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/*
* Copyright (c) 2018 The Linux Foundation. All rights reserved.
*
* Permission to use, copy, modify, and/or distribute this software for
* any purpose with or without fee is hereby granted, provided that the
* above copyright notice and this permission notice appear in all
* copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
* WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
* AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
* PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
/*
* DOC: contains ocb structure definitions
*/
#ifndef _WLAN_OCB_STRUCTS_H_
#define _WLAN_OCB_STRUCTS_H_
#include <qdf_status.h>
/* number of vdevs that can support OCB */
#define OCB_VDEVS_NUM 1
/* maximum number of channels that can do OCB */
#define OCB_CHANNELS_NUM 2
/* maximum number of channels in an OCB schedule */
#define OCB_SCHEDULES_NUM 2
/* Don't add the RX stats header to packets received on this channel */
#define OCB_CHANNEL_FLAG_DISABLE_RX_STATS_HDR (1 << 0)
/* The size of the utc time in bytes. */
#define OCB_SIZE_UTC_TIME (10)
/* The size of the utc time error in bytes. */
#define OCB_SIZE_UTC_TIME_ERROR (5)
#define OCB_CHANNEL_MAX (5)
#define OCB_MAX_NUM_AC (4)
/**
* struct ocb_utc_param - parameters to set UTC time
* @vdev_id: vdev id
* @utc_time: number of nanoseconds from Jan 1st 1958
* @time_error: the error in the UTC time. All 1's for unknown
*/
struct ocb_utc_param {
uint32_t vdev_id;
uint8_t utc_time[OCB_SIZE_UTC_TIME];
uint8_t time_error[OCB_SIZE_UTC_TIME_ERROR];
};
/**
* struct ocb_timing_advert_param - parameters to start/stop
* timing advertisement
* @vdev_id: vdev id
* @chan_freq: frequency on which to advertise (unit in Mhz)
* @repeat_rate: the number of times it will send TA in 5 seconds
* @timestamp_offset: offset of the timestamp field in the TA frame
* @time_value_offset: offset of the time_value field in the TA frame
* @template_length: size in bytes of the TA frame
* @template_value: the TA frame
*/
struct ocb_timing_advert_param {
uint32_t vdev_id;
uint32_t chan_freq;
uint32_t repeat_rate;
uint32_t timestamp_offset;
uint32_t time_value_offset;
uint32_t template_length;
uint8_t *template_value;
};
/**
* struct ocb_dcc_get_stats_param - parameters to get DCC stats
* @vdev_id: vdev id
* @channel_count: number of dcc channels
* @request_array_len: size in bytes of the request array
* @request_array: the request array
*/
struct ocb_dcc_get_stats_param {
uint32_t vdev_id;
uint32_t channel_count;
uint32_t request_array_len;
void *request_array;
};
/**
* struct ocb_dcc_update_ndl_param - parameters to update NDL
* @vdev_id: vdev id
* @channel_count: number of channels to be updated
* @dcc_ndl_chan_list_len: size in bytes of the ndl_chan array
* @dcc_ndl_chan_list: the ndl_chan array
* @dcc_ndl_active_state_list_len: size in bytes of the active_state array
* @dcc_ndl_active_state_list: the active state array
*/
struct ocb_dcc_update_ndl_param {
uint32_t vdev_id;
uint32_t channel_count;
uint32_t dcc_ndl_chan_list_len;
void *dcc_ndl_chan_list;
uint32_t dcc_ndl_active_state_list_len;
void *dcc_ndl_active_state_list;
};
/**
* struct ocb_config_schdl - parameters for channel scheduling
* @chan_freq: frequency of the channel (unit in Mhz)
* @total_duration: duration of the schedule (unit in ms)
* @guard_interval: guard interval on the start of the schedule (unit in ms)
*/
struct ocb_config_schdl {
uint32_t chan_freq;
uint32_t total_duration;
uint32_t guard_interval;
};
/**
* struct ocb_wmm_param - WMM parameters
* @aifsn: AIFS number
* @cwmin: value of CWmin
* @cwmax: value of CWmax
*/
struct ocb_wmm_param {
uint8_t aifsn;
uint8_t cwmin;
uint8_t cwmax;
};
/**
* struct ocb_config_chan - parameters to configure a channel
* @chan_freq: frequency of the channel (unit in MHz)
* @bandwidth: bandwidth of the channel, either 10 or 20 MHz
* @mac_address: MAC address assigned to this channel
* @qos_params: QoS parameters
* @max_pwr: maximum transmit power of the channel (dBm)
* @min_pwr: minimum transmit power of the channel (dBm)
* @reg_pwr: maximum transmit power specified by the regulatory domain (dBm)
* @antenna_max: maximum antenna gain specified by the regulatory domain (dB)
* @flags: bit0: 0 enable RX stats on this channel; 1 disable RX stats
* bit1: flag to indicate TSF expiry time in TX control.
* 0 relative time is used. 1 absolute time is used.
* bit2: Frame mode from user layer.
* 0 for 802.3 frame, 1 for 802.11 frame.
* @ch_mode: channel mode
*/
struct ocb_config_chan {
uint32_t chan_freq;
uint32_t bandwidth;
struct qdf_mac_addr mac_address;
struct ocb_wmm_param qos_params[OCB_MAX_NUM_AC];
uint32_t max_pwr;
uint32_t min_pwr;
uint8_t reg_pwr;
uint8_t antenna_max;
uint16_t flags;
uint32_t ch_mode;
};
/**
* struct ocb_config - parameters for OCB vdev config
* @vdev_id: vdev id
* @channel_count: number of channels
* @schedule_size: size of the channel schedule
* @flags: reserved
* @channels: array of OCB channels
* @schedule: array of OCB schedule elements
* @dcc_ndl_chan_list_len: size in bytes of the ndl_chan array
* @dcc_ndl_chan_list: array of dcc channel info
* @dcc_ndl_active_state_list_len: size in bytes of the active state array
* @dcc_ndl_active_state_list: array of active states
*/
struct ocb_config {
uint32_t vdev_id;
uint32_t channel_count;
uint32_t schedule_size;
uint32_t flags;
struct ocb_config_chan *channels;
struct ocb_config_schdl *schedule;
uint32_t dcc_ndl_chan_list_len;
void *dcc_ndl_chan_list;
uint32_t dcc_ndl_active_state_list_len;
void *dcc_ndl_active_state_list;
};
/**
* enum ocb_channel_config_status - ocb config status
* @OCB_CHANNEL_CONFIG_SUCCESS: success
* @OCB_CHANNEL_CONFIG_FAIL: failure
* @OCB_CHANNEL_CONFIG_STATUS_MAX: place holder, not a real status
*/
enum ocb_channel_config_status {
OCB_CHANNEL_CONFIG_SUCCESS = 0,
OCB_CHANNEL_CONFIG_FAIL,
OCB_CHANNEL_CONFIG_STATUS_MAX
};
/**
* struct ocb_set_config_response - ocb config status
* @status: response status. OCB_CHANNEL_CONFIG_SUCCESS for success.
*/
struct ocb_set_config_response {
enum ocb_channel_config_status status;
};
/**
* struct ocb_get_tsf_timer_response - TSF timer response
* @vdev_id: vdev id
* @timer_high: higher 32-bits of the timer
* @timer_low: lower 32-bits of the timer
*/
struct ocb_get_tsf_timer_response {
uint32_t vdev_id;
uint32_t timer_high;
uint32_t timer_low;
};
/**
* struct ocb_get_tsf_timer_param - parameters to get tsf timer
* @vdev_id: vdev id
*/
struct ocb_get_tsf_timer_param {
uint32_t vdev_id;
};
/**
* struct ocb_dcc_get_stats_response - DCC stats response
* @vdev_id: vdev id
* @num_channels: number of dcc channels
* @channel_stats_array_len: size in bytes of the stats array
* @channel_stats_array: the stats array
*/
struct ocb_dcc_get_stats_response {
uint32_t vdev_id;
uint32_t num_channels;
uint32_t channel_stats_array_len;
void *channel_stats_array;
};
/**
* struct ocb_dcc_clear_stats_param - parameters to clear DCC stats
* @vdev_id: vdev id
* @dcc_stats_bitmap: bitmap of clear option
*/
struct ocb_dcc_clear_stats_param {
uint32_t vdev_id;
uint32_t dcc_stats_bitmap;
};
/**
* struct ocb_dcc_update_ndl_response - NDP update response
* @vdev_id: vdev id
* @status: response status
*/
struct ocb_dcc_update_ndl_response {
uint32_t vdev_id;
uint32_t status;
};
/**
* struct wlan_ocb_rx_ops - structure containing rx ops for OCB
* @ocb_set_config_status: fp to get channel config status
* @ocb_tsf_timer: fp to get TSF timer
* @ocb_dcc_ndl_update: fp to get NDL update status
* @ocb_dcc_stats_indicate: fp to get DCC stats
*/
struct wlan_ocb_rx_ops {
QDF_STATUS (*ocb_set_config_status)(struct wlan_objmgr_psoc *psoc,
uint32_t status);
QDF_STATUS (*ocb_tsf_timer)(struct wlan_objmgr_psoc *psoc,
struct ocb_get_tsf_timer_response *response);
QDF_STATUS (*ocb_dcc_ndl_update)(struct wlan_objmgr_psoc *psoc,
struct ocb_dcc_update_ndl_response *resp);
QDF_STATUS (*ocb_dcc_stats_indicate)(struct wlan_objmgr_psoc *psoc,
struct ocb_dcc_get_stats_response *response, bool indicate);
};
/**
* struct wlan_ocb_tx_ops - structures containing tx ops for OCB
* @ocb_set_config: fp to set channel config
* @ocb_set_utc_time: fp to set utc time
* @ocb_start_timing_advert: fp to start timing advertisement
* @ocb_stop_timing_advert: fp to stop timing advertisement
* @ocb_get_tsf_timer: fp to get tsf timer
* @ocb_dcc_get_stats: fp to get DCC stats
* @ocb_dcc_clear_stats: fp to clear DCC stats
* @ocb_dcc_update_ndl: fp to update ndl
* @ocb_reg_ev_handler: fp to register event handler
* @ocb_unreg_ev_handler: fp to unregister event handler
*/
struct wlan_ocb_tx_ops {
QDF_STATUS (*ocb_set_config)(struct wlan_objmgr_psoc *psoc,
struct ocb_config *config);
QDF_STATUS (*ocb_set_utc_time)(struct wlan_objmgr_psoc *psoc,
struct ocb_utc_param *utc);
QDF_STATUS (*ocb_start_timing_advert)(struct wlan_objmgr_psoc *psoc,
struct ocb_timing_advert_param *timing_advert);
QDF_STATUS (*ocb_stop_timing_advert)(struct wlan_objmgr_psoc *psoc,
struct ocb_timing_advert_param *timing_advert);
QDF_STATUS (*ocb_get_tsf_timer)(struct wlan_objmgr_psoc *psoc,
struct ocb_get_tsf_timer_param *request);
QDF_STATUS (*ocb_dcc_get_stats)(struct wlan_objmgr_psoc *psoc,
struct ocb_dcc_get_stats_param *get_stats_param);
QDF_STATUS (*ocb_dcc_clear_stats)(struct wlan_objmgr_psoc *psoc,
struct ocb_dcc_clear_stats_param *clear_stats);
QDF_STATUS (*ocb_dcc_update_ndl)(struct wlan_objmgr_psoc *psoc,
struct ocb_dcc_update_ndl_param *update_ndl_param);
QDF_STATUS (*ocb_reg_ev_handler)(struct wlan_objmgr_psoc *psoc,
void *arg);
QDF_STATUS (*ocb_unreg_ev_handler)(struct wlan_objmgr_psoc *psoc,
void *arg);
};
typedef void (*ocb_sync_callback)(void *context, void *response);
/**
* struct ocb_callback - structure containing callback to legacy driver
* @ocb_set_config_context: context for set channel config callback
* @ocb_set_config_callback: set channel config callback
* @ocb_get_tsf_timer_context: context for get tsf timer callback
* @ocb_get_tsf_timer_callback: get tsf timer callback
* @ocb_dcc_get_stats_context: context for get DCC stats callback
* @ocb_dcc_get_stats_callback: get DCC stats callback
* @ocb_dcc_update_ndl_context: context for NDL update callback
* @ocb_dcc_update_ndl_callback: NDL update callback
* @ocb_dcc_stats_event_context: context for DCC stats event callback
* @ocb_dcc_stats_event_callback: DCC stats event callback
* @start_ocb_vdev: start ocb callback
*/
struct ocb_callbacks {
void *ocb_set_config_context;
ocb_sync_callback ocb_set_config_callback;
void *ocb_get_tsf_timer_context;
ocb_sync_callback ocb_get_tsf_timer_callback;
void *ocb_dcc_get_stats_context;
ocb_sync_callback ocb_dcc_get_stats_callback;
void *ocb_dcc_update_ndl_context;
ocb_sync_callback ocb_dcc_update_ndl_callback;
void *ocb_dcc_stats_event_context;
ocb_sync_callback ocb_dcc_stats_event_callback;
QDF_STATUS (*start_ocb_vdev)(struct ocb_config *config);
};
#endif