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[73.164.224.32]) by smtp.gmail.com with ESMTPSA id 8sm5505566pfz.93.2020.12.22.16.26.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 22 Dec 2020 16:26:50 -0800 (PST) From: Tedd Ho-Jeong An X-Google-Original-From: Tedd Ho-Jeong An To: linux-bluetooth@vger.kernel.org Cc: danielwinkler@google.com, tedd.an@intel.com Subject: [PATCH 2/3] emulator/btdev: Add support LE_READ_TX_POWER command Date: Tue, 22 Dec 2020 16:26:32 -0800 Message-Id: <20201223002633.187612-2-tedd.an@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20201223002633.187612-1-tedd.an@intel.com> References: <20201223002633.187612-1-tedd.an@intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-bluetooth@vger.kernel.org This patch adds support for LE_READ_TX_POWER command. It uses a random values for min and max tx power since these values is read from the controller. --- emulator/btdev.c | 20 +++++++++++++++++++- 1 file changed, 19 insertions(+), 1 deletion(-) diff --git a/emulator/btdev.c b/emulator/btdev.c index ae382d9b9..17965f9b6 100644 --- a/emulator/btdev.c +++ b/emulator/btdev.c @@ -4170,6 +4170,22 @@ static int cmd_read_per_adv_list_size(struct btdev *dev, const void *data, return -ENOTSUP; } +static int cmd_read_tx_power(struct btdev *dev, const void *data, uint8_t len) +{ + struct bt_hci_rsp_le_read_tx_power rsp; + + memset(&rsp, 0, sizeof(rsp)); + + rsp.status = BT_HCI_ERR_SUCCESS; + /* a random default value */ + rsp.max_tx_power = 0x07; + rsp.min_tx_power = 0xDE; + + cmd_complete(dev, BT_HCI_CMD_LE_READ_TX_POWER, &rsp, sizeof(rsp)); + + return 0; +} + #define CMD_LE_50 \ CMD(BT_HCI_CMD_LE_SET_DEFAULT_PHY, cmd_set_default_phy, NULL), \ CMD(BT_HCI_CMD_LE_SET_ADV_SET_RAND_ADDR, cmd_set_adv_rand_addr, NULL), \ @@ -4205,7 +4221,8 @@ static int cmd_read_per_adv_list_size(struct btdev *dev, const void *data, NULL), \ CMD(BT_HCI_CMD_LE_CLEAR_PERIODIC_ADV_LIST, cmd_per_adv_clear, NULL), \ CMD(BT_HCI_CMD_LE_READ_PERIODIC_ADV_LIST_SIZE, \ - cmd_read_per_adv_list_size, NULL) + cmd_read_per_adv_list_size, NULL), \ + CMD(BT_HCI_CMD_LE_READ_TX_POWER, cmd_read_tx_power, NULL) static const struct btdev_cmd cmd_le_5_0[] = { CMD_COMMON_ALL, @@ -4240,6 +4257,7 @@ static void set_le_50_commands(struct btdev *btdev) btdev->commands[38] |= 0x10; /* LE Remove Periodic Adv List */ btdev->commands[38] |= 0x20; /* LE Clear Periodic Adv List */ btdev->commands[38] |= 0x40; /* LE Read Periodic Adv List Size */ + btdev->commands[38] |= 0x80; /* LE Read Transmit Power */ btdev->cmds = cmd_le_5_0; }