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path: root/drivers/bluetooth/btintel.c
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Diffstat (limited to 'drivers/bluetooth/btintel.c')
-rw-r--r--drivers/bluetooth/btintel.c88
1 files changed, 71 insertions, 17 deletions
diff --git a/drivers/bluetooth/btintel.c b/drivers/bluetooth/btintel.c
index 6ba7f5d1b837..0c855c3ee1c1 100644
--- a/drivers/bluetooth/btintel.c
+++ b/drivers/bluetooth/btintel.c
@@ -245,7 +245,7 @@ static int btintel_set_diag_combined(struct hci_dev *hdev, bool enable)
return ret;
}
-static void btintel_hw_error(struct hci_dev *hdev, u8 code)
+void btintel_hw_error(struct hci_dev *hdev, u8 code)
{
struct sk_buff *skb;
u8 type = 0x00;
@@ -277,6 +277,7 @@ static void btintel_hw_error(struct hci_dev *hdev, u8 code)
kfree_skb(skb);
}
+EXPORT_SYMBOL_GPL(btintel_hw_error);
int btintel_version_info(struct hci_dev *hdev, struct intel_version *ver)
{
@@ -455,8 +456,8 @@ int btintel_read_version(struct hci_dev *hdev, struct intel_version *ver)
}
EXPORT_SYMBOL_GPL(btintel_read_version);
-static int btintel_version_info_tlv(struct hci_dev *hdev,
- struct intel_version_tlv *version)
+int btintel_version_info_tlv(struct hci_dev *hdev,
+ struct intel_version_tlv *version)
{
const char *variant;
@@ -481,6 +482,7 @@ static int btintel_version_info_tlv(struct hci_dev *hdev,
case 0x19: /* Slr-F */
case 0x1b: /* Mgr */
case 0x1c: /* Gale Peak (GaP) */
+ case 0x1e: /* BlazarI (Bzr) */
break;
default:
bt_dev_err(hdev, "Unsupported Intel hardware variant (0x%x)",
@@ -489,7 +491,7 @@ static int btintel_version_info_tlv(struct hci_dev *hdev,
}
switch (version->img_type) {
- case 0x01:
+ case BTINTEL_IMG_BOOTLOADER:
variant = "Bootloader";
/* It is required that every single firmware fragment is acknowledged
* with a command complete event. If the boot parameters indicate
@@ -521,7 +523,10 @@ static int btintel_version_info_tlv(struct hci_dev *hdev,
version->min_fw_build_nn, version->min_fw_build_cw,
2000 + version->min_fw_build_yy);
break;
- case 0x03:
+ case BTINTEL_IMG_IML:
+ variant = "Intermediate loader";
+ break;
+ case BTINTEL_IMG_OP:
variant = "Firmware";
break;
default:
@@ -535,15 +540,16 @@ static int btintel_version_info_tlv(struct hci_dev *hdev,
bt_dev_info(hdev, "%s timestamp %u.%u buildtype %u build %u", variant,
2000 + (version->timestamp >> 8), version->timestamp & 0xff,
version->build_type, version->build_num);
- if (version->img_type == 0x03)
+ if (version->img_type == BTINTEL_IMG_OP)
bt_dev_info(hdev, "Firmware SHA1: 0x%8.8x", version->git_sha1);
return 0;
}
+EXPORT_SYMBOL_GPL(btintel_version_info_tlv);
-static int btintel_parse_version_tlv(struct hci_dev *hdev,
- struct intel_version_tlv *version,
- struct sk_buff *skb)
+int btintel_parse_version_tlv(struct hci_dev *hdev,
+ struct intel_version_tlv *version,
+ struct sk_buff *skb)
{
/* Consume Command Complete Status field */
skb_pull(skb, 1);
@@ -645,6 +651,7 @@ static int btintel_parse_version_tlv(struct hci_dev *hdev,
return 0;
}
+EXPORT_SYMBOL_GPL(btintel_parse_version_tlv);
static int btintel_read_version_tlv(struct hci_dev *hdev,
struct intel_version_tlv *version)
@@ -1172,7 +1179,7 @@ static int btintel_download_fw_tlv(struct hci_dev *hdev,
* If the firmware version has changed that means it needs to be reset
* to bootloader when operational so the new firmware can be loaded.
*/
- if (ver->img_type == 0x03)
+ if (ver->img_type == BTINTEL_IMG_OP)
return -EINVAL;
/* iBT hardware variants 0x0b, 0x0c, 0x11, 0x12, 0x13, 0x14 support
@@ -2194,10 +2201,26 @@ static void btintel_get_fw_name_tlv(const struct intel_version_tlv *ver,
char *fw_name, size_t len,
const char *suffix)
{
+ const char *format;
/* The firmware file name for new generation controllers will be
* ibt-<cnvi_top type+cnvi_top step>-<cnvr_top type+cnvr_top step>
*/
- snprintf(fw_name, len, "intel/ibt-%04x-%04x.%s",
+ switch (ver->cnvi_top & 0xfff) {
+ /* Only Blazar product supports downloading of intermediate loader
+ * image
+ */
+ case BTINTEL_CNVI_BLAZARI:
+ if (ver->img_type == BTINTEL_IMG_BOOTLOADER)
+ format = "intel/ibt-%04x-%04x-iml.%s";
+ else
+ format = "intel/ibt-%04x-%04x.%s";
+ break;
+ default:
+ format = "intel/ibt-%04x-%04x.%s";
+ break;
+ }
+
+ snprintf(fw_name, len, format,
INTEL_CNVX_TOP_PACK_SWAB(INTEL_CNVX_TOP_TYPE(ver->cnvi_top),
INTEL_CNVX_TOP_STEP(ver->cnvi_top)),
INTEL_CNVX_TOP_PACK_SWAB(INTEL_CNVX_TOP_TYPE(ver->cnvr_top),
@@ -2230,7 +2253,7 @@ static int btintel_prepare_fw_download_tlv(struct hci_dev *hdev,
* It is not possible to use the Secure Boot Parameters in this
* case since that command is only available in bootloader mode.
*/
- if (ver->img_type == 0x03) {
+ if (ver->img_type == BTINTEL_IMG_OP) {
btintel_clear_flag(hdev, INTEL_BOOTLOADER);
btintel_check_bdaddr(hdev);
} else {
@@ -2577,8 +2600,8 @@ static void btintel_set_dsm_reset_method(struct hci_dev *hdev,
data->acpi_reset_method = btintel_acpi_reset_method;
}
-static int btintel_bootloader_setup_tlv(struct hci_dev *hdev,
- struct intel_version_tlv *ver)
+int btintel_bootloader_setup_tlv(struct hci_dev *hdev,
+ struct intel_version_tlv *ver)
{
u32 boot_param;
char ddcname[64];
@@ -2600,13 +2623,30 @@ static int btintel_bootloader_setup_tlv(struct hci_dev *hdev,
return err;
/* check if controller is already having an operational firmware */
- if (ver->img_type == 0x03)
+ if (ver->img_type == BTINTEL_IMG_OP)
goto finish;
err = btintel_boot(hdev, boot_param);
if (err)
return err;
+ err = btintel_read_version_tlv(hdev, ver);
+ if (err)
+ return err;
+
+ /* If image type returned is BTINTEL_IMG_IML, then controller supports
+ * intermediae loader image
+ */
+ if (ver->img_type == BTINTEL_IMG_IML) {
+ err = btintel_prepare_fw_download_tlv(hdev, ver, &boot_param);
+ if (err)
+ return err;
+
+ err = btintel_boot(hdev, boot_param);
+ if (err)
+ return err;
+ }
+
btintel_clear_flag(hdev, INTEL_BOOTLOADER);
btintel_get_fw_name_tlv(ver, ddcname, sizeof(ddcname), "ddc");
@@ -2645,8 +2685,9 @@ finish:
return 0;
}
+EXPORT_SYMBOL_GPL(btintel_bootloader_setup_tlv);
-static void btintel_set_msft_opcode(struct hci_dev *hdev, u8 hw_variant)
+void btintel_set_msft_opcode(struct hci_dev *hdev, u8 hw_variant)
{
switch (hw_variant) {
/* Legacy bootloader devices that supports MSFT Extension */
@@ -2662,6 +2703,7 @@ static void btintel_set_msft_opcode(struct hci_dev *hdev, u8 hw_variant)
case 0x19:
case 0x1b:
case 0x1c:
+ case 0x1e:
hci_set_msft_opcode(hdev, 0xFC1E);
break;
default:
@@ -2669,6 +2711,7 @@ static void btintel_set_msft_opcode(struct hci_dev *hdev, u8 hw_variant)
break;
}
}
+EXPORT_SYMBOL_GPL(btintel_set_msft_opcode);
static void btintel_print_fseq_info(struct hci_dev *hdev)
{
@@ -2920,6 +2963,11 @@ 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;
}
@@ -2996,6 +3044,7 @@ static int btintel_setup_combined(struct hci_dev *hdev)
case 0x19:
case 0x1b:
case 0x1c:
+ case 0x1e:
/* Display version information of TLV type */
btintel_version_info_tlv(hdev, &ver_tlv);
@@ -3024,13 +3073,17 @@ 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);
return err;
}
-static int btintel_shutdown_combined(struct hci_dev *hdev)
+int btintel_shutdown_combined(struct hci_dev *hdev)
{
struct sk_buff *skb;
int ret;
@@ -3064,6 +3117,7 @@ static int btintel_shutdown_combined(struct hci_dev *hdev)
return 0;
}
+EXPORT_SYMBOL_GPL(btintel_shutdown_combined);
int btintel_configure_setup(struct hci_dev *hdev, const char *driver_name)
{
generated by cgit v1.2.3 (git 2.39.0) at 2024-08-16 02:38:21 +0300