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Merge branch 'for-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next

Browse source 
Johan Hedberg says:

====================
pull request: bluetooth-next 2019-09-06

Here's the main bluetooth-next pull request for the 5.4 kernel.

 - Cleanups & fixes to btrtl driver
 - Fixes for Realtek devices in btusb, e.g. for suspend handling
 - Firmware loading support for BCM4345C5
 - hidp_send_message() return value handling fixes
 - Added support for utilizing Fast Advertising Interval
 - Various other minor cleanups & fixes

Please let me know if there are any issues pulling. Thanks.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2019-09-07 18:07:27 +02:00
commit fcd8c62709
13 changed files with 197 additions and 110 deletions
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1
Documentation/devicetree/bindings/net/broadcom-bluetooth.txt
View file

@ -13,6 +13,7 @@ Required properties:
* "brcm,bcm20702a1"
* "brcm,bcm4330-bt"
* "brcm,bcm43438-bt"
* "brcm,bcm4345c5"
Optional properties:

3
drivers/bluetooth/btbcm.c
View file

@ -23,6 +23,7 @@
#define BDADDR_BCM43430A0 (&(bdaddr_t) {{0xac, 0x1f, 0x12, 0xa0, 0x43, 0x43}})
#define BDADDR_BCM4324B3 (&(bdaddr_t) {{0x00, 0x00, 0x00, 0xb3, 0x24, 0x43}})
#define BDADDR_BCM4330B1 (&(bdaddr_t) {{0x00, 0x00, 0x00, 0xb1, 0x30, 0x43}})
#define BDADDR_BCM4345C5 (&(bdaddr_t) {{0xac, 0x1f, 0x00, 0xc5, 0x45, 0x43}})
#define BDADDR_BCM43341B (&(bdaddr_t) {{0xac, 0x1f, 0x00, 0x1b, 0x34, 0x43}})
int btbcm_check_bdaddr(struct hci_dev *hdev)
@ -73,6 +74,7 @@ int btbcm_check_bdaddr(struct hci_dev *hdev)
!bacmp(&bda->bdaddr, BDADDR_BCM2076B1) ||
!bacmp(&bda->bdaddr, BDADDR_BCM4324B3) ||
!bacmp(&bda->bdaddr, BDADDR_BCM4330B1) ||
!bacmp(&bda->bdaddr, BDADDR_BCM4345C5) ||
!bacmp(&bda->bdaddr, BDADDR_BCM43430A0) ||
!bacmp(&bda->bdaddr, BDADDR_BCM43341B)) {
bt_dev_info(hdev, "BCM: Using default device address (%pMR)",
@ -332,6 +334,7 @@ static const struct bcm_subver_table bcm_uart_subver_table[] = {
{ 0x2122, "BCM4343A0" }, /* 001.001.034 */
{ 0x2209, "BCM43430A1" }, /* 001.002.009 */
{ 0x6119, "BCM4345C0" }, /* 003.001.025 */
{ 0x6606, "BCM4345C5" }, /* 003.006.006 */
{ 0x230f, "BCM4356A2" }, /* 001.003.015 */
{ 0x220e, "BCM20702A1" }, /* 001.002.014 */
{ 0x4217, "BCM4329B1" }, /* 002.002.023 */

5
drivers/bluetooth/btqca.c
View file

@ -106,8 +106,9 @@ int qca_send_pre_shutdown_cmd(struct hci_dev *hdev)
bt_dev_dbg(hdev, "QCA pre shutdown cmd");
skb = __hci_cmd_sync(hdev, QCA_PRE_SHUTDOWN_CMD, 0,
NULL, HCI_INIT_TIMEOUT);
skb = __hci_cmd_sync_ev(hdev, QCA_PRE_SHUTDOWN_CMD, 0,
NULL, HCI_EV_CMD_COMPLETE, HCI_INIT_TIMEOUT);
if (IS_ERR(skb)) {
err = PTR_ERR(skb);
bt_dev_err(hdev, "QCA preshutdown_cmd failed (%d)", err);

125
drivers/bluetooth/btrtl.c
View file

@ -178,6 +178,27 @@ static const struct id_table *btrtl_match_ic(u16 lmp_subver, u16 hci_rev,
return &ic_id_table[i];
}
static struct sk_buff *btrtl_read_local_version(struct hci_dev *hdev)
{
struct sk_buff *skb;
skb = __hci_cmd_sync(hdev, HCI_OP_READ_LOCAL_VERSION, 0, NULL,
HCI_INIT_TIMEOUT);
if (IS_ERR(skb)) {
rtl_dev_err(hdev, "HCI_OP_READ_LOCAL_VERSION failed (%ld)",
PTR_ERR(skb));
return skb;
}
if (skb->len != sizeof(struct hci_rp_read_local_version)) {
rtl_dev_err(hdev, "HCI_OP_READ_LOCAL_VERSION event length mismatch");
kfree_skb(skb);
return ERR_PTR(-EIO);
}
return skb;
}
static int rtl_read_rom_version(struct hci_dev *hdev, u8 *version)
{
struct rtl_rom_version_evt *rom_version;
@ -186,19 +207,19 @@ static int rtl_read_rom_version(struct hci_dev *hdev, u8 *version)
/* Read RTL ROM version command */
skb = __hci_cmd_sync(hdev, 0xfc6d, 0, NULL, HCI_INIT_TIMEOUT);
if (IS_ERR(skb)) {
rtl_dev_err(hdev, "Read ROM version failed (%ld)\n",
rtl_dev_err(hdev, "Read ROM version failed (%ld)",
PTR_ERR(skb));
return PTR_ERR(skb);
}
if (skb->len != sizeof(*rom_version)) {
rtl_dev_err(hdev, "RTL version event length mismatch\n");
rtl_dev_err(hdev, "version event length mismatch");
kfree_skb(skb);
return -EIO;
}
rom_version = (struct rtl_rom_version_evt *)skb->data;
rtl_dev_info(hdev, "rom_version status=%x version=%x\n",
rtl_dev_info(hdev, "rom_version status=%x version=%x",
rom_version->status, rom_version->version);
*version = rom_version->version;
@ -242,7 +263,7 @@ static int rtlbt_parse_firmware(struct hci_dev *hdev,
fwptr = btrtl_dev->fw_data + btrtl_dev->fw_len - sizeof(extension_sig);
if (memcmp(fwptr, extension_sig, sizeof(extension_sig)) != 0) {
rtl_dev_err(hdev, "extension section signature mismatch\n");
rtl_dev_err(hdev, "extension section signature mismatch");
return -EINVAL;
}
@ -263,7 +284,7 @@ static int rtlbt_parse_firmware(struct hci_dev *hdev,
break;
if (length == 0) {
rtl_dev_err(hdev, "found instruction with length 0\n");
rtl_dev_err(hdev, "found instruction with length 0");
return -EINVAL;
}
@ -276,7 +297,7 @@ static int rtlbt_parse_firmware(struct hci_dev *hdev,
}
if (project_id < 0) {
rtl_dev_err(hdev, "failed to find version instruction\n");
rtl_dev_err(hdev, "failed to find version instruction");
return -EINVAL;
}
@ -287,13 +308,13 @@ static int rtlbt_parse_firmware(struct hci_dev *hdev,
}
if (i >= ARRAY_SIZE(project_id_to_lmp_subver)) {
rtl_dev_err(hdev, "unknown project id %d\n", project_id);
rtl_dev_err(hdev, "unknown project id %d", project_id);
return -EINVAL;
}
if (btrtl_dev->ic_info->lmp_subver !=
project_id_to_lmp_subver[i].lmp_subver) {
rtl_dev_err(hdev, "firmware is for %x but this is a %x\n",
rtl_dev_err(hdev, "firmware is for %x but this is a %x",
project_id_to_lmp_subver[i].lmp_subver,
btrtl_dev->ic_info->lmp_subver);
return -EINVAL;
@ -301,7 +322,7 @@ static int rtlbt_parse_firmware(struct hci_dev *hdev,
epatch_info = (struct rtl_epatch_header *)btrtl_dev->fw_data;
if (memcmp(epatch_info->signature, RTL_EPATCH_SIGNATURE, 8) != 0) {
rtl_dev_err(hdev, "bad EPATCH signature\n");
rtl_dev_err(hdev, "bad EPATCH signature");
return -EINVAL;
}
@ -368,6 +389,8 @@ static int rtl_download_firmware(struct hci_dev *hdev,
int frag_len = RTL_FRAG_LEN;
int ret = 0;
int i;
struct sk_buff *skb;
struct hci_rp_read_local_version *rp;
dl_cmd = kmalloc(sizeof(struct rtl_download_cmd), GFP_KERNEL);
if (!dl_cmd)
@ -378,7 +401,11 @@ static int rtl_download_firmware(struct hci_dev *hdev,
BT_DBG("download fw (%d/%d)", i, frag_num);
dl_cmd->index = i;
if (i > 0x7f)
dl_cmd->index = (i & 0x7f) + 1;
else
dl_cmd->index = i;
if (i == (frag_num - 1)) {
dl_cmd->index |= 0x80; /* data end */
frag_len = fw_len % RTL_FRAG_LEN;
@ -389,14 +416,14 @@ static int rtl_download_firmware(struct hci_dev *hdev,
skb = __hci_cmd_sync(hdev, 0xfc20, frag_len + 1, dl_cmd,
HCI_INIT_TIMEOUT);
if (IS_ERR(skb)) {
rtl_dev_err(hdev, "download fw command failed (%ld)\n",
rtl_dev_err(hdev, "download fw command failed (%ld)",
PTR_ERR(skb));
ret = -PTR_ERR(skb);
goto out;
}
if (skb->len != sizeof(struct rtl_download_response)) {
rtl_dev_err(hdev, "download fw event length mismatch\n");
rtl_dev_err(hdev, "download fw event length mismatch");
kfree_skb(skb);
ret = -EIO;
goto out;
@ -406,6 +433,18 @@ static int rtl_download_firmware(struct hci_dev *hdev,
data += RTL_FRAG_LEN;
}
skb = btrtl_read_local_version(hdev);
if (IS_ERR(skb)) {
ret = PTR_ERR(skb);
rtl_dev_err(hdev, "read local version failed");
goto out;
}
rp = (struct hci_rp_read_local_version *)skb->data;
rtl_dev_info(hdev, "fw version 0x%04x%04x",
__le16_to_cpu(rp->hci_rev), __le16_to_cpu(rp->lmp_subver));
kfree_skb(skb);
out:
kfree(dl_cmd);
return ret;
@ -416,7 +455,7 @@ static int rtl_load_file(struct hci_dev *hdev, const char *name, u8 **buff)
const struct firmware *fw;
int ret;
rtl_dev_info(hdev, "rtl: loading %s\n", name);
rtl_dev_info(hdev, "loading %s", name);
ret = request_firmware(&fw, name, &hdev->dev);
if (ret < 0)
return ret;
@ -440,7 +479,7 @@ static int btrtl_setup_rtl8723a(struct hci_dev *hdev,
* (which is only for RTL8723B and newer).
*/
if (!memcmp(btrtl_dev->fw_data, RTL_EPATCH_SIGNATURE, 8)) {
rtl_dev_err(hdev, "unexpected EPATCH signature!\n");
rtl_dev_err(hdev, "unexpected EPATCH signature!");
return -EINVAL;
}
@ -475,7 +514,7 @@ static int btrtl_setup_rtl8723b(struct hci_dev *hdev,
fw_data = tbuff;
}
rtl_dev_info(hdev, "cfg_sz %d, total sz %d\n", btrtl_dev->cfg_len, ret);
rtl_dev_info(hdev, "cfg_sz %d, total sz %d", btrtl_dev->cfg_len, ret);
ret = rtl_download_firmware(hdev, fw_data, ret);
@ -484,27 +523,6 @@ static int btrtl_setup_rtl8723b(struct hci_dev *hdev,
return ret;
}
static struct sk_buff *btrtl_read_local_version(struct hci_dev *hdev)
{
struct sk_buff *skb;
skb = __hci_cmd_sync(hdev, HCI_OP_READ_LOCAL_VERSION, 0, NULL,
HCI_INIT_TIMEOUT);
if (IS_ERR(skb)) {
rtl_dev_err(hdev, "HCI_OP_READ_LOCAL_VERSION failed (%ld)\n",
PTR_ERR(skb));
return skb;
}
if (skb->len != sizeof(struct hci_rp_read_local_version)) {
rtl_dev_err(hdev, "HCI_OP_READ_LOCAL_VERSION event length mismatch\n");
kfree_skb(skb);
return ERR_PTR(-EIO);
}
return skb;
}
void btrtl_free(struct btrtl_device_info *btrtl_dev)
{
kfree(btrtl_dev->fw_data);
@ -537,7 +555,7 @@ struct btrtl_device_info *btrtl_initialize(struct hci_dev *hdev,
}
resp = (struct hci_rp_read_local_version *)skb->data;
rtl_dev_info(hdev, "rtl: examining hci_ver=%02x hci_rev=%04x lmp_ver=%02x lmp_subver=%04x\n",
rtl_dev_info(hdev, "examining hci_ver=%02x hci_rev=%04x lmp_ver=%02x lmp_subver=%04x",
resp->hci_ver, resp->hci_rev,
resp->lmp_ver, resp->lmp_subver);
@ -550,7 +568,7 @@ struct btrtl_device_info *btrtl_initialize(struct hci_dev *hdev,
hdev->bus);
if (!btrtl_dev->ic_info) {
rtl_dev_info(hdev, "rtl: unknown IC info, lmp subver %04x, hci rev %04x, hci ver %04x",
rtl_dev_info(hdev, "unknown IC info, lmp subver %04x, hci rev %04x, hci ver %04x",
lmp_subver, hci_rev, hci_ver);
return btrtl_dev;
}
@ -564,7 +582,7 @@ struct btrtl_device_info *btrtl_initialize(struct hci_dev *hdev,
btrtl_dev->fw_len = rtl_load_file(hdev, btrtl_dev->ic_info->fw_name,
&btrtl_dev->fw_data);
if (btrtl_dev->fw_len < 0) {
rtl_dev_err(hdev, "firmware file %s not found\n",
rtl_dev_err(hdev, "firmware file %s not found",
btrtl_dev->ic_info->fw_name);
ret = btrtl_dev->fw_len;
goto err_free;
@ -582,7 +600,7 @@ struct btrtl_device_info *btrtl_initialize(struct hci_dev *hdev,
&btrtl_dev->cfg_data);
if (btrtl_dev->ic_info->config_needed &&
btrtl_dev->cfg_len <= 0) {
rtl_dev_err(hdev, "mandatory config file %s not found\n",
rtl_dev_err(hdev, "mandatory config file %s not found",
btrtl_dev->ic_info->cfg_name);
ret = btrtl_dev->cfg_len;
goto err_free;
@ -608,7 +626,7 @@ int btrtl_download_firmware(struct hci_dev *hdev,
* to a different value.
*/
if (!btrtl_dev->ic_info) {
rtl_dev_info(hdev, "rtl: assuming no firmware upload needed\n");
rtl_dev_info(hdev, "assuming no firmware upload needed");
return 0;
}
@ -622,7 +640,7 @@ int btrtl_download_firmware(struct hci_dev *hdev,
case RTL_ROM_LMP_8822B:
return btrtl_setup_rtl8723b(hdev, btrtl_dev);
default:
rtl_dev_info(hdev, "rtl: assuming no firmware upload needed\n");
rtl_dev_info(hdev, "assuming no firmware upload needed");
return 0;
}
}
@ -641,6 +659,11 @@ int btrtl_setup_realtek(struct hci_dev *hdev)
btrtl_free(btrtl_dev);
/* Enable controller to do both LE scan and BR/EDR inquiry
* simultaneously.
*/
set_bit(HCI_QUIRK_SIMULTANEOUS_DISCOVERY, &hdev->quirks);
return ret;
}
EXPORT_SYMBOL_GPL(btrtl_setup_realtek);
@ -714,18 +737,18 @@ int btrtl_get_uart_settings(struct hci_dev *hdev,
total_data_len = btrtl_dev->cfg_len - sizeof(*config);
if (total_data_len <= 0) {
rtl_dev_warn(hdev, "no config loaded\n");
rtl_dev_warn(hdev, "no config loaded");
return -EINVAL;
}
config = (struct rtl_vendor_config *)btrtl_dev->cfg_data;
if (le32_to_cpu(config->signature) != RTL_CONFIG_MAGIC) {
rtl_dev_err(hdev, "invalid config magic\n");
rtl_dev_err(hdev, "invalid config magic");
return -EINVAL;
}
if (total_data_len < le16_to_cpu(config->total_len)) {
rtl_dev_err(hdev, "config is too short\n");
rtl_dev_err(hdev, "config is too short");
return -EINVAL;
}
@ -735,7 +758,7 @@ int btrtl_get_uart_settings(struct hci_dev *hdev,
switch (le16_to_cpu(entry->offset)) {
case 0xc:
if (entry->len < sizeof(*device_baudrate)) {
rtl_dev_err(hdev, "invalid UART config entry\n");
rtl_dev_err(hdev, "invalid UART config entry");
return -EINVAL;
}
@ -752,7 +775,7 @@ int btrtl_get_uart_settings(struct hci_dev *hdev,
break;
default:
rtl_dev_dbg(hdev, "skipping config entry 0x%x (len %u)\n",
rtl_dev_dbg(hdev, "skipping config entry 0x%x (len %u)",
le16_to_cpu(entry->offset), entry->len);
break;
};
@ -761,13 +784,13 @@ int btrtl_get_uart_settings(struct hci_dev *hdev,
}
if (!found) {
rtl_dev_err(hdev, "no UART config entry found\n");
rtl_dev_err(hdev, "no UART config entry found");
return -ENOENT;
}
rtl_dev_dbg(hdev, "device baudrate = 0x%08x\n", *device_baudrate);
rtl_dev_dbg(hdev, "controller baudrate = %u\n", *controller_baudrate);
rtl_dev_dbg(hdev, "flow control %d\n", *flow_control);
rtl_dev_dbg(hdev, "device baudrate = 0x%08x", *device_baudrate);
rtl_dev_dbg(hdev, "controller baudrate = %u", *controller_baudrate);
rtl_dev_dbg(hdev, "flow control %d", *flow_control);
return 0;
}

65
drivers/bluetooth/btusb.c
View file

@ -435,6 +435,7 @@ static const struct dmi_system_id btusb_needs_reset_resume_table[] = {
#define BTUSB_OOB_WAKE_ENABLED 11
#define BTUSB_HW_RESET_ACTIVE 12
#define BTUSB_TX_WAIT_VND_EVT 13
#define BTUSB_WAKEUP_DISABLE 14
struct btusb_data {
struct hci_dev *hdev;
@ -523,6 +524,36 @@ static void btusb_intel_cmd_timeout(struct hci_dev *hdev)
gpiod_set_value_cansleep(reset_gpio, 0);
}
static void btusb_rtl_cmd_timeout(struct hci_dev *hdev)
{
struct btusb_data *data = hci_get_drvdata(hdev);
struct gpio_desc *reset_gpio = data->reset_gpio;
if (++data->cmd_timeout_cnt < 5)
return;
if (!reset_gpio) {
bt_dev_err(hdev, "No gpio to reset Realtek device, ignoring");
return;
}
/* Toggle the hard reset line. The Realtek device is going to
* yank itself off the USB and then replug. The cleanup is handled
* correctly on the way out (standard USB disconnect), and the new
* device is detected cleanly and bound to the driver again like
* it should be.
*/
if (test_and_set_bit(BTUSB_HW_RESET_ACTIVE, &data->flags)) {
bt_dev_err(hdev, "last reset failed? Not resetting again");
return;
}
bt_dev_err(hdev, "Reset Realtek device via gpio");
gpiod_set_value_cansleep(reset_gpio, 0);
msleep(200);
gpiod_set_value_cansleep(reset_gpio, 1);
}
static inline void btusb_free_frags(struct btusb_data *data)
{
unsigned long flags;
@ -1175,6 +1206,13 @@ static int btusb_open(struct hci_dev *hdev)
*/
device_wakeup_enable(&data->udev->dev);
/* Disable device remote wakeup when host is suspended
* For Realtek chips, global suspend without
* SET_FEATURE (DEVICE_REMOTE_WAKEUP) can save more power in device.
*/
if (test_bit(BTUSB_WAKEUP_DISABLE, &data->flags))
device_wakeup_disable(&data->udev->dev);
if (test_and_set_bit(BTUSB_INTR_RUNNING, &data->flags))
goto done;
@ -1238,6 +1276,11 @@ static int btusb_close(struct hci_dev *hdev)
goto failed;
data->intf->needs_remote_wakeup = 0;
/* Enable remote wake up for auto-suspend */
if (test_bit(BTUSB_WAKEUP_DISABLE, &data->flags))
data->intf->needs_remote_wakeup = 1;
device_wakeup_disable(&data->udev->dev);
usb_autopm_put_interface(data->intf);
@ -3770,12 +3813,13 @@ static int btusb_probe(struct usb_interface *intf,
if (id->driver_info & BTUSB_REALTEK) {
hdev->setup = btrtl_setup_realtek;
hdev->shutdown = btrtl_shutdown_realtek;
hdev->cmd_timeout = btusb_rtl_cmd_timeout;
/* Realtek devices lose their updated firmware over suspend,
* but the USB hub doesn't notice any status change.
* Explicitly request a device reset on resume.
/* Realtek devices lose their updated firmware over global
* suspend that means host doesn't send SET_FEATURE
* (DEVICE_REMOTE_WAKEUP)
*/
interface_to_usbdev(intf)->quirks |= USB_QUIRK_RESET_RESUME;
set_bit(BTUSB_WAKEUP_DISABLE, &data->flags);
}
#endif
@ -3949,6 +3993,19 @@ static int btusb_suspend(struct usb_interface *intf, pm_message_t message)
enable_irq(data->oob_wake_irq);
}
/* For global suspend, Realtek devices lose the loaded fw
* in them. But for autosuspend, firmware should remain.
* Actually, it depends on whether the usb host sends
* set feature (enable wakeup) or not.
*/
if (test_bit(BTUSB_WAKEUP_DISABLE, &data->flags)) {
if (PMSG_IS_AUTO(message) &&
device_can_wakeup(&data->udev->dev))
data->udev->do_remote_wakeup = 1;
else if (!PMSG_IS_AUTO(message))
data->udev->reset_resume = 1;
}
return 0;
}

33
drivers/bluetooth/hci_bcm.c
View file

@ -260,7 +260,7 @@ static int bcm_gpio_set_power(struct bcm_device *dev, bool powered)
}
/* wait for device to power on and come out of reset */
usleep_range(10000, 20000);
usleep_range(100000, 120000);
dev->res_enabled = powered;
@ -824,6 +824,21 @@ static int bcm_resume(struct device *dev)
}
#endif
/* Some firmware reports an IRQ which does not work (wrong pin in fw table?) */
static const struct dmi_system_id bcm_broken_irq_dmi_table[] = {
{
.ident = "Meegopad T08",
.matches = {
DMI_EXACT_MATCH(DMI_BOARD_VENDOR,
"To be filled by OEM."),
DMI_EXACT_MATCH(DMI_BOARD_NAME, "T3 MRD"),
DMI_EXACT_MATCH(DMI_BOARD_VERSION, "V1.1"),
},
},
{ }
};
#ifdef CONFIG_ACPI
static const struct acpi_gpio_params first_gpio = { 0, 0, false };
static const struct acpi_gpio_params second_gpio = { 1, 0, false };
static const struct acpi_gpio_params third_gpio = { 2, 0, false };
@ -842,21 +857,6 @@ static const struct acpi_gpio_mapping acpi_bcm_int_first_gpios[] = {
{ },
};
/* Some firmware reports an IRQ which does not work (wrong pin in fw table?) */
static const struct dmi_system_id bcm_broken_irq_dmi_table[] = {
{
.ident = "Meegopad T08",
.matches = {
DMI_EXACT_MATCH(DMI_BOARD_VENDOR,
"To be filled by OEM."),
DMI_EXACT_MATCH(DMI_BOARD_NAME, "T3 MRD"),
DMI_EXACT_MATCH(DMI_BOARD_VERSION, "V1.1"),
},
},
{ }
};
#ifdef CONFIG_ACPI
static int bcm_resource(struct acpi_resource *ares, void *data)
{
struct bcm_device *dev = data;
@ -1419,6 +1419,7 @@ static void bcm_serdev_remove(struct serdev_device *serdev)
#ifdef CONFIG_OF
static const struct of_device_id bcm_bluetooth_of_match[] = {
{ .compatible = "brcm,bcm20702a1" },
{ .compatible = "brcm,bcm4345c5" },
{ .compatible = "brcm,bcm4330-bt" },
{ .compatible = "brcm,bcm43438-bt" },
{ },

28
drivers/bluetooth/hci_qca.c
View file

@ -502,26 +502,7 @@ static int qca_open(struct hci_uart *hu)
qca->tx_ibs_state = HCI_IBS_TX_ASLEEP;
qca->rx_ibs_state = HCI_IBS_RX_ASLEEP;
/* clocks actually on, but we start votes off */
qca->tx_vote = false;
qca->rx_vote = false;
qca->flags = 0;
qca->ibs_sent_wacks = 0;
qca->ibs_sent_slps = 0;
qca->ibs_sent_wakes = 0;
qca->ibs_recv_wacks = 0;
qca->ibs_recv_slps = 0;
qca->ibs_recv_wakes = 0;
qca->vote_last_jif = jiffies;
qca->vote_on_ms = 0;
qca->vote_off_ms = 0;
qca->votes_on = 0;
qca->votes_off = 0;
qca->tx_votes_on = 0;
qca->tx_votes_off = 0;
qca->rx_votes_on = 0;
qca->rx_votes_off = 0;
hu->priv = qca;
@ -1261,6 +1242,11 @@ static int qca_setup(struct hci_uart *hu)
/* Patch downloading has to be done without IBS mode */
clear_bit(QCA_IBS_ENABLED, &qca->flags);
/* Enable controller to do both LE scan and BR/EDR inquiry
* simultaneously.
*/
set_bit(HCI_QUIRK_SIMULTANEOUS_DISCOVERY, &hdev->quirks);
if (qca_is_wcn399x(soc_type)) {
bt_dev_info(hdev, "setting up wcn3990");
@ -1326,7 +1312,7 @@ static int qca_setup(struct hci_uart *hu)
return ret;
}
static struct hci_uart_proto qca_proto = {
static const struct hci_uart_proto qca_proto = {
.id = HCI_UART_QCA,
.name = "QCA",
.manufacturer = 29,
@ -1389,6 +1375,8 @@ static int qca_power_off(struct hci_dev *hdev)
/* Perform pre shutdown command */
qca_send_pre_shutdown_cmd(hdev);
usleep_range(8000, 10000);
qca_power_shutdown(hu);
return 0;
}

2
drivers/hid/hid-microsoft.c
View file

@ -303,7 +303,7 @@ static void ms_ff_worker(struct work_struct *work)
r->magnitude[MAGNITUDE_WEAK] = ms->weak; /* right actuator */
ret = hid_hw_output_report(hdev, (__u8 *)r, sizeof(*r));
if (ret)
if (ret < 0)
hid_warn(hdev, "failed to send FF report\n");
}

2
include/net/bluetooth/hci_core.h
View file

@ -1517,6 +1517,8 @@ void hci_mgmt_chan_unregister(struct hci_mgmt_chan *c);
#define DISCOV_INTERLEAVED_INQUIRY_LEN 0x04
#define DISCOV_BREDR_INQUIRY_LEN 0x08
#define DISCOV_LE_RESTART_DELAY msecs_to_jiffies(200) /* msec */
#define DISCOV_LE_FAST_ADV_INT_MIN 100 /* msec */
#define DISCOV_LE_FAST_ADV_INT_MAX 150 /* msec */
void mgmt_fill_version_info(void *ver);
int mgmt_new_settings(struct hci_dev *hdev);

2
net/bluetooth/6lowpan.c
View file

@ -583,7 +583,7 @@ static const struct net_device_ops netdev_ops = {
.ndo_start_xmit = bt_xmit,
};
static struct header_ops header_ops = {
static const struct header_ops header_ops = {
.create = header_create,
};

29
net/bluetooth/hci_request.c
View file

@ -1054,6 +1054,7 @@ void __hci_req_enable_advertising(struct hci_request *req)
struct hci_cp_le_set_adv_param cp;
u8 own_addr_type, enable = 0x01;
bool connectable;
u16 adv_min_interval, adv_max_interval;
u32 flags;
flags = get_adv_instance_flags(hdev, hdev->cur_adv_instance);
@ -1087,16 +1088,30 @@ void __hci_req_enable_advertising(struct hci_request *req)
return;
memset(&cp, 0, sizeof(cp));
cp.min_interval = cpu_to_le16(hdev->le_adv_min_interval);
cp.max_interval = cpu_to_le16(hdev->le_adv_max_interval);
if (connectable)
if (connectable) {
cp.type = LE_ADV_IND;
else if (get_cur_adv_instance_scan_rsp_len(hdev))
cp.type = LE_ADV_SCAN_IND;
else
cp.type = LE_ADV_NONCONN_IND;
adv_min_interval = hdev->le_adv_min_interval;
adv_max_interval = hdev->le_adv_max_interval;
} else {
if (get_cur_adv_instance_scan_rsp_len(hdev))
cp.type = LE_ADV_SCAN_IND;
else
cp.type = LE_ADV_NONCONN_IND;
if (!hci_dev_test_flag(hdev, HCI_DISCOVERABLE) ||
hci_dev_test_flag(hdev, HCI_LIMITED_DISCOVERABLE)) {
adv_min_interval = DISCOV_LE_FAST_ADV_INT_MIN;
adv_max_interval = DISCOV_LE_FAST_ADV_INT_MAX;
} else {
adv_min_interval = hdev->le_adv_min_interval;
adv_max_interval = hdev->le_adv_max_interval;
}
}
cp.min_interval = cpu_to_le16(adv_min_interval);
cp.max_interval = cpu_to_le16(adv_max_interval);
cp.own_address_type = own_addr_type;
cp.channel_map = hdev->le_adv_channel_map;

4
net/bluetooth/hidp/core.c
View file

@ -267,7 +267,7 @@ static int hidp_get_raw_report(struct hid_device *hid,
set_bit(HIDP_WAITING_FOR_RETURN, &session->flags);
data[0] = report_number;
ret = hidp_send_ctrl_message(session, report_type, data, 1);
if (ret)
if (ret < 0)
goto err;
/* Wait for the return of the report. The returned report
@ -343,7 +343,7 @@ static int hidp_set_raw_report(struct hid_device *hid, unsigned char reportnum,
data[0] = reportnum;
set_bit(HIDP_WAITING_FOR_SEND_ACK, &session->flags);
ret = hidp_send_ctrl_message(session, report_type, data, count);
if (ret)
if (ret < 0)
goto err;
/* Wait for the ACK from the device. */

8
net/bluetooth/mgmt.c
View file

@ -2588,7 +2588,6 @@ static int get_connections(struct sock *sk, struct hci_dev *hdev, void *data,
{
struct mgmt_rp_get_connections *rp;
struct hci_conn *c;
size_t rp_len;
int err;
u16 i;
@ -2608,8 +2607,7 @@ static int get_connections(struct sock *sk, struct hci_dev *hdev, void *data,
i++;
}
rp_len = sizeof(*rp) + (i * sizeof(struct mgmt_addr_info));
rp = kmalloc(rp_len, GFP_KERNEL);
rp = kmalloc(struct_size(rp, addr, i), GFP_KERNEL);
if (!rp) {
err = -ENOMEM;
goto unlock;
@ -2629,10 +2627,8 @@ static int get_connections(struct sock *sk, struct hci_dev *hdev, void *data,
rp->conn_count = cpu_to_le16(i);
/* Recalculate length in case of filtered SCO connections, etc */
rp_len = sizeof(*rp) + (i * sizeof(struct mgmt_addr_info));
err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_CONNECTIONS, 0, rp,
rp_len);
struct_size(rp, addr, i));
kfree(rp);