From 714f71f94ab34aa14393c305e43debd83928f98c Mon Sep 17 00:00:00 2001 From: Tzu-En Huang Date: Fri, 25 Sep 2020 14:12:18 +0800 Subject: rtw88: add dump fw crash log This patch adds a function which is able to dump firmware fifo when firmware crashes. If firmware needs more than one time to dump all logs, it will set a bit called "more bit" in the header of the first log, and driver needs to set a register to inform firmware that it is ready for the next dump. Signed-off-by: Tzu-En Huang Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20200925061219.23754-5-tehuang@realtek.com --- drivers/net/wireless/realtek/rtw88/fw.h | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'drivers/net/wireless/realtek/rtw88/fw.h') diff --git a/drivers/net/wireless/realtek/rtw88/fw.h b/drivers/net/wireless/realtek/rtw88/fw.h index 9c4863c011ba..08644540d259 100644 --- a/drivers/net/wireless/realtek/rtw88/fw.h +++ b/drivers/net/wireless/realtek/rtw88/fw.h @@ -507,6 +507,20 @@ static inline void rtw_h2c_pkt_set_header(u8 *h2c_pkt, u8 sub_id) #define SET_NLO_LOC_NLO_INFO(h2c_pkt, value) \ le32p_replace_bits((__le32 *)(h2c_pkt) + 0x00, value, GENMASK(23, 16)) +#define GET_FW_DUMP_LEN(_header) \ + le32_get_bits(*((__le32 *)(_header) + 0x00), GENMASK(15, 0)) +#define GET_FW_DUMP_SEQ(_header) \ + le32_get_bits(*((__le32 *)(_header) + 0x00), GENMASK(22, 16)) +#define GET_FW_DUMP_MORE(_header) \ + le32_get_bits(*((__le32 *)(_header) + 0x00), BIT(23)) +#define GET_FW_DUMP_VERSION(_header) \ + le32_get_bits(*((__le32 *)(_header) + 0x00), GENMASK(31, 24)) +#define GET_FW_DUMP_TLV_TYPE(_header) \ + le32_get_bits(*((__le32 *)(_header) + 0x01), GENMASK(15, 0)) +#define GET_FW_DUMP_TLV_LEN(_header) \ + le32_get_bits(*((__le32 *)(_header) + 0x01), GENMASK(31, 16)) +#define GET_FW_DUMP_TLV_VAL(_header) \ + le32_get_bits(*((__le32 *)(_header) + 0x02), GENMASK(31, 0)) static inline struct rtw_c2h_cmd *get_c2h_from_skb(struct sk_buff *skb) { u32 pkt_offset; -- cgit v1.2.3-73-gaa49b