The following patch moves the handling of the I2C MUX (which is only
used for x550em SFP+ devices) out of the ixgbe_x540.c file and
into the ixgbe_x550.c file where it belongs.
Signed-off-by: Wenzhuo Lu <wenzhuo.lu at intel.com>
---
drivers/net/ixgbe/base/ixgbe_x540.c | 30 +-----------------
drivers/net/ixgbe/base/ixgbe_x550.c | 63 +++++++++++++++++++++++++++++++++++++
drivers/net/ixgbe/base/ixgbe_x550.h | 2 ++
3 files changed, 66 insertions(+), 29 deletions(-)
diff --git a/drivers/net/ixgbe/base/ixgbe_x540.c
b/drivers/net/ixgbe/base/ixgbe_x540.c
index 1462689..af29b13 100644
--- a/drivers/net/ixgbe/base/ixgbe_x540.c
+++ b/drivers/net/ixgbe/base/ixgbe_x540.c
@@ -739,26 +739,6 @@ STATIC s32 ixgbe_poll_flash_update_done_X540(struct
ixgbe_hw *hw)
}
/**
- * ixgbe_set_mux - Set mux for port 1 access with CS4227
- * @hw: pointer to hardware structure
- * @state: set mux if 1, clear if 0
- */
-STATIC void ixgbe_set_mux(struct ixgbe_hw *hw, u8 state)
-{
- u32 esdp;
-
- if (!hw->bus.lan_id)
- return;
- esdp = IXGBE_READ_REG(hw, IXGBE_ESDP);
- if (state)
- esdp |= IXGBE_ESDP_SDP1;
- else
- esdp &= ~IXGBE_ESDP_SDP1;
- IXGBE_WRITE_REG(hw, IXGBE_ESDP, esdp);
- IXGBE_WRITE_FLUSH(hw);
-}
-
-/**
* ixgbe_acquire_swfw_sync_X540 - Acquire SWFW semaphore
* @hw: pointer to hardware structure
* @mask: Mask to specify which semaphore to acquire
@@ -800,8 +780,6 @@ s32 ixgbe_acquire_swfw_sync_X540(struct ixgbe_hw *hw, u32
mask)
IXGBE_WRITE_REG(hw, IXGBE_SWFW_SYNC, swfw_sync);
ixgbe_release_swfw_sync_semaphore(hw);
msec_delay(5);
- if (swi2c_mask)
- ixgbe_set_mux(hw, 1);
return IXGBE_SUCCESS;
}
/* Firmware currently using resource (fwmask), hardware
@@ -832,8 +810,6 @@ s32 ixgbe_acquire_swfw_sync_X540(struct ixgbe_hw *hw, u32
mask)
IXGBE_WRITE_REG(hw, IXGBE_SWFW_SYNC, swfw_sync);
ixgbe_release_swfw_sync_semaphore(hw);
msec_delay(5);
- if (swi2c_mask)
- ixgbe_set_mux(hw, 1);
return IXGBE_SUCCESS;
}
/* If the resource is not released by other SW the SW can assume that
@@ -871,10 +847,8 @@ void ixgbe_release_swfw_sync_X540(struct ixgbe_hw *hw, u32
mask)
DEBUGFUNC("ixgbe_release_swfw_sync_X540");
- if (mask & IXGBE_GSSR_I2C_MASK) {
+ if (mask & IXGBE_GSSR_I2C_MASK)
swmask |= mask & IXGBE_GSSR_I2C_MASK;
- ixgbe_set_mux(hw, 0);
- }
ixgbe_get_swfw_sync_semaphore(hw);
swfw_sync = IXGBE_READ_REG(hw, IXGBE_SWFW_SYNC);
@@ -1036,5 +1010,3 @@ s32 ixgbe_blink_led_stop_X540(struct ixgbe_hw *hw, u32
index)
return IXGBE_SUCCESS;
}
-
-
diff --git a/drivers/net/ixgbe/base/ixgbe_x550.c
b/drivers/net/ixgbe/base/ixgbe_x550.c
index a321594..146b2d4 100644
--- a/drivers/net/ixgbe/base/ixgbe_x550.c
+++ b/drivers/net/ixgbe/base/ixgbe_x550.c
@@ -383,6 +383,9 @@ s32 ixgbe_init_ops_X550EM(struct ixgbe_hw *hw)
ixgbe_get_supported_physical_layer_X550em;
mac->ops.setup_fc = ixgbe_setup_fc_X550em;
+ mac->ops.acquire_swfw_sync = ixgbe_acquire_swfw_sync_X550em;
+ mac->ops.release_swfw_sync = ixgbe_release_swfw_sync_X550em;
+
/* PHY */
phy->ops.init = ixgbe_init_phy_ops_X550em;
phy->ops.identify = ixgbe_identify_phy_x550em;
@@ -2549,3 +2552,63 @@ s32 ixgbe_setup_fc_X550em(struct ixgbe_hw *hw)
out:
return ret_val;
}
+
+/**
+ * ixgbe_set_mux - Set mux for port 1 access with CS4227
+ * @hw: pointer to hardware structure
+ * @state: set mux if 1, clear if 0
+ */
+STATIC void ixgbe_set_mux(struct ixgbe_hw *hw, u8 state)
+{
+ u32 esdp;
+
+ if (!hw->bus.lan_id)
+ return;
+ esdp = IXGBE_READ_REG(hw, IXGBE_ESDP);
+ if (state)
+ esdp |= IXGBE_ESDP_SDP1;
+ else
+ esdp &= ~IXGBE_ESDP_SDP1;
+ IXGBE_WRITE_REG(hw, IXGBE_ESDP, esdp);
+ IXGBE_WRITE_FLUSH(hw);
+}
+
+/**
+ * ixgbe_acquire_swfw_sync_X550em - Acquire SWFW semaphore
+ * @hw: pointer to hardware structure
+ * @mask: Mask to specify which semaphore to acquire
+ *
+ * Acquires the SWFW semaphore and sets the I2C MUX
+ **/
+s32 ixgbe_acquire_swfw_sync_X550em(struct ixgbe_hw *hw, u32 mask)
+{
+ s32 status;
+
+ DEBUGFUNC("ixgbe_acquire_swfw_sync_X550em");
+
+ status = ixgbe_acquire_swfw_sync_X540(hw, mask);
+ if (status)
+ return status;
+
+ if (mask & IXGBE_GSSR_I2C_MASK)
+ ixgbe_set_mux(hw, 1);
+
+ return IXGBE_SUCCESS;
+}
+
+/**
+ * ixgbe_release_swfw_sync_X550em - Release SWFW semaphore
+ * @hw: pointer to hardware structure
+ * @mask: Mask to specify which semaphore to release
+ *
+ * Releases the SWFW semaphore and sets the I2C MUX
+ **/
+void ixgbe_release_swfw_sync_X550em(struct ixgbe_hw *hw, u32 mask)
+{
+ DEBUGFUNC("ixgbe_release_swfw_sync_X550em");
+
+ if (mask & IXGBE_GSSR_I2C_MASK)
+ ixgbe_set_mux(hw, 0);
+
+ ixgbe_release_swfw_sync_X540(hw, mask);
+}
diff --git a/drivers/net/ixgbe/base/ixgbe_x550.h
b/drivers/net/ixgbe/base/ixgbe_x550.h
index a922f93..a60c7ce 100644
--- a/drivers/net/ixgbe/base/ixgbe_x550.h
+++ b/drivers/net/ixgbe/base/ixgbe_x550.h
@@ -89,6 +89,8 @@ u32 ixgbe_get_supported_physical_layer_X550em(struct ixgbe_hw
*hw);
void ixgbe_disable_rx_x550(struct ixgbe_hw *hw);
s32 ixgbe_get_lcd_t_x550em(struct ixgbe_hw *hw, ixgbe_link_speed *lcd_speed);
s32 ixgbe_enter_lplu_t_x550em(struct ixgbe_hw *hw);
+s32 ixgbe_acquire_swfw_sync_X550em(struct ixgbe_hw *hw, u32 mask);
+void ixgbe_release_swfw_sync_X550em(struct ixgbe_hw *hw, u32 mask);
s32 ixgbe_setup_fc_X550em(struct ixgbe_hw *hw);
s32 ixgbe_setup_mac_link_sfp_x550em(struct ixgbe_hw *hw,
ixgbe_link_speed speed,
--
1.9.3
