rtwn(4): do not try to start RTL8188E* MCU during device shutdown.

MFC after: 4 days
kravietz · Jan 2, 2019 · 44c6878 · 44c6878
1 parent 4e4bcfc
commit 44c6878
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/sys/dev/rtwn/rtl8188e/r88e_fw.c b/sys/dev/rtwn/rtl8188e/r88e_fw.c
@@ -109,7 +109,11 @@ r88e_fw_reset(struct rtwn_softc *sc, int reason)
 
 	reg = rtwn_read_2(sc, R92C_SYS_FUNC_EN);
 	rtwn_write_2(sc, R92C_SYS_FUNC_EN, reg & ~R92C_SYS_FUNC_EN_CPUEN);
-	rtwn_write_2(sc, R92C_SYS_FUNC_EN, reg | R92C_SYS_FUNC_EN_CPUEN);
+
+	if (reason != RTWN_FW_RESET_SHUTDOWN) {
+		rtwn_write_2(sc, R92C_SYS_FUNC_EN,
+		    reg | R92C_SYS_FUNC_EN_CPUEN);
+	}
 }
 
 void