libertas_tf: Fix function documentation formatting errors

Kerneldoc expects attributes/parameters to be in '@*.: ' format and
gets confused if the variable does not follow the type/attribute
definitions.

Fixes the following W=1 kernel build warning(s):

 drivers/net/wireless/marvell/libertas_tf/if_usb.c:56: warning: Function parameter or member 'urb' not described in 'if_usb_write_bulk_callback'
 drivers/net/wireless/marvell/libertas_tf/if_usb.c:73: warning: Function parameter or member 'cardp' not described in 'if_usb_free'
 drivers/net/wireless/marvell/libertas_tf/if_usb.c:146: warning: Function parameter or member 'intf' not described in 'if_usb_probe'
 drivers/net/wireless/marvell/libertas_tf/if_usb.c:146: warning: Function parameter or member 'id' not described in 'if_usb_probe'
 drivers/net/wireless/marvell/libertas_tf/if_usb.c:244: warning: Function parameter or member 'intf' not described in 'if_usb_disconnect'
 drivers/net/wireless/marvell/libertas_tf/if_usb.c:272: warning: Function parameter or member 'cardp' not described in 'if_usb_send_fw_pkt'
 drivers/net/wireless/marvell/libertas_tf/if_usb.c:372: warning: Function parameter or member 'cardp' not described in 'usb_tx_block'
 drivers/net/wireless/marvell/libertas_tf/if_usb.c:372: warning: Function parameter or member 'payload' not described in 'usb_tx_block'
 drivers/net/wireless/marvell/libertas_tf/if_usb.c:372: warning: Function parameter or member 'nb' not described in 'usb_tx_block'
 drivers/net/wireless/marvell/libertas_tf/if_usb.c:372: warning: Function parameter or member 'data' not described in 'usb_tx_block'
 drivers/net/wireless/marvell/libertas_tf/if_usb.c:625: warning: Function parameter or member 'urb' not described in 'if_usb_receive'
 drivers/net/wireless/marvell/libertas_tf/if_usb.c:714: warning: Function parameter or member 'priv' not described in 'if_usb_host_to_card'
 drivers/net/wireless/marvell/libertas_tf/if_usb.c:714: warning: Function parameter or member 'type' not described in 'if_usb_host_to_card'
 drivers/net/wireless/marvell/libertas_tf/if_usb.c:714: warning: Function parameter or member 'payload' not described in 'if_usb_host_to_card'
 drivers/net/wireless/marvell/libertas_tf/if_usb.c:714: warning: Function parameter or member 'nb' not described in 'if_usb_host_to_card'
 drivers/net/wireless/marvell/libertas_tf/if_usb.c:742: warning: Function parameter or member 'cardp' not described in 'if_usb_issue_boot_command'
 drivers/net/wireless/marvell/libertas_tf/if_usb.c:742: warning: Function parameter or member 'ivalue' not described in 'if_usb_issue_boot_command'
 drivers/net/wireless/marvell/libertas_tf/if_usb.c:766: warning: Function parameter or member 'data' not described in 'check_fwfile_format'
 drivers/net/wireless/marvell/libertas_tf/if_usb.c:766: warning: Function parameter or member 'totlen' not described in 'check_fwfile_format'

Cc: Kalle Valo <kvalo@codeaurora.org>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Jakub Kicinski <kuba@kernel.org>
Cc: Colin Ian King <colin.king@canonical.com>
Cc: linux-wireless@vger.kernel.org
Cc: netdev@vger.kernel.org
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200819072402.3085022-28-lee.jones@linaro.org

drivers/net/wireless/marvell/libertas_tf/if_usb.c

@@ -50,7 +50,7 @@ static int if_usb_reset_device(struct lbtf_private *priv);
 /**
  *  if_usb_wrike_bulk_callback -  call back to handle URB status
  *
- *  @param urb		pointer to urb structure
+ *  @urb:		pointer to urb structure
  */
 static void if_usb_write_bulk_callback(struct urb *urb)
 {
@@ -67,7 +67,7 @@ static void if_usb_write_bulk_callback(struct urb *urb)
 /**
  *  if_usb_free - free tx/rx urb, skb and rx buffer
  *
- *  @param cardp	pointer if_usb_card
+ *  @cardp:	pointer if_usb_card
  */
 static void if_usb_free(struct if_usb_card *cardp)
 {
@@ -136,8 +136,8 @@ static const struct lbtf_ops if_usb_ops = {
 /**
  *  if_usb_probe - sets the configuration values
  *
- *  @ifnum	interface number
- *  @id		pointer to usb_device_id
+ *  @intf:	USB interface structure
+ *  @id:	pointer to usb_device_id
  *
  *  Returns: 0 on success, error code on failure
  */
@@ -238,7 +238,7 @@ lbtf_deb_leave(LBTF_DEB_MAIN);
 /**
  *  if_usb_disconnect -  free resource and cleanup
  *
- *  @intf	USB interface structure
+ *  @intf:	USB interface structure
  */
 static void if_usb_disconnect(struct usb_interface *intf)
 {
@@ -264,7 +264,7 @@ static void if_usb_disconnect(struct usb_interface *intf)
 /**
  *  if_usb_send_fw_pkt -  This function downloads the FW
  *
- *  @priv	pointer to struct lbtf_private
+ *  @cardp:	pointer if_usb_card
  *
  *  Returns: 0
  */
@@ -360,10 +360,10 @@ static int if_usb_reset_device(struct lbtf_private *priv)
 /**
  *  usb_tx_block - transfer data to the device
  *
- *  @priv	pointer to struct lbtf_private
- *  @payload	pointer to payload data
- *  @nb		data length
- *  @data	non-zero for data, zero for commands
+ *  @cardp:	pointer if_usb_card
+ *  @payload:	pointer to payload data
+ *  @nb:	data length
+ *  @data:	non-zero for data, zero for commands
  *
  *  Returns: 0 on success, nonzero otherwise.
  */
@@ -619,7 +619,7 @@ static inline void process_cmdrequest(int recvlength, uint8_t *recvbuff,
 /**
  *  if_usb_receive - read data received from the device.
  *
- *  @urb		pointer to struct urb
+ *  @urb:		pointer to struct urb
  */
 static void if_usb_receive(struct urb *urb)
 {
@@ -702,10 +702,10 @@ static void if_usb_receive(struct urb *urb)
 /**
  *  if_usb_host_to_card -  Download data to the device
  *
- *  @priv		pointer to struct lbtf_private structure
- *  @type		type of data
- *  @buf		pointer to data buffer
- *  @len		number of bytes
+ *  @priv:		pointer to struct lbtf_private structure
+ *  @type:		type of data
+ *  @payload:		pointer to payload buffer
+ *  @nb:		number of bytes
  *
  *  Returns: 0 on success, nonzero otherwise
  */
@@ -734,7 +734,8 @@ static int if_usb_host_to_card(struct lbtf_private *priv, uint8_t type,
 /**
  *  if_usb_issue_boot_command - Issue boot command to Boot2.
  *
- *  @ivalue   1 boots from FW by USB-Download, 2 boots from FW in EEPROM.
+ *  @cardp:	pointer if_usb_card
+ *  @ivalue:   1 boots from FW by USB-Download, 2 boots from FW in EEPROM.
  *
  *  Returns: 0
  */
@@ -757,8 +758,8 @@ static int if_usb_issue_boot_command(struct if_usb_card *cardp, int ivalue)
 /**
  *  check_fwfile_format - Check the validity of Boot2/FW image.
  *
- *  @data	pointer to image
- *  @totlen	image length
+ *  @data:	pointer to image
+ *  @totlen:	image length
  *
  *  Returns: 0 if the image is valid, nonzero otherwise.
  */