diff --git a/drivers/net/wireless/ath/wil6210/main.c b/drivers/net/wireless/ath/wil6210/main.c index 3704d2a434f340b4374f26e5bde083b9830e09a3..d73428303621ada77722cfe65f5a396b8e7d3ac6 100644 --- a/drivers/net/wireless/ath/wil6210/main.c +++ b/drivers/net/wireless/ath/wil6210/main.c @@ -327,6 +327,8 @@ static void wil_target_reset(struct wil6210_priv *wil) /* register clear = read, AND with inverted, write */ #define C(a, v) W(a, R(a) & ~v) + wmb(); /* If host reorder writes here -> race in NIC */ + W(RGF_USER_MAC_CPU_0, BIT(1)); /* mac_cpu_man_rst */ wil->hw_version = R(RGF_USER_FW_REV_ID); rev_id = wil->hw_version & 0xff; @@ -343,8 +345,9 @@ static void wil_target_reset(struct wil6210_priv *wil) wmb(); /* order is important here */ } - W(RGF_USER_MAC_CPU_0, BIT(1)); /* mac_cpu_man_rst */ W(RGF_USER_USER_CPU_0, BIT(1)); /* user_cpu_man_rst */ + wmb(); /* If host reorder writes here -> race in NIC */ + W(RGF_USER_MAC_CPU_0, BIT(1)); /* mac_cpu_man_rst */ wmb(); /* order is important here */ W(RGF_USER_CLKS_CTL_SW_RST_VEC_2, 0xFE000000);