diff options
Diffstat (limited to 'kernel/drivers/net/wireless/ti/wl18xx/wl18xx.h')
| -rw-r--r-- | kernel/drivers/net/wireless/ti/wl18xx/wl18xx.h | 196 |
1 files changed, 196 insertions, 0 deletions
diff --git a/kernel/drivers/net/wireless/ti/wl18xx/wl18xx.h b/kernel/drivers/net/wireless/ti/wl18xx/wl18xx.h new file mode 100644 index 000000000..71e9e382c --- /dev/null +++ b/kernel/drivers/net/wireless/ti/wl18xx/wl18xx.h @@ -0,0 +1,196 @@ +/* + * This file is part of wl18xx + * + * Copyright (C) 2011 Texas Instruments Inc. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * version 2 as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA + * 02110-1301 USA + * + */ + +#ifndef __WL18XX_PRIV_H__ +#define __WL18XX_PRIV_H__ + +#include "conf.h" + +/* minimum FW required for driver */ +#define WL18XX_CHIP_VER 8 +#define WL18XX_IFTYPE_VER 9 +#define WL18XX_MAJOR_VER WLCORE_FW_VER_IGNORE +#define WL18XX_SUBTYPE_VER WLCORE_FW_VER_IGNORE +#define WL18XX_MINOR_VER 11 + +#define WL18XX_CMD_MAX_SIZE 740 + +#define WL18XX_AGGR_BUFFER_SIZE (13 * PAGE_SIZE) + +#define WL18XX_NUM_TX_DESCRIPTORS 32 +#define WL18XX_NUM_RX_DESCRIPTORS 32 + +#define WL18XX_NUM_MAC_ADDRESSES 2 + +#define WL18XX_RX_BA_MAX_SESSIONS 13 + +#define WL18XX_MAX_AP_STATIONS 10 +#define WL18XX_MAX_LINKS 16 + +struct wl18xx_priv { + /* buffer for sending commands to FW */ + u8 cmd_buf[WL18XX_CMD_MAX_SIZE]; + + struct wl18xx_priv_conf conf; + + /* Index of last released Tx desc in FW */ + u8 last_fw_rls_idx; + + /* number of keys requiring extra spare mem-blocks */ + int extra_spare_key_count; +}; + +#define WL18XX_FW_MAX_TX_STATUS_DESC 33 + +struct wl18xx_fw_status_priv { + /* + * Index in released_tx_desc for first byte that holds + * released tx host desc + */ + u8 fw_release_idx; + + /* + * Array of host Tx descriptors, where fw_release_idx + * indicated the first released idx. + */ + u8 released_tx_desc[WL18XX_FW_MAX_TX_STATUS_DESC]; + + /* A bitmap representing the currently suspended links. The suspend + * is short lived, for multi-channel Tx requirements. + */ + __le32 link_suspend_bitmap; + + /* packet threshold for an "almost empty" AC, + * for Tx schedulng purposes + */ + u8 tx_ac_threshold; + + /* number of packets to queue up for a link in PS */ + u8 tx_ps_threshold; + + /* number of packet to queue up for a suspended link */ + u8 tx_suspend_threshold; + + /* Should have less than this number of packets in queue of a slow + * link to qualify as high priority link + */ + u8 tx_slow_link_prio_threshold; + + /* Should have less than this number of packets in queue of a fast + * link to qualify as high priority link + */ + u8 tx_fast_link_prio_threshold; + + /* Should have less than this number of packets in queue of a slow + * link before we stop queuing up packets for it. + */ + u8 tx_slow_stop_threshold; + + /* Should have less than this number of packets in queue of a fast + * link before we stop queuing up packets for it. + */ + u8 tx_fast_stop_threshold; + + u8 padding[3]; +}; + +struct wl18xx_fw_packet_counters { + /* Cumulative counter of released packets per AC */ + u8 tx_released_pkts[NUM_TX_QUEUES]; + + /* Cumulative counter of freed packets per HLID */ + u8 tx_lnk_free_pkts[WL18XX_MAX_LINKS]; + + /* Cumulative counter of released Voice memory blocks */ + u8 tx_voice_released_blks; + + /* Tx rate of the last transmitted packet */ + u8 tx_last_rate; + + u8 padding[2]; +} __packed; + +/* FW status registers */ +struct wl18xx_fw_status { + __le32 intr; + u8 fw_rx_counter; + u8 drv_rx_counter; + u8 reserved; + u8 tx_results_counter; + __le32 rx_pkt_descs[WL18XX_NUM_RX_DESCRIPTORS]; + + __le32 fw_localtime; + + /* + * A bitmap (where each bit represents a single HLID) + * to indicate if the station is in PS mode. + */ + __le32 link_ps_bitmap; + + /* + * A bitmap (where each bit represents a single HLID) to indicate + * if the station is in Fast mode + */ + __le32 link_fast_bitmap; + + /* Cumulative counter of total released mem blocks since FW-reset */ + __le32 total_released_blks; + + /* Size (in Memory Blocks) of TX pool */ + __le32 tx_total; + + struct wl18xx_fw_packet_counters counters; + + __le32 log_start_addr; + + /* Private status to be used by the lower drivers */ + struct wl18xx_fw_status_priv priv; +} __packed; + +#define WL18XX_PHY_VERSION_MAX_LEN 20 + +struct wl18xx_static_data_priv { + char phy_version[WL18XX_PHY_VERSION_MAX_LEN]; +}; + +struct wl18xx_clk_cfg { + u32 n; + u32 m; + u32 p; + u32 q; + bool swallow; +}; + +enum { + CLOCK_CONFIG_16_2_M = 1, + CLOCK_CONFIG_16_368_M, + CLOCK_CONFIG_16_8_M, + CLOCK_CONFIG_19_2_M, + CLOCK_CONFIG_26_M, + CLOCK_CONFIG_32_736_M, + CLOCK_CONFIG_33_6_M, + CLOCK_CONFIG_38_468_M, + CLOCK_CONFIG_52_M, + + NUM_CLOCK_CONFIGS, +}; + +#endif /* __WL18XX_PRIV_H__ */ |