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iwlwifi: add device / firmware to fw-error-dump file 

This can be useful later for parsing since the parsing may
differ based on the device's family / bus.
Also add the human readable version of the firmware.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
This commit is contained in:
Emmanuel Grumbach 2014-06-02 08:34:53 +03:00
parent 5788ab75ec
commit 06ddbf5ada
5 changed files with 53 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/net/wireless/iwlwifi/iwl-drv.c
View File

@ -567,6 +567,8 @@ static int iwl_parse_tlv_firmware(struct iwl_drv *drv,
}
drv->fw.ucode_ver = le32_to_cpu(ucode->ver);
memcpy(drv->fw.human_readable, ucode->human_readable,
sizeof(drv->fw.human_readable));
build = le32_to_cpu(ucode->build);
if (build)

24
drivers/net/wireless/iwlwifi/iwl-fw-error-dump.h
View File

@ -74,12 +74,15 @@
* @IWL_FW_ERROR_DUMP_RXF:
* @IWL_FW_ERROR_DUMP_TXCMD: last TX command data, structured as
* &struct iwl_fw_error_dump_txcmd packets
* @IWL_FW_ERROR_DUMP_DEV_FW_INFO: struct %iwl_fw_error_dump_info
* info on the device / firmware.
*/
enum iwl_fw_error_dump_type {
IWL_FW_ERROR_DUMP_SRAM = 0,
IWL_FW_ERROR_DUMP_REG = 1,
IWL_FW_ERROR_DUMP_RXF = 2,
IWL_FW_ERROR_DUMP_TXCMD = 3,
IWL_FW_ERROR_DUMP_DEV_FW_INFO = 4,
IWL_FW_ERROR_DUMP_MAX,
};
@ -120,6 +123,27 @@ struct iwl_fw_error_dump_txcmd {
u8 data[];
} __packed;
enum iwl_fw_error_dump_family {
IWL_FW_ERROR_DUMP_FAMILY_7 = 7,
IWL_FW_ERROR_DUMP_FAMILY_8 = 8,
};
/**
* struct iwl_fw_error_dump_info - info on the device / firmware
* @device_family: the family of the device (7 / 8)
* @hw_step: the step of the device
* @fw_human_readable: human readable FW version
* @dev_human_readable: name of the device
* @bus_human_readable: name of the bus used
*/
struct iwl_fw_error_dump_info {
__le32 device_family;
__le32 hw_step;
u8 fw_human_readable[FW_VER_HUMAN_READABLE_SZ];
u8 dev_human_readable[64];
u8 bus_human_readable[8];
} __packed;
/**
* iwl_mvm_fw_error_next_data - advance fw error dump data pointer
* @data: previous data block

5
drivers/net/wireless/iwlwifi/iwl-fw-file.h
View File

@ -137,7 +137,8 @@ struct iwl_ucode_tlv {
u8 data[0];
};
#define IWL_TLV_UCODE_MAGIC 0x0a4c5749
#define IWL_TLV_UCODE_MAGIC 0x0a4c5749
#define FW_VER_HUMAN_READABLE_SZ 64
struct iwl_tlv_ucode_header {
/*
@ -148,7 +149,7 @@ struct iwl_tlv_ucode_header {
*/
__le32 zero;
__le32 magic;
u8 human_readable[64];
u8 human_readable[FW_VER_HUMAN_READABLE_SZ];
__le32 ver; /* major/minor/API/serial */
__le32 build;
__le64 ignore;

3
drivers/net/wireless/iwlwifi/iwl-fw.h
View File

@ -65,6 +65,8 @@
#include <linux/types.h>
#include <net/mac80211.h>
#include "iwl-fw-file.h"
/**
* enum iwl_ucode_tlv_flag - ucode API flags
* @IWL_UCODE_TLV_FLAGS_PAN: This is PAN capable microcode; this previously
@ -312,6 +314,7 @@ struct iwl_fw {
bool mvm_fw;
struct ieee80211_cipher_scheme cs[IWL_UCODE_MAX_CS];
u8 human_readable[FW_VER_HUMAN_READABLE_SZ];
};
#endif /* __iwl_fw_h__ */

24
drivers/net/wireless/iwlwifi/mvm/ops.c
View File

@ -827,6 +827,7 @@ void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm)
{
struct iwl_fw_error_dump_file *dump_file;
struct iwl_fw_error_dump_data *dump_data;
struct iwl_fw_error_dump_info *dump_info;
u32 file_len;
u32 trans_len;
@ -835,10 +836,11 @@ void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm)
if (mvm->fw_error_dump)
return;
file_len = mvm->fw_error_sram_len +
file_len = sizeof(*dump_file) +
sizeof(*dump_data) * 3 +
mvm->fw_error_sram_len +
mvm->fw_error_rxf_len +
sizeof(*dump_file) +
sizeof(*dump_data) * 2;
sizeof(*dump_info);
trans_len = iwl_trans_dump_data(mvm->trans, NULL, 0);
if (trans_len)
@ -853,6 +855,22 @@ void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm)
dump_file->barker = cpu_to_le32(IWL_FW_ERROR_DUMP_BARKER);
dump_file->file_len = cpu_to_le32(file_len);
dump_data = (void *)dump_file->data;
dump_data->type = cpu_to_le32(IWL_FW_ERROR_DUMP_DEV_FW_INFO);
dump_data->len = cpu_to_le32(sizeof(*dump_info));
dump_info = (void *) dump_data->data;
dump_info->device_family =
mvm->cfg->device_family == IWL_DEVICE_FAMILY_7000 ?
cpu_to_le32(IWL_FW_ERROR_DUMP_FAMILY_7) :
cpu_to_le32(IWL_FW_ERROR_DUMP_FAMILY_8);
memcpy(dump_info->fw_human_readable, mvm->fw->human_readable,
sizeof(dump_info->fw_human_readable));
strncpy(dump_info->dev_human_readable, mvm->cfg->name,
sizeof(dump_info->dev_human_readable));
strncpy(dump_info->bus_human_readable, mvm->dev->bus->name,
sizeof(dump_info->bus_human_readable));
dump_data = iwl_mvm_fw_error_next_data(dump_data);
dump_data->type = cpu_to_le32(IWL_FW_ERROR_DUMP_RXF);
dump_data->len = cpu_to_le32(mvm->fw_error_rxf_len);
memcpy(dump_data->data, mvm->fw_error_rxf, mvm->fw_error_rxf_len);