[Bluetooth] Support create connection cancel command
[pandora-kernel.git] / net / bluetooth / hci_event.c
index d6da093..bb25484 100644 (file)
@@ -24,7 +24,6 @@
 
 /* Bluetooth HCI event handling. */
 
-#include <linux/config.h>
 #include <linux/module.h>
 
 #include <linux/types.h>
@@ -63,6 +62,7 @@ static void hci_cc_link_ctl(struct hci_dev *hdev, __u16 ocf, struct sk_buff *skb
 
        switch (ocf) {
        case OCF_INQUIRY_CANCEL:
+       case OCF_EXIT_PERIODIC_INQ:
                status = *((__u8 *) skb->data);
 
                if (status) {
@@ -84,6 +84,8 @@ static void hci_cc_link_policy(struct hci_dev *hdev, __u16 ocf, struct sk_buff *
 {
        struct hci_conn *conn;
        struct hci_rp_role_discovery *rd;
+       struct hci_rp_write_link_policy *lp;
+       void *sent;
 
        BT_DBG("%s ocf 0x%x", hdev->name, ocf);
 
@@ -107,6 +109,27 @@ static void hci_cc_link_policy(struct hci_dev *hdev, __u16 ocf, struct sk_buff *
                hci_dev_unlock(hdev);
                break;
 
+       case OCF_WRITE_LINK_POLICY:
+               sent = hci_sent_cmd_data(hdev, OGF_LINK_POLICY, OCF_WRITE_LINK_POLICY);
+               if (!sent)
+                       break;
+
+               lp = (struct hci_rp_write_link_policy *) skb->data;
+
+               if (lp->status)
+                       break;
+
+               hci_dev_lock(hdev);
+
+               conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(lp->handle));
+               if (conn) {
+                       __le16 policy = get_unaligned((__le16 *) (sent + 2));
+                       conn->link_policy = __le16_to_cpu(policy);
+               }
+
+               hci_dev_unlock(hdev);
+               break;
+
        default:
                BT_DBG("%s: Command complete: ogf LINK_POLICY ocf %x", 
                                hdev->name, ocf);
@@ -242,7 +265,7 @@ static void hci_cc_host_ctl(struct hci_dev *hdev, __u16 ocf, struct sk_buff *skb
                        break;
 
                status = *((__u8 *) skb->data);
-               setting = __le16_to_cpu(get_unaligned((__u16 *) sent));
+               setting = __le16_to_cpu(get_unaligned((__le16 *) sent));
 
                if (!status && hdev->voice_setting != setting) {
                        hdev->voice_setting = setting;
@@ -275,15 +298,33 @@ static void hci_cc_host_ctl(struct hci_dev *hdev, __u16 ocf, struct sk_buff *skb
 /* Command Complete OGF INFO_PARAM  */
 static void hci_cc_info_param(struct hci_dev *hdev, __u16 ocf, struct sk_buff *skb)
 {
-       struct hci_rp_read_loc_features *lf;
+       struct hci_rp_read_loc_version *lv;
+       struct hci_rp_read_local_features *lf;
        struct hci_rp_read_buffer_size *bs;
        struct hci_rp_read_bd_addr *ba;
 
        BT_DBG("%s ocf 0x%x", hdev->name, ocf);
 
        switch (ocf) {
+       case OCF_READ_LOCAL_VERSION:
+               lv = (struct hci_rp_read_loc_version *) skb->data;
+
+               if (lv->status) {
+                       BT_DBG("%s READ_LOCAL_VERSION failed %d", hdev->name, lf->status);
+                       break;
+               }
+
+               hdev->hci_ver = lv->hci_ver;
+               hdev->hci_rev = btohs(lv->hci_rev);
+               hdev->manufacturer = btohs(lv->manufacturer);
+
+               BT_DBG("%s: manufacturer %d hci_ver %d hci_rev %d", hdev->name,
+                               hdev->manufacturer, hdev->hci_ver, hdev->hci_rev);
+
+               break;
+
        case OCF_READ_LOCAL_FEATURES:
-               lf = (struct hci_rp_read_loc_features *) skb->data;
+               lf = (struct hci_rp_read_local_features *) skb->data;
 
                if (lf->status) {
                        BT_DBG("%s READ_LOCAL_FEATURES failed %d", hdev->name, lf->status);
@@ -306,7 +347,8 @@ static void hci_cc_info_param(struct hci_dev *hdev, __u16 ocf, struct sk_buff *s
                if (hdev->features[1] & LMP_HV3)
                        hdev->pkt_type |= (HCI_HV3);
 
-               BT_DBG("%s: features 0x%x 0x%x 0x%x", hdev->name, lf->features[0], lf->features[1], lf->features[2]);
+               BT_DBG("%s: features 0x%x 0x%x 0x%x", hdev->name,
+                               lf->features[0], lf->features[1], lf->features[2]);
 
                break;
 
@@ -320,9 +362,17 @@ static void hci_cc_info_param(struct hci_dev *hdev, __u16 ocf, struct sk_buff *s
                }
 
                hdev->acl_mtu  = __le16_to_cpu(bs->acl_mtu);
-               hdev->sco_mtu  = bs->sco_mtu ? bs->sco_mtu : 64;
-               hdev->acl_pkts = hdev->acl_cnt = __le16_to_cpu(bs->acl_max_pkt);
-               hdev->sco_pkts = hdev->sco_cnt = __le16_to_cpu(bs->sco_max_pkt);
+               hdev->sco_mtu  = bs->sco_mtu;
+               hdev->acl_pkts = __le16_to_cpu(bs->acl_max_pkt);
+               hdev->sco_pkts = __le16_to_cpu(bs->sco_max_pkt);
+
+               if (test_bit(HCI_QUIRK_FIXUP_BUFFER_SIZE, &hdev->quirks)) {
+                       hdev->sco_mtu  = 64;
+                       hdev->sco_pkts = 8;
+               }
+
+               hdev->acl_cnt = hdev->acl_pkts;
+               hdev->sco_cnt = hdev->sco_pkts;
 
                BT_DBG("%s mtu: acl %d, sco %d max_pkt: acl %d, sco %d", hdev->name,
                        hdev->acl_mtu, hdev->sco_mtu, hdev->acl_pkts, hdev->sco_pkts);
@@ -440,8 +490,46 @@ static void hci_cs_link_policy(struct hci_dev *hdev, __u16 ocf, __u8 status)
        BT_DBG("%s ocf 0x%x", hdev->name, ocf);
 
        switch (ocf) {
+       case OCF_SNIFF_MODE:
+               if (status) {
+                       struct hci_conn *conn;
+                       struct hci_cp_sniff_mode *cp = hci_sent_cmd_data(hdev, OGF_LINK_POLICY, OCF_SNIFF_MODE);
+
+                       if (!cp)
+                               break;
+
+                       hci_dev_lock(hdev);
+
+                       conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle));
+                       if (conn) {
+                               clear_bit(HCI_CONN_MODE_CHANGE_PEND, &conn->pend);
+                       }
+
+                       hci_dev_unlock(hdev);
+               }
+               break;
+
+       case OCF_EXIT_SNIFF_MODE:
+               if (status) {
+                       struct hci_conn *conn;
+                       struct hci_cp_exit_sniff_mode *cp = hci_sent_cmd_data(hdev, OGF_LINK_POLICY, OCF_EXIT_SNIFF_MODE);
+
+                       if (!cp)
+                               break;
+
+                       hci_dev_lock(hdev);
+
+                       conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle));
+                       if (conn) {
+                               clear_bit(HCI_CONN_MODE_CHANGE_PEND, &conn->pend);
+                       }
+
+                       hci_dev_unlock(hdev);
+               }
+               break;
+
        default:
-               BT_DBG("%s Command status: ogf HOST_POLICY ocf %x", hdev->name, ocf);
+               BT_DBG("%s Command status: ogf LINK_POLICY ocf %x", hdev->name, ocf);
                break;
        }
 }
@@ -558,6 +646,35 @@ static inline void hci_inquiry_result_with_rssi_evt(struct hci_dev *hdev, struct
        hci_dev_unlock(hdev);
 }
 
+/* Extended Inquiry Result */
+static inline void hci_extended_inquiry_result_evt(struct hci_dev *hdev, struct sk_buff *skb)
+{
+       struct inquiry_data data;
+       struct extended_inquiry_info *info = (struct extended_inquiry_info *) (skb->data + 1);
+       int num_rsp = *((__u8 *) skb->data);
+
+       BT_DBG("%s num_rsp %d", hdev->name, num_rsp);
+
+       if (!num_rsp)
+               return;
+
+       hci_dev_lock(hdev);
+
+       for (; num_rsp; num_rsp--) {
+               bacpy(&data.bdaddr, &info->bdaddr);
+               data.pscan_rep_mode     = info->pscan_rep_mode;
+               data.pscan_period_mode  = info->pscan_period_mode;
+               data.pscan_mode         = 0x00;
+               memcpy(data.dev_class, info->dev_class, 3);
+               data.clock_offset       = info->clock_offset;
+               data.rssi               = info->rssi;
+               info++;
+               hci_inquiry_cache_update(hdev, &data);
+       }
+
+       hci_dev_unlock(hdev);
+}
+
 /* Connect Request */
 static inline void hci_conn_request_evt(struct hci_dev *hdev, struct sk_buff *skb)
 {
@@ -594,14 +711,16 @@ static inline void hci_conn_request_evt(struct hci_dev *hdev, struct sk_buff *sk
                else
                        cp.role = 0x01; /* Remain slave */
 
-               hci_send_cmd(hdev, OGF_LINK_CTL, OCF_ACCEPT_CONN_REQ, sizeof(cp), &cp);
+               hci_send_cmd(hdev, OGF_LINK_CTL,
+                               OCF_ACCEPT_CONN_REQ, sizeof(cp), &cp);
        } else {
                /* Connection rejected */
                struct hci_cp_reject_conn_req cp;
 
                bacpy(&cp.bdaddr, &ev->bdaddr);
                cp.reason = 0x0f;
-               hci_send_cmd(hdev, OGF_LINK_CTL, OCF_REJECT_CONN_REQ, sizeof(cp), &cp);
+               hci_send_cmd(hdev, OGF_LINK_CTL,
+                               OCF_REJECT_CONN_REQ, sizeof(cp), &cp);
        }
 }
 
@@ -609,7 +728,7 @@ static inline void hci_conn_request_evt(struct hci_dev *hdev, struct sk_buff *sk
 static inline void hci_conn_complete_evt(struct hci_dev *hdev, struct sk_buff *skb)
 {
        struct hci_ev_conn_complete *ev = (struct hci_ev_conn_complete *) skb->data;
-       struct hci_conn *conn = NULL;
+       struct hci_conn *conn;
 
        BT_DBG("%s", hdev->name);
 
@@ -631,12 +750,23 @@ static inline void hci_conn_complete_evt(struct hci_dev *hdev, struct sk_buff *s
                if (test_bit(HCI_ENCRYPT, &hdev->flags))
                        conn->link_mode |= HCI_LM_ENCRYPT;
 
+               hci_conn_hold(conn);
+
+               /* Get remote features */
+               if (conn->type == ACL_LINK) {
+                       struct hci_cp_read_remote_features cp;
+                       cp.handle = ev->handle;
+                       hci_send_cmd(hdev, OGF_LINK_CTL,
+                               OCF_READ_REMOTE_FEATURES, sizeof(cp), &cp);
+               }
+
                /* Set link policy */
                if (conn->type == ACL_LINK && hdev->link_policy) {
                        struct hci_cp_write_link_policy cp;
                        cp.handle = ev->handle;
                        cp.policy = __cpu_to_le16(hdev->link_policy);
-                       hci_send_cmd(hdev, OGF_LINK_POLICY, OCF_WRITE_LINK_POLICY, sizeof(cp), &cp);
+                       hci_send_cmd(hdev, OGF_LINK_POLICY,
+                               OCF_WRITE_LINK_POLICY, sizeof(cp), &cp);
                }
 
                /* Set packet type for incoming connection */
@@ -647,8 +777,11 @@ static inline void hci_conn_complete_evt(struct hci_dev *hdev, struct sk_buff *s
                                __cpu_to_le16(hdev->pkt_type & ACL_PTYPE_MASK):
                                __cpu_to_le16(hdev->pkt_type & SCO_PTYPE_MASK);
 
-                       hci_send_cmd(hdev, OGF_LINK_CTL, OCF_CHANGE_CONN_PTYPE, sizeof(cp), &cp);
+                       hci_send_cmd(hdev, OGF_LINK_CTL,
+                               OCF_CHANGE_CONN_PTYPE, sizeof(cp), &cp);
                }
+
+               hci_conn_put(conn);
        } else
                conn->state = BT_CLOSED;
 
@@ -675,8 +808,7 @@ static inline void hci_conn_complete_evt(struct hci_dev *hdev, struct sk_buff *s
 static inline void hci_disconn_complete_evt(struct hci_dev *hdev, struct sk_buff *skb)
 {
        struct hci_ev_disconn_complete *ev = (struct hci_ev_disconn_complete *) skb->data;
-       struct hci_conn *conn = NULL;
-       __u16 handle = __le16_to_cpu(ev->handle);
+       struct hci_conn *conn;
 
        BT_DBG("%s status %d", hdev->name, ev->status);
 
@@ -685,7 +817,7 @@ static inline void hci_disconn_complete_evt(struct hci_dev *hdev, struct sk_buff
 
        hci_dev_lock(hdev);
 
-       conn = hci_conn_hash_lookup_handle(hdev, handle);
+       conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle));
        if (conn) {
                conn->state = BT_CLOSED;
                hci_proto_disconn_ind(conn, ev->reason);
@@ -699,7 +831,7 @@ static inline void hci_disconn_complete_evt(struct hci_dev *hdev, struct sk_buff
 static inline void hci_num_comp_pkts_evt(struct hci_dev *hdev, struct sk_buff *skb)
 {
        struct hci_ev_num_comp_pkts *ev = (struct hci_ev_num_comp_pkts *) skb->data;
-       __u16 *ptr;
+       __le16 *ptr;
        int i;
 
        skb_pull(skb, sizeof(*ev));
@@ -713,7 +845,7 @@ static inline void hci_num_comp_pkts_evt(struct hci_dev *hdev, struct sk_buff *s
 
        tasklet_disable(&hdev->tx_task);
 
-       for (i = 0, ptr = (__u16 *) skb->data; i < ev->num_hndl; i++) {
+       for (i = 0, ptr = (__le16 *) skb->data; i < ev->num_hndl; i++) {
                struct hci_conn *conn;
                __u16  handle, count;
 
@@ -742,7 +874,7 @@ static inline void hci_num_comp_pkts_evt(struct hci_dev *hdev, struct sk_buff *s
 static inline void hci_role_change_evt(struct hci_dev *hdev, struct sk_buff *skb)
 {
        struct hci_ev_role_change *ev = (struct hci_ev_role_change *) skb->data;
-       struct hci_conn *conn = NULL;
+       struct hci_conn *conn;
 
        BT_DBG("%s status %d", hdev->name, ev->status);
 
@@ -765,18 +897,43 @@ static inline void hci_role_change_evt(struct hci_dev *hdev, struct sk_buff *skb
        hci_dev_unlock(hdev);
 }
 
+/* Mode Change */
+static inline void hci_mode_change_evt(struct hci_dev *hdev, struct sk_buff *skb)
+{
+       struct hci_ev_mode_change *ev = (struct hci_ev_mode_change *) skb->data;
+       struct hci_conn *conn;
+
+       BT_DBG("%s status %d", hdev->name, ev->status);
+
+       hci_dev_lock(hdev);
+
+       conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle));
+       if (conn) {
+               conn->mode = ev->mode;
+               conn->interval = __le16_to_cpu(ev->interval);
+
+               if (!test_and_clear_bit(HCI_CONN_MODE_CHANGE_PEND, &conn->pend)) {
+                       if (conn->mode == HCI_CM_ACTIVE)
+                               conn->power_save = 1;
+                       else
+                               conn->power_save = 0;
+               }
+       }
+
+       hci_dev_unlock(hdev);
+}
+
 /* Authentication Complete */
 static inline void hci_auth_complete_evt(struct hci_dev *hdev, struct sk_buff *skb)
 {
        struct hci_ev_auth_complete *ev = (struct hci_ev_auth_complete *) skb->data;
-       struct hci_conn *conn = NULL;
-       __u16 handle = __le16_to_cpu(ev->handle);
+       struct hci_conn *conn;
 
        BT_DBG("%s status %d", hdev->name, ev->status);
 
        hci_dev_lock(hdev);
 
-       conn = hci_conn_hash_lookup_handle(hdev, handle);
+       conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle));
        if (conn) {
                if (!ev->status)
                        conn->link_mode |= HCI_LM_AUTH;
@@ -791,8 +948,7 @@ static inline void hci_auth_complete_evt(struct hci_dev *hdev, struct sk_buff *s
                                cp.handle  = __cpu_to_le16(conn->handle);
                                cp.encrypt = 1;
                                hci_send_cmd(conn->hdev, OGF_LINK_CTL,
-                                               OCF_SET_CONN_ENCRYPT,
-                                               sizeof(cp), &cp);
+                                       OCF_SET_CONN_ENCRYPT, sizeof(cp), &cp);
                        } else {
                                clear_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend);
                                hci_encrypt_cfm(conn, ev->status, 0x00);
@@ -807,14 +963,13 @@ static inline void hci_auth_complete_evt(struct hci_dev *hdev, struct sk_buff *s
 static inline void hci_encrypt_change_evt(struct hci_dev *hdev, struct sk_buff *skb)
 {
        struct hci_ev_encrypt_change *ev = (struct hci_ev_encrypt_change *) skb->data;
-       struct hci_conn *conn = NULL;
-       __u16 handle = __le16_to_cpu(ev->handle);
+       struct hci_conn *conn;
 
        BT_DBG("%s status %d", hdev->name, ev->status);
 
        hci_dev_lock(hdev);
 
-       conn = hci_conn_hash_lookup_handle(hdev, handle);
+       conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle));
        if (conn) {
                if (!ev->status) {
                        if (ev->encrypt)
@@ -835,14 +990,13 @@ static inline void hci_encrypt_change_evt(struct hci_dev *hdev, struct sk_buff *
 static inline void hci_change_conn_link_key_complete_evt(struct hci_dev *hdev, struct sk_buff *skb)
 {
        struct hci_ev_change_conn_link_key_complete *ev = (struct hci_ev_change_conn_link_key_complete *) skb->data;
-       struct hci_conn *conn = NULL;
-       __u16 handle = __le16_to_cpu(ev->handle);
+       struct hci_conn *conn;
 
        BT_DBG("%s status %d", hdev->name, ev->status);
 
        hci_dev_lock(hdev);
 
-       conn = hci_conn_hash_lookup_handle(hdev, handle);
+       conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle));
        if (conn) {
                if (!ev->status)
                        conn->link_mode |= HCI_LM_SECURE;
@@ -870,18 +1024,35 @@ static inline void hci_link_key_notify_evt(struct hci_dev *hdev, struct sk_buff
 {
 }
 
+/* Remote Features */
+static inline void hci_remote_features_evt(struct hci_dev *hdev, struct sk_buff *skb)
+{
+       struct hci_ev_remote_features *ev = (struct hci_ev_remote_features *) skb->data;
+       struct hci_conn *conn;
+
+       BT_DBG("%s status %d", hdev->name, ev->status);
+
+       hci_dev_lock(hdev);
+
+       conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle));
+       if (conn && !ev->status) {
+               memcpy(conn->features, ev->features, sizeof(conn->features));
+       }
+
+       hci_dev_unlock(hdev);
+}
+
 /* Clock Offset */
 static inline void hci_clock_offset_evt(struct hci_dev *hdev, struct sk_buff *skb)
 {
        struct hci_ev_clock_offset *ev = (struct hci_ev_clock_offset *) skb->data;
-       struct hci_conn *conn = NULL;
-       __u16 handle = __le16_to_cpu(ev->handle);
+       struct hci_conn *conn;
 
        BT_DBG("%s status %d", hdev->name, ev->status);
 
        hci_dev_lock(hdev);
 
-       conn = hci_conn_hash_lookup_handle(hdev, handle);
+       conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle));
        if (conn && !ev->status) {
                struct inquiry_entry *ie;
 
@@ -912,6 +1083,23 @@ static inline void hci_pscan_rep_mode_evt(struct hci_dev *hdev, struct sk_buff *
        hci_dev_unlock(hdev);
 }
 
+/* Sniff Subrate */
+static inline void hci_sniff_subrate_evt(struct hci_dev *hdev, struct sk_buff *skb)
+{
+       struct hci_ev_sniff_subrate *ev = (struct hci_ev_sniff_subrate *) skb->data;
+       struct hci_conn *conn;
+
+       BT_DBG("%s status %d", hdev->name, ev->status);
+
+       hci_dev_lock(hdev);
+
+       conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle));
+       if (conn) {
+       }
+
+       hci_dev_unlock(hdev);
+}
+
 void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb)
 {
        struct hci_event_hdr *hdr = (struct hci_event_hdr *) skb->data;
@@ -940,6 +1128,10 @@ void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb)
                hci_inquiry_result_with_rssi_evt(hdev, skb);
                break;
 
+       case HCI_EV_EXTENDED_INQUIRY_RESULT:
+               hci_extended_inquiry_result_evt(hdev, skb);
+               break;
+
        case HCI_EV_CONN_REQUEST:
                hci_conn_request_evt(hdev, skb);
                break;
@@ -956,6 +1148,10 @@ void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb)
                hci_role_change_evt(hdev, skb);
                break;
 
+       case HCI_EV_MODE_CHANGE:
+               hci_mode_change_evt(hdev, skb);
+               break;
+
        case HCI_EV_AUTH_COMPLETE:
                hci_auth_complete_evt(hdev, skb);
                break;
@@ -980,6 +1176,10 @@ void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb)
                hci_link_key_notify_evt(hdev, skb);
                break;
 
+       case HCI_EV_REMOTE_FEATURES:
+               hci_remote_features_evt(hdev, skb);
+               break;
+
        case HCI_EV_CLOCK_OFFSET:
                hci_clock_offset_evt(hdev, skb);
                break;
@@ -988,6 +1188,10 @@ void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb)
                hci_pscan_rep_mode_evt(hdev, skb);
                break;
 
+       case HCI_EV_SNIFF_SUBRATE:
+               hci_sniff_subrate_evt(hdev, skb);
+               break;
+
        case HCI_EV_CMD_STATUS:
                cs = (struct hci_ev_cmd_status *) skb->data;
                skb_pull(skb, sizeof(cs));