Use PLA 0xe000 bit 8 to check if disabling ALDPS is finished. Signed-off-by: Hayes Wang <hayesw...@realtek.com> --- drivers/net/usb/r8152.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c index f43b7a8..204f4b2 100644 --- a/drivers/net/usb/r8152.c +++ b/drivers/net/usb/r8152.c @@ -2836,9 +2836,15 @@ static void r8153_aldps_en(struct r8152 *tp, bool enable) data |= EN_ALDPS; ocp_reg_write(tp, OCP_POWER_CFG, data); } else { + int i; + data &= ~EN_ALDPS; ocp_reg_write(tp, OCP_POWER_CFG, data); - msleep(20); + for (i = 0; i < 20; i++) { + usleep_range(1000, 2000); + if (ocp_read_word(tp, MCU_TYPE_PLA, 0xe000) & 0x0100) + break; + } } } -- 2.7.4 -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html