diff options
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/wireless/libertas/cmd.c | 139 | ||||
| -rw-r--r-- | drivers/net/wireless/libertas/cmd.h | 6 | ||||
| -rw-r--r-- | drivers/net/wireless/libertas/cmdresp.c | 13 | ||||
| -rw-r--r-- | drivers/net/wireless/libertas/defs.h | 5 | ||||
| -rw-r--r-- | drivers/net/wireless/libertas/host.h | 50 | ||||
| -rw-r--r-- | drivers/net/wireless/libertas/if_usb.c | 4 | ||||
| -rw-r--r-- | drivers/net/wireless/libertas/main.c | 4 |
7 files changed, 95 insertions, 126 deletions
diff --git a/drivers/net/wireless/libertas/cmd.c b/drivers/net/wireless/libertas/cmd.c index 2c96cf3400c..5c7bb3551fb 100644 --- a/drivers/net/wireless/libertas/cmd.c +++ b/drivers/net/wireless/libertas/cmd.c @@ -230,42 +230,49 @@ int lbs_host_sleep_cfg(struct lbs_private *priv, uint32_t criteria, } EXPORT_SYMBOL_GPL(lbs_host_sleep_cfg); -static int lbs_cmd_802_11_ps_mode(struct cmd_ds_command *cmd, - u16 cmd_action) +/** + * @brief Sets the Power Save mode + * + * @param priv A pointer to struct lbs_private structure + * @param cmd_action The Power Save operation (PS_MODE_ACTION_ENTER_PS or + * PS_MODE_ACTION_EXIT_PS) + * @param block Whether to block on a response or not + * + * @return 0 on success, error on failure + */ +int lbs_set_ps_mode(struct lbs_private *priv, u16 cmd_action, bool block) { - struct cmd_ds_802_11_ps_mode *psm = &cmd->params.psmode; + struct cmd_ds_802_11_ps_mode cmd; + int ret = 0; lbs_deb_enter(LBS_DEB_CMD); - cmd->command = cpu_to_le16(CMD_802_11_PS_MODE); - cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_ps_mode) + - sizeof(struct cmd_header)); - psm->action = cpu_to_le16(cmd_action); - psm->multipledtim = 0; - switch (cmd_action) { - case CMD_SUBCMD_ENTER_PS: - lbs_deb_cmd("PS command:" "SubCode- Enter PS\n"); - - psm->locallisteninterval = 0; - psm->nullpktinterval = 0; - psm->multipledtim = - cpu_to_le16(MRVDRV_DEFAULT_MULTIPLE_DTIM); - break; - - case CMD_SUBCMD_EXIT_PS: - lbs_deb_cmd("PS command:" "SubCode- Exit PS\n"); - break; - - case CMD_SUBCMD_SLEEP_CONFIRMED: - lbs_deb_cmd("PS command: SubCode- sleep confirm\n"); - break; + memset(&cmd, 0, sizeof(cmd)); + cmd.hdr.size = cpu_to_le16(sizeof(cmd)); + cmd.action = cpu_to_le16(cmd_action); - default: - break; + if (cmd_action == PS_MODE_ACTION_ENTER_PS) { + lbs_deb_cmd("PS_MODE: action ENTER_PS\n"); + cmd.multipledtim = cpu_to_le16(1); /* Default DTIM multiple */ + } else if (cmd_action == PS_MODE_ACTION_EXIT_PS) { + lbs_deb_cmd("PS_MODE: action EXIT_PS\n"); + } else { + /* We don't handle CONFIRM_SLEEP here because it needs to + * be fastpathed to the firmware. + */ + lbs_deb_cmd("PS_MODE: unknown action 0x%X\n", cmd_action); + ret = -EOPNOTSUPP; + goto out; } - lbs_deb_leave(LBS_DEB_CMD); - return 0; + if (block) + ret = lbs_cmd_with_response(priv, CMD_802_11_PS_MODE, &cmd); + else + lbs_cmd_async(priv, CMD_802_11_PS_MODE, &cmd.hdr, sizeof (cmd)); + +out: + lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret); + return ret; } int lbs_cmd_802_11_sleep_params(struct lbs_private *priv, uint16_t cmd_action, @@ -950,16 +957,15 @@ static void lbs_queue_cmd(struct lbs_private *priv, /* Exit_PS command needs to be queued in the header always. */ if (le16_to_cpu(cmdnode->cmdbuf->command) == CMD_802_11_PS_MODE) { - struct cmd_ds_802_11_ps_mode *psm = (void *) &cmdnode->cmdbuf[1]; + struct cmd_ds_802_11_ps_mode *psm = (void *) &cmdnode->cmdbuf; - if (psm->action == cpu_to_le16(CMD_SUBCMD_EXIT_PS)) { + if (psm->action == cpu_to_le16(PS_MODE_ACTION_EXIT_PS)) { if (priv->psstate != PS_STATE_FULL_POWER) addtail = 0; } } - if (le16_to_cpu(cmdnode->cmdbuf->command) == - CMD_802_11_WAKEUP_CONFIRM) + if (le16_to_cpu(cmdnode->cmdbuf->command) == CMD_802_11_WAKEUP_CONFIRM) addtail = 0; spin_lock_irqsave(&priv->driver_lock, flags); @@ -1154,7 +1160,7 @@ int lbs_prepare_and_send_command(struct lbs_private *priv, { int ret = 0; struct cmd_ctrl_node *cmdnode; - struct cmd_ds_command *cmdptr; + struct cmd_header *cmdptr; unsigned long flags; lbs_deb_enter(LBS_DEB_HOST); @@ -1190,7 +1196,7 @@ int lbs_prepare_and_send_command(struct lbs_private *priv, cmdnode->callback = NULL; cmdnode->callback_arg = (unsigned long)pdata_buf; - cmdptr = (struct cmd_ds_command *)cmdnode->cmdbuf; + cmdptr = (struct cmd_header *)cmdnode->cmdbuf; lbs_deb_host("PREP_CMD: command 0x%04x\n", cmd_no); @@ -1202,10 +1208,6 @@ int lbs_prepare_and_send_command(struct lbs_private *priv, cmdptr->result = 0; switch (cmd_no) { - case CMD_802_11_PS_MODE: - ret = lbs_cmd_802_11_ps_mode(cmdptr, cmd_action); - break; - case CMD_802_11_DEEP_SLEEP: cmdptr->command = cpu_to_le16(CMD_802_11_DEEP_SLEEP); cmdptr->size = cpu_to_le16(sizeof(struct cmd_header)); @@ -1426,10 +1428,10 @@ int lbs_execute_next_command(struct lbs_private *priv) /* * 1. Non-PS command: * Queue it. set needtowakeup to TRUE if current state - * is SLEEP, otherwise call lbs_ps_wakeup to send Exit_PS. - * 2. PS command but not Exit_PS: + * is SLEEP, otherwise call send EXIT_PS. + * 2. PS command but not EXIT_PS: * Ignore it. - * 3. PS command Exit_PS: + * 3. PS command EXIT_PS: * Set needtowakeup to TRUE if current state is SLEEP, * otherwise send this command down to firmware * immediately. @@ -1443,8 +1445,11 @@ int lbs_execute_next_command(struct lbs_private *priv) /* w/ new scheme, it will not reach here. since it is blocked in main_thread. */ priv->needtowakeup = 1; - } else - lbs_ps_wakeup(priv, 0); + } else { + lbs_set_ps_mode(priv, + PS_MODE_ACTION_EXIT_PS, + false); + } ret = 0; goto done; @@ -1459,7 +1464,7 @@ int lbs_execute_next_command(struct lbs_private *priv) "EXEC_NEXT_CMD: PS cmd, action 0x%02x\n", psm->action); if (psm->action != - cpu_to_le16(CMD_SUBCMD_EXIT_PS)) { + cpu_to_le16(PS_MODE_ACTION_EXIT_PS)) { lbs_deb_host( "EXEC_NEXT_CMD: ignore ENTER_PS cmd\n"); list_del(&cmdnode->list); @@ -1519,13 +1524,16 @@ int lbs_execute_next_command(struct lbs_private *priv) lbs_deb_host( "EXEC_NEXT_CMD: WPA enabled and GTK_SET" " go back to PS_SLEEP"); - lbs_ps_sleep(priv, 0); + lbs_set_ps_mode(priv, + PS_MODE_ACTION_ENTER_PS, + false); } } else { lbs_deb_host( "EXEC_NEXT_CMD: cmdpendingq empty, " "go back to PS_SLEEP"); - lbs_ps_sleep(priv, 0); + lbs_set_ps_mode(priv, PS_MODE_ACTION_ENTER_PS, + false); } } #endif @@ -1573,43 +1581,6 @@ out: lbs_deb_leave(LBS_DEB_HOST); } -void lbs_ps_sleep(struct lbs_private *priv, int wait_option) -{ - lbs_deb_enter(LBS_DEB_HOST); - - /* - * PS is currently supported only in Infrastructure mode - * Remove this check if it is to be supported in IBSS mode also - */ - - lbs_prepare_and_send_command(priv, CMD_802_11_PS_MODE, - CMD_SUBCMD_ENTER_PS, wait_option, 0, NULL); - - lbs_deb_leave(LBS_DEB_HOST); -} - -/** - * @brief This function sends Exit_PS command to firmware. - * - * @param priv A pointer to struct lbs_private structure - * @param wait_option wait response or not - * @return n/a - */ -void lbs_ps_wakeup(struct lbs_private *priv, int wait_option) -{ - __le32 Localpsmode; - - lbs_deb_enter(LBS_DEB_HOST); - - Localpsmode = cpu_to_le32(LBS802_11POWERMODECAM); - - lbs_prepare_and_send_command(priv, CMD_802_11_PS_MODE, - CMD_SUBCMD_EXIT_PS, - wait_option, 0, &Localpsmode); - - lbs_deb_leave(LBS_DEB_HOST); -} - /** * @brief This function checks condition and prepares to * send sleep confirm command to firmware if ok. diff --git a/drivers/net/wireless/libertas/cmd.h b/drivers/net/wireless/libertas/cmd.h index bfb36904fd9..19b1f210a19 100644 --- a/drivers/net/wireless/libertas/cmd.h +++ b/drivers/net/wireless/libertas/cmd.h @@ -94,10 +94,6 @@ int lbs_host_sleep_cfg(struct lbs_private *priv, uint32_t criteria, int lbs_cmd_802_11_sleep_params(struct lbs_private *priv, uint16_t cmd_action, struct sleep_params *sp); -void lbs_ps_sleep(struct lbs_private *priv, int wait_option); - -void lbs_ps_wakeup(struct lbs_private *priv, int wait_option); - void lbs_ps_confirm_sleep(struct lbs_private *priv); int lbs_set_radio(struct lbs_private *priv, u8 preamble, u8 radio_on); @@ -143,4 +139,6 @@ int lbs_get_reg(struct lbs_private *priv, u16 reg, u16 offset, u32 *value); int lbs_set_reg(struct lbs_private *priv, u16 reg, u16 offset, u32 value); +int lbs_set_ps_mode(struct lbs_private *priv, u16 cmd_action, bool block); + #endif /* _LBS_CMD_H */ diff --git a/drivers/net/wireless/libertas/cmdresp.c b/drivers/net/wireless/libertas/cmdresp.c index a4e147a11d0..83283b8efd6 100644 --- a/drivers/net/wireless/libertas/cmdresp.c +++ b/drivers/net/wireless/libertas/cmdresp.c @@ -49,7 +49,7 @@ void lbs_mac_event_disconnected(struct lbs_private *priv) if (priv->psstate != PS_STATE_FULL_POWER) { /* make firmware to exit PS mode */ lbs_deb_cmd("disconnected, so exit PS mode\n"); - lbs_ps_wakeup(priv, 0); + lbs_set_ps_mode(priv, PS_MODE_ACTION_EXIT_PS, false); } lbs_deb_leave(LBS_DEB_ASSOC); } @@ -132,9 +132,9 @@ int lbs_process_command_response(struct lbs_private *priv, u8 *data, u32 len) * lbs_execute_next_command(). */ if (priv->wdev->iftype == NL80211_IFTYPE_MONITOR && - action == CMD_SUBCMD_ENTER_PS) + action == PS_MODE_ACTION_ENTER_PS) priv->psmode = LBS802_11POWERMODECAM; - } else if (action == CMD_SUBCMD_ENTER_PS) { + } else if (action == PS_MODE_ACTION_ENTER_PS) { priv->needtowakeup = 0; priv->psstate = PS_STATE_AWAKE; @@ -149,11 +149,12 @@ int lbs_process_command_response(struct lbs_private *priv, u8 *data, u32 len) spin_unlock_irqrestore(&priv->driver_lock, flags); mutex_unlock(&priv->lock); - lbs_ps_wakeup(priv, 0); + lbs_set_ps_mode(priv, PS_MODE_ACTION_EXIT_PS, + false); mutex_lock(&priv->lock); spin_lock_irqsave(&priv->driver_lock, flags); } - } else if (action == CMD_SUBCMD_EXIT_PS) { + } else if (action == PS_MODE_ACTION_EXIT_PS) { priv->needtowakeup = 0; priv->psstate = PS_STATE_FULL_POWER; lbs_deb_host("CMD_RESP: EXIT_PS command response\n"); @@ -291,7 +292,7 @@ int lbs_process_event(struct lbs_private *priv, u32 event) * in lbs_ps_wakeup() */ lbs_deb_cmd("waking up ...\n"); - lbs_ps_wakeup(priv, 0); + lbs_set_ps_mode(priv, PS_MODE_ACTION_EXIT_PS, false); } break; diff --git a/drivers/net/wireless/libertas/defs.h b/drivers/net/wireless/libertas/defs.h index da9833f00ee..d00c728cec4 100644 --- a/drivers/net/wireless/libertas/defs.h +++ b/drivers/net/wireless/libertas/defs.h @@ -172,11 +172,6 @@ static inline void lbs_deb_hex(unsigned int grp, const char *prompt, u8 *buf, in #define MRVDRV_MAX_BSS_DESCRIPTS 16 #define MRVDRV_MAX_REGION_CODE 6 -#define MRVDRV_IGNORE_MULTIPLE_DTIM 0xfffe -#define MRVDRV_MIN_MULTIPLE_DTIM 1 -#define MRVDRV_MAX_MULTIPLE_DTIM 5 -#define MRVDRV_DEFAULT_MULTIPLE_DTIM 1 - #define MRVDRV_DEFAULT_LISTEN_INTERVAL 10 #define MRVDRV_CHANNELS_PER_SCAN 4 diff --git a/drivers/net/wireless/libertas/host.h b/drivers/net/wireless/libertas/host.h index 03d2ae9bdd7..5eac1351a02 100644 --- a/drivers/net/wireless/libertas/host.h +++ b/drivers/net/wireless/libertas/host.h @@ -94,11 +94,9 @@ #define CMD_802_11_BEACON_CTRL 0x00b0 /* For the IEEE Power Save */ -#define CMD_SUBCMD_ENTER_PS 0x0030 -#define CMD_SUBCMD_EXIT_PS 0x0031 -#define CMD_SUBCMD_SLEEP_CONFIRMED 0x0034 -#define CMD_SUBCMD_FULL_POWERDOWN 0x0035 -#define CMD_SUBCMD_FULL_POWERUP 0x0036 +#define PS_MODE_ACTION_ENTER_PS 0x0030 +#define PS_MODE_ACTION_EXIT_PS 0x0031 +#define PS_MODE_ACTION_SLEEP_CONFIRMED 0x0034 #define CMD_ENABLE_RSN 0x0001 #define CMD_DISABLE_RSN 0x0000 @@ -163,11 +161,6 @@ #define CMD_ACT_SET_TX_FIX_RATE 0x0001 #define CMD_ACT_GET_TX_RATE 0x0002 -/* Define action or option for CMD_802_11_PS_MODE */ -#define CMD_TYPE_CAM 0x0000 -#define CMD_TYPE_MAX_PSP 0x0001 -#define CMD_TYPE_FAST_PSP 0x0002 - /* Options for CMD_802_11_FW_WAKE_METHOD */ #define CMD_WAKE_METHOD_UNCHANGED 0x0000 #define CMD_WAKE_METHOD_COMMAND_INT 0x0001 @@ -683,11 +676,35 @@ struct cmd_ds_802_11_fw_wake_method { } __packed; struct cmd_ds_802_11_ps_mode { + struct cmd_header hdr; + __le16 action; + + /* Interval for keepalive in PS mode: + * 0x0000 = don't change + * 0x001E = firmware default + * 0xFFFF = disable + */ __le16 nullpktinterval; + + /* Number of DTIM intervals to wake up for: + * 0 = don't change + * 1 = firmware default + * 5 = max + */ __le16 multipledtim; + __le16 reserved; __le16 locallisteninterval; + + /* AdHoc awake period (FW v9+ only): + * 0 = don't change + * 1 = always awake (IEEE standard behavior) + * 2 - 31 = sleep for (n - 1) periods and awake for 1 period + * 32 - 254 = invalid + * 255 = sleep at each ATIM + */ + __le16 adhoc_awake_period; } __packed; struct cmd_confirm_sleep { @@ -952,17 +969,4 @@ struct cmd_ds_mesh_access { /* Number of stats counters returned by the firmware */ #define MESH_STATS_NUM 8 - -struct cmd_ds_command { - /* command header */ - __le16 command; - __le16 size; - __le16 seqnum; - __le16 result; - - /* command Body */ - union { - struct cmd_ds_802_11_ps_mode psmode; - } params; -} __packed; #endif diff --git a/drivers/net/wireless/libertas/if_usb.c b/drivers/net/wireless/libertas/if_usb.c index 3678e532874..07ece9d26c6 100644 --- a/drivers/net/wireless/libertas/if_usb.c +++ b/drivers/net/wireless/libertas/if_usb.c @@ -433,7 +433,7 @@ static int if_usb_send_fw_pkt(struct if_usb_card *cardp) static int if_usb_reset_device(struct if_usb_card *cardp) { - struct cmd_ds_command *cmd = cardp->ep_out_buf + 4; + struct cmd_header *cmd = cardp->ep_out_buf + 4; int ret; lbs_deb_enter(LBS_DEB_USB); @@ -441,7 +441,7 @@ static int if_usb_reset_device(struct if_usb_card *cardp) *(__le32 *)cardp->ep_out_buf = cpu_to_le32(CMD_TYPE_REQUEST); cmd->command = cpu_to_le16(CMD_802_11_RESET); - cmd->size = cpu_to_le16(sizeof(struct cmd_header)); + cmd->size = cpu_to_le16(sizeof(cmd)); cmd->result = cpu_to_le16(0); cmd->seqnum = cpu_to_le16(0x5a5a); usb_tx_block(cardp, cardp->ep_out_buf, 4 + sizeof(struct cmd_header)); diff --git a/drivers/net/wireless/libertas/main.c b/drivers/net/wireless/libertas/main.c index cfd0af6725d..6c0e814bbe6 100644 --- a/drivers/net/wireless/libertas/main.c +++ b/drivers/net/wireless/libertas/main.c @@ -897,7 +897,7 @@ void lbs_remove_card(struct lbs_private *priv) if (priv->psmode == LBS802_11POWERMODEMAX_PSP) { priv->psmode = LBS802_11POWERMODECAM; - lbs_ps_wakeup(priv, CMD_OPTION_WAITFORRSP); + lbs_set_ps_mode(priv, PS_MODE_ACTION_EXIT_PS, true); } if (priv->is_deep_sleep) { @@ -1060,7 +1060,7 @@ static int __init lbs_init_module(void) memset(&confirm_sleep, 0, sizeof(confirm_sleep)); confirm_sleep.hdr.command = cpu_to_le16(CMD_802_11_PS_MODE); confirm_sleep.hdr.size = cpu_to_le16(sizeof(confirm_sleep)); - confirm_sleep.action = cpu_to_le16(CMD_SUBCMD_SLEEP_CONFIRMED); + confirm_sleep.action = cpu_to_le16(PS_MODE_ACTION_SLEEP_CONFIRMED); lbs_debugfs_init(); lbs_deb_leave(LBS_DEB_MAIN); return 0; |