To detect cases if the firmare or board file is corrupted or otherwise modified print crc32 value of both. Now the output looks like:
ath10k_pci 0000:02:00.0: pci irq msi interrupts 1 irq_mode 0 reset_mode 0 ath10k_pci 0000:02:00.0: qca99x0 hw2.0 target 0x01000000 chip_id 0x003801ff sub 168c:0002 ath10k_pci 0000:02:00.0: kconfig debug 1 debugfs 1 tracing 1 dfs 1 testmode 1 ath10k_pci 0000:02:00.0: firmware ver 10.4.1.00030-1 api 5 features no-p2p crc32 d2901e01 ath10k_pci 0000:02:00.0: board_file api 1 bmi_id 1:1 crc32 7e56fd07 ath10k_pci 0000:02:00.0: htt-ver 2.2 wmi-op 6 htt-op 4 cal otp max-sta 512 raw 0 hwcrypto 1 Signed-off-by: Kalle Valo <[email protected]> --- drivers/net/wireless/ath/ath10k/Kconfig | 1 + drivers/net/wireless/ath/ath10k/debug.c | 12 ++++++++---- 2 files changed, 9 insertions(+), 4 deletions(-) diff --git a/drivers/net/wireless/ath/ath10k/Kconfig b/drivers/net/wireless/ath/ath10k/Kconfig index 72acb822bb11..03aa35f999a1 100644 --- a/drivers/net/wireless/ath/ath10k/Kconfig +++ b/drivers/net/wireless/ath/ath10k/Kconfig @@ -2,6 +2,7 @@ config ATH10K tristate "Atheros 802.11ac wireless cards support" depends on MAC80211 && HAS_DMA select ATH_COMMON + select CRC32 ---help--- This module adds support for wireless adapters based on Atheros IEEE 802.11ac family of chipsets. diff --git a/drivers/net/wireless/ath/ath10k/debug.c b/drivers/net/wireless/ath/ath10k/debug.c index ebe3e52cdd1d..79d9426426da 100644 --- a/drivers/net/wireless/ath/ath10k/debug.c +++ b/drivers/net/wireless/ath/ath10k/debug.c @@ -19,6 +19,8 @@ #include <linux/debugfs.h> #include <linux/vmalloc.h> #include <linux/utsname.h> +#include <linux/crc32.h> +#include <linux/firmware.h> #include "core.h" #include "debug.h" @@ -141,10 +143,11 @@ void ath10k_debug_print_hwfw_info(struct ath10k *ar) config_enabled(CONFIG_ATH10K_DFS_CERTIFIED), config_enabled(CONFIG_NL80211_TESTMODE)); - ath10k_info(ar, "firmware ver %s api %d features %s\n", + ath10k_info(ar, "firmware ver %s api %d features %s crc32 %08x\n", ar->hw->wiphy->fw_version, ar->fw_api, - fw_features); + fw_features, + crc32_le(0, ar->firmware->data, ar->firmware->size)); } void ath10k_debug_print_board_info(struct ath10k *ar) @@ -157,9 +160,10 @@ void ath10k_debug_print_board_info(struct ath10k *ar) else scnprintf(boardinfo, sizeof(boardinfo), "N/A"); - ath10k_info(ar, "board_file api %d bmi_id %s", + ath10k_info(ar, "board_file api %d bmi_id %s crc32 %08x", ar->bd_api, - boardinfo); + boardinfo, + crc32_le(0, ar->board->data, ar->board->size)); } void ath10k_debug_print_boot_info(struct ath10k *ar) -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
