Commit b75d6120 authored by Hayes Wang's avatar Hayes Wang Committed by David S. Miller
Browse files

r8152: fix the RX FIFO settings when suspending 

The RX FIFO would be changed when suspending, so the related settings
have to be modified, too. Otherwise, the flow control would work
abnormally.

BugLink: https://bugzilla.kernel.org/show_bug.cgi?id=216333


Reported-by: default avatarMark Blakeney <mark.blakeney@bullet-systems.net>
Fixes: cdf0b86b ("r8152: fix a WOL issue")
Signed-off-by: default avatarHayes Wang <hayeswang@realtek.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 6dc4df12

drivers/net/usb/r8152.c

+10 −0
Original line number Diff line number Diff line
@@ -5906,6 +5906,11 @@ static void r8153_enter_oob(struct r8152 *tp) 
	ocp_data &= ~NOW_IS_OOB;

	ocp_write_byte(tp, MCU_TYPE_PLA, PLA_OOB_CTRL, ocp_data);



	/* RX FIFO settings for OOB */

	ocp_write_dword(tp, MCU_TYPE_PLA, PLA_RXFIFO_CTRL0, RXFIFO_THR1_OOB);

	ocp_write_word(tp, MCU_TYPE_PLA, PLA_RXFIFO_CTRL1, RXFIFO_THR2_OOB);

	ocp_write_word(tp, MCU_TYPE_PLA, PLA_RXFIFO_CTRL2, RXFIFO_THR3_OOB);



	rtl_disable(tp);

	rtl_reset_bmu(tp);
@@ -6544,6 +6549,11 @@ static void rtl8156_down(struct r8152 *tp) 
	ocp_data &= ~NOW_IS_OOB;

	ocp_write_byte(tp, MCU_TYPE_PLA, PLA_OOB_CTRL, ocp_data);



	/* RX FIFO settings for OOB */

	ocp_write_word(tp, MCU_TYPE_PLA, PLA_RXFIFO_FULL, 64 / 16);

	ocp_write_word(tp, MCU_TYPE_PLA, PLA_RX_FIFO_FULL, 1024 / 16);

	ocp_write_word(tp, MCU_TYPE_PLA, PLA_RX_FIFO_EMPTY, 4096 / 16);



	rtl_disable(tp);

	rtl_reset_bmu(tp);