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Author: Tim Harvey <tharvey@gateworks.com>
Date: Thu May 15 00:29:18 2014 -0700
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>
--- a/drivers/net/ethernet/intel/igb/e1000_82575.c
+++ b/drivers/net/ethernet/intel/igb/e1000_82575.c
@@ -2142,7 +2142,7 @@ 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);
@@ -2167,7 +2167,7 @@ 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
@@ -136,9 +136,8 @@ 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;
@@ -157,14 +156,14 @@ 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;
}
@@ -218,9 +217,8 @@ 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;
@@ -239,7 +237,7 @@ 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) |
@@ -248,7 +246,7 @@ 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;
}
@@ -539,7 +537,7 @@ 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) {
@@ -548,8 +546,8 @@ 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);
@@ -578,7 +576,7 @@ 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) {
@@ -587,8 +585,8 @@ 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);
@@ -2554,8 +2552,9 @@ 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
@@ -2563,7 +2562,7 @@ 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;
@@ -2573,10 +2572,10 @@ 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);
@@ -2584,8 +2583,24 @@ 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
@@ -2593,7 +2608,7 @@ 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;
@@ -2603,10 +2618,10 @@ 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);
@@ -2614,6 +2629,21 @@ 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
@@ -65,8 +65,8 @@ s32 igb_phy_has_link(struct e1000_hw *h
void igb_power_up_phy_copper(struct e1000_hw *hw);
void igb_power_down_phy_copper(struct e1000_hw *hw);
s32 igb_phy_init_script_igp3(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);
@@ -77,6 +77,8 @@ 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 */
|
