X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fe1000.c;h=ecd1a52e476add55925dd92f6b311748d6f07f86;hb=466f775e02bcde5ea7454cd73ecf1a0f79275a30;hp=2d66690226763c4bd6af38752ca09a0866960882;hpb=b8d7652c81689a69bc6eaa206cf875bbe632831c;p=oweals%2Fu-boot.git

diff --git a/drivers/net/e1000.c b/drivers/net/e1000.c
index 2d66690226..ecd1a52e47 100644
--- a/drivers/net/e1000.c
+++ b/drivers/net/e1000.c
@@ -126,6 +126,7 @@ static int e1000_detect_gig_phy(struct e1000_hw *hw);
 static void e1000_set_media_type(struct e1000_hw *hw);
 
 static int32_t e1000_swfw_sync_acquire(struct e1000_hw *hw, uint16_t mask);
+static void e1000_swfw_sync_release(struct e1000_hw *hw, uint16_t mask);
 static int32_t e1000_check_phy_reset_block(struct e1000_hw *hw);
 
 #ifndef CONFIG_E1000_NO_NVM
@@ -729,7 +730,10 @@ void e1000_release_eeprom(struct e1000_hw *hw)
 		eecd &= ~E1000_EECD_REQ;
 		E1000_WRITE_REG(hw, EECD, eecd);
 	}
+
+	e1000_swfw_sync_release(hw, E1000_SWFW_EEP_SM);
 }
+
 /******************************************************************************
  * Reads a 16 bit word from the EEPROM.
  *
@@ -992,10 +996,6 @@ e1000_get_software_semaphore(struct e1000_hw *hw)
 
 	DEBUGFUNC();
 
-		swsm = E1000_READ_REG(hw, SWSM);
-		swsm &= ~E1000_SWSM_SMBI;
-		E1000_WRITE_REG(hw, SWSM, swsm);
-
 	if (hw->mac_type != e1000_80003es2lan)
 		return E1000_SUCCESS;
 
@@ -1102,6 +1102,7 @@ e1000_get_hw_eeprom_semaphore(struct e1000_hw *hw)
 	return E1000_SUCCESS;
 }
 
+/* Take ownership of the PHY */
 static int32_t
 e1000_swfw_sync_acquire(struct e1000_hw *hw, uint16_t mask)
 {
@@ -1115,10 +1116,7 @@ e1000_swfw_sync_acquire(struct e1000_hw *hw, uint16_t mask)
 		if (e1000_get_hw_eeprom_semaphore(hw))
 			return -E1000_ERR_SWFW_SYNC;
 
-		if (hw->mac_type == e1000_igb)
-			swfw_sync = E1000_READ_REG(hw, I210_SW_FW_SYNC);
-		else
-			swfw_sync = E1000_READ_REG(hw, SW_FW_SYNC);
+		swfw_sync = E1000_READ_REG(hw, SW_FW_SYNC);
 		if (!(swfw_sync & (fwmask | swmask)))
 			break;
 
@@ -1141,6 +1139,21 @@ e1000_swfw_sync_acquire(struct e1000_hw *hw, uint16_t mask)
 	return E1000_SUCCESS;
 }
 
+static void e1000_swfw_sync_release(struct e1000_hw *hw, uint16_t mask)
+{
+	uint32_t swfw_sync = 0;
+
+	DEBUGFUNC();
+	while (e1000_get_hw_eeprom_semaphore(hw))
+		; /* Empty */
+
+	swfw_sync = E1000_READ_REG(hw, SW_FW_SYNC);
+	swfw_sync &= ~mask;
+	E1000_WRITE_REG(hw, SW_FW_SYNC, swfw_sync);
+
+	e1000_put_hw_eeprom_semaphore(hw);
+}
+
 static bool e1000_is_second_port(struct e1000_hw *hw)
 {
 	switch (hw->mac_type) {
@@ -2174,7 +2187,7 @@ e1000_copper_link_preconfig(struct e1000_hw *hw)
 		DEBUGOUT("Error, did not detect valid phy.\n");
 		return ret_val;
 	}
-	DEBUGOUT("Phy ID = %x \n", hw->phy_id);
+	DEBUGOUT("Phy ID = %x\n", hw->phy_id);
 
 	/* Set PHY to class A mode (if necessary) */
 	ret_val = e1000_set_phy_mode(hw);
@@ -3485,11 +3498,11 @@ e1000_config_fc_after_link_up(struct e1000_hw *hw)
 		 * some "sticky" (latched) bits.
 		 */
 		if (e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg) < 0) {
-			DEBUGOUT("PHY Read Error \n");
+			DEBUGOUT("PHY Read Error\n");
 			return -E1000_ERR_PHY;
 		}
 		if (e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg) < 0) {
-			DEBUGOUT("PHY Read Error \n");
+			DEBUGOUT("PHY Read Error\n");
 			return -E1000_ERR_PHY;
 		}
 
@@ -4438,6 +4451,7 @@ e1000_phy_hw_reset(struct e1000_hw *hw)
 
 		if (hw->mac_type >= e1000_82571)
 			mdelay(10);
+
 	} else {
 		/* Read the Extended Device Control Register, assert the PHY_RESET_DIR
 		 * bit to put the PHY into reset. Then, take it out of reset.
@@ -4462,6 +4476,8 @@ e1000_phy_hw_reset(struct e1000_hw *hw)
 		E1000_WRITE_REG(hw, LEDCTL, led_ctrl);
 	}
 
+	e1000_swfw_sync_release(hw, swfw);
+
 	/* Wait for FW to finish PHY configuration. */
 	ret_val = e1000_get_phy_cfg_done(hw);
 	if (ret_val != E1000_SUCCESS)
@@ -5152,7 +5168,7 @@ e1000_poll(struct eth_device *nic)
 
 	if (!(le32_to_cpu(rd->status)) & E1000_RXD_STAT_DD)
 		return 0;
-	/*DEBUGOUT("recv: packet len=%d \n", rd->length); */
+	/* DEBUGOUT("recv: packet len=%d\n", rd->length); */
 	/* Packet received, make sure the data are re-loaded from RAM. */
 	len = le32_to_cpu(rd->length);
 	invalidate_dcache_range((unsigned long)packet,