Merge ath-next from git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git
authorKalle Valo <kvalo@codeaurora.org>
Wed, 9 Nov 2016 00:15:17 +0000 (02:15 +0200)
committerKalle Valo <kvalo@codeaurora.org>
Wed, 9 Nov 2016 00:15:17 +0000 (02:15 +0200)
ath.git patches for 4.10. Major changes:

ath10k

* allow setting coverage class for first generation cards
* read regulatory domain from ACPI

ath9k

* disable RNG by default

12 files changed:
drivers/net/wireless/ath/ath10k/core.c
drivers/net/wireless/ath/ath10k/core.h
drivers/net/wireless/ath/ath10k/debug.h
drivers/net/wireless/ath/ath10k/htt_rx.c
drivers/net/wireless/ath/ath10k/hw.c
drivers/net/wireless/ath/ath10k/hw.h
drivers/net/wireless/ath/ath10k/mac.c
drivers/net/wireless/ath/ath10k/wmi.c
drivers/net/wireless/ath/ath6kl/sdio.c
drivers/net/wireless/ath/ath9k/rng.c
drivers/net/wireless/ath/regd.c
drivers/net/wireless/ath/regd.h

index 21ae8d663e67c614bb2c001005894e6ced16ab51..7005e2a9872676b1c77433ae489fb9bd64b763d8 100644 (file)
@@ -198,6 +198,7 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = {
                .name = "qca9984/qca9994 hw1.0",
                .patch_load_addr = QCA9984_HW_1_0_PATCH_LOAD_ADDR,
                .uart_pin = 7,
+               .cc_wraparound_type = ATH10K_HW_CC_WRAP_SHIFTED_EACH,
                .otp_exe_param = 0x00000700,
                .continuous_frag_desc = true,
                .cck_rate_map_rev2 = true,
@@ -223,6 +224,7 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = {
                .name = "qca9888 hw2.0",
                .patch_load_addr = QCA9888_HW_2_0_PATCH_LOAD_ADDR,
                .uart_pin = 7,
+               .cc_wraparound_type = ATH10K_HW_CC_WRAP_SHIFTED_EACH,
                .otp_exe_param = 0x00000700,
                .continuous_frag_desc = true,
                .channel_counters_freq_hz = 150000,
@@ -1560,6 +1562,15 @@ static void ath10k_core_restart(struct work_struct *work)
        mutex_unlock(&ar->conf_mutex);
 }
 
+static void ath10k_core_set_coverage_class_work(struct work_struct *work)
+{
+       struct ath10k *ar = container_of(work, struct ath10k,
+                                        set_coverage_class_work);
+
+       if (ar->hw_params.hw_ops->set_coverage_class)
+               ar->hw_params.hw_ops->set_coverage_class(ar, -1);
+}
+
 static int ath10k_core_init_firmware_features(struct ath10k *ar)
 {
        struct ath10k_fw_file *fw_file = &ar->normal_mode_fw.fw_file;
@@ -2342,6 +2353,8 @@ struct ath10k *ath10k_core_create(size_t priv_size, struct device *dev,
 
        INIT_WORK(&ar->register_work, ath10k_core_register_work);
        INIT_WORK(&ar->restart_work, ath10k_core_restart);
+       INIT_WORK(&ar->set_coverage_class_work,
+                 ath10k_core_set_coverage_class_work);
 
        init_dummy_netdev(&ar->napi_dev);
 
index dda49af1eb744a443f9bb8eb4107e7cde1c2a882..6e5aa2d09699fbd2867a3987e309d85ffa7e9b11 100644 (file)
@@ -713,6 +713,7 @@ struct ath10k {
        u32 phy_capability;
        u32 hw_min_tx_power;
        u32 hw_max_tx_power;
+       u32 hw_eeprom_rd;
        u32 ht_cap_info;
        u32 vht_cap_info;
        u32 num_rf_chains;
@@ -911,6 +912,19 @@ struct ath10k {
        struct net_device napi_dev;
        struct napi_struct napi;
 
+       struct work_struct set_coverage_class_work;
+       /* protected by conf_mutex */
+       struct {
+               /* writing also protected by data_lock */
+               s16 coverage_class;
+
+               u32 reg_phyclk;
+               u32 reg_slottime_conf;
+               u32 reg_slottime_orig;
+               u32 reg_ack_cts_timeout_conf;
+               u32 reg_ack_cts_timeout_orig;
+       } fw_coverage;
+
        /* must be last */
        u8 drv_priv[0] __aligned(sizeof(void *));
 };
index c458fa96a6d4205ffa79ab191cc26f50e536305f..335512b11ca2907ddc22dc7061a7730dd35c32af 100644 (file)
@@ -94,7 +94,19 @@ int ath10k_debug_get_et_sset_count(struct ieee80211_hw *hw,
 void ath10k_debug_get_et_stats(struct ieee80211_hw *hw,
                               struct ieee80211_vif *vif,
                               struct ethtool_stats *stats, u64 *data);
+
+static inline u64 ath10k_debug_get_fw_dbglog_mask(struct ath10k *ar)
+{
+       return ar->debug.fw_dbglog_mask;
+}
+
+static inline u32 ath10k_debug_get_fw_dbglog_level(struct ath10k *ar)
+{
+       return ar->debug.fw_dbglog_level;
+}
+
 #else
+
 static inline int ath10k_debug_start(struct ath10k *ar)
 {
        return 0;
@@ -144,6 +156,16 @@ ath10k_debug_get_new_fw_crash_data(struct ath10k *ar)
        return NULL;
 }
 
+static inline u64 ath10k_debug_get_fw_dbglog_mask(struct ath10k *ar)
+{
+       return 0;
+}
+
+static inline u32 ath10k_debug_get_fw_dbglog_level(struct ath10k *ar)
+{
+       return 0;
+}
+
 #define ATH10K_DFS_STAT_INC(ar, c) do { } while (0)
 
 #define ath10k_debug_get_et_strings NULL
index 0b4c1562420fcb4535a70538eb5d574b65f83c85..285b235268d7a0ae5351580ea91d41786e1c5ebe 100644 (file)
@@ -1463,8 +1463,7 @@ static int ath10k_unchain_msdu(struct sk_buff_head *amsdu)
 }
 
 static void ath10k_htt_rx_h_unchain(struct ath10k *ar,
-                                   struct sk_buff_head *amsdu,
-                                   bool chained)
+                                   struct sk_buff_head *amsdu)
 {
        struct sk_buff *first;
        struct htt_rx_desc *rxd;
@@ -1475,9 +1474,6 @@ static void ath10k_htt_rx_h_unchain(struct ath10k *ar,
        decap = MS(__le32_to_cpu(rxd->msdu_start.common.info1),
                   RX_MSDU_START_INFO1_DECAP_FORMAT);
 
-       if (!chained)
-               return;
-
        /* FIXME: Current unchaining logic can only handle simple case of raw
         * msdu chaining. If decapping is other than raw the chaining may be
         * more complex and this isn't handled by the current code. Don't even
@@ -1555,7 +1551,11 @@ static int ath10k_htt_rx_handle_amsdu(struct ath10k_htt *htt)
 
        num_msdus = skb_queue_len(&amsdu);
        ath10k_htt_rx_h_ppdu(ar, &amsdu, rx_status, 0xffff);
-       ath10k_htt_rx_h_unchain(ar, &amsdu, ret > 0);
+
+       /* only for ret = 1 indicates chained msdus */
+       if (ret > 0)
+               ath10k_htt_rx_h_unchain(ar, &amsdu);
+
        ath10k_htt_rx_h_filter(ar, &amsdu, rx_status);
        ath10k_htt_rx_h_mpdu(ar, &amsdu, rx_status);
        ath10k_htt_rx_h_deliver(ar, &amsdu, rx_status);
index 675e75d66db224d886cf1470d1426c6aea6f9841..33fb26833cd0a6b259a131d66972bf7620606f5b 100644 (file)
 #include <linux/types.h>
 #include "core.h"
 #include "hw.h"
+#include "hif.h"
+#include "wmi-ops.h"
 
 const struct ath10k_hw_regs qca988x_regs = {
        .rtc_soc_base_address           = 0x00004000,
        .rtc_wmac_base_address          = 0x00005000,
        .soc_core_base_address          = 0x00009000,
+       .wlan_mac_base_address          = 0x00020000,
        .ce_wrapper_base_address        = 0x00057000,
        .ce0_base_address               = 0x00057400,
        .ce1_base_address               = 0x00057800,
@@ -48,6 +51,7 @@ const struct ath10k_hw_regs qca6174_regs = {
        .rtc_soc_base_address                   = 0x00000800,
        .rtc_wmac_base_address                  = 0x00001000,
        .soc_core_base_address                  = 0x0003a000,
+       .wlan_mac_base_address                  = 0x00020000,
        .ce_wrapper_base_address                = 0x00034000,
        .ce0_base_address                       = 0x00034400,
        .ce1_base_address                       = 0x00034800,
@@ -74,6 +78,7 @@ const struct ath10k_hw_regs qca99x0_regs = {
        .rtc_soc_base_address                   = 0x00080000,
        .rtc_wmac_base_address                  = 0x00000000,
        .soc_core_base_address                  = 0x00082000,
+       .wlan_mac_base_address                  = 0x00030000,
        .ce_wrapper_base_address                = 0x0004d000,
        .ce0_base_address                       = 0x0004a000,
        .ce1_base_address                       = 0x0004a400,
@@ -109,6 +114,7 @@ const struct ath10k_hw_regs qca99x0_regs = {
 const struct ath10k_hw_regs qca4019_regs = {
        .rtc_soc_base_address                   = 0x00080000,
        .soc_core_base_address                  = 0x00082000,
+       .wlan_mac_base_address                  = 0x00030000,
        .ce_wrapper_base_address                = 0x0004d000,
        .ce0_base_address                       = 0x0004a000,
        .ce1_base_address                       = 0x0004a400,
@@ -220,7 +226,143 @@ void ath10k_hw_fill_survey_time(struct ath10k *ar, struct survey_info *survey,
        survey->time_busy = CCNT_TO_MSEC(ar, rcc);
 }
 
+/* The firmware does not support setting the coverage class. Instead this
+ * function monitors and modifies the corresponding MAC registers.
+ */
+static void ath10k_hw_qca988x_set_coverage_class(struct ath10k *ar,
+                                                s16 value)
+{
+       u32 slottime_reg;
+       u32 slottime;
+       u32 timeout_reg;
+       u32 ack_timeout;
+       u32 cts_timeout;
+       u32 phyclk_reg;
+       u32 phyclk;
+       u64 fw_dbglog_mask;
+       u32 fw_dbglog_level;
+
+       mutex_lock(&ar->conf_mutex);
+
+       /* Only modify registers if the core is started. */
+       if ((ar->state != ATH10K_STATE_ON) &&
+           (ar->state != ATH10K_STATE_RESTARTED))
+               goto unlock;
+
+       /* Retrieve the current values of the two registers that need to be
+        * adjusted.
+        */
+       slottime_reg = ath10k_hif_read32(ar, WLAN_MAC_BASE_ADDRESS +
+                                            WAVE1_PCU_GBL_IFS_SLOT);
+       timeout_reg = ath10k_hif_read32(ar, WLAN_MAC_BASE_ADDRESS +
+                                           WAVE1_PCU_ACK_CTS_TIMEOUT);
+       phyclk_reg = ath10k_hif_read32(ar, WLAN_MAC_BASE_ADDRESS +
+                                          WAVE1_PHYCLK);
+       phyclk = MS(phyclk_reg, WAVE1_PHYCLK_USEC) + 1;
+
+       if (value < 0)
+               value = ar->fw_coverage.coverage_class;
+
+       /* Break out if the coverage class and registers have the expected
+        * value.
+        */
+       if (value == ar->fw_coverage.coverage_class &&
+           slottime_reg == ar->fw_coverage.reg_slottime_conf &&
+           timeout_reg == ar->fw_coverage.reg_ack_cts_timeout_conf &&
+           phyclk_reg == ar->fw_coverage.reg_phyclk)
+               goto unlock;
+
+       /* Store new initial register values from the firmware. */
+       if (slottime_reg != ar->fw_coverage.reg_slottime_conf)
+               ar->fw_coverage.reg_slottime_orig = slottime_reg;
+       if (timeout_reg != ar->fw_coverage.reg_ack_cts_timeout_conf)
+               ar->fw_coverage.reg_ack_cts_timeout_orig = timeout_reg;
+       ar->fw_coverage.reg_phyclk = phyclk_reg;
+
+       /* Calculat new value based on the (original) firmware calculation. */
+       slottime_reg = ar->fw_coverage.reg_slottime_orig;
+       timeout_reg = ar->fw_coverage.reg_ack_cts_timeout_orig;
+
+       /* Do some sanity checks on the slottime register. */
+       if (slottime_reg % phyclk) {
+               ath10k_warn(ar,
+                           "failed to set coverage class: expected integer microsecond value in register\n");
+
+               goto store_regs;
+       }
+
+       slottime = MS(slottime_reg, WAVE1_PCU_GBL_IFS_SLOT);
+       slottime = slottime / phyclk;
+       if (slottime != 9 && slottime != 20) {
+               ath10k_warn(ar,
+                           "failed to set coverage class: expected slot time of 9 or 20us in HW register. It is %uus.\n",
+                           slottime);
+
+               goto store_regs;
+       }
+
+       /* Recalculate the register values by adding the additional propagation
+        * delay (3us per coverage class).
+        */
+
+       slottime = MS(slottime_reg, WAVE1_PCU_GBL_IFS_SLOT);
+       slottime += value * 3 * phyclk;
+       slottime = min_t(u32, slottime, WAVE1_PCU_GBL_IFS_SLOT_MAX);
+       slottime = SM(slottime, WAVE1_PCU_GBL_IFS_SLOT);
+       slottime_reg = (slottime_reg & ~WAVE1_PCU_GBL_IFS_SLOT_MASK) | slottime;
+
+       /* Update ack timeout (lower halfword). */
+       ack_timeout = MS(timeout_reg, WAVE1_PCU_ACK_CTS_TIMEOUT_ACK);
+       ack_timeout += 3 * value * phyclk;
+       ack_timeout = min_t(u32, ack_timeout, WAVE1_PCU_ACK_CTS_TIMEOUT_MAX);
+       ack_timeout = SM(ack_timeout, WAVE1_PCU_ACK_CTS_TIMEOUT_ACK);
+
+       /* Update cts timeout (upper halfword). */
+       cts_timeout = MS(timeout_reg, WAVE1_PCU_ACK_CTS_TIMEOUT_CTS);
+       cts_timeout += 3 * value * phyclk;
+       cts_timeout = min_t(u32, cts_timeout, WAVE1_PCU_ACK_CTS_TIMEOUT_MAX);
+       cts_timeout = SM(cts_timeout, WAVE1_PCU_ACK_CTS_TIMEOUT_CTS);
+
+       timeout_reg = ack_timeout | cts_timeout;
+
+       ath10k_hif_write32(ar,
+                          WLAN_MAC_BASE_ADDRESS + WAVE1_PCU_GBL_IFS_SLOT,
+                          slottime_reg);
+       ath10k_hif_write32(ar,
+                          WLAN_MAC_BASE_ADDRESS + WAVE1_PCU_ACK_CTS_TIMEOUT,
+                          timeout_reg);
+
+       /* Ensure we have a debug level of WARN set for the case that the
+        * coverage class is larger than 0. This is important as we need to
+        * set the registers again if the firmware does an internal reset and
+        * this way we will be notified of the event.
+        */
+       fw_dbglog_mask = ath10k_debug_get_fw_dbglog_mask(ar);
+       fw_dbglog_level = ath10k_debug_get_fw_dbglog_level(ar);
+
+       if (value > 0) {
+               if (fw_dbglog_level > ATH10K_DBGLOG_LEVEL_WARN)
+                       fw_dbglog_level = ATH10K_DBGLOG_LEVEL_WARN;
+               fw_dbglog_mask = ~0;
+       }
+
+       ath10k_wmi_dbglog_cfg(ar, fw_dbglog_mask, fw_dbglog_level);
+
+store_regs:
+       /* After an error we will not retry setting the coverage class. */
+       spin_lock_bh(&ar->data_lock);
+       ar->fw_coverage.coverage_class = value;
+       spin_unlock_bh(&ar->data_lock);
+
+       ar->fw_coverage.reg_slottime_conf = slottime_reg;
+       ar->fw_coverage.reg_ack_cts_timeout_conf = timeout_reg;
+
+unlock:
+       mutex_unlock(&ar->conf_mutex);
+}
+
 const struct ath10k_hw_ops qca988x_ops = {
+       .set_coverage_class = ath10k_hw_qca988x_set_coverage_class,
 };
 
 static int ath10k_qca99x0_rx_desc_get_l3_pad_bytes(struct htt_rx_desc *rxd)
index 6038b7486f1dbfafe446593d027bf54b7e23dd36..883547f3347c2564e480c531e2534abd603d5ba0 100644 (file)
@@ -230,6 +230,7 @@ struct ath10k_hw_regs {
        u32 rtc_soc_base_address;
        u32 rtc_wmac_base_address;
        u32 soc_core_base_address;
+       u32 wlan_mac_base_address;
        u32 ce_wrapper_base_address;
        u32 ce0_base_address;
        u32 ce1_base_address;
@@ -418,6 +419,7 @@ struct htt_rx_desc;
 /* Defines needed for Rx descriptor abstraction */
 struct ath10k_hw_ops {
        int (*rx_desc_get_l3_pad_bytes)(struct htt_rx_desc *rxd);
+       void (*set_coverage_class)(struct ath10k *ar, s16 value);
 };
 
 extern const struct ath10k_hw_ops qca988x_ops;
@@ -614,7 +616,7 @@ ath10k_rx_desc_get_l3_pad_bytes(struct ath10k_hw_params *hw,
 #define WLAN_SI_BASE_ADDRESS                   0x00010000
 #define WLAN_GPIO_BASE_ADDRESS                 0x00014000
 #define WLAN_ANALOG_INTF_BASE_ADDRESS          0x0001c000
-#define WLAN_MAC_BASE_ADDRESS                  0x00020000
+#define WLAN_MAC_BASE_ADDRESS                  ar->regs->wlan_mac_base_address
 #define EFUSE_BASE_ADDRESS                     0x00030000
 #define FPGA_REG_BASE_ADDRESS                  0x00039000
 #define WLAN_UART2_BASE_ADDRESS                        0x00054c00
@@ -814,4 +816,28 @@ ath10k_rx_desc_get_l3_pad_bytes(struct ath10k_hw_params *hw,
 
 #define RTC_STATE_V_GET(x) (((x) & RTC_STATE_V_MASK) >> RTC_STATE_V_LSB)
 
+/* Register definitions for first generation ath10k cards. These cards include
+ * a mac thich has a register allocation similar to ath9k and at least some
+ * registers including the ones relevant for modifying the coverage class are
+ * identical to the ath9k definitions.
+ * These registers are usually managed by the ath10k firmware. However by
+ * overriding them it is possible to support coverage class modifications.
+ */
+#define WAVE1_PCU_ACK_CTS_TIMEOUT              0x8014
+#define WAVE1_PCU_ACK_CTS_TIMEOUT_MAX          0x00003FFF
+#define WAVE1_PCU_ACK_CTS_TIMEOUT_ACK_MASK     0x00003FFF
+#define WAVE1_PCU_ACK_CTS_TIMEOUT_ACK_LSB      0
+#define WAVE1_PCU_ACK_CTS_TIMEOUT_CTS_MASK     0x3FFF0000
+#define WAVE1_PCU_ACK_CTS_TIMEOUT_CTS_LSB      16
+
+#define WAVE1_PCU_GBL_IFS_SLOT                 0x1070
+#define WAVE1_PCU_GBL_IFS_SLOT_MASK            0x0000FFFF
+#define WAVE1_PCU_GBL_IFS_SLOT_MAX             0x0000FFFF
+#define WAVE1_PCU_GBL_IFS_SLOT_LSB             0
+#define WAVE1_PCU_GBL_IFS_SLOT_RESV0           0xFFFF0000
+
+#define WAVE1_PHYCLK                           0x801C
+#define WAVE1_PHYCLK_USEC_MASK                 0x0000007F
+#define WAVE1_PHYCLK_USEC_LSB                  0
+
 #endif /* _HW_H_ */
index 76297d69f1ed4303ec6595f3ad59ef29ee3137b6..691b7b58c584be9741d653b20573fc8b4557333b 100644 (file)
@@ -19,6 +19,7 @@
 
 #include <net/mac80211.h>
 #include <linux/etherdevice.h>
+#include <linux/acpi.h>
 
 #include "hif.h"
 #include "core.h"
@@ -3179,7 +3180,8 @@ static void ath10k_mac_vif_handle_tx_pause(struct ath10k_vif *arvif,
                ath10k_mac_vif_tx_unlock(arvif, pause_id);
                break;
        default:
-               ath10k_warn(ar, "received unknown tx pause action %d on vdev %i, ignoring\n",
+               ath10k_dbg(ar, ATH10K_DBG_BOOT,
+                          "received unknown tx pause action %d on vdev %i, ignoring\n",
                            action, arvif->vdev_id);
                break;
        }
@@ -4929,7 +4931,9 @@ static int ath10k_add_interface(struct ieee80211_hw *hw,
        }
 
        ar->free_vdev_map &= ~(1LL << arvif->vdev_id);
+       spin_lock_bh(&ar->data_lock);
        list_add(&arvif->list, &ar->arvifs);
+       spin_unlock_bh(&ar->data_lock);
 
        /* It makes no sense to have firmware do keepalives. mac80211 already
         * takes care of this with idle connection polling.
@@ -5080,7 +5084,9 @@ err_peer_delete:
 err_vdev_delete:
        ath10k_wmi_vdev_delete(ar, arvif->vdev_id);
        ar->free_vdev_map |= 1LL << arvif->vdev_id;
+       spin_lock_bh(&ar->data_lock);
        list_del(&arvif->list);
+       spin_unlock_bh(&ar->data_lock);
 
 err:
        if (arvif->beacon_buf) {
@@ -5126,7 +5132,9 @@ static void ath10k_remove_interface(struct ieee80211_hw *hw,
                            arvif->vdev_id, ret);
 
        ar->free_vdev_map |= 1LL << arvif->vdev_id;
+       spin_lock_bh(&ar->data_lock);
        list_del(&arvif->list);
+       spin_unlock_bh(&ar->data_lock);
 
        if (arvif->vdev_type == WMI_VDEV_TYPE_AP ||
            arvif->vdev_type == WMI_VDEV_TYPE_IBSS) {
@@ -5410,6 +5418,20 @@ static void ath10k_bss_info_changed(struct ieee80211_hw *hw,
        mutex_unlock(&ar->conf_mutex);
 }
 
+static void ath10k_mac_op_set_coverage_class(struct ieee80211_hw *hw, s16 value)
+{
+       struct ath10k *ar = hw->priv;
+
+       /* This function should never be called if setting the coverage class
+        * is not supported on this hardware.
+        */
+       if (!ar->hw_params.hw_ops->set_coverage_class) {
+               WARN_ON_ONCE(1);
+               return;
+       }
+       ar->hw_params.hw_ops->set_coverage_class(ar, value);
+}
+
 static int ath10k_hw_scan(struct ieee80211_hw *hw,
                          struct ieee80211_vif *vif,
                          struct ieee80211_scan_request *hw_req)
@@ -7435,6 +7457,7 @@ static const struct ieee80211_ops ath10k_ops = {
        .remove_interface               = ath10k_remove_interface,
        .configure_filter               = ath10k_configure_filter,
        .bss_info_changed               = ath10k_bss_info_changed,
+       .set_coverage_class             = ath10k_mac_op_set_coverage_class,
        .hw_scan                        = ath10k_hw_scan,
        .cancel_hw_scan                 = ath10k_cancel_hw_scan,
        .set_key                        = ath10k_set_key,
@@ -7789,6 +7812,109 @@ struct ath10k_vif *ath10k_get_arvif(struct ath10k *ar, u32 vdev_id)
        return arvif_iter.arvif;
 }
 
+#define WRD_METHOD "WRDD"
+#define WRDD_WIFI  (0x07)
+
+static u32 ath10k_mac_wrdd_get_mcc(struct ath10k *ar, union acpi_object *wrdd)
+{
+       union acpi_object *mcc_pkg;
+       union acpi_object *domain_type;
+       union acpi_object *mcc_value;
+       u32 i;
+
+       if (wrdd->type != ACPI_TYPE_PACKAGE ||
+           wrdd->package.count < 2 ||
+           wrdd->package.elements[0].type != ACPI_TYPE_INTEGER ||
+           wrdd->package.elements[0].integer.value != 0) {
+               ath10k_warn(ar, "ignoring malformed/unsupported wrdd structure\n");
+               return 0;
+       }
+
+       for (i = 1; i < wrdd->package.count; ++i) {
+               mcc_pkg = &wrdd->package.elements[i];
+
+               if (mcc_pkg->type != ACPI_TYPE_PACKAGE)
+                       continue;
+               if (mcc_pkg->package.count < 2)
+                       continue;
+               if (mcc_pkg->package.elements[0].type != ACPI_TYPE_INTEGER ||
+                   mcc_pkg->package.elements[1].type != ACPI_TYPE_INTEGER)
+                       continue;
+
+               domain_type = &mcc_pkg->package.elements[0];
+               if (domain_type->integer.value != WRDD_WIFI)
+                       continue;
+
+               mcc_value = &mcc_pkg->package.elements[1];
+               return mcc_value->integer.value;
+       }
+       return 0;
+}
+
+static int ath10k_mac_get_wrdd_regulatory(struct ath10k *ar, u16 *rd)
+{
+       struct pci_dev __maybe_unused *pdev = to_pci_dev(ar->dev);
+       acpi_handle root_handle;
+       acpi_handle handle;
+       struct acpi_buffer wrdd = {ACPI_ALLOCATE_BUFFER, NULL};
+       acpi_status status;
+       u32 alpha2_code;
+       char alpha2[3];
+
+       root_handle = ACPI_HANDLE(&pdev->dev);
+       if (!root_handle)
+               return -EOPNOTSUPP;
+
+       status = acpi_get_handle(root_handle, (acpi_string)WRD_METHOD, &handle);
+       if (ACPI_FAILURE(status)) {
+               ath10k_dbg(ar, ATH10K_DBG_BOOT,
+                          "failed to get wrd method %d\n", status);
+               return -EIO;
+       }
+
+       status = acpi_evaluate_object(handle, NULL, NULL, &wrdd);
+       if (ACPI_FAILURE(status)) {
+               ath10k_dbg(ar, ATH10K_DBG_BOOT,
+                          "failed to call wrdc %d\n", status);
+               return -EIO;
+       }
+
+       alpha2_code = ath10k_mac_wrdd_get_mcc(ar, wrdd.pointer);
+       kfree(wrdd.pointer);
+       if (!alpha2_code)
+               return -EIO;
+
+       alpha2[0] = (alpha2_code >> 8) & 0xff;
+       alpha2[1] = (alpha2_code >> 0) & 0xff;
+       alpha2[2] = '\0';
+
+       ath10k_dbg(ar, ATH10K_DBG_BOOT,
+                  "regulatory hint from WRDD (alpha2-code): %s\n", alpha2);
+
+       *rd = ath_regd_find_country_by_name(alpha2);
+       if (*rd == 0xffff)
+               return -EIO;
+
+       *rd |= COUNTRY_ERD_FLAG;
+       return 0;
+}
+
+static int ath10k_mac_init_rd(struct ath10k *ar)
+{
+       int ret;
+       u16 rd;
+
+       ret = ath10k_mac_get_wrdd_regulatory(ar, &rd);
+       if (ret) {
+               ath10k_dbg(ar, ATH10K_DBG_BOOT,
+                          "fallback to eeprom programmed regulatory settings\n");
+               rd = ar->hw_eeprom_rd;
+       }
+
+       ar->ath_common.regulatory.current_rd = rd;
+       return 0;
+}
+
 int ath10k_mac_register(struct ath10k *ar)
 {
        static const u32 cipher_suites[] = {
@@ -8012,6 +8138,16 @@ int ath10k_mac_register(struct ath10k *ar)
                      ar->running_fw->fw_file.fw_features))
                ar->ops->wake_tx_queue = NULL;
 
+       ret = ath10k_mac_init_rd(ar);
+       if (ret) {
+               ath10k_err(ar, "failed to derive regdom: %d\n", ret);
+               goto err_dfs_detector_exit;
+       }
+
+       /* Disable set_coverage_class for chipsets that do not support it. */
+       if (!ar->hw_params.hw_ops->set_coverage_class)
+               ar->ops->set_coverage_class = NULL;
+
        ret = ath_regd_init(&ar->ath_common.regulatory, ar->hw->wiphy,
                            ath10k_reg_notifier);
        if (ret) {
index 54df425bb0fc1e2fd23a28f9052e76f263b277ee..387c4eede388d56a8e60427495bb6640011bcb50 100644 (file)
@@ -4676,7 +4676,7 @@ static void ath10k_wmi_event_service_ready_work(struct work_struct *work)
        ar->fw_version_build = (__le32_to_cpu(arg.sw_ver1) & 0x0000ffff);
        ar->phy_capability = __le32_to_cpu(arg.phy_capab);
        ar->num_rf_chains = __le32_to_cpu(arg.num_rf_chains);
-       ar->ath_common.regulatory.current_rd = __le32_to_cpu(arg.eeprom_rd);
+       ar->hw_eeprom_rd = __le32_to_cpu(arg.eeprom_rd);
 
        ath10k_dbg_dump(ar, ATH10K_DBG_WMI, NULL, "wmi svc: ",
                        arg.service_map, arg.service_map_len);
@@ -4931,6 +4931,23 @@ exit:
        return 0;
 }
 
+static inline void ath10k_wmi_queue_set_coverage_class_work(struct ath10k *ar)
+{
+       if (ar->hw_params.hw_ops->set_coverage_class) {
+               spin_lock_bh(&ar->data_lock);
+
+               /* This call only ensures that the modified coverage class
+                * persists in case the firmware sets the registers back to
+                * their default value. So calling it is only necessary if the
+                * coverage class has a non-zero value.
+                */
+               if (ar->fw_coverage.coverage_class)
+                       queue_work(ar->workqueue, &ar->set_coverage_class_work);
+
+               spin_unlock_bh(&ar->data_lock);
+       }
+}
+
 static void ath10k_wmi_op_rx(struct ath10k *ar, struct sk_buff *skb)
 {
        struct wmi_cmd_hdr *cmd_hdr;
@@ -4951,6 +4968,7 @@ static void ath10k_wmi_op_rx(struct ath10k *ar, struct sk_buff *skb)
                return;
        case WMI_SCAN_EVENTID:
                ath10k_wmi_event_scan(ar, skb);
+               ath10k_wmi_queue_set_coverage_class_work(ar);
                break;
        case WMI_CHAN_INFO_EVENTID:
                ath10k_wmi_event_chan_info(ar, skb);
@@ -4960,15 +4978,18 @@ static void ath10k_wmi_op_rx(struct ath10k *ar, struct sk_buff *skb)
                break;
        case WMI_DEBUG_MESG_EVENTID:
                ath10k_wmi_event_debug_mesg(ar, skb);
+               ath10k_wmi_queue_set_coverage_class_work(ar);
                break;
        case WMI_UPDATE_STATS_EVENTID:
                ath10k_wmi_event_update_stats(ar, skb);
                break;
        case WMI_VDEV_START_RESP_EVENTID:
                ath10k_wmi_event_vdev_start_resp(ar, skb);
+               ath10k_wmi_queue_set_coverage_class_work(ar);
                break;
        case WMI_VDEV_STOPPED_EVENTID:
                ath10k_wmi_event_vdev_stopped(ar, skb);
+               ath10k_wmi_queue_set_coverage_class_work(ar);
                break;
        case WMI_PEER_STA_KICKOUT_EVENTID:
                ath10k_wmi_event_peer_sta_kickout(ar, skb);
@@ -4984,12 +5005,14 @@ static void ath10k_wmi_op_rx(struct ath10k *ar, struct sk_buff *skb)
                break;
        case WMI_ROAM_EVENTID:
                ath10k_wmi_event_roam(ar, skb);
+               ath10k_wmi_queue_set_coverage_class_work(ar);
                break;
        case WMI_PROFILE_MATCH:
                ath10k_wmi_event_profile_match(ar, skb);
                break;
        case WMI_DEBUG_PRINT_EVENTID:
                ath10k_wmi_event_debug_print(ar, skb);
+               ath10k_wmi_queue_set_coverage_class_work(ar);
                break;
        case WMI_PDEV_QVIT_EVENTID:
                ath10k_wmi_event_pdev_qvit(ar, skb);
@@ -5038,6 +5061,7 @@ static void ath10k_wmi_op_rx(struct ath10k *ar, struct sk_buff *skb)
                return;
        case WMI_READY_EVENTID:
                ath10k_wmi_event_ready(ar, skb);
+               ath10k_wmi_queue_set_coverage_class_work(ar);
                break;
        default:
                ath10k_warn(ar, "Unknown eventid: %d\n", id);
@@ -5081,6 +5105,7 @@ static void ath10k_wmi_10_1_op_rx(struct ath10k *ar, struct sk_buff *skb)
                return;
        case WMI_10X_SCAN_EVENTID:
                ath10k_wmi_event_scan(ar, skb);
+               ath10k_wmi_queue_set_coverage_class_work(ar);
                break;
        case WMI_10X_CHAN_INFO_EVENTID:
                ath10k_wmi_event_chan_info(ar, skb);
@@ -5090,15 +5115,18 @@ static void ath10k_wmi_10_1_op_rx(struct ath10k *ar, struct sk_buff *skb)
                break;
        case WMI_10X_DEBUG_MESG_EVENTID:
                ath10k_wmi_event_debug_mesg(ar, skb);
+               ath10k_wmi_queue_set_coverage_class_work(ar);
                break;
        case WMI_10X_UPDATE_STATS_EVENTID:
                ath10k_wmi_event_update_stats(ar, skb);
                break;
        case WMI_10X_VDEV_START_RESP_EVENTID:
                ath10k_wmi_event_vdev_start_resp(ar, skb);
+               ath10k_wmi_queue_set_coverage_class_work(ar);
                break;
        case WMI_10X_VDEV_STOPPED_EVENTID:
                ath10k_wmi_event_vdev_stopped(ar, skb);
+               ath10k_wmi_queue_set_coverage_class_work(ar);
                break;
        case WMI_10X_PEER_STA_KICKOUT_EVENTID:
                ath10k_wmi_event_peer_sta_kickout(ar, skb);
@@ -5114,12 +5142,14 @@ static void ath10k_wmi_10_1_op_rx(struct ath10k *ar, struct sk_buff *skb)
                break;
        case WMI_10X_ROAM_EVENTID:
                ath10k_wmi_event_roam(ar, skb);
+               ath10k_wmi_queue_set_coverage_class_work(ar);
                break;
        case WMI_10X_PROFILE_MATCH:
                ath10k_wmi_event_profile_match(ar, skb);
                break;
        case WMI_10X_DEBUG_PRINT_EVENTID:
                ath10k_wmi_event_debug_print(ar, skb);
+               ath10k_wmi_queue_set_coverage_class_work(ar);
                break;
        case WMI_10X_PDEV_QVIT_EVENTID:
                ath10k_wmi_event_pdev_qvit(ar, skb);
@@ -5159,6 +5189,7 @@ static void ath10k_wmi_10_1_op_rx(struct ath10k *ar, struct sk_buff *skb)
                return;
        case WMI_10X_READY_EVENTID:
                ath10k_wmi_event_ready(ar, skb);
+               ath10k_wmi_queue_set_coverage_class_work(ar);
                break;
        case WMI_10X_PDEV_UTF_EVENTID:
                /* ignore utf events */
@@ -5205,6 +5236,7 @@ static void ath10k_wmi_10_2_op_rx(struct ath10k *ar, struct sk_buff *skb)
                return;
        case WMI_10_2_SCAN_EVENTID:
                ath10k_wmi_event_scan(ar, skb);
+               ath10k_wmi_queue_set_coverage_class_work(ar);
                break;
        case WMI_10_2_CHAN_INFO_EVENTID:
                ath10k_wmi_event_chan_info(ar, skb);
@@ -5214,15 +5246,18 @@ static void ath10k_wmi_10_2_op_rx(struct ath10k *ar, struct sk_buff *skb)
                break;
        case WMI_10_2_DEBUG_MESG_EVENTID:
                ath10k_wmi_event_debug_mesg(ar, skb);
+               ath10k_wmi_queue_set_coverage_class_work(ar);
                break;
        case WMI_10_2_UPDATE_STATS_EVENTID:
                ath10k_wmi_event_update_stats(ar, skb);
                break;
        case WMI_10_2_VDEV_START_RESP_EVENTID:
                ath10k_wmi_event_vdev_start_resp(ar, skb);
+               ath10k_wmi_queue_set_coverage_class_work(ar);
                break;
        case WMI_10_2_VDEV_STOPPED_EVENTID:
                ath10k_wmi_event_vdev_stopped(ar, skb);
+               ath10k_wmi_queue_set_coverage_class_work(ar);
                break;
        case WMI_10_2_PEER_STA_KICKOUT_EVENTID:
                ath10k_wmi_event_peer_sta_kickout(ar, skb);
@@ -5238,12 +5273,14 @@ static void ath10k_wmi_10_2_op_rx(struct ath10k *ar, struct sk_buff *skb)
                break;
        case WMI_10_2_ROAM_EVENTID:
                ath10k_wmi_event_roam(ar, skb);
+               ath10k_wmi_queue_set_coverage_class_work(ar);
                break;
        case WMI_10_2_PROFILE_MATCH:
                ath10k_wmi_event_profile_match(ar, skb);
                break;
        case WMI_10_2_DEBUG_PRINT_EVENTID:
                ath10k_wmi_event_debug_print(ar, skb);
+               ath10k_wmi_queue_set_coverage_class_work(ar);
                break;
        case WMI_10_2_PDEV_QVIT_EVENTID:
                ath10k_wmi_event_pdev_qvit(ar, skb);
@@ -5274,15 +5311,18 @@ static void ath10k_wmi_10_2_op_rx(struct ath10k *ar, struct sk_buff *skb)
                break;
        case WMI_10_2_VDEV_STANDBY_REQ_EVENTID:
                ath10k_wmi_event_vdev_standby_req(ar, skb);
+               ath10k_wmi_queue_set_coverage_class_work(ar);
                break;
        case WMI_10_2_VDEV_RESUME_REQ_EVENTID:
                ath10k_wmi_event_vdev_resume_req(ar, skb);
+               ath10k_wmi_queue_set_coverage_class_work(ar);
                break;
        case WMI_10_2_SERVICE_READY_EVENTID:
                ath10k_wmi_event_service_ready(ar, skb);
                return;
        case WMI_10_2_READY_EVENTID:
                ath10k_wmi_event_ready(ar, skb);
+               ath10k_wmi_queue_set_coverage_class_work(ar);
                break;
        case WMI_10_2_PDEV_TEMPERATURE_EVENTID:
                ath10k_wmi_event_temperature(ar, skb);
@@ -5345,12 +5385,14 @@ static void ath10k_wmi_10_4_op_rx(struct ath10k *ar, struct sk_buff *skb)
                break;
        case WMI_10_4_DEBUG_MESG_EVENTID:
                ath10k_wmi_event_debug_mesg(ar, skb);
+               ath10k_wmi_queue_set_coverage_class_work(ar);
                break;
        case WMI_10_4_SERVICE_READY_EVENTID:
                ath10k_wmi_event_service_ready(ar, skb);
                return;
        case WMI_10_4_SCAN_EVENTID:
                ath10k_wmi_event_scan(ar, skb);
+               ath10k_wmi_queue_set_coverage_class_work(ar);
                break;
        case WMI_10_4_CHAN_INFO_EVENTID:
                ath10k_wmi_event_chan_info(ar, skb);
@@ -5360,12 +5402,14 @@ static void ath10k_wmi_10_4_op_rx(struct ath10k *ar, struct sk_buff *skb)
                break;
        case WMI_10_4_READY_EVENTID:
                ath10k_wmi_event_ready(ar, skb);
+               ath10k_wmi_queue_set_coverage_class_work(ar);
                break;
        case WMI_10_4_PEER_STA_KICKOUT_EVENTID:
                ath10k_wmi_event_peer_sta_kickout(ar, skb);
                break;
        case WMI_10_4_ROAM_EVENTID:
                ath10k_wmi_event_roam(ar, skb);
+               ath10k_wmi_queue_set_coverage_class_work(ar);
                break;
        case WMI_10_4_HOST_SWBA_EVENTID:
                ath10k_wmi_event_host_swba(ar, skb);
@@ -5375,12 +5419,15 @@ static void ath10k_wmi_10_4_op_rx(struct ath10k *ar, struct sk_buff *skb)
                break;
        case WMI_10_4_DEBUG_PRINT_EVENTID:
                ath10k_wmi_event_debug_print(ar, skb);
+               ath10k_wmi_queue_set_coverage_class_work(ar);
                break;
        case WMI_10_4_VDEV_START_RESP_EVENTID:
                ath10k_wmi_event_vdev_start_resp(ar, skb);
+               ath10k_wmi_queue_set_coverage_class_work(ar);
                break;
        case WMI_10_4_VDEV_STOPPED_EVENTID:
                ath10k_wmi_event_vdev_stopped(ar, skb);
+               ath10k_wmi_queue_set_coverage_class_work(ar);
                break;
        case WMI_10_4_WOW_WAKEUP_HOST_EVENTID:
        case WMI_10_4_PEER_RATECODE_LIST_EVENTID:
@@ -5397,6 +5444,9 @@ static void ath10k_wmi_10_4_op_rx(struct ath10k *ar, struct sk_buff *skb)
        case WMI_10_4_PDEV_BSS_CHAN_INFO_EVENTID:
                ath10k_wmi_event_pdev_bss_chan_info(ar, skb);
                break;
+       case WMI_10_4_PDEV_TPC_CONFIG_EVENTID:
+               ath10k_wmi_event_pdev_tpc_config(ar, skb);
+               break;
        default:
                ath10k_warn(ar, "Unknown eventid: %d\n", id);
                break;
@@ -6096,6 +6146,7 @@ void ath10k_wmi_start_scan_init(struct ath10k *ar,
                | WMI_SCAN_EVENT_COMPLETED
                | WMI_SCAN_EVENT_BSS_CHANNEL
                | WMI_SCAN_EVENT_FOREIGN_CHANNEL
+               | WMI_SCAN_EVENT_FOREIGN_CHANNEL_EXIT
                | WMI_SCAN_EVENT_DEQUEUED;
        arg->scan_ctrl_flags |= WMI_SCAN_CHAN_STAT_EVENT;
        arg->n_bssids = 1;
@@ -8153,6 +8204,7 @@ static const struct wmi_ops wmi_10_4_ops = {
        .get_vdev_subtype = ath10k_wmi_10_4_op_get_vdev_subtype,
        .gen_pdev_bss_chan_info_req = ath10k_wmi_10_2_op_gen_pdev_bss_chan_info,
        .gen_echo = ath10k_wmi_op_gen_echo,
+       .gen_pdev_get_tpc_config = ath10k_wmi_10_2_4_op_gen_pdev_get_tpc_config,
 };
 
 int ath10k_wmi_attach(struct ath10k *ar)
index eab0ab976af29ebb0b355f82b01caeb39bd07152..c2df075d2d56040a8c848a942f5416f482d137f3 100644 (file)
@@ -75,6 +75,8 @@ struct ath6kl_sdio {
 #define CMD53_ARG_FIXED_ADDRESS 0
 #define CMD53_ARG_INCR_ADDRESS  1
 
+static int ath6kl_sdio_config(struct ath6kl *ar);
+
 static inline struct ath6kl_sdio *ath6kl_sdio_priv(struct ath6kl *ar)
 {
        return ar->hif_priv;
@@ -526,8 +528,15 @@ static int ath6kl_sdio_power_on(struct ath6kl *ar)
         */
        msleep(10);
 
+       ret = ath6kl_sdio_config(ar);
+       if (ret) {
+               ath6kl_err("Failed to config sdio: %d\n", ret);
+               goto out;
+       }
+
        ar_sdio->is_disabled = false;
 
+out:
        return ret;
 }
 
@@ -703,8 +712,10 @@ static void ath6kl_sdio_cleanup_scatter(struct ath6kl *ar)
                 * ath6kl_hif_rw_comp_handler() with status -ECANCELED so
                 * that the packet is properly freed?
                 */
-               if (s_req->busrequest)
+               if (s_req->busrequest) {
+                       s_req->busrequest->scat_req = 0;
                        ath6kl_sdio_free_bus_req(ar_sdio, s_req->busrequest);
+               }
                kfree(s_req->virt_dma_buf);
                kfree(s_req->sgentries);
                kfree(s_req);
@@ -712,6 +723,8 @@ static void ath6kl_sdio_cleanup_scatter(struct ath6kl *ar)
                spin_lock_bh(&ar_sdio->scat_lock);
        }
        spin_unlock_bh(&ar_sdio->scat_lock);
+
+       ar_sdio->scatter_enabled = false;
 }
 
 /* setup of HIF scatter resources */
index d38e50f96db77b52eeab1238093bffea45ec6b5e..568b1c6c2b2b9fafcd4ee4521856285b1665b868 100644 (file)
@@ -22,7 +22,7 @@
 #include "ar9003_phy.h"
 
 #define ATH9K_RNG_BUF_SIZE     320
-#define ATH9K_RNG_ENTROPY(x)   (((x) * 8 * 320) >> 10) /* quality: 320/1024 */
+#define ATH9K_RNG_ENTROPY(x)   (((x) * 8 * 10) >> 5) /* quality: 10/32 */
 
 static int ath9k_rng_data_read(struct ath_softc *sc, u32 *buf, u32 buf_size)
 {
index f8506037736f8b0f5ea0257e3e56cf246d8a7207..43afa83a9f0c1b70ac63eb464c3722088b16e1e1 100644 (file)
@@ -449,7 +449,7 @@ static void ath_reg_apply_world_flags(struct wiphy *wiphy,
        }
 }
 
-static u16 ath_regd_find_country_by_name(char *alpha2)
+u16 ath_regd_find_country_by_name(char *alpha2)
 {
        unsigned int i;
 
@@ -460,6 +460,7 @@ static u16 ath_regd_find_country_by_name(char *alpha2)
 
        return -1;
 }
+EXPORT_SYMBOL(ath_regd_find_country_by_name);
 
 static int __ath_reg_dyn_country(struct wiphy *wiphy,
                                 struct ath_regulatory *reg,
index 565d3075f06ee5000e3b0205428a83b2419165f9..5d80be213fac0ec9c05d01bc49c6bfd190e68a16 100644 (file)
@@ -251,6 +251,7 @@ enum CountryCode {
 
 bool ath_is_world_regd(struct ath_regulatory *reg);
 bool ath_is_49ghz_allowed(u16 redomain);
+u16 ath_regd_find_country_by_name(char *alpha2);
 int ath_regd_init(struct ath_regulatory *reg, struct wiphy *wiphy,
                  void (*reg_notifier)(struct wiphy *wiphy,
                                       struct regulatory_request *request));