You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
260 lines
9.1 KiB
260 lines
9.1 KiB
From 16df7dc5901c1cb2a40f6adbd0d9423768ed8210 Mon Sep 17 00:00:00 2001
|
|
From: Tim Harvey <tharvey@gateworks.com>
|
|
Date: Thu, 15 May 2014 00:29:18 -0700
|
|
Subject: [PATCH] net: igb: add phy read/write functions that accept phy addr
|
|
|
|
Add igb_write_reg_gs40g/igb_read_reg_gs40g that can be passed a phy address.
|
|
The existing igb_write_phy_reg_gs40g/igb_read_phy_reg_gs40g become wrappers
|
|
to this function.
|
|
|
|
Signed-off-by: Tim Harvey <tharvey@gateworks.com>
|
|
---
|
|
drivers/net/ethernet/intel/igb/e1000_82575.c | 4 +-
|
|
drivers/net/ethernet/intel/igb/e1000_phy.c | 74 +++++++++++++++++++---------
|
|
drivers/net/ethernet/intel/igb/e1000_phy.h | 6 ++-
|
|
3 files changed, 58 insertions(+), 26 deletions(-)
|
|
|
|
--- a/drivers/net/ethernet/intel/igb/e1000_82575.c
|
|
+++ b/drivers/net/ethernet/intel/igb/e1000_82575.c
|
|
@@ -2153,7 +2153,7 @@ static s32 igb_read_phy_reg_82580(struct
|
|
if (ret_val)
|
|
goto out;
|
|
|
|
- ret_val = igb_read_phy_reg_mdic(hw, offset, data);
|
|
+ ret_val = igb_read_phy_reg_mdic(hw, hw->phy.addr, offset, data);
|
|
|
|
hw->phy.ops.release(hw);
|
|
|
|
@@ -2178,7 +2178,7 @@ static s32 igb_write_phy_reg_82580(struc
|
|
if (ret_val)
|
|
goto out;
|
|
|
|
- ret_val = igb_write_phy_reg_mdic(hw, offset, data);
|
|
+ ret_val = igb_write_phy_reg_mdic(hw, hw->phy.addr, offset, data);
|
|
|
|
hw->phy.ops.release(hw);
|
|
|
|
--- a/drivers/net/ethernet/intel/igb/e1000_phy.c
|
|
+++ b/drivers/net/ethernet/intel/igb/e1000_phy.c
|
|
@@ -126,9 +126,8 @@ out:
|
|
* Reads the MDI control regsiter in the PHY at offset and stores the
|
|
* information read to data.
|
|
**/
|
|
-s32 igb_read_phy_reg_mdic(struct e1000_hw *hw, u32 offset, u16 *data)
|
|
+s32 igb_read_phy_reg_mdic(struct e1000_hw *hw, u8 addr, u32 offset, u16 *data)
|
|
{
|
|
- struct e1000_phy_info *phy = &hw->phy;
|
|
u32 i, mdicnfg, mdic = 0;
|
|
s32 ret_val = 0;
|
|
|
|
@@ -147,14 +146,14 @@ s32 igb_read_phy_reg_mdic(struct e1000_h
|
|
case e1000_i211:
|
|
mdicnfg = rd32(E1000_MDICNFG);
|
|
mdicnfg &= ~(E1000_MDICNFG_PHY_MASK);
|
|
- mdicnfg |= (phy->addr << E1000_MDICNFG_PHY_SHIFT);
|
|
+ mdicnfg |= (addr << E1000_MDICNFG_PHY_SHIFT);
|
|
wr32(E1000_MDICNFG, mdicnfg);
|
|
mdic = ((offset << E1000_MDIC_REG_SHIFT) |
|
|
(E1000_MDIC_OP_READ));
|
|
break;
|
|
default:
|
|
mdic = ((offset << E1000_MDIC_REG_SHIFT) |
|
|
- (phy->addr << E1000_MDIC_PHY_SHIFT) |
|
|
+ (addr << E1000_MDIC_PHY_SHIFT) |
|
|
(E1000_MDIC_OP_READ));
|
|
break;
|
|
}
|
|
@@ -208,9 +207,8 @@ out:
|
|
*
|
|
* Writes data to MDI control register in the PHY at offset.
|
|
**/
|
|
-s32 igb_write_phy_reg_mdic(struct e1000_hw *hw, u32 offset, u16 data)
|
|
+s32 igb_write_phy_reg_mdic(struct e1000_hw *hw, u8 addr, u32 offset, u16 data)
|
|
{
|
|
- struct e1000_phy_info *phy = &hw->phy;
|
|
u32 i, mdicnfg, mdic = 0;
|
|
s32 ret_val = 0;
|
|
|
|
@@ -229,7 +227,7 @@ s32 igb_write_phy_reg_mdic(struct e1000_
|
|
case e1000_i211:
|
|
mdicnfg = rd32(E1000_MDICNFG);
|
|
mdicnfg &= ~(E1000_MDICNFG_PHY_MASK);
|
|
- mdicnfg |= (phy->addr << E1000_MDICNFG_PHY_SHIFT);
|
|
+ mdicnfg |= (addr << E1000_MDICNFG_PHY_SHIFT);
|
|
wr32(E1000_MDICNFG, mdicnfg);
|
|
mdic = (((u32)data) |
|
|
(offset << E1000_MDIC_REG_SHIFT) |
|
|
@@ -238,7 +236,7 @@ s32 igb_write_phy_reg_mdic(struct e1000_
|
|
default:
|
|
mdic = (((u32)data) |
|
|
(offset << E1000_MDIC_REG_SHIFT) |
|
|
- (phy->addr << E1000_MDIC_PHY_SHIFT) |
|
|
+ (addr << E1000_MDIC_PHY_SHIFT) |
|
|
(E1000_MDIC_OP_WRITE));
|
|
break;
|
|
}
|
|
@@ -458,7 +456,7 @@ s32 igb_read_phy_reg_igp(struct e1000_hw
|
|
goto out;
|
|
|
|
if (offset > MAX_PHY_MULTI_PAGE_REG) {
|
|
- ret_val = igb_write_phy_reg_mdic(hw,
|
|
+ ret_val = igb_write_phy_reg_mdic(hw, hw->phy.addr,
|
|
IGP01E1000_PHY_PAGE_SELECT,
|
|
(u16)offset);
|
|
if (ret_val) {
|
|
@@ -467,8 +465,8 @@ s32 igb_read_phy_reg_igp(struct e1000_hw
|
|
}
|
|
}
|
|
|
|
- ret_val = igb_read_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset,
|
|
- data);
|
|
+ ret_val = igb_read_phy_reg_mdic(hw, hw->phy.addr,
|
|
+ MAX_PHY_REG_ADDRESS & offset, data);
|
|
|
|
hw->phy.ops.release(hw);
|
|
|
|
@@ -497,7 +495,7 @@ s32 igb_write_phy_reg_igp(struct e1000_h
|
|
goto out;
|
|
|
|
if (offset > MAX_PHY_MULTI_PAGE_REG) {
|
|
- ret_val = igb_write_phy_reg_mdic(hw,
|
|
+ ret_val = igb_write_phy_reg_mdic(hw, hw->phy.addr,
|
|
IGP01E1000_PHY_PAGE_SELECT,
|
|
(u16)offset);
|
|
if (ret_val) {
|
|
@@ -506,8 +504,8 @@ s32 igb_write_phy_reg_igp(struct e1000_h
|
|
}
|
|
}
|
|
|
|
- ret_val = igb_write_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset,
|
|
- data);
|
|
+ ret_val = igb_write_phy_reg_mdic(hw, hw->phy.addr,
|
|
+ MAX_PHY_REG_ADDRESS & offset, data);
|
|
|
|
hw->phy.ops.release(hw);
|
|
|
|
@@ -2547,8 +2545,9 @@ out:
|
|
}
|
|
|
|
/**
|
|
- * igb_write_phy_reg_gs40g - Write GS40G PHY register
|
|
+ * igb_write_reg_gs40g - Write GS40G PHY register
|
|
* @hw: pointer to the HW structure
|
|
+ * @addr: phy address to write to
|
|
* @offset: lower half is register offset to write to
|
|
* upper half is page to use.
|
|
* @data: data to write at register offset
|
|
@@ -2556,7 +2555,7 @@ out:
|
|
* Acquires semaphore, if necessary, then writes the data to PHY register
|
|
* at the offset. Release any acquired semaphores before exiting.
|
|
**/
|
|
-s32 igb_write_phy_reg_gs40g(struct e1000_hw *hw, u32 offset, u16 data)
|
|
+s32 igb_write_reg_gs40g(struct e1000_hw *hw, u8 addr, u32 offset, u16 data)
|
|
{
|
|
s32 ret_val;
|
|
u16 page = offset >> GS40G_PAGE_SHIFT;
|
|
@@ -2566,10 +2565,10 @@ s32 igb_write_phy_reg_gs40g(struct e1000
|
|
if (ret_val)
|
|
return ret_val;
|
|
|
|
- ret_val = igb_write_phy_reg_mdic(hw, GS40G_PAGE_SELECT, page);
|
|
+ ret_val = igb_write_phy_reg_mdic(hw, addr, GS40G_PAGE_SELECT, page);
|
|
if (ret_val)
|
|
goto release;
|
|
- ret_val = igb_write_phy_reg_mdic(hw, offset, data);
|
|
+ ret_val = igb_write_phy_reg_mdic(hw, addr, offset, data);
|
|
|
|
release:
|
|
hw->phy.ops.release(hw);
|
|
@@ -2577,8 +2576,24 @@ release:
|
|
}
|
|
|
|
/**
|
|
- * igb_read_phy_reg_gs40g - Read GS40G PHY register
|
|
+ * igb_write_phy_reg_gs40g - Write GS40G PHY register
|
|
+ * @hw: pointer to the HW structure
|
|
+ * @offset: lower half is register offset to write to
|
|
+ * upper half is page to use.
|
|
+ * @data: data to write at register offset
|
|
+ *
|
|
+ * Acquires semaphore, if necessary, then writes the data to PHY register
|
|
+ * at the offset. Release any acquired semaphores before exiting.
|
|
+ **/
|
|
+s32 igb_write_phy_reg_gs40g(struct e1000_hw *hw, u32 offset, u16 data)
|
|
+{
|
|
+ return igb_write_reg_gs40g(hw, hw->phy.addr, offset, data);
|
|
+}
|
|
+
|
|
+/**
|
|
+ * igb_read_reg_gs40g - Read GS40G PHY register
|
|
* @hw: pointer to the HW structure
|
|
+ * @addr: phy address to read from
|
|
* @offset: lower half is register offset to read to
|
|
* upper half is page to use.
|
|
* @data: data to read at register offset
|
|
@@ -2586,7 +2601,7 @@ release:
|
|
* Acquires semaphore, if necessary, then reads the data in the PHY register
|
|
* at the offset. Release any acquired semaphores before exiting.
|
|
**/
|
|
-s32 igb_read_phy_reg_gs40g(struct e1000_hw *hw, u32 offset, u16 *data)
|
|
+s32 igb_read_reg_gs40g(struct e1000_hw *hw, u8 addr, u32 offset, u16 *data)
|
|
{
|
|
s32 ret_val;
|
|
u16 page = offset >> GS40G_PAGE_SHIFT;
|
|
@@ -2596,10 +2611,10 @@ s32 igb_read_phy_reg_gs40g(struct e1000_
|
|
if (ret_val)
|
|
return ret_val;
|
|
|
|
- ret_val = igb_write_phy_reg_mdic(hw, GS40G_PAGE_SELECT, page);
|
|
+ ret_val = igb_write_phy_reg_mdic(hw, addr, GS40G_PAGE_SELECT, page);
|
|
if (ret_val)
|
|
goto release;
|
|
- ret_val = igb_read_phy_reg_mdic(hw, offset, data);
|
|
+ ret_val = igb_read_phy_reg_mdic(hw, addr, offset, data);
|
|
|
|
release:
|
|
hw->phy.ops.release(hw);
|
|
@@ -2607,6 +2622,21 @@ release:
|
|
}
|
|
|
|
/**
|
|
+ * igb_read_phy_reg_gs40g - Read GS40G PHY register
|
|
+ * @hw: pointer to the HW structure
|
|
+ * @offset: lower half is register offset to read to
|
|
+ * upper half is page to use.
|
|
+ * @data: data to read at register offset
|
|
+ *
|
|
+ * Acquires semaphore, if necessary, then reads the data in the PHY register
|
|
+ * at the offset. Release any acquired semaphores before exiting.
|
|
+ **/
|
|
+s32 igb_read_phy_reg_gs40g(struct e1000_hw *hw, u32 offset, u16 *data)
|
|
+{
|
|
+ return igb_read_reg_gs40g(hw, hw->phy.addr, offset, data);
|
|
+}
|
|
+
|
|
+/**
|
|
* igb_set_master_slave_mode - Setup PHY for Master/slave mode
|
|
* @hw: pointer to the HW structure
|
|
*
|
|
--- a/drivers/net/ethernet/intel/igb/e1000_phy.h
|
|
+++ b/drivers/net/ethernet/intel/igb/e1000_phy.h
|
|
@@ -62,8 +62,8 @@ void igb_power_up_phy_copper(struct e100
|
|
void igb_power_down_phy_copper(struct e1000_hw *hw);
|
|
s32 igb_phy_init_script_igp3(struct e1000_hw *hw);
|
|
s32 igb_initialize_M88E1512_phy(struct e1000_hw *hw);
|
|
-s32 igb_read_phy_reg_mdic(struct e1000_hw *hw, u32 offset, u16 *data);
|
|
-s32 igb_write_phy_reg_mdic(struct e1000_hw *hw, u32 offset, u16 data);
|
|
+s32 igb_read_phy_reg_mdic(struct e1000_hw *hw, u8 addr, u32 offset, u16 *data);
|
|
+s32 igb_write_phy_reg_mdic(struct e1000_hw *hw, u8 addr, u32 offset, u16 data);
|
|
s32 igb_read_phy_reg_i2c(struct e1000_hw *hw, u32 offset, u16 *data);
|
|
s32 igb_write_phy_reg_i2c(struct e1000_hw *hw, u32 offset, u16 data);
|
|
s32 igb_read_sfp_data_byte(struct e1000_hw *hw, u16 offset, u8 *data);
|
|
@@ -73,6 +73,8 @@ s32 igb_phy_force_speed_duplex_82580(st
|
|
s32 igb_get_cable_length_82580(struct e1000_hw *hw);
|
|
s32 igb_read_phy_reg_gs40g(struct e1000_hw *hw, u32 offset, u16 *data);
|
|
s32 igb_write_phy_reg_gs40g(struct e1000_hw *hw, u32 offset, u16 data);
|
|
+s32 igb_read_reg_gs40g(struct e1000_hw *hw, u8 addr, u32 offset, u16 *data);
|
|
+s32 igb_write_reg_gs40g(struct e1000_hw *hw, u8 addr, u32 offset, u16 data);
|
|
s32 igb_check_polarity_m88(struct e1000_hw *hw);
|
|
|
|
/* IGP01E1000 Specific Registers */
|
|
|