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authorJohn Crispin <blogic@openwrt.org>2008-11-30 16:53:16 +0000
committerJohn Crispin <blogic@openwrt.org>2008-11-30 16:53:16 +0000
commit5350ce25de0bab3ed09c5ee2ed6feed4a311a105 (patch)
tree2e0a220a54db9e073044a32285a6f170cd67869d /package/libertas/src/if_usb.c
parent4a52e64bb85b03b4b9902ebdda2cb39f7132eebd (diff)
downloadupstream-5350ce25de0bab3ed09c5ee2ed6feed4a311a105.tar.gz
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update libertas driver
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@13447 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'package/libertas/src/if_usb.c')
-rw-r--r--package/libertas/src/if_usb.c85
1 files changed, 33 insertions, 52 deletions
diff --git a/package/libertas/src/if_usb.c b/package/libertas/src/if_usb.c
index 7db8e6c35d..74ac86ea3d 100644
--- a/package/libertas/src/if_usb.c
+++ b/package/libertas/src/if_usb.c
@@ -6,6 +6,7 @@
#include <linux/firmware.h>
#include <linux/netdevice.h>
#include <linux/usb.h>
+//#include <asm/olpc.h>
#define DRV_NAME "usb8xxx"
@@ -38,8 +39,6 @@ static void if_usb_receive_fwload(struct urb *urb);
static int if_usb_prog_firmware(struct if_usb_card *cardp);
static int if_usb_host_to_card(struct lbs_private *priv, uint8_t type,
uint8_t *payload, uint16_t nb);
-static int if_usb_get_int_status(struct lbs_private *priv, uint8_t *);
-static int if_usb_read_event_cause(struct lbs_private *);
static int usb_tx_block(struct if_usb_card *cardp, uint8_t *payload,
uint16_t nb);
static void if_usb_free(struct if_usb_card *cardp);
@@ -104,12 +103,13 @@ static void if_usb_free(struct if_usb_card *cardp)
static void if_usb_setup_firmware(struct lbs_private *priv)
{
+ struct if_usb_card *cardp = priv->card;
struct cmd_ds_set_boot2_ver b2_cmd;
struct cmd_ds_802_11_fw_wake_method wake_method;
b2_cmd.hdr.size = cpu_to_le16(sizeof(b2_cmd));
b2_cmd.action = 0;
- b2_cmd.version = priv->boot2_version;
+ b2_cmd.version = cardp->boot2_version;
if (lbs_cmd_with_response(priv, CMD_SET_BOOT2_VER, &b2_cmd))
lbs_deb_usb("Setting boot2 version failed\n");
@@ -232,9 +232,7 @@ static int if_usb_probe(struct usb_interface *intf,
cardp->priv->fw_ready = 1;
priv->hw_host_to_card = if_usb_host_to_card;
- priv->hw_get_int_status = if_usb_get_int_status;
- priv->hw_read_event_cause = if_usb_read_event_cause;
- priv->boot2_version = udev->descriptor.bcdDevice;
+ cardp->boot2_version = udev->descriptor.bcdDevice;
if_usb_submit_rx_urb(cardp);
@@ -367,6 +365,13 @@ static int if_usb_reset_device(struct if_usb_card *cardp)
ret = usb_reset_device(cardp->udev);
msleep(100);
+#ifdef CONFIG_OLPC
+ if (ret && machine_is_olpc()) {
+ printk(KERN_CRIT "Resetting OLPC wireless via EC...\n");
+ olpc_ec_cmd(0x25, NULL, 0, NULL, 0);
+ }
+#endif
+
lbs_deb_leave_args(LBS_DEB_USB, "ret %d", ret);
return ret;
@@ -581,7 +586,6 @@ static inline void process_cmdtypedata(int recvlength, struct sk_buff *skb,
skb_pull(skb, MESSAGE_HEADER_LEN);
lbs_process_rxed_packet(priv, skb);
- priv->upld_len = (recvlength - MESSAGE_HEADER_LEN);
}
static inline void process_cmdrequest(int recvlength, uint8_t *recvbuff,
@@ -589,6 +593,8 @@ static inline void process_cmdrequest(int recvlength, uint8_t *recvbuff,
struct if_usb_card *cardp,
struct lbs_private *priv)
{
+ u8 i;
+
if (recvlength > LBS_CMD_BUFFER_SIZE) {
lbs_deb_usbd(&cardp->udev->dev,
"The receive buffer is too large\n");
@@ -600,12 +606,15 @@ static inline void process_cmdrequest(int recvlength, uint8_t *recvbuff,
BUG();
spin_lock(&priv->driver_lock);
- cardp->usb_int_cause |= MRVDRV_CMD_UPLD_RDY;
- priv->upld_len = (recvlength - MESSAGE_HEADER_LEN);
- memcpy(priv->upld_buf, recvbuff + MESSAGE_HEADER_LEN, priv->upld_len);
+ i = (priv->resp_idx == 0) ? 1 : 0;
+ BUG_ON(priv->resp_len[i]);
+ priv->resp_len[i] = (recvlength - MESSAGE_HEADER_LEN);
+ memcpy(priv->resp_buf[i], recvbuff + MESSAGE_HEADER_LEN,
+ priv->resp_len[i]);
kfree_skb(skb);
- lbs_interrupt(priv);
+ lbs_notify_command_response(priv, i);
+
spin_unlock(&priv->driver_lock);
lbs_deb_usbd(&cardp->udev->dev,
@@ -628,6 +637,7 @@ static void if_usb_receive(struct urb *urb)
uint8_t *recvbuff = NULL;
uint32_t recvtype = 0;
__le32 *pkt = (__le32 *)(skb->data + IPFIELD_ALIGN_OFFSET);
+ uint32_t event;
lbs_deb_enter(LBS_DEB_USB);
@@ -659,26 +669,20 @@ static void if_usb_receive(struct urb *urb)
break;
case CMD_TYPE_INDICATION:
- /* Event cause handling */
- spin_lock(&priv->driver_lock);
+ /* Event handling */
+ event = le32_to_cpu(pkt[1]);
+ lbs_deb_usbd(&cardp->udev->dev, "**EVENT** 0x%X\n", event);
+ kfree_skb(skb);
- cardp->usb_event_cause = le32_to_cpu(pkt[1]);
+ /* Icky undocumented magic special case */
+ if (event & 0xffff0000) {
+ u32 trycount = (event & 0xffff0000) >> 16;
- lbs_deb_usbd(&cardp->udev->dev,"**EVENT** 0x%X\n",
- cardp->usb_event_cause);
+ lbs_send_tx_feedback(priv, trycount);
+ } else
+ lbs_queue_event(priv, event & 0xFF);
+ break;
- /* Icky undocumented magic special case */
- if (cardp->usb_event_cause & 0xffff0000) {
- lbs_send_tx_feedback(priv);
- spin_unlock(&priv->driver_lock);
- break;
- }
- cardp->usb_event_cause <<= 3;
- cardp->usb_int_cause |= MRVDRV_CARDEVENT;
- kfree_skb(skb);
- lbs_interrupt(priv);
- spin_unlock(&priv->driver_lock);
- goto rx_exit;
default:
lbs_deb_usbd(&cardp->udev->dev, "Unknown command type 0x%X\n",
recvtype);
@@ -721,30 +725,6 @@ static int if_usb_host_to_card(struct lbs_private *priv, uint8_t type,
return usb_tx_block(cardp, cardp->ep_out_buf, nb + MESSAGE_HEADER_LEN);
}
-/* called with priv->driver_lock held */
-static int if_usb_get_int_status(struct lbs_private *priv, uint8_t *ireg)
-{
- struct if_usb_card *cardp = priv->card;
-
- *ireg = cardp->usb_int_cause;
- cardp->usb_int_cause = 0;
-
- lbs_deb_usbd(&cardp->udev->dev, "Int cause is 0x%X\n", *ireg);
-
- return 0;
-}
-
-static int if_usb_read_event_cause(struct lbs_private *priv)
-{
- struct if_usb_card *cardp = priv->card;
-
- priv->eventcause = cardp->usb_event_cause;
- /* Re-submit rx urb here to avoid event lost issue */
- if_usb_submit_rx_urb(cardp);
-
- return 0;
-}
-
/**
* @brief This function issues Boot command to the Boot2 code
* @param ivalue 1:Boot from FW by USB-Download
@@ -953,6 +933,7 @@ static struct usb_driver if_usb_driver = {
.id_table = if_usb_table,
.suspend = if_usb_suspend,
.resume = if_usb_resume,
+ .reset_resume = if_usb_resume,
};
static int __init if_usb_init_module(void)