diff options
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-dev.h')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-dev.h | 202 |
1 files changed, 1 insertions, 201 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-dev.h b/drivers/net/wireless/iwlwifi/iwl-dev.h index 1e54293532b0..8438a33e17ee 100644 --- a/drivers/net/wireless/iwlwifi/iwl-dev.h +++ b/drivers/net/wireless/iwlwifi/iwl-dev.h @@ -32,7 +32,6 @@ #define __iwl_dev_h__ #include <linux/interrupt.h> -#include <linux/pci.h> /* for struct pci_device_id */ #include <linux/kernel.h> #include <linux/wait.h> #include <linux/leds.h> @@ -89,100 +88,6 @@ struct iwl_tx_queue; #define DEFAULT_SHORT_RETRY_LIMIT 7U #define DEFAULT_LONG_RETRY_LIMIT 4U -/* defined below */ -struct iwl_device_cmd; - -struct iwl_cmd_meta { - /* only for SYNC commands, iff the reply skb is wanted */ - struct iwl_host_cmd *source; - /* - * only for ASYNC commands - * (which is somewhat stupid -- look at iwl-sta.c for instance - * which duplicates a bunch of code because the callback isn't - * invoked for SYNC commands, if it were and its result passed - * through it would be simpler...) - */ - void (*callback)(struct iwl_priv *priv, - struct iwl_device_cmd *cmd, - struct iwl_rx_packet *pkt); - - u32 flags; - - DEFINE_DMA_UNMAP_ADDR(mapping); - DEFINE_DMA_UNMAP_LEN(len); -}; - -/* - * Generic queue structure - * - * Contains common data for Rx and Tx queues. - * - * Note the difference between n_bd and n_window: the hardware - * always assumes 256 descriptors, so n_bd is always 256 (unless - * there might be HW changes in the future). For the normal TX - * queues, n_window, which is the size of the software queue data - * is also 256; however, for the command queue, n_window is only - * 32 since we don't need so many commands pending. Since the HW - * still uses 256 BDs for DMA though, n_bd stays 256. As a result, - * the software buffers (in the variables @meta, @txb in struct - * iwl_tx_queue) only have 32 entries, while the HW buffers (@tfds - * in the same struct) have 256. - * This means that we end up with the following: - * HW entries: | 0 | ... | N * 32 | ... | N * 32 + 31 | ... | 255 | - * SW entries: | 0 | ... | 31 | - * where N is a number between 0 and 7. This means that the SW - * data is a window overlayed over the HW queue. - */ -struct iwl_queue { - int n_bd; /* number of BDs in this queue */ - int write_ptr; /* 1-st empty entry (index) host_w*/ - int read_ptr; /* last used entry (index) host_r*/ - /* use for monitoring and recovering the stuck queue */ - dma_addr_t dma_addr; /* physical addr for BD's */ - int n_window; /* safe queue window */ - u32 id; - int low_mark; /* low watermark, resume queue if free - * space more than this */ - int high_mark; /* high watermark, stop queue if free - * space less than this */ -}; - -/** - * struct iwl_tx_queue - Tx Queue for DMA - * @q: generic Rx/Tx queue descriptor - * @bd: base of circular buffer of TFDs - * @cmd: array of command/TX buffer pointers - * @meta: array of meta data for each command/tx buffer - * @dma_addr_cmd: physical address of cmd/tx buffer array - * @txb: array of per-TFD driver data - * @time_stamp: time (in jiffies) of last read_ptr change - * @need_update: indicates need to update read/write index - * @sched_retry: indicates queue is high-throughput aggregation (HT AGG) enabled - * @sta_id: valid if sched_retry is set - * @tid: valid if sched_retry is set - * - * A Tx queue consists of circular buffer of BDs (a.k.a. TFDs, transmit frame - * descriptors) and required locking structures. - */ -#define TFD_TX_CMD_SLOTS 256 -#define TFD_CMD_SLOTS 32 - -struct iwl_tx_queue { - struct iwl_queue q; - struct iwl_tfd *tfds; - struct iwl_device_cmd **cmd; - struct iwl_cmd_meta *meta; - struct sk_buff **skbs; - unsigned long time_stamp; - u8 need_update; - u8 sched_retry; - u8 active; - u8 swq_id; - - u16 sta_id; - u16 tid; -}; - #define IWL_NUM_SCAN_RATES (2) /* @@ -212,21 +117,6 @@ struct iwl_channel_info { u8 ht40_extension_channel; /* HT_IE_EXT_CHANNEL_* */ }; -#define IWL_TX_FIFO_BK 0 /* shared */ -#define IWL_TX_FIFO_BE 1 -#define IWL_TX_FIFO_VI 2 /* shared */ -#define IWL_TX_FIFO_VO 3 -#define IWL_TX_FIFO_BK_IPAN IWL_TX_FIFO_BK -#define IWL_TX_FIFO_BE_IPAN 4 -#define IWL_TX_FIFO_VI_IPAN IWL_TX_FIFO_VI -#define IWL_TX_FIFO_VO_IPAN 5 -/* re-uses the VO FIFO, uCode will properly flush/schedule */ -#define IWL_TX_FIFO_AUX 5 -#define IWL_TX_FIFO_UNUSED -1 - -/* AUX (TX during scan dwell) queue */ -#define IWL_AUX_QUEUE 10 - /* * Minimum number of queues. MAX_NUM is defined in hw specific files. * Set the minimum to accommodate @@ -249,70 +139,6 @@ struct iwl_channel_info { #define IEEE80211_HLEN (IEEE80211_4ADDR_LEN) #define IEEE80211_FRAME_LEN (IEEE80211_DATA_LEN + IEEE80211_HLEN) - -#define SEQ_TO_SN(seq) (((seq) & IEEE80211_SCTL_SEQ) >> 4) -#define SN_TO_SEQ(ssn) (((ssn) << 4) & IEEE80211_SCTL_SEQ) -#define MAX_SN ((IEEE80211_SCTL_SEQ) >> 4) - -enum { - CMD_SYNC = 0, - CMD_ASYNC = BIT(0), - CMD_WANT_SKB = BIT(1), - CMD_ON_DEMAND = BIT(2), -}; - -#define DEF_CMD_PAYLOAD_SIZE 320 - -/** - * struct iwl_device_cmd - * - * For allocation of the command and tx queues, this establishes the overall - * size of the largest command we send to uCode, except for commands that - * aren't fully copied and use other TFD space. - */ -struct iwl_device_cmd { - struct iwl_cmd_header hdr; /* uCode API */ - union { - u32 flags; - u8 val8; - u16 val16; - u32 val32; - struct iwl_tx_cmd tx; - struct iwl6000_channel_switch_cmd chswitch; - u8 payload[DEF_CMD_PAYLOAD_SIZE]; - } __packed cmd; -} __packed; - -#define TFD_MAX_PAYLOAD_SIZE (sizeof(struct iwl_device_cmd)) - -#define IWL_MAX_CMD_TFDS 2 - -enum iwl_hcmd_dataflag { - IWL_HCMD_DFL_NOCOPY = BIT(0), -}; - -/** - * struct iwl_host_cmd - Host command to the uCode - * @data: array of chunks that composes the data of the host command - * @reply_page: pointer to the page that holds the response to the host command - * @callback: - * @flags: can be CMD_* note CMD_WANT_SKB is incompatible withe CMD_ASYNC - * @len: array of the lenths of the chunks in data - * @dataflags: - * @id: id of the host command - */ -struct iwl_host_cmd { - const void *data[IWL_MAX_CMD_TFDS]; - unsigned long reply_page; - void (*callback)(struct iwl_priv *priv, - struct iwl_device_cmd *cmd, - struct iwl_rx_packet *pkt); - u32 flags; - u16 len[IWL_MAX_CMD_TFDS]; - u8 dataflags[IWL_MAX_CMD_TFDS]; - u8 id; -}; - #define SUP_RATE_11A_MAX_NUM_CHANNELS 8 #define SUP_RATE_11B_MAX_NUM_CHANNELS 4 #define SUP_RATE_11G_MAX_NUM_CHANNELS 12 @@ -580,9 +406,6 @@ extern const u8 iwl_bcast_addr[ETH_ALEN]; #define IWL_OPERATION_MODE_MIXED 2 #define IWL_OPERATION_MODE_20MHZ 3 -#define IWL_TX_CRC_SIZE 4 -#define IWL_TX_DELIMITER_SIZE 4 - #define TX_POWER_IWL_ILLEGAL_VOLTAGE -10000 /* Sensitivity and chain noise calibration */ @@ -706,9 +529,6 @@ struct iwl_chain_noise_data { #define EEPROM_SEM_TIMEOUT 10 /* milliseconds */ #define EEPROM_SEM_RETRY_LIMIT 1000 /* number of attempts (not time) */ -#define IWL_TRAFFIC_ENTRIES (256) -#define IWL_TRAFFIC_ENTRY_SIZE (64) - enum { MEASUREMENT_READY = (1 << 0), MEASUREMENT_ACTIVE = (1 << 1), @@ -850,21 +670,6 @@ struct iwl_event_log { }; /* - * host interrupt timeout value - * used with setting interrupt coalescing timer - * the CSR_INT_COALESCING is an 8 bit register in 32-usec unit - * - * default interrupt coalescing timer is 64 x 32 = 2048 usecs - * default interrupt coalescing calibration timer is 16 x 32 = 512 usecs - */ -#define IWL_HOST_INT_TIMEOUT_MAX (0xFF) -#define IWL_HOST_INT_TIMEOUT_DEF (0x40) -#define IWL_HOST_INT_TIMEOUT_MIN (0x0) -#define IWL_HOST_INT_CALIB_TIMEOUT_MAX (0xFF) -#define IWL_HOST_INT_CALIB_TIMEOUT_DEF (0x10) -#define IWL_HOST_INT_CALIB_TIMEOUT_MIN (0x0) - -/* * This is the threshold value of plcp error rate per 100mSecs. It is * used to set and check for the validity of plcp_delta. */ @@ -1095,9 +900,6 @@ struct iwl_priv { /*TODO: remove these pointers - use bus(priv) instead */ struct iwl_bus *bus; /* bus specific data */ - /* microcode/device supports multiple contexts */ - u8 valid_contexts; - /* max number of station keys */ u8 sta_key_max_num; @@ -1142,8 +944,6 @@ struct iwl_priv { /* Rate scaling data */ u8 retry_rate; - wait_queue_head_t wait_command_queue; - int activity_timer_active; /* counts mgmt, ctl, and data packets */ @@ -1327,7 +1127,7 @@ iwl_rxon_ctx_from_vif(struct ieee80211_vif *vif) #define for_each_context(priv, ctx) \ for (ctx = &priv->contexts[IWL_RXON_CTX_BSS]; \ ctx < &priv->contexts[NUM_IWL_RXON_CTX]; ctx++) \ - if (priv->valid_contexts & BIT(ctx->ctxid)) + if (priv->shrd->valid_contexts & BIT(ctx->ctxid)) static inline int iwl_is_associated_ctx(struct iwl_rxon_context *ctx) { |