diff options
Diffstat (limited to 'drivers/net/wireless/ath/wil6210/main.c')
| -rw-r--r-- | drivers/net/wireless/ath/wil6210/main.c | 95 |
1 files changed, 92 insertions, 3 deletions
diff --git a/drivers/net/wireless/ath/wil6210/main.c b/drivers/net/wireless/ath/wil6210/main.c index 8d4e8843004e..8e31d755bbee 100644 --- a/drivers/net/wireless/ath/wil6210/main.c +++ b/drivers/net/wireless/ath/wil6210/main.c @@ -23,6 +23,8 @@ #include "wmi.h" #include "boot_loader.h" +#define WAIT_FOR_HALP_VOTE_MS 100 + bool debug_fw; /* = false; */ module_param(debug_fw, bool, S_IRUGO); MODULE_PARM_DESC(debug_fw, " do not perform card reset. For FW debug"); @@ -132,6 +134,14 @@ void wil_memcpy_fromio_32(void *dst, const volatile void __iomem *src, *d++ = __raw_readl(s++); } +void wil_memcpy_fromio_halp_vote(struct wil6210_priv *wil, void *dst, + const volatile void __iomem *src, size_t count) +{ + wil_halp_vote(wil); + wil_memcpy_fromio_32(dst, src, count); + wil_halp_unvote(wil); +} + void wil_memcpy_toio_32(volatile void __iomem *dst, const void *src, size_t count) { @@ -142,6 +152,15 @@ void wil_memcpy_toio_32(volatile void __iomem *dst, const void *src, __raw_writel(*s++, d++); } +void wil_memcpy_toio_halp_vote(struct wil6210_priv *wil, + volatile void __iomem *dst, + const void *src, size_t count) +{ + wil_halp_vote(wil); + wil_memcpy_toio_32(dst, src, count); + wil_halp_unvote(wil); +} + static void wil_disconnect_cid(struct wil6210_priv *wil, int cid, u16 reason_code, bool from_event) __acquires(&sta->tid_rx_lock) __releases(&sta->tid_rx_lock) @@ -194,6 +213,18 @@ __acquires(&sta->tid_rx_lock) __releases(&sta->tid_rx_lock) memset(&sta->stats, 0, sizeof(sta->stats)); } +static bool wil_ap_is_connected(struct wil6210_priv *wil) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(wil->sta); i++) { + if (wil->sta[i].status == wil_sta_connected) + return true; + } + + return false; +} + static void _wil6210_disconnect(struct wil6210_priv *wil, const u8 *bssid, u16 reason_code, bool from_event) { @@ -247,6 +278,11 @@ static void _wil6210_disconnect(struct wil6210_priv *wil, const u8 *bssid, } clear_bit(wil_status_fwconnecting, wil->status); break; + case NL80211_IFTYPE_AP: + case NL80211_IFTYPE_P2P_GO: + if (!wil_ap_is_connected(wil)) + clear_bit(wil_status_fwconnected, wil->status); + break; default: break; } @@ -457,9 +493,11 @@ int wil_priv_init(struct wil6210_priv *wil) mutex_init(&wil->wmi_mutex); mutex_init(&wil->probe_client_mutex); mutex_init(&wil->p2p_wdev_mutex); + mutex_init(&wil->halp.lock); init_completion(&wil->wmi_ready); init_completion(&wil->wmi_call); + init_completion(&wil->halp.comp); wil->bcast_vring = -1; setup_timer(&wil->connect_timer, wil_connect_timer_fn, (ulong)wil); @@ -555,11 +593,10 @@ static inline void wil_release_cpu(struct wil6210_priv *wil) static void wil_set_oob_mode(struct wil6210_priv *wil, bool enable) { wil_info(wil, "%s: enable=%d\n", __func__, enable); - if (enable) { + if (enable) wil_s(wil, RGF_USER_USAGE_6, BIT_USER_OOB_MODE); - } else { + else wil_c(wil, RGF_USER_USAGE_6, BIT_USER_OOB_MODE); - } } static int wil_target_reset(struct wil6210_priv *wil) @@ -804,6 +841,9 @@ int wil_reset(struct wil6210_priv *wil, bool load_fw) wil6210_disconnect(wil, NULL, WLAN_REASON_DEAUTH_LEAVING, false); wil_bcast_fini(wil); + /* Disable device led before reset*/ + wmi_led_cfg(wil, false); + /* prevent NAPI from being scheduled and prevent wmi commands */ mutex_lock(&wil->wmi_mutex); bitmap_zero(wil->status, wil_status_last); @@ -871,6 +911,7 @@ int wil_reset(struct wil6210_priv *wil, bool load_fw) wil->ap_isolate = 0; reinit_completion(&wil->wmi_ready); reinit_completion(&wil->wmi_call); + reinit_completion(&wil->halp.comp); if (load_fw) { wil_configure_interrupt_moderation(wil); @@ -1061,3 +1102,51 @@ int wil_find_cid(struct wil6210_priv *wil, const u8 *mac) return rc; } + +void wil_halp_vote(struct wil6210_priv *wil) +{ + unsigned long rc; + unsigned long to_jiffies = msecs_to_jiffies(WAIT_FOR_HALP_VOTE_MS); + + mutex_lock(&wil->halp.lock); + + wil_dbg_misc(wil, "%s: start, HALP ref_cnt (%d)\n", __func__, + wil->halp.ref_cnt); + + if (++wil->halp.ref_cnt == 1) { + wil6210_set_halp(wil); + rc = wait_for_completion_timeout(&wil->halp.comp, to_jiffies); + if (!rc) + wil_err(wil, "%s: HALP vote timed out\n", __func__); + else + wil_dbg_misc(wil, + "%s: HALP vote completed after %d ms\n", + __func__, + jiffies_to_msecs(to_jiffies - rc)); + } + + wil_dbg_misc(wil, "%s: end, HALP ref_cnt (%d)\n", __func__, + wil->halp.ref_cnt); + + mutex_unlock(&wil->halp.lock); +} + +void wil_halp_unvote(struct wil6210_priv *wil) +{ + WARN_ON(wil->halp.ref_cnt == 0); + + mutex_lock(&wil->halp.lock); + + wil_dbg_misc(wil, "%s: start, HALP ref_cnt (%d)\n", __func__, + wil->halp.ref_cnt); + + if (--wil->halp.ref_cnt == 0) { + wil6210_clear_halp(wil); + wil_dbg_misc(wil, "%s: HALP unvote\n", __func__); + } + + wil_dbg_misc(wil, "%s: end, HALP ref_cnt (%d)\n", __func__, + wil->halp.ref_cnt); + + mutex_unlock(&wil->halp.lock); +} |