Merge branch 'upstream-fixes' of git://lost.foo-projects.org/~ahkok/git/netdev-2...

[pandora-kernel.git] / drivers / net / e1000 / e1000_hw.c

diff --git a/drivers/net/e1000/e1000_hw.c b/drivers/net/e1000/e1000_hw.c
index 583518a..f62d178 100644 (file)
--- a/drivers/net/e1000/e1000_hw.c
+++ b/drivers/net/e1000/e1000_hw.c
@@ -105,6 +105,33 @@ static int32_t e1000_configure_kmrn_for_10_100(struct e1000_hw *hw,
                                                uint16_t duplex);
 static int32_t e1000_configure_kmrn_for_1000(struct e1000_hw *hw);
 
+static int32_t e1000_erase_ich8_4k_segment(struct e1000_hw *hw,
+                                          uint32_t segment);
+static int32_t e1000_get_software_flag(struct e1000_hw *hw);
+static int32_t e1000_get_software_semaphore(struct e1000_hw *hw);
+static int32_t e1000_init_lcd_from_nvm(struct e1000_hw *hw);
+static int32_t e1000_kumeran_lock_loss_workaround(struct e1000_hw *hw);
+static int32_t e1000_read_eeprom_ich8(struct e1000_hw *hw, uint16_t offset,
+                                     uint16_t words, uint16_t *data);
+static int32_t e1000_read_ich8_byte(struct e1000_hw *hw, uint32_t index,
+                                   uint8_t* data);
+static int32_t e1000_read_ich8_word(struct e1000_hw *hw, uint32_t index,
+                                   uint16_t *data);
+static int32_t e1000_read_kmrn_reg(struct e1000_hw *hw, uint32_t reg_addr,
+                                  uint16_t *data);
+static void e1000_release_software_flag(struct e1000_hw *hw);
+static void e1000_release_software_semaphore(struct e1000_hw *hw);
+static int32_t e1000_set_pci_ex_no_snoop(struct e1000_hw *hw,
+                                        uint32_t no_snoop);
+static int32_t e1000_verify_write_ich8_byte(struct e1000_hw *hw,
+                                           uint32_t index, uint8_t byte);
+static int32_t e1000_write_eeprom_ich8(struct e1000_hw *hw, uint16_t offset,
+                                      uint16_t words, uint16_t *data);
+static int32_t e1000_write_ich8_byte(struct e1000_hw *hw, uint32_t index,
+                                    uint8_t data);
+static int32_t e1000_write_kmrn_reg(struct e1000_hw *hw, uint32_t reg_addr,
+                                   uint16_t data);
+
 /* IGP cable length table */
 static const
 uint16_t e1000_igp_cable_length_table[IGP01E1000_AGC_LENGTH_TABLE_SIZE] =
@@ -718,6 +745,17 @@ e1000_init_hw(struct e1000_hw *hw)
 
     DEBUGFUNC("e1000_init_hw");
 
+    /* force full DMA clock frequency for 10/100 on ICH8 A0-B0 */
+    if (hw->mac_type == e1000_ich8lan) {
+        reg_data = E1000_READ_REG(hw, TARC0);
+        reg_data |= 0x30000000;
+        E1000_WRITE_REG(hw, TARC0, reg_data);
+
+        reg_data = E1000_READ_REG(hw, STATUS);
+        reg_data &= ~0x80000000;
+        E1000_WRITE_REG(hw, STATUS, reg_data);
+    }
+
     /* Initialize Identification LED */
     ret_val = e1000_id_led_init(hw);
     if(ret_val) {
@@ -1324,11 +1362,14 @@ e1000_copper_link_igp_setup(struct e1000_hw *hw)
     E1000_WRITE_REG(hw, LEDCTL, led_ctrl);
     }
 
-    /* disable lplu d3 during driver init */
-    ret_val = e1000_set_d3_lplu_state(hw, FALSE);
-    if (ret_val) {
-        DEBUGOUT("Error Disabling LPLU D3\n");
-        return ret_val;
+    /* The NVM settings will configure LPLU in D3 for IGP2 and IGP3 PHYs */
+    if (hw->phy_type == e1000_phy_igp) {
+        /* disable lplu d3 during driver init */
+        ret_val = e1000_set_d3_lplu_state(hw, FALSE);
+        if (ret_val) {
+            DEBUGOUT("Error Disabling LPLU D3\n");
+            return ret_val;
+        }
     }
 
     /* disable lplu d0 during driver init */
@@ -3233,7 +3274,7 @@ e1000_shift_in_mdi_bits(struct e1000_hw *hw)
     return data;
 }
 
-int32_t
+static int32_t
 e1000_swfw_sync_acquire(struct e1000_hw *hw, uint16_t mask)
 {
     uint32_t swfw_sync = 0;
@@ -3277,7 +3318,7 @@ e1000_swfw_sync_acquire(struct e1000_hw *hw, uint16_t mask)
     return E1000_SUCCESS;
 }
 
-void
+static void
 e1000_swfw_sync_release(struct e1000_hw *hw, uint16_t mask)
 {
     uint32_t swfw_sync;
@@ -3575,7 +3616,7 @@ e1000_write_phy_reg_ex(struct e1000_hw *hw,
     return E1000_SUCCESS;
 }
 
-int32_t
+static int32_t
 e1000_read_kmrn_reg(struct e1000_hw *hw,
                     uint32_t reg_addr,
                     uint16_t *data)
@@ -3608,7 +3649,7 @@ e1000_read_kmrn_reg(struct e1000_hw *hw,
     return E1000_SUCCESS;
 }
 
-int32_t
+static int32_t
 e1000_write_kmrn_reg(struct e1000_hw *hw,
                      uint32_t reg_addr,
                      uint16_t data)
@@ -3839,7 +3880,7 @@ e1000_phy_powerdown_workaround(struct e1000_hw *hw)
 *
 * hw - struct containing variables accessed by shared code
 ******************************************************************************/
-int32_t
+static int32_t
 e1000_kumeran_lock_loss_workaround(struct e1000_hw *hw)
 {
     int32_t ret_val;
@@ -4086,7 +4127,7 @@ e1000_phy_igp_get_info(struct e1000_hw *hw,
 * hw - Struct containing variables accessed by shared code
 * phy_info - PHY information structure
 ******************************************************************************/
-int32_t
+static int32_t
 e1000_phy_ife_get_info(struct e1000_hw *hw,
                        struct e1000_phy_info *phy_info)
 {
@@ -5643,6 +5684,7 @@ e1000_init_rx_addrs(struct e1000_hw *hw)
  * for the first 15 multicast addresses, and hashes the rest into the
  * multicast table.
  *****************************************************************************/
+#if 0
 void
 e1000_mc_addr_list_update(struct e1000_hw *hw,
                           uint8_t *mc_addr_list,
@@ -5719,6 +5761,7 @@ e1000_mc_addr_list_update(struct e1000_hw *hw,
     }
     DEBUGOUT("MC Update Complete\n");
 }
+#endif  /*  0  */
 
 /******************************************************************************
  * Hashes an address to determine its location in the multicast table
@@ -6587,6 +6630,7 @@ e1000_get_bus_info(struct e1000_hw *hw)
  * hw - Struct containing variables accessed by shared code
  * offset - offset to read from
  *****************************************************************************/
+#if 0
 uint32_t
 e1000_read_reg_io(struct e1000_hw *hw,
                   uint32_t offset)
@@ -6597,6 +6641,7 @@ e1000_read_reg_io(struct e1000_hw *hw,
     e1000_io_write(hw, io_addr, offset);
     return e1000_io_read(hw, io_data);
 }
+#endif  /*  0  */
 
 /******************************************************************************
  * Writes a value to one of the devices registers using port I/O (as opposed to
@@ -7909,6 +7954,7 @@ e1000_set_pci_express_master_disable(struct e1000_hw *hw)
  * returns: - none.
  *
  ***************************************************************************/
+#if 0
 void
 e1000_enable_pciex_master(struct e1000_hw *hw)
 {
@@ -7923,6 +7969,7 @@ e1000_enable_pciex_master(struct e1000_hw *hw)
     ctrl &= ~E1000_CTRL_GIO_MASTER_DISABLE;
     E1000_WRITE_REG(hw, CTRL, ctrl);
 }
+#endif  /*  0  */
 
 /*******************************************************************************
  *
@@ -8148,7 +8195,7 @@ e1000_put_hw_eeprom_semaphore(struct e1000_hw *hw)
  *            E1000_SUCCESS at any other case.
  *
  ***************************************************************************/
-int32_t
+static int32_t
 e1000_get_software_semaphore(struct e1000_hw *hw)
 {
     int32_t timeout = hw->eeprom.word_size + 1;
@@ -8183,7 +8230,7 @@ e1000_get_software_semaphore(struct e1000_hw *hw)
  * hw: Struct containing variables accessed by shared code
  *
  ***************************************************************************/
-void
+static void
 e1000_release_software_semaphore(struct e1000_hw *hw)
 {
     uint32_t swsm;
@@ -8265,7 +8312,7 @@ e1000_arc_subsystem_valid(struct e1000_hw *hw)
  * returns: E1000_SUCCESS
  *
  *****************************************************************************/
-int32_t
+static int32_t
 e1000_set_pci_ex_no_snoop(struct e1000_hw *hw, uint32_t no_snoop)
 {
     uint32_t gcr_reg = 0;
@@ -8306,7 +8353,7 @@ e1000_set_pci_ex_no_snoop(struct e1000_hw *hw, uint32_t no_snoop)
  * hw: Struct containing variables accessed by shared code
  *
  ***************************************************************************/
-int32_t
+static int32_t
 e1000_get_software_flag(struct e1000_hw *hw)
 {
     int32_t timeout = PHY_CFG_TIMEOUT;
@@ -8345,7 +8392,7 @@ e1000_get_software_flag(struct e1000_hw *hw)
  * hw: Struct containing variables accessed by shared code
  *
  ***************************************************************************/
-void
+static void
 e1000_release_software_flag(struct e1000_hw *hw)
 {
     uint32_t extcnf_ctrl;
@@ -8369,6 +8416,7 @@ e1000_release_software_flag(struct e1000_hw *hw)
  * hw: Struct containing variables accessed by shared code
  *
  ***************************************************************************/
+#if 0
 int32_t
 e1000_ife_disable_dynamic_power_down(struct e1000_hw *hw)
 {
@@ -8388,6 +8436,7 @@ e1000_ife_disable_dynamic_power_down(struct e1000_hw *hw)
 
     return ret_val;
 }
+#endif  /*  0  */
 
 /***************************************************************************
  *
@@ -8397,6 +8446,7 @@ e1000_ife_disable_dynamic_power_down(struct e1000_hw *hw)
  * hw: Struct containing variables accessed by shared code
  *
  ***************************************************************************/
+#if 0
 int32_t
 e1000_ife_enable_dynamic_power_down(struct e1000_hw *hw)
 {
@@ -8416,6 +8466,7 @@ e1000_ife_enable_dynamic_power_down(struct e1000_hw *hw)
 
     return ret_val;
 }
+#endif  /*  0  */
 
 /******************************************************************************
  * Reads a 16 bit word or words from the EEPROM using the ICH8's flash access
@@ -8426,7 +8477,7 @@ e1000_ife_enable_dynamic_power_down(struct e1000_hw *hw)
  * data - word read from the EEPROM
  * words - number of words to read
  *****************************************************************************/
-int32_t
+static int32_t
 e1000_read_eeprom_ich8(struct e1000_hw *hw, uint16_t offset, uint16_t words,
                        uint16_t *data)
 {
@@ -8482,7 +8533,7 @@ e1000_read_eeprom_ich8(struct e1000_hw *hw, uint16_t offset, uint16_t words,
  * words - number of words to write
  * data - words to write to the EEPROM
  *****************************************************************************/
-int32_t
+static int32_t
 e1000_write_eeprom_ich8(struct e1000_hw *hw, uint16_t offset, uint16_t words,
                         uint16_t *data)
 {
@@ -8529,7 +8580,7 @@ e1000_write_eeprom_ich8(struct e1000_hw *hw, uint16_t offset, uint16_t words,
  *
  * hw - The pointer to the hw structure
  ****************************************************************************/
-int32_t
+static int32_t
 e1000_ich8_cycle_init(struct e1000_hw *hw)
 {
     union ich8_hws_flash_status hsfsts;
@@ -8596,7 +8647,7 @@ e1000_ich8_cycle_init(struct e1000_hw *hw)
  *
  * hw - The pointer to the hw structure
  ****************************************************************************/
-int32_t
+static int32_t
 e1000_ich8_flash_cycle(struct e1000_hw *hw, uint32_t timeout)
 {
     union ich8_hws_flash_ctrl hsflctl;
@@ -8631,7 +8682,7 @@ e1000_ich8_flash_cycle(struct e1000_hw *hw, uint32_t timeout)
  * size - Size of data to read, 1=byte 2=word
  * data - Pointer to the word to store the value read.
  *****************************************************************************/
-int32_t
+static int32_t
 e1000_read_ich8_data(struct e1000_hw *hw, uint32_t index,
                      uint32_t size, uint16_t* data)
 {
@@ -8710,7 +8761,7 @@ e1000_read_ich8_data(struct e1000_hw *hw, uint32_t index,
  * size - Size of data to read, 1=byte 2=word
  * data - The byte(s) to write to the NVM.
  *****************************************************************************/
-int32_t
+static int32_t
 e1000_write_ich8_data(struct e1000_hw *hw, uint32_t index, uint32_t size,
                       uint16_t data)
 {
@@ -8785,7 +8836,7 @@ e1000_write_ich8_data(struct e1000_hw *hw, uint32_t index, uint32_t size,
  * index - The index of the byte to read.
  * data - Pointer to a byte to store the value read.
  *****************************************************************************/
-int32_t
+static int32_t
 e1000_read_ich8_byte(struct e1000_hw *hw, uint32_t index, uint8_t* data)
 {
     int32_t status = E1000_SUCCESS;
@@ -8808,7 +8859,7 @@ e1000_read_ich8_byte(struct e1000_hw *hw, uint32_t index, uint8_t* data)
  * index - The index of the byte to write.
  * byte - The byte to write to the NVM.
  *****************************************************************************/
-int32_t
+static int32_t
 e1000_verify_write_ich8_byte(struct e1000_hw *hw, uint32_t index, uint8_t byte)
 {
     int32_t error = E1000_SUCCESS;
@@ -8839,7 +8890,7 @@ e1000_verify_write_ich8_byte(struct e1000_hw *hw, uint32_t index, uint8_t byte)
  * index - The index of the byte to read.
  * data - The byte to write to the NVM.
  *****************************************************************************/
-int32_t
+static int32_t
 e1000_write_ich8_byte(struct e1000_hw *hw, uint32_t index, uint8_t data)
 {
     int32_t status = E1000_SUCCESS;
@@ -8857,7 +8908,7 @@ e1000_write_ich8_byte(struct e1000_hw *hw, uint32_t index, uint8_t data)
  * index - The starting byte index of the word to read.
  * data - Pointer to a word to store the value read.
  *****************************************************************************/
-int32_t
+static int32_t
 e1000_read_ich8_word(struct e1000_hw *hw, uint32_t index, uint16_t *data)
 {
     int32_t status = E1000_SUCCESS;
@@ -8872,6 +8923,7 @@ e1000_read_ich8_word(struct e1000_hw *hw, uint32_t index, uint16_t *data)
  * index - The starting byte index of the word to read.
  * data - The word to write to the NVM.
  *****************************************************************************/
+#if 0
 int32_t
 e1000_write_ich8_word(struct e1000_hw *hw, uint32_t index, uint16_t data)
 {
@@ -8879,6 +8931,7 @@ e1000_write_ich8_word(struct e1000_hw *hw, uint32_t index, uint16_t data)
     status = e1000_write_ich8_data(hw, index, 2, data);
     return status;
 }
+#endif  /*  0  */
 
 /******************************************************************************
  * Erases the bank specified. Each bank is a 4k block. Segments are 0 based.
@@ -8887,7 +8940,7 @@ e1000_write_ich8_word(struct e1000_hw *hw, uint32_t index, uint16_t data)
  * hw - pointer to e1000_hw structure
  * segment - 0 for first segment, 1 for second segment, etc.
  *****************************************************************************/
-int32_t
+static int32_t
 e1000_erase_ich8_4k_segment(struct e1000_hw *hw, uint32_t segment)
 {
     union ich8_hws_flash_status hsfsts;
@@ -8984,6 +9037,7 @@ e1000_erase_ich8_4k_segment(struct e1000_hw *hw, uint32_t segment)
  * hw: Struct containing variables accessed by shared code
  *
  *****************************************************************************/
+#if 0
 int32_t
 e1000_duplex_reversal(struct e1000_hw *hw)
 {
@@ -9012,8 +9066,9 @@ e1000_duplex_reversal(struct e1000_hw *hw)
 
     return ret_val;
 }
+#endif  /*  0  */
 
-int32_t
+static int32_t
 e1000_init_lcd_from_nvm_config_region(struct e1000_hw *hw,
                                       uint32_t cnf_base_addr, uint32_t cnf_size)
 {
@@ -9047,7 +9102,7 @@ e1000_init_lcd_from_nvm_config_region(struct e1000_hw *hw,
 }
 
 
-int32_t
+static int32_t
 e1000_init_lcd_from_nvm(struct e1000_hw *hw)
 {
     uint32_t reg_data, cnf_base_addr, cnf_size, ret_val, loop;