*** BLURB HERE ***
alanliu (1):
Add wmi-tlv support in test mode
drivers/net/wireless/ath/ath10k/core.c | 4 +-
drivers/net/wireless/ath/ath10k/core.h | 5 +-
drivers/net/wireless/ath/ath10k/testmode.c | 123 ++++++++++++++++++++++++++---
drivers/net/wireless/ath/ath10k/wmi-tlv.c | 15 +++-
4 files changed, 131 insertions(+), 16 deletions(-)
--
1.9.1
On 31-08-15 19:44, Kuei Hao Liu wrote:
> *** BLURB HERE ***
For a single patch I would not bother adding cover letter.
Regards,
Arend
> alanliu (1):
> Add wmi-tlv support in test mode
>
> drivers/net/wireless/ath/ath10k/core.c | 4 +-
> drivers/net/wireless/ath/ath10k/core.h | 5 +-
> drivers/net/wireless/ath/ath10k/testmode.c | 123 ++++++++++++++++++++++++++---
> drivers/net/wireless/ath/ath10k/wmi-tlv.c | 15 +++-
> 4 files changed, 131 insertions(+), 16 deletions(-)
>
From: alanliu <[email protected]>
Add WMI-TLV and FW API support in ath10k testmode.
Ath10k can get right wmi command format from UTF image
to communicate UTF firmware.
Signed-off-by: Kuei Hao Liu <[email protected]>
---
drivers/net/wireless/ath/ath10k/core.c | 4 +-
drivers/net/wireless/ath/ath10k/core.h | 5 +-
drivers/net/wireless/ath/ath10k/testmode.c | 123 ++++++++++++++++++++++++++---
drivers/net/wireless/ath/ath10k/wmi-tlv.c | 15 +++-
4 files changed, 131 insertions(+), 16 deletions(-)
diff --git a/drivers/net/wireless/ath/ath10k/core.c b/drivers/net/wireless/ath/ath10k/core.c
index 2551067..b2210b9 100644
--- a/drivers/net/wireless/ath/ath10k/core.c
+++ b/drivers/net/wireless/ath/ath10k/core.c
@@ -489,8 +489,8 @@ static int ath10k_download_fw(struct ath10k *ar, enum ath10k_firmware_mode mode)
}
break;
case ATH10K_FIRMWARE_MODE_UTF:
- data = ar->testmode.utf->data;
- data_len = ar->testmode.utf->size;
+ data = ar->testmode.utf_firmware_data;
+ data_len = ar->testmode.utf_firmware_len;
mode_name = "utf";
break;
default:
diff --git a/drivers/net/wireless/ath/ath10k/core.h b/drivers/net/wireless/ath/ath10k/core.h
index 6a387ba..6b11a5c 100644
--- a/drivers/net/wireless/ath/ath10k/core.h
+++ b/drivers/net/wireless/ath/ath10k/core.h
@@ -768,9 +768,12 @@ struct ath10k {
struct {
/* protected by conf_mutex */
const struct firmware *utf;
+ char fw_version[32];
+ const void *utf_firmware_data;
+ size_t utf_firmware_len;
DECLARE_BITMAP(orig_fw_features, ATH10K_FW_FEATURE_COUNT);
enum ath10k_fw_wmi_op_version orig_wmi_op_version;
-
+ enum ath10k_fw_wmi_op_version op_version;
/* protected by data_lock */
bool utf_monitor;
} testmode;
diff --git a/drivers/net/wireless/ath/ath10k/testmode.c b/drivers/net/wireless/ath/ath10k/testmode.c
index b084f88..a94c30c 100644
--- a/drivers/net/wireless/ath/ath10k/testmode.c
+++ b/drivers/net/wireless/ath/ath10k/testmode.c
@@ -35,6 +35,100 @@ static const struct nla_policy ath10k_tm_policy[ATH10K_TM_ATTR_MAX + 1] = {
[ATH10K_TM_ATTR_VERSION_MINOR] = { .type = NLA_U32 },
};
+bool ath10k_tm_fetch_utf_firmware_api(struct ath10k *ar, const u8 *fw_data, size_t fw_len)
+{
+ size_t magic_len, ie_len;
+ int ie_id;
+ struct ath10k_fw_ie *hdr;
+ __le32 *version;
+ const u8 *data = fw_data;
+ size_t len = fw_len;
+ bool ret = false;
+
+ if(!data || len <= 0)
+ goto err;
+ /* magic also includes the null byte, check that as well */
+ magic_len = strlen(ATH10K_FIRMWARE_MAGIC) + 1;
+
+ if (len < magic_len) {
+ ath10k_err(ar, "utf firmware file is too small to contain magic\n");
+ goto err;
+ }
+ if (memcmp(data, ATH10K_FIRMWARE_MAGIC, magic_len) != 0) {
+ ath10k_err(ar, "invalid firmware magic\n");
+ goto err;
+ }
+ /* 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(ar, "invalid length for FW IE %d (%zu < %zu)\n", ie_id, len, ie_len);
+ ret = -EINVAL;
+ goto err;
+ }
+
+ switch (ie_id) {
+ case ATH10K_FW_IE_FW_VERSION:
+ if (ie_len > sizeof(ar->testmode.fw_version) - 1)
+ break;
+
+ memcpy(ar->testmode.fw_version, data, ie_len);
+ ar->testmode.fw_version[ie_len] = '\0';
+
+ ath10k_dbg(ar, ATH10K_DBG_TESTMODE,
+ "found fw version %s\n",
+ ar->testmode.fw_version);
+ break;
+ case ATH10K_FW_IE_FW_IMAGE:
+ ath10k_dbg(ar, ATH10K_DBG_TESTMODE,
+ "found fw image ie (%zd B)\n",
+ ie_len);
+
+ ar->testmode.utf_firmware_data = data;
+ ar->testmode.utf_firmware_len = ie_len;
+ break;
+ case ATH10K_FW_IE_WMI_OP_VERSION:
+ if (ie_len != sizeof(u32))
+ break;
+ version = (__le32 *)data;
+ ar->testmode.op_version = le32_to_cpup(version);
+ ath10k_dbg(ar, ATH10K_DBG_TESTMODE, "found fw ie wmi op version %d\n",
+ ar->testmode.op_version);
+ break;
+ default:
+ ath10k_warn(ar, "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->testmode.utf_firmware_data || !ar->testmode.utf_firmware_len) {
+ ath10k_warn(ar, "No ATH10K_FW_IE_FW_IMAGE found\n");
+ goto err;
+ }
+ return true;
+err:
+ return ret;
+}
+
+
/* Returns true if callee consumes the skb and the skb should be discarded.
* Returns false if skb is not used. Does not sleep.
*/
@@ -143,7 +237,6 @@ static int ath10k_tm_cmd_utf_start(struct ath10k *ar, struct nlattr *tb[])
{
char filename[100];
int ret;
-
ath10k_dbg(ar, ATH10K_DBG_TESTMODE, "testmode cmd utf start\n");
mutex_lock(&ar->conf_mutex);
@@ -166,36 +259,42 @@ static int ath10k_tm_cmd_utf_start(struct ath10k *ar, struct nlattr *tb[])
}
snprintf(filename, sizeof(filename), "%s/%s",
- ar->hw_params.fw.dir, ATH10K_FW_UTF_FILE);
+ ar->hw_params.fw.dir, ATH10K_FW_UTF_FILE);
/* load utf firmware image */
ret = request_firmware(&ar->testmode.utf, filename, ar->dev);
if (ret) {
ath10k_warn(ar, "failed to retrieve utf firmware '%s': %d\n",
- filename, ret);
+ filename, ret);
goto err;
}
spin_lock_bh(&ar->data_lock);
-
ar->testmode.utf_monitor = true;
-
spin_unlock_bh(&ar->data_lock);
-
BUILD_BUG_ON(sizeof(ar->fw_features) !=
sizeof(ar->testmode.orig_fw_features));
memcpy(ar->testmode.orig_fw_features, ar->fw_features,
sizeof(ar->fw_features));
ar->testmode.orig_wmi_op_version = ar->wmi.op_version;
-
- /* utf.bin firmware image does not advertise firmware features. Do
- * an ugly hack where we force the firmware features so that wmi.c
- * will use the correct WMI interface.
- */
memset(ar->fw_features, 0, sizeof(ar->fw_features));
- ar->wmi.op_version = ATH10K_FW_WMI_OP_VERSION_10_1;
+ if(ath10k_tm_fetch_utf_firmware_api(ar,ar->testmode.utf->data, ar->testmode.utf->size)){
+ ath10k_dbg(ar, ATH10K_DBG_TESTMODE, "utf firmware %s advertise firmware feature\n",filename);
+ ar->wmi.op_version = ar->testmode.op_version;
+ }else{
+ /* for utf.bin firmware image does not advertise firmware features. Do
+ * an ugly hack where we force the firmware features so that wmi.c
+ * will use the correct WMI interface.
+ */
+ ath10k_dbg(ar, ATH10K_DBG_TESTMODE, "utf firmware %s doesn't advertise firmware feature\n",filename);
+ ar->wmi.op_version = ATH10K_FW_WMI_OP_VERSION_10_1;
+ ar->testmode.utf_firmware_data = ar->testmode.utf->data;
+ ar->testmode.utf_firmware_len = ar->testmode.utf->size;
+ }
+ ath10k_dbg(ar, ATH10K_DBG_TESTMODE, "testmode wmi version %d\n",
+ ar->wmi.op_version);
ret = ath10k_hif_power_up(ar);
if (ret) {
ath10k_err(ar, "failed to power up hif (testmode): %d\n", ret);
diff --git a/drivers/net/wireless/ath/ath10k/wmi-tlv.c b/drivers/net/wireless/ath/ath10k/wmi-tlv.c
index 567b797..cc3d993 100644
--- a/drivers/net/wireless/ath/ath10k/wmi-tlv.c
+++ b/drivers/net/wireless/ath/ath10k/wmi-tlv.c
@@ -23,6 +23,7 @@
#include "wmi-ops.h"
#include "wmi-tlv.h"
#include "p2p.h"
+#include "testmode.h"
/***************/
/* TLV helpers */
@@ -419,7 +420,7 @@ static void ath10k_wmi_tlv_op_rx(struct ath10k *ar, struct sk_buff *skb)
{
struct wmi_cmd_hdr *cmd_hdr;
enum wmi_tlv_event_id id;
-
+ bool consumed;
cmd_hdr = (struct wmi_cmd_hdr *)skb->data;
id = MS(__le32_to_cpu(cmd_hdr->cmd_id), WMI_CMD_HDR_CMD_ID);
@@ -428,6 +429,18 @@ static void ath10k_wmi_tlv_op_rx(struct ath10k *ar, struct sk_buff *skb)
trace_ath10k_wmi_event(ar, id, skb->data, skb->len);
+ consumed = ath10k_tm_event_wmi(ar, id, skb);
+
+ /* Ready event must be handled normally also in UTF mode so that we
+ * know the UTF firmware has booted, others we are just bypass WMI
+ * events to testmode.
+ */
+ if (consumed && id != WMI_TLV_READY_EVENTID) {
+ ath10k_dbg(ar, ATH10K_DBG_WMI,
+ "wmi tlv testmode consumed 0x%x\n", id);
+ goto out;
+ }
+
switch (id) {
case WMI_TLV_MGMT_RX_EVENTID:
ath10k_wmi_event_mgmt_rx(ar, skb);
--
1.9.1