Hi Ankit,
> When controller supports the Read LE Periodic Advertiser List Size feature,
> the total number of list size are read and now stored.
>
> Signed-off-by: Ankit Navik <ankit.p.navik@xxxxxxxxx>
> ---
> include/net/bluetooth/hci.h | 6 ++++++
> include/net/bluetooth/hci_core.h | 2 ++
> net/bluetooth/hci_core.c | 8 ++++++++
> net/bluetooth/hci_debugfs.c | 19 +++++++++++++++++++
> net/bluetooth/hci_event.c | 18 ++++++++++++++++++
> 5 files changed, 53 insertions(+)
>
> diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h
> index eccb6b2..3ef4bae 100644
> --- a/include/net/bluetooth/hci.h
> +++ b/include/net/bluetooth/hci.h
> @@ -1718,6 +1718,12 @@ struct hci_cp_le_set_adv_set_rand_addr {
> bdaddr_t bdaddr;
> } __packed;
>
> +#define HCI_OP_LE_READ_PERIODIC_ADV_LIST_SIZE 0x204a
> +struct hci_rp_le_read_periodic_adv_list_size {
> + __u8 status;
> + __u8 size;
> +} __packed;
> +
if patches depend on each other, please send them in a series. This makes it easier for me to test them.
> #define HCI_OP_LE_READ_TX_POWER 0x204b
> struct hci_rp_le_read_tx_power {
> __u8 status;
> diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
> index f3d389d..5e847c6 100644
> --- a/include/net/bluetooth/hci_core.h
> +++ b/include/net/bluetooth/hci_core.h
> @@ -239,6 +239,7 @@ struct hci_dev {
> __u8 le_features[8];
> __u8 le_white_list_size;
> __u8 le_resolv_list_size;
> + __u8 le_periodic_adv_list_size;
> __u8 le_num_of_adv_sets;
> __u8 le_states[8];
> __u8 commands[64];
> @@ -394,6 +395,7 @@ struct hci_dev {
> struct list_head remote_oob_data;
> struct list_head le_white_list;
> struct list_head le_resolv_list;
> + struct list_head le_periodic_adv_list;
> struct list_head le_conn_params;
> struct list_head pend_le_conns;
> struct list_head pend_le_reports;
> diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
> index 9e19d5a..9f9262d 100644
> --- a/net/bluetooth/hci_core.c
> +++ b/net/bluetooth/hci_core.c
> @@ -757,6 +757,12 @@ static int hci_init3_req(struct hci_request *req, unsigned long opt)
> hci_req_add(req, HCI_OP_LE_CLEAR_RESOLV_LIST, 0, NULL);
> }
>
> + if (hdev->commands[44]& 0x40) {
> + /* Read LE periodic Advertiser List */
> + hci_req_add(req, HCI_OP_LE_READ_PERIODIC_ADV_LIST_SIZE,
> + 0, NULL);
> + }
> +
> if (hdev->le_features[0] & HCI_LE_DATA_LEN_EXT) {
> /* Read LE Maximum Data Length */
> hci_req_add(req, HCI_OP_LE_READ_MAX_DATA_LEN, 0, NULL);
> @@ -3239,6 +3245,7 @@ struct hci_dev *hci_alloc_dev(void)
> INIT_LIST_HEAD(&hdev->remote_oob_data);
> INIT_LIST_HEAD(&hdev->le_white_list);
> INIT_LIST_HEAD(&hdev->le_resolv_list);
> + INIT_LIST_HEAD(&hdev->le_periodic_adv_list);
> INIT_LIST_HEAD(&hdev->le_conn_params);
> INIT_LIST_HEAD(&hdev->pend_le_conns);
> INIT_LIST_HEAD(&hdev->pend_le_reports);
> @@ -3441,6 +3448,7 @@ void hci_unregister_dev(struct hci_dev *hdev)
> hci_adv_instances_clear(hdev);
> hci_bdaddr_list_clear(&hdev->le_white_list);
> hci_bdaddr_list_clear(&hdev->le_resolv_list);
> + hci_bdaddr_list_clear(&hdev->le_periodic_adv_list);
> hci_conn_params_clear_all(hdev);
> hci_discovery_filter_clear(hdev);
> hci_dev_unlock(hdev);
> diff --git a/net/bluetooth/hci_debugfs.c b/net/bluetooth/hci_debugfs.c
> index 402e2cc..062fd25 100644
> --- a/net/bluetooth/hci_debugfs.c
> +++ b/net/bluetooth/hci_debugfs.c
> @@ -740,6 +740,21 @@ static int resolv_list_show(struct seq_file *f, void *ptr)
>
> DEFINE_SHOW_ATTRIBUTE(resolv_list);
>
> +static int periodic_adv_list_show(struct seq_file *f, void *ptr)
> +{
> + struct hci_dev *hdev = f->private;
> + struct bdaddr_list *b;
> +
> + hci_dev_lock(hdev);
> + list_for_each_entry(b, &hdev->le_periodic_adv_list, list)
> + seq_printf(f, "%pMR (type %u)\n", &b->bdaddr, b->bdaddr_type);
> + hci_dev_unlock(hdev);
> +
> + return 0;
> +}
> +
> +DEFINE_SHOW_ATTRIBUTE(periodic_adv_list);
> +
> static int identity_resolving_keys_show(struct seq_file *f, void *ptr)
> {
> struct hci_dev *hdev = f->private;
> @@ -1034,6 +1049,10 @@ void hci_debugfs_create_le(struct hci_dev *hdev)
> &hdev->le_resolv_list_size);
> debugfs_create_file("resolv_list", 0444, hdev->debugfs, hdev,
> &resolv_list_fops);
> + debugfs_create_u8("periodic_adv_list_size", 0444, hdev->debugfs,
> + &hdev->le_periodic_adv_list_size);
> + debugfs_create_file("periodic_adv_list", 0444, hdev->debugfs, hdev,
> + &periodic_adv_list_fops);
> debugfs_create_file("identity_resolving_keys", 0400, hdev->debugfs,
> hdev, &identity_resolving_keys_fops);
> debugfs_create_file("long_term_keys", 0400, hdev->debugfs, hdev,
> diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
> index 3646f77..082a088 100644
> --- a/net/bluetooth/hci_event.c
> +++ b/net/bluetooth/hci_event.c
> @@ -222,6 +222,7 @@ static void hci_cc_reset(struct hci_dev *hdev, struct sk_buff *skb)
>
> hci_bdaddr_list_clear(&hdev->le_white_list);
> hci_bdaddr_list_clear(&hdev->le_resolv_list);
> + hci_bdaddr_list_clear(&hdev->le_periodic_adv_list);
> }
>
> static void hci_cc_read_stored_link_key(struct hci_dev *hdev,
> @@ -1720,6 +1721,19 @@ static void hci_cc_read_rssi(struct hci_dev *hdev, struct sk_buff *skb)
> hci_dev_unlock(hdev);
> }
>
> +static void hci_cc_le_read_periodic_adv_list_size(struct hci_dev *hdev,
> + struct sk_buff *skb)
> +{
> + struct hci_rp_le_read_periodic_adv_list_size *rp = (void *) skb->data;
> +
> + BT_DBG("%s status 0x%2.2x size %u", hdev->name, rp->status, rp->size);
> +
> + if (rp->status)
> + return;
> +
> + hdev->le_periodic_adv_list_size = rp->size;
> +}
> +
> static void hci_cc_read_tx_power(struct hci_dev *hdev, struct sk_buff *skb)
> {
> struct hci_cp_read_tx_power *sent;
> @@ -3427,6 +3441,10 @@ static void hci_cmd_complete_evt(struct hci_dev *hdev, struct sk_buff *skb,
> hci_cc_le_read_max_data_len(hdev, skb);
> break;
>
> + case HCI_OP_LE_READ_PERIODIC_ADV_LIST_SIZE:
> + hci_cc_le_read_periodic_adv_list_size(hdev, skb);
> + break;
> +
> case HCI_OP_LE_READ_TX_POWER:
> hci_cc_le_read_tx_power(hdev, skb);
> break;
This patch does two things. Please focus on just doing one at a time or do both things correctly. Right now this patch is not complete.
Regards
Marcel
