diff options
Diffstat (limited to 'drivers/net/wireless/ath/ath11k/dp.c')
-rw-r--r-- | drivers/net/wireless/ath/ath11k/dp.c | 49 |
1 files changed, 39 insertions, 10 deletions
diff --git a/drivers/net/wireless/ath/ath11k/dp.c b/drivers/net/wireless/ath/ath11k/dp.c index 8baaeeb8cf82..8b790ce72e5d 100644 --- a/drivers/net/wireless/ath/ath11k/dp.c +++ b/drivers/net/wireless/ath/ath11k/dp.c @@ -101,8 +101,11 @@ void ath11k_dp_srng_cleanup(struct ath11k_base *ab, struct dp_srng *ring) if (!ring->vaddr_unaligned) return; - dma_free_coherent(ab->dev, ring->size, ring->vaddr_unaligned, - ring->paddr_unaligned); + if (ring->cached) + kfree(ring->vaddr_unaligned); + else + dma_free_coherent(ab->dev, ring->size, ring->vaddr_unaligned, + ring->paddr_unaligned); ring->vaddr_unaligned = NULL; } @@ -222,6 +225,7 @@ int ath11k_dp_srng_setup(struct ath11k_base *ab, struct dp_srng *ring, int entry_sz = ath11k_hal_srng_get_entrysize(ab, type); int max_entries = ath11k_hal_srng_get_max_entries(ab, type); int ret; + bool cached = false; if (max_entries < 0 || entry_sz < 0) return -EINVAL; @@ -230,9 +234,29 @@ int ath11k_dp_srng_setup(struct ath11k_base *ab, struct dp_srng *ring, num_entries = max_entries; ring->size = (num_entries * entry_sz) + HAL_RING_BASE_ALIGN - 1; - ring->vaddr_unaligned = dma_alloc_coherent(ab->dev, ring->size, - &ring->paddr_unaligned, - GFP_KERNEL); + + if (ab->hw_params.alloc_cacheable_memory) { + /* Allocate the reo dst and tx completion rings from cacheable memory */ + switch (type) { + case HAL_REO_DST: + case HAL_WBM2SW_RELEASE: + cached = true; + break; + default: + cached = false; + } + + if (cached) { + ring->vaddr_unaligned = kzalloc(ring->size, GFP_KERNEL); + ring->paddr_unaligned = virt_to_phys(ring->vaddr_unaligned); + } + } + + if (!cached) + ring->vaddr_unaligned = dma_alloc_coherent(ab->dev, ring->size, + &ring->paddr_unaligned, + GFP_KERNEL); + if (!ring->vaddr_unaligned) return -ENOMEM; @@ -292,6 +316,11 @@ int ath11k_dp_srng_setup(struct ath11k_base *ab, struct dp_srng *ring, return -EINVAL; } + if (cached) { + params.flags |= HAL_SRNG_FLAGS_CACHED; + ring->cached = 1; + } + ret = ath11k_hal_srng_setup(ab, type, ring_num, mac_id, ¶ms); if (ret < 0) { ath11k_warn(ab, "failed to setup srng: %d ring_id %d\n", @@ -742,13 +771,12 @@ int ath11k_dp_service_srng(struct ath11k_base *ab, const struct ath11k_hw_hal_params *hal_params; int grp_id = irq_grp->grp_id; int work_done = 0; - int i = 0, j; + int i, j; int tot_work_done = 0; - while (ab->hw_params.ring_mask->tx[grp_id] >> i) { - if (ab->hw_params.ring_mask->tx[grp_id] & BIT(i)) - ath11k_dp_tx_completion_handler(ab, i); - i++; + if (ab->hw_params.ring_mask->tx[grp_id]) { + i = __fls(ab->hw_params.ring_mask->tx[grp_id]); + ath11k_dp_tx_completion_handler(ab, i); } if (ab->hw_params.ring_mask->rx_err[grp_id]) { @@ -1023,6 +1051,7 @@ int ath11k_dp_alloc(struct ath11k_base *ab) INIT_LIST_HEAD(&dp->reo_cmd_list); INIT_LIST_HEAD(&dp->reo_cmd_cache_flush_list); + INIT_LIST_HEAD(&dp->dp_full_mon_mpdu_list); spin_lock_init(&dp->reo_cmd_lock); dp->reo_cmd_cache_flush_count = 0; |