This patch adds support for legacy power save. Necessary configuration frames are downloaded to firmware when power save is enabled/disabled Signed-off-by: Karun Eagalapati <karun256@gmail.com> Signed-off-by: Amitkumar Karwar <amit.karwar@redpinesignals.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>tirimbino
Karun Eagalapati
8 years ago
committed by
Kalle Valo
parent
588349a1fe
commit
ce86893fa8
@ -0,0 +1,129 @@ |
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/**
|
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* Copyright (c) 2014 Redpine Signals Inc. |
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* |
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* Permission to use, copy, modify, and/or distribute this software for any |
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* purpose with or without fee is hereby granted, provided that the above |
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* copyright notice and this permission notice appear in all copies. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
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*/ |
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#include <linux/etherdevice.h> |
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#include <linux/if.h> |
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#include <linux/version.h> |
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#include "rsi_debugfs.h" |
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#include "rsi_mgmt.h" |
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#include "rsi_common.h" |
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#include "rsi_ps.h" |
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char *str_psstate(enum ps_state state) |
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{ |
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switch (state) { |
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case PS_NONE: |
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return "PS_NONE"; |
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case PS_DISABLE_REQ_SENT: |
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return "PS_DISABLE_REQ_SENT"; |
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case PS_ENABLE_REQ_SENT: |
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return "PS_ENABLE_REQ_SENT"; |
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case PS_ENABLED: |
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return "PS_ENABLED"; |
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default: |
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return "INVALID_STATE"; |
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} |
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return "INVALID_STATE"; |
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} |
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static inline void rsi_modify_ps_state(struct rsi_hw *adapter, |
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enum ps_state nstate) |
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{ |
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rsi_dbg(INFO_ZONE, "PS state changed %s => %s\n", |
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str_psstate(adapter->ps_state), |
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str_psstate(nstate)); |
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adapter->ps_state = nstate; |
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} |
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void rsi_default_ps_params(struct rsi_hw *adapter) |
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{ |
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struct rsi_ps_info *ps_info = &adapter->ps_info; |
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ps_info->enabled = true; |
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ps_info->sleep_type = RSI_SLEEP_TYPE_LP; |
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ps_info->tx_threshold = 0; |
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ps_info->rx_threshold = 0; |
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ps_info->tx_hysterisis = 0; |
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ps_info->rx_hysterisis = 0; |
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ps_info->monitor_interval = 0; |
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ps_info->listen_interval = RSI_DEF_LISTEN_INTERVAL; |
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ps_info->num_bcns_per_lis_int = 0; |
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ps_info->dtim_interval_duration = 0; |
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ps_info->num_dtims_per_sleep = 0; |
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ps_info->deep_sleep_wakeup_period = RSI_DEF_DS_WAKEUP_PERIOD; |
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} |
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void rsi_enable_ps(struct rsi_hw *adapter) |
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{ |
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if (adapter->ps_state != PS_NONE) { |
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rsi_dbg(ERR_ZONE, |
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"%s: Cannot accept enable PS in %s state\n", |
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__func__, str_psstate(adapter->ps_state)); |
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return; |
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} |
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if (rsi_send_ps_request(adapter, true)) { |
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rsi_dbg(ERR_ZONE, |
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"%s: Failed to send PS request to device\n", |
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__func__); |
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return; |
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} |
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rsi_modify_ps_state(adapter, PS_ENABLE_REQ_SENT); |
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} |
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void rsi_disable_ps(struct rsi_hw *adapter) |
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{ |
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if (adapter->ps_state != PS_ENABLED) { |
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rsi_dbg(ERR_ZONE, |
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"%s: Cannot accept disable PS in %s state\n", |
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__func__, str_psstate(adapter->ps_state)); |
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return; |
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} |
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if (rsi_send_ps_request(adapter, false)) { |
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rsi_dbg(ERR_ZONE, |
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"%s: Failed to send PS request to device\n", |
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__func__); |
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return; |
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} |
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rsi_modify_ps_state(adapter, PS_DISABLE_REQ_SENT); |
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} |
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int rsi_handle_ps_confirm(struct rsi_hw *adapter, u8 *msg) |
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{ |
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u16 cfm_type = get_unaligned_le16(msg + PS_CONFIRM_INDEX); |
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switch (cfm_type) { |
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case RSI_SLEEP_REQUEST: |
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if (adapter->ps_state == PS_ENABLE_REQ_SENT) |
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rsi_modify_ps_state(adapter, PS_ENABLED); |
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break; |
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case RSI_WAKEUP_REQUEST: |
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if (adapter->ps_state == PS_DISABLE_REQ_SENT) |
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rsi_modify_ps_state(adapter, PS_NONE); |
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break; |
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default: |
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rsi_dbg(ERR_ZONE, |
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"Invalid PS confirm type %x in state %s\n", |
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cfm_type, str_psstate(adapter->ps_state)); |
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return -1; |
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} |
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return 0; |
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} |
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@ -0,0 +1,64 @@ |
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/**
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* Copyright (c) 2017 Redpine Signals Inc. |
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* |
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* Permission to use, copy, modify, and/or distribute this software for any |
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* purpose with or without fee is hereby granted, provided that the above |
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* copyright notice and this permission notice appear in all copies. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
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*/ |
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#ifndef __RSI_PS_H__ |
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#define __RSI_PS_H__ |
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#define PS_CONFIRM_INDEX 12 |
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#define RSI_DEF_DS_WAKEUP_PERIOD 200 |
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#define RSI_DEF_LISTEN_INTERVAL 200 |
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#define RSI_SLEEP_TYPE_LP 1 |
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enum ps_state { |
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PS_NONE = 0, |
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PS_ENABLE_REQ_SENT = 1, |
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PS_DISABLE_REQ_SENT = 2, |
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PS_ENABLED = 3 |
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}; |
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struct ps_sleep_params { |
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u8 enable; |
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u8 sleep_type; |
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u8 connected_sleep; |
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u8 reserved1; |
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__le16 num_bcns_per_lis_int; |
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__le16 wakeup_type; |
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__le32 sleep_duration; |
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} __packed; |
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struct rsi_ps_info { |
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u8 enabled; |
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u8 sleep_type; |
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u8 tx_threshold; |
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u8 rx_threshold; |
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u8 tx_hysterisis; |
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u8 rx_hysterisis; |
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u16 monitor_interval; |
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u32 listen_interval; |
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u16 num_bcns_per_lis_int; |
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u32 dtim_interval_duration; |
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u16 num_dtims_per_sleep; |
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u32 deep_sleep_wakeup_period; |
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} __packed; |
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char *str_psstate(enum ps_state state); |
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void rsi_enable_ps(struct rsi_hw *adapter); |
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void rsi_disable_ps(struct rsi_hw *adapter); |
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int rsi_handle_ps_confirm(struct rsi_hw *adapter, u8 *msg); |
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void rsi_default_ps_params(struct rsi_hw *hw); |
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int rsi_send_ps_request(struct rsi_hw *adapter, bool enable); |
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void rsi_conf_uapsd(struct rsi_hw *adapter); |
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#endif |
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