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author | David S. Miller <davem@davemloft.net> | 2019-03-02 00:56:59 -0800 |
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committer | David S. Miller <davem@davemloft.net> | 2019-03-02 00:56:59 -0800 |
commit | cf29576fee6016fa7004262cb98f57a2269178f1 (patch) | |
tree | e8b3c6306a2a34537666f72a58d55334fa455c51 /drivers | |
parent | 2a8e4997dbb2818061c76ee57d7becf390c0e4bc (diff) | |
parent | 501faf710230b67e470b314868110357cf3a554d (diff) | |
download | linux-cf29576fee6016fa7004262cb98f57a2269178f1.tar.gz linux-cf29576fee6016fa7004262cb98f57a2269178f1.tar.bz2 linux-cf29576fee6016fa7004262cb98f57a2269178f1.zip |
Merge tag 'wireless-drivers-next-for-davem-2019-03-01' of git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers-next
Kalle Valo says:
====================
wireless-drivers-next patches for 5.1
Last set of patches. A new hardware support for mt76 otherwise quite
normal.
Major changes:
mt76
* add driver for MT7603E/MT7628
ath10k
* more preparation for SDIO support
wil6210
* support up to 20 stations in AP mode
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
102 files changed, 7102 insertions, 768 deletions
diff --git a/drivers/net/wireless/ath/ath10k/ce.c b/drivers/net/wireless/ath/ath10k/ce.c index cc154a81737d..24b983edb357 100644 --- a/drivers/net/wireless/ath/ath10k/ce.c +++ b/drivers/net/wireless/ath/ath10k/ce.c @@ -1066,8 +1066,8 @@ EXPORT_SYMBOL(ath10k_ce_revoke_recv_next); * Guts of ath10k_ce_completed_send_next. * The caller takes responsibility for any necessary locking. */ -int ath10k_ce_completed_send_next_nolock(struct ath10k_ce_pipe *ce_state, - void **per_transfer_contextp) +static int _ath10k_ce_completed_send_next_nolock(struct ath10k_ce_pipe *ce_state, + void **per_transfer_contextp) { struct ath10k_ce_ring *src_ring = ce_state->src_ring; u32 ctrl_addr = ce_state->ctrl_addr; @@ -1118,6 +1118,66 @@ int ath10k_ce_completed_send_next_nolock(struct ath10k_ce_pipe *ce_state, return 0; } + +static int _ath10k_ce_completed_send_next_nolock_64(struct ath10k_ce_pipe *ce_state, + void **per_transfer_contextp) +{ + struct ath10k_ce_ring *src_ring = ce_state->src_ring; + u32 ctrl_addr = ce_state->ctrl_addr; + struct ath10k *ar = ce_state->ar; + unsigned int nentries_mask = src_ring->nentries_mask; + unsigned int sw_index = src_ring->sw_index; + unsigned int read_index; + struct ce_desc_64 *desc; + + if (src_ring->hw_index == sw_index) { + /* + * The SW completion index has caught up with the cached + * version of the HW completion index. + * Update the cached HW completion index to see whether + * the SW has really caught up to the HW, or if the cached + * value of the HW index has become stale. + */ + + read_index = ath10k_ce_src_ring_read_index_get(ar, ctrl_addr); + if (read_index == 0xffffffff) + return -ENODEV; + + read_index &= nentries_mask; + src_ring->hw_index = read_index; + } + + if (ar->hw_params.rri_on_ddr) + read_index = ath10k_ce_src_ring_read_index_get(ar, ctrl_addr); + else + read_index = src_ring->hw_index; + + if (read_index == sw_index) + return -EIO; + + if (per_transfer_contextp) + *per_transfer_contextp = + src_ring->per_transfer_context[sw_index]; + + /* sanity */ + src_ring->per_transfer_context[sw_index] = NULL; + desc = CE_SRC_RING_TO_DESC_64(src_ring->base_addr_owner_space, + sw_index); + desc->nbytes = 0; + + /* Update sw_index */ + sw_index = CE_RING_IDX_INCR(nentries_mask, sw_index); + src_ring->sw_index = sw_index; + + return 0; +} + +int ath10k_ce_completed_send_next_nolock(struct ath10k_ce_pipe *ce_state, + void **per_transfer_contextp) +{ + return ce_state->ops->ce_completed_send_next_nolock(ce_state, + per_transfer_contextp); +} EXPORT_SYMBOL(ath10k_ce_completed_send_next_nolock); static void ath10k_ce_extract_desc_data(struct ath10k *ar, @@ -1839,6 +1899,7 @@ static const struct ath10k_ce_ops ce_ops = { .ce_send_nolock = _ath10k_ce_send_nolock, .ce_set_src_ring_base_addr_hi = NULL, .ce_set_dest_ring_base_addr_hi = NULL, + .ce_completed_send_next_nolock = _ath10k_ce_completed_send_next_nolock, }; static const struct ath10k_ce_ops ce_64_ops = { @@ -1853,6 +1914,7 @@ static const struct ath10k_ce_ops ce_64_ops = { .ce_send_nolock = _ath10k_ce_send_nolock_64, .ce_set_src_ring_base_addr_hi = ath10k_ce_set_src_ring_base_addr_hi, .ce_set_dest_ring_base_addr_hi = ath10k_ce_set_dest_ring_base_addr_hi, + .ce_completed_send_next_nolock = _ath10k_ce_completed_send_next_nolock_64, }; static void ath10k_ce_set_ops(struct ath10k *ar, diff --git a/drivers/net/wireless/ath/ath10k/ce.h b/drivers/net/wireless/ath/ath10k/ce.h index 692b3a8957a9..a7478c240f78 100644 --- a/drivers/net/wireless/ath/ath10k/ce.h +++ b/drivers/net/wireless/ath/ath10k/ce.h @@ -329,6 +329,8 @@ struct ath10k_ce_ops { void (*ce_set_dest_ring_base_addr_hi)(struct ath10k *ar, u32 ce_ctrl_addr, u64 addr); + int (*ce_completed_send_next_nolock)(struct ath10k_ce_pipe *ce_state, + void **per_transfer_contextp); }; static inline u32 ath10k_ce_base_address(struct ath10k *ar, unsigned int ce_id) diff --git a/drivers/net/wireless/ath/ath10k/core.c b/drivers/net/wireless/ath/ath10k/core.c index ac2cf3f1c7b4..835b8de92d55 100644 --- a/drivers/net/wireless/ath/ath10k/core.c +++ b/drivers/net/wireless/ath/ath10k/core.c @@ -549,10 +549,10 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = { .sw_decrypt_mcast_mgmt = true, .hw_ops = & |