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Date: Mon, 2 Aug 2010 14:26:05 -0700
From: "Matt Carlson" <mcarlson@...adcom.com>
To: davem@...emloft.net
cc: netdev@...r.kernel.org, andy@...yhouse.net, mcarlson@...adcom.com
Subject: [PATCH net-next 11/14] tg3: Add phy-related preprocessor
constants
This patch replaces some instances of hardcoded phy register values with
preprocessor equivalents.
Reviewed-by: Benjamin Li <benli@...adcom.com>
Reviewed-by: Michael Chan <mchan@...adcom.com>
Signed-off-by: Matt Carlson <mcarlson@...adcom.com>
---
drivers/net/tg3.c | 46 ++++++++++++++++++++++++----------------------
drivers/net/tg3.h | 4 +++-
2 files changed, 27 insertions(+), 23 deletions(-)
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index a9bca8a..281cd7a 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -1742,7 +1742,7 @@ static int tg3_wait_macro_done(struct tg3 *tp)
while (limit--) {
u32 tmp32;
- if (!tg3_readphy(tp, 0x16, &tmp32)) {
+ if (!tg3_readphy(tp, MII_TG3_DSP_CONTROL, &tmp32)) {
if ((tmp32 & 0x1000) == 0)
break;
}
@@ -1768,13 +1768,13 @@ static int tg3_phy_write_and_check_testpat(struct tg3 *tp, int *resetp)
tg3_writephy(tp, MII_TG3_DSP_ADDRESS,
(chan * 0x2000) | 0x0200);
- tg3_writephy(tp, 0x16, 0x0002);
+ tg3_writephy(tp, MII_TG3_DSP_CONTROL, 0x0002);
for (i = 0; i < 6; i++)
tg3_writephy(tp, MII_TG3_DSP_RW_PORT,
test_pat[chan][i]);
- tg3_writephy(tp, 0x16, 0x0202);
+ tg3_writephy(tp, MII_TG3_DSP_CONTROL, 0x0202);
if (tg3_wait_macro_done(tp)) {
*resetp = 1;
return -EBUSY;
@@ -1782,13 +1782,13 @@ static int tg3_phy_write_and_check_testpat(struct tg3 *tp, int *resetp)
tg3_writephy(tp, MII_TG3_DSP_ADDRESS,
(chan * 0x2000) | 0x0200);
- tg3_writephy(tp, 0x16, 0x0082);
+ tg3_writephy(tp, MII_TG3_DSP_CONTROL, 0x0082);
if (tg3_wait_macro_done(tp)) {
*resetp = 1;
return -EBUSY;
}
- tg3_writephy(tp, 0x16, 0x0802);
+ tg3_writephy(tp, MII_TG3_DSP_CONTROL, 0x0802);
if (tg3_wait_macro_done(tp)) {
*resetp = 1;
return -EBUSY;
@@ -1828,10 +1828,10 @@ static int tg3_phy_reset_chanpat(struct tg3 *tp)
tg3_writephy(tp, MII_TG3_DSP_ADDRESS,
(chan * 0x2000) | 0x0200);
- tg3_writephy(tp, 0x16, 0x0002);
+ tg3_writephy(tp, MII_TG3_DSP_CONTROL, 0x0002);
for (i = 0; i < 6; i++)
tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x000);
- tg3_writephy(tp, 0x16, 0x0202);
+ tg3_writephy(tp, MII_TG3_DSP_CONTROL, 0x0202);
if (tg3_wait_macro_done(tp))
return -EBUSY;
}
@@ -1891,7 +1891,7 @@ static int tg3_phy_reset_5703_4_5(struct tg3 *tp)
tg3_phydsp_write(tp, 0x8005, 0x0000);
tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x8200);
- tg3_writephy(tp, 0x16, 0x0000);
+ tg3_writephy(tp, MII_TG3_DSP_CONTROL, 0x0000);
if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
@@ -2002,8 +2002,8 @@ out:
tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400);
}
if (tp->tg3_flags2 & TG3_FLG2_PHY_5704_A0_BUG) {
- tg3_writephy(tp, 0x1c, 0x8d68);
- tg3_writephy(tp, 0x1c, 0x8d68);
+ tg3_writephy(tp, MII_TG3_MISC_SHDW, 0x8d68);
+ tg3_writephy(tp, MII_TG3_MISC_SHDW, 0x8d68);
}
if (tp->tg3_flags2 & TG3_FLG2_PHY_BER_BUG) {
tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00);
@@ -3134,9 +3134,9 @@ static int tg3_setup_copper_phy(struct tg3 *tp, int force_reset)
tp->pci_chip_rev_id == CHIPREV_ID_5701_B0) {
/* 5701 {A0,B0} CRC bug workaround */
tg3_writephy(tp, 0x15, 0x0a75);
- tg3_writephy(tp, 0x1c, 0x8c68);
- tg3_writephy(tp, 0x1c, 0x8d68);
- tg3_writephy(tp, 0x1c, 0x8c68);
+ tg3_writephy(tp, MII_TG3_MISC_SHDW, 0x8c68);
+ tg3_writephy(tp, MII_TG3_MISC_SHDW, 0x8d68);
+ tg3_writephy(tp, MII_TG3_MISC_SHDW, 0x8c68);
}
/* Clear pending interrupts... */
@@ -4249,13 +4249,14 @@ static void tg3_serdes_parallel_detect(struct tg3 *tp)
u32 phy1, phy2;
/* Select shadow register 0x1f */
- tg3_writephy(tp, 0x1c, 0x7c00);
- tg3_readphy(tp, 0x1c, &phy1);
+ tg3_writephy(tp, MII_TG3_MISC_SHDW, 0x7c00);
+ tg3_readphy(tp, MII_TG3_MISC_SHDW, &phy1);
/* Select expansion interrupt status register */
- tg3_writephy(tp, 0x17, 0x0f01);
- tg3_readphy(tp, 0x15, &phy2);
- tg3_readphy(tp, 0x15, &phy2);
+ tg3_writephy(tp, MII_TG3_DSP_ADDRESS,
+ MII_TG3_DSP_EXP1_INT_STAT);
+ tg3_readphy(tp, MII_TG3_DSP_RW_PORT, &phy2);
+ tg3_readphy(tp, MII_TG3_DSP_RW_PORT, &phy2);
if ((phy1 & 0x10) && !(phy2 & 0x20)) {
/* We have signal detect and not receiving
@@ -4275,8 +4276,9 @@ static void tg3_serdes_parallel_detect(struct tg3 *tp)
u32 phy2;
/* Select expansion interrupt status register */
- tg3_writephy(tp, 0x17, 0x0f01);
- tg3_readphy(tp, 0x15, &phy2);
+ tg3_writephy(tp, MII_TG3_DSP_ADDRESS,
+ MII_TG3_DSP_EXP1_INT_STAT);
+ tg3_readphy(tp, MII_TG3_DSP_RW_PORT, &phy2);
if (phy2 & 0x20) {
u32 bmcr;
@@ -8337,7 +8339,7 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
if (!tg3_readphy(tp, MII_TG3_TEST1, &tmp)) {
tg3_writephy(tp, MII_TG3_TEST1,
tmp | MII_TG3_TEST1_CRC_EN);
- tg3_readphy(tp, 0x14, &tmp);
+ tg3_readphy(tp, MII_TG3_RXR_COUNTERS, &tmp);
}
}
}
@@ -9076,7 +9078,7 @@ static u64 calc_crc_errors(struct tg3 *tp)
if (!tg3_readphy(tp, MII_TG3_TEST1, &val)) {
tg3_writephy(tp, MII_TG3_TEST1,
val | MII_TG3_TEST1_CRC_EN);
- tg3_readphy(tp, 0x14, &val);
+ tg3_readphy(tp, MII_TG3_RXR_COUNTERS, &val);
} else
val = 0;
spin_unlock_bh(&tp->lock);
diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h
index 53b6def..d40c380 100644
--- a/drivers/net/tg3.h
+++ b/drivers/net/tg3.h
@@ -2057,8 +2057,9 @@
#define MII_TG3_EXT_STAT 0x11 /* Extended status register */
#define MII_TG3_EXT_STAT_LPASS 0x0100
+#define MII_TG3_RXR_COUNTERS 0x14 /* Local/Remote Receiver Counts */
#define MII_TG3_DSP_RW_PORT 0x15 /* DSP coefficient read/write port */
-
+#define MII_TG3_DSP_CONTROL 0x16 /* DSP control register */
#define MII_TG3_DSP_ADDRESS 0x17 /* DSP address register */
#define MII_TG3_DSP_TAP1 0x0001
@@ -2066,6 +2067,7 @@
#define MII_TG3_DSP_AADJ1CH0 0x001f
#define MII_TG3_DSP_AADJ1CH3 0x601f
#define MII_TG3_DSP_AADJ1CH3_ADCCKADJ 0x0002
+#define MII_TG3_DSP_EXP1_INT_STAT 0x0f01
#define MII_TG3_DSP_EXP8 0x0f08
#define MII_TG3_DSP_EXP8_REJ2MHz 0x0001
#define MII_TG3_DSP_EXP8_AEDW 0x0200
--
1.7.1
--
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