return fw;
}
-static int ath10k_push_board_ext_data(struct ath10k *ar,
- const struct firmware *fw)
+static int ath10k_push_board_ext_data(struct ath10k *ar)
{
u32 board_data_size = QCA988X_BOARD_DATA_SZ;
u32 board_ext_data_size = QCA988X_BOARD_EXT_DATA_SZ;
if (board_ext_data_addr == 0)
return 0;
- if (fw->size != (board_data_size + board_ext_data_size)) {
+ if (ar->board_len != (board_data_size + board_ext_data_size)) {
ath10k_err("invalid board (ext) data sizes %zu != %d+%d\n",
- fw->size, board_data_size, board_ext_data_size);
+ ar->board_len, board_data_size, board_ext_data_size);
return -EINVAL;
}
ret = ath10k_bmi_write_memory(ar, board_ext_data_addr,
- fw->data + board_data_size,
+ ar->board_data + board_data_size,
board_ext_data_size);
if (ret) {
ath10k_err("could not write board ext data (%d)\n", ret);
static int ath10k_download_board_data(struct ath10k *ar)
{
- const struct firmware *fw = ar->board_data;
u32 board_data_size = QCA988X_BOARD_DATA_SZ;
u32 address;
int ret;
- ret = ath10k_push_board_ext_data(ar, fw);
+ ret = ath10k_push_board_ext_data(ar);
if (ret) {
ath10k_err("could not push board ext data (%d)\n", ret);
goto exit;
goto exit;
}
- ret = ath10k_bmi_write_memory(ar, address, fw->data,
- min_t(u32, board_data_size, fw->size));
+ ret = ath10k_bmi_write_memory(ar, address, ar->board_data,
+ min_t(u32, board_data_size,
+ ar->board_len));
if (ret) {
ath10k_err("could not write board data (%d)\n", ret);
goto exit;
static int ath10k_download_and_run_otp(struct ath10k *ar)
{
- const struct firmware *fw = ar->otp;
u32 address = ar->hw_params.patch_load_addr;
u32 exec_param;
int ret;
/* OTP is optional */
- if (!ar->otp)
+ if (!ar->otp_data || !ar->otp_len)
return 0;
- ret = ath10k_bmi_fast_download(ar, address, fw->data, fw->size);
+ ret = ath10k_bmi_fast_download(ar, address, ar->otp_data, ar->otp_len);
if (ret) {
ath10k_err("could not write otp (%d)\n", ret);
goto exit;
static int ath10k_download_fw(struct ath10k *ar)
{
- const struct firmware *fw = ar->firmware;
u32 address;
int ret;
address = ar->hw_params.patch_load_addr;
- ret = ath10k_bmi_fast_download(ar, address, fw->data, fw->size);
+ ret = ath10k_bmi_fast_download(ar, address, ar->firmware_data,
+ ar->firmware_len);
if (ret) {
ath10k_err("could not write fw (%d)\n", ret);
goto exit;
static void ath10k_core_free_firmware_files(struct ath10k *ar)
{
- if (ar->board_data && !IS_ERR(ar->board_data))
- release_firmware(ar->board_data);
+ if (ar->board && !IS_ERR(ar->board))
+ release_firmware(ar->board);
if (ar->otp && !IS_ERR(ar->otp))
release_firmware(ar->otp);
if (ar->firmware && !IS_ERR(ar->firmware))
release_firmware(ar->firmware);
+ ar->board = NULL;
ar->board_data = NULL;
+ ar->board_len = 0;
+
ar->otp = NULL;
+ ar->otp_data = NULL;
+ ar->otp_len = 0;
+
ar->firmware = NULL;
+ ar->firmware_data = NULL;
+ ar->firmware_len = 0;
}
-static int ath10k_core_fetch_firmware_files(struct ath10k *ar)
+static int ath10k_core_fetch_firmware_api_1(struct ath10k *ar)
{
int ret = 0;
return -EINVAL;
}
- ar->board_data = ath10k_fetch_fw_file(ar,
- ar->hw_params.fw.dir,
- ar->hw_params.fw.board);
- if (IS_ERR(ar->board_data)) {
- ret = PTR_ERR(ar->board_data);
+ ar->board = ath10k_fetch_fw_file(ar,
+ ar->hw_params.fw.dir,
+ ar->hw_params.fw.board);
+ if (IS_ERR(ar->board)) {
+ ret = PTR_ERR(ar->board);
ath10k_err("could not fetch board data (%d)\n", ret);
goto err;
}
+ ar->board_data = ar->board->data;
+ ar->board_len = ar->board->size;
+
ar->firmware = ath10k_fetch_fw_file(ar,
ar->hw_params.fw.dir,
ar->hw_params.fw.fw);
goto err;
}
+ ar->firmware_data = ar->firmware->data;
+ ar->firmware_len = ar->firmware->size;
+
/* OTP may be undefined. If so, don't fetch it at all */
if (ar->hw_params.fw.otp == NULL)
return 0;
goto err;
}
+ ar->otp_data = ar->otp->data;
+ ar->otp_len = ar->otp->size;
+
+ return 0;
+
+err:
+ ath10k_core_free_firmware_files(ar);
+ return ret;
+}
+
+static int ath10k_core_fetch_firmware_api_n(struct ath10k *ar, const char *name)
+{
+ size_t magic_len, len, ie_len;
+ int ie_id, i, index, bit, ret;
+ struct ath10k_fw_ie *hdr;
+ const u8 *data;
+ __le32 *timestamp;
+
+ /* first fetch the firmware file (firmware-*.bin) */
+ ar->firmware = ath10k_fetch_fw_file(ar, ar->hw_params.fw.dir, name);
+ if (IS_ERR(ar->firmware)) {
+ ath10k_err("Could not fetch firmware file '%s': %ld\n",
+ name, PTR_ERR(ar->firmware));
+ return PTR_ERR(ar->firmware);
+ }
+
+ data = ar->firmware->data;
+ len = ar->firmware->size;
+
+ /* magic also includes the null byte, check that as well */
+ magic_len = strlen(ATH10K_FIRMWARE_MAGIC) + 1;
+
+ if (len < magic_len) {
+ ath10k_err("firmware image too small to contain magic: %d\n",
+ len);
+ return -EINVAL;
+ }
+
+ if (memcmp(data, ATH10K_FIRMWARE_MAGIC, magic_len) != 0) {
+ ath10k_err("Invalid firmware magic\n");
+ return -EINVAL;
+ }
+
+ /* jump over the padding */
+ magic_len = ALIGN(magic_len, 4);
+
+ len -= magic_len;
+ data += magic_len;
+
+ /* loop elements */
+ while (len > sizeof(struct ath10k_fw_ie)) {
+ hdr = (struct ath10k_fw_ie *)data;
+
+ ie_id = le32_to_cpu(hdr->id);
+ ie_len = le32_to_cpu(hdr->len);
+
+ len -= sizeof(*hdr);
+ data += sizeof(*hdr);
+
+ if (len < ie_len) {
+ ath10k_err("Invalid length for FW IE %d (%d < %d)\n",
+ ie_id, len, ie_len);
+ return -EINVAL;
+ }
+
+ switch (ie_id) {
+ case ATH10K_FW_IE_FW_VERSION:
+ if (ie_len > sizeof(ar->hw->wiphy->fw_version) - 1)
+ break;
+
+ memcpy(ar->hw->wiphy->fw_version, data, ie_len);
+ ar->hw->wiphy->fw_version[ie_len] = '\0';
+
+ ath10k_dbg(ATH10K_DBG_BOOT,
+ "found fw version %s\n",
+ ar->hw->wiphy->fw_version);
+ break;
+ case ATH10K_FW_IE_TIMESTAMP:
+ if (ie_len != sizeof(u32))
+ break;
+
+ timestamp = (__le32 *)data;
+
+ ath10k_dbg(ATH10K_DBG_BOOT, "found fw timestamp %d\n",
+ le32_to_cpup(timestamp));
+ break;
+ case ATH10K_FW_IE_FEATURES:
+ ath10k_dbg(ATH10K_DBG_BOOT,
+ "found firmware features ie (%zd B)\n",
+ ie_len);
+
+ for (i = 0; i < ATH10K_FW_FEATURE_COUNT; i++) {
+ index = i / 8;
+ bit = i % 8;
+
+ if (index == ie_len)
+ break;
+
+ if (data[index] & (1 << bit))
+ __set_bit(i, ar->fw_features);
+ }
+
+ ath10k_dbg_dump(ATH10K_DBG_BOOT, "features", "",
+ ar->fw_features,
+ sizeof(ar->fw_features));
+ break;
+ case ATH10K_FW_IE_FW_IMAGE:
+ ath10k_dbg(ATH10K_DBG_BOOT,
+ "found fw image ie (%zd B)\n",
+ ie_len);
+
+ ar->firmware_data = data;
+ ar->firmware_len = ie_len;
+
+ break;
+ case ATH10K_FW_IE_OTP_IMAGE:
+ ath10k_dbg(ATH10K_DBG_BOOT,
+ "found otp image ie (%zd B)\n",
+ ie_len);
+
+ ar->otp_data = data;
+ ar->otp_len = ie_len;
+
+ break;
+ default:
+ ath10k_warn("Unknown FW IE: %u\n",
+ le32_to_cpu(hdr->id));
+ break;
+ }
+
+ /* jump over the padding */
+ ie_len = ALIGN(ie_len, 4);
+
+ len -= ie_len;
+ data += ie_len;
+ };
+
+ if (!ar->firmware_data || !ar->firmware_len) {
+ ath10k_warn("No ATH10K_FW_IE_FW_IMAGE found from %s, skipping\n",
+ name);
+ ret = -ENOMEDIUM;
+ goto err;
+ }
+
+ /* now fetch the board file */
+ if (ar->hw_params.fw.board == NULL) {
+ ath10k_err("board data file not defined");
+ ret = -EINVAL;
+ goto err;
+ }
+
+ ar->board = ath10k_fetch_fw_file(ar,
+ ar->hw_params.fw.dir,
+ ar->hw_params.fw.board);
+ if (IS_ERR(ar->board)) {
+ ret = PTR_ERR(ar->board);
+ ath10k_err("could not fetch board data (%d)\n", ret);
+ goto err;
+ }
+
+ ar->board_data = ar->board->data;
+ ar->board_len = ar->board->size;
+
return 0;
err:
return ret;
}
+static int ath10k_core_fetch_firmware_files(struct ath10k *ar)
+{
+ int ret;
+
+ ret = ath10k_core_fetch_firmware_api_n(ar, ATH10K_FW_API2_FILE);
+ if (ret == 0) {
+ ar->fw_api = 2;
+ goto out;
+ }
+
+ ret = ath10k_core_fetch_firmware_api_1(ar);
+ if (ret)
+ return ret;
+
+ ar->fw_api = 1;
+
+out:
+ ath10k_dbg(ATH10K_DBG_BOOT, "using fw api %d\n", ar->fw_api);
+
+ return 0;
+}
+
static int ath10k_init_download_firmware(struct ath10k *ar)
{
int ret;
INIT_WORK(&ar->offchan_tx_work, ath10k_offchan_tx_work);
skb_queue_head_init(&ar->offchan_tx_queue);
+ INIT_WORK(&ar->wmi_mgmt_tx_work, ath10k_mgmt_over_wmi_tx_work);
+ skb_queue_head_init(&ar->wmi_mgmt_tx_queue);
+
init_waitqueue_head(&ar->event_queue);
INIT_WORK(&ar->restart_work, ath10k_core_restart);
projects / cascardo / linux.git / blobdiff