From: Joseph Hwang <josephsih@chromium.org>
To: linux-bluetooth@vger.kernel.org, marcel@holtmann.org,
luiz.dentz@gmail.com, pali@kernel.org
Cc: chromeos-bluetooth-upstreaming@chromium.org,
josephsih@google.com,
Chethan T N <chethan.tumkur.narayan@intel.com>,
Miao-chen Chou <mcchou@chromium.org>, Kiran K <kiran.k@intel.com>,
Joseph Hwang <josephsih@chromium.org>,
Johan Hedberg <johan.hedberg@gmail.com>,
linux-kernel@vger.kernel.org
Subject: [PATCH v8 2/5] Bluetooth: btintel: support link statistics telemetry events
Date: Sat, 14 Aug 2021 00:51:45 +0800 [thread overview]
Message-ID: <20210814005024.v8.2.Ifb35feb49ec588106b256c508259500583582125@changeid> (raw)
In-Reply-To: <20210814005024.v8.1.I41aec59e65ffd3226d368dabeb084af13cc133c8@changeid>
From: Chethan T N <chethan.tumkur.narayan@intel.com>
This patch supports the link statistics telemetry events for
intel controllers
Reviewed-by: Miao-chen Chou <mcchou@chromium.org>
Signed-off-by: Chethan T N <chethan.tumkur.narayan@intel.com>
Signed-off-by: Kiran K <kiran.k@intel.com>
Signed-off-by: Joseph Hwang <josephsih@chromium.org>
---
(no changes since v7)
Changes in v7:
- Rebase on Tedd's patches that moved functionality from btusb to
btintel.
drivers/bluetooth/btintel.c | 20 +++++++++++++++++++-
1 file changed, 19 insertions(+), 1 deletion(-)
diff --git a/drivers/bluetooth/btintel.c b/drivers/bluetooth/btintel.c
index 0fe093fa5158..643e2194ca01 100644
--- a/drivers/bluetooth/btintel.c
+++ b/drivers/bluetooth/btintel.c
@@ -1285,8 +1285,10 @@ static int btintel_read_debug_features(struct hci_dev *hdev,
static int btintel_set_debug_features(struct hci_dev *hdev,
const struct intel_debug_features *features)
{
- u8 mask[11] = { 0x0a, 0x92, 0x02, 0x07, 0x00, 0x00, 0x00, 0x00,
+ u8 mask[11] = { 0x0a, 0x92, 0x02, 0x7f, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00 };
+ u8 period[5] = { 0x04, 0x91, 0x02, 0x05, 0x00 };
+ u8 trace_enable = 0x02;
struct sk_buff *skb;
if (!features)
@@ -1303,8 +1305,24 @@ static int btintel_set_debug_features(struct hci_dev *hdev,
PTR_ERR(skb));
return PTR_ERR(skb);
}
+ kfree_skb(skb);
+
+ skb = __hci_cmd_sync(hdev, 0xfc8b, 5, period, HCI_INIT_TIMEOUT);
+ if (IS_ERR(skb)) {
+ bt_dev_err(hdev, "Setting periodicity for link statistics traces failed (%ld)",
+ PTR_ERR(skb));
+ return PTR_ERR(skb);
+ }
+ kfree_skb(skb);
+ skb = __hci_cmd_sync(hdev, 0xfca1, 1, &trace_enable, HCI_INIT_TIMEOUT);
+ if (IS_ERR(skb)) {
+ bt_dev_err(hdev, "Enable tracing of link statistics events failed (%ld)",
+ PTR_ERR(skb));
+ return PTR_ERR(skb);
+ }
kfree_skb(skb);
+
return 0;
}
--
2.33.0.rc1.237.g0d66db33f3-goog
next prev parent reply other threads:[~2021-08-13 16:52 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-13 16:51 [PATCH v8 1/5] Bluetooth: btusb: disable Intel link statistics telemetry events Joseph Hwang
2021-08-13 16:51 ` Joseph Hwang [this message]
2021-08-13 16:51 ` [PATCH v8 3/5] Bluetooth: refactor set_exp_feature with a feature table Joseph Hwang
2021-08-13 19:22 ` kernel test robot
2021-08-13 19:34 ` kernel test robot
2021-08-13 16:51 ` [PATCH v8 4/5] Bluetooth: Support the quality report events Joseph Hwang
2021-08-13 16:51 ` [PATCH v8 5/5] Bluetooth: set quality report callback for Intel Joseph Hwang
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