For QCA Bluetooth that downloads firmware based on patched status, it
should still call request_firmware() once if download is not needed.
Also, version information was converted twice, reduce it to one.
Verified on DW1810 wireless module (0cf3:e009).
Signed-off-by: Kai-Heng Feng <kai.heng.f...@canonical.com>
---
v2: Split patches for different vendors.
drivers/bluetooth/btusb.c | 49 +++++++++++++++++++++++------------------------
1 file changed, 24 insertions(+), 25 deletions(-)
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index 4cb206ecfa7d..ec246302d7e6 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -2662,21 +2662,15 @@ static int btusb_setup_qca_download_fw(struct hci_dev
*hdev,
}
static int btusb_setup_qca_load_rampatch(struct hci_dev *hdev,
- struct qca_version *ver,
+ const char *fwname,
+ const struct qca_version *ver,
const struct qca_device_info *info)
{
struct qca_rampatch_version *rver;
const struct firmware *fw;
- u32 ver_rom, ver_patch;
u16 rver_rom, rver_patch;
- char fwname[64];
int err;
- ver_rom = le32_to_cpu(ver->rom_version);
- ver_patch = le32_to_cpu(ver->patch_version);
-
- snprintf(fwname, sizeof(fwname), "qca/rampatch_usb_%08x.bin", ver_rom);
-
err = request_firmware(&fw, fwname, &hdev->dev);
if (err) {
BT_ERR("%s: failed to request rampatch file: %s (%d)",
@@ -2690,11 +2684,11 @@ static int btusb_setup_qca_load_rampatch(struct hci_dev
*hdev,
rver_rom = le16_to_cpu(rver->rom_version);
rver_patch = le16_to_cpu(rver->patch_version);
- BT_INFO("%s: QCA: patch rome 0x%x build 0x%x, firmware rome 0x%x "
- "build 0x%x", hdev->name, rver_rom, rver_patch, ver_rom,
- ver_patch);
+ BT_INFO("%s: QCA: patch rome 0x%x build 0x%x, firmware rome 0x%x build
0x%x",
+ hdev->name, rver_rom, rver_patch,
+ ver->rom_version, ver->patch_version);
- if (rver_rom != ver_rom || rver_patch <= ver_patch) {
+ if (rver_rom != ver->rom_version || rver_patch <= ver->patch_version) {
BT_ERR("%s: rampatch file version did not match with firmware",
hdev->name);
err = -EINVAL;
@@ -2710,16 +2704,12 @@ static int btusb_setup_qca_load_rampatch(struct hci_dev
*hdev,
}
static int btusb_setup_qca_load_nvm(struct hci_dev *hdev,
- struct qca_version *ver,
+ const char *fwname,
const struct qca_device_info *info)
{
const struct firmware *fw;
- char fwname[64];
int err;
- snprintf(fwname, sizeof(fwname), "qca/nvm_usb_%08x.bin",
- le32_to_cpu(ver->rom_version));
-
err = request_firmware(&fw, fwname, &hdev->dev);
if (err) {
BT_ERR("%s: failed to request NVM file: %s (%d)",
@@ -2740,7 +2730,7 @@ static int btusb_setup_qca(struct hci_dev *hdev)
{
const struct qca_device_info *info = NULL;
struct qca_version ver;
- u32 ver_rom;
+ char fwname[64];
u8 status;
int i, err;
@@ -2749,14 +2739,15 @@ static int btusb_setup_qca(struct hci_dev *hdev)
if (err < 0)
return err;
- ver_rom = le32_to_cpu(ver.rom_version);
+ ver.rom_version = le32_to_cpu(ver.rom_version);
+ ver.patch_version = le32_to_cpu(ver.patch_version);
for (i = 0; i < ARRAY_SIZE(qca_devices_table); i++) {
- if (ver_rom == qca_devices_table[i].rom_version)
+ if (ver.rom_version == qca_devices_table[i].rom_version)
info = &qca_devices_table[i];
}
if (!info) {
BT_ERR("%s: don't support firmware rome 0x%x", hdev->name,
- ver_rom);
+ ver.rom_version);
return -ENODEV;
}
@@ -2765,17 +2756,25 @@ static int btusb_setup_qca(struct hci_dev *hdev)
if (err < 0)
return err;
+ snprintf(fwname, sizeof(fwname), "qca/rampatch_usb_%08x.bin",
+ ver.rom_version);
+
if (!(status & QCA_PATCH_UPDATED)) {
- err = btusb_setup_qca_load_rampatch(hdev, &ver, info);
+ err = btusb_setup_qca_load_rampatch(hdev, fwname, &ver, info);
if (err < 0)
return err;
- }
+ } else
+ btusb_request_firmware_async(hdev, fwname);
+
+ snprintf(fwname, sizeof(fwname), "qca/nvm_usb_%08x.bin",
+ ver.rom_version);
if (!(status & QCA_SYSCFG_UPDATED)) {
- err = btusb_setup_qca_load_nvm(hdev, &ver, info);
+ err = btusb_setup_qca_load_nvm(hdev, fwname, info);
if (err < 0)
return err;
- }
+ } else
+ btusb_request_firmware_async(hdev, fwname);
return 0;
}
--
2.14.1
