diff options
| author |   Hayes Wang <hayeswang@realtek.com> | 2020-01-22 16:02:13 +0800 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2020-01-23 11:20:57 +0100 |
| commit | aa475d935272481c9ffb1ae54eeca5c1819fbe1a (patch) | |
| tree | 6de5c9df29df96b46a7bfe786512f956cdc1e6d6 /drivers/net/usb | |
| parent | r8152: avoid the MCU to clear the lanwake (diff) | |
| download | linux-dev-aa475d935272481c9ffb1ae54eeca5c1819fbe1a.tar.xz linux-dev-aa475d935272481c9ffb1ae54eeca5c1819fbe1a.zip | |
r8152: disable DelayPhyPwrChg
When enabling this, the device would wait an internal signal which
wouldn't be triggered. Then, the device couldn't enter P3 mode, so
the power consumption is increased.
Signed-off-by: Hayes Wang <hayeswang@realtek.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/usb')
| -rw-r--r-- | drivers/net/usb/r8152.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c index c037fc7adcea..3f425f974d03 100644 --- a/drivers/net/usb/r8152.c +++ b/drivers/net/usb/r8152.c @@ -31,7 +31,7 @@ #define NETNEXT_VERSION "11" /* Information for net */ -#define NET_VERSION "10" +#define NET_VERSION "11" #define DRIVER_VERSION "v1." NETNEXT_VERSION "." NET_VERSION #define DRIVER_AUTHOR "Realtek linux nic maintainers <nic_swsd@realtek.com>" @@ -109,6 +109,7 @@ #define PLA_BP_EN 0xfc38 #define USB_USB2PHY 0xb41e +#define USB_SSPHYLINK1 0xb426 #define USB_SSPHYLINK2 0xb428 #define USB_U2P3_CTRL 0xb460 #define USB_CSR_DUMMY1 0xb464 @@ -384,6 +385,9 @@ #define USB2PHY_SUSPEND 0x0001 #define USB2PHY_L1 0x0002 +/* USB_SSPHYLINK1 */ +#define DELAY_PHY_PWR_CHG BIT(1) + /* USB_SSPHYLINK2 */ #define pwd_dn_scale_mask 0x3ffe #define pwd_dn_scale(x) ((x) << 1) @@ -4994,6 +4998,10 @@ static void rtl8153_up(struct r8152 *tp) ocp_data &= ~LANWAKE_PIN; ocp_write_byte(tp, MCU_TYPE_PLA, PLA_LWAKE_CTRL_REG, ocp_data); + ocp_data = ocp_read_word(tp, MCU_TYPE_USB, USB_SSPHYLINK1); + ocp_data &= ~DELAY_PHY_PWR_CHG; + ocp_write_word(tp, MCU_TYPE_USB, USB_SSPHYLINK1, ocp_data); + r8153_aldps_en(tp, true); switch (tp->version) { |