static void rx_event_task(unsigned long dev)
{
struct ks_wlan_private *priv = (struct ks_wlan_private *)dev;
struct rx_device_buffer *rp;
DPRINTK(4, "\n");
if (cnt_rxqbody(priv) > 0 && priv->dev_state >= DEVICE_STATE_BOOT) {
rp = &priv->rx_dev.rx_dev_buff[priv->rx_dev.qhead];
hostif_receive(priv, rp->data, rp->size);
inc_rxqhead(priv);
if (cnt_rxqbody(priv) > 0)
tasklet_schedule(&priv->rx_bh_task);
}
}
static void ks_wlan_hw_rx(struct ks_wlan_private *priv, uint16_t size)
{
int ret;
struct rx_device_buffer *rx_buffer;
struct hostif_hdr *hdr;
unsigned short event = 0;
DPRINTK(4, "\n");
/* receive data */
if (cnt_rxqbody(priv) >= (RX_DEVICE_BUFF_SIZE - 1)) {
DPRINTK(1, "rx buffer overflow\n");
return;
}
rx_buffer = &priv->rx_dev.rx_dev_buff[priv->rx_dev.qtail];
ret = ks7010_sdio_read(priv, DATA_WINDOW, &rx_buffer->data[0],
hif_align_size(size));
if (ret)
return;
/* length check */
if (size > 2046 || size == 0) {
#ifdef KS_WLAN_DEBUG
if (KS_WLAN_DEBUG > 5)
print_hex_dump_bytes("INVALID DATA dump: ",
DUMP_PREFIX_OFFSET,
rx_buffer->data, 32);
#endif
ret = ks7010_sdio_writeb(priv, READ_STATUS, REG_STATUS_IDLE);
if (ret)
DPRINTK(1, " error : READ_STATUS\n");
/* length check fail */
return;
}
hdr = (struct hostif_hdr *)&rx_buffer->data[0];
rx_buffer->size = le16_to_cpu(hdr->size) + sizeof(hdr->size);
event = le16_to_cpu(hdr->event);
inc_rxqtail(priv);
ret = ks7010_sdio_writeb(priv, READ_STATUS, REG_STATUS_IDLE);
if (ret)
DPRINTK(1, " error : READ_STATUS\n");
if (atomic_read(&priv->psstatus.confirm_wait)) {
if (IS_HIF_CONF(event)) {
DPRINTK(4, "IS_HIF_CONF true !!\n");
atomic_dec(&priv->psstatus.confirm_wait);
}
}
tasklet_schedule(&priv->rx_bh_task);
}
static void ks_wlan_hw_rx(void *dev, uint16_t size)
{
struct ks_wlan_private *priv = (struct ks_wlan_private *)dev;
int retval;
struct rx_device_buffer *rx_buffer;
struct hostif_hdr *hdr;
unsigned char read_status;
unsigned short event = 0;
DPRINTK(4, "\n");
/* receive data */
if (cnt_rxqbody(priv) >= (RX_DEVICE_BUFF_SIZE - 1)) {
/* in case of buffer overflow */
DPRINTK(1, "rx buffer overflow \n");
goto error_out;
}
rx_buffer = &priv->rx_dev.rx_dev_buff[priv->rx_dev.qtail];
retval =
ks7010_sdio_read(priv, DATA_WINDOW, &rx_buffer->data[0],
hif_align_size(size));
if (retval) {
goto error_out;
}
/* length check */
if (size > 2046 || size == 0) {
#ifdef KS_WLAN_DEBUG
if (KS_WLAN_DEBUG > 5)
print_hex_dump_bytes("INVALID DATA dump: ",
DUMP_PREFIX_OFFSET,
rx_buffer->data, 32);
#endif
/* rx_status update */
read_status = READ_STATUS_IDLE;
retval =
ks7010_sdio_write(priv, READ_STATUS, &read_status,
sizeof(read_status));
if (retval) {
DPRINTK(1, " error : READ_STATUS=%02X\n", read_status);
}
goto error_out;
}
hdr = (struct hostif_hdr *)&rx_buffer->data[0];
rx_buffer->size = le16_to_cpu(hdr->size) + sizeof(hdr->size);
event = hdr->event;
inc_rxqtail(priv);
/* read status update */
read_status = READ_STATUS_IDLE;
retval =
ks7010_sdio_write(priv, READ_STATUS, &read_status,
sizeof(read_status));
if (retval) {
DPRINTK(1, " error : READ_STATUS=%02X\n", read_status);
}
DPRINTK(4, "READ_STATUS=%02X\n", read_status);
if (atomic_read(&priv->psstatus.confirm_wait)) {
if (IS_HIF_CONF(event)) {
DPRINTK(4, "IS_HIF_CONF true !!\n");
atomic_dec(&priv->psstatus.confirm_wait);
}
}
/* rx_event_task((void *)priv); */
tasklet_schedule(&priv->ks_wlan_hw.rx_bh_task);
error_out:
return;
}
