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path: root/drivers/net/tg3.c
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Diffstat (limited to 'drivers/net/tg3.c')
-rw-r--r--drivers/net/tg3.c51
1 files changed, 20 insertions, 31 deletions
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index 820a7ddd7e09..a9bca8aa254f 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -1572,10 +1572,15 @@ static void tg3_phy_fini(struct tg3 *tp)
}
}
-static void tg3_phydsp_write(struct tg3 *tp, u32 reg, u32 val)
+static int tg3_phydsp_write(struct tg3 *tp, u32 reg, u32 val)
{
- tg3_writephy(tp, MII_TG3_DSP_ADDRESS, reg);
- tg3_writephy(tp, MII_TG3_DSP_RW_PORT, val);
+ int err;
+
+ err = tg3_writephy(tp, MII_TG3_DSP_ADDRESS, reg);
+ if (!err)
+ err = tg3_writephy(tp, MII_TG3_DSP_RW_PORT, val);
+
+ return err;
}
static void tg3_phy_fet_toggle_apd(struct tg3 *tp, bool enable)
@@ -1872,8 +1877,7 @@ static int tg3_phy_reset_5703_4_5(struct tg3 *tp)
tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00);
/* Block the PHY control access. */
- tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8005);
- tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0800);
+ tg3_phydsp_write(tp, 0x8005, 0x0800);
err = tg3_phy_write_and_check_testpat(tp, &do_phy_reset);
if (!err)
@@ -1884,8 +1888,7 @@ static int tg3_phy_reset_5703_4_5(struct tg3 *tp)
if (err)
return err;
- tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8005);
- tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0000);
+ tg3_phydsp_write(tp, 0x8005, 0x0000);
tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8200);
tg3_writephy(tp, 0x16, 0x0000);
@@ -1994,10 +1997,8 @@ static int tg3_phy_reset(struct tg3 *tp)
out:
if (tp->tg3_flags2 & TG3_FLG2_PHY_ADC_BUG) {
tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00);
- tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x201f);
- tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x2aaa);
- tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x000a);
- tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0323);
+ tg3_phydsp_write(tp, 0x201f, 0x2aaa);
+ tg3_phydsp_write(tp, 0x000a, 0x0323);
tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400);
}
if (tp->tg3_flags2 & TG3_FLG2_PHY_5704_A0_BUG) {
@@ -2006,12 +2007,9 @@ out:
}
if (tp->tg3_flags2 & TG3_FLG2_PHY_BER_BUG) {
tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00);
- tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x000a);
- tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x310b);
- tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x201f);
- tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x9506);
- tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x401f);
- tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x14e2);
+ tg3_phydsp_write(tp, 0x000a, 0x310b);
+ tg3_phydsp_write(tp, 0x201f, 0x9506);
+ tg3_phydsp_write(tp, 0x401f, 0x14e2);
tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400);
} else if (tp->tg3_flags2 & TG3_FLG2_PHY_JITTER_BUG) {
tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00);
@@ -2979,20 +2977,11 @@ static int tg3_init_5401phy_dsp(struct tg3 *tp)
/* Set Extended packet length bit */
err = tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x4c20);
- err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x0012);
- err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x1804);
-
- err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x0013);
- err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x1204);
-
- err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8006);
- err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0132);
-
- err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8006);
- err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0232);
-
- err |= tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x201f);
- err |= tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x0a20);
+ err |= tg3_phydsp_write(tp, 0x0012, 0x1804);
+ err |= tg3_phydsp_write(tp, 0x0013, 0x1204);
+ err |= tg3_phydsp_write(tp, 0x8006, 0x0132);
+ err |= tg3_phydsp_write(tp, 0x8006, 0x0232);
+ err |= tg3_phydsp_write(tp, 0x201f, 0x0a20);
udelay(40);