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mwifiex: use variable interface header length 

Usb tx aggregation feature will utilize 4-bytes bus interface header,
otherwise it will be set to zero in default case.

Signed-off-by: Xinming Hu <huxm@marvell.com>
Signed-off-by: Cathy Luo <cluo@marvell.com>
Signed-off-by: Ganapathi Bhat <gbhat@marvell.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This commit is contained in:
Xinming Hu 2017-05-23 07:12:30 +00:00 committed by Kalle Valo
parent 98f44cb065
commit f4c5d59915
9 changed files with 38 additions and 37 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/net/wireless/marvell/mwifiex/11n_aggr.c
View File

@ -164,7 +164,7 @@ mwifiex_11n_aggregate_pkt(struct mwifiex_private *priv,
int pad = 0, aggr_num = 0, ret;
struct mwifiex_tx_param tx_param;
struct txpd *ptx_pd = NULL;
int headroom = adapter->iface_type == MWIFIEX_USB ? 0 : INTF_HEADER_LEN;
int headroom = adapter->intf_hdr_len;
skb_src = skb_peek(&pra_list->skb_head);
if (!skb_src) {

8
drivers/net/wireless/marvell/mwifiex/cmdevt.c
View File

@ -258,10 +258,10 @@ static int mwifiex_dnld_cmd_to_fw(struct mwifiex_private *priv,
if (ret == -EBUSY)
cmd_node->cmd_skb = NULL;
} else {
skb_push(cmd_node->cmd_skb, INTF_HEADER_LEN);
skb_push(cmd_node->cmd_skb, adapter->intf_hdr_len);
ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_CMD,
cmd_node->cmd_skb, NULL);
skb_pull(cmd_node->cmd_skb, INTF_HEADER_LEN);
skb_pull(cmd_node->cmd_skb, adapter->intf_hdr_len);
}
if (ret == -1) {
@ -351,10 +351,10 @@ static int mwifiex_dnld_sleep_confirm_cmd(struct mwifiex_adapter *adapter)
if (ret != -EBUSY)
dev_kfree_skb_any(sleep_cfm_tmp);
} else {
skb_push(adapter->sleep_cfm, INTF_HEADER_LEN);
skb_push(adapter->sleep_cfm, adapter->intf_hdr_len);
ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_CMD,
adapter->sleep_cfm, NULL);
skb_pull(adapter->sleep_cfm, INTF_HEADER_LEN);
skb_pull(adapter->sleep_cfm, adapter->intf_hdr_len);
}
if (ret == -1) {

5
drivers/net/wireless/marvell/mwifiex/init.c
View File

@ -217,6 +217,11 @@ static void mwifiex_init_adapter(struct mwifiex_adapter *adapter)
else
adapter->data_sent = false;
if (adapter->iface_type == MWIFIEX_USB)
adapter->intf_hdr_len = 0;
else
adapter->intf_hdr_len = INTF_HEADER_LEN;
adapter->cmd_resp_received = false;
adapter->event_received = false;
adapter->data_received = false;

1
drivers/net/wireless/marvell/mwifiex/main.h
View File

@ -849,6 +849,7 @@ struct mwifiex_adapter {
u8 perm_addr[ETH_ALEN];
bool surprise_removed;
u32 fw_release_number;
u8 intf_hdr_len;
u16 init_wait_q_woken;
wait_queue_head_t init_wait_q;
void *card;

19
drivers/net/wireless/marvell/mwifiex/pcie.c
View File

@ -1389,7 +1389,7 @@ static int mwifiex_pcie_process_recv_data(struct mwifiex_adapter *adapter)
* first 2 bytes for len, next 2 bytes is for type
*/
rx_len = get_unaligned_le16(skb_data->data);
if (WARN_ON(rx_len <= INTF_HEADER_LEN ||
if (WARN_ON(rx_len <= adapter->intf_hdr_len ||
rx_len > MWIFIEX_RX_DATA_BUF_SIZE)) {
mwifiex_dbg(adapter, ERROR,
"Invalid RX len %d, Rd=%#x, Wr=%#x\n",
@ -1400,7 +1400,7 @@ static int mwifiex_pcie_process_recv_data(struct mwifiex_adapter *adapter)
mwifiex_dbg(adapter, DATA,
"info: RECV DATA: Rd=%#x, Wr=%#x, Len=%d\n",
card->rxbd_rdptr, wrptr, rx_len);
skb_pull(skb_data, INTF_HEADER_LEN);
skb_pull(skb_data, adapter->intf_hdr_len);
if (adapter->rx_work_enabled) {
skb_queue_tail(&adapter->rx_data_q, skb_data);
adapter->data_received = true;
@ -1734,7 +1734,7 @@ static int mwifiex_pcie_process_cmd_complete(struct mwifiex_adapter *adapter)
MWIFIEX_MAX_DELAY_COUNT);
mwifiex_unmap_pci_memory(adapter, skb,
PCI_DMA_FROMDEVICE);
skb_pull(skb, INTF_HEADER_LEN);
skb_pull(skb, adapter->intf_hdr_len);
while (reg->sleep_cookie && (count++ < 10) &&
mwifiex_pcie_ok_to_access_hw(adapter))
usleep_range(50, 60);
@ -1747,12 +1747,12 @@ static int mwifiex_pcie_process_cmd_complete(struct mwifiex_adapter *adapter)
}
memcpy(adapter->upld_buf, skb->data,
min_t(u32, MWIFIEX_SIZE_OF_CMD_BUFFER, skb->len));
skb_push(skb, INTF_HEADER_LEN);
skb_push(skb, adapter->intf_hdr_len);
if (mwifiex_map_pci_memory(adapter, skb, MWIFIEX_UPLD_SIZE,
PCI_DMA_FROMDEVICE))
return -1;
} else if (mwifiex_pcie_ok_to_access_hw(adapter)) {
skb_pull(skb, INTF_HEADER_LEN);
skb_pull(skb, adapter->intf_hdr_len);
adapter->curr_cmd->resp_skb = skb;
adapter->cmd_resp_received = true;
/* Take the pointer and set it to CMD node and will
@ -1789,7 +1789,7 @@ static int mwifiex_pcie_cmdrsp_complete(struct mwifiex_adapter *adapter,
if (skb) {
card->cmdrsp_buf = skb;
skb_push(card->cmdrsp_buf, INTF_HEADER_LEN);
skb_push(card->cmdrsp_buf, adapter->intf_hdr_len);
if (mwifiex_map_pci_memory(adapter, skb, MWIFIEX_UPLD_SIZE,
PCI_DMA_FROMDEVICE))
return -1;
@ -1854,14 +1854,15 @@ static int mwifiex_pcie_process_event_ready(struct mwifiex_adapter *adapter)
desc = card->evtbd_ring[rdptr];
memset(desc, 0, sizeof(*desc));
event = get_unaligned_le32(&skb_cmd->data[INTF_HEADER_LEN]);
event = get_unaligned_le32(
&skb_cmd->data[adapter->intf_hdr_len]);
adapter->event_cause = event;
/* The first 4bytes will be the event transfer header
len is 2 bytes followed by type which is 2 bytes */
memcpy(&data_len, skb_cmd->data, sizeof(__le16));
evt_len = le16_to_cpu(data_len);
skb_trim(skb_cmd, evt_len);
skb_pull(skb_cmd, INTF_HEADER_LEN);
skb_pull(skb_cmd, adapter->intf_hdr_len);
mwifiex_dbg(adapter, EVENT,
"info: Event length: %d\n", evt_len);
@ -1920,7 +1921,7 @@ static int mwifiex_pcie_event_complete(struct mwifiex_adapter *adapter,
}
if (!card->evt_buf_list[rdptr]) {
skb_push(skb, INTF_HEADER_LEN);
skb_push(skb, adapter->intf_hdr_len);
skb_put(skb, MAX_EVENT_SIZE - skb->len);
if (mwifiex_map_pci_memory(adapter, skb,
MAX_EVENT_SIZE,

12
drivers/net/wireless/marvell/mwifiex/sdio.c
View File

@ -1125,7 +1125,7 @@ static void mwifiex_deaggr_sdio_pkt(struct mwifiex_adapter *adapter,
data = skb->data;
total_pkt_len = skb->len;
while (total_pkt_len >= (SDIO_HEADER_OFFSET + INTF_HEADER_LEN)) {
while (total_pkt_len >= (SDIO_HEADER_OFFSET + adapter->intf_hdr_len)) {
if (total_pkt_len < adapter->sdio_rx_block_size)
break;
blk_num = *(data + BLOCK_NUMBER_OFFSET);
@ -1152,7 +1152,7 @@ static void mwifiex_deaggr_sdio_pkt(struct mwifiex_adapter *adapter,
break;
skb_put(skb_deaggr, pkt_len);
memcpy(skb_deaggr->data, data + SDIO_HEADER_OFFSET, pkt_len);
skb_pull(skb_deaggr, INTF_HEADER_LEN);
skb_pull(skb_deaggr, adapter->intf_hdr_len);
mwifiex_handle_rx_packet(adapter, skb_deaggr);
data += blk_size;
@ -1178,7 +1178,7 @@ static int mwifiex_decode_rx_packet(struct mwifiex_adapter *adapter,
if (upld_typ != MWIFIEX_TYPE_AGGR_DATA) {
skb_trim(skb, pkt_len);
skb_pull(skb, INTF_HEADER_LEN);
skb_pull(skb, adapter->intf_hdr_len);
}
switch (upld_typ) {
@ -1537,7 +1537,7 @@ static int mwifiex_process_int_status(struct mwifiex_adapter *adapter)
rx_len = card->mp_regs[reg->cmd_rd_len_1] << 8;
rx_len |= (u16)card->mp_regs[reg->cmd_rd_len_0];
rx_blocks = DIV_ROUND_UP(rx_len, MWIFIEX_SDIO_BLOCK_SIZE);
if (rx_len <= INTF_HEADER_LEN ||
if (rx_len <= adapter->intf_hdr_len ||
(rx_blocks * MWIFIEX_SDIO_BLOCK_SIZE) >
MWIFIEX_RX_DATA_BUF_SIZE)
return -1;
@ -1635,7 +1635,7 @@ static int mwifiex_process_int_status(struct mwifiex_adapter *adapter)
rx_blocks =
(rx_len + MWIFIEX_SDIO_BLOCK_SIZE -
1) / MWIFIEX_SDIO_BLOCK_SIZE;
if (rx_len <= INTF_HEADER_LEN ||
if (rx_len <= adapter->intf_hdr_len ||
(card->mpa_rx.enabled &&
((rx_blocks * MWIFIEX_SDIO_BLOCK_SIZE) >
card->mpa_rx.buf_size))) {
@ -1896,7 +1896,7 @@ static int mwifiex_sdio_host_to_card(struct mwifiex_adapter *adapter,
adapter->cmd_sent = true;
/* Type must be MWIFIEX_TYPE_CMD */
if (pkt_len <= INTF_HEADER_LEN ||
if (pkt_len <= adapter->intf_hdr_len ||
pkt_len > MWIFIEX_UPLD_SIZE)
mwifiex_dbg(adapter, ERROR,
"%s: payload=%p, nb=%d\n",

12
drivers/net/wireless/marvell/mwifiex/sta_tx.c
View File

@ -49,8 +49,7 @@ void *mwifiex_process_sta_txpd(struct mwifiex_private *priv,
struct mwifiex_txinfo *tx_info = MWIFIEX_SKB_TXCB(skb);
unsigned int pad;
u16 pkt_type, pkt_offset;
int hroom = (priv->adapter->iface_type == MWIFIEX_USB) ? 0 :
INTF_HEADER_LEN;
int hroom = adapter->intf_hdr_len;
if (!skb->len) {
mwifiex_dbg(adapter, ERROR,
@ -116,7 +115,7 @@ void *mwifiex_process_sta_txpd(struct mwifiex_private *priv,
local_tx_pd->tx_pkt_offset = cpu_to_le16(pkt_offset);
/* make space for INTF_HEADER_LEN */
/* make space for adapter->intf_hdr_len */
skb_push(skb, hroom);
if (!local_tx_pd->tx_control)
@ -165,8 +164,9 @@ int mwifiex_send_null_packet(struct mwifiex_private *priv, u8 flags)
memset(tx_info, 0, sizeof(*tx_info));
tx_info->bss_num = priv->bss_num;
tx_info->bss_type = priv->bss_type;
tx_info->pkt_len = data_len - (sizeof(struct txpd) + INTF_HEADER_LEN);
skb_reserve(skb, sizeof(struct txpd) + INTF_HEADER_LEN);
tx_info->pkt_len = data_len -
(sizeof(struct txpd) + adapter->intf_hdr_len);
skb_reserve(skb, sizeof(struct txpd) + adapter->intf_hdr_len);
skb_push(skb, sizeof(struct txpd));
local_tx_pd = (struct txpd *) skb->data;
@ -177,11 +177,11 @@ int mwifiex_send_null_packet(struct mwifiex_private *priv, u8 flags)
local_tx_pd->bss_num = priv->bss_num;
local_tx_pd->bss_type = priv->bss_type;
skb_push(skb, adapter->intf_hdr_len);
if (adapter->iface_type == MWIFIEX_USB) {
ret = adapter->if_ops.host_to_card(adapter, priv->usb_port,
skb, NULL);
} else {
skb_push(skb, INTF_HEADER_LEN);
tx_param.next_pkt_len = 0;
ret = adapter->if_ops.host_to_card(adapter, MWIFIEX_TYPE_DATA,
skb, &tx_param);

11
drivers/net/wireless/marvell/mwifiex/txrx.c
View File

@ -91,7 +91,7 @@ int mwifiex_process_tx(struct mwifiex_private *priv, struct sk_buff *skb,
struct mwifiex_sta_node *dest_node;
struct ethhdr *hdr = (void *)skb->data;
hroom = (adapter->iface_type == MWIFIEX_USB) ? 0 : INTF_HEADER_LEN;
hroom = adapter->intf_hdr_len;
if (priv->bss_role == MWIFIEX_BSS_ROLE_UAP) {
dest_node = mwifiex_get_sta_entry(priv, hdr->h_dest);
@ -179,13 +179,8 @@ static int mwifiex_host_to_card(struct mwifiex_adapter *adapter,
mwifiex_write_data_complete(adapter, skb, 0, 0);
return ret;
}
if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA) {
if (adapter->iface_type == MWIFIEX_USB)
local_tx_pd = (struct txpd *)head_ptr;
else
local_tx_pd = (struct txpd *) (head_ptr +
INTF_HEADER_LEN);
}
if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA)
local_tx_pd = (struct txpd *)(head_ptr + adapter->intf_hdr_len);
if (adapter->iface_type == MWIFIEX_USB) {
ret = adapter->if_ops.host_to_card(adapter,

5
drivers/net/wireless/marvell/mwifiex/uap_txrx.c
View File

@ -468,8 +468,7 @@ void *mwifiex_process_uap_txpd(struct mwifiex_private *priv,
struct mwifiex_txinfo *tx_info = MWIFIEX_SKB_TXCB(skb);
int pad;
u16 pkt_type, pkt_offset;
int hroom = (priv->adapter->iface_type == MWIFIEX_USB) ? 0 :
INTF_HEADER_LEN;
int hroom = adapter->intf_hdr_len;
if (!skb->len) {
mwifiex_dbg(adapter, ERROR,
@ -521,7 +520,7 @@ void *mwifiex_process_uap_txpd(struct mwifiex_private *priv,
txpd->tx_pkt_offset = cpu_to_le16(pkt_offset);
/* make space for INTF_HEADER_LEN */
/* make space for adapter->intf_hdr_len */
skb_push(skb, hroom);
if (!txpd->tx_control)