diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-05-20 13:43:21 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-05-20 13:43:21 -0700 |
| commit | 06f4e926d256d902dd9a53dcb400fd74974ce087 (patch) | |
| tree | 0b438b67f5f0eff6fd617bc497a9dace6164a488 /drivers/net/wireless/wl12xx | |
| parent | 8e7bfcbab3825d1b404d615cb1b54f44ff81f981 (diff) | |
| parent | d93515611bbc70c2fe4db232e5feb448ed8e4cc9 (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6: (1446 commits)
macvlan: fix panic if lowerdev in a bond
tg3: Add braces around 5906 workaround.
tg3: Fix NETIF_F_LOOPBACK error
macvlan: remove one synchronize_rcu() call
networking: NET_CLS_ROUTE4 depends on INET
irda: Fix error propagation in ircomm_lmp_connect_response()
irda: Kill set but unused variable 'bytes' in irlan_check_command_param()
irda: Kill set but unused variable 'clen' in ircomm_connect_indication()
rxrpc: Fix set but unused variable 'usage' in rxrpc_get_transport()
be2net: Kill set but unused variable 'req' in lancer_fw_download()
irda: Kill set but unused vars 'saddr' and 'daddr' in irlan_provider_connect_indication()
atl1c: atl1c_resume() is only used when CONFIG_PM_SLEEP is defined.
rxrpc: Fix set but unused variable 'usage' in rxrpc_get_peer().
rxrpc: Kill set but unused variable 'local' in rxrpc_UDP_error_handler()
rxrpc: Kill set but unused variable 'sp' in rxrpc_process_connection()
rxrpc: Kill set but unused variable 'sp' in rxrpc_rotate_tx_window()
pkt_sched: Kill set but unused variable 'protocol' in tc_classify()
isdn: capi: Use pr_debug() instead of ifdefs.
tg3: Update version to 3.119
tg3: Apply rx_discards fix to 5719/5720
...
Fix up trivial conflicts in arch/x86/Kconfig and net/mac80211/agg-tx.c
as per Davem.
Diffstat (limited to 'drivers/net/wireless/wl12xx')
30 files changed, 2859 insertions, 443 deletions
diff --git a/drivers/net/wireless/wl12xx/Kconfig b/drivers/net/wireless/wl12xx/Kconfig index 692ebff38fc8..35ce7b0f4a60 100644 --- a/drivers/net/wireless/wl12xx/Kconfig +++ b/drivers/net/wireless/wl12xx/Kconfig @@ -3,7 +3,7 @@ menuconfig WL12XX_MENU depends on MAC80211 && EXPERIMENTAL ---help--- This will enable TI wl12xx driver support for the following chips: - wl1271 and wl1273. + wl1271, wl1273, wl1281 and wl1283. The drivers make use of the mac80211 stack. config WL12XX diff --git a/drivers/net/wireless/wl12xx/acx.c b/drivers/net/wireless/wl12xx/acx.c index a3db755ceeda..c6ee530e5bf7 100644 --- a/drivers/net/wireless/wl12xx/acx.c +++ b/drivers/net/wireless/wl12xx/acx.c @@ -325,12 +325,19 @@ out: return ret; } -int wl1271_acx_rts_threshold(struct wl1271 *wl, u16 rts_threshold) +int wl1271_acx_rts_threshold(struct wl1271 *wl, u32 rts_threshold) { struct acx_rts_threshold *rts; int ret; - wl1271_debug(DEBUG_ACX, "acx rts threshold"); + /* + * If the RTS threshold is not configured or out of range, use the + * default value. + */ + if (rts_threshold > IEEE80211_MAX_RTS_THRESHOLD) + rts_threshold = wl->conf.rx.rts_threshold; + + wl1271_debug(DEBUG_ACX, "acx rts threshold: %d", rts_threshold); rts = kzalloc(sizeof(*rts), GFP_KERNEL); if (!rts) { @@ -338,7 +345,7 @@ int wl1271_acx_rts_threshold(struct wl1271 *wl, u16 rts_threshold) goto out; } - rts->threshold = cpu_to_le16(rts_threshold); + rts->threshold = cpu_to_le16((u16)rts_threshold); ret = wl1271_cmd_configure(wl, DOT11_RTS_THRESHOLD, rts, sizeof(*rts)); if (ret < 0) { @@ -540,13 +547,13 @@ out: return ret; } -int wl1271_acx_sg_cfg(struct wl1271 *wl) +int wl1271_acx_sta_sg_cfg(struct wl1271 *wl) { - struct acx_bt_wlan_coex_param *param; + struct acx_sta_bt_wlan_coex_param *param; struct conf_sg_settings *c = &wl->conf.sg; int i, ret; - wl1271_debug(DEBUG_ACX, "acx sg cfg"); + wl1271_debug(DEBUG_ACX, "acx sg sta cfg"); param = kzalloc(sizeof(*param), GFP_KERNEL); if (!param) { @@ -555,8 +562,38 @@ int wl1271_acx_sg_cfg(struct wl1271 *wl) } /* BT-WLAN coext parameters */ - for (i = 0; i < CONF_SG_PARAMS_MAX; i++) - param->params[i] = cpu_to_le32(c->params[i]); + for (i = 0; i < CONF_SG_STA_PARAMS_MAX; i++) + param->params[i] = cpu_to_le32(c->sta_params[i]); + param->param_idx = CONF_SG_PARAMS_ALL; + + ret = wl1271_cmd_configure(wl, ACX_SG_CFG, param, sizeof(*param)); + if (ret < 0) { + wl1271_warning("failed to set sg config: %d", ret); + goto out; + } + +out: + kfree(param); + return ret; +} + +int wl1271_acx_ap_sg_cfg(struct wl1271 *wl) +{ + struct acx_ap_bt_wlan_coex_param *param; + struct conf_sg_settings *c = &wl->conf.sg; + int i, ret; + + wl1271_debug(DEBUG_ACX, "acx sg ap cfg"); + + param = kzalloc(sizeof(*param), GFP_KERNEL); + if (!param) { + ret = -ENOMEM; + goto out; + } + + /* BT-WLAN coext parameters */ + for (i = 0; i < CONF_SG_AP_PARAMS_MAX; i++) + param->params[i] = cpu_to_le32(c->ap_params[i]); param->param_idx = CONF_SG_PARAMS_ALL; ret = wl1271_cmd_configure(wl, ACX_SG_CFG, param, sizeof(*param)); @@ -804,7 +841,8 @@ int wl1271_acx_ap_rate_policy(struct wl1271 *wl, struct conf_tx_rate_class *c, struct acx_ap_rate_policy *acx; int ret = 0; - wl1271_debug(DEBUG_ACX, "acx ap rate policy"); + wl1271_debug(DEBUG_ACX, "acx ap rate policy %d rates 0x%x", + idx, c->enabled_rates); acx = kzalloc(sizeof(*acx), GFP_KERNEL); if (!acx) { @@ -898,12 +936,19 @@ out: return ret; } -int wl1271_acx_frag_threshold(struct wl1271 *wl, u16 frag_threshold) +int wl1271_acx_frag_threshold(struct wl1271 *wl, u32 frag_threshold) { struct acx_frag_threshold *acx; int ret = 0; - wl1271_debug(DEBUG_ACX, "acx frag threshold"); + /* + * If the fragmentation is not configured or out of range, use the + * default value. + */ + if (frag_threshold > IEEE80211_MAX_FRAG_THRESHOLD) + frag_threshold = wl->conf.tx.frag_threshold; + + wl1271_debug(DEBUG_ACX, "acx frag threshold: %d", frag_threshold); acx = kzalloc(sizeof(*acx), GFP_KERNEL); @@ -912,7 +957,7 @@ int wl1271_acx_frag_threshold(struct wl1271 *wl, u16 frag_threshold) goto out; } - acx->frag_threshold = cpu_to_le16(frag_threshold); + acx->frag_threshold = cpu_to_le16((u16)frag_threshold); ret = wl1271_cmd_configure(wl, ACX_FRAG_CFG, acx, sizeof(*acx)); if (ret < 0) { wl1271_warning("Setting of frag threshold failed: %d", ret); @@ -954,6 +999,7 @@ out: int wl1271_acx_ap_mem_cfg(struct wl1271 *wl) { struct wl1271_acx_ap_config_memory *mem_conf; + struct conf_memory_settings *mem; int ret; wl1271_debug(DEBUG_ACX, "wl1271 mem cfg"); @@ -964,11 +1010,21 @@ int wl1271_acx_ap_mem_cfg(struct wl1271 *wl) goto out; } + if (wl->chip.id == CHIP_ID_1283_PG20) + /* + * FIXME: The 128x AP FW does not yet support dynamic memory. + * Use the base memory configuration for 128x for now. This + * should be fine tuned in the future. + */ + mem = &wl->conf.mem_wl128x; + else + mem = &wl->conf.mem_wl127x; + /* memory config */ - mem_conf->num_stations = wl->conf.mem.num_stations; - mem_conf->rx_mem_block_num = wl->conf.mem.rx_block_num; - mem_conf->tx_min_mem_block_num = wl->conf.mem.tx_min_block_num; - mem_conf->num_ssid_profiles = wl->conf.mem.ssid_profiles; + mem_conf->num_stations = mem->num_stations; + mem_conf->rx_mem_block_num = mem->rx_block_num; + mem_conf->tx_min_mem_block_num = mem->tx_min_block_num; + mem_conf->num_ssid_profiles = mem->ssid_profiles; mem_conf->total_tx_descriptors = cpu_to_le32(ACX_TX_DESCRIPTORS); ret = wl1271_cmd_configure(wl, ACX_MEM_CFG, mem_conf, @@ -986,6 +1042,7 @@ out: int wl1271_acx_sta_mem_cfg(struct wl1271 *wl) { struct wl1271_acx_sta_config_memory *mem_conf; + struct conf_memory_settings *mem; int ret; wl1271_debug(DEBUG_ACX, "wl1271 mem cfg"); @@ -996,16 +1053,21 @@ int wl1271_acx_sta_mem_cfg(struct wl1271 *wl) goto out; } + if (wl->chip.id == CHIP_ID_1283_PG20) + mem = &wl->conf.mem_wl128x; + else + mem = &wl->conf.mem_wl127x; + /* memory config */ - mem_conf->num_stations = wl->conf.mem.num_stations; - mem_conf->rx_mem_block_num = wl->conf.mem.rx_block_num; - mem_conf->tx_min_mem_block_num = wl->conf.mem.tx_min_block_num; - mem_conf->num_ssid_profiles = wl->conf.mem.ssid_profiles; + mem_conf->num_stations = mem->num_stations; + mem_conf->rx_mem_block_num = mem->rx_block_num; + mem_conf->tx_min_mem_block_num = mem->tx_min_block_num; + mem_conf->num_ssid_profiles = mem->ssid_profiles; mem_conf->total_tx_descriptors = cpu_to_le32(ACX_TX_DESCRIPTORS); - mem_conf->dyn_mem_enable = wl->conf.mem.dynamic_memory; - mem_conf->tx_free_req = wl->conf.mem.min_req_tx_blocks; - mem_conf->rx_free_req = wl->conf.mem.min_req_rx_blocks; - mem_conf->tx_min = wl->conf.mem.tx_min; + mem_conf->dyn_mem_enable = mem->dynamic_memory; + mem_conf->tx_free_req = mem->min_req_tx_blocks; + mem_conf->rx_free_req = mem->min_req_rx_blocks; + mem_conf->tx_min = mem->tx_min; ret = wl1271_cmd_configure(wl, ACX_MEM_CFG, mem_conf, sizeof(*mem_conf)); @@ -1019,6 +1081,32 @@ out: return ret; } +int wl1271_acx_host_if_cfg_bitmap(struct wl1271 *wl, u32 host_cfg_bitmap) +{ + struct wl1271_acx_host_config_bitmap *bitmap_conf; + int ret; + + bitmap_conf = kzalloc(sizeof(*bitmap_conf), GFP_KERNEL); + if (!bitmap_conf) { + ret = -ENOMEM; + goto out; + } + + bitmap_conf->host_cfg_bitmap = cpu_to_le32(host_cfg_bitmap); + + ret = wl1271_cmd_configure(wl, ACX_HOST_IF_CFG_BITMAP, + bitmap_conf, sizeof(*bitmap_conf)); + if (ret < 0) { + wl1271_warning("wl1271 bitmap config opt failed: %d", ret); + goto out; + } + +out: + kfree(bitmap_conf); + + return ret; +} + int wl1271_acx_init_mem_config(struct wl1271 *wl) { int ret; @@ -1567,3 +1655,68 @@ out: kfree(acx); return ret; } + +int wl1271_acx_set_ap_beacon_filter(struct wl1271 *wl, bool enable) +{ + struct acx_ap_beacon_filter *acx = NULL; + int ret; + + wl1271_debug(DEBUG_ACX, "acx set ap beacon filter: %d", enable); + + acx = kzalloc(sizeof(*acx), GFP_KERNEL); + if (!acx) + return -ENOMEM; + + acx->enable = enable ? 1 : 0; + + ret = wl1271_cmd_configure(wl, ACX_AP_BEACON_FILTER_OPT, + acx, sizeof(*acx)); + if (ret < 0) { + wl1271_warning("acx set ap beacon filter failed: %d", ret); + goto out; + } + +out: + kfree(acx); + return ret; +} + +int wl1271_acx_fm_coex(struct wl1271 *wl) +{ + struct wl1271_acx_fm_coex *acx; + int ret; + + wl1271_debug(DEBUG_ACX, "acx fm coex setting"); + + acx = kzalloc(sizeof(*acx), GFP_KERNEL); + if (!acx) { + ret = -ENOMEM; + goto out; + } + + acx->enable = wl->conf.fm_coex.enable; + acx->swallow_period = wl->conf.fm_coex.swallow_period; + acx->n_divider_fref_set_1 = wl->conf.fm_coex.n_divider_fref_set_1; + acx->n_divider_fref_set_2 = wl->conf.fm_coex.n_divider_fref_set_2; + acx->m_divider_fref_set_1 = + cpu_to_le16(wl->conf.fm_coex.m_divider_fref_set_1); + acx->m_divider_fref_set_2 = + cpu_to_le16(wl->conf.fm_coex.m_divider_fref_set_2); + acx->coex_pll_stabilization_time = + cpu_to_le32(wl->conf.fm_coex.coex_pll_stabilization_time); + acx->ldo_stabilization_time = + cpu_to_le16(wl->conf.fm_coex.ldo_stabilization_time); + acx->fm_disturbed_band_margin = + wl->conf.fm_coex.fm_disturbed_band_margin; + acx->swallow_clk_diff = wl->conf.fm_coex.swallow_clk_diff; + + ret = wl1271_cmd_configure(wl, ACX_FM_COEX_CFG, acx, sizeof(*acx)); + if (ret < 0) { + wl1271_warning("acx fm coex setting failed: %d", ret); + goto out; + } + +out: + kfree(acx); + return ret; +} diff --git a/drivers/net/wireless/wl12xx/acx.h b/drivers/net/wireless/wl12xx/acx.h index dd19b01d807b..9a895e3cc613 100644 --- a/drivers/net/wireless/wl12xx/acx.h +++ b/drivers/net/wireless/wl12xx/acx.h @@ -303,7 +303,6 @@ struct acx_beacon_filter_option { struct acx_header header; u8 enable; - /* * The number of beacons without the unicast TIM * bit set that the firmware buffers before @@ -370,14 +369,23 @@ struct acx_bt_wlan_coex { u8 pad[3]; } __packed; -struct acx_bt_wlan_coex_param { +struct acx_sta_bt_wlan_coex_param { struct acx_header header; - __le32 params[CONF_SG_PARAMS_MAX]; + __le32 params[CONF_SG_STA_PARAMS_MAX]; u8 param_idx; u8 padding[3]; } __packed; +struct acx_ap_bt_wlan_coex_param { + struct acx_header header; + + __le32 params[CONF_SG_AP_PARAMS_MAX]; + u8 param_idx; + u8 padding[3]; +} __packed; + + struct acx_dco_itrim_params { struct acx_header header; @@ -939,6 +947,16 @@ struct wl1271_acx_keep_alive_config { u8 padding; } __packed; +#define HOST_IF_CFG_RX_FIFO_ENABLE BIT(0) +#define HOST_IF_CFG_TX_EXTRA_BLKS_SWAP BIT(1) +#define HOST_IF_CFG_TX_PAD_TO_SDIO_BLK BIT(3) + +struct wl1271_acx_host_config_bitmap { + struct acx_header header; + + __le32 host_cfg_bitmap; +} __packed; + enum { WL1271_ACX_TRIG_TYPE_LEVEL = 0, WL1271_ACX_TRIG_TYPE_EDGE, @@ -1162,6 +1180,72 @@ struct wl1271_acx_inconnection_sta { u8 padding1[2]; } __packed; +struct acx_ap_beacon_filter { + struct acx_header header; + + u8 enable; + u8 pad[3]; +} __packed; + +/* + * ACX_FM_COEX_CFG + * set the FM co-existence parameters. + */ +struct wl1271_acx_fm_coex { + struct acx_header header; + /* enable(1) / disable(0) the FM Coex feature */ + u8 enable; + /* + * Swallow period used in COEX PLL swallowing mechanism. + * 0xFF = use FW default + */ + u8 swallow_period; + /* + * The N divider used in COEX PLL swallowing mechanism for Fref of + * 38.4/19.2 Mhz. 0xFF = use FW default + */ + u8 n_divider_fref_set_1; + /* + * The N divider used in COEX PLL swallowing mechanism for Fref of + * 26/52 Mhz. 0xFF = use FW default + */ + u8 n_divider_fref_set_2; + /* + * The M divider used in COEX PLL swallowing mechanism for Fref of + * 38.4/19.2 Mhz. 0xFFFF = use FW default + */ + __le16 m_divider_fref_set_1; + /* + * The M divider used in COEX PLL swallowing mechanism for Fref of + * 26/52 Mhz. 0xFFFF = use FW default + */ + __le16 m_divider_fref_set_2; + /* + * The time duration in uSec required for COEX PLL to stabilize. + * 0xFFFFFFFF = use FW default + */ + __le32 coex_pll_stabilization_time; + /* + * The time duration in uSec required for LDO to stabilize. + * 0xFFFFFFFF = use FW default + */ + __le16 ldo_stabilization_time; + /* + * The disturbed frequency band margin around the disturbed frequency + * center (single sided). + * For example, if 2 is configured, the following channels will be + * considered disturbed channel: + * 80 +- 0.1 MHz, 91 +- 0.1 MHz, 98 +- 0.1 MHz, 102 +- 0.1 MH + * 0xFF = use FW default + */ + u8 fm_disturbed_band_margin; + /* + * The swallow clock difference of the swallowing mechanism. + * 0xFF = use FW default + */ + u8 swallow_clk_diff; +} __packed; + enum { ACX_WAKE_UP_CONDITIONS = 0x0002, ACX_MEM_CFG = 0x0003, @@ -1180,6 +1264,7 @@ enum { ACX_TID_CFG = 0x001A, ACX_PS_RX_STREAMING = 0x001B, ACX_BEACON_FILTER_OPT = 0x001F, + ACX_AP_BEACON_FILTER_OPT = 0x0020, ACX_NOISE_HIST = 0x0021, ACX_HDK_VERSION = 0x0022, /* ??? */ ACX_PD_THRESHOLD = 0x0023, @@ -1191,6 +1276,7 @@ enum { ACX_BCN_DTIM_OPTIONS = 0x0031, ACX_SG_ENABLE = 0x0032, ACX_SG_CFG = 0x0033, + ACX_FM_COEX_CFG = 0x0034, ACX_BEACON_FILTER_TABLE = 0x0038, ACX_ARP_IP_FILTER = 0x0039, ACX_ROAMING_STATISTICS_TBL = 0x003B, @@ -1247,13 +1333,14 @@ int wl1271_acx_slot(struct wl1271 *wl, enum acx_slot_type slot_time); int wl1271_acx_group_address_tbl(struct wl1271 *wl, bool enable, void *mc_list, u32 mc_list_len); int wl1271_acx_service_period_timeout(struct wl1271 *wl); -int wl1271_acx_rts_threshold(struct wl1271 *wl, u16 rts_threshold); +int wl1271_acx_rts_threshold(struct wl1271 *wl, u32 rts_threshold); int wl1271_acx_dco_itrim_params(struct wl1271 *wl); int wl1271_acx_beacon_filter_opt(struct wl1271 *wl, bool enable_filter); int wl1271_acx_beacon_filter_table(struct wl1271 *wl); int wl1271_acx_conn_monit_params(struct wl1271 *wl, bool enable); int wl1271_acx_sg_enable(struct wl1271 *wl, bool enable); -int wl1271_acx_sg_cfg(struct wl1271 *wl); +int wl1271_acx_sta_sg_cfg(struct wl1271 *wl); +int wl1271_acx_ap_sg_cfg(struct wl1271 *wl); int wl1271_acx_cca_threshold(struct wl1271 *wl); int wl1271_acx_bcn_dtim_options(struct wl1271 *wl); int wl1271_acx_aid(struct wl1271 *wl, u16 aid); @@ -1270,11 +1357,12 @@ int wl1271_acx_ac_cfg(struct wl1271 *wl, u8 ac, u8 cw_min, u16 cw_max, int wl1271_acx_tid_cfg(struct wl1271 *wl, u8 queue_id, u8 channel_type, u8 tsid, u8 ps_scheme, u8 ack_policy, u32 apsd_conf0, u32 apsd_conf1); -int wl1271_acx_frag_threshold(struct wl1271 *wl, u16 frag_threshold); +int wl1271_acx_frag_threshold(struct wl1271 *wl, u32 frag_threshold); int wl1271_acx_tx_config_options(struct wl1271 *wl); int wl1271_acx_ap_mem_cfg(struct wl1271 *wl); int wl1271_acx_sta_mem_cfg(struct wl1271 *wl); int wl1271_acx_init_mem_config(struct wl1271 *wl); +int wl1271_acx_host_if_cfg_bitmap(struct wl1271 *wl, u32 host_cfg_bitmap); int wl1271_acx_init_rx_interrupt(struct wl1271 *wl); int wl1271_acx_smart_reflex(struct wl1271 *wl); int wl1271_acx_bet_enable(struct wl1271 *wl, bool enable); @@ -1299,5 +1387,7 @@ int wl1271_acx_tsf_info(struct wl1271 *wl, u64 *mactime); int wl1271_acx_max_tx_retry(struct wl1271 *wl); int wl1271_acx_config_ps(struct wl1271 *wl); int wl1271_acx_set_inconnection_sta(struct wl1271 *wl, u8 *addr); +int wl1271_acx_set_ap_beacon_filter(struct wl1271 *wl, bool enable); +int wl1271_acx_fm_coex(struct wl1271 *wl); #endif /* __WL1271_ACX_H__ */ diff --git a/drivers/net/wireless/wl12xx/boot.c b/drivers/net/wireless/wl12xx/boot.c index 6934dffd5174..b07f8b7e5f11 100644 --- a/drivers/net/wireless/wl12xx/boot.c +++ b/drivers/net/wireless/wl12xx/boot.c @@ -22,6 +22,7 @@ */ #include <linux/slab.h> +#include <linux/wl12xx.h> #include "acx.h" #include "reg.h" @@ -243,33 +244,57 @@ static int wl1271_boot_upload_nvs(struct wl1271 *wl) if (wl->nvs == NULL) return -ENODEV; - /* - * FIXME: the LEGACY NVS image support (NVS's missing the 5GHz band - * configurations) can be removed when those NVS files stop floating - * around. - */ - if (wl->nvs_len == sizeof(struct wl1271_nvs_file) || - wl->nvs_len == WL1271_INI_LEGACY_NVS_FILE_SIZE) { - /* for now 11a is unsupported in AP mode */ - if (wl->bss_type != BSS_TYPE_AP_BSS && - wl->nvs->general_params.dual_mode_select) - wl->enable_11a = true; - } + if (wl->chip.id == CHIP_ID_1283_PG20) { + struct wl128x_nvs_file *nvs = (struct wl128x_nvs_file *)wl->nvs; + + if (wl->nvs_len == sizeof(struct wl128x_nvs_file)) { + if (nvs->general_params.dual_mode_select) + wl->enable_11a = true; + } else { + wl1271_error("nvs size is not as expected: %zu != %zu", + wl->nvs_len, + sizeof(struct wl128x_nvs_file)); + kfree(wl->nvs); + wl->nvs = NULL; + wl->nvs_len = 0; + return -EILSEQ; + } - if (wl->nvs_len != sizeof(struct wl1271_nvs_file) && - (wl->nvs_len != WL1271_INI_LEGACY_NVS_FILE_SIZE || - wl->enable_11a)) { - wl1271_error("nvs size is not as expected: %zu != %zu", - wl->nvs_len, sizeof(struct wl1271_nvs_file)); - kfree(wl->nvs); - wl->nvs = NULL; - wl->nvs_len = 0; - return -EILSEQ; - } + /* only the first part of the NVS needs to be uploaded */ + nvs_len = sizeof(nvs->nvs); + nvs_ptr = (u8 *)nvs->nvs; + + } else { + struct wl1271_nvs_file *nvs = + (struct wl1271_nvs_file *)wl->nvs; + /* + * FIXME: the LEGACY NVS image support (NVS's missing the 5GHz + * band configurations) can be removed when those NVS files stop + * floating around. + */ + if (wl->nvs_len == sizeof(struct wl1271_nvs_file) || + wl->nvs_len == WL1271_INI_LEGACY_NVS_FILE_SIZE) { + /* for now 11a is unsupported in AP mode */ + if (wl->bss_type != BSS_TYPE_AP_BSS && + nvs->general_params.dual_mode_select) + wl->enable_11a = true; + } - /* only the first part of the NVS needs to be uploaded */ - nvs_len = sizeof(wl->nvs->nvs); - nvs_ptr = (u8 *)wl->nvs->nvs; + if (wl->nvs_len != sizeof(struct wl1271_nvs_file) && + (wl->nvs_len != WL1271_INI_LEGACY_NVS_FILE_SIZE || + wl->enable_11a)) { + wl1271_error("nvs size is not as expected: %zu != %zu", + wl->nvs_len, sizeof(struct wl1271_nvs_file)); + kfree(wl->nvs); + wl->nvs = NULL; + wl->nvs_len = 0; + return -EILSEQ; + } + + /* only the first part of the NVS needs to be uploaded */ + nvs_len = sizeof(nvs->nvs); + nvs_ptr = (u8 *) nvs->nvs; + } /* update current MAC address to NVS */ nvs_ptr[11] = wl->mac_addr[0]; @@ -319,10 +344,13 @@ static int wl1271_boot_upload_nvs(struct wl1271 *wl) /* * We've reached the first zero length, the first NVS table * is located at an aligned offset which is at least 7 bytes further. + * NOTE: The wl->nvs->nvs element must be first, in order to + * simplify the casting, we assume it is at the beginning of + * the wl->nvs structure. */ - nvs_ptr = (u8 *)wl->nvs->nvs + - ALIGN(nvs_ptr - (u8 *)wl->nvs->nvs + 7, 4); - nvs_len -= nvs_ptr - (u8 *)wl->nvs->nvs; + nvs_ptr = (u8 *)wl->nvs + + ALIGN(nvs_ptr - (u8 *)wl->nvs + 7, 4); + nvs_len -= nvs_ptr - (u8 *)wl->nvs; /* Now we must set the partition correctly */ wl1271_set_partition(wl, &part_table[PART_WORK]); @@ -450,10 +478,14 @@ static int wl1271_boot_run_firmware(struct wl1271 *wl) DISCONNECT_EVENT_COMPLETE_ID | RSSI_SNR_TRIGGER_0_EVENT_ID | PSPOLL_DELIVERY_FAILURE_EVENT_ID | - SOFT_GEMINI_SENSE_EVENT_ID; + SOFT_GEMINI_SENSE_EVENT_ID | + PERIODIC_SCAN_REPORT_EVENT_ID | + PERIODIC_SCAN_COMPLETE_EVENT_ID; if (wl->bss_type == BSS_TYPE_AP_BSS) wl->event_mask |= STA_REMOVE_COMPLETE_EVENT_ID; + else + wl->event_mask |= DUMMY_PACKET_EVENT_ID; ret = wl1271_event_unmask(wl); if (ret < 0) { @@ -493,24 +525,159 @@ static void wl1271_boot_hw_version(struct wl1271 *wl) wl->quirks |= WL12XX_QUIRK_END_OF_TRANSACTION; } -/* uploads NVS and firmware */ -int wl1271_load_firmware(struct wl1271 *wl) +static int wl128x_switch_tcxo_to_fref(struct wl1271 *wl) { - int ret = 0; - u32 tmp, clk, pause; + u16 spare_reg; + + /* Mask bits [2] & [8:4] in the sys_clk_cfg register */ + spare_reg = wl1271_top_reg_read(wl, WL_SPARE_REG); + if (spare_reg == 0xFFFF) + return -EFAULT; + spare_reg |= (BIT(3) | BIT(5) | BIT(6)); + wl1271_top_reg_write(wl, WL_SPARE_REG, spare_reg); + + /* Enable FREF_CLK_REQ & mux MCS and coex PLLs to FREF */ + wl1271_top_reg_write(wl, SYS_CLK_CFG_REG, + WL_CLK_REQ_TYPE_PG2 | MCS_PLL_CLK_SEL_FREF); + + /* Delay execution for 15msec, to let the HW settle */ + mdelay(15); + + return 0; +} + +static bool wl128x_is_tcxo_valid(struct wl1271 *wl) +{ + u16 tcxo_detection; + + tcxo_detection = wl1271_top_reg_read(wl, TCXO_CLK_DETECT_REG); + if (tcxo_detection & TCXO_DET_FAILED) + return false; + + return true; +} + +static bool wl128x_is_fref_valid(struct wl1271 *wl) +{ + u16 fref_detection; + + fref_detection = wl1271_top_reg_read(wl, FREF_CLK_DETECT_REG); + if (fref_detection & FREF_CLK_DETECT_FAIL) + return false; + + return true; +} + +static int wl128x_manually_configure_mcs_pll(struct wl1271 *wl) +{ + wl1271_top_reg_write(wl, MCS_PLL_M_REG, MCS_PLL_M_REG_VAL); + wl1271_top_reg_write(wl, MCS_PLL_N_REG, MCS_PLL_N_REG_VAL); + wl1271_top_reg_write(wl, MCS_PLL_CONFIG_REG, MCS_PLL_CONFIG_REG_VAL); + + return 0; +} + +static int wl128x_configure_mcs_pll(struct wl1271 *wl, int clk) +{ + u16 spare_reg; + u16 pll_config; + u8 input_freq; + + /* Mask bits [3:1] in the sys_clk_cfg register */ + spare_reg = wl1271_top_reg_read(wl, WL_SPARE_REG); + if (spare_reg == 0xFFFF) + return -EFAULT; + spare_reg |= BIT(2); + wl1271_top_reg_write(wl, WL_SPARE_REG, spare_reg); + + /* Handle special cases of the TCXO clock */ + if (wl->tcxo_clock == WL12XX_TCXOCLOCK_16_8 || + wl->tcxo_clock == WL12XX_TCXOCLOCK_33_6) + return wl128x_manually_configure_mcs_pll(wl); + + /* Set the input frequency according to the selected clock source */ + input_freq = (clk & 1) + 1; + + pll_config = wl1271_top_reg_read(wl, MCS_PLL_CONFIG_REG); + if (pll_config == 0xFFFF) + return -EFAULT; + pll_config |= (input_freq << MCS_SEL_IN_FREQ_SHIFT); + pll_config |= MCS_PLL_ENABLE_HP; + wl1271_top_reg_write(wl, MCS_PLL_CONFIG_REG, pll_config); + + return 0; +} + +/* + * WL128x has two clocks input - TCXO and FREF. + * TCXO is the main clock of the device, while FREF is used to sync + * between the GPS and the cellular modem. + * In cases where TCXO is 32.736MHz or 16.368MHz, the FREF will be used + * as the WLAN/BT main clock. + */ +static int wl128x_boot_clk(struct wl1271 *wl, int *selected_clock) +{ + u16 sys_clk_cfg; + + /* For XTAL-only modes, FREF will be used after switching from TCXO */ + if (wl->ref_clock == WL12XX_REFCLOCK_26_XTAL || + wl->ref_clock == WL12XX_REFCLOCK_38_XTAL) { + if (!wl128x_switch_tcxo_to_fref(wl)) + return -EINVAL; + goto fref_clk; + } + + /* Query the HW, to determine which clock source we should use */ + sys_clk_cfg = wl1271_top_reg_read(wl, SYS_CLK_CFG_REG); + if (sys_clk_cfg == 0xFFFF) + return -EINVAL; + if (sys_clk_cfg & PRCM_CM_EN_MUX_WLAN_FREF) + goto fref_clk; + + /* If TCXO is either 32.736MHz or 16.368MHz, switch to FREF */ + if (wl->tcxo_clock == WL12XX_TCXOCLOCK_16_368 || + wl->tcxo_clock == WL12XX_TCXOCLOCK_32_736) { + if (!wl128x_switch_tcxo_to_fref(wl)) + return -EINVAL; + goto fref_clk; + } + + /* TCXO clock is selected */ + if (!wl128x_is_tcxo_valid(wl)) + return -EINVAL; + *selected_clock = wl->tcxo_clock; + goto config_mcs_pll; + +fref_clk: + /* FREF clock is selected */ + if (!wl128x_is_fref_valid(wl)) + return -EINVAL; + *selected_clock = wl->ref_clock; + +config_mcs_pll: + return wl128x_configure_mcs_pll(wl, *selected_clock); +} + +static int wl127x_boot_clk(struct wl1271 *wl) +{ + u32 pause; + u32 clk; wl1271_boot_hw_version(wl); - if (wl->ref_clock == 0 || wl->ref_clock == 2 || wl->ref_clock == 4) + if (wl->ref_clock == CONF_REF_CLK_19_2_E || + wl->ref_clock == CONF_REF_CLK_38_4_E || + wl->ref_clock == CONF_REF_CLK_38_4_M_XTAL) /* ref clk: 19.2/38.4/38.4-XTAL */ clk = 0x3; - else if (wl->ref_clock == 1 || wl->ref_clock == 3) + else if (wl->ref_clock == CONF_REF_CLK_26_E || + wl->ref_clock == CONF_REF_CLK_52_E) /* ref clk: 26/52 */ clk = 0x5; else return -EINVAL; - if (wl->ref_clock != 0) { + if (wl->ref_clock != CONF_REF_CLK_19_2_E) { u16 val; /* Set clock type (open drain) */ val = wl1271_top_reg_read(wl, OCP_REG_CLK_TYPE); @@ -540,6 +707,26 @@ int wl1271_load_firmware(struct wl1271 *wl) pause |= WU_COUNTER_PAUSE_VAL; wl1271_write32(wl, WU_COUNTER_PAUSE, pause); + return 0; +} + +/* uploads NVS and firmware */ +int wl1271_load_firmware(struct wl1271 *wl) +{ + int ret = 0; + u32 tmp, clk; + int selected_clock = -1; + + if (wl->chip.id == CHIP_ID_1283_PG20) { + ret = wl128x_boot_clk(wl, &selected_clock); + if (ret < 0) + goto out; + } else { + ret = wl127x_boot_clk(wl); + if (ret < 0) + goto out; + } + /* Continue the ELP wake up sequence */ wl1271_write32(wl, WELP_ARM_COMMAND, WELP_ARM_COMMAND_VAL); udelay(500); @@ -555,7 +742,12 @@ int wl1271_load_firmware(struct wl1271 *wl) wl1271_debug(DEBUG_BOOT, "clk2 0x%x", clk); - clk |= (wl->ref_clock << 1) << 4; + if (wl->chip.id == CHIP_ID_1283_PG20) { + clk |= ((selected_clock & 0x3) << 1) << 4; + } else { + clk |= (wl->ref_clock << 1) << 4; + } + wl1271_write32(wl, DRPW_SCRATCH_START, clk); wl1271_set_partition(wl, &part_table[PART_WORK]); @@ -585,16 +777,12 @@ int wl1271_load_firmware(struct wl1271 *wl) /* 6. read the EEPROM parameters */ tmp = wl1271_read32(wl, SCR_PAD2); - ret = wl1271_boot_write_irq_polarity(wl); - if (ret < 0) - goto out; - - wl1271_write32(wl, ACX_REG_INTERRUPT_MASK, - WL1271_ACX_ALL_EVENTS_VECTOR); - /* WL1271: The reference driver skips steps 7 to 10 (jumps directly * to upload_fw) */ + if (wl->chip.id == CHIP_ID_1283_PG20) + wl1271_top_reg_write(wl, SDIO_IO_DS, wl->conf.hci_io_ds); + ret = wl1271_boot_upload_firmware(wl); if (ret < 0) goto out; @@ -618,6 +806,13 @@ int wl1271_boot(struct wl1271 *wl) if (ret < 0) goto out; + ret = wl1271_boot_write_irq_polarity(wl); + if (ret < 0) + goto out; + + wl1271_write32(wl, ACX_REG_INTERRUPT_MASK, + WL1271_ACX_ALL_EVENTS_VECTOR); + /* Enable firmware interrupts now */ wl1271_boot_enable_interrupts(wl); diff --git a/drivers/net/wireless/wl12xx/boot.h b/drivers/net/wireless/wl12xx/boot.h index 17229b86fc71..e8f8255bbabe 100644 --- a/drivers/net/wireless/wl12xx/boot.h +++ b/drivers/net/wireless/wl12xx/boot.h @@ -74,4 +74,56 @@ struct wl1271_static_data { #define FREF_CLK_POLARITY_BITS 0xfffff8ff #define CLK_REQ_OUTN_SEL 0x700 +/* PLL configuration algorithm for wl128x */ +#define SYS_CLK_CFG_REG 0x2200 +/* Bit[0] - 0-TCXO, 1-FREF */ +#define MCS_PLL_CLK_SEL_FREF BIT(0) +/* Bit[3:2] - 01-TCXO, 10-FREF */ +#define WL_CLK_REQ_TYPE_FREF BIT(3) +#define WL_CLK_REQ_TYPE_PG2 (BIT(3) | BIT(2)) +/* Bit[4] - 0-TCXO, 1-FREF */ +#define PRCM_CM_EN_MUX_WLAN_FREF BIT(4) + +#define TCXO_ILOAD_INT_REG 0x2264 +#define TCXO_CLK_DETECT_REG 0x2266 + +#define TCXO_DET_FAILED BIT(4) + +#define FREF_ILOAD_INT_REG 0x2084 +#define FREF_CLK_DETECT_REG 0x2086 +#define FREF_CLK_DETECT_FAIL BIT(4) + +/* Use this reg for masking during driver access */ +#define WL_SPARE_REG 0x2320 +#define WL_SPARE_VAL BIT(2) +/* Bit[6:5:3] - mask wl write SYS_CLK_CFG[8:5:2:4] */ +#define WL_SPARE_MASK_8526 (BIT(6) | BIT(5) | BIT(3)) + +#define PLL_LOCK_COUNTERS_REG 0xD8C +#define PLL_LOCK_COUNTERS_COEX 0x0F +#define PLL_LOCK_COUNTERS_MCS 0xF0 +#define MCS_PLL_OVERRIDE_REG 0xD90 +#define MCS_PLL_CONFIG_REG 0xD92 +#define MCS_SEL_IN_FREQ_MASK 0x0070 +#define MCS_SEL_IN_FREQ_SHIFT 4 +#define MCS_PLL_CONFIG_REG_VAL 0x73 +#define MCS_PLL_ENABLE_HP (BIT(0) | BIT(1)) + +#define MCS_PLL_M_REG 0xD94 +#define MCS_PLL_N_REG 0xD96 +#define MCS_PLL_M_REG_VAL 0xC8 +#define MCS_PLL_N_REG_VAL 0x07 + +#define SDIO_IO_DS 0xd14 + +/* SDIO/wSPI DS configuration values */ +enum { + HCI_IO_DS_8MA = 0, + HCI_IO_DS_4MA = 1, /* default */ + HCI_IO_DS_6MA = 2, + HCI_IO_DS_2MA = 3, +}; + +/* end PLL configuration algorithm for wl128x */ + #endif diff --git a/drivers/net/wireless/wl12xx/cmd.c b/drivers/net/wireless/wl12xx/cmd.c index 96324336f936..42935ac72663 100644 --- a/drivers/net/wireless/wl12xx/cmd.c +++ b/drivers/net/wireless/wl12xx/cmd.c @@ -76,7 +76,7 @@ int wl1271_cmd_send(struct wl1271 *wl, u16 id, void *buf, size_t len, if (time_after(jiffies, timeout)) { wl1271_error("command complete timeout"); ret = -ETIMEDOUT; - goto out; + goto fail; } poll_count++; @@ -96,21 +96,67 @@ int wl1271_cmd_send(struct wl1271 *wl, u16 id, void *buf, size_t len, status = le16_to_cpu(cmd->status); if (status != CMD_STATUS_SUCCESS) { wl1271_error("command execute failure %d", status); - ieee80211_queue_work(wl->hw, &wl->recovery_work); ret = -EIO; + goto fail; } wl1271_write32(wl, ACX_REG_INTERRUPT_ACK, WL1271_ACX_INTR_CMD_COMPLETE); + return 0; -out: +fail: + WARN_ON(1); + ieee80211_queue_work(wl->hw, &wl->recovery_work); return ret; } int wl1271_cmd_general_parms(struct wl1271 *wl) { struct wl1271_general_parms_cmd *gen_parms; - struct wl1271_ini_general_params *gp = &wl->nvs->general_params; + struct wl1271_ini_general_params *gp = + &((struct wl1271_nvs_file *)wl->nvs)->general_params; + bool answer = false; + int ret; + + if (!wl->nvs) + return -ENODEV; + + gen_parms = kzalloc(sizeof(*gen_parms), GFP_KERNEL); + if (!gen_parms) + return -ENOMEM; + + gen_parms->test.id = TEST_CMD_INI_FILE_GENERAL_PARAM; + + memcpy(&gen_parms->general_params, gp, sizeof(*gp)); + + if (gp->tx_bip_fem_auto_detect) + answer = true; + + /* Override the REF CLK from the NVS with the one from platform data */ + gen_parms->general_params.ref_clock = wl->ref_clock; + + ret = wl1271_cmd_test(wl, gen_parms, sizeof(*gen_parms), answer); + if (ret < 0) { + wl1271_warning("CMD_INI_FILE_GENERAL_PARAM failed"); + goto out; + } + + gp->tx_bip_fem_manufacturer = + gen_parms->general_params.tx_bip_fem_manufacturer; + + wl1271_debug(DEBUG_CMD, "FEM autodetect: %s, manufacturer: %d\n", + answer ? "auto" : "manual", gp->tx_bip_fem_manufacturer); + +out: + kfree(gen_parms); + return ret; +} + +int wl128x_cmd_general_parms(struct wl1271 *wl) +{ + struct wl128x_general_parms_cmd *gen_parms; + struct wl128x_ini_general_params *gp = + &((struct wl128x_nvs_file *)wl->nvs)->general_params; bool answer = false; int ret; @@ -128,6 +174,10 @@ int wl1271_cmd_general_parms(struct wl1271 *wl) if (gp->tx_bip_fem_auto_detect) answer = true; + /* Replace REF and TCXO CLKs with the ones from platform data */ + gen_parms->general_params.ref_clock = wl->ref_clock; + gen_parms->general_params.tcxo_ref_clock = wl->tcxo_clock; + ret = wl1271_cmd_test(wl, gen_parms, sizeof(*gen_parms), answer); if (ret < 0) { wl1271_warning("CMD_INI_FILE_GENERAL_PARAM failed"); @@ -147,8 +197,9 @@ out: int wl1271_cmd_radio_parms(struct wl1271 *wl) { + struct wl1271_nvs_file *nvs = (struct wl1271_nvs_file *)wl->nvs; struct wl1271_radio_parms_cmd *radio_parms; - struct wl1271_ini_general_params *gp = &wl->nvs->general_params; + struct wl1271_ini_general_params *gp = &nvs->general_params; int ret; if (!wl->nvs) @@ -161,18 +212,18 @@ int wl1271_cmd_radio_parms(struct wl1271 *wl) radio_parms->test.id = TEST_CMD_INI_FILE_RADIO_PARAM; /* 2.4GHz parameters */ - memcpy(&radio_parms->static_params_2, &wl->nvs->stat_radio_params_2, + memcpy(&radio_parms->static_params_2, &nvs->stat_radio_params_2, sizeof(struct wl1271_ini_band_params_2)); memcpy(&radio_parms->dyn_params_2, - &wl->nvs->dyn_radio_params_2[gp->tx_bip_fem_manufacturer].params, + &nvs->dyn_radio_params_2[gp->tx_bip_fem_manufacturer].params, sizeof(struct wl1271_ini_fem_params_2)); /* 5GHz parameters */ memcpy(&radio_parms->static_params_5, - &wl->nvs->stat_radio_params_5, + &nvs->stat_radio_params_5, sizeof(struct wl1271_ini_band_params_5)); memcpy(&radio_parms->dyn_params_5, - &wl->nvs->dyn_radio_params_5[gp->tx_bip_fem_manufacturer].params, + &nvs->dyn_radio_params_5[gp->tx_bip_fem_manufacturer].params, sizeof(struct wl1271_ini_fem_params_5)); wl1271_dump(DEBUG_CMD, "TEST_CMD_INI_FILE_RADIO_PARAM: ", @@ -186,6 +237,50 @@ int wl1271_cmd_radio_parms(struct wl1271 *wl) return ret; } +int wl128x_cmd_radio_parms(struct wl1271 *wl) +{ + struct wl128x_nvs_file *nvs = (struct wl128x_nvs_file *)wl->nvs; + struct wl128x_radio_parms_cmd *radio_parms; + struct wl128x_ini_general_params *gp = &nvs->general_params; + int ret; + + if (!wl->nvs) + return -ENODEV; + + radio_parms = kzalloc(sizeof(*radio_parms), GFP_KERNEL); + if (!radio_parms) + return -ENOMEM; + + radio_parms->test.id = TEST_CMD_INI_FILE_RADIO_PARAM; + + /* 2.4GHz parameters */ + memcpy(&radio_parms->static_params_2, &nvs->stat_radio_params_2, + sizeof(struct wl128x_ini_band_params_2)); + memcpy(&radio_parms->dyn_params_2, + &nvs->dyn_radio_params_2[gp->tx_bip_fem_manufacturer].params, + sizeof(struct wl128x_ini_fem_params_2)); + + /* 5GHz parameters */ + memcpy(&radio_parms->static_params_5, + &nvs->stat_radio_params_5, + sizeof(struct wl128x_ini_band_params_5)); + memcpy(&radio_parms->dyn_params_5, + &nvs->dyn_radio_params_5[gp->tx_bip_fem_manufacturer].params, + sizeof(struct wl128x_ini_fem_params_5)); + + radio_parms->fem_vendor_and_options = nvs->fem_vendor_and_options; + + wl1271_dump(DEBUG_CMD, "TEST_CMD_INI_FILE_RADIO_PARAM: ", + radio_parms, sizeof(*radio_parms)); + + ret = wl1271_cmd_test(wl, radio_parms, sizeof(*radio_parms), 0); + if (ret < 0) + wl1271_warning("CMD_INI_FILE_RADIO_PARAM failed"); + + kfree(radio_parms); + return ret; +} + int wl1271_cmd_ext_radio_parms(struct wl1271 *wl) { struct wl1271_ext_radio_parms_cmd *ext_radio_parms; diff --git a/drivers/net/wireless/wl12xx/cmd.h b/drivers/net/wireless/wl12xx/cmd.h index 54c12e71417e..5cac95d9480c 100644 --- a/drivers/net/wireless/wl12xx/cmd.h +++ b/drivers/net/wireless/wl12xx/cmd.h @@ -32,7 +32,9 @@ struct acx_header; int wl1271_cmd_send(struct wl1271 *wl, u16 id, void *buf, size_t len, size_t res_len); int wl1271_cmd_general_parms(struct wl1271 *wl); +int wl128x_cmd_general_parms(struct wl1271 *wl); int wl1271_cmd_radio_parms(struct wl1271 *wl); +int wl128x_cmd_radio_parms(struct wl1271 *wl); int wl1271_cmd_ext_radio_parms(struct wl1271 *wl); int wl1271_cmd_join(struct wl1271 *wl, u8 bss_type); int wl1271_cmd_test(struct wl1271 *wl, void *buf, size_t buf_len, u8 answer); @@ -415,6 +417,21 @@ struct wl1271_general_parms_cmd { u8 padding[3]; } __packed; +struct wl128x_general_parms_cmd { + struct wl1271_cmd_header header; + + struct wl1271_cmd_test_header test; + + struct wl128x_ini_general_params general_params; + + u8 sr_debug_table[WL1271_INI_MAX_SMART_REFLEX_PARAM]; + u8 sr_sen_n_p; + u8 sr_sen_n_p_gain; + u8 sr_sen_nrn; + u8 sr_sen_prn; + u8 padding[3]; +} __packed; + struct wl1271_radio_parms_cmd { struct wl1271_cmd_header header; @@ -431,6 +448,23 @@ struct wl1271_radio_parms_cmd { u8 padding3[2]; } __packed; +struct wl128x_radio_parms_cmd { + struct wl1271_cmd_header header; + + struct wl1271_cmd_test_header test; + + /* Static radio parameters */ + struct wl128x_ini_band_params_2 static_params_2; + struct wl128x_ini_band_params_5 static_params_5; + + u8 fem_vendor_and_options; + + /* Dynamic radio parameters */ + struct wl128x_ini_fem_params_2 dyn_params_2; + u8 padding2; + struct wl128x_ini_fem_params_5 dyn_params_5; +} __packed; + struct wl1271_ext_radio_parms_cmd { struct wl1271_cmd_header header; diff --git a/drivers/net/wireless/wl12xx/conf.h b/drivers/net/wireless/wl12xx/conf.h index 8a8323896eec..1ab6c86aac40 100644 --- a/drivers/net/wireless/wl12xx/conf.h +++ b/drivers/net/wireless/wl12xx/conf.h @@ -396,12 +396,43 @@ enum { CONF_SG_TEMP_PARAM_3, CONF_SG_TEMP_PARAM_4, CONF_SG_TEMP_PARAM_5, - CONF_SG_PARAMS_MAX, + + /* + * AP beacon miss + * + * Range: 0 - 255 + */ + CONF_SG_AP_BEACON_MISS_TX, + + /* + * AP RX window length + * + * Range: 0 - 50 + */ + CONF_SG_RX_WINDOW_LENGTH, + + /* + * AP connection protection time + * + * Range: 0 - 5000 + */ + CONF_SG_AP_CONNECTION_PROTECTION_TIME, + + CONF_SG_TEMP_PARAM_6, + CONF_SG_TEMP_PARAM_7, + CONF_SG_TEMP_PARAM_8, + CONF_SG_TEMP_PARAM_9, + CONF_SG_TEMP_PARAM_10, + + CONF_SG_STA_PARAMS_MAX = CONF_SG_TEMP_PARAM_5 + 1, + CONF_SG_AP_PARAMS_MAX = CONF_SG_TEMP_PARAM_10 + 1, + CONF_SG_PARAMS_ALL = 0xff }; struct conf_sg_settings { - u32 params[CONF_SG_PARAMS_MAX]; + u32 sta_params[CONF_SG_STA_PARAMS_MAX]; + u32 ap_params[CONF_SG_AP_PARAMS_MAX]; u8 state; }; @@ -509,6 +540,12 @@ struct conf_rx_settings { CONF_HW_BIT_RATE_36MBPS | CONF_HW_BIT_RATE_48MBPS | \ CONF_HW_BIT_RATE_54MBPS) +#define CONF_TX_OFDM_RATES (CONF_HW_BIT_RATE_6MBPS | \ + CONF_HW_BIT_RATE_12MBPS | CONF_HW_BIT_RATE_24MBPS | \ + CONF_HW_BIT_RATE_36MBPS | CONF_HW_BIT_RATE_48MBPS | \ + CONF_HW_BIT_RATE_54MBPS) + + /* * Default rates for management traffic when operating in AP mode. This * should be configured according to the basic rate set of the AP @@ -516,6 +553,13 @@ struct conf_rx_settings { #define CONF_TX_AP_DEFAULT_MGMT_RATES (CONF_HW_BIT_RATE_1MBPS | \ CONF_HW_BIT_RATE_2MBPS | CONF_HW_BIT_RATE_5_5MBPS) +/* + * Default rates for working as IBSS. use 11b rates + */ +#define CONF_TX_IBSS_DEFAULT_RATES (CONF_HW_BIT_RATE_1MBPS | \ + CONF_HW_BIT_RATE_2MBPS | CONF_HW_BIT_RATE_5_5MBPS | \ + CONF_HW_BIT_RATE_11MBPS); + struct conf_tx_rate_class { /* @@ -667,22 +711,6 @@ struct conf_tx_settings { struct conf_tx_ac_category ac_conf[CONF_TX_MAX_AC_COUNT]; /* - * Configuration for rate classes in AP-mode. These rate classes - * are for the AC TX queues - */ - struct conf_tx_rate_class ap_rc_conf[CONF_TX_MAX_AC_COUNT]; - - /* - * Management TX rate class for AP-mode. - */ - struct conf_tx_rate_class ap_mgmt_conf; - - /* - * Broadcast TX rate class for AP-mode. - */ - struct conf_tx_rate_class ap_bcst_conf; - - /* * AP-mode - allow this number of TX retries to a station before an * event is triggered from FW. */ @@ -1004,7 +1032,9 @@ enum { CONF_REF_CLK_19_2_E, CONF_REF_CLK_26_E, CONF_REF_CLK_38_4_E, - CONF_REF_CLK_52_E + CONF_REF_CLK_52_E, + CONF_REF_CLK_38_4_M_XTAL, + CONF_REF_CLK_26_M_XTAL, }; enum single_dual_band_enum { @@ -1018,15 +1048,6 @@ enum single_dual_band_enum { #define CONF_NUMBER_OF_CHANNELS_2_4 14 #define CONF_NUMBER_OF_CHANNELS_5 35 -struct conf_radio_parms { - /* - * FEM parameter set to use - * - * Range: 0 or 1 - */ - u8 fem; -}; - struct conf_itrim_settings { /* enable dco itrim */ u8 enable; @@ -1126,6 +1147,26 @@ struct conf_scan_settings { }; +struct conf_sched_scan_settings { + /* minimum time to wait on the channel for active scans (in TUs) */ + u16 min_dwell_time_active; + + /* maximum time to wait on the channel for active scans (in TUs) */ + u16 max_dwell_time_active; + + /* time to wait on the channel for passive scans (in TUs) */ + u32 dwell_time_passive; + + /* number of probe requests to send on each channel in active scans */ + u8 num_probe_reqs; + + /* RSSI threshold to be used for filtering */ + s8 rssi_threshold; + + /* SNR threshold to be used for filtering */ + s8 snr_threshold; +}; + /* these are number of channels on the band divided by two, rounded up */ #define CONF_TX_PWR_COMPENSATION_LEN_2 7 #define CONF_TX_PWR_COMPENSATION_LEN_5 18 @@ -1191,6 +1232,19 @@ struct conf_memory_settings { u8 tx_min; }; +struct conf_fm_coex { + u8 enable; + u8 swallow_period; + u8 n_divider_fref_set_1; + u8 n_divider_fref_set_2; + u16 m_divider_fref_set_1; + u16 m_divider_fref_set_2; + u32 coex_pll_stabilization_time; + u16 ldo_stabilization_time; + u8 fm_disturbed_band_margin; + u8 swallow_clk_diff; +}; + struct conf_drv_settings { struct conf_sg_settings sg; struct conf_rx_settings rx; @@ -1200,9 +1254,13 @@ struct conf_drv_settings { struct conf_pm_config_settings pm_config; struct conf_roam_trigger_settings roam_trigger; struct conf_scan_settings scan; + struct conf_sched_scan_settings sched_scan; struct conf_rf_settings rf; struct conf_ht_setting ht; - struct conf_memory_settings mem; + struct conf_memory_settings mem_wl127x; + struct conf_memory_settings mem_wl128x; + struct conf_fm_coex fm_coex; + u8 hci_io_ds; }; #endif diff --git a/drivers/net/wireless/wl12xx/debugfs.c b/drivers/net/wireless/wl12xx/debugfs.c index 8e75b09723b9..f1f8df9b6cd7 100644 --- a/drivers/net/wireless/wl12xx/debugfs.c +++ b/drivers/net/wireless/wl12xx/debugfs.c @@ -267,7 +267,7 @@ static ssize_t gpio_power_write(struct file *file, } buf[len] = '\0'; - ret = strict_strtoul(buf, 0, &value); + ret = kstrtoul(buf, 0, &value); if (ret < 0) { wl1271_warning("illegal value in gpio_power"); return -EINVAL; @@ -291,6 +291,242 @@ static const struct file_operations gpio_power_ops = { .llseek = default_llseek, }; +static ssize_t start_recovery_write(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct wl1271 *wl = file->private_data; + + mutex_lock(&wl->mutex); + ieee80211_queue_work(wl->hw, &wl->recovery_work); + mutex_unlock(&wl->mutex); + + return count; +} + +static const struct file_operations start_recovery_ops = { + .write = start_recovery_write, + .open = wl1271_open_file_generic, + .llseek = default_llseek, +}; + +static ssize_t driver_state_read(struct file *file, char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct wl1271 *wl = file->private_data; + int res = 0; + char buf[1024]; + + mutex_lock(&wl->mutex); + +#define DRIVER_STATE_PRINT(x, fmt) \ + (res += scnprintf(buf + res, sizeof(buf) - res,\ + #x " = " fmt "\n", wl->x)) + +#define DRIVER_STATE_PRINT_LONG(x) DRIVER_STATE_PRINT(x, "%ld") +#define DRIVER_STATE_PRINT_INT(x) DRIVER_STATE_PRINT(x, "%d") +#define DRIVER_STATE_PRINT_STR(x) DRIVER_STATE_PRINT(x, "%s") +#define DRIVER_STATE_PRINT_LHEX(x) DRIVER_STATE_PRINT(x, "0x%lx") +#define DRIVER_STATE_PRINT_HEX(x) DRIVER_STATE_PRINT(x, "0x%x") + + DRIVER_STATE_PRINT_INT(tx_blocks_available); + DRIVER_STATE_PRINT_INT(tx_allocated_blocks); + DRIVER_STATE_PRINT_INT(tx_frames_cnt); + DRIVER_STATE_PRINT_LHEX(tx_frames_map[0]); + DRIVER_STATE_PRINT_INT(tx_queue_count); + DRIVER_STATE_PRINT_INT(tx_packets_count); + DRIVER_STATE_PRINT_INT(tx_results_count); + DRIVER_STATE_PRINT_LHEX(flags); + DRIVER_STATE_PRINT_INT(tx_blocks_freed[0]); + DRIVER_STATE_PRINT_INT(tx_blocks_freed[1]); + DRIVER_STATE_PRINT_INT(tx_blocks_freed[2]); + DRIVER_STATE_PRINT_INT(tx_blocks_freed[3]); + DRIVER_STATE_PRINT_INT(tx_security_last_seq); + DRIVER_STATE_PRINT_INT(rx_counter); + DRIVER_STATE_PRINT_INT(session_counter); + DRIVER_STATE_PRINT_INT(state); + DRIVER_STATE_PRINT_INT(bss_type); + DRIVER_STATE_PRINT_INT(channel); + DRIVER_STATE_PRINT_HEX(rate_set); + DRIVER_STATE_PRINT_HEX(basic_rate_set); + DRIVER_STATE_PRINT_HEX(basic_rate); + DRIVER_STATE_PRINT_INT(band); + DRIVER_STATE_PRINT_INT(beacon_int); + DRIVER_STATE_PRINT_INT(psm_entry_retry); + DRIVER_STATE_PRINT_INT(ps_poll_failures); + DRIVER_STATE_PRINT_HEX(filters); + DRIVER_STATE_PRINT_HEX(rx_config); + DRIVER_STATE_PRINT_HEX(rx_filter); + DRIVER_STATE_PRINT_INT(power_level); + DRIVER_STATE_PRINT_INT(rssi_thold); + DRIVER_STATE_PRINT_INT(last_rssi_event); + DRIVER_STATE_PRINT_INT(sg_enabled); + DRIVER_STATE_PRINT_INT(enable_11a); + DRIVER_STATE_PRINT_INT(noise); + DRIVER_STATE_PRINT_LHEX(ap_hlid_map[0]); + DRIVER_STATE_PRINT_INT(last_tx_hlid); + DRIVER_STATE_PRINT_INT(ba_support); + DRIVER_STATE_PRINT_HEX(ba_rx_bitmap); + DRIVER_STATE_PRINT_HEX(ap_fw_ps_map); + DRIVER_STATE_PRINT_LHEX(ap_ps_map); + DRIVER_STATE_PRINT_HEX(quirks); + DRIVER_STATE_PRINT_HEX(irq); + DRIVER_STATE_PRINT_HEX(ref_clock); + DRIVER_STATE_PRINT_HEX(tcxo_clock); + DRIVER_STATE_PRINT_HEX(hw_pg_ver); + DRIVER_STATE_PRINT_HEX(platform_quirks); + DRIVER_STATE_PRINT_HEX(chip.id); + DRIVER_STATE_PRINT_STR(chip.fw_ver_str); + DRIVER_STATE_PRINT_INT(sched_scanning); + +#undef DRIVER_STATE_PRINT_INT +#undef DRIVER_STATE_PRINT_LONG +#undef DRIVER_STATE_PRINT_HEX +#undef DRIVER_STATE_PRINT_LHEX +#undef DRIVER_STATE_PRINT_STR +#undef DRIVER_STATE_PRINT + + mutex_unlock(&wl->mutex); + + return simple_read_from_buffer(user_buf, count, ppos, buf, res); +} + +static const struct file_operations driver_state_ops = { + .read = driver_state_read, + .open = wl1271_open_file_generic, + .llseek = default_llseek, +}; + +static ssize_t dtim_interval_read(struct file *file, char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct wl1271 *wl = file->private_data; + u8 value; + + if (wl->conf.conn.wake_up_event == CONF_WAKE_UP_EVENT_DTIM || + wl->conf.conn.wake_up_event == CONF_WAKE_UP_EVENT_N_DTIM) + value = wl->conf.conn.listen_interval; + else + value = 0; + + return wl1271_format_buffer(user_buf, count, ppos, "%d\n", value); +} + +static ssize_t dtim_interval_write(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct wl1271 *wl = file->private_data; + char buf[10]; + size_t len; + unsigned long value; + int ret; + + len = min(count, sizeof(buf) - 1); + if (copy_from_user(buf, user_buf, len)) + return -EFAULT; + buf[len] = '\0'; + + ret = kstrtoul(buf, 0, &value); + if (ret < 0) { + wl1271_warning("illegal value for dtim_interval"); + return -EINVAL; + } + + if (value < 1 || value > 10) { + wl1271_warning("dtim value is not in valid range"); + return -ERANGE; + } + + mutex_lock(&wl->mutex); + + wl->conf.conn.listen_interval = value; + /* for some reason there are different event types for 1 and >1 */ + if (value == 1) + wl->conf.conn.wake_up_event = CONF_WAKE_UP_EVENT_DTIM; + else + wl->conf.conn.wake_up_event = CONF_WAKE_UP_EVENT_N_DTIM; + + /* + * we don't reconfigure ACX_WAKE_UP_CONDITIONS now, so it will only + * take effect on the next time we enter psm. + */ + mutex_unlock(&wl->mutex); + return count; +} + +static const struct file_operations dtim_interval_ops = { + .read = dtim_interval_read, + .write = dtim_interval_write, + .open = wl1271_open_file_generic, + .llseek = default_llseek, +}; + +static ssize_t beacon_interval_read(struct file *file, char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct wl1271 *wl = file->private_data; + u8 value; + + if (wl->conf.conn.wake_up_event == CONF_WAKE_UP_EVENT_BEACON || + wl->conf.conn.wake_up_event == CONF_WAKE_UP_EVENT_N_BEACONS) + value = wl->conf.conn.listen_interval; + else + value = 0; + + return wl1271_format_buffer(user_buf, count, ppos, "%d\n", value); +} + +static ssize_t beacon_interval_write(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct wl1271 *wl = file->private_data; + char buf[10]; + size_t len; + unsigned long value; + int ret; + + len = min(count, sizeof(buf) - 1); + if (copy_from_user(buf, user_buf, len)) + return -EFAULT; + buf[len] = '\0'; + + ret = kstrtoul(buf, 0, &value); + if (ret < 0) { + wl1271_warning("illegal value for beacon_interval"); + return -EINVAL; + } + + if (value < 1 || value > 255) { + wl1271_warning("beacon interval value is not in valid range"); + return -ERANGE; + } + + mutex_lock(&wl->mutex); + + wl->conf.conn.listen_interval = value; + /* for some reason there are different event types for 1 and >1 */ + if (value == 1) + wl->conf.conn.wake_up_event = CONF_WAKE_UP_EVENT_BEACON; + else + wl->conf.conn.wake_up_event = CONF_WAKE_UP_EVENT_N_BEACONS; + + /* + * we don't reconfigure ACX_WAKE_UP_CONDITIONS now, so it will only + * take effect on the next time we enter psm. + */ + mutex_unlock(&wl->mutex); + return count; +} + +static const struct file_operations beacon_interval_ops = { + .read = beacon_interval_read, + .write = beacon_interval_write, + .open = wl1271_open_file_generic, + .llseek = default_llseek, +}; + static int wl1271_debugfs_add_files(struct wl1271 *wl, struct dentry *rootdir) { @@ -399,6 +635,10 @@ static int wl1271_debugfs_add_files(struct wl1271 *wl, DEBUGFS_ADD(excessive_retries, rootdir); DEBUGFS_ADD(gpio_power, rootdir); + DEBUGFS_ADD(start_recovery, rootdir); + DEBUGFS_ADD(driver_state, rootdir); + DEBUGFS_ADD(dtim_interval, rootdir); + DEBUGFS_ADD(beacon_interval, rootdir); return 0; diff --git a/drivers/net/wireless/wl12xx/event.c b/drivers/net/wireless/wl12xx/event.c index 1b170c5cc595..c3c554cd6580 100644 --- a/drivers/net/wireless/wl12xx/event.c +++ b/drivers/net/wireless/wl12xx/event.c @@ -33,6 +33,7 @@ void wl1271_pspoll_work(struct work_struct *work) { struct delayed_work *dwork; struct wl1271 *wl; + int ret; dwork = container_of(work, struct delayed_work, work); wl = container_of(dwork, struct wl1271, pspoll_work); @@ -55,8 +56,13 @@ void wl1271_pspoll_work(struct work_struct *work) * delivery failure occurred, and no-one changed state since, so * we should go back to powersave. */ + ret = wl1271_ps_elp_wakeup(wl); + if (ret < 0) + goto out; + wl1271_ps_set_mode(wl, STATION_POWER_SAVE_MODE, wl->basic_rate, true); + wl1271_ps_elp_sleep(wl); out: mutex_unlock(&wl->mutex); }; @@ -132,8 +138,10 @@ static int wl1271_event_ps_report(struct wl1271 *wl, if (ret < 0) break; - /* go to extremely low power mode */ - wl1271_ps_elp_sleep(wl); + if (wl->ps_compl) { + complete(wl->ps_compl); + wl->ps_compl = NULL; + } break; default: break; @@ -187,6 +195,22 @@ static int wl1271_event_process(struct wl1271 *wl, struct event_mailbox *mbox) wl1271_scan_stm(wl); } + if (vector & PERIODIC_SCAN_REPORT_EVENT_ID) { + wl1271_debug(DEBUG_EVENT, "PERIODIC_SCAN_REPORT_EVENT " + "(status 0x%0x)", mbox->scheduled_scan_status); + + wl1271_scan_sched_scan_results(wl); + } + + if (vector & PERIODIC_SCAN_COMPLETE_EVENT_ID) { + wl1271_debug(DEBUG_EVENT, "PERIODIC_SCAN_COMPLETE_EVENT " + "(status 0x%0x)", mbox->scheduled_scan_status); + if (wl->sched_scanning) { + wl1271_scan_sched_scan_stop(wl); + ieee80211_sched_scan_stopped(wl->hw); + } + } + /* disable dynamic PS when requested by the firmware */ if (vector & SOFT_GEMINI_SENSE_EVENT_ID && wl->bss_type == BSS_TYPE_STA_BSS) { @@ -228,6 +252,12 @@ static int wl1271_event_process(struct wl1271 *wl, struct event_mailbox *mbox) wl1271_event_rssi_trigger(wl, mbox); } + if ((vector & DUMMY_PACKET_EVENT_ID) && !is_ap) { + wl1271_debug(DEBUG_EVENT, "DUMMY_PACKET_ID_EVENT_ID"); + if (wl->vif) + wl1271_tx_dummy_packet(wl); + } + if (wl->vif && beacon_loss) ieee80211_connection_loss(wl->vif); diff --git a/drivers/net/wireless/wl12xx/event.h b/drivers/net/wireless/wl12xx/event.h index 0e80886f3031..b6cf06e565a4 100644 --- a/drivers/net/wireless/wl12xx/event.h +++ b/drivers/net/wireless/wl12xx/event.h @@ -59,7 +59,10 @@ enum { BSS_LOSE_EVENT_ID = BIT(18), REGAINED_BSS_EVENT_ID = BIT(19), ROAMING_TRIGGER_MAX_TX_RETRY_EVENT_ID = BIT(20), - STA_REMOVE_COMPLETE_EVENT_ID = BIT(21), /* AP */ + /* STA: dummy paket for dynamic mem blocks */ + DUMMY_PACKET_EVENT_ID = BIT(21), + /* AP: STA remove complete */ + STA_REMOVE_COMPLETE_EVENT_ID = BIT(21), SOFT_GEMINI_SENSE_EVENT_ID = BIT(22), SOFT_GEMINI_PREDICTION_EVENT_ID = BIT(23), SOFT_GEMINI_AVALANCHE_EVENT_ID = BIT(24), diff --git a/drivers/net/wireless/wl12xx/ini.h b/drivers/net/wireless/wl12xx/ini.h index c330a2583dfd..1420c842b8f1 100644 --- a/drivers/net/wireless/wl12xx/ini.h +++ b/drivers/net/wireless/wl12xx/ini.h @@ -41,6 +41,28 @@ struct wl1271_ini_general_params { u8 srf3[WL1271_INI_MAX_SMART_REFLEX_PARAM]; } __packed; +#define WL128X_INI_MAX_SETTINGS_PARAM 4 + +struct wl128x_ini_general_params { + u8 ref_clock; + u8 settling_time; + u8 clk_valid_on_wakeup; + u8 tcxo_ref_clock; + u8 tcxo_settling_time; + u8 tcxo_valid_on_wakeup; + u8 tcxo_ldo_voltage; + u8 xtal_itrim_val; + u8 platform_conf; + u8 dual_mode_select; + u8 tx_bip_fem_auto_detect; + u8 tx_bip_fem_manufacturer; + u8 general_settings[WL128X_INI_MAX_SETTINGS_PARAM]; + u8 sr_state; + u8 srf1[WL1271_INI_MAX_SMART_REFLEX_PARAM]; + u8 srf2[WL1271_INI_MAX_SMART_REFLEX_PARAM]; + u8 srf3[WL1271_INI_MAX_SMART_REFLEX_PARAM]; +} __packed; + #define WL1271_INI_RSSI_PROCESS_COMPENS_SIZE 15 struct wl1271_ini_band_params_2 { @@ -49,9 +71,16 @@ struct wl1271_ini_band_params_2 { u8 rx_rssi_process_compens[WL1271_INI_RSSI_PROCESS_COMPENS_SIZE]; } __packed; -#define WL1271_INI_RATE_GROUP_COUNT 6 #define WL1271_INI_CHANNEL_COUNT_2 14 +struct wl128x_ini_band_params_2 { + u8 rx_trace_insertion_loss; + u8 tx_trace_loss[WL1271_INI_CHANNEL_COUNT_2]; + u8 rx_rssi_process_compens[WL1271_INI_RSSI_PROCESS_COMPENS_SIZE]; +} __packed; + +#define WL1271_INI_RATE_GROUP_COUNT 6 + struct wl1271_ini_fem_params_2 { __le16 tx_bip_ref_pd_voltage; u8 tx_bip_ref_power; @@ -68,6 +97,28 @@ struct wl1271_ini_fem_params_2 { u8 normal_to_degraded_high_thr; } __packed; +#define WL128X_INI_RATE_GROUP_COUNT 7 +/* low and high temperatures */ +#define WL128X_INI_PD_VS_TEMPERATURE_RANGES 2 + +struct wl128x_ini_fem_params_2 { + __le16 tx_bip_ref_pd_voltage; + u8 tx_bip_ref_power; + u8 tx_bip_ref_offset; + u8 tx_per_rate_pwr_limits_normal[WL128X_INI_RATE_GROUP_COUNT]; + u8 tx_per_rate_pwr_limits_degraded[WL128X_INI_RATE_GROUP_COUNT]; + u8 tx_per_rate_pwr_limits_extreme[WL128X_INI_RATE_GROUP_COUNT]; + u8 tx_per_chan_pwr_limits_11b[WL1271_INI_CHANNEL_COUNT_2]; + u8 tx_per_chan_pwr_limits_ofdm[WL1271_INI_CHANNEL_COUNT_2]; + u8 tx_pd_vs_rate_offsets[WL128X_INI_RATE_GROUP_COUNT]; + u8 tx_ibias[WL128X_INI_RATE_GROUP_COUNT + 1]; + u8 tx_pd_vs_chan_offsets[WL1271_INI_CHANNEL_COUNT_2]; + u8 tx_pd_vs_temperature[WL128X_INI_PD_VS_TEMPERATURE_RANGES]; + u8 rx_fem_insertion_loss; + u8 degraded_low_to_normal_thr; + u8 normal_to_degraded_high_thr; +} __packed; + #define WL1271_INI_CHANNEL_COUNT_5 35 #define WL1271_INI_SUB_BAND_COUNT_5 7 @@ -77,6 +128,12 @@ struct wl1271_ini_band_params_5 { u8 rx_rssi_process_compens[WL1271_INI_RSSI_PROCESS_COMPENS_SIZE]; } __packed; +struct wl128x_ini_band_params_5 { + u8 rx_trace_insertion_loss[WL1271_INI_SUB_BAND_COUNT_5]; + u8 tx_trace_loss[WL1271_INI_CHANNEL_COUNT_5]; + u8 rx_rssi_process_compens[WL1271_INI_RSSI_PROCESS_COMPENS_SIZE]; +} __packed; + struct wl1271_ini_fem_params_5 { __le16 tx_bip_ref_pd_voltage[WL1271_INI_SUB_BAND_COUNT_5]; u8 tx_bip_ref_power[WL1271_INI_SUB_BAND_COUNT_5]; @@ -92,6 +149,23 @@ struct wl1271_ini_fem_params_5 { u8 normal_to_degraded_high_thr; } __packed; +struct wl128x_ini_fem_params_5 { + __le16 tx_bip_ref_pd_voltage[WL1271_INI_SUB_BAND_COUNT_5]; + u8 tx_bip_ref_power[WL1271_INI_SUB_BAND_COUNT_5]; + u8 tx_bip_ref_offset[WL1271_INI_SUB_BAND_COUNT_5]; + u8 tx_per_rate_pwr_limits_normal[WL128X_INI_RATE_GROUP_COUNT]; + u8 tx_per_rate_pwr_limits_degraded[WL128X_INI_RATE_GROUP_COUNT]; + u8 tx_per_rate_pwr_limits_extreme[WL128X_INI_RATE_GROUP_COUNT]; + u8 tx_per_chan_pwr_limits_ofdm[WL1271_INI_CHANNEL_COUNT_5]; + u8 tx_pd_vs_rate_offsets[WL128X_INI_RATE_GROUP_COUNT]; + u8 tx_ibias[WL128X_INI_RATE_GROUP_COUNT]; + u8 tx_pd_vs_chan_offsets[WL1271_INI_CHANNEL_COUNT_5]; + u8 tx_pd_vs_temperature[WL1271_INI_SUB_BAND_COUNT_5 * + WL128X_INI_PD_VS_TEMPERATURE_RANGES]; + u8 rx_fem_insertion_loss[WL1271_INI_SUB_BAND_COUNT_5]; + u8 degraded_low_to_normal_thr; + u8 normal_to_degraded_high_thr; +} __packed; /* NVS data structure */ #define WL1271_INI_NVS_SECTION_SIZE 468 @@ -100,7 +174,7 @@ struct wl1271_ini_fem_params_5 { #define WL1271_INI_LEGACY_NVS_FILE_SIZE 800 struct wl1271_nvs_file { - /* NVS section */ + /* NVS section - must be first! */ u8 nvs[WL1271_INI_NVS_SECTION_SIZE]; /* INI section */ @@ -120,4 +194,24 @@ struct wl1271_nvs_file { } dyn_radio_params_5[WL1271_INI_FEM_MODULE_COUNT]; } __packed; +struct wl128x_nvs_file { + /* NVS section - must be first! */ + u8 nvs[WL1271_INI_NVS_SECTION_SIZE]; + + /* INI section */ + struct wl128x_ini_general_params general_params; + u8 fem_vendor_and_options; + struct wl128x_ini_band_params_2 stat_radio_params_2; + u8 padding2; + struct { + struct wl128x_ini_fem_params_2 params; + u8 padding; + } dyn_radio_params_2[WL1271_INI_FEM_MODULE_COUNT]; + struct wl128x_ini_band_params_5 stat_radio_params_5; + u8 padding3; + struct { + struct wl128x_ini_fem_params_5 params; + u8 padding; + } dyn_radio_params_5[WL1271_INI_FEM_MODULE_COUNT]; +} __packed; #endif diff --git a/drivers/net/wireless/wl12xx/init.c b/drivers/net/wireless/wl12xx/init.c index 6072fe457135..a8f4f156c055 100644 --- a/drivers/net/wireless/wl12xx/init.c +++ b/drivers/net/wireless/wl12xx/init.c @@ -31,6 +31,7 @@ #include "cmd.h" #include "reg.h" #include "tx.h" +#include "io.h" int wl1271_sta_init_templates_config(struct wl1271 *wl) { @@ -257,7 +258,7 @@ int wl1271_init_phy_config(struct wl1271 *wl) if (ret < 0) return ret; - ret = wl1271_acx_rts_threshold(wl, wl->conf.rx.rts_threshold); + ret = wl1271_acx_rts_threshold(wl, wl->hw->wiphy->rts_threshold); if (ret < 0) return ret; @@ -284,7 +285,10 @@ int wl1271_init_pta(struct wl1271 *wl) { int ret; - ret = wl1271_acx_sg_cfg(wl); + if (wl->bss_type == BSS_TYPE_AP_BSS) + ret = wl1271_acx_ap_sg_cfg(wl); + else + ret = wl1271_acx_sta_sg_cfg(wl); if (ret < 0) return ret; @@ -321,9 +325,11 @@ static int wl1271_sta_hw_init(struct wl1271 *wl) { int ret; - ret = wl1271_cmd_ext_radio_parms(wl); - if (ret < 0) - return ret; + if (wl->chip.id != CHIP_ID_1283_PG20) { + ret = wl1271_cmd_ext_radio_parms(wl); + if (ret < 0) + return ret; + } /* PS config */ ret = wl1271_acx_config_ps(wl); @@ -348,8 +354,8 @@ static int wl1271_sta_hw_init(struct wl1271 *wl) if (ret < 0) return ret; - /* Bluetooth WLAN coexistence */ - ret = wl1271_init_pta(wl); + /* FM WLAN coexistence */ + ret = wl1271_acx_fm_coex(wl); if (ret < 0) return ret; @@ -407,7 +413,7 @@ static int wl1271_sta_hw_init_post_mem(struct wl1271 *wl) static int wl1271_ap_hw_init(struct wl1271 *wl) { - int ret, i; + int ret; ret = wl1271_ap_init_templates_config(wl); if (ret < 0) @@ -418,23 +424,7 @@ static int wl1271_ap_hw_init(struct wl1271 *wl) if (ret < 0) return ret; - /* Configure initial TX rate classes */ - for (i = 0; i < wl->conf.tx.ac_conf_count; i++) { - ret = wl1271_acx_ap_rate_policy(wl, - &wl->conf.tx.ap_rc_conf[i], i); - if (ret < 0) - return ret; - } - - ret = wl1271_acx_ap_rate_policy(wl, - &wl->conf.tx.ap_mgmt_conf, - ACX_TX_AP_MODE_MGMT_RATE); - if (ret < 0) - return ret; - - ret = wl1271_acx_ap_rate_policy(wl, - &wl->conf.tx.ap_bcst_conf, - ACX_TX_AP_MODE_BCST_RATE); + ret = wl1271_init_ap_rates(wl); if (ret < 0) return ret; @@ -449,7 +439,7 @@ static int wl1271_ap_hw_init(struct wl1271 *wl) return 0; } -static int wl1271_ap_hw_init_post_mem(struct wl1271 *wl) +int wl1271_ap_init_templates(struct wl1271 *wl) { int ret; @@ -465,6 +455,70 @@ static int wl1271_ap_hw_init_post_mem(struct wl1271 *wl) if (ret < 0) return ret; + /* + * when operating as AP we want to receive external beacons for + * configuring ERP protection. + */ + ret = wl1271_acx_set_ap_beacon_filter(wl, false); + if (ret < 0) + return ret; + + return 0; +} + +static int wl1271_ap_hw_init_post_mem(struct wl1271 *wl) +{ + return wl1271_ap_init_templates(wl); +} + +int wl1271_init_ap_rates(struct wl1271 *wl) +{ + int i, ret; + struct conf_tx_rate_class rc; + u32 supported_rates; + + wl1271_debug(DEBUG_AP, "AP basic rate set: 0x%x", wl->basic_rate_set); + + if (wl->basic_rate_set == 0) + return -EINVAL; + + rc.enabled_rates = wl->basic_rate_set; + rc.long_retry_limit = 10; + rc.short_retry_limit = 10; + rc.aflags = 0; + ret = wl1271_acx_ap_rate_policy(wl, &rc, ACX_TX_AP_MODE_MGMT_RATE); + if (ret < 0) + return ret; + + /* use the min basic rate for AP broadcast/multicast */ + rc.enabled_rates = wl1271_tx_min_rate_get(wl); + rc.short_retry_limit = 10; + rc.long_retry_limit = 10; + rc.aflags = 0; + ret = wl1271_acx_ap_rate_policy(wl, &rc, ACX_TX_AP_MODE_BCST_RATE); + if (ret < 0) + return ret; + + /* + * If the basic rates contain OFDM rates, use OFDM only + * rates for unicast TX as well. Else use all supported rates. + */ + if ((wl->basic_rate_set & CONF_TX_OFDM_RATES)) + supported_rates = CONF_TX_OFDM_RATES; + else + supported_rates = CONF_TX_AP_ENABLED_RATES; + + /* configure unicast TX rate classes */ + for (i = 0; i < wl->conf.tx.ac_conf_count; i++) { + rc.enabled_rates = supported_rates; + rc.short_retry_limit = 10; + rc.long_retry_limit = 10; + rc.aflags = 0; + ret = wl1271_acx_ap_rate_policy(wl, &rc, i); + if (ret < 0) + return ret; + } + return 0; } @@ -504,6 +558,27 @@ static int wl1271_set_ba_policies(struct wl1271 *wl) return ret; } +int wl1271_chip_specific_init(struct wl1271 *wl) +{ + int ret = 0; + + if (wl->chip.id == CHIP_ID_1283_PG20) { + u32 host_cfg_bitmap = HOST_IF_CFG_RX_FIFO_ENABLE; + + if (wl->quirks & WL12XX_QUIRK_BLOCKSIZE_ALIGNMENT) + /* Enable SDIO padding */ + host_cfg_bitmap |= HOST_IF_CFG_TX_PAD_TO_SDIO_BLK; + + /* Must be before wl1271_acx_init_mem_config() */ + ret = wl1271_acx_host_if_cfg_bitmap(wl, host_cfg_bitmap); + if (ret < 0) + goto out; + } +out: + return ret; +} + + int wl1271_hw_init(struct wl1271 *wl) { struct conf_tx_ac_category *conf_ac; @@ -511,11 +586,22 @@ int wl1271_hw_init(struct wl1271 *wl) int ret, i; bool is_ap = (wl->bss_type == BSS_TYPE_AP_BSS); - ret = wl1271_cmd_general_parms(wl); + if (wl->chip.id == CHIP_ID_1283_PG20) + ret = wl128x_cmd_general_parms(wl); + else + ret = wl1271_cmd_general_parms(wl); + if (ret < 0) + return ret; + + if (wl->chip.id == CHIP_ID_1283_PG20) + ret = wl128x_cmd_radio_parms(wl); + else + ret = wl1271_cmd_radio_parms(wl); if (ret < 0) return ret; - ret = wl1271_cmd_radio_parms(wl); + /* Chip-specific init */ + ret = wl1271_chip_specific_init(wl); if (ret < 0) return ret; @@ -528,6 +614,11 @@ int wl1271_hw_init(struct wl1271 *wl) if (ret < 0) return ret; + /* Bluetooth WLAN coexistence */ + ret = wl1271_init_pta(wl); + if (ret < 0) + return ret; + /* Default memory configuration */ ret = wl1271_acx_init_mem_config(wl); if (ret < 0) @@ -567,7 +658,7 @@ int wl1271_hw_init(struct wl1271 *wl) goto out_free_memmap; /* Default fragmentation threshold */ - ret = wl1271_acx_frag_threshold(wl, wl->conf.tx.frag_threshold); + ret = wl1271_acx_frag_threshold(wl, wl->hw->wiphy->frag_threshold); if (ret < 0) goto out_free_memmap; diff --git a/drivers/net/wireless/wl12xx/init.h b/drivers/net/wireless/wl12xx/init.h index 3a8bd3f426d2..3a3c230fd292 100644 --- a/drivers/net/wireless/wl12xx/init.h +++ b/drivers/net/wireless/wl12xx/init.h @@ -31,6 +31,9 @@ int wl1271_sta_init_templates_config(struct wl1271 *wl); int wl1271_init_phy_config(struct wl1271 *wl); int wl1271_init_pta(struct wl1271 *wl); int wl1271_init_energy_detection(struct wl1271 *wl); +int wl1271_chip_specific_init(struct wl1271 *wl); int wl1271_hw_init(struct wl1271 *wl); +int wl1271_init_ap_rates(struct wl1271 *wl); +int wl1271_ap_init_templates(struct wl1271 *wl); #endif diff --git a/drivers/net/wireless/wl12xx/io.c b/drivers/net/wireless/wl12xx/io.c index d557f73e7c19..da5c1ad942a4 100644 --- a/drivers/net/wireless/wl12xx/io.c +++ b/drivers/net/wireless/wl12xx/io.c @@ -29,6 +29,7 @@ #include "wl12xx.h" #include "wl12xx_80211.h" #include "io.h" +#include "tx.h" #define OCP_CMD_LOOP 32 @@ -43,6 +44,16 @@ #define OCP_STATUS_REQ_FAILED 0x20000 #define OCP_STATUS_RESP_ERROR 0x30000 +bool wl1271_set_block_size(struct wl1271 *wl) +{ + if (wl->if_ops->set_block_size) { + wl->if_ops->set_block_size(wl, WL12XX_BUS_BLOCK_SIZE); + return true; + } + + return false; +} + void wl1271_disable_interrupts(struct wl1271 *wl) { wl->if_ops->disable_irq(wl); diff --git a/drivers/net/wireless/wl12xx/io.h b/drivers/net/wireless/wl12xx/io.h index 00c771ea70bf..beed621a8ae0 100644 --- a/drivers/net/wireless/wl12xx/io.h +++ b/drivers/net/wireless/wl12xx/io.h @@ -169,5 +169,8 @@ int wl1271_init_ieee80211(struct wl1271 *wl); struct ieee80211_hw *wl1271_alloc_hw(void); int wl1271_free_hw(struct wl1271 *wl); irqreturn_t wl1271_irq(int irq, void *data); +bool wl1271_set_block_size(struct wl1271 *wl); +int wl1271_tx_dummy_packet(struct wl1271 *wl); +void wl1271_configure_filters(struct wl1271 *wl, unsigned int filters); #endif diff --git a/drivers/net/wireless/wl12xx/main.c b/drivers/net/wireless/wl12xx/main.c index 8b3c8d196b03..bc00e52f6445 100644 --- a/drivers/net/wireless/wl12xx/main.c +++ b/drivers/net/wireless/wl12xx/main.c @@ -30,6 +30,7 @@ #include <linux/vmalloc.h> #include <linux/platform_device.h> #include <linux/slab.h> +#include <linux/wl12xx.h> #include "wl12xx.h" #include "wl12xx_80211.h" @@ -50,11 +51,11 @@ static struct conf_drv_settings default_conf = { .sg = { - .params = { + .sta_params = { [CONF_SG_BT_PER_THRESHOLD] = 7500, [CONF_SG_HV3_MAX_OVERRIDE] = 0, [CONF_SG_BT_NFS_SAMPLE_INTERVAL] = 400, - [CONF_SG_BT_LOAD_RATIO] = 50, + [CONF_SG_BT_LOAD_RATIO] = 200, [CONF_SG_AUTO_PS_MODE] = 1, [CONF_SG_AUTO_SCAN_PROBE_REQ] = 170, [CONF_SG_ACTIVE_SCAN_DURATION_FACTOR_HV3] = 50, @@ -100,6 +101,61 @@ static struct conf_drv_settings default_conf = { [CONF_SG_DHCP_TIME] = 5000, [CONF_SG_ACTIVE_SCAN_DURATION_FACTOR_A2DP] = 100, }, + .ap_params = { + [CONF_SG_BT_PER_THRESHOLD] = 7500, + [CONF_SG_HV3_MAX_OVERRIDE] = 0, + [CONF_SG_BT_NFS_SAMPLE_INTERVAL] = 400, + [CONF_SG_BT_LOAD_RATIO] = 50, + [CONF_SG_AUTO_PS_MODE] = 1, + [CONF_SG_AUTO_SCAN_PROBE_REQ] = 170, + [CONF_SG_ACTIVE_SCAN_DURATION_FACTOR_HV3] = 50, + [CONF_SG_ANTENNA_CONFIGURATION] = 0, + [CONF_SG_BEACON_MISS_PERCENT] = 60, + [CONF_SG_RATE_ADAPT_THRESH] = 64, + [CONF_SG_RATE_ADAPT_SNR] = 1, + [CONF_SG_WLAN_PS_BT_ACL_MASTER_MIN_BR] = 10, + [CONF_SG_WLAN_PS_BT_ACL_MASTER_MAX_BR] = 25, + [CONF_SG_WLAN_PS_MAX_BT_ACL_MASTER_BR] = 25, + [CONF_SG_WLAN_PS_BT_ACL_SLAVE_MIN_BR] = 20, + [CONF_SG_WLAN_PS_BT_ACL_SLAVE_MAX_BR] = 25, + [CONF_SG_WLAN_PS_MAX_BT_ACL_SLAVE_BR] = 25, + [CONF_SG_WLAN_PS_BT_ACL_MASTER_MIN_EDR] = 7, + [CONF_SG_WLAN_PS_BT_ACL_MASTER_MAX_EDR] = 25, + [CONF_SG_WLAN_PS_MAX_BT_ACL_MASTER_EDR] = 25, + [CONF_SG_WLAN_PS_BT_ACL_SLAVE_MIN_EDR] = 8, + [CONF_SG_WLAN_PS_BT_ACL_SLAVE_MAX_EDR] = 25, + [CONF_SG_WLAN_PS_MAX_BT_ACL_SLAVE_EDR] = 25, + [CONF_SG_RXT] = 1200, + [CONF_SG_TXT] = 1000, + [CONF_SG_ADAPTIVE_RXT_TXT] = 1, + [CONF_SG_PS_POLL_TIMEOUT] = 10, + [CONF_SG_UPSD_TIMEOUT] = 10, + [CONF_SG_WLAN_ACTIVE_BT_ACL_MASTER_MIN_EDR] = 7, + [CONF_SG_WLAN_ACTIVE_BT_ACL_MASTER_MAX_EDR] = 15, + [CONF_SG_WLAN_ACTIVE_MAX_BT_ACL_MASTER_EDR] = 15, + [CONF_SG_WLAN_ACTIVE_BT_ACL_SLAVE_MIN_EDR] = 8, + [CONF_SG_WLAN_ACTIVE_BT_ACL_SLAVE_MAX_EDR] = 20, + [CONF_SG_WLAN_ACTIVE_MAX_BT_ACL_SLAVE_EDR] = 15, + [CONF_SG_WLAN_ACTIVE_BT_ACL_MIN_BR] = 20, + [CONF_SG_WLAN_ACTIVE_BT_ACL_MAX_BR] = 50, + [CONF_SG_WLAN_ACTIVE_MAX_BT_ACL_BR] = 10, + [CONF_SG_PASSIVE_SCAN_DURATION_FACTOR_HV3] = 200, + [CONF_SG_PASSIVE_SCAN_DURATION_FACTOR_A2DP] = 800, + [CONF_SG_PASSIVE_SCAN_A2DP_BT_TIME] = 75, + [CONF_SG_PASSIVE_SCAN_A2DP_WLAN_TIME] = 15, + [CONF_SG_HV3_MAX_SERVED] = 6, + [CONF_SG_DHCP_TIME] = 5000, + [CONF_SG_ACTIVE_SCAN_DURATION_FACTOR_A2DP] = 100, + [CONF_SG_TEMP_PARAM_1] = 0, + [CONF_SG_TEMP_PARAM_2] = 0, + [CONF_SG_TEMP_PARAM_3] = 0, + [CONF_SG_TEMP_PARAM_4] = 0, + [CONF_SG_TEMP_PARAM_5] = 0, + [CONF_SG_AP_BEACON_MISS_TX] = 3, + [CONF_SG_RX_WINDOW_LENGTH] = 6, + [CONF_SG_AP_CONNECTION_PROTECTION_TIME] = 50, + [CONF_SG_TEMP_PARAM_6] = 1, + }, .state = CONF_SG_PROTECTIVE, }, .rx = { @@ -107,7 +163,7 @@ static struct conf_drv_settings default_conf = { .packet_detection_threshold = 0, .ps_poll_timeout = 15, .upsd_timeout = 15, - .rts_threshold = 2347, + .rts_threshold = IEEE80211_MAX_RTS_THRESHOLD, .rx_cca_threshold = 0, .irq_blk_threshold = 0xFFFF, .irq_pkt_threshold = 0, @@ -153,44 +209,6 @@ static struct conf_drv_settings default_conf = { .tx_op_limit = 1504, }, }, - .ap_rc_conf = { - [0] = { - .enabled_rates = CONF_TX_AP_ENABLED_RATES, - .short_retry_limit = 10, - .long_retry_limit = 10, - .aflags = 0, - }, - [1] = { - .enabled_rates = CONF_TX_AP_ENABLED_RATES, - .short_retry_limit = 10, - .long_retry_limit = 10, - .aflags = 0, - }, - [2] = { - .enabled_rates = CONF_TX_AP_ENABLED_RATES, - .short_retry_limit = 10, - .long_retry_limit = 10, - .aflags = 0, - }, - [3] = { - .enabled_rates = CONF_TX_AP_ENABLED_RATES, - .short_retry_limit = 10, - .long_retry_limit = 10, - .aflags = 0, - }, - }, - .ap_mgmt_conf = { - .enabled_rates = CONF_TX_AP_DEFAULT_MGMT_RATES, - .short_retry_limit = 10, - .long_retry_limit = 10, - .aflags = 0, - }, - .ap_bcst_conf = { - .enabled_rates = CONF_HW_BIT_RATE_1MBPS, - .short_retry_limit = 10, - .long_retry_limit = 10, - .aflags = 0, - }, .ap_max_tx_retries = 100, .tid_conf_count = 4, .tid_conf = { @@ -239,12 +257,16 @@ static struct conf_drv_settings default_conf = { .wake_up_event = CONF_WAKE_UP_EVENT_DTIM, .listen_interval = 1, .bcn_filt_mode = CONF_BCN_FILT_MODE_ENABLED, - .bcn_filt_ie_count = 1, + .bcn_filt_ie_count = 2, .bcn_filt_ie = { [0] = { .ie = WLAN_EID_CHANNEL_SWITCH, .rule = CONF_BCN_RULE_PASS_ON_APPEARANCE, - } + }, + [1] = { + .ie = WLAN_EID_HT_INFORMATION, + .rule = CONF_BCN_RULE_PASS_ON_CHANGE, + }, }, .synch_fail_thold = 10, .bss_lose_timeout = 100, @@ -254,9 +276,9 @@ static struct conf_drv_settings default_conf = { .ps_poll_threshold = 10, .ps_poll_recovery_period = 700, .bet_enable = CONF_BET_MODE_ENABLE, - .bet_max_consecutive = 10, + .bet_max_consecutive = 50, .psm_entry_retries = 5, - .psm_exit_retries = 255, + .psm_exit_retries = 16, .psm_entry_nullfunc_retries = 3, .psm_entry_hangover_period = 1, .keep_alive_interval = 55000, @@ -284,6 +306,15 @@ static struct conf_drv_settings default_conf = { .max_dwell_time_passive = 100000, .num_probe_reqs = 2, }, + .sched_scan = { + /* sched_scan requires dwell times in TU instead of TU/1000 */ + .min_dwell_time_active = 8, + .max_dwell_time_active = 30, + .dwell_time_passive = 100, + .num_probe_reqs = 2, + .rssi_threshold = -90, + .snr_threshold = 0, + }, .rf = { .tx_per_channel_power_compensation_2 = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, @@ -298,19 +329,43 @@ static struct conf_drv_settings default_conf = { .tx_ba_win_size = 64, .inactivity_timeout = 10000, }, - .mem = { + .mem_wl127x = { .num_stations = 1, .ssid_profiles = 1, .rx_block_num = 70, .tx_min_block_num = 40, - .dynamic_memory = 0, + .dynamic_memory = 1, .min_req_tx_blocks = 100, .min_req_rx_blocks = 22, .tx_min = 27, - } + }, + .mem_wl128x = { + .num_stations = 1, + .ssid_profiles = 1, + .rx_block_num = 40, + .tx_min_block_num = 40, + .dynamic_memory = 1, + .min_req_tx_blocks = 45, + .min_req_rx_blocks = 22, + .tx_min = 27, + }, + .fm_coex = { + .enable = true, + .swallow_period = 5, + .n_divider_fref_set_1 = 0xff, /* default */ + .n_divider_fref_set_2 = 12, + .m_divider_fref_set_1 = 148, + .m_divider_fref_set_2 = 0xffff, /* default */ + .coex_pll_stabilization_time = 0xffffffff, /* default */ + .ldo_stabilization_time = 0xffff, /* default */ + .fm_disturbed_band_margin = 0xff, /* default */ + .swallow_clk_diff = 0xff, /* default */ + }, + .hci_io_ds = HCI_IO_DS_6MA, }; -static void __wl1271_op_remove_interface(struct wl1271 *wl); +static void __wl1271_op_remove_interface(struct wl1271 *wl, + bool reset_tx_queues); static void wl1271_free_ap_keys(struct wl1271 *wl); @@ -329,6 +384,7 @@ static struct platform_device wl1271_device = { }, }; +static DEFINE_MUTEX(wl_list_mutex); static LIST_HEAD(wl_list); static int wl1271_dev_notify(struct notifier_block *me, unsigned long what, @@ -359,10 +415,12 @@ static int wl1271_dev_notify(struct notifier_block *me, unsigned long what, return NOTIFY_DONE; wl_temp = hw->priv; + mutex_lock(&wl_list_mutex); list_for_each_entry(wl, &wl_list, list) { if (wl == wl_temp) break; } + mutex_unlock(&wl_list_mutex); if (wl != wl_temp) return NOTIFY_DONE; @@ -438,15 +496,30 @@ static int wl1271_plt_init(struct wl1271 *wl) struct conf_tx_tid *conf_tid; int ret, i; - ret = wl1271_cmd_general_parms(wl); + if (wl->chip.id == CHIP_ID_1283_PG20) + ret = wl128x_cmd_general_parms(wl); + else + ret = wl1271_cmd_general_parms(wl); + if (ret < 0) + return ret; + + if (wl->chip.id == CHIP_ID_1283_PG20) + ret = wl128x_cmd_radio_parms(wl); + else + ret = wl1271_cmd_radio_parms(wl); if (ret < 0) return ret; - ret = wl1271_cmd_radio_parms(wl); + if (wl->chip.id != CHIP_ID_1283_PG20) { + ret = wl1271_cmd_ext_radio_parms(wl); + if (ret < 0) + return ret; + } if (ret < 0) return ret; - ret = wl1271_cmd_ext_radio_parms(wl); + /* Chip-specific initializations */ + ret = wl1271_chip_specific_init(wl); if (ret < 0) return ret; @@ -477,6 +550,11 @@ static int wl1271_plt_init(struct wl1271 *wl) if (ret < 0) goto out_free_memmap; + /* FM WLAN coexistence */ + ret = wl1271_acx_fm_coex(wl); + if (ret < 0) + goto out_free_memmap; + /* Energy detection */ ret = wl1271_init_energy_detection(wl); if (ret < 0) @@ -593,15 +671,17 @@ static void wl1271_fw_status(struct wl1271 *wl, { struct wl1271_fw_common_status *status = &full_status->common; struct timespec ts; - u32 total = 0; + u32 old_tx_blk_count = wl->tx_blocks_available; + u32 freed_blocks = 0; int i; - if (wl->bss_type == BSS_TYPE_AP_BSS) + if (wl->bss_type == BSS_TYPE_AP_BSS) { wl1271_raw_read(wl, FW_STATUS_ADDR, status, sizeof(struct wl1271_fw_ap_status), false); - else + } else { wl1271_raw_read(wl, FW_STATUS_ADDR, status, sizeof(struct wl1271_fw_sta_status), false); + } wl1271_debug(DEBUG_IRQ, "intr: 0x%x (fw_rx_counter = %d, " "drv_rx_counter = %d, tx_results_counter = %d)", @@ -612,22 +692,37 @@ static void wl1271_fw_status(struct wl1271 *wl, /* update number of available TX blocks */ for (i = 0; i < NUM_TX_QUEUES; i++) { - u32 cnt = le32_to_cpu(status->tx_released_blks[i]) - - wl->tx_blocks_freed[i]; + freed_blocks += le32_to_cpu(status->tx_released_blks[i]) - + wl->tx_blocks_freed[i]; wl->tx_blocks_freed[i] = le32_to_cpu(status->tx_released_blks[i]); - wl->tx_blocks_available += cnt; - total += cnt; } - /* if more blocks are available now, tx work can be scheduled */ - if (total) - clear_bit(WL1271_FLAG_FW_TX_BUSY, &wl->flags); + wl->tx_allocated_blocks -= freed_blocks; - /* for AP update num of allocated TX blocks per link and ps status */ - if (wl->bss_type == BSS_TYPE_AP_BSS) + if (wl->bss_type == BSS_TYPE_AP_BSS) { + /* Update num of allocated TX blocks per link and ps status */ wl1271_irq_update_links_status(wl, &full_status->ap); + wl->tx_blocks_available += freed_blocks; + } else { + int avail = full_status->sta.tx_total - wl->tx_allocated_blocks; + + /* + * The FW might change the total number of TX memblocks before + * we get a notification about blocks being released. Thus, the + * available blocks calculation might yield a temporary result + * which is lower than the actual available blocks. Keeping in + * mind that only blocks that were allocated can be moved from + * TX to RX, tx_blocks_available should never decrease here. + */ + wl->tx_blocks_available = max((int)wl->tx_blocks_available, + avail); + } + + /* if more blocks are available now, tx work can be scheduled */ + if (wl->tx_blocks_available > old_tx_blk_count) + clear_bit(WL1271_FLAG_FW_TX_BUSY, &wl->flags); /* update the host-chipset time offset */ getnstimeofday(&ts); @@ -674,6 +769,13 @@ irqreturn_t wl1271_irq(int irq, void *cookie) set_bit(WL1271_FLAG_TX_PENDING, &wl->flags); cancel_work_sync(&wl->tx_work); + /* + * In case edge triggered interrupt must be used, we cannot iterate + * more than once without introducing race conditions with the hardirq. + */ + if (wl->platform_quirks & WL12XX_PLATFORM_QUIRK_EDGE_IRQ) + loopcount = 1; + mutex_lock(&wl->mutex); wl1271_debug(DEBUG_IRQ, "IRQ work"); @@ -785,11 +887,17 @@ static int wl1271_fetch_firmware(struct wl1271 *wl) switch (wl->bss_type) { case BSS_TYPE_AP_BSS: - fw_name = WL1271_AP_FW_NAME; + if (wl->chip.id == CHIP_ID_1283_PG20) + fw_name = WL128X_AP_FW_NAME; + else + fw_name = WL127X_AP_FW_NAME; break; case BSS_TYPE_IBSS: case BSS_TYPE_STA_BSS: - fw_name = WL1271_FW_NAME; + if (wl->chip.id == CHIP_ID_1283_PG20) + fw_name = WL128X_FW_NAME; + else + fw_name = WL1271_FW_NAME; break; default: wl1271_error("no compatible firmware for bss_type %d", @@ -838,14 +946,14 @@ static int wl1271_fetch_nvs(struct wl1271 *wl) const struct firmware *fw; int ret; - ret = request_firmware(&fw, WL1271_NVS_NAME, wl1271_wl_to_dev(wl)); + ret = request_firmware(&fw, WL12XX_NVS_NAME, wl1271_wl_to_dev(wl)); if (ret < 0) { wl1271_error("could not get nvs file: %d", ret); return ret; } - wl->nvs = kmemdup(fw->data, sizeof(struct wl1271_nvs_file), GFP_KERNEL); + wl->nvs = kmemdup(fw->data, fw->size, GFP_KERNEL); if (!wl->nvs) { wl1271_error("could not allocate memory for the nvs file"); @@ -871,15 +979,30 @@ static void wl1271_recovery_work(struct work_struct *work) if (wl->state != WL1271_STATE_ON) goto out; - wl1271_info("Hardware recovery in progress."); + wl1271_info("Hardware recovery in progress. FW ver: %s pc: 0x%x", + wl->chip.fw_ver_str, wl1271_read32(wl, SCR_PAD4)); if (test_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags)) ieee80211_connection_loss(wl->vif); + /* Prevent spurious TX during FW restart */ + ieee80211_stop_queues(wl->hw); + + if (wl->sched_scanning) { + ieee80211_sched_scan_stopped(wl->hw); + wl->sched_scanning = false; + } + /* reboot the chipset */ - __wl1271_op_remove_interface(wl); + __wl1271_op_remove_interface(wl, false); ieee80211_restart_hw(wl->hw); + /* + * Its safe to enable TX now - the queues are stopped after a request + * to restart the HW. + */ + ieee80211_wake_queues(wl->hw); + out: mutex_unlock(&wl->mutex); } @@ -950,10 +1073,25 @@ static int wl1271_chip_wakeup(struct wl1271 *wl) wl1271_debug(DEBUG_BOOT, "chip id 0x%x (1271 PG20)", wl->chip.id); + /* end-of-transaction flag should be set in wl127x AP mode */ + if (wl->bss_type == BSS_TYPE_AP_BSS) + wl->quirks |= WL12XX_QUIRK_END_OF_TRANSACTION; + ret = wl1271_setup(wl); if (ret < 0) goto out; break; + case CHIP_ID_1283_PG20: + wl1271_debug(DEBUG_BOOT, "chip id 0x%x (1283 PG20)", + wl->chip.id); + + ret = wl1271_setup(wl); + if (ret < 0) + goto out; + if (wl1271_set_block_size(wl)) + wl->quirks |= WL12XX_QUIRK_BLOCKSIZE_ALIGNMENT; + break; + case CHIP_ID_1283_PG10: default: wl1271_warning("unsupported chip id: 0x%x", wl->chip.id); ret = -ENODEV; @@ -978,6 +1116,24 @@ out: return ret; } +static unsigned int wl1271_get_fw_ver_quirks(struct wl1271 *wl) +{ + unsigned int quirks = 0; + unsigned int *fw_ver = wl->chip.fw_ver; + + /* Only for wl127x */ + if ((fw_ver[FW_VER_CHIP] == FW_VER_CHIP_WL127X) && + /* Check STA version */ + (((fw_ver[FW_VER_IF_TYPE] == FW_VER_IF_TYPE_STA) && + (fw_ver[FW_VER_MINOR] < FW_VER_MINOR_1_SPARE_STA_MIN)) || + /* Check AP version */ + ((fw_ver[FW_VER_IF_TYPE] == FW_VER_IF_TYPE_AP) && + (fw_ver[FW_VER_MINOR] < FW_VER_MINOR_1_SPARE_AP_MIN)))) + quirks |= WL12XX_QUIRK_USE_2_SPARE_BLOCKS; + + return quirks; +} + int wl1271_plt_start(struct wl1271 *wl) { int retries = WL1271_BOOT_RETRIES; @@ -1013,6 +1169,9 @@ int wl1271_plt_start(struct wl1271 *wl) wl->state = WL1271_STATE_PLT; wl1271_notice("firmware booted in PLT mode (%s)", wl->chip.fw_ver_str); + + /* Check if any quirks are needed with older fw versions */ + wl->quirks |= wl1271_get_fw_ver_quirks(wl); goto out; irq_disable: @@ -1040,7 +1199,7 @@ out: return ret; } -int __wl1271_plt_stop(struct wl1271 *wl) +static int __wl1271_plt_stop(struct wl1271 *wl) { int ret = 0; @@ -1124,10 +1283,219 @@ static void wl1271_op_tx(struct ieee80211_hw *hw, struct sk_buff *skb) spin_unlock_irqrestore(&wl->wl_lock, flags); } +int wl1271_tx_dummy_packet(struct wl1271 *wl) +{ + unsigned long flags; + + spin_lock_irqsave(&wl->wl_lock, flags); + set_bit(WL1271_FLAG_DUMMY_PACKET_PENDING, &wl->flags); + wl->tx_queue_count++; + spin_unlock_irqrestore(&wl->wl_lock, flags); + + /* The FW is low on RX memory blocks, so send the dummy packet asap */ + if (!test_bit(WL1271_FLAG_FW_TX_BUSY, &wl->flags)) + wl1271_tx_work_locked(wl); + + /* + * If the FW TX is busy, TX work will be scheduled by the threaded + * interrupt handler function + */ + return 0; +} + +/* + * The size of the dummy packet should be at least 1400 bytes. However, in + * order to minimize the number of bus transactions, aligning it to 512 bytes + * boundaries could be beneficial, performance wise + */ +#define TOTAL_TX_DUMMY_PACKET_SIZE (ALIGN(1400, 512)) + +static struct sk_buff *wl12xx_alloc_dummy_packet(struct wl1271 *wl) +{ + struct sk_buff *skb; + struct ieee80211_hdr_3addr *hdr; + unsigned int dummy_packet_size; + + dummy_packet_size = TOTAL_TX_DUMMY_PACKET_SIZE - + sizeof(struct wl1271_tx_hw_descr) - sizeof(*hdr); + + skb = dev_alloc_skb(TOTAL_TX_DUMMY_PACKET_SIZE); + if (!skb) { + wl1271_warning("Failed to allocate a dummy packet skb"); + return NULL; + } + + skb_reserve(skb, sizeof(struct wl1271_tx_hw_descr)); + + hdr = (struct ieee80211_hdr_3addr *) skb_put(skb, sizeof(*hdr)); + memset(hdr, 0, sizeof(*hdr)); + hdr->frame_control = cpu_to_le16(IEEE80211_FTYPE_DATA | + IEEE80211_STYPE_NULLFUNC | + IEEE80211_FCTL_TODS); + + memset(skb_put(skb, dummy_packet_size), 0, dummy_packet_size); + + /* Dummy packets require the TID to be management */ + skb->priority = WL1271_TID_MGMT; + + /* Initialize all fields that might be used */ + skb_set_queue_mapping(skb, 0); + memset(IEEE80211_SKB_CB(skb), 0, sizeof(struct ieee80211_tx_info)); + + return skb; +} + + static struct notifier_block wl1271_dev_notifier = { .notifier_call = wl1271_dev_notify, }; +#ifdef CONFIG_PM +static int wl1271_configure_suspend(struct wl1271 *wl) +{ + int ret; + + if (wl->bss_type != BSS_TYPE_STA_BSS) + return 0; + + mutex_lock(&wl->mutex); + + ret = wl1271_ps_elp_wakeup(wl); + if (ret < 0) + goto out_unlock; + + /* enter psm if needed*/ + if (!test_bit(WL1271_FLAG_PSM, &wl->flags)) { + DECLARE_COMPLETION_ONSTACK(compl); + + wl->ps_compl = &compl; + ret = wl1271_ps_set_mode(wl, STATION_POWER_SAVE_MODE, + wl->basic_rate, true); + if (ret < 0) + goto out_sleep; + + /* we must unlock here so we will be able to get events */ + wl1271_ps_elp_sleep(wl); + mutex_unlock(&wl->mutex); + + ret = wait_for_completion_timeout( + &compl, msecs_to_jiffies(WL1271_PS_COMPLETE_TIMEOUT)); + if (ret <= 0) { + wl1271_warning("couldn't enter ps mode!"); + ret = -EBUSY; + goto out; + } + + /* take mutex again, and wakeup */ + mutex_lock(&wl->mutex); + + ret = wl1271_ps_elp_wakeup(wl); + if (ret < 0) + goto out_unlock; + } +out_sleep: + wl1271_ps_elp_sleep(wl); +out_unlock: + mutex_unlock(&wl->mutex); +out: + return ret; + +} + +static void wl1271_configure_resume(struct wl1271 *wl) +{ + int ret; + + if (wl->bss_type != BSS_TYPE_STA_BSS) + return; + + mutex_lock(&wl->mutex); + ret = wl1271_ps_elp_wakeup(wl); + if (ret < 0) + goto out; + + /* exit psm if it wasn't configured */ + if (!test_bit(WL1271_FLAG_PSM_REQUESTED, &wl->flags)) + wl1271_ps_set_mode(wl, STATION_ACTIVE_MODE, + wl->basic_rate, true); + + wl1271_ps_elp_sleep(wl); +out: + mutex_unlock(&wl->mutex); +} + +static int wl1271_op_suspend(struct ieee80211_hw *hw, + struct cfg80211_wowlan *wow) +{ + struct wl1271 *wl = hw->priv; + wl1271_debug(DEBUG_MAC80211, "mac80211 suspend wow=%d", !!wow); + wl->wow_enabled = !!wow; + if (wl->wow_enabled) { + int ret; + ret = wl1271_configure_suspend(wl); + if (ret < 0) { + wl1271_warning("couldn't prepare device to suspend"); + return ret; + } + /* flush any remaining work */ + wl1271_debug(DEBUG_MAC80211, "flushing remaining works"); + flush_delayed_work(&wl->scan_complete_work); + + /* + * disable and re-enable interrupts in order to flush + * the threaded_irq + */ + wl1271_disable_interrupts(wl); + + /* + * set suspended flag to avoid triggering a new threaded_irq + * work. no need for spinlock as interrupts are disabled. + */ + set_bit(WL1271_FLAG_SUSPENDED, &wl->flags); + + wl1271_enable_interrupts(wl); + flush_work(&wl->tx_work); + flush_delayed_work(&wl->pspoll_work); + flush_delayed_work(&wl->elp_work); + } + return 0; +} + +static int wl1271_op_resume(struct ieee80211_hw *hw) +{ + struct wl1271 *wl = hw->priv; + wl1271_debug(DEBUG_MAC80211, "mac80211 resume wow=%d", + wl->wow_enabled); + + /* + * re-enable irq_work enqueuing, and call irq_work directly if + * there is a pending work. + */ + if (wl->wow_enabled) { + struct wl1271 *wl = hw->priv; + unsigned long flags; + bool run_irq_work = false; + + spin_lock_irqsave(&wl->wl_lock, flags); + clear_bit(WL1271_FLAG_SUSPENDED, &wl->flags); + if (test_and_clear_bit(WL1271_FLAG_PENDING_WORK, &wl->flags)) + run_irq_work = true; + spin_unlock_irqrestore(&wl->wl_lock, flags); + + if (run_irq_work) { + wl1271_debug(DEBUG_MAC80211, + "run postponed irq_work directly"); + wl1271_irq(0, wl); + wl1271_enable_interrupts(wl); + } + + wl1271_configure_resume(wl); + } + + return 0; +} +#endif + static int wl1271_op_start(struct ieee80211_hw *hw) { wl1271_debug(DEBUG_MAC80211, "mac80211 start"); @@ -1174,6 +1542,16 @@ static int wl1271_op_add_interface(struct ieee80211_hw *hw, goto out; } + /* + * in some very corner case HW recovery scenarios its possible to + * get here before __wl1271_op_remove_interface is complete, so + * opt out if that is the case. + */ + if (test_bit(WL1271_FLAG_IF_INITIALIZED, &wl->flags)) { + ret = -EBUSY; + goto out; + } + switch (vif->type) { case NL80211_IFTYPE_STATION: wl->bss_type = BSS_TYPE_STA_BSS; @@ -1242,6 +1620,7 @@ power_off: wl->vif = vif; wl->state = WL1271_STATE_ON; + set_bit(WL1271_FLAG_IF_INITIALIZED, &wl->flags); wl1271_info("firmware booted (%s)", wl->chip.fw_ver_str); /* update hw/fw version info in wiphy struct */ @@ -1249,6 +1628,9 @@ power_off: strncpy(wiphy->fw_version, wl->chip.fw_ver_str, sizeof(wiphy->fw_version)); + /* Check if any quirks are needed with older fw versions */ + wl->quirks |= wl1271_get_fw_ver_quirks(wl); + /* * Now we know if 11a is supported (info from the NVS), so disable * 11a channels if not supported @@ -1262,23 +1644,30 @@ power_off: out: mutex_unlock(&wl->mutex); + mutex_lock(&wl_list_mutex); if (!ret) list_add(&wl->list, &wl_list); + mutex_unlock(&wl_list_mutex); return ret; } -static void __wl1271_op_remove_interface(struct wl1271 *wl) +static void __wl1271_op_remove_interface(struct wl1271 *wl, + bool reset_tx_queues) { int i; wl1271_debug(DEBUG_MAC80211, "mac80211 remove interface"); + /* because of hardware recovery, we may get here twice */ + if (wl->state != WL1271_STATE_ON) + return; + wl1271_info("down"); + mutex_lock(&wl_list_mutex); list_del(&wl->list); - - WARN_ON(wl->state != WL1271_STATE_ON); + mutex_unlock(&wl_list_mutex); /* enable dyn ps just in case (if left on due to fw crash etc) */ if (wl->bss_type == BSS_TYPE_STA_BSS) @@ -1286,12 +1675,15 @@ static void __wl1271_op_remove_interface(struct wl1271 *wl) if (wl->scan.state != WL1271_SCAN_STATE_IDLE) { wl->scan.state = WL1271_SCAN_STATE_IDLE; - kfree(wl->scan.scanned_ch); - wl->scan.scanned_ch = NULL; + memset(wl->scan.scanned_ch, 0, sizeof(wl->scan.scanned_ch)); wl->scan.req = NULL; ieee80211_scan_completed(wl->hw, true); } + /* + * this must be before the cancel_work calls below, so that the work + * functions don't perform further work. + */ wl->state = WL1271_STATE_OFF; mutex_unlock(&wl->mutex); @@ -1307,7 +1699,7 @@ static void __wl1271_op_remove_interface(struct wl1271 *wl) mutex_lock(&wl->mutex); /* let's notify MAC80211 about the remaining pending TX frames */ - wl1271_tx_reset(wl); + wl1271_tx_reset(wl, reset_tx_queues); wl1271_power_off(wl); memset(wl->bssid, 0, ETH_ALEN); @@ -1321,6 +1713,7 @@ static void __wl1271_op_remove_interface(struct wl1271 *wl) wl->psm_entry_retry = 0; wl->power_level = WL1271_DEFAULT_POWER_LEVEL; wl->tx_blocks_available = 0; + wl->tx_allocated_blocks = 0; wl->tx_results_count = 0; wl->tx_packets_count = 0; wl->tx_security_last_seq = 0; @@ -1328,13 +1721,20 @@ static void __wl1271_op_remove_interface(struct wl1271 *wl) wl->time_offset = 0; wl->session_counter = 0; wl->rate_set = CONF_TX_RATE_MASK_BASIC; - wl->flags = 0; wl->vif = NULL; wl->filters = 0; wl1271_free_ap_keys(wl); memset(wl->ap_hlid_map, 0, sizeof(wl->ap_hlid_map)); wl->ap_fw_ps_map = 0; wl->ap_ps_map = 0; + wl->sched_scanning = false; + + /* + * this is performed after the cancel_work calls and the associated + * mutex_lock, so that wl1271_op_add_interface does not accidentally + * get executed before all these vars have been reset. + */ + wl->flags = 0; for (i = 0; i < NUM_TX_QUEUES; i++) wl->tx_blocks_freed[i] = 0; @@ -1361,14 +1761,14 @@ static void wl1271_op_remove_interface(struct ieee80211_hw *hw, */ if (wl->vif) { WARN_ON(wl->vif != vif); - __wl1271_op_remove_interface(wl); + __wl1271_op_remove_interface(wl, true); } mutex_unlock(&wl->mutex); cancel_work_sync(&wl->recovery_work); } -static void wl1271_configure_filters(struct wl1271 *wl, unsigned int filters) +void wl1271_configure_filters(struct wl1271 *wl, unsigned int filters) { wl1271_set_default_filters(wl); @@ -1431,10 +1831,10 @@ static int wl1271_join(struct wl1271 *wl, bool set_assoc) * One of the side effects of the JOIN command is that is clears * WPA/WPA2 keys from the chipset. Performing a JOIN while associated * to a WPA/WPA2 access point will therefore kill the data-path. - * Currently there is no supported scenario for JOIN during - * association - if it becomes a supported scenario, the WPA/WPA2 keys - * must be handled somehow. - * + * Currently the only valid scenario for JOIN during association + * is on roaming, in which case we will also be given new keys. + * Keep the below message for now, unless it starts bothering + * users who really like to roam a lot :) */ if (test_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags)) wl1271_info("JOIN while associated."); @@ -1490,7 +1890,7 @@ static int wl1271_unjoin(struct wl1271 *wl) clear_bit(WL1271_FLAG_JOINED, &wl->flags); memset(wl->bssid, 0, ETH_ALEN); - /* stop filterting packets based on bssid */ + /* stop filtering packets based on bssid */ wl1271_configure_filters(wl, FIF_OTHER_BSS); out: @@ -1530,6 +1930,13 @@ static int wl1271_sta_handle_idle(struct wl1271 *wl, bool idle) wl->session_counter++; if (wl->session_counter >= SESSION_COUNTER_MAX) wl->session_counter = 0; + + /* The current firmware only supports sched_scan in idle */ + if (wl->sched_scanning) { + wl1271_scan_sched_scan_stop(wl); + ieee80211_sched_scan_stopped(wl->hw); + } + ret = wl1271_dummy_join(wl); if (ret < 0) goto out; @@ -1569,7 +1976,12 @@ static int wl1271_op_config(struct ieee80211_hw *hw, u32 changed) mutex_lock(&wl->mutex); if (unlikely(wl->state == WL1271_STATE_OFF)) { - ret = -EAGAIN; + /* we support configuring the channel and band while off */ + if ((changed & IEEE80211_CONF_CHANGE_CHANNEL)) { + wl->band = conf->channel->band; + wl->channel = channel; + } + goto out; } @@ -2077,6 +2489,60 @@ out: return ret; } +static int wl1271_op_sched_scan_start(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct cfg80211_sched_scan_request *req, + struct ieee80211_sched_scan_ies *ies) +{ + struct wl1271 *wl = hw->priv; + int ret; + + wl1271_debug(DEBUG_MAC80211, "wl1271_op_sched_scan_start"); + + mutex_lock(&wl->mutex); + + ret = wl1271_ps_elp_wakeup(wl); + if (ret < 0) + goto out; + + ret = wl1271_scan_sched_scan_config(wl, req, ies); + if (ret < 0) + goto out_sleep; + + ret = wl1271_scan_sched_scan_start(wl); + if (ret < 0) + goto out_sleep; + + wl->sched_scanning = true; + +out_sleep: + wl1271_ps_elp_sleep(wl); +out: + mutex_unlock(&wl->mutex); + return ret; +} + +static void wl1271_op_sched_scan_stop(struct ieee80211_hw *hw, + struct ieee80211_vif *vif) +{ + struct wl1271 *wl = hw->priv; + int ret; + + wl1271_debug(DEBUG_MAC80211, "wl1271_op_sched_scan_stop"); + + mutex_lock(&wl->mutex); + + ret = wl1271_ps_elp_wakeup(wl); + if (ret < 0) + goto out; + + wl1271_scan_sched_scan_stop(wl); + + wl1271_ps_elp_sleep(wl); +out: + mutex_unlock(&wl->mutex); +} + static int wl1271_op_set_frag_threshold(struct ieee80211_hw *hw, u32 value) { struct wl1271 *wl = hw->priv; @@ -2093,7 +2559,7 @@ static int wl1271_op_set_frag_threshold(struct ieee80211_hw *hw, u32 value) if (ret < 0) goto out; - ret = wl1271_acx_frag_threshold(wl, (u16)value); + ret = wl1271_acx_frag_threshold(wl, value); if (ret < 0) wl1271_warning("wl1271_op_set_frag_threshold failed: %d", ret); @@ -2121,7 +2587,7 @@ static int wl1271_op_set_rts_threshold(struct ieee80211_hw *hw, u32 value) if (ret < 0) goto out; - ret = wl1271_acx_rts_threshold(wl, (u16) value); + ret = wl1271_acx_rts_threshold(wl, value); if (ret < 0) wl1271_warning("wl1271_op_set_rts_threshold failed: %d", ret); @@ -2136,20 +2602,24 @@ out: static int wl1271_ssid_set(struct wl1271 *wl, struct sk_buff *skb, int offset) { - u8 *ptr = skb->data + offset; + u8 ssid_len; + const u8 *ptr = cfg80211_find_ie(WLAN_EID_SSID, skb->data + offset, + skb->len - offset); - /* find the location of the ssid in the beacon */ - while (ptr < skb->data + skb->len) { - if (ptr[0] == WLAN_EID_SSID) { - wl->ssid_len = ptr[1]; - memcpy(wl->ssid, ptr+2, wl->ssid_len); - return 0; - } - ptr += (ptr[1] + 2); + if (!ptr) { + wl1271_error("No SSID in IEs!"); + return -ENOENT; } - wl1271_error("No SSID in IEs!\n"); - return -ENOENT; + ssid_len = ptr[1]; + if (ssid_len > IEEE80211_MAX_SSID_LEN) { + wl1271_error("SSID is too long!"); + return -EINVAL; + } + + wl->ssid_len = ssid_len; + memcpy(wl->ssid, ptr+2, ssid_len); + return 0; } static int wl1271_bss_erp_info_changed(struct wl1271 *wl, @@ -2264,24 +2734,19 @@ static void wl1271_bss_info_changed_ap(struct wl1271 *wl, if ((changed & BSS_CHANGED_BASIC_RATES)) { u32 rates = bss_conf->basic_rates; - struct conf_tx_rate_class mgmt_rc; wl->basic_rate_set = wl1271_tx_enabled_rates_get(wl, rates); wl->basic_rate = wl1271_tx_min_rate_get(wl); - wl1271_debug(DEBUG_AP, "basic rates: 0x%x", - wl->basic_rate_set); - - /* update the AP management rate policy with the new rates */ - mgmt_rc.enabled_rates = wl->basic_rate_set; - mgmt_rc.long_retry_limit = 10; - mgmt_rc.short_retry_limit = 10; - mgmt_rc.aflags = 0; - ret = wl1271_acx_ap_rate_policy(wl, &mgmt_rc, - ACX_TX_AP_MODE_MGMT_RATE); + + ret = wl1271_init_ap_rates(wl); if (ret < 0) { - wl1271_error("AP mgmt policy change failed %d", ret); + wl1271_error("AP rate policy change failed %d", ret); goto out; } + + ret = wl1271_ap_init_templates(wl); + if (ret < 0) + goto out; } ret = wl1271_bss_beacon_info_changed(wl, vif, bss_conf, changed); @@ -2314,6 +2779,24 @@ static void wl1271_bss_info_changed_ap(struct wl1271 *wl, } } + if (changed & BSS_CHANGED_IBSS) { + wl1271_debug(DEBUG_ADHOC, "ibss_joined: %d", + bss_conf->ibss_joined); + + if (bss_conf->ibss_joined) { + u32 rates = bss_conf->basic_rates; + wl->basic_rate_set = wl1271_tx_enabled_rates_get(wl, + rates); + wl->basic_rate = wl1271_tx_min_rate_get(wl); + + /* by default, use 11b rates */ + wl->rate_set = CONF_TX_IBSS_DEFAULT_RATES; + ret = wl1271_acx_sta_rate_policies(wl); + if (ret < 0) + goto out; + } + } + ret = wl1271_bss_erp_info_changed(wl, bss_conf, changed); if (ret < 0) goto out; @@ -2503,8 +2986,10 @@ static void wl1271_bss_info_changed_sta(struct wl1271 *wl, } } else { /* use defaults when not associated */ + bool was_assoc = + !!test_and_clear_bit(WL1271_FLAG_STA_ASSOCIATED, + &wl->flags); clear_bit(WL1271_FLAG_STA_STATE_SENT, &wl->flags); - clear_bit(WL1271_FLAG_STA_ASSOCIATED, &wl->flags); wl->aid = 0; /* free probe-request template */ @@ -2530,8 +3015,10 @@ static void wl1271_bss_info_changed_sta(struct wl1271 *wl, goto out; /* restore the bssid filter and go to dummy bssid */ - wl1271_unjoin(wl); - wl1271_dummy_join(wl); + if (was_assoc) { + wl1271_unjoin(wl); + wl1271_dummy_join(wl); + } } } @@ -2650,32 +3137,31 @@ static int wl1271_op_conf_tx(struct ieee80211_hw *hw, u16 queue, conf_tid->ack_policy = CONF_ACK_POLICY_LEGACY; conf_tid->apsd_conf[0] = 0; conf_tid->apsd_conf[1] = 0; - } else { - ret = wl1271_ps_elp_wakeup(wl); - if (ret < 0) - goto out; + goto out; + } - /* - * the txop is confed in units of 32us by the mac80211, - * we need us - */ - ret = wl1271_acx_ac_cfg(wl, wl1271_tx_get_queue(queue), - params->cw_min, params->cw_max, - params->aifs, params->txop << 5); - if (ret < 0) - goto out_sleep; + ret = wl1271_ps_elp_wakeup(wl); + if (ret < 0) + goto out; - ret = wl1271_acx_tid_cfg(wl, wl1271_tx_get_queue(queue), - CONF_CHANNEL_TYPE_EDCF, - wl1271_tx_get_queue(queue), - ps_scheme, CONF_ACK_POLICY_LEGACY, - 0, 0); - if (ret < 0) - goto out_sleep; + /* + * the txop is confed in units of 32us by the mac80211, + * we need us + */ + ret = wl1271_acx_ac_cfg(wl, wl1271_tx_get_queue(queue), + params->cw_min, params->cw_max, + params->aifs, params->txop << 5); + if (ret < 0) + goto out_sleep; + + ret = wl1271_acx_tid_cfg(wl, wl1271_tx_get_queue(queue), + CONF_CHANNEL_TYPE_EDCF, + wl1271_tx_get_queue(queue), + ps_scheme, CONF_ACK_POLICY_LEGACY, + 0, 0); out_sleep: - wl1271_ps_elp_sleep(wl); - } + wl1271_ps_elp_sleep(wl); out: mutex_unlock(&wl->mutex); @@ -2847,10 +3333,11 @@ out: return ret; } -int wl1271_op_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif, - enum ieee80211_ampdu_mlme_action action, - struct ieee80211_sta *sta, u16 tid, u16 *ssn, - u8 buf_size) +static int wl1271_op_ampdu_action(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + enum ieee80211_ampdu_mlme_action action, + struct ieee80211_sta *sta, u16 tid, u16 *ssn, + u8 buf_size) { struct wl1271 *wl = hw->priv; int ret; @@ -2907,6 +3394,28 @@ out: return ret; } +static bool wl1271_tx_frames_pending(struct ieee80211_hw *hw) +{ + struct wl1271 *wl = hw->priv; + bool ret = false; + + mutex_lock(&wl->mutex); + + if (unlikely(wl->state == WL1271_STATE_OFF)) + goto out; + + /* packets are considered pending if in the TX queue or the FW */ + ret = (wl->tx_queue_count > 0) || (wl->tx_frames_cnt > 0); + + /* the above is appropriate for STA mode for PS purposes */ + WARN_ON(wl->bss_type != BSS_TYPE_STA_BSS); + +out: + mutex_unlock(&wl->mutex); + + return ret; +} + /* can't be const, mac80211 writes to this */ static struct ieee80211_rate wl1271_rates[] = { { .bitrate = 10, @@ -3003,7 +3512,8 @@ static const u8 wl1271_rate_to_idx_2ghz[] = { #ifdef CONFIG_WL12XX_HT #define WL12XX_HT_CAP { \ - .cap = IEEE80211_HT_CAP_GRN_FLD | IEEE80211_HT_CAP_SGI_20, \ + .cap = IEEE80211_HT_CAP_GRN_FLD | IEEE80211_HT_CAP_SGI_20 | \ + (1 << IEEE80211_HT_CAP_RX_STBC_SHIFT), \ .ht_supported = true, \ .ampdu_factor = IEEE80211_HT_MAX_AMPDU_8K, \ .ampdu_density = IEEE80211_HT_MPDU_DENSITY_8, \ @@ -3142,12 +3652,18 @@ static const struct ieee80211_ops wl1271_ops = { .stop = wl1271_op_stop, .add_interface = wl1271_op_add_interface, .remove_interface = wl1271_op_remove_interface, +#ifdef CONFIG_PM + .suspend = wl1271_op_suspend, + .resume = wl1271_op_resume, +#endif .config = wl1271_op_config, .prepare_multicast = wl1271_op_prepare_multicast, .configure_filter = wl1271_op_configure_filter, .tx = wl1271_op_tx, .set_key = wl1271_op_set_key, .hw_scan = wl1271_op_hw_scan, + .sched_scan_start = wl1271_op_sched_scan_start, + .sched_scan_stop = wl1271_op_sched_scan_stop, .bss_info_changed = wl1271_op_bss_info_changed, .set_frag_threshold = wl1271_op_set_frag_threshold, .set_rts_threshold = wl1271_op_set_rts_threshold, @@ -3157,6 +3673,7 @@ static const struct ieee80211_ops wl1271_ops = { .sta_add = wl1271_op_sta_add, .sta_remove = wl1271_op_sta_remove, .ampdu_action = wl1271_op_ampdu_action, + .tx_frames_pending = wl1271_tx_frames_pending, CFG80211_TESTMODE_CMD(wl1271_tm_cmd) }; @@ -3207,8 +3724,7 @@ static ssize_t wl1271_sysfs_store_bt_coex_state(struct device *dev, unsigned long res; int ret; - ret = strict_strtoul(buf, 10, &res); - + ret = kstrtoul(buf, 10, &res); if (ret < 0) { wl1271_warning("incorrect value written to bt_coex_mode"); return count; @@ -3273,7 +3789,11 @@ int wl1271_register_hw(struct wl1271 *wl) ret = wl1271_fetch_nvs(wl); if (ret == 0) { - u8 *nvs_ptr = (u8 *)wl->nvs->nvs; + /* NOTE: The wl->nvs->nvs element must be first, in + * order to simplify the casting, we assume it is at + * the beginning of the wl->nvs structure. + */ + u8 *nvs_ptr = (u8 *)wl->nvs; wl->mac_addr[0] = nvs_ptr[11]; wl->mac_addr[1] = nvs_ptr[10]; @@ -3342,6 +3862,7 @@ int wl1271_init_ieee80211(struct wl1271 *wl) IEEE80211_HW_CONNECTION_MONITOR | IEEE80211_HW_SUPPORTS_CQM_RSSI | IEEE80211_HW_REPORTS_TX_ACK_STATUS | + IEEE80211_HW_SPECTRUM_MGMT | IEEE80211_HW_AP_LINK_PS; wl->hw->wiphy->cipher_suites = cipher_suites; @@ -3358,6 +3879,10 @@ int wl1271_init_ieee80211(struct wl1271 *wl) wl->hw->wiphy->max_scan_ie_len = WL1271_CMD_TEMPL_MAX_SIZE - sizeof(struct ieee80211_header); + /* make sure all our channels fit in the scanned_ch bitmask */ + BUILD_BUG_ON(ARRAY_SIZE(wl1271_channels) + + ARRAY_SIZE(wl1271_channels_5ghz) > + WL1271_MAX_CHANNELS); /* * We keep local copies of the band structs because we need to * modify them on a per-device basis. @@ -3458,6 +3983,8 @@ struct ieee80211_hw *wl1271_alloc_hw(void) wl->ap_ps_map = 0; wl->ap_fw_ps_map = 0; wl->quirks = 0; + wl->platform_quirks = 0; + wl->sched_scanning = false; memset(wl->tx_frames_map, 0, sizeof(wl->tx_frames_map)); for (i = 0; i < ACX_TX_DESCRIPTORS; i++) @@ -3478,11 +4005,17 @@ struct ieee80211_hw *wl1271_alloc_hw(void) goto err_hw; } + wl->dummy_packet = wl12xx_alloc_dummy_packet(wl); + if (!wl->dummy_packet) { + ret = -ENOMEM; + goto err_aggr; + } + /* Register platform device */ ret = platform_device_register(wl->plat_dev); if (ret) { wl1271_error("couldn't register platform device"); - goto err_aggr; + goto err_dummy_packet; } dev_set_drvdata(&wl->plat_dev->dev, wl); @@ -3508,6 +4041,9 @@ err_bt_coex_state: err_platform: platform_device_unregister(wl->plat_dev); +err_dummy_packet: + dev_kfree_skb(wl->dummy_packet); + err_aggr: free_pages((unsigned long)wl->aggr_buf, order); @@ -3527,6 +4063,7 @@ EXPORT_SYMBOL_GPL(wl1271_alloc_hw); int wl1271_free_hw(struct wl1271 *wl) { platform_device_unregister(wl->plat_dev); + dev_kfree_skb(wl->dummy_packet); free_pages((unsigned long)wl->aggr_buf, get_order(WL1271_AGGR_BUFFER_SIZE)); kfree(wl->plat_dev); diff --git a/drivers/net/wireless/wl12xx/ps.c b/drivers/net/wireless/wl12xx/ps.c index 971f13e792da..b59b67711a17 100644 --- a/drivers/net/wireless/wl12xx/ps.c +++ b/drivers/net/wireless/wl12xx/ps.c @@ -43,6 +43,10 @@ void wl1271_elp_work(struct work_struct *work) if (unlikely(wl->state == WL1271_STATE_OFF)) goto out; + /* our work might have been already cancelled */ + if (unlikely(!test_bit(WL1271_FLAG_ELP_REQUESTED, &wl->flags))) + goto out; + if (test_bit(WL1271_FLAG_IN_ELP, &wl->flags) || (!test_bit(WL1271_FLAG_PSM, &wl->flags) && !test_bit(WL1271_FLAG_IDLE, &wl->flags))) @@ -61,12 +65,16 @@ out: /* Routines to toggle sleep mode while in ELP */ void wl1271_ps_elp_sleep(struct wl1271 *wl) { - if (test_bit(WL1271_FLAG_PSM, &wl->flags) || - test_bit(WL1271_FLAG_IDLE, &wl->flags)) { - cancel_delayed_work(&wl->elp_work); - ieee80211_queue_delayed_work(wl->hw, &wl->elp_work, - msecs_to_jiffies(ELP_ENTRY_DELAY)); - } + /* we shouldn't get consecutive sleep requests */ + if (WARN_ON(test_and_set_bit(WL1271_FLAG_ELP_REQUESTED, &wl->flags))) + return; + + if (!test_bit(WL1271_FLAG_PSM, &wl->flags) && + !test_bit(WL1271_FLAG_IDLE, &wl->flags)) + return; + + ieee80211_queue_delayed_work(wl->hw, &wl->elp_work, + msecs_to_jiffies(ELP_ENTRY_DELAY)); } int wl1271_ps_elp_wakeup(struct wl1271 *wl) @@ -77,6 +85,16 @@ int wl1271_ps_elp_wakeup(struct wl1271 *wl) u32 start_time = jiffies; bool pending = false; + /* + * we might try to wake up even if we didn't go to sleep + * before (e.g. on boot) + */ + if (!test_and_clear_bit(WL1271_FLAG_ELP_REQUESTED, &wl->flags)) + return 0; + + /* don't cancel_sync as it might contend for a mutex and deadlock */ + cancel_delayed_work(&wl->elp_work); + if (!test_bit(WL1271_FLAG_IN_ELP, &wl->flags)) return 0; @@ -149,9 +167,6 @@ int wl1271_ps_set_mode(struct wl1271 *wl, enum wl1271_cmd_ps_mode mode, case STATION_ACTIVE_MODE: default: wl1271_debug(DEBUG_PSM, "leaving psm"); - ret = wl1271_ps_elp_wakeup(wl); - if (ret < 0) - return ret; /* disable beacon early termination */ ret = wl1271_acx_bet_enable(wl, false); diff --git a/drivers/net/wireless/wl12xx/ps.h b/drivers/net/wireless/wl12xx/ps.h index c41bd0a711bc..25eb9bc9b628 100644 --- a/drivers/net/wireless/wl12xx/ps.h +++ b/drivers/net/wireless/wl12xx/ps.h @@ -35,4 +35,6 @@ void wl1271_elp_work(struct work_struct *work); void wl1271_ps_link_start(struct wl1271 *wl, u8 hlid, bool clean_queues); void wl1271_ps_link_end(struct wl1271 *wl, u8 hlid); +#define WL1271_PS_COMPLETE_TIMEOUT 500 + #endif /* __WL1271_PS_H__ */ diff --git a/drivers/net/wireless/wl12xx/reg.h b/drivers/net/wireless/wl12xx/reg.h index 990960771528..440a4ee9cb42 100644 --- a/drivers/net/wireless/wl12xx/reg.h +++ b/drivers/net/wireless/wl12xx/reg.h @@ -207,6 +207,8 @@ #define CHIP_ID_1271_PG10 (0x4030101) #define CHIP_ID_1271_PG20 (0x4030111) +#define CHIP_ID_1283_PG10 (0x05030101) +#define CHIP_ID_1283_PG20 (0x05030111) #define ENABLE (REGISTERS_BASE + 0x5450) @@ -452,24 +454,11 @@ #define HI_CFG_UART_TX_OUT_GPIO_14 0x00000200 #define HI_CFG_UART_TX_OUT_GPIO_7 0x00000400 -/* - * NOTE: USE_ACTIVE_HIGH compilation flag should be defined in makefile - * for platforms using active high interrupt level - */ -#ifdef USE_ACTIVE_HIGH #define HI_CFG_DEF_VAL \ (HI_CFG_UART_ENABLE | \ HI_CFG_RST232_ENABLE | \ HI_CFG_CLOCK_REQ_SELECT | \ HI_CFG_HOST_INT_ENABLE) -#else -#define HI_CFG_DEF_VAL \ - (HI_CFG_UART_ENABLE | \ - HI_CFG_RST232_ENABLE | \ - HI_CFG_CLOCK_REQ_SELECT | \ - HI_CFG_HOST_INT_ENABLE) - -#endif #define REF_FREQ_19_2 0 #define REF_FREQ_26_0 1 diff --git a/drivers/net/wireless/wl12xx/rx.c b/drivers/net/wireless/wl12xx/rx.c index 919b59f00301..70091035e019 100644 --- a/drivers/net/wireless/wl12xx/rx.c +++ b/drivers/net/wireless/wl12xx/rx.c @@ -48,18 +48,14 @@ static void wl1271_rx_status(struct wl1271 *wl, struct ieee80211_rx_status *status, u8 beacon) { - enum ieee80211_band desc_band; - memset(status, 0, sizeof(struct ieee80211_rx_status)); - status->band = wl->band; - if ((desc->flags & WL1271_RX_DESC_BAND_MASK) == WL1271_RX_DESC_BAND_BG) - desc_band = IEEE80211_BAND_2GHZ; + status->band = IEEE80211_BAND_2GHZ; else - desc_band = IEEE80211_BAND_5GHZ; + status->band = IEEE80211_BAND_5GHZ; - status->rate_idx = wl1271_rate_to_idx(desc->rate, desc_band); + status->rate_idx = wl1271_rate_to_idx(desc->rate, status->band); #ifdef CONFIG_WL12XX_HT /* 11n support */ @@ -76,15 +72,19 @@ static void wl1271_rx_status(struct wl1271 *wl, */ wl->noise = desc->rssi - (desc->snr >> 1); - status->freq = ieee80211_channel_to_frequency(desc->channel, desc_band); + status->freq = ieee80211_channel_to_frequency(desc->channel, + status->band); if (desc->flags & WL1271_RX_DESC_ENCRYPT_MASK) { - status->flag |= RX_FLAG_IV_STRIPPED | RX_FLAG_MMIC_STRIPPED; + u8 desc_err_code = desc->status & WL1271_RX_DESC_STATUS_MASK; + + status->flag |= RX_FLAG_IV_STRIPPED | RX_FLAG_MMIC_STRIPPED | + RX_FLAG_DECRYPTED; - if (likely(!(desc->status & WL1271_RX_DESC_DECRYPT_FAIL))) - status->flag |= RX_FLAG_DECRYPTED; - if (unlikely(desc->status & WL1271_RX_DESC_MIC_FAIL)) + if (unlikely(desc_err_code == WL1271_RX_DESC_MIC_FAIL)) { status->flag |= RX_FLAG_MMIC_ERROR; + wl1271_warning("Michael MIC error"); + } } } @@ -103,6 +103,25 @@ static int wl1271_rx_handle_data(struct wl1271 *wl, u8 *data, u32 length) if (unlikely(wl->state == WL1271_STATE_PLT)) return -EINVAL; + /* the data read starts with the descriptor */ + desc = (struct wl1271_rx_descriptor *) data; + + switch (desc->status & WL1271_RX_DESC_STATUS_MASK) { + /* discard corrupted packets */ + case WL1271_RX_DESC_DRIVER_RX_Q_FAIL: + case WL1271_RX_DESC_DECRYPT_FAIL: + wl1271_warning("corrupted packet in RX with status: 0x%x", + desc->status & WL1271_RX_DESC_STATUS_MASK); + return -EINVAL; + case WL1271_RX_DESC_SUCCESS: + case WL1271_RX_DESC_MIC_FAIL: + break; + default: + wl1271_error("invalid RX descriptor status: 0x%x", + desc->status & WL1271_RX_DESC_STATUS_MASK); + return -EINVAL; + } + skb = __dev_alloc_skb(length, GFP_KERNEL); if (!skb) { wl1271_error("Couldn't allocate RX frame"); @@ -112,9 +131,6 @@ static int wl1271_rx_handle_data(struct wl1271 *wl, u8 *data, u32 length) buf = skb_put(skb, length); memcpy(buf, data, length); - /* the data read starts with the descriptor */ - desc = (struct wl1271_rx_descriptor *) buf; - /* now we pull the descriptor out of the buffer */ skb_pull(skb, sizeof(*desc)); @@ -124,7 +140,8 @@ static int wl1271_rx_handle_data(struct wl1271 *wl, u8 *data, u32 length) wl1271_rx_status(wl, desc, IEEE80211_SKB_RXCB(skb), beacon); - wl1271_debug(DEBUG_RX, "rx skb 0x%p: %d B %s", skb, skb->len, + wl1271_debug(DEBUG_RX, "rx skb 0x%p: %d B %s", skb, + skb->len - desc->pad_len, beacon ? "beacon" : ""); skb_trim(skb, skb->len - desc->pad_len); @@ -163,18 +180,25 @@ void wl1271_rx(struct wl1271 *wl, struct wl1271_fw_common_status *status) break; } - /* - * Choose the block we want to read - * For aggregated packets, only the first memory block should - * be retrieved. The FW takes care of the rest. - */ - mem_block = wl1271_rx_get_mem_block(status, drv_rx_counter); - wl->rx_mem_pool_addr.addr = (mem_block << 8) + - le32_to_cpu(wl_mem_map->packet_memory_pool_start); - wl->rx_mem_pool_addr.addr_extra = - wl->rx_mem_pool_addr.addr + 4; - wl1271_write(wl, WL1271_SLV_REG_DATA, &wl->rx_mem_pool_addr, - sizeof(wl->rx_mem_pool_addr), false); + if (wl->chip.id != CHIP_ID_1283_PG20) { + /* + * Choose the block we want to read + * For aggregated packets, only the first memory block + * should be retrieved. The FW takes care of the rest. + */ + mem_block = wl1271_rx_get_mem_block(status, + drv_rx_counter); + + wl->rx_mem_pool_addr.addr = (mem_block << 8) + + le32_to_cpu(wl_mem_map->packet_memory_pool_start); + + wl->rx_mem_pool_addr.addr_extra = + wl->rx_mem_pool_addr.addr + 4; + + wl1271_write(wl, WL1271_SLV_REG_DATA, + &wl->rx_mem_pool_addr, + sizeof(wl->rx_mem_pool_addr), false); + } /* Read all available packets at once */ wl1271_read(wl, WL1271_SLV_MEM_DATA, wl->aggr_buf, diff --git a/drivers/net/wireless/wl12xx/scan.c b/drivers/net/wireless/wl12xx/scan.c index 420653a2859c..f37e5a391976 100644 --- a/drivers/net/wireless/wl12xx/scan.c +++ b/drivers/net/wireless/wl12xx/scan.c @@ -48,8 +48,7 @@ void wl1271_scan_complete_work(struct work_struct *work) goto out; wl->scan.state = WL1271_SCAN_STATE_IDLE; - kfree(wl->scan.scanned_ch); - wl->scan.scanned_ch = NULL; + memset(wl->scan.scanned_ch, 0, sizeof(wl->scan.scanned_ch)); wl->scan.req = NULL; ieee80211_scan_completed(wl->hw, false); @@ -87,7 +86,7 @@ static int wl1271_get_scan_channels(struct wl1271 *wl, flags = req->channels[i]->flags; - if (!wl->scan.scanned_ch[i] && + if (!test_bit(i, wl->scan.scanned_ch) && !(flags & IEEE80211_CHAN_DISABLED) && ((!!(flags & IEEE80211_CHAN_PASSIVE_SCAN)) == passive) && (req->channels[i]->band == band)) { @@ -124,7 +123,7 @@ static int wl1271_get_scan_channels(struct wl1271 *wl, memset(&channels[j].bssid_msb, 0xff, 2); /* Mark the channels we already used */ - wl->scan.scanned_ch[i] = true; + set_bit(i, wl->scan.scanned_ch); j++; } @@ -291,6 +290,12 @@ void wl1271_scan_stm(struct wl1271 *wl) int wl1271_scan(struct wl1271 *wl, const u8 *ssid, size_t ssid_len, struct cfg80211_scan_request *req) { + /* + * cfg80211 should guarantee that we don't get more channels + * than what we have registered. + */ + BUG_ON(req->n_channels > WL1271_MAX_CHANNELS); + if (wl->scan.state != WL1271_SCAN_STATE_IDLE) return -EBUSY; @@ -304,10 +309,8 @@ int wl1271_scan(struct wl1271 *wl, const u8 *ssid, size_t ssid_len, } wl->scan.req = req; + memset(wl->scan.scanned_ch, 0, sizeof(wl->scan.scanned_ch)); - wl->scan.scanned_ch = kcalloc(req->n_channels, - sizeof(*wl->scan.scanned_ch), - GFP_KERNEL); /* we assume failure so that timeout scenarios are handled correctly */ wl->scan.failed = true; ieee80211_queue_delayed_work(wl->hw, &wl->scan_complete_work, @@ -317,3 +320,246 @@ int wl1271_scan(struct wl1271 *wl, const u8 *ssid, size_t ssid_len, return 0; } + +static int +wl1271_scan_get_sched_scan_channels(struct wl1271 *wl, + struct cfg80211_sched_scan_request *req, + struct conn_scan_ch_params *channels, + u32 band, bool radar, bool passive, + int start) +{ + struct conf_sched_scan_settings *c = &wl->conf.sched_scan; + int i, j; + u32 flags; + + for (i = 0, j = start; + i < req->n_channels && j < MAX_CHANNELS_ALL_BANDS; + i++) { + flags = req->channels[i]->flags; + + if (!(flags & IEEE80211_CHAN_DISABLED) && + ((flags & IEEE80211_CHAN_PASSIVE_SCAN) == passive) && + ((flags & IEEE80211_CHAN_RADAR) == radar) && + (req->channels[i]->band == band)) { + wl1271_debug(DEBUG_SCAN, "band %d, center_freq %d ", + req->channels[i]->band, + req->channels[i]->center_freq); + wl1271_debug(DEBUG_SCAN, "hw_value %d, flags %X", + req->channels[i]->hw_value, + req->channels[i]->flags); + wl1271_debug(DEBUG_SCAN, "max_power %d", + req->channels[i]->max_power); + + if (flags & IEEE80211_CHAN_PASSIVE_SCAN) { + channels[j].passive_duration = + cpu_to_le16(c->dwell_time_passive); + } else { + channels[j].min_duration = + cpu_to_le16(c->min_dwell_time_active); + channels[j].max_duration = + cpu_to_le16(c->max_dwell_time_active); + } + channels[j].tx_power_att = req->channels[j]->max_power; + channels[j].channel = req->channels[i]->hw_value; + + j++; + } + } + + return j - start; +} + +static int +wl1271_scan_sched_scan_channels(struct wl1271 *wl, + struct cfg80211_sched_scan_request *req, + struct wl1271_cmd_sched_scan_config *cfg) +{ + int idx = 0; + + cfg->passive[0] = + wl1271_scan_get_sched_scan_channels(wl, req, cfg->channels, + IEEE80211_BAND_2GHZ, + false, true, idx); + idx += cfg->passive[0]; + + cfg->active[0] = + wl1271_scan_get_sched_scan_channels(wl, req, cfg->channels, + IEEE80211_BAND_2GHZ, + false, false, idx); + idx += cfg->active[0]; + + cfg->passive[1] = + wl1271_scan_get_sched_scan_channels(wl, req, cfg->channels, + IEEE80211_BAND_5GHZ, + false, true, idx); + idx += cfg->passive[1]; + + cfg->active[1] = + wl1271_scan_get_sched_scan_channels(wl, req, cfg->channels, + IEEE80211_BAND_5GHZ, + false, false, 14); + idx += cfg->active[1]; + + cfg->dfs = + wl1271_scan_get_sched_scan_channels(wl, req, cfg->channels, + IEEE80211_BAND_5GHZ, + true, false, idx); + idx += cfg->dfs; + + wl1271_debug(DEBUG_SCAN, " 2.4GHz: active %d passive %d", + cfg->active[0], cfg->passive[0]); + wl1271_debug(DEBUG_SCAN, " 5GHz: active %d passive %d", + cfg->active[1], cfg->passive[1]); + + return idx; +} + +int wl1271_scan_sched_scan_config(struct wl1271 *wl, + struct cfg80211_sched_scan_request *req, + struct ieee80211_sched_scan_ies *ies) +{ + struct wl1271_cmd_sched_scan_config *cfg = NULL; + struct conf_sched_scan_settings *c = &wl->conf.sched_scan; + int i, total_channels, ret; + + wl1271_debug(DEBUG_CMD, "cmd sched_scan scan config"); + + cfg = kzalloc(sizeof(*cfg), GFP_KERNEL); + if (!cfg) + return -ENOMEM; + + cfg->rssi_threshold = c->rssi_threshold; + cfg->snr_threshold = c->snr_threshold; + cfg->n_probe_reqs = c->num_probe_reqs; + /* cycles set to 0 it means infinite (until manually stopped) */ + cfg->cycles = 0; + /* report APs when at least 1 is found */ + cfg->report_after = 1; + /* don't stop scanning automatically when something is found */ + cfg->terminate = 0; + cfg->tag = WL1271_SCAN_DEFAULT_TAG; + /* don't filter on BSS type */ + cfg->bss_type = SCAN_BSS_TYPE_ANY; + /* currently NL80211 supports only a single interval */ + for (i = 0; i < SCAN_MAX_CYCLE_INTERVALS; i++) + cfg->intervals[i] = cpu_to_le32(req->interval); + + if (req->ssids[0].ssid_len && req->ssids[0].ssid) { + cfg->filter_type = SCAN_SSID_FILTER_SPECIFIC; + cfg->ssid_len = req->ssids[0].ssid_len; + memcpy(cfg->ssid, req->ssids[0].ssid, + req->ssids[0].ssid_len); + } else { + cfg->filter_type = SCAN_SSID_FILTER_ANY; + cfg->ssid_len = 0; + } + + total_channels = wl1271_scan_sched_scan_channels(wl, req, cfg); + if (total_channels == 0) { + wl1271_error("scan channel list is empty"); + ret = -EINVAL; + goto out; + } + + if (cfg->active[0]) { + ret = wl1271_cmd_build_probe_req(wl, req->ssids[0].ssid, + req->ssids[0].ssid_len, + ies->ie[IEEE80211_BAND_2GHZ], + ies->len[IEEE80211_BAND_2GHZ], + IEEE80211_BAND_2GHZ); + if (ret < 0) { + wl1271_error("2.4GHz PROBE request template failed"); + goto out; + } + } + + if (cfg->active[1]) { + ret = wl1271_cmd_build_probe_req(wl, req->ssids[0].ssid, + req->ssids[0].ssid_len, + ies->ie[IEEE80211_BAND_5GHZ], + ies->len[IEEE80211_BAND_5GHZ], + IEEE80211_BAND_5GHZ); + if (ret < 0) { + wl1271_error("5GHz PROBE request template failed"); + goto out; + } + } + + wl1271_dump(DEBUG_SCAN, "SCAN_CFG: ", cfg, sizeof(*cfg)); + + ret = wl1271_cmd_send(wl, CMD_CONNECTION_SCAN_CFG, cfg, + sizeof(*cfg), 0); + if (ret < 0) { + wl1271_error("SCAN configuration failed"); + goto out; + } +out: + kfree(cfg); + return ret; +} + +int wl1271_scan_sched_scan_start(struct wl1271 *wl) +{ + struct wl1271_cmd_sched_scan_start *start; + int ret = 0; + + wl1271_debug(DEBUG_CMD, "cmd periodic scan start"); + + if (wl->bss_type != BSS_TYPE_STA_BSS) + return -EOPNOTSUPP; + + if (!test_bit(WL1271_FLAG_IDLE, &wl->flags)) + return -EBUSY; + + start = kzalloc(sizeof(*start), GFP_KERNEL); + if (!start) + return -ENOMEM; + + start->tag = WL1271_SCAN_DEFAULT_TAG; + + ret = wl1271_cmd_send(wl, CMD_START_PERIODIC_SCAN, start, + sizeof(*start), 0); + if (ret < 0) { + wl1271_error("failed to send scan start command"); + goto out_free; + } + +out_free: + kfree(start); + return ret; +} + +void wl1271_scan_sched_scan_results(struct wl1271 *wl) +{ + wl1271_debug(DEBUG_SCAN, "got periodic scan results"); + + ieee80211_sched_scan_results(wl->hw); +} + +void wl1271_scan_sched_scan_stop(struct wl1271 *wl) +{ + struct wl1271_cmd_sched_scan_stop *stop; + int ret = 0; + + wl1271_debug(DEBUG_CMD, "cmd periodic scan stop"); + + /* FIXME: what to do if alloc'ing to stop fails? */ + stop = kzalloc(sizeof(*stop), GFP_KERNEL); + if (!stop) { + wl1271_error("failed to alloc memory to send sched scan stop"); + return; + } + + stop->tag = WL1271_SCAN_DEFAULT_TAG; + + ret = wl1271_cmd_send(wl, CMD_STOP_PERIODIC_SCAN, stop, + sizeof(*stop), 0); + if (ret < 0) { + wl1271_error("failed to send sched scan stop command"); + goto out_free; + } + wl->sched_scanning = false; + +out_free: + kfree(stop); +} diff --git a/drivers/net/wireless/wl12xx/scan.h b/drivers/net/wireless/wl12xx/scan.h index 421a750add5a..c83319579ca3 100644 --- a/drivers/net/wireless/wl12xx/scan.h +++ b/drivers/net/wireless/wl12xx/scan.h @@ -33,6 +33,12 @@ int wl1271_scan_build_probe_req(struct wl1271 *wl, const u8 *ie, size_t ie_len, u8 band); void wl1271_scan_stm(struct wl1271 *wl); void wl1271_scan_complete_work(struct work_struct *work); +int wl1271_scan_sched_scan_config(struct wl1271 *wl, + struct cfg80211_sched_scan_request *req, + struct ieee80211_sched_scan_ies *ies); +int wl1271_scan_sched_scan_start(struct wl1271 *wl); +void wl1271_scan_sched_scan_stop(struct wl1271 *wl); +void wl1271_scan_sched_scan_results(struct wl1271 *wl); #define WL1271_SCAN_MAX_CHANNELS 24 #define WL1271_SCAN_DEFAULT_TAG 1 @@ -106,4 +112,112 @@ struct wl1271_cmd_trigger_scan_to { __le32 timeout; } __packed; +#define MAX_CHANNELS_ALL_BANDS 41 +#define SCAN_MAX_CYCLE_INTERVALS 16 +#define SCAN_MAX_BANDS 3 + +enum { + SCAN_CHANNEL_TYPE_2GHZ_PASSIVE, + SCAN_CHANNEL_TYPE_2GHZ_ACTIVE, + SCAN_CHANNEL_TYPE_5GHZ_PASSIVE, + SCAN_CHANNEL_TYPE_5GHZ_ACTIVE, + SCAN_CHANNEL_TYPE_5GHZ_DFS, +}; + +enum { + SCAN_SSID_FILTER_ANY = 0, + SCAN_SSID_FILTER_SPECIFIC = 1, + SCAN_SSID_FILTER_LIST = 2, + SCAN_SSID_FILTER_DISABLED = 3 +}; + +enum { + SCAN_BSS_TYPE_INDEPENDENT, + SCAN_BSS_TYPE_INFRASTRUCTURE, + SCAN_BSS_TYPE_ANY, +}; + +struct conn_scan_ch_params { + __le16 min_duration; + __le16 max_duration; + __le16 passive_duration; + + u8 channel; + u8 tx_power_att; + + /* bit 0: DFS channel; bit 1: DFS enabled */ + u8 flags; + + u8 padding[3]; +} __packed; + +struct wl1271_cmd_sched_scan_config { + struct wl1271_cmd_header header; + + __le32 intervals[SCAN_MAX_CYCLE_INTERVALS]; + + s8 rssi_threshold; /* for filtering (in dBm) */ + s8 snr_threshold; /* for filtering (in dB) */ + + u8 cycles; /* maximum number of scan cycles */ + u8 report_after; /* report when this number of results are received */ + u8 terminate; /* stop scanning after reporting */ + + u8 tag; + u8 bss_type; /* for filtering */ + u8 filter_type; + + u8 ssid_len; /* For SCAN_SSID_FILTER_SPECIFIC */ + u8 ssid[IW_ESSID_MAX_SIZE]; + + u8 n_probe_reqs; /* Number of probes requests per channel */ + + u8 passive[SCAN_MAX_BANDS]; + u8 active[SCAN_MAX_BANDS]; + + u8 dfs; + + u8 padding[3]; + + struct conn_scan_ch_params channels[MAX_CHANNELS_ALL_BANDS]; +} __packed; + + +#define SCHED_SCAN_MAX_SSIDS 8 + +enum { + SCAN_SSID_TYPE_PUBLIC = 0, + SCAN_SSID_TYPE_HIDDEN = 1, +}; + +struct wl1271_ssid { + u8 type; + u8 len; + u8 ssid[IW_ESSID_MAX_SIZE]; + /* u8 padding[2]; */ +} __packed; + +struct wl1271_cmd_sched_scan_ssid_list { + struct wl1271_cmd_header header; + + u8 n_ssids; + struct wl1271_ssid ssids[SCHED_SCAN_MAX_SSIDS]; + u8 padding[3]; +} __packed; + +struct wl1271_cmd_sched_scan_start { + struct wl1271_cmd_header header; + + u8 tag; + u8 padding[3]; +} __packed; + +struct wl1271_cmd_sched_scan_stop { + struct wl1271_cmd_header header; + + u8 tag; + u8 padding[3]; +} __packed; + + #endif /* __WL1271_SCAN_H__ */ diff --git a/drivers/net/wireless/wl12xx/sdio.c b/drivers/net/wireless/wl12xx/sdio.c index b1c7d031c391..536e5065454b 100644 --- a/drivers/net/wireless/wl12xx/sdio.c +++ b/drivers/net/wireless/wl12xx/sdio.c @@ -51,6 +51,13 @@ static const struct sdio_device_id wl1271_devices[] = { }; MODULE_DEVICE_TABLE(sdio, wl1271_devices); +static void wl1271_sdio_set_block_size(struct wl1271 *wl, unsigned int blksz) +{ + sdio_claim_host(wl->if_priv); + sdio_set_block_size(wl->if_priv, blksz); + sdio_release_host(wl->if_priv); +} + static inline struct sdio_func *wl_to_func(struct wl1271 *wl) { return wl->if_priv; @@ -75,6 +82,16 @@ static irqreturn_t wl1271_hardirq(int irq, void *cookie) complete(wl->elp_compl); wl->elp_compl = NULL; } + + if (test_bit(WL1271_FLAG_SUSPENDED, &wl->flags)) { + /* don't enqueue a work right now. mark it as pending */ + set_bit(WL1271_FLAG_PENDING_WORK, &wl->flags); + wl1271_debug(DEBUG_IRQ, "should not enqueue work"); + disable_irq_nosync(wl->irq); + pm_wakeup_event(wl1271_sdio_wl_to_dev(wl), 0); + spin_unlock_irqrestore(&wl->wl_lock, flags); + return IRQ_HANDLED; + } spin_unlock_irqrestore(&wl->wl_lock, flags); return IRQ_WAKE_THREAD; @@ -203,7 +220,8 @@ static struct wl1271_if_operations sdio_ops = { .power = wl1271_sdio_set_power, .dev = wl1271_sdio_wl_to_dev, .enable_irq = wl1271_sdio_enable_interrupts, - .disable_irq = wl1271_sdio_disable_interrupts + .disable_irq = wl1271_sdio_disable_interrupts, + .set_block_size = wl1271_sdio_set_block_size, }; static int __devinit wl1271_probe(struct sdio_func *func, @@ -212,6 +230,8 @@ static int __devinit wl1271_probe(struct sdio_func *func, struct ieee80211_hw *hw; const struct wl12xx_platform_data *wlan_data; struct wl1271 *wl; + unsigned long irqflags; + mmc_pm_flag_t mmcflags; int ret; /* We are only able to handle the wlan function */ @@ -230,6 +250,9 @@ static int __devinit wl1271_probe(struct sdio_func *func, /* Grab access to FN0 for ELP reg. */ func->card->quirks |= MMC_QUIRK_LENIENT_FN0; + /* Use block mode for transferring over one block size of data */ + func->card->quirks |= MMC_QUIRK_BLKSZ_FOR_BYTE_MODE; + wlan_data = wl12xx_get_platform_data(); if (IS_ERR(wlan_data)) { ret = PTR_ERR(wlan_data); @@ -239,17 +262,34 @@ static int __devinit wl1271_probe(struct sdio_func *func, wl->irq = wlan_data->irq; wl->ref_clock = wlan_data->board_ref_clock; + wl->tcxo_clock = wlan_data->board_tcxo_clock; + wl->platform_quirks = wlan_data->platform_quirks; + + if (wl->platform_quirks & WL12XX_PLATFORM_QUIRK_EDGE_IRQ) + irqflags = IRQF_TRIGGER_RISING; + else + irqflags = IRQF_TRIGGER_HIGH | IRQF_ONESHOT; ret = request_threaded_irq(wl->irq, wl1271_hardirq, wl1271_irq, - IRQF_TRIGGER_HIGH | IRQF_ONESHOT, + irqflags, DRIVER_NAME, wl); if (ret < 0) { wl1271_error("request_irq() failed: %d", ret); goto out_free; } + enable_irq_wake(wl->irq); + device_init_wakeup(wl1271_sdio_wl_to_dev(wl), 1); + disable_irq(wl->irq); + /* if sdio can keep power while host is suspended, enable wow */ + mmcflags = sdio_get_host_pm_caps(func); + wl1271_debug(DEBUG_SDIO, "sdio PM caps = 0x%x", mmcflags); + + if (mmcflags & MMC_PM_KEEP_POWER) + hw->wiphy->wowlan.flags = WIPHY_WOWLAN_ANY; + ret = wl1271_init_ieee80211(wl); if (ret) goto out_irq; @@ -284,19 +324,61 @@ static void __devexit wl1271_remove(struct sdio_func *func) pm_runtime_get_noresume(&func->dev); wl1271_unregister_hw(wl); + device_init_wakeup(wl1271_sdio_wl_to_dev(wl), 0); + disable_irq_wake(wl->irq); free_irq(wl->irq, wl); wl1271_free_hw(wl); } +#ifdef CONFIG_PM static int wl1271_suspend(struct device *dev) { /* Tell MMC/SDIO core it's OK to power down the card * (if it isn't already), but not to remove it completely */ - return 0; + struct sdio_func *func = dev_to_sdio_func(dev); + struct wl1271 *wl = sdio_get_drvdata(func); + mmc_pm_flag_t sdio_flags; + int ret = 0; + + wl1271_debug(DEBUG_MAC80211, "wl1271 suspend. wow_enabled: %d", + wl->wow_enabled); + + /* check whether sdio should keep power */ + if (wl->wow_enabled) { + sdio_flags = sdio_get_host_pm_caps(func); + + if (!(sdio_flags & MMC_PM_KEEP_POWER)) { + wl1271_error("can't keep power while host " + "is suspended"); + ret = -EINVAL; + goto out; + } + + /* keep power while host suspended */ + ret = sdio_set_host_pm_flags(func, MMC_PM_KEEP_POWER); + if (ret) { + wl1271_error("error while trying to keep power"); + goto out; + } + + /* release host */ + sdio_release_host(func); + } +out: + return ret; } static int wl1271_resume(struct device *dev) { + struct sdio_func *func = dev_to_sdio_func(dev); + struct wl1271 *wl = sdio_get_drvdata(func); + + wl1271_debug(DEBUG_MAC80211, "wl1271 resume"); + if (wl->wow_enabled) { + /* claim back host */ + sdio_claim_host(func); + } + return 0; } @@ -304,15 +386,18 @@ static const struct dev_pm_ops wl1271_sdio_pm_ops = { .suspend = wl1271_suspend, .resume = wl1271_resume, }; +#endif static struct sdio_driver wl1271_sdio_driver = { .name = "wl1271_sdio", .id_table = wl1271_devices, .probe = wl1271_probe, .remove = __devexit_p(wl1271_remove), +#ifdef CONFIG_PM .drv = { .pm = &wl1271_sdio_pm_ops, }, +#endif }; static int __init wl1271_init(void) @@ -343,4 +428,6 @@ MODULE_LICENSE("GPL"); MODULE_AUTHOR("Luciano Coelho <coelho@ti.com>"); MODULE_AUTHOR("Juuso Oikarinen <juuso.oikarinen@nokia.com>"); MODULE_FIRMWARE(WL1271_FW_NAME); -MODULE_FIRMWARE(WL1271_AP_FW_NAME); +MODULE_FIRMWARE(WL128X_FW_NAME); +MODULE_FIRMWARE(WL127X_AP_FW_NAME); +MODULE_FIRMWARE(WL128X_AP_FW_NAME); diff --git a/drivers/net/wireless/wl12xx/sdio_test.c b/drivers/net/wireless/wl12xx/sdio_test.c index 9fcbd3dd8490..f28915392877 100644 --- a/drivers/net/wireless/wl12xx/sdio_test.c +++ b/drivers/net/wireless/wl12xx/sdio_test.c @@ -189,7 +189,12 @@ static int wl1271_fetch_firmware(struct wl1271 *wl) const struct firmware *fw; int ret; - ret = request_firmware(&fw, WL1271_FW_NAME, wl1271_wl_to_dev(wl)); + if (wl->chip.id == CHIP_ID_1283_PG20) + ret = request_firmware(&fw, WL128X_FW_NAME, + wl1271_wl_to_dev(wl)); + else + ret = request_firmware(&fw, WL1271_FW_NAME, + wl1271_wl_to_dev(wl)); if (ret < 0) { wl1271_error("could not get firmware: %d", ret); @@ -227,14 +232,14 @@ static int wl1271_fetch_nvs(struct wl1271 *wl) const struct firmware *fw; int ret; - ret = request_firmware(&fw, WL1271_NVS_NAME, wl1271_wl_to_dev(wl)); + ret = request_firmware(&fw, WL12XX_NVS_NAME, wl1271_wl_to_dev(wl)); if (ret < 0) { wl1271_error("could not get nvs file: %d", ret); return ret; } - wl->nvs = kmemdup(fw->data, sizeof(struct wl1271_nvs_file), GFP_KERNEL); + wl->nvs = kmemdup(fw->data, fw->size, GFP_KERNEL); if (!wl->nvs) { wl1271_error("could not allocate memory for the nvs file"); @@ -288,6 +293,11 @@ static int wl1271_chip_wakeup(struct wl1271 *wl) wl1271_notice("chip id 0x%x (1271 PG20)", wl->chip.id); break; + case CHIP_ID_1283_PG20: + wl1271_notice("chip id 0x%x (1283 PG20)", + wl->chip.id); + break; + case CHIP_ID_1283_PG10: default: wl1271_warning("unsupported chip id: 0x%x", wl->chip.id); return -ENODEV; @@ -407,6 +417,9 @@ static int __devinit wl1271_probe(struct sdio_func *func, /* Grab access to FN0 for ELP reg. */ func->card->quirks |= MMC_QUIRK_LENIENT_FN0; + /* Use block mode for transferring over one block size of data */ + func->card->quirks |= MMC_QUIRK_BLKSZ_FOR_BYTE_MODE; + wlan_data = wl12xx_get_platform_data(); if (IS_ERR(wlan_data)) { ret = PTR_ERR(wlan_data); @@ -416,6 +429,7 @@ static int __devinit wl1271_probe(struct sdio_func *func, wl->irq = wlan_data->irq; wl->ref_clock = wlan_data->board_ref_clock; + wl->tcxo_clock = wlan_data->board_tcxo_clock; sdio_set_drvdata(func, wl_test); diff --git a/drivers/net/wireless/wl12xx/spi.c b/drivers/net/wireless/wl12xx/spi.c index ffc745b17f4d..51662bb68019 100644 --- a/drivers/net/wireless/wl12xx/spi.c +++ b/drivers/net/wireless/wl12xx/spi.c @@ -355,7 +355,8 @@ static struct wl1271_if_operations spi_ops = { .power = wl1271_spi_set_power, .dev = wl1271_spi_wl_to_dev, .enable_irq = wl1271_spi_enable_interrupts, - .disable_irq = wl1271_spi_disable_interrupts + .disable_irq = wl1271_spi_disable_interrupts, + .set_block_size = NULL, }; static int __devinit wl1271_probe(struct spi_device *spi) @@ -363,6 +364,7 @@ static int __devinit wl1271_probe(struct spi_device *spi) struct wl12xx_platform_data *pdata; struct ieee80211_hw *hw; struct wl1271 *wl; + unsigned long irqflags; int ret; pdata = spi->dev.platform_data; @@ -400,6 +402,13 @@ static int __devinit wl1271_probe(struct spi_device *spi) } wl->ref_clock = pdata->board_ref_clock; + wl->tcxo_clock = pdata->board_tcxo_clock; + wl->platform_quirks = pdata->platform_quirks; + + if (wl->platform_quirks & WL12XX_PLATFORM_QUIRK_EDGE_IRQ) + irqflags = IRQF_TRIGGER_RISING; + else + irqflags = IRQF_TRIGGER_HIGH | IRQF_ONESHOT; wl->irq = spi->irq; if (wl->irq < 0) { @@ -409,7 +418,7 @@ static int __devinit wl1271_probe(struct spi_device *spi) } ret = request_threaded_irq(wl->irq, wl1271_hardirq, wl1271_irq, - IRQF_TRIGGER_HIGH | IRQF_ONESHOT, + irqflags, DRIVER_NAME, wl); if (ret < 0) { wl1271_error("request_irq() failed: %d", ret); @@ -490,5 +499,7 @@ MODULE_LICENSE("GPL"); MODULE_AUTHOR("Luciano Coelho <coelho@ti.com>"); MODULE_AUTHOR("Juuso Oikarinen <juuso.oikarinen@nokia.com>"); MODULE_FIRMWARE(WL1271_FW_NAME); -MODULE_FIRMWARE(WL1271_AP_FW_NAME); +MODULE_FIRMWARE(WL128X_FW_NAME); +MODULE_FIRMWARE(WL127X_AP_FW_NAME); +MODULE_FIRMWARE(WL128X_AP_FW_NAME); MODULE_ALIAS("spi:wl1271"); diff --git a/drivers/net/wireless/wl12xx/testmode.c b/drivers/net/wireless/wl12xx/testmode.c index 6ec06a4a4c6d..da351d7cd1f2 100644 --- a/drivers/net/wireless/wl12xx/testmode.c +++ b/drivers/net/wireless/wl12xx/testmode.c @@ -27,6 +27,7 @@ #include "wl12xx.h" #include "acx.h" +#include "reg.h" #define WL1271_TM_MAX_DATA_LENGTH 1024 @@ -204,7 +205,10 @@ static int wl1271_tm_cmd_nvs_push(struct wl1271 *wl, struct nlattr *tb[]) kfree(wl->nvs); - if (len != sizeof(struct wl1271_nvs_file)) + if ((wl->chip.id == CHIP_ID_1283_PG20) && + (len != sizeof(struct wl128x_nvs_file))) + return -EINVAL; + else if (len != sizeof(struct wl1271_nvs_file)) return -EINVAL; wl->nvs = kzalloc(len, GFP_KERNEL); diff --git a/drivers/net/wireless/wl12xx/tx.c b/drivers/net/wireless/wl12xx/tx.c index 5e9ef7d53e7e..ca3ab1c1acef 100644 --- a/drivers/net/wireless/wl12xx/tx.c +++ b/drivers/net/wireless/wl12xx/tx.c @@ -65,11 +65,36 @@ static int wl1271_alloc_tx_id(struct wl1271 *wl, struct sk_buff *skb) static void wl1271_free_tx_id(struct wl1271 *wl, int id) { if (__test_and_clear_bit(id, wl->tx_frames_map)) { + if (unlikely(wl->tx_frames_cnt == ACX_TX_DESCRIPTORS)) + clear_bit(WL1271_FLAG_FW_TX_BUSY, &wl->flags); + wl->tx_frames[id] = NULL; wl->tx_frames_cnt--; } } +static int wl1271_tx_update_filters(struct wl1271 *wl, + struct sk_buff *skb) +{ + struct ieee80211_hdr *hdr; + + hdr = (struct ieee80211_hdr *)(skb->data + + sizeof(struct wl1271_tx_hw_descr)); + + /* + * stop bssid-based filtering before transmitting authentication + * requests. this way the hw will never drop authentication + * responses coming from BSSIDs it isn't familiar with (e.g. on + * roaming) + */ + if (!ieee80211_is_auth(hdr->frame_control)) + return 0; + + wl1271_configure_filters(wl, FIF_OTHER_BSS); + + return wl1271_acx_rx_config(wl, wl->rx_config, wl->rx_filter); +} + static void wl1271_tx_ap_update_inconnection_sta(struct wl1271 *wl, struct sk_buff *skb) { @@ -127,13 +152,29 @@ u8 wl1271_tx_get_hlid(struct sk_buff *skb) } } +static unsigned int wl12xx_calc_packet_alignment(struct wl1271 *wl, + unsigned int packet_length) +{ + if (wl->quirks & WL12XX_QUIRK_BLOCKSIZE_ALIGNMENT) + return ALIGN(packet_length, WL12XX_BUS_BLOCK_SIZE); + else + return ALIGN(packet_length, WL1271_TX_ALIGN_TO); +} + static int wl1271_tx_allocate(struct wl1271 *wl, struct sk_buff *skb, u32 extra, u32 buf_offset, u8 hlid) { struct wl1271_tx_hw_descr *desc; u32 total_len = skb->len + sizeof(struct wl1271_tx_hw_descr) + extra; + u32 len; u32 total_blocks; int id, ret = -EBUSY; + u32 spare_blocks; + + if (unlikely(wl->quirks & WL12XX_QUIRK_USE_2_SPARE_BLOCKS)) + spare_blocks = 2; + else + spare_blocks = 1; if (buf_offset + total_len > WL1271_AGGR_BUFFER_SIZE) return -EAGAIN; @@ -145,17 +186,27 @@ static int wl1271_tx_allocate(struct wl1271 *wl, struct sk_buff *skb, u32 extra, /* approximate the number of blocks required for this packet in the firmware */ - total_blocks = total_len + TX_HW_BLOCK_SIZE - 1; - total_blocks = total_blocks / TX_HW_BLOCK_SIZE + TX_HW_BLOCK_SPARE; + len = wl12xx_calc_packet_alignment(wl, total_len); + + total_blocks = (len + TX_HW_BLOCK_SIZE - 1) / TX_HW_BLOCK_SIZE + + spare_blocks; + if (total_blocks <= wl->tx_blocks_available) { desc = (struct wl1271_tx_hw_descr *)skb_push( skb, total_len - skb->len); - desc->extra_mem_blocks = TX_HW_BLOCK_SPARE; - desc->total_mem_blocks = total_blocks; + /* HW descriptor fields change between wl127x and wl128x */ + if (wl->chip.id == CHIP_ID_1283_PG20) { + desc->wl128x_mem.total_mem_blocks = total_blocks; + } else { + desc->wl127x_mem.extra_blocks = spare_blocks; + desc->wl127x_mem.total_mem_blocks = total_blocks; + } + desc->id = id; wl->tx_blocks_available -= total_blocks; + wl->tx_allocated_blocks += total_blocks; if (wl->bss_type == BSS_TYPE_AP_BSS) wl->links[hlid].allocated_blks += total_blocks; @@ -172,13 +223,18 @@ static int wl1271_tx_allocate(struct wl1271 *wl, struct sk_buff *skb, u32 extra, return ret; } +static bool wl12xx_is_dummy_packet(struct wl1271 *wl, struct sk_buff *skb) +{ + return wl->dummy_packet == skb; +} + static void wl1271_tx_fill_hdr(struct wl1271 *wl, struct sk_buff *skb, u32 extra, struct ieee80211_tx_info *control, u8 hlid) { struct timespec ts; struct wl1271_tx_hw_descr *desc; - int pad, ac, rate_idx; + int aligned_len, ac, rate_idx; s64 hosttime; u16 tx_attr; @@ -202,12 +258,25 @@ static void wl1271_tx_fill_hdr(struct wl1271 *wl, struct sk_buff *skb, else desc->life_time = cpu_to_le16(TX_HW_AP_MODE_PKT_LIFETIME_TU); - /* configure the tx attributes */ - tx_attr = wl->session_counter << TX_HW_ATTR_OFST_SESSION_COUNTER; - - /* queue (we use same identifiers for tid's and ac's */ + /* queue */ ac = wl1271_tx_get_queue(skb_get_queue_mapping(skb)); - desc->tid = ac; + desc->tid = skb->priority; + + if (wl12xx_is_dummy_packet(wl, skb)) { + /* + * FW expects the dummy packet to have an invalid session id - + * any session id that is different than the one set in the join + */ + tx_attr = ((~wl->session_counter) << + TX_HW_ATTR_OFST_SESSION_COUNTER) & + TX_HW_ATTR_SESSION_COUNTER; + + tx_attr |= TX_HW_ATTR_TX_DUMMY_REQ; + } else { + /* configure the tx attributes */ + tx_attr = + wl->session_counter << TX_HW_ATTR_OFST_SESSION_COUNTER; + } if (wl->bss_type != BSS_TYPE_AP_BSS) { desc->aid = hlid; @@ -237,20 +306,37 @@ static void wl1271_tx_fill_hdr(struct wl1271 *wl, struct sk_buff *skb, tx_attr |= rate_idx << TX_HW_ATTR_OFST_RATE_POLICY; desc->reserved = 0; - /* align the length (and store in terms of words) */ - pad = ALIGN(skb->len, WL1271_TX_ALIGN_TO); - desc->length = cpu_to_le16(pad >> 2); + aligned_len = wl12xx_calc_packet_alignment(wl, skb->len); - /* calculate number of padding bytes */ - pad = pad - skb->len; - tx_attr |= pad << TX_HW_ATTR_OFST_LAST_WORD_PAD; + if (wl->chip.id == CHIP_ID_1283_PG20) { + desc->wl128x_mem.extra_bytes = aligned_len - skb->len; + desc->length = cpu_to_le16(aligned_len >> 2); - desc->tx_attr = cpu_to_le16(tx_attr); + wl1271_debug(DEBUG_TX, "tx_fill_hdr: hlid: %d " + "tx_attr: 0x%x len: %d life: %d mem: %d", + desc->hlid, tx_attr, + le16_to_cpu(desc->length), + le16_to_cpu(desc->life_time), + desc->wl128x_mem.total_mem_blocks); + } else { + int pad; - wl1271_debug(DEBUG_TX, "tx_fill_hdr: pad: %d hlid: %d " - "tx_attr: 0x%x len: %d life: %d mem: %d", pad, desc->hlid, - le16_to_cpu(desc->tx_attr), le16_to_cpu(desc->length), - le16_to_cpu(desc->life_time), desc->total_mem_blocks); + /* Store the aligned length in terms of words */ + desc->length = cpu_to_le16(aligned_len >> 2); + + /* calculate number of padding bytes */ + pad = aligned_len - skb->len; + tx_attr |= pad << TX_HW_ATTR_OFST_LAST_WORD_PAD; + + wl1271_debug(DEBUG_TX, "tx_fill_hdr: pad: %d hlid: %d " + "tx_attr: 0x%x len: %d life: %d mem: %d", pad, + desc->hlid, tx_attr, + le16_to_cpu(desc->length), + le16_to_cpu(desc->life_time), + desc->wl127x_mem.total_mem_blocks); + } + + desc->tx_attr = cpu_to_le16(tx_attr); } /* caller must hold wl->mutex */ @@ -300,19 +386,29 @@ static int wl1271_prepare_tx_frame(struct wl1271 *wl, struct sk_buff *skb, if (wl->bss_type == BSS_TYPE_AP_BSS) { wl1271_tx_ap_update_inconnection_sta(wl, skb); wl1271_tx_regulate_link(wl, hlid); + } else { + wl1271_tx_update_filters(wl, skb); } wl1271_tx_fill_hdr(wl, skb, extra, info, hlid); /* - * The length of each packet is stored in terms of words. Thus, we must - * pad the skb data to make sure its length is aligned. - * The number of padding bytes is computed and set in wl1271_tx_fill_hdr + * The length of each packet is stored in terms of + * words. Thus, we must pad the skb data to make sure its + * length is aligned. The number of padding bytes is computed + * and set in wl1271_tx_fill_hdr. + * In special cases, we want to align to a specific block size + * (eg. for wl128x with SDIO we align to 256). */ - total_len = ALIGN(skb->len, WL1271_TX_ALIGN_TO); + total_len = wl12xx_calc_packet_alignment(wl, skb->len); + memcpy(wl->aggr_buf + buf_offset, skb->data, skb->len); memset(wl->aggr_buf + buf_offset + skb->len, 0, total_len - skb->len); + /* Revert side effects in the dummy packet skb, so it can be reused */ + if (wl12xx_is_dummy_packet(wl, skb)) + skb_pull(skb, sizeof(struct wl1271_tx_hw_descr)); + return total_len; } @@ -425,10 +521,23 @@ out: static struct sk_buff *wl1271_skb_dequeue(struct wl1271 *wl) { + unsigned long flags; + struct sk_buff *skb = NULL; + if (wl->bss_type == BSS_TYPE_AP_BSS) - return wl1271_ap_skb_dequeue(wl); + skb = wl1271_ap_skb_dequeue(wl); + else + skb = wl1271_sta_skb_dequeue(wl); - return wl1271_sta_skb_dequeue(wl); + if (!skb && + test_and_clear_bit(WL1271_FLAG_DUMMY_PACKET_PENDING, &wl->flags)) { + skb = wl->dummy_packet; + spin_lock_irqsave(&wl->wl_lock, flags); + wl->tx_queue_count--; + spin_unlock_irqrestore(&wl->wl_lock, flags); + } + + return skb; } static void wl1271_skb_queue_head(struct wl1271 *wl, struct sk_buff *skb) @@ -436,7 +545,9 @@ static void wl1271_skb_queue_head(struct wl1271 *wl, struct sk_buff *skb) unsigned long flags; int q = wl1271_tx_get_queue(skb_get_queue_mapping(skb)); - if (wl->bss_type == BSS_TYPE_AP_BSS) { + if (wl12xx_is_dummy_packet(wl, skb)) { + set_bit(WL1271_FLAG_DUMMY_PACKET_PENDING, &wl->flags); + } else if (wl->bss_type == BSS_TYPE_AP_BSS) { u8 hlid = wl1271_tx_get_hlid(skb); skb_queue_head(&wl->links[hlid].tx_queue[q], skb); @@ -454,22 +565,14 @@ static void wl1271_skb_queue_head(struct wl1271 *wl, struct sk_buff *skb) void wl1271_tx_work_locked(struct wl1271 *wl) { struct sk_buff *skb; - bool woken_up = false; u32 buf_offset = 0; bool sent_packets = false; int ret; if (unlikely(wl->state == WL1271_STATE_OFF)) - goto out; + return; while ((skb = wl1271_skb_dequeue(wl))) { - if (!woken_up) { - ret = wl1271_ps_elp_wakeup(wl); - if (ret < 0) - goto out_ack; - woken_up = true; - } - ret = wl1271_prepare_tx_frame(wl, skb, buf_offset); if (ret == -EAGAIN) { /* @@ -516,18 +619,22 @@ out_ack: wl1271_handle_tx_low_watermark(wl); } - -out: - if (woken_up) - wl1271_ps_elp_sleep(wl); } void wl1271_tx_work(struct work_struct *work) { struct wl1271 *wl = container_of(work, struct wl1271, tx_work); + int ret; mutex_lock(&wl->mutex); + ret = wl1271_ps_elp_wakeup(wl); + if (ret < 0) + goto out; + wl1271_tx_work_locked(wl); + + wl1271_ps_elp_sleep(wl); +out: mutex_unlock(&wl->mutex); } @@ -549,6 +656,11 @@ static void wl1271_tx_complete_packet(struct wl1271 *wl, skb = wl->tx_frames[id]; info = IEEE80211_SKB_CB(skb); + if (wl12xx_is_dummy_packet(wl, skb)) { + wl1271_free_tx_id(wl, id); + return; + } + /* update the TX status info */ if (result->status == TX_SUCCESS) { if (!(info->flags & IEEE80211_TX_CTL_NO_ACK)) @@ -657,8 +769,8 @@ void wl1271_tx_reset_link_queues(struct wl1271 *wl, u8 hlid) wl1271_handle_tx_low_watermark(wl); } -/* caller must hold wl->mutex */ -void wl1271_tx_reset(struct wl1271 *wl) +/* caller must hold wl->mutex and TX must be stopped */ +void wl1271_tx_reset(struct wl1271 *wl, bool reset_tx_queues) { int i; struct sk_buff *skb; @@ -678,10 +790,13 @@ void wl1271_tx_reset(struct wl1271 *wl) while ((skb = skb_dequeue(&wl->tx_queue[i]))) { wl1271_debug(DEBUG_TX, "freeing skb 0x%p", skb); - info = IEEE80211_SKB_CB(skb); - info->status.rates[0].idx = -1; - info->status.rates[0].count = 0; - ieee80211_tx_status(wl->hw, skb); + + if (!wl12xx_is_dummy_packet(wl, skb)) { + info = IEEE80211_SKB_CB(skb); + info->status.rates[0].idx = -1; + info->status.rates[0].count = 0; + ieee80211_tx_status(wl->hw, skb); + } } } } @@ -691,8 +806,10 @@ void wl1271_tx_reset(struct wl1271 *wl) /* * Make sure the driver is at a consistent state, in case this * function is called from a context other than interface removal. + * This call will always wake the TX queues. */ - wl1271_handle_tx_low_watermark(wl); + if (reset_tx_queues) + wl1271_handle_tx_low_watermark(wl); for (i = 0; i < ACX_TX_DESCRIPTORS; i++) { if (wl->tx_frames[i] == NULL) @@ -702,21 +819,27 @@ void wl1271_tx_reset(struct wl1271 *wl) wl1271_free_tx_id(wl, i); wl1271_debug(DEBUG_TX, "freeing skb 0x%p", skb); - /* Remove private headers before passing the skb to mac80211 */ - info = IEEE80211_SKB_CB(skb); - skb_pull(skb, sizeof(struct wl1271_tx_hw_descr)); - if (info->control.hw_key && - info->control.hw_key->cipher == WLAN_CIPHER_SUITE_TKIP) { - int hdrlen = ieee80211_get_hdrlen_from_skb(skb); - memmove(skb->data + WL1271_TKIP_IV_SPACE, skb->data, - hdrlen); - skb_pull(skb, WL1271_TKIP_IV_SPACE); - } + if (!wl12xx_is_dummy_packet(wl, skb)) { + /* + * Remove private headers before passing the skb to + * mac80211 + */ + info = IEEE80211_SKB_CB(skb); + skb_pull(skb, sizeof(struct wl1271_tx_hw_descr)); + if (info->control.hw_key && + info->control.hw_key->cipher == + WLAN_CIPHER_SUITE_TKIP) { + int hdrlen = ieee80211_get_hdrlen_from_skb(skb); + memmove(skb->data + WL1271_TKIP_IV_SPACE, + skb->data, hdrlen); + skb_pull(skb, WL1271_TKIP_IV_SPACE); + } - info->status.rates[0].idx = -1; - info->status.rates[0].count = 0; + info->status.rates[0].idx = -1; + info->status.rates[0].count = 0; - ieee80211_tx_status(wl->hw, skb); + ieee80211_tx_status(wl->hw, skb); + } } } diff --git a/drivers/net/wireless/wl12xx/tx.h b/drivers/net/wireless/wl12xx/tx.h index 02f07fa66e82..832f9258d675 100644 --- a/drivers/net/wireless/wl12xx/tx.h +++ b/drivers/net/wireless/wl12xx/tx.h @@ -25,7 +25,6 @@ #ifndef __TX_H__ #define __TX_H__ -#define TX_HW_BLOCK_SPARE 2 #define TX_HW_BLOCK_SIZE 252 #define TX_HW_MGMT_PKT_LIFETIME_TU 2000 @@ -41,6 +40,7 @@ BIT(8) | BIT(9)) #define TX_HW_ATTR_LAST_WORD_PAD (BIT(10) | BIT(11)) #define TX_HW_ATTR_TX_CMPLT_REQ BIT(12) +#define TX_HW_ATTR_TX_DUMMY_REQ BIT(13) #define TX_HW_ATTR_OFST_SAVE_RETRIES 0 #define TX_HW_ATTR_OFST_HEADER_PAD 1 @@ -55,20 +55,60 @@ #define WL1271_TX_ALIGN_TO 4 #define WL1271_TKIP_IV_SPACE 4 +/* Used for management frames and dummy packets */ +#define WL1271_TID_MGMT 7 + +struct wl127x_tx_mem { + /* + * Number of extra memory blocks to allocate for this packet + * in addition to the number of blocks derived from the packet + * length. + */ + u8 extra_blocks; + /* + * Total number of memory blocks allocated by the host for + * this packet. Must be equal or greater than the actual + * blocks number allocated by HW. + */ + u8 total_mem_blocks; +} __packed; + +struct wl128x_tx_mem { + /* + * Total number of memory blocks allocated by the host for + * this packet. + */ + u8 total_mem_blocks; + /* + * Number of extra bytes, at the end of the frame. the host + * uses this padding to complete each frame to integer number + * of SDIO blocks. + */ + u8 extra_bytes; +} __packed; + +/* + * On wl128x based devices, when TX packets are aggregated, each packet + * size must be aligned to the SDIO block size. The maximum block size + * is bounded by the type of the padded bytes field that is sent to the + * FW. Currently the type is u8, so the maximum block size is 256 bytes. + */ +#define WL12XX_BUS_BLOCK_SIZE min(512u, \ + (1u << (8 * sizeof(((struct wl128x_tx_mem *) 0)->extra_bytes)))) + struct wl1271_tx_hw_descr { /* Length of packet in words, including descriptor+header+data */ __le16 length; - /* Number of extra memory blocks to allocate for this packet in - addition to the number of blocks derived from the packet length */ - u8 extra_mem_blocks; - /* Total number of memory blocks allocated by the host for this packet. - Must be equal or greater than the actual blocks number allocated by - HW!! */ - u8 total_mem_blocks; + union { + struct wl127x_tx_mem wl127x_mem; + struct wl128x_tx_mem wl128x_mem; + } __packed; /* Device time (in us) when the packet arrived to the driver */ __le32 start_time; - /* Max delay in TUs until transmission. The last device time the - packet can be transmitted is: startTime+(1024*LifeTime) */ + /* + * Max delay in TUs until transmission. The last device time the + * packet can be transmitted is: start_time + (1024 * life_time) + */ __le16 life_time; /* Bitwise fields - see TX_ATTR... definitions above. */ __le16 tx_attr; @@ -145,7 +185,7 @@ static inline int wl1271_tx_get_queue(int queue) void wl1271_tx_work(struct work_struct *work); void wl1271_tx_work_locked(struct wl1271 *wl); void wl1271_tx_complete(struct wl1271 *wl); -void wl1271_tx_reset(struct wl1271 *wl); +void wl1271_tx_reset(struct wl1271 *wl, bool reset_tx_queues); void wl1271_tx_flush(struct wl1271 *wl); u8 wl1271_rate_to_idx(int rate, enum ieee80211_band band); u32 wl1271_tx_enabled_rates_get(struct wl1271 *wl, u32 rate_set); diff --git a/drivers/net/wireless/wl12xx/wl12xx.h b/drivers/net/wireless/wl12xx/wl12xx.h index 86be83e25ec5..fbe8f46d1232 100644 --- a/drivers/net/wireless/wl12xx/wl12xx.h +++ b/drivers/net/wireless/wl12xx/wl12xx.h @@ -131,9 +131,16 @@ extern u32 wl12xx_debug_level; #define WL1271_FW_NAME "ti-connectivity/wl1271-fw-2.bin" -#define WL1271_AP_FW_NAME "ti-connectivity/wl1271-fw-ap.bin" +#define WL128X_FW_NAME "ti-connectivity/wl128x-fw.bin" +#define WL127X_AP_FW_NAME "ti-connectivity/wl1271-fw-ap.bin" +#define WL128X_AP_FW_NAME "ti-connectivity/wl128x-fw-ap.bin" -#define WL1271_NVS_NAME "ti-connectivity/wl1271-nvs.bin" +/* + * wl127x and wl128x are using the same NVS file name. However, the + * ini parameters between them are different. The driver validates + * the correct NVS size in wl1271_boot_upload_nvs(). + */ +#define WL12XX_NVS_NAME "ti-connectivity/wl1271-nvs.bin" #define WL1271_TX_SECURITY_LO16(s) ((u16)((s) & 0xffff)) #define WL1271_TX_SECURITY_HI32(s) ((u32)(((s) >> 16) & 0xffffffff)) @@ -200,13 +207,29 @@ struct wl1271_partition_set { struct wl1271; -#define WL12XX_NUM_FW_VER 5 +enum { + FW_VER_CHIP, + FW_VER_IF_TYPE, + FW_VER_MAJOR, + FW_VER_SUBTYPE, + FW_VER_MINOR, + + NUM_FW_VER +}; + +#define FW_VER_CHIP_WL127X 6 +#define FW_VER_CHIP_WL128X 7 + +#define FW_VER_IF_TYPE_STA 1 +#define FW_VER_IF_TYPE_AP 2 + +#define FW_VER_MINOR_1_SPARE_STA_MIN 58 +#define FW_VER_MINOR_1_SPARE_AP_MIN 47 -/* FIXME: I'm not sure about this structure name */ struct wl1271_chip { u32 id; char fw_ver_str[ETHTOOL_BUSINFO_LEN]; - unsigned int fw_ver[WL12XX_NUM_FW_VER]; + unsigned int fw_ver[NUM_FW_VER]; }; struct wl1271_stats { @@ -261,6 +284,8 @@ struct wl1271_fw_sta_status { u8 tx_total; u8 reserved1; __le16 reserved2; + /* Total structure size is 68 bytes */ + u32 padding; } __packed; struct wl1271_fw_full_status { @@ -277,9 +302,10 @@ struct wl1271_rx_mem_pool_addr { u32 addr_extra; }; +#define WL1271_MAX_CHANNELS 64 struct wl1271_scan { struct cfg80211_scan_request *req; - bool *scanned_ch; + unsigned long scanned_ch[BITS_TO_LONGS(WL1271_MAX_CHANNELS)]; bool failed; u8 state; u8 ssid[IW_ESSID_MAX_SIZE+1]; @@ -297,6 +323,7 @@ struct wl1271_if_operations { struct device* (*dev)(struct wl1271 *wl); void (*enable_irq)(struct wl1271 *wl); void (*disable_irq)(struct wl1271 *wl); + void (*set_block_size) (struct wl1271 *wl, unsigned int blksz); }; #define MAX_NUM_KEYS 14 @@ -319,15 +346,19 @@ enum wl12xx_flags { WL1271_FLAG_TX_QUEUE_STOPPED, WL1271_FLAG_TX_PENDING, WL1271_FLAG_IN_ELP, + WL1271_FLAG_ELP_REQUESTED, WL1271_FLAG_PSM, WL1271_FLAG_PSM_REQUESTED, WL1271_FLAG_IRQ_RUNNING, WL1271_FLAG_IDLE, - WL1271_FLAG_IDLE_REQUESTED, WL1271_FLAG_PSPOLL_FAILURE, WL1271_FLAG_STA_STATE_SENT, WL1271_FLAG_FW_TX_BUSY, - WL1271_FLAG_AP_STARTED + WL1271_FLAG_AP_STARTED, + WL1271_FLAG_IF_INITIALIZED, + WL1271_FLAG_DUMMY_PACKET_PENDING, + WL1271_FLAG_SUSPENDED, + WL1271_FLAG_PENDING_WORK, }; struct wl1271_link { @@ -371,7 +402,7 @@ struct wl1271 { u8 *fw; size_t fw_len; u8 fw_bss_type; - struct wl1271_nvs_file *nvs; + void *nvs; size_t nvs_len; s8 hw_pg_ver; @@ -389,6 +420,7 @@ struct wl1271 { /* Accounting for allocated / available TX blocks on HW */ u32 tx_blocks_freed[NUM_TX_QUEUES]; u32 tx_blocks_available; + u32 tx_allocated_blocks; u32 tx_results_count; /* Transmitted TX packets counter for chipset interface */ @@ -430,6 +462,9 @@ struct wl1271 { /* Intermediate buffer, used for packet aggregation */ u8 *aggr_buf; + /* Reusable dummy packet template */ + struct sk_buff *dummy_packet; + /* Network stack work */ struct work_struct netstack_work; @@ -446,6 +481,8 @@ struct wl1271 { struct wl1271_scan scan; struct delayed_work scan_complete_work; + bool sched_scanning; + /* probe-req template for the current AP */ struct sk_buff *probereq; @@ -476,6 +513,7 @@ struct wl1271 { unsigned int rx_filter; struct completion *elp_compl; + struct completion *ps_compl; struct delayed_work elp_work; struct delayed_work pspoll_work; @@ -527,6 +565,14 @@ struct wl1271 { bool ba_support; u8 ba_rx_bitmap; + int tcxo_clock; + + /* + * wowlan trigger was configured during suspend. + * (currently, only "ANY" trigger is supported) + */ + bool wow_enabled; + /* * AP-mode - links indexed by HLID. The global and broadcast links * are always active. @@ -544,6 +590,9 @@ struct wl1271 { /* Quirks of specific hardware revisions */ unsigned int quirks; + + /* Platform limitations */ + unsigned int platform_quirks; }; struct wl1271_station { @@ -576,6 +625,15 @@ int wl1271_plt_stop(struct wl1271 *wl); /* Quirks */ /* Each RX/TX transaction requires an end-of-transaction transfer */ -#define WL12XX_QUIRK_END_OF_TRANSACTION BIT(0) +#define WL12XX_QUIRK_END_OF_TRANSACTION BIT(0) + +/* + * Older firmwares use 2 spare TX blocks + * (for STA < 6.1.3.50.58 or for AP < 6.2.0.0.47) + */ +#define WL12XX_QUIRK_USE_2_SPARE_BLOCKS BIT(1) + +/* WL128X requires aggregated packets to be aligned to the SDIO block size */ +#define WL12XX_QUIRK_BLOCKSIZE_ALIGNMENT BIT(2) #endif |