diff options
author | Kalle Valo <kvalo@qca.qualcomm.com> | 2014-12-03 10:10:08 +0200 |
---|---|---|
committer | Kalle Valo <kvalo@qca.qualcomm.com> | 2014-12-08 17:38:35 +0200 |
commit | 202e86e60646d6987e3a3e63871453401e72d451 (patch) | |
tree | c88702fd5e97480f412c9a386163d01c87259b61 /drivers/net/wireless/ath/ath10k/core.c | |
parent | 5f2144d9b2ea297aa75f0f952be96af7f02360f1 (diff) |
ath10k: add ATH10K_FW_IE_WMI_OP_VERSION
Instead of using feature flags, add new 32 bit variable for managing different
WMI versions. This makes it firmware interface tests a bit less convoluted,
especially when we add one more interface.
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath10k/core.c')
-rw-r--r-- | drivers/net/wireless/ath/ath10k/core.c | 49 |
1 files changed, 44 insertions, 5 deletions
diff --git a/drivers/net/wireless/ath/ath10k/core.c b/drivers/net/wireless/ath/ath10k/core.c index 6c47c1e28292..16f210e0b833 100644 --- a/drivers/net/wireless/ath/ath10k/core.c +++ b/drivers/net/wireless/ath/ath10k/core.c @@ -508,7 +508,7 @@ static int ath10k_core_fetch_firmware_api_n(struct ath10k *ar, const char *name) int ie_id, i, index, bit, ret; struct ath10k_fw_ie *hdr; const u8 *data; - __le32 *timestamp; + __le32 *timestamp, *version; /* first fetch the firmware file (firmware-*.bin) */ ar->firmware = ath10k_fetch_fw_file(ar, ar->hw_params.fw.dir, name); @@ -623,6 +623,17 @@ static int ath10k_core_fetch_firmware_api_n(struct ath10k *ar, const char *name) ar->otp_len = ie_len; break; + case ATH10K_FW_IE_WMI_OP_VERSION: + if (ie_len != sizeof(u32)) + break; + + version = (__le32 *)data; + + ar->wmi.op_version = le32_to_cpup(version); + + ath10k_dbg(ar, ATH10K_DBG_BOOT, "found fw ie wmi op version %d\n", + ar->wmi.op_version); + break; default: ath10k_warn(ar, "Unknown FW IE: %u\n", le32_to_cpu(hdr->id)); @@ -871,12 +882,40 @@ static int ath10k_core_init_firmware_features(struct ath10k *ar) return -EINVAL; } - if (test_bit(ATH10K_FW_FEATURE_WMI_10X, ar->fw_features)) { - ar->max_num_peers = TARGET_10X_NUM_PEERS; - ar->max_num_stations = TARGET_10X_NUM_STATIONS; - } else { + if (ar->wmi.op_version >= ATH10K_FW_WMI_OP_VERSION_MAX) { + ath10k_err(ar, "unsupported WMI OP version (max %d): %d\n", + ATH10K_FW_WMI_OP_VERSION_MAX, ar->wmi.op_version); + return -EINVAL; + } + + /* Backwards compatibility for firmwares without + * ATH10K_FW_IE_WMI_OP_VERSION. + */ + if (ar->wmi.op_version == ATH10K_FW_WMI_OP_VERSION_UNSET) { + if (test_bit(ATH10K_FW_FEATURE_WMI_10X, ar->fw_features)) { + if (test_bit(ATH10K_FW_FEATURE_WMI_10_2, ar->fw_features)) + ar->wmi.op_version = ATH10K_FW_WMI_OP_VERSION_10_2; + else + ar->wmi.op_version = ATH10K_FW_WMI_OP_VERSION_10_1; + } else { + ar->wmi.op_version = ATH10K_FW_WMI_OP_VERSION_MAIN; + } + } + + switch (ar->wmi.op_version) { + case ATH10K_FW_WMI_OP_VERSION_MAIN: ar->max_num_peers = TARGET_NUM_PEERS; ar->max_num_stations = TARGET_NUM_STATIONS; + break; + case ATH10K_FW_WMI_OP_VERSION_10_1: + case ATH10K_FW_WMI_OP_VERSION_10_2: + ar->max_num_peers = TARGET_10X_NUM_PEERS; + ar->max_num_stations = TARGET_10X_NUM_STATIONS; + break; + case ATH10K_FW_WMI_OP_VERSION_UNSET: + case ATH10K_FW_WMI_OP_VERSION_MAX: + WARN_ON(1); + return -EINVAL; } return 0; |