ath6kl: add support for firmware API 2 format
In the new format all the format images are embedded into one file.
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
diff --git a/drivers/net/wireless/ath/ath6kl/core.h b/drivers/net/wireless/ath/ath6kl/core.h
index c6ed1fc..761e550 100644
--- a/drivers/net/wireless/ath/ath6kl/core.h
+++ b/drivers/net/wireless/ath/ath6kl/core.h
@@ -58,6 +58,23 @@
#define A_DEFAULT_LISTEN_INTERVAL 100
#define A_MAX_WOW_LISTEN_INTERVAL 1000
+/* includes also the null byte */
+#define ATH6KL_FIRMWARE_MAGIC "QCA-ATH6KL"
+
+enum ath6kl_fw_ie_type {
+ ATH6KL_FW_IE_FW_VERSION = 0,
+ ATH6KL_FW_IE_TIMESTAMP = 1,
+ ATH6KL_FW_IE_OTP_IMAGE = 2,
+ ATH6KL_FW_IE_FW_IMAGE = 3,
+ ATH6KL_FW_IE_PATCH_IMAGE = 4,
+};
+
+struct ath6kl_fw_ie {
+ __le32 id;
+ __le32 len;
+ u8 data[0];
+};
+
/* AR6003 1.0 definitions */
#define AR6003_REV1_VERSION 0x300002ba
@@ -68,6 +85,7 @@
#define AR6003_REV2_FIRMWARE_FILE "ath6k/AR6003/hw2.0/athwlan.bin.z77"
#define AR6003_REV2_TCMD_FIRMWARE_FILE "ath6k/AR6003/hw2.0/athtcmd_ram.bin"
#define AR6003_REV2_PATCH_FILE "ath6k/AR6003/hw2.0/data.patch.bin"
+#define AR6003_REV2_FIRMWARE_2_FILE "ath6k/AR6003/hw2.0/fw-2.bin"
#define AR6003_REV2_BOARD_DATA_FILE "ath6k/AR6003/hw2.0/bdata.bin"
#define AR6003_REV2_DEFAULT_BOARD_DATA_FILE "ath6k/AR6003/hw2.0/bdata.SD31.bin"
@@ -77,6 +95,7 @@
#define AR6003_REV3_FIRMWARE_FILE "ath6k/AR6003/hw2.1.1/athwlan.bin"
#define AR6003_REV3_TCMD_FIRMWARE_FILE "ath6k/AR6003/hw2.1.1/athtcmd_ram.bin"
#define AR6003_REV3_PATCH_FILE "ath6k/AR6003/hw2.1.1/data.patch.bin"
+#define AR6003_REV3_FIRMWARE_2_FILE "ath6k/AR6003/hw2.1.1/fw-2.bin"
#define AR6003_REV3_BOARD_DATA_FILE "ath6k/AR6003/hw2.1.1/bdata.bin"
#define AR6003_REV3_DEFAULT_BOARD_DATA_FILE \
"ath6k/AR6003/hw2.1.1/bdata.SD31.bin"
@@ -84,6 +103,7 @@
/* AR6004 1.0 definitions */
#define AR6004_REV1_VERSION 0x30000623
#define AR6004_REV1_FIRMWARE_FILE "ath6k/AR6004/hw6.1/fw.ram.bin"
+#define AR6004_REV1_FIRMWARE_2_FILE "ath6k/AR6004/hw6.1/fw-2.bin"
#define AR6004_REV1_BOARD_DATA_FILE "ath6k/AR6004/hw6.1/bdata.bin"
#define AR6004_REV1_DEFAULT_BOARD_DATA_FILE "ath6k/AR6004/hw6.1/bdata.DB132.bin"
#define AR6004_REV1_EPPING_FIRMWARE_FILE "ath6k/AR6004/hw6.1/endpointping.bin"
diff --git a/drivers/net/wireless/ath/ath6kl/init.c b/drivers/net/wireless/ath/ath6kl/init.c
index 4055947..41f4e0d 100644
--- a/drivers/net/wireless/ath/ath6kl/init.c
+++ b/drivers/net/wireless/ath/ath6kl/init.c
@@ -917,14 +917,10 @@
return 0;
}
-static int ath6kl_fetch_firmwares(struct ath6kl *ar)
+static int ath6kl_fetch_fw_api1(struct ath6kl *ar)
{
int ret;
- ret = ath6kl_fetch_board_file(ar);
- if (ret)
- return ret;
-
ret = ath6kl_fetch_otp_file(ar);
if (ret)
return ret;
@@ -940,6 +936,136 @@
return 0;
}
+static int ath6kl_fetch_fw_api2(struct ath6kl *ar)
+{
+ size_t magic_len, len, ie_len;
+ const struct firmware *fw;
+ struct ath6kl_fw_ie *hdr;
+ const char *filename;
+ const u8 *data;
+ int ret, ie_id;
+
+ switch (ar->version.target_ver) {
+ case AR6003_REV2_VERSION:
+ filename = AR6003_REV2_FIRMWARE_2_FILE;
+ break;
+ case AR6003_REV3_VERSION:
+ filename = AR6003_REV3_FIRMWARE_2_FILE;
+ break;
+ case AR6004_REV1_VERSION:
+ filename = AR6004_REV1_FIRMWARE_2_FILE;
+ break;
+ default:
+ return -EOPNOTSUPP;
+ }
+
+ ret = request_firmware(&fw, filename, ar->dev);
+ if (ret)
+ return ret;
+
+ data = fw->data;
+ len = fw->size;
+
+ /* magic also includes the null byte, check that as well */
+ magic_len = strlen(ATH6KL_FIRMWARE_MAGIC) + 1;
+
+ if (len < magic_len) {
+ ret = -EINVAL;
+ goto out;
+ }
+
+ if (memcmp(data, ATH6KL_FIRMWARE_MAGIC, magic_len) != 0) {
+ ret = -EINVAL;
+ goto out;
+ }
+
+ len -= magic_len;
+ data += magic_len;
+
+ /* loop elements */
+ while (len > sizeof(struct ath6kl_fw_ie)) {
+ /* hdr is unaligned! */
+ hdr = (struct ath6kl_fw_ie *) data;
+
+ ie_id = le32_to_cpup(&hdr->id);
+ ie_len = le32_to_cpup(&hdr->len);
+
+ len -= sizeof(*hdr);
+ data += sizeof(*hdr);
+
+ if (len < ie_len) {
+ ret = -EINVAL;
+ goto out;
+ }
+
+ switch (ie_id) {
+ case ATH6KL_FW_IE_OTP_IMAGE:
+ ar->fw_otp = kmemdup(data, ie_len, GFP_KERNEL);
+
+ if (ar->fw_otp == NULL) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ ar->fw_otp_len = ie_len;
+ break;
+ case ATH6KL_FW_IE_FW_IMAGE:
+ ar->fw = kmemdup(data, ie_len, GFP_KERNEL);
+
+ if (ar->fw == NULL) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ ar->fw_len = ie_len;
+ break;
+ case ATH6KL_FW_IE_PATCH_IMAGE:
+ ar->fw_patch = kmemdup(data, ie_len, GFP_KERNEL);
+
+ if (ar->fw_patch == NULL) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ ar->fw_patch_len = ie_len;
+ break;
+ default:
+ ath6kl_dbg(ATH6KL_DBG_TRC, "Unknown fw ie: %u\n",
+ le32_to_cpup(&hdr->id));
+ break;
+ }
+
+ len -= ie_len;
+ data += ie_len;
+ };
+
+ ret = 0;
+out:
+ release_firmware(fw);
+
+ return ret;
+}
+
+static int ath6kl_fetch_firmwares(struct ath6kl *ar)
+{
+ int ret;
+
+ ret = ath6kl_fetch_board_file(ar);
+ if (ret)
+ return ret;
+
+ ret = ath6kl_fetch_fw_api2(ar);
+ if (ret == 0)
+ /* fw api 2 found, use it */
+ return 0;
+
+ ret = ath6kl_fetch_fw_api1(ar);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
static int ath6kl_upload_board_file(struct ath6kl *ar)
{
u32 board_address, board_ext_address, param;