diff options
| author | Vasanthakumar Thiagarajan <[email protected]> | 2019-11-27 18:30:09 +0200 |
|---|---|---|
| committer | Kalle Valo <[email protected]> | 2019-11-29 09:36:19 +0200 |
| commit | 051cefa4466744cb669d7eef9399cbf850b2a6d4 (patch) | |
| tree | 8d4de0b7c81e1cddcd9ca30dabeed41bd606c505 | |
| parent | 79c647a3c59ddc1a1acf68e82e555201c10d3c18 (diff) | |
ath11k: Fix target crash due to WBM_IDLE_LINK ring desc shortage
Make sure the number of WBM_IDLE_LINK ring descriptors is power
of 2. This increases the number of descriptors to 32k from the
current ~18k to fix the target assert because of the shortage in
the descriptors in WBM_IDLE_LINK ring. Remove unnecessary
power of 2 calculation in ath11k_dp_link_desc_setup() as it is
not required after this change.
Signed-off-by: Vasanthakumar Thiagarajan <[email protected]>
Signed-off-by: Kalle Valo <[email protected]>
| -rw-r--r-- | drivers/net/wireless/ath/ath11k/dp.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/net/wireless/ath/ath11k/dp.c b/drivers/net/wireless/ath/ath11k/dp.c index ff510e821a29..72c21cf6a352 100644 --- a/drivers/net/wireless/ath/ath11k/dp.c +++ b/drivers/net/wireless/ath/ath11k/dp.c @@ -478,6 +478,9 @@ static int ath11k_wbm_idle_ring_setup(struct ath11k_base *ab, u32 *n_link_desc) *n_link_desc = n_mpdu_link_desc + n_mpdu_queue_desc + n_tx_msdu_link_desc + n_rx_msdu_link_desc; + if (*n_link_desc & (*n_link_desc - 1)) + *n_link_desc = 1 << fls(*n_link_desc); + ret = ath11k_dp_srng_setup(ab, &dp->wbm_idle_ring, HAL_WBM_IDLE_LINK, 0, 0, *n_link_desc); if (ret) { @@ -499,9 +502,6 @@ int ath11k_dp_link_desc_setup(struct ath11k_base *ab, u32 *desc; int i, ret; - if (n_link_desc & (n_link_desc - 1)) - n_link_desc = 1 << fls(n_link_desc); - tot_mem_sz = n_link_desc * HAL_LINK_DESC_SIZE; tot_mem_sz += HAL_LINK_DESC_ALIGN; |