[PATCH net-next 06/11] r8152: adjust U2P3 for RTL8153
flat view
STALE3425d
From: Hayes Wang <hidden>
Date: 2017-06-09 09:12:32
Also in:
lkml
Subsystem:
networking drivers, the rest, usb networking drivers · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
Use another way to keep disabling the U2P3 for both RTL_VER_03 and RTL_VER_04. Move enabling U2P3 from r8153_init() to r8153_hw_phy_cfg(). The engineer ask the setting should be done after PHY settings. Disable U2P3 first in rtl8153_up(). Signed-off-by: Hayes Wang <redacted> --- drivers/net/usb/r8152.c | 41 +++++++++++++++++++++++++++++++++++++---- 1 file changed, 37 insertions(+), 4 deletions(-)
diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index 32e83fd..565ac5b 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c@@ -2468,7 +2468,7 @@ static void r8153_u2p3en(struct r8152 *tp, bool enable) u32 ocp_data; ocp_data = ocp_read_word(tp, MCU_TYPE_USB, USB_U2P3_CTRL); - if (enable && tp->version != RTL_VER_03 && tp->version != RTL_VER_04) + if (enable) ocp_data |= U2P3_ENABLE; else ocp_data &= ~U2P3_ENABLE;
@@ -2559,7 +2559,18 @@ static void rtl8153_runtime_enable(struct r8152 *tp, bool enable) } else { rtl_runtime_suspend_enable(tp, false); r8153_mac_clk_spd(tp, false); - r8153_u2p3en(tp, true); + + switch (tp->version) { + case RTL_VER_03: + case RTL_VER_04: + break; + case RTL_VER_05: + case RTL_VER_06: + default: + r8153_u2p3en(tp, true); + break; + } + r8153_u1u2en(tp, true); } }
@@ -2898,6 +2909,17 @@ static void r8153_hw_phy_cfg(struct r8152 *tp) r8153_aldps_en(tp, true); r8152b_enable_fc(tp); + switch (tp->version) { + case RTL_VER_03: + case RTL_VER_04: + break; + case RTL_VER_05: + case RTL_VER_06: + default: + r8153_u2p3en(tp, true); + break; + } + set_bit(PHY_RESET, &tp->flags); }
@@ -3143,10 +3165,22 @@ static void rtl8153_up(struct r8152 *tp) return; r8153_u1u2en(tp, false); + r8153_u2p3en(tp, false); r8153_aldps_en(tp, false); r8153_first_init(tp); r8153_aldps_en(tp, true); - r8153_u2p3en(tp, true); + + switch (tp->version) { + case RTL_VER_03: + case RTL_VER_04: + break; + case RTL_VER_05: + case RTL_VER_06: + default: + r8153_u2p3en(tp, true); + break; + } + r8153_u1u2en(tp, true); }
@@ -3545,7 +3579,6 @@ static void r8153_init(struct r8152 *tp) ocp_write_word(tp, MCU_TYPE_USB, USB_USB_CTRL, ocp_data); rtl_tally_reset(tp); - r8153_u2p3en(tp, true); } static int rtl8152_pre_reset(struct usb_interface *intf)
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2.7.4