From: Archie Pusaka <apusaka@xxxxxxxxxxxx> The hardware information surfaced via debugfs might be usable by the userspace to set some configuration knobs. This patch sets the hw_info for Intel and Realtek chipsets. Below are some possible output of the hardware_info debugfs file. INTEL platform=55 variant=24 RTL lmp_subver=34898 hci_rev=10 hci_ver=11 hci_bus=1 Signed-off-by: Archie Pusaka <apusaka@xxxxxxxxxxxx> Reviewed-by: Abhishek Pandit-Subedi <abhishekpandit@xxxxxxxxxx> --- Changes in v2: * Add some sample output to the commit message drivers/bluetooth/btintel.c | 9 +++++++++ drivers/bluetooth/btrtl.c | 7 +++++++ 2 files changed, 16 insertions(+) diff --git a/drivers/bluetooth/btintel.c b/drivers/bluetooth/btintel.c index a19ebe47bd951..dc48352166a52 100644 --- a/drivers/bluetooth/btintel.c +++ b/drivers/bluetooth/btintel.c @@ -2956,6 +2956,11 @@ static int btintel_setup_combined(struct hci_dev *hdev) err = -EINVAL; } + hci_set_hw_info(hdev, + "INTEL platform=%u variant=%u revision=%u", + ver.hw_platform, ver.hw_variant, + ver.hw_revision); + goto exit_error; } @@ -3060,6 +3065,10 @@ static int btintel_setup_combined(struct hci_dev *hdev) break; } + hci_set_hw_info(hdev, "INTEL platform=%u variant=%u", + INTEL_HW_PLATFORM(ver_tlv.cnvi_bt), + INTEL_HW_VARIANT(ver_tlv.cnvi_bt)); + exit_error: kfree_skb(skb); diff --git a/drivers/bluetooth/btrtl.c b/drivers/bluetooth/btrtl.c index cc50de69e8dc9..4f1e37b4f7802 100644 --- a/drivers/bluetooth/btrtl.c +++ b/drivers/bluetooth/btrtl.c @@ -1339,6 +1339,13 @@ int btrtl_setup_realtek(struct hci_dev *hdev) btrtl_set_quirks(hdev, btrtl_dev); + hci_set_hw_info(hdev, + "RTL lmp_subver=%u hci_rev=%u hci_ver=%u hci_bus=%u", + btrtl_dev->ic_info->lmp_subver, + btrtl_dev->ic_info->hci_rev, + btrtl_dev->ic_info->hci_ver, + btrtl_dev->ic_info->hci_bus); + btrtl_free(btrtl_dev); return ret; } -- 2.44.0.769.g3c40516874-goog
