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r8152: fix the RX FIFO settings when suspending

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[ Upstream commit b75d612014447e04abdf0e37ffb8f2fd8b0b49d6 ]

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: Mark Blakeney <mark.blakeney@bullet-systems.net>
Fixes: cdf0b86b250f ("r8152: fix a WOL issue")
Signed-off-by: Hayes Wang <hayeswang@realtek.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Hayes Wang
2022-08-18 16:06:20 +08:00
committed by Greg Kroah-Hartman
parent 59cfae681f
commit 2e8b65fda9
1 changed files with 10 additions and 0 deletions
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10
drivers/net/usb/r8152.c
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@@ -5904,6 +5904,11 @@ static void r8153_enter_oob(struct r8152 *tp)
ocp_data &= ~NOW_IS_OOB; ocp_data &= ~NOW_IS_OOB;
ocp_write_byte(tp, MCU_TYPE_PLA, PLA_OOB_CTRL, ocp_data); 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_disable(tp);
rtl_reset_bmu(tp); rtl_reset_bmu(tp);
@@ -6542,6 +6547,11 @@ static void rtl8156_down(struct r8152 *tp)
ocp_data &= ~NOW_IS_OOB; ocp_data &= ~NOW_IS_OOB;
ocp_write_byte(tp, MCU_TYPE_PLA, PLA_OOB_CTRL, ocp_data); 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_disable(tp);
rtl_reset_bmu(tp); rtl_reset_bmu(tp);