Re: [PATCH u-boot 1/4] eth/r8152: reset bmu after disabling Tx/Rx

On 6/9/20 10:53 AM, Hayes Wang wrote:

Reset bmu after disabling Tx/Rx. This is used to clear the FIFO of Tx/Rx. The remained data may be transferred after Tx/Rx is re-enabled. And it results in garbage data.

Signed-off-by: Hayes Wang hayeswang@realtek.com

drivers/usb/eth/r8152.c | 14 ++++++++++++++ drivers/usb/eth/r8152.h | 7 ++++++- 2 files changed, 20 insertions(+), 1 deletion(-)

diff --git a/drivers/usb/eth/r8152.c b/drivers/usb/eth/r8152.c index f201a1789b..dbb1721882 100644 --- a/drivers/usb/eth/r8152.c +++ b/drivers/usb/eth/r8152.c @@ -568,6 +568,17 @@ static void r8153_power_cut_en(struct r8152 *tp, bool enable) ocp_write_word(tp, MCU_TYPE_USB, USB_MISC_0, ocp_data); }

+static void rtl_reset_bmu(struct r8152 *tp) +{

• u32 ocp_data;

You're writing a byte, shouldn't that be u8 ?