @@ int ath10k_htc_rx_completion_handler(struct ath10k *ar, struct sk_buff *skb)
* sending unsolicited messages on the ep 0
*/
ath10k_warn(ar, "HTC rx ctrl still processing\n");
status = -EINVAL;
complete(&htc->ctl_resp);
goto out;
}
@ -436,8 +431,6 @@ int ath10k_htc_rx_completion_handler(struct ath10k *ar, struct sk_buff *skb)
skb = NULL;
out:
kfree_skb(skb);
return status;
}
EXPORT_SYMBOL(ath10k_htc_rx_completion_handler);
@ -839,7 +832,6 @@ int ath10k_htc_start(struct ath10k_htc *htc)
/* registered target arrival callback from the HIF layer */
int ath10k_htc_init(struct ath10k *ar)
{
struct ath10k_hif_cb htc_callbacks;
struct ath10k_htc_ep *ep = NULL;
struct ath10k_htc *htc = &ar->htc;
@ -847,14 +839,11 @@ int ath10k_htc_init(struct ath10k *ar)
ath10k_htc_reset_endpoint_states(htc);
/* setup HIF layer callbacks */
htc_callbacks.rx_completion = ath10k_htc_rx_completion_handler;
htc->ar = ar;
/* Get HIF default pipe for HTC message exchange */
ep = &htc->endpoint[ATH10K_HTC_EP_0];
ath10k_hif_set_callbacks(ar, &htc_callbacks);
ath10k_hif_get_default_pipe(ar, &ep->ul_pipe_id, &ep->dl_pipe_id);
init_completion(&htc->ctl_resp);

2
drivers/net/wireless/ath/ath10k/htc.h
View File

@ -356,6 +356,6 @@ int ath10k_htc_send(struct ath10k_htc *htc, enum ath10k_htc_ep_id eid,
struct sk_buff *packet);
struct sk_buff *ath10k_htc_alloc_skb(struct ath10k *ar, int size);
void ath10k_htc_tx_completion_handler(struct ath10k *ar, struct sk_buff *skb);
int ath10k_htc_rx_completion_handler(struct ath10k *ar, struct sk_buff *skb);
void ath10k_htc_rx_completion_handler(struct ath10k *ar, struct sk_buff *skb);
#endif

23
drivers/net/wireless/ath/ath10k/pci.c
View File

@ -105,6 +105,7 @@ static int ath10k_pci_bmi_wait(struct ath10k_ce_pipe *tx_pipe,
struct bmi_xfer *xfer);
static int ath10k_pci_qca99x0_chip_reset(struct ath10k *ar);
static void ath10k_pci_htc_tx_cb(struct ath10k_ce_pipe *ce_state);
static void ath10k_pci_htc_rx_cb(struct ath10k_ce_pipe *ce_state);
static const struct ce_attr host_ce_config_wlan[] = {
/* CE0: host->target HTC control and raw streams */
@ -122,6 +123,7 @@ static const struct ce_attr host_ce_config_wlan[] = {
.src_nentries = 0,
.src_sz_max = 2048,
.dest_nentries = 512,
.recv_cb = ath10k_pci_htc_rx_cb,
},
/* CE2: target->host WMI */
@ -130,6 +132,7 @@ static const struct ce_attr host_ce_config_wlan[] = {
.src_nentries = 0,
.src_sz_max = 2048,
.dest_nentries = 128,
.recv_cb = ath10k_pci_htc_rx_cb,
},
/* CE3: host->target WMI */
@ -1123,12 +1126,11 @@ static void ath10k_pci_htc_tx_cb(struct ath10k_ce_pipe *ce_state)
}
/* Called by lower (CE) layer when data is received from the Target. */
static void ath10k_pci_ce_recv_data(struct ath10k_ce_pipe *ce_state)
static void ath10k_pci_htc_rx_cb(struct ath10k_ce_pipe *ce_state)
{
struct ath10k *ar = ce_state->ar;
struct ath10k_pci *ar_pci = ath10k_pci_priv(ar);
struct ath10k_pci_pipe *pipe_info = &ar_pci->pipe_info[ce_state->id];
struct ath10k_hif_cb *cb = &ar_pci->msg_callbacks_current;
struct sk_buff *skb;
struct sk_buff_head list;
void *transfer_context;
@ -1163,7 +1165,7 @@ static void ath10k_pci_ce_recv_data(struct ath10k_ce_pipe *ce_state)
ath10k_dbg_dump(ar, ATH10K_DBG_PCI_DUMP, NULL, "pci rx: ",
skb->data, skb->len);
cb->rx_completion(ar, skb);
ath10k_htc_rx_completion_handler(ar, skb);
}
ath10k_pci_rx_post_pipe(pipe_info);
@ -1338,17 +1340,6 @@ static void ath10k_pci_hif_send_complete_check(struct ath10k *ar, u8 pipe,
ath10k_ce_per_engine_service(ar, pipe);
}
static void ath10k_pci_hif_set_callbacks(struct ath10k *ar,
struct ath10k_hif_cb *callbacks)
{
struct ath10k_pci *ar_pci = ath10k_pci_priv(ar);
ath10k_dbg(ar, ATH10K_DBG_PCI, "pci hif set callbacks\n");
memcpy(&ar_pci->msg_callbacks_current, callbacks,
sizeof(ar_pci->msg_callbacks_current));
}
static void ath10k_pci_kill_tasklet(struct ath10k *ar)
{
struct ath10k_pci *ar_pci = ath10k_pci_priv(ar);
@ -1995,8 +1986,7 @@ static int ath10k_pci_alloc_pipes(struct ath10k *ar)
pipe->pipe_num = i;
pipe->hif_ce_state = ar;
ret = ath10k_ce_alloc_pipe(ar, i, &host_ce_config_wlan[i],
ath10k_pci_ce_recv_data);
ret = ath10k_ce_alloc_pipe(ar, i, &host_ce_config_wlan[i]);
if (ret) {
ath10k_err(ar, "failed to allocate copy engine pipe %d: %d\n",
i, ret);
@ -2416,7 +2406,6 @@ static const struct ath10k_hif_ops ath10k_pci_hif_ops = {
.map_service_to_pipe = ath10k_pci_hif_map_service_to_pipe,
.get_default_pipe = ath10k_pci_hif_get_default_pipe,
.send_complete_check = ath10k_pci_hif_send_complete_check,
.set_callbacks = ath10k_pci_hif_set_callbacks,
.get_free_queue_number = ath10k_pci_hif_get_free_queue_number,
.power_up = ath10k_pci_hif_power_up,
.power_down = ath10k_pci_hif_power_down,

2
drivers/net/wireless/ath/ath10k/pci.h
View File

@ -175,8 +175,6 @@ struct ath10k_pci {
struct ath10k_pci_pipe pipe_info[CE_COUNT_MAX];
struct ath10k_hif_cb msg_callbacks_current;
/* Copy Engine used for Diagnostic Accesses */
struct ath10k_ce_pipe *ce_diag;