From 25a7dc6d22adda590be4932ebc772ea35914880c Mon Sep 17 00:00:00 2001 From: Luciano Coelho Date: Mon, 12 Oct 2009 15:08:42 +0300 Subject: [PATCH] wl1271: implement cmd_disconnect This patch implements the CMD_DISCONNECT command, which should be sent to the firmware when we are disassociated. Signed-off-by: Luciano Coelho Reviewed-by: Juuso Oikarinen Signed-off-by: John W. Linville --- drivers/net/wireless/wl12xx/wl1271_cmd.c | 32 +++++++++++++++++++++++++++++++- drivers/net/wireless/wl12xx/wl1271_cmd.h | 27 +++++++++++++++++++++++++++ 2 files changed, 58 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/wl12xx/wl1271_cmd.c b/drivers/net/wireless/wl12xx/wl1271_cmd.c index ac93efd..d09ad12 100644 --- a/drivers/net/wireless/wl12xx/wl1271_cmd.c +++ b/drivers/net/wireless/wl12xx/wl1271_cmd.c @@ -191,7 +191,6 @@ int wl1271_cmd_join(struct wl1271 *wl) do_cal = false; } - join = kzalloc(sizeof(*join), GFP_KERNEL); if (!join) { ret = -ENOMEM; @@ -825,3 +824,34 @@ out: return ret; } + +int wl1271_cmd_disconnect(struct wl1271 *wl) +{ + struct wl1271_cmd_disconnect *cmd; + int ret = 0; + + wl1271_debug(DEBUG_CMD, "cmd disconnect"); + + cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); + if (!cmd) { + ret = -ENOMEM; + goto out; + } + + cmd->rx_config_options = wl->rx_config; + cmd->rx_filter_options = wl->rx_filter; + /* disconnect reason is not used in immediate disconnections */ + cmd->type = DISCONNECT_IMMEDIATE; + + ret = wl1271_cmd_send(wl, CMD_DISCONNECT, cmd, sizeof(*cmd)); + if (ret < 0) { + wl1271_error("failed to send disconnect command"); + goto out_free; + } + +out_free: + kfree(cmd); + +out: + return ret; +} diff --git a/drivers/net/wireless/wl12xx/wl1271_cmd.h b/drivers/net/wireless/wl12xx/wl1271_cmd.h index 63bc441..0219664 100644 --- a/drivers/net/wireless/wl12xx/wl1271_cmd.h +++ b/drivers/net/wireless/wl12xx/wl1271_cmd.h @@ -50,6 +50,7 @@ int wl1271_cmd_set_default_wep_key(struct wl1271 *wl, u8 id); int wl1271_cmd_set_key(struct wl1271 *wl, u16 action, u8 id, u8 key_type, u8 key_size, const u8 *key, const u8 *addr, u32 tx_seq_32, u16 tx_seq_16); +int wl1271_cmd_disconnect(struct wl1271 *wl); enum wl1271_commands { CMD_INTERROGATE = 1, /*use this to read information elements*/ @@ -461,4 +462,30 @@ struct wl1271_cmd_cal_p2g { u8 padding2; } __attribute__ ((packed)); + +/* + * There are three types of disconnections: + * + * DISCONNECT_IMMEDIATE: the fw doesn't send any frames + * DISCONNECT_DEAUTH: the fw generates a DEAUTH request with the reason + * we have passed + * DISCONNECT_DISASSOC: the fw generates a DESASSOC request with the reason + * we have passed + */ +enum wl1271_disconnect_type { + DISCONNECT_IMMEDIATE, + DISCONNECT_DEAUTH, + DISCONNECT_DISASSOC +}; + +struct wl1271_cmd_disconnect { + u32 rx_config_options; + u32 rx_filter_options; + + u16 reason; + u8 type; + + u8 padding; +} __attribute__ ((packed)); + #endif /* __WL1271_CMD_H__ */ -- 2.7.4