*****************************************************************************/
#include <linux/firmware.h>
+#include "iwl-drv.h"
#include "iwl-trans.h"
#include "iwl-dbg-tlv.h"
-
-void iwl_fw_dbg_copy_tlv(struct iwl_trans *trans, struct iwl_ucode_tlv *tlv,
- bool ext)
+#include "fw/dbg.h"
+#include "fw/runtime.h"
+
+/**
+ * enum iwl_dbg_tlv_type - debug TLV types
+ * @IWL_DBG_TLV_TYPE_DEBUG_INFO: debug info TLV
+ * @IWL_DBG_TLV_TYPE_BUF_ALLOC: buffer allocation TLV
+ * @IWL_DBG_TLV_TYPE_HCMD: host command TLV
+ * @IWL_DBG_TLV_TYPE_REGION: region TLV
+ * @IWL_DBG_TLV_TYPE_TRIGGER: trigger TLV
+ * @IWL_DBG_TLV_TYPE_NUM: number of debug TLVs
+ */
+enum iwl_dbg_tlv_type {
+ IWL_DBG_TLV_TYPE_DEBUG_INFO =
+ IWL_UCODE_TLV_TYPE_DEBUG_INFO - IWL_UCODE_TLV_DEBUG_BASE,
+ IWL_DBG_TLV_TYPE_BUF_ALLOC,
+ IWL_DBG_TLV_TYPE_HCMD,
+ IWL_DBG_TLV_TYPE_REGION,
+ IWL_DBG_TLV_TYPE_TRIGGER,
+ IWL_DBG_TLV_TYPE_NUM,
+};
+
+/**
+ * struct iwl_dbg_tlv_ver_data - debug TLV version struct
+ * @min_ver: min version supported
+ * @max_ver: max version supported
+ */
+struct iwl_dbg_tlv_ver_data {
+ int min_ver;
+ int max_ver;
+};
+
+static const struct iwl_dbg_tlv_ver_data
+dbg_ver_table[IWL_DBG_TLV_TYPE_NUM] = {
+ [IWL_DBG_TLV_TYPE_DEBUG_INFO] = {.min_ver = 1, .max_ver = 1,},
+ [IWL_DBG_TLV_TYPE_BUF_ALLOC] = {.min_ver = 1, .max_ver = 1,},
+ [IWL_DBG_TLV_TYPE_HCMD] = {.min_ver = 1, .max_ver = 1,},
+ [IWL_DBG_TLV_TYPE_REGION] = {.min_ver = 1, .max_ver = 1,},
+ [IWL_DBG_TLV_TYPE_TRIGGER] = {.min_ver = 1, .max_ver = 1,},
+};
+
+static bool iwl_dbg_tlv_ver_support(struct iwl_ucode_tlv *tlv)
{
- struct iwl_apply_point_data *data;
- struct iwl_fw_ini_header *header = (void *)&tlv->data[0];
- u32 apply_point = le32_to_cpu(header->apply_point);
-
- int copy_size = le32_to_cpu(tlv->length) + sizeof(*tlv);
- int offset_size = copy_size;
-
- if (le32_to_cpu(header->tlv_version) != 1)
- return;
-
- if (WARN_ONCE(apply_point >= IWL_FW_INI_APPLY_NUM,
- "Invalid apply point id %d\n", apply_point))
- return;
+ struct iwl_fw_ini_header *hdr = (void *)&tlv->data[0];
+ u32 type = le32_to_cpu(tlv->type);
+ u32 tlv_idx = type - IWL_UCODE_TLV_DEBUG_BASE;
+ u32 ver = le32_to_cpu(hdr->tlv_version);
- if (ext)
- data = &trans->dbg.apply_points_ext[apply_point];
- else
- data = &trans->dbg.apply_points[apply_point];
+ if (ver < dbg_ver_table[tlv_idx].min_ver ||
+ ver > dbg_ver_table[tlv_idx].max_ver)
+ return false;
- /* add room for is_alloc field in &iwl_fw_ini_allocation_data struct */
- if (le32_to_cpu(tlv->type) == IWL_UCODE_TLV_TYPE_BUFFER_ALLOCATION) {
- struct iwl_fw_ini_allocation_data *buf_alloc =
- (void *)tlv->data;
-
- offset_size += sizeof(buf_alloc->is_alloc);
- }
-
- /*
- * Make sure we still have room to copy this TLV. Offset points to the
- * location the last copy ended.
- */
- if (WARN_ONCE(data->offset + offset_size > data->size,
- "Not enough memory for apply point %d\n",
- apply_point))
- return;
-
- memcpy(data->data + data->offset, (void *)tlv, copy_size);
- data->offset += offset_size;
+ return true;
}
-void iwl_alloc_dbg_tlv(struct iwl_trans *trans, size_t len, const u8 *data,
+void iwl_dbg_tlv_alloc(struct iwl_trans *trans, struct iwl_ucode_tlv *tlv,
bool ext)
{
- struct iwl_ucode_tlv *tlv;
- u32 size[IWL_FW_INI_APPLY_NUM] = {0};
- int i;
-
- while (len >= sizeof(*tlv)) {
- u32 tlv_len, tlv_type, apply;
- struct iwl_fw_ini_header *hdr;
-
- len -= sizeof(*tlv);
- tlv = (void *)data;
-
- tlv_len = le32_to_cpu(tlv->length);
- tlv_type = le32_to_cpu(tlv->type);
-
- if (len < tlv_len)
- return;
-
- len -= ALIGN(tlv_len, 4);
- data += sizeof(*tlv) + ALIGN(tlv_len, 4);
-
- if (tlv_type < IWL_UCODE_TLV_DEBUG_BASE ||
- tlv_type > IWL_UCODE_TLV_DEBUG_MAX)
- continue;
-
- hdr = (void *)&tlv->data[0];
- apply = le32_to_cpu(hdr->apply_point);
-
- if (le32_to_cpu(hdr->tlv_version) != 1)
- continue;
-
- IWL_DEBUG_FW(trans, "WRT: read TLV 0x%x, apply point %d\n",
- le32_to_cpu(tlv->type), apply);
-
- if (WARN_ON(apply >= IWL_FW_INI_APPLY_NUM))
- continue;
-
- /* add room for is_alloc field in &iwl_fw_ini_allocation_data
- * struct
- */
- if (tlv_type == IWL_UCODE_TLV_TYPE_BUFFER_ALLOCATION) {
- struct iwl_fw_ini_allocation_data *buf_alloc =
- (void *)tlv->data;
-
- size[apply] += sizeof(buf_alloc->is_alloc);
- }
-
- size[apply] += sizeof(*tlv) + tlv_len;
+ struct iwl_fw_ini_header *hdr = (void *)&tlv->data[0];
+ u32 type = le32_to_cpu(tlv->type);
+ u32 pnt = le32_to_cpu(hdr->apply_point);
+ u32 tlv_idx = type - IWL_UCODE_TLV_DEBUG_BASE;
+ enum iwl_ini_cfg_state *cfg_state = ext ?
+ &trans->dbg.external_ini_cfg : &trans->dbg.internal_ini_cfg;
+
+ IWL_DEBUG_FW(trans, "WRT: read TLV 0x%x, apply point %d\n",
+ type, pnt);
+
+ if (tlv_idx >= IWL_DBG_TLV_TYPE_NUM) {
+ IWL_ERR(trans, "WRT: Unsupported TLV 0x%x\n", type);
+ goto out_err;
}
- for (i = 0; i < ARRAY_SIZE(size); i++) {
- void *mem;
-
- if (!size[i])
- continue;
+ if (!iwl_dbg_tlv_ver_support(tlv)) {
+ IWL_ERR(trans, "WRT: Unsupported TLV 0x%x version %u\n", type,
+ le32_to_cpu(hdr->tlv_version));
+ goto out_err;
+ }
- mem = kzalloc(size[i], GFP_KERNEL);
+ if (*cfg_state == IWL_INI_CFG_STATE_NOT_LOADED)
+ *cfg_state = IWL_INI_CFG_STATE_LOADED;
- if (!mem) {
- IWL_ERR(trans, "No memory for apply point %d\n", i);
- return;
- }
+ return;
- if (ext) {
- trans->dbg.apply_points_ext[i].data = mem;
- trans->dbg.apply_points_ext[i].size = size[i];
- } else {
- trans->dbg.apply_points[i].data = mem;
- trans->dbg.apply_points[i].size = size[i];
- }
-
- trans->dbg.ini_valid = true;
- }
+out_err:
+ *cfg_state = IWL_INI_CFG_STATE_CORRUPTED;
}
-void iwl_fw_dbg_free(struct iwl_trans *trans)
+void iwl_dbg_tlv_del_timers(struct iwl_trans *trans)
{
- int i;
-
- for (i = 0; i < ARRAY_SIZE(trans->dbg.apply_points); i++) {
- kfree(trans->dbg.apply_points[i].data);
- trans->dbg.apply_points[i].size = 0;
- trans->dbg.apply_points[i].offset = 0;
+ /* will be used later */
+}
+IWL_EXPORT_SYMBOL(iwl_dbg_tlv_del_timers);
- kfree(trans->dbg.apply_points_ext[i].data);
- trans->dbg.apply_points_ext[i].size = 0;
- trans->dbg.apply_points_ext[i].offset = 0;
- }
+void iwl_dbg_tlv_free(struct iwl_trans *trans)
+{
+ /* will be used again later */
}
-static int iwl_parse_fw_dbg_tlv(struct iwl_trans *trans, const u8 *data,
- size_t len)
+static int iwl_dbg_tlv_parse_bin(struct iwl_trans *trans, const u8 *data,
+ size_t len)
{
struct iwl_ucode_tlv *tlv;
- enum iwl_ucode_tlv_type tlv_type;
u32 tlv_len;
while (len >= sizeof(*tlv)) {
tlv = (void *)data;
tlv_len = le32_to_cpu(tlv->length);
- tlv_type = le32_to_cpu(tlv->type);
if (len < tlv_len) {
IWL_ERR(trans, "invalid TLV len: %zd/%u\n",
len -= ALIGN(tlv_len, 4);
data += sizeof(*tlv) + ALIGN(tlv_len, 4);
- switch (tlv_type) {
- case IWL_UCODE_TLV_TYPE_DEBUG_INFO:
- case IWL_UCODE_TLV_TYPE_BUFFER_ALLOCATION:
- case IWL_UCODE_TLV_TYPE_HCMD:
- case IWL_UCODE_TLV_TYPE_REGIONS:
- case IWL_UCODE_TLV_TYPE_TRIGGERS:
- case IWL_UCODE_TLV_TYPE_DEBUG_FLOW:
- iwl_fw_dbg_copy_tlv(trans, tlv, true);
- break;
- default:
- WARN_ONCE(1, "Invalid TLV %x\n", tlv_type);
- break;
- }
+ iwl_dbg_tlv_alloc(trans, tlv, true);
}
return 0;
}
-void iwl_load_fw_dbg_tlv(struct device *dev, struct iwl_trans *trans)
+void iwl_dbg_tlv_load_bin(struct device *dev, struct iwl_trans *trans)
{
const struct firmware *fw;
int res;
- if (trans->dbg.external_ini_loaded || !iwlwifi_mod_params.enable_ini)
+ if (!iwlwifi_mod_params.enable_ini)
return;
res = request_firmware(&fw, "iwl-dbg-tlv.ini", dev);
if (res)
return;
- iwl_alloc_dbg_tlv(trans, fw->size, fw->data, true);
- iwl_parse_fw_dbg_tlv(trans, fw->data, fw->size);
+ iwl_dbg_tlv_parse_bin(trans, fw->data, fw->size);
- trans->dbg.external_ini_loaded = true;
release_firmware(fw);
}
+
+void iwl_dbg_tlv_time_point(struct iwl_fw_runtime *fwrt,
+ enum iwl_fw_ini_time_point tp_id,
+ union iwl_dbg_tlv_tp_data *tp_data)
+{
+ /* will be used later */
+}
+IWL_EXPORT_SYMBOL(iwl_dbg_tlv_time_point);
projects / linux-2.6-microblaze.git / blobdiff