@@ -82,6 +82,16 @@ enum bmi_cmd_id {
#define BMI_NVRAM_SEG_NAME_SZ 16
+#define BMI_PARAM_GET_EEPROM_BOARD_ID 0x10
+
+#define ATH10K_BMI_BOARD_ID_FROM_OTP_MASK 0x7c00
+#define ATH10K_BMI_BOARD_ID_FROM_OTP_LSB 10
+
+#define ATH10K_BMI_CHIP_ID_FROM_OTP_MASK 0x18000
+#define ATH10K_BMI_CHIP_ID_FROM_OTP_LSB 15
+
+#define ATH10K_BMI_BOARD_ID_STATUS_MASK 0xff
+
struct bmi_cmd {
__le32 id; /* enum bmi_cmd_id */
union {
@@ -448,6 +448,56 @@ out:
return ret;
}
+static int ath10k_core_get_board_id_from_otp(struct ath10k *ar)
+{
+ u32 result, address;
+ u8 board_id, chip_id;
+ int ret;
+
+ address = ar->hw_params.patch_load_addr;
+
+ if (!ar->otp_data || !ar->otp_len) {
+ ath10k_warn(ar,
+ "failed to retrieve board id because of invalid otp\n");
+ return -ENODATA;
+ }
+
+ ath10k_dbg(ar, ATH10K_DBG_BOOT,
+ "boot upload otp to 0x%x len %zd for board id\n",
+ address, ar->otp_len);
+
+ ret = ath10k_bmi_fast_download(ar, address, ar->otp_data, ar->otp_len);
+ if (ret) {
+ ath10k_err(ar, "could not write otp for board id check: %d\n",
+ ret);
+ return ret;
+ }
+
+ ret = ath10k_bmi_execute(ar, address, BMI_PARAM_GET_EEPROM_BOARD_ID,
+ &result);
+ if (ret) {
+ ath10k_err(ar, "could not execute otp for board id check: %d\n",
+ ret);
+ return ret;
+ }
+
+ board_id = MS(result, ATH10K_BMI_BOARD_ID_FROM_OTP);
+ chip_id = MS(result, ATH10K_BMI_CHIP_ID_FROM_OTP);
+
+ ath10k_dbg(ar, ATH10K_DBG_BOOT,
+ "boot get otp board id result 0x%08x board_id %d chip_id %d\n",
+ result, board_id, chip_id);
+
+ if ((result & ATH10K_BMI_BOARD_ID_STATUS_MASK) != 0)
+ return -EOPNOTSUPP;
+
+ ar->id.bmi_ids_valid = true;
+ ar->id.bmi_board_id = board_id;
+ ar->id.bmi_chip_id = chip_id;
+
+ return 0;
+}
+
static int ath10k_download_and_run_otp(struct ath10k *ar)
{
u32 result, address = ar->hw_params.patch_load_addr;
@@ -792,12 +842,22 @@ err:
static int ath10k_core_create_board_name(struct ath10k *ar, char *name,
size_t name_len)
{
+ if (ar->id.bmi_ids_valid) {
+ scnprintf(name, name_len,
+ "bus=%s,bmi-chip-id=%d,bmi-board-id=%d",
+ ath10k_bus_str(ar->hif.bus),
+ ar->id.bmi_chip_id,
+ ar->id.bmi_board_id);
+ goto out;
+ }
+
scnprintf(name, name_len,
"bus=%s,vendor=%04x,device=%04x,subsystem-vendor=%04x,subsystem-device=%04x",
ath10k_bus_str(ar->hif.bus),
ar->id.vendor, ar->id.device,
ar->id.subsystem_vendor, ar->id.subsystem_device);
+out:
ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot using board name '%s'\n", name);
return 0;
@@ -1060,12 +1120,6 @@ static int ath10k_core_fetch_firmware_files(struct ath10k *ar)
/* calibration file is optional, don't check for any errors */
ath10k_fetch_cal_file(ar);
- ret = ath10k_core_fetch_board_file(ar);
- if (ret) {
- ath10k_err(ar, "failed to fetch board file: %d\n", ret);
- return ret;
- }
-
ar->fw_api = 5;
ath10k_dbg(ar, ATH10K_DBG_BOOT, "trying fw api %d\n", ar->fw_api);
@@ -1675,6 +1729,19 @@ static int ath10k_core_probe_fw(struct ath10k *ar)
goto err_power_down;
}
+ ret = ath10k_core_get_board_id_from_otp(ar);
+ if (ret && ret != -EOPNOTSUPP) {
+ ath10k_err(ar, "failed to get board id from otp for qca99x0: %d\n",
+ ret);
+ return ret;
+ }
+
+ ret = ath10k_core_fetch_board_file(ar);
+ if (ret) {
+ ath10k_err(ar, "failed to fetch board file: %d\n", ret);
+ goto err_free_firmware_files;
+ }
+
ret = ath10k_core_init_firmware_features(ar);
if (ret) {
ath10k_err(ar, "fatal problem with firmware features: %d\n",
@@ -681,6 +681,10 @@ struct ath10k {
u32 device;
u32 subsystem_vendor;
u32 subsystem_device;
+
+ bool bmi_ids_valid;
+ u8 bmi_board_id;
+ u8 bmi_chip_id;
} id;
int fw_api;
@@ -129,8 +129,12 @@ void ath10k_print_driver_info(struct ath10k *ar)
ath10k_core_get_fw_features_str(ar, fw_features, sizeof(fw_features));
- scnprintf(boardinfo, sizeof(boardinfo), "sub %04x:%04x",
- ar->id.subsystem_vendor, ar->id.subsystem_device);
+ if (ar->id.bmi_ids_valid)
+ scnprintf(boardinfo, sizeof(boardinfo), "bmi %d:%d",
+ ar->id.bmi_chip_id, ar->id.bmi_board_id);
+ else
+ scnprintf(boardinfo, sizeof(boardinfo), "sub %04x:%04x",
+ ar->id.subsystem_vendor, ar->id.subsystem_device);
ath10k_info(ar, "%s (0x%08x, 0x%08x %s) fw %s fwapi %d bdapi %d htt-ver %d.%d wmi-op %d htt-op %d cal %s max-sta %d raw %d hwcrypto %d features %s\n",
ar->hw_params.name,