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| author | Erik Stromdahl <erik.stromdahl@gmail.com> | 2017-01-11 17:32:10 +0300 |
|---|---|---|
| committer | Kalle Valo <kvalo@qca.qualcomm.com> | 2017-01-12 13:51:29 +0300 |
| commit | d48b62ceeea2c229c637efda0c1a846dd33cf26a (patch) | |
| tree | 1f77f66b8aedf4d90230cdc7a853737df44941b3 /drivers/net/wireless/ath/ath10k/htc.c | |
| parent | 7bc7441e4da3868042d01eed8a1f61625d35a356 (diff) | |
| download | linux-d48b62ceeea2c229c637efda0c1a846dd33cf26a.tar.xz | |
ath10k: htc: simplified credit distribution
Simplified transmit credit distribution code somewhat.
Since the WMI control service will get assigned all credits
there is no need for having a credit_allocation array in
struct ath10k_htc.
Signed-off-by: Erik Stromdahl <erik.stromdahl@gmail.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath10k/htc.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath10k/htc.c | 29 |
1 files changed, 5 insertions, 24 deletions
diff --git a/drivers/net/wireless/ath/ath10k/htc.c b/drivers/net/wireless/ath/ath10k/htc.c index f2e065958c87..9f6a915f91bf 100644 --- a/drivers/net/wireless/ath/ath10k/htc.c +++ b/drivers/net/wireless/ath/ath10k/htc.c @@ -474,33 +474,16 @@ static void ath10k_htc_reset_endpoint_states(struct ath10k_htc *htc) } } -static void ath10k_htc_setup_target_buffer_assignments(struct ath10k_htc *htc) -{ - struct ath10k_htc_svc_tx_credits *entry; - - entry = &htc->service_tx_alloc[0]; - - /* - * for PCIE allocate all credists/HTC buffers to WMI. - * no buffers are used/required for data. data always - * remains on host. - */ - entry++; - entry->service_id = ATH10K_HTC_SVC_ID_WMI_CONTROL; - entry->credit_allocation = htc->total_transmit_credits; -} - static u8 ath10k_htc_get_credit_allocation(struct ath10k_htc *htc, u16 service_id) { u8 allocation = 0; - int i; - for (i = 0; i < ATH10K_HTC_EP_COUNT; i++) { - if (htc->service_tx_alloc[i].service_id == service_id) - allocation = - htc->service_tx_alloc[i].credit_allocation; - } + /* The WMI control service is the only service with flow control. + * Let it have all transmit credits. + */ + if (service_id == ATH10K_HTC_SVC_ID_WMI_CONTROL) + allocation = htc->total_transmit_credits; return allocation; } @@ -574,8 +557,6 @@ int ath10k_htc_wait_target(struct ath10k_htc *htc) return -ECOMM; } - ath10k_htc_setup_target_buffer_assignments(htc); - /* setup our pseudo HTC control endpoint connection */ memset(&conn_req, 0, sizeof(conn_req)); memset(&conn_resp, 0, sizeof(conn_resp)); |