Skip to content

L
linux
Commit fcb40e16 authored by Heiner Kallweit's avatar Heiner Kallweit Committed by David S. Miller
Browse files
Options

r8169: improve RTL8168d PHY initialization 

Certain parts of the PHY initialization are the same for sub versions
1 and 2 of RTL8168d. So let's factor this out to simplify the code.
Signed-off-by: default avatarHeiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 37347efa
Hide whitespace changes
Inline Side-by-side
Showing with 52 additions and 101 deletions
drivers/net/ethernet/realtek/r8169.c
View file @ fcb40e16
...@@ -2910,50 +2910,59 @@ static void rtl8168c_4_hw_phy_config(struct rtl8169_private *tp) ...@@ -2910,50 +2910,59 @@ static void rtl8168c_4_hw_phy_config(struct rtl8169_private *tp)
rtl8168c_3_hw_phy_config(tp); rtl8168c_3_hw_phy_config(tp);
} }
static void rtl8168d_1_hw_phy_config(struct rtl8169_private *tp) static const struct phy_reg rtl8168d_1_phy_reg_init_0[] = {
{ /* Channel Estimation */
static const struct phy_reg phy_reg_init_0[] = { { 0x1f, 0x0001 },
/* Channel Estimation */ { 0x06, 0x4064 },
{ 0x1f, 0x0001 }, { 0x07, 0x2863 },
{ 0x06, 0x4064 }, { 0x08, 0x059c },
{ 0x07, 0x2863 }, { 0x09, 0x26b4 },
{ 0x08, 0x059c }, { 0x0a, 0x6a19 },
{ 0x09, 0x26b4 }, { 0x0b, 0xdcc8 },
{ 0x0a, 0x6a19 }, { 0x10, 0xf06d },
{ 0x0b, 0xdcc8 }, { 0x14, 0x7f68 },
{ 0x10, 0xf06d }, { 0x18, 0x7fd9 },
{ 0x14, 0x7f68 }, { 0x1c, 0xf0ff },
{ 0x18, 0x7fd9 }, { 0x1d, 0x3d9c },
{ 0x1c, 0xf0ff }, { 0x1f, 0x0003 },
{ 0x1d, 0x3d9c }, { 0x12, 0xf49f },
{ 0x1f, 0x0003 }, { 0x13, 0x070b },
{ 0x12, 0xf49f }, { 0x1a, 0x05ad },
{ 0x13, 0x070b }, { 0x14, 0x94c0 },
{ 0x1a, 0x05ad },
{ 0x14, 0x94c0 },
/* /*
* Tx Error Issue * Tx Error Issue
* Enhance line driver power * Enhance line driver power
*/ */
{ 0x1f, 0x0002 }, { 0x1f, 0x0002 },
{ 0x06, 0x5561 }, { 0x06, 0x5561 },
{ 0x1f, 0x0005 }, { 0x1f, 0x0005 },
{ 0x05, 0x8332 }, { 0x05, 0x8332 },
{ 0x06, 0x5561 }, { 0x06, 0x5561 },
/* /*
* Can not link to 1Gbps with bad cable * Can not link to 1Gbps with bad cable
* Decrease SNR threshold form 21.07dB to 19.04dB * Decrease SNR threshold form 21.07dB to 19.04dB
*/ */
{ 0x1f, 0x0001 }, { 0x1f, 0x0001 },
{ 0x17, 0x0cc0 }, { 0x17, 0x0cc0 },
{ 0x1f, 0x0000 }, { 0x1f, 0x0000 },
{ 0x0d, 0xf880 } { 0x0d, 0xf880 }
}; };
rtl_writephy_batch(tp, phy_reg_init_0); static const struct phy_reg rtl8168d_1_phy_reg_init_1[] = {
{ 0x1f, 0x0002 },
{ 0x05, 0x669a },
{ 0x1f, 0x0005 },
{ 0x05, 0x8330 },
{ 0x06, 0x669a },
{ 0x1f, 0x0002 }
};
static void rtl8168d_1_hw_phy_config(struct rtl8169_private *tp)
{
rtl_writephy_batch(tp, rtl8168d_1_phy_reg_init_0);
/* /*
* Rx Error Issue * Rx Error Issue
...@@ -2964,17 +2973,9 @@ static void rtl8168d_1_hw_phy_config(struct rtl8169_private *tp) ...@@ -2964,17 +2973,9 @@ static void rtl8168d_1_hw_phy_config(struct rtl8169_private *tp)
rtl_w0w1_phy(tp, 0x0c, 0xa200, 0x5d00); rtl_w0w1_phy(tp, 0x0c, 0xa200, 0x5d00);
if (rtl8168d_efuse_read(tp, 0x01) == 0xb1) { if (rtl8168d_efuse_read(tp, 0x01) == 0xb1) {
static const struct phy_reg phy_reg_init[] = {
{ 0x1f, 0x0002 },
{ 0x05, 0x669a },
{ 0x1f, 0x0005 },
{ 0x05, 0x8330 },
{ 0x06, 0x669a },
{ 0x1f, 0x0002 }
};
int val; int val;
rtl_writephy_batch(tp, phy_reg_init); rtl_writephy_batch(tp, rtl8168d_1_phy_reg_init_1);
val = rtl_readphy(tp, 0x0d); val = rtl_readphy(tp, 0x0d);
...@@ -3023,62 +3024,12 @@ static void rtl8168d_1_hw_phy_config(struct rtl8169_private *tp) ...@@ -3023,62 +3024,12 @@ static void rtl8168d_1_hw_phy_config(struct rtl8169_private *tp)
static void rtl8168d_2_hw_phy_config(struct rtl8169_private *tp) static void rtl8168d_2_hw_phy_config(struct rtl8169_private *tp)
{ {
static const struct phy_reg phy_reg_init_0[] = { rtl_writephy_batch(tp, rtl8168d_1_phy_reg_init_0);
/* Channel Estimation */
{ 0x1f, 0x0001 },
{ 0x06, 0x4064 },
{ 0x07, 0x2863 },
{ 0x08, 0x059c },
{ 0x09, 0x26b4 },
{ 0x0a, 0x6a19 },
{ 0x0b, 0xdcc8 },
{ 0x10, 0xf06d },
{ 0x14, 0x7f68 },
{ 0x18, 0x7fd9 },
{ 0x1c, 0xf0ff },
{ 0x1d, 0x3d9c },
{ 0x1f, 0x0003 },
{ 0x12, 0xf49f },
{ 0x13, 0x070b },
{ 0x1a, 0x05ad },
{ 0x14, 0x94c0 },
/*
* Tx Error Issue
* Enhance line driver power
*/
{ 0x1f, 0x0002 },
{ 0x06, 0x5561 },
{ 0x1f, 0x0005 },
{ 0x05, 0x8332 },
{ 0x06, 0x5561 },
/*
* Can not link to 1Gbps with bad cable
* Decrease SNR threshold form 21.07dB to 19.04dB
*/
{ 0x1f, 0x0001 },
{ 0x17, 0x0cc0 },
{ 0x1f, 0x0000 },
{ 0x0d, 0xf880 }
};
rtl_writephy_batch(tp, phy_reg_init_0);
if (rtl8168d_efuse_read(tp, 0x01) == 0xb1) { if (rtl8168d_efuse_read(tp, 0x01) == 0xb1) {
static const struct phy_reg phy_reg_init[] = {
{ 0x1f, 0x0002 },
{ 0x05, 0x669a },
{ 0x1f, 0x0005 },
{ 0x05, 0x8330 },
{ 0x06, 0x669a },
{ 0x1f, 0x0002 }
};
int val; int val;
rtl_writephy_batch(tp, phy_reg_init); rtl_writephy_batch(tp, rtl8168d_1_phy_reg_init_1);
val = rtl_readphy(tp, 0x0d); val = rtl_readphy(tp, 0x0d);
if ((val & 0x00ff) != 0x006c) { if ((val & 0x00ff) != 0x006c) {
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment
GitLab Nexedi Edition | About GitLab | About Nexedi | 沪ICP备2021021310号-2 | 沪ICP备2021021310号-7