/*
- * This file is part of wl12xx
+ * This file is part of wl1251
*
* Copyright (c) 1998-2007 Texas Instruments Incorporated
* Copyright (C) 2008 Nokia Corporation
#include "wl1251_tx.h"
#include "wl1251_ps.h"
-static bool wl1251_tx_double_buffer_busy(struct wl12xx *wl, u32 data_out_count)
+static bool wl1251_tx_double_buffer_busy(struct wl1251 *wl, u32 data_out_count)
{
int used, data_in_count;
return false;
}
-static int wl1251_tx_path_status(struct wl12xx *wl)
+static int wl1251_tx_path_status(struct wl1251 *wl)
{
u32 status, addr, data_out_count;
bool busy;
addr = wl->data_path->tx_control_addr;
- status = wl12xx_mem_read32(wl, addr);
+ status = wl1251_mem_read32(wl, addr);
data_out_count = status & TX_STATUS_DATA_OUT_COUNT_MASK;
busy = wl1251_tx_double_buffer_busy(wl, data_out_count);
return 0;
}
-static int wl1251_tx_id(struct wl12xx *wl, struct sk_buff *skb)
+static int wl1251_tx_id(struct wl1251 *wl, struct sk_buff *skb)
{
int i;
tx_hdr->num_mem_blocks = mem_blocks;
}
-static int wl1251_tx_fill_hdr(struct wl12xx *wl, struct sk_buff *skb,
+static int wl1251_tx_fill_hdr(struct wl1251 *wl, struct sk_buff *skb,
struct ieee80211_tx_info *control)
{
struct tx_double_buffer_desc *tx_hdr;
}
/* We copy the packet to the target */
-static int wl1251_tx_send_packet(struct wl12xx *wl, struct sk_buff *skb,
+static int wl1251_tx_send_packet(struct wl1251 *wl, struct sk_buff *skb,
struct ieee80211_tx_info *control)
{
struct tx_double_buffer_desc *tx_hdr;
*/
if (unlikely((long)skb->data & 0x03)) {
int offset = (4 - (long)skb->data) & 0x03;
- wl12xx_debug(DEBUG_TX, "skb offset %d", offset);
+ wl1251_debug(DEBUG_TX, "skb offset %d", offset);
/* check whether the current skb can be used */
if (!skb_cloned(skb) && (skb_tailroom(skb) >= offset)) {
skb_reserve(skb, offset);
memmove(skb->data, src, skb->len);
} else {
- wl12xx_info("No handler, fixme!");
+ wl1251_info("No handler, fixme!");
return -EINVAL;
}
}
else
addr = wl->data_path->tx_packet_ring_addr;
- wl12xx_spi_mem_write(wl, addr, skb->data, len);
+ wl1251_spi_mem_write(wl, addr, skb->data, len);
- wl12xx_debug(DEBUG_TX, "tx id %u skb 0x%p payload %u rate 0x%x",
+ wl1251_debug(DEBUG_TX, "tx id %u skb 0x%p payload %u rate 0x%x",
tx_hdr->id, skb, tx_hdr->length, tx_hdr->rate);
return 0;
}
-static void wl1251_tx_trigger(struct wl12xx *wl)
+static void wl1251_tx_trigger(struct wl1251 *wl)
{
u32 data, addr;
data = INTR_TRIG_TX_PROC0;
}
- wl12xx_reg_write32(wl, addr, data);
+ wl1251_reg_write32(wl, addr, data);
/* Bumping data in */
wl->data_in_count = (wl->data_in_count + 1) &
}
/* caller must hold wl->mutex */
-static int wl1251_tx_frame(struct wl12xx *wl, struct sk_buff *skb)
+static int wl1251_tx_frame(struct wl1251 *wl, struct sk_buff *skb)
{
struct ieee80211_tx_info *info;
int ret = 0;
if (info->control.hw_key) {
idx = info->control.hw_key->hw_key_idx;
if (unlikely(wl->default_key != idx)) {
- ret = wl12xx_acx_default_key(wl, idx);
+ ret = wl1251_acx_default_key(wl, idx);
if (ret < 0)
return ret;
}
void wl1251_tx_work(struct work_struct *work)
{
- struct wl12xx *wl = container_of(work, struct wl12xx, tx_work);
+ struct wl1251 *wl = container_of(work, struct wl1251, tx_work);
struct sk_buff *skb;
bool woken_up = false;
int ret;
mutex_lock(&wl->mutex);
- if (unlikely(wl->state == WL12XX_STATE_OFF))
+ if (unlikely(wl->state == WL1251_STATE_OFF))
goto out;
while ((skb = skb_dequeue(&wl->tx_queue))) {
if (!woken_up) {
- ret = wl12xx_ps_elp_wakeup(wl);
+ ret = wl1251_ps_elp_wakeup(wl);
if (ret < 0)
goto out;
woken_up = true;
ret = wl1251_tx_frame(wl, skb);
if (ret == -EBUSY) {
/* firmware buffer is full, stop queues */
- wl12xx_debug(DEBUG_TX, "tx_work: fw buffer full, "
+ wl1251_debug(DEBUG_TX, "tx_work: fw buffer full, "
"stop queues");
ieee80211_stop_queues(wl->hw);
wl->tx_queue_stopped = true;
out:
if (woken_up)
- wl12xx_ps_elp_sleep(wl);
+ wl1251_ps_elp_sleep(wl);
mutex_unlock(&wl->mutex);
}
return buf;
}
-static void wl1251_tx_packet_cb(struct wl12xx *wl,
+static void wl1251_tx_packet_cb(struct wl1251 *wl,
struct tx_result *result)
{
struct ieee80211_tx_info *info;
skb = wl->tx_frames[result->id];
if (skb == NULL) {
- wl12xx_error("SKB for packet %d is NULL", result->id);
+ wl1251_error("SKB for packet %d is NULL", result->id);
return;
}
skb_pull(skb, WL1251_TKIP_IV_SPACE);
}
- wl12xx_debug(DEBUG_TX, "tx status id %u skb 0x%p failures %u rate 0x%x"
+ wl1251_debug(DEBUG_TX, "tx status id %u skb 0x%p failures %u rate 0x%x"
" status 0x%x (%s)",
result->id, skb, result->ack_failures, result->rate,
result->status, wl1251_tx_parse_status(result->status));
wl->tx_frames[result->id] = NULL;
if (wl->tx_queue_stopped) {
- wl12xx_debug(DEBUG_TX, "cb: queue was stopped");
+ wl1251_debug(DEBUG_TX, "cb: queue was stopped");
skb = skb_dequeue(&wl->tx_queue);
ret = wl1251_tx_frame(wl, skb);
if (ret == -EBUSY) {
/* firmware buffer is still full */
- wl12xx_debug(DEBUG_TX, "cb: fw buffer "
+ wl1251_debug(DEBUG_TX, "cb: fw buffer "
"still full");
skb_queue_head(&wl->tx_queue, skb);
return;
}
}
- wl12xx_debug(DEBUG_TX, "cb: waking queues");
+ wl1251_debug(DEBUG_TX, "cb: waking queues");
ieee80211_wake_queues(wl->hw);
wl->tx_queue_stopped = false;
}
}
/* Called upon reception of a TX complete interrupt */
-void wl1251_tx_complete(struct wl12xx *wl)
+void wl1251_tx_complete(struct wl1251 *wl)
{
int i, result_index, num_complete = 0;
struct tx_result result[FW_TX_CMPLT_BLOCK_SIZE], *result_ptr;
- if (unlikely(wl->state != WL12XX_STATE_ON))
+ if (unlikely(wl->state != WL1251_STATE_ON))
return;
/* First we read the result */
- wl12xx_spi_mem_read(wl, wl->data_path->tx_complete_addr,
+ wl1251_spi_mem_read(wl, wl->data_path->tx_complete_addr,
result, sizeof(result));
result_index = wl->next_tx_complete;
*/
if (result_index > wl->next_tx_complete) {
/* Only 1 write is needed */
- wl12xx_spi_mem_write(wl,
+ wl1251_spi_mem_write(wl,
wl->data_path->tx_complete_addr +
(wl->next_tx_complete *
sizeof(struct tx_result)),
} else if (result_index < wl->next_tx_complete) {
/* 2 writes are needed */
- wl12xx_spi_mem_write(wl,
+ wl1251_spi_mem_write(wl,
wl->data_path->tx_complete_addr +
(wl->next_tx_complete *
sizeof(struct tx_result)),
wl->next_tx_complete) *
sizeof(struct tx_result));
- wl12xx_spi_mem_write(wl,
+ wl1251_spi_mem_write(wl,
wl->data_path->tx_complete_addr,
result,
(num_complete -
} else {
/* We have to write the whole array */
- wl12xx_spi_mem_write(wl,
+ wl1251_spi_mem_write(wl,
wl->data_path->tx_complete_addr,
result,
FW_TX_CMPLT_BLOCK_SIZE *
}
/* caller must hold wl->mutex */
-void wl1251_tx_flush(struct wl12xx *wl)
+void wl1251_tx_flush(struct wl1251 *wl)
{
int i;
struct sk_buff *skb;
while ((skb = skb_dequeue(&wl->tx_queue))) {
info = IEEE80211_SKB_CB(skb);
- wl12xx_debug(DEBUG_TX, "flushing skb 0x%p", skb);
+ wl1251_debug(DEBUG_TX, "flushing skb 0x%p", skb);
if (!(info->flags & IEEE80211_TX_CTL_REQ_TX_STATUS))
continue;
projects / karo-tx-linux.git / blobdiff