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path: root/drivers/net/e1000e/phy.c
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Diffstat (limited to 'drivers/net/e1000e/phy.c')
-rw-r--r--drivers/net/e1000e/phy.c71
1 files changed, 26 insertions, 45 deletions
diff --git a/drivers/net/e1000e/phy.c b/drivers/net/e1000e/phy.c
index f9d33ab05e9..85f955f7041 100644
--- a/drivers/net/e1000e/phy.c
+++ b/drivers/net/e1000e/phy.c
@@ -71,7 +71,6 @@ static const u16 e1000_igp_2_cable_length_table[] =
#define I82577_CFG_ASSERT_CRS_ON_TX (1 << 15)
#define I82577_CFG_ENABLE_DOWNSHIFT (3 << 10) /* auto downshift 100/10 */
#define I82577_CTRL_REG 23
-#define I82577_CTRL_DOWNSHIFT_MASK (7 << 10)
/* 82577 specific PHY registers */
#define I82577_PHY_CTRL_2 18
@@ -95,13 +94,6 @@ static const u16 e1000_igp_2_cable_length_table[] =
/* BM PHY Copper Specific Control 1 */
#define BM_CS_CTRL1 16
-/* BM PHY Copper Specific Status */
-#define BM_CS_STATUS 17
-#define BM_CS_STATUS_LINK_UP 0x0400
-#define BM_CS_STATUS_RESOLVED 0x0800
-#define BM_CS_STATUS_SPEED_MASK 0xC000
-#define BM_CS_STATUS_SPEED_1000 0x8000
-
#define HV_MUX_DATA_CTRL PHY_REG(776, 16)
#define HV_MUX_DATA_CTRL_GEN_TO_MAC 0x0400
#define HV_MUX_DATA_CTRL_FORCE_SPEED 0x0004
@@ -563,7 +555,7 @@ s32 e1000e_read_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 *data)
}
/**
- * e1000_read_kmrn_reg_locked - Read kumeran register
+ * e1000e_read_kmrn_reg_locked - Read kumeran register
* @hw: pointer to the HW structure
* @offset: register offset to be read
* @data: pointer to the read data
@@ -572,7 +564,7 @@ s32 e1000e_read_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 *data)
* information retrieved is stored in data.
* Assumes semaphore already acquired.
**/
-s32 e1000_read_kmrn_reg_locked(struct e1000_hw *hw, u32 offset, u16 *data)
+s32 e1000e_read_kmrn_reg_locked(struct e1000_hw *hw, u32 offset, u16 *data)
{
return __e1000_read_kmrn_reg(hw, offset, data, true);
}
@@ -631,7 +623,7 @@ s32 e1000e_write_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 data)
}
/**
- * e1000_write_kmrn_reg_locked - Write kumeran register
+ * e1000e_write_kmrn_reg_locked - Write kumeran register
* @hw: pointer to the HW structure
* @offset: register offset to write to
* @data: data to write at register offset
@@ -639,7 +631,7 @@ s32 e1000e_write_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 data)
* Write the data to PHY register at the offset using the kumeran interface.
* Assumes semaphore already acquired.
**/
-s32 e1000_write_kmrn_reg_locked(struct e1000_hw *hw, u32 offset, u16 data)
+s32 e1000e_write_kmrn_reg_locked(struct e1000_hw *hw, u32 offset, u16 data)
{
return __e1000_write_kmrn_reg(hw, offset, data, true);
}
@@ -667,15 +659,6 @@ s32 e1000_copper_link_setup_82577(struct e1000_hw *hw)
phy_data |= I82577_CFG_ENABLE_DOWNSHIFT;
ret_val = phy->ops.write_phy_reg(hw, I82577_CFG_REG, phy_data);
- if (ret_val)
- goto out;
-
- /* Set number of link attempts before downshift */
- ret_val = phy->ops.read_phy_reg(hw, I82577_CTRL_REG, &phy_data);
- if (ret_val)
- goto out;
- phy_data &= ~I82577_CTRL_DOWNSHIFT_MASK;
- ret_val = phy->ops.write_phy_reg(hw, I82577_CTRL_REG, phy_data);
out:
return ret_val;
@@ -2665,19 +2648,18 @@ static s32 __e1000_read_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 *data,
page = 0;
if (reg > MAX_PHY_MULTI_PAGE_REG) {
- if ((hw->phy.type != e1000_phy_82578) ||
- ((reg != I82578_ADDR_REG) &&
- (reg != I82578_ADDR_REG + 1))) {
- u32 phy_addr = hw->phy.addr;
+ u32 phy_addr = hw->phy.addr;
- hw->phy.addr = 1;
+ hw->phy.addr = 1;
- /* Page is shifted left, PHY expects (page x 32) */
- ret_val = e1000e_write_phy_reg_mdic(hw,
- IGP01E1000_PHY_PAGE_SELECT,
- (page << IGP_PAGE_SHIFT));
- hw->phy.addr = phy_addr;
- }
+ /* Page is shifted left, PHY expects (page x 32) */
+ ret_val = e1000e_write_phy_reg_mdic(hw,
+ IGP01E1000_PHY_PAGE_SELECT,
+ (page << IGP_PAGE_SHIFT));
+ hw->phy.addr = phy_addr;
+
+ if (ret_val)
+ goto out;
}
ret_val = e1000e_read_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & reg,
@@ -2685,7 +2667,7 @@ static s32 __e1000_read_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 *data,
out:
/* Revert to MDIO fast mode, if applicable */
if ((hw->phy.type == e1000_phy_82577) && in_slow_mode)
- ret_val = e1000_set_mdio_slow_mode_hv(hw, false);
+ ret_val |= e1000_set_mdio_slow_mode_hv(hw, false);
if (!locked)
hw->phy.ops.release_phy(hw);
@@ -2791,19 +2773,18 @@ static s32 __e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data,
}
if (reg > MAX_PHY_MULTI_PAGE_REG) {
- if ((hw->phy.type != e1000_phy_82578) ||
- ((reg != I82578_ADDR_REG) &&
- (reg != I82578_ADDR_REG + 1))) {
- u32 phy_addr = hw->phy.addr;
+ u32 phy_addr = hw->phy.addr;
- hw->phy.addr = 1;
+ hw->phy.addr = 1;
- /* Page is shifted left, PHY expects (page x 32) */
- ret_val = e1000e_write_phy_reg_mdic(hw,
- IGP01E1000_PHY_PAGE_SELECT,
- (page << IGP_PAGE_SHIFT));
- hw->phy.addr = phy_addr;
- }
+ /* Page is shifted left, PHY expects (page x 32) */
+ ret_val = e1000e_write_phy_reg_mdic(hw,
+ IGP01E1000_PHY_PAGE_SELECT,
+ (page << IGP_PAGE_SHIFT));
+ hw->phy.addr = phy_addr;
+
+ if (ret_val)
+ goto out;
}
ret_val = e1000e_write_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & reg,
@@ -2812,7 +2793,7 @@ static s32 __e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data,
out:
/* Revert to MDIO fast mode, if applicable */
if ((hw->phy.type == e1000_phy_82577) && in_slow_mode)
- ret_val = e1000_set_mdio_slow_mode_hv(hw, false);
+ ret_val |= e1000_set_mdio_slow_mode_hv(hw, false);
if (!locked)
hw->phy.ops.release_phy(hw);
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-10-07 17:29:56 +0000