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path: root/drivers/net/ixgbe/ixgbe_82599.c
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Diffstat (limited to 'drivers/net/ixgbe/ixgbe_82599.c')
-rw-r--r--drivers/net/ixgbe/ixgbe_82599.c178
1 files changed, 139 insertions, 39 deletions
diff --git a/drivers/net/ixgbe/ixgbe_82599.c b/drivers/net/ixgbe/ixgbe_82599.c
index 00aeba385a2..8ee661245af 100644
--- a/drivers/net/ixgbe/ixgbe_82599.c
+++ b/drivers/net/ixgbe/ixgbe_82599.c
@@ -38,6 +38,7 @@
#define IXGBE_82599_RAR_ENTRIES 128
#define IXGBE_82599_MC_TBL_SIZE 128
#define IXGBE_82599_VFT_TBL_SIZE 128
+#define IXGBE_82599_RX_PB_SIZE 512
static void ixgbe_disable_tx_laser_multispeed_fiber(struct ixgbe_hw *hw);
static void ixgbe_enable_tx_laser_multispeed_fiber(struct ixgbe_hw *hw);
@@ -61,6 +62,7 @@ static s32 ixgbe_setup_copper_link_82599(struct ixgbe_hw *hw,
bool autoneg,
bool autoneg_wait_to_complete);
static s32 ixgbe_verify_fw_version_82599(struct ixgbe_hw *hw);
+static bool ixgbe_verify_lesm_fw_enabled_82599(struct ixgbe_hw *hw);
static void ixgbe_init_mac_link_ops_82599(struct ixgbe_hw *hw)
{
@@ -86,7 +88,8 @@ static void ixgbe_init_mac_link_ops_82599(struct ixgbe_hw *hw)
if ((mac->ops.get_media_type(hw) ==
ixgbe_media_type_backplane) &&
(hw->phy.smart_speed == ixgbe_smart_speed_auto ||
- hw->phy.smart_speed == ixgbe_smart_speed_on))
+ hw->phy.smart_speed == ixgbe_smart_speed_on) &&
+ !ixgbe_verify_lesm_fw_enabled_82599(hw))
mac->ops.setup_link = &ixgbe_setup_mac_link_smartspeed;
else
mac->ops.setup_link = &ixgbe_setup_mac_link_82599;
@@ -107,7 +110,6 @@ static s32 ixgbe_setup_sfp_modules_82599(struct ixgbe_hw *hw)
ret_val = ixgbe_get_sfp_init_sequence_offsets(hw, &list_offset,
&data_offset);
-
if (ret_val != 0)
goto setup_sfp_out;
@@ -127,9 +129,13 @@ static s32 ixgbe_setup_sfp_modules_82599(struct ixgbe_hw *hw)
}
/* Release the semaphore */
- ixgbe_release_swfw_sync(hw, IXGBE_GSSR_MAC_CSR_SM);
- /* Delay obtaining semaphore again to allow FW access */
- msleep(hw->eeprom.semaphore_delay);
+ hw->mac.ops.release_swfw_sync(hw, IXGBE_GSSR_MAC_CSR_SM);
+ /*
+ * Delay obtaining semaphore again to allow FW access,
+ * semaphore_delay is in ms usleep_range needs us.
+ */
+ usleep_range(hw->eeprom.semaphore_delay * 1000,
+ hw->eeprom.semaphore_delay * 2000);
/* Now restart DSP by setting Restart_AN and clearing LMS */
IXGBE_WRITE_REG(hw, IXGBE_AUTOC, ((IXGBE_READ_REG(hw,
@@ -138,7 +144,7 @@ static s32 ixgbe_setup_sfp_modules_82599(struct ixgbe_hw *hw)
/* Wait for AN to leave state 0 */
for (i = 0; i < 10; i++) {
- msleep(4);
+ usleep_range(4000, 8000);
reg_anlp1 = IXGBE_READ_REG(hw, IXGBE_ANLP1);
if (reg_anlp1 & IXGBE_ANLP1_AN_STATE_MASK)
break;
@@ -353,6 +359,7 @@ static enum ixgbe_media_type ixgbe_get_media_type_82599(struct ixgbe_hw *hw)
case IXGBE_DEV_ID_82599_SFP:
case IXGBE_DEV_ID_82599_SFP_FCOE:
case IXGBE_DEV_ID_82599_SFP_EM:
+ case IXGBE_DEV_ID_82599_SFP_SF2:
media_type = ixgbe_media_type_fiber;
break;
case IXGBE_DEV_ID_82599_CX4:
@@ -361,6 +368,9 @@ static enum ixgbe_media_type ixgbe_get_media_type_82599(struct ixgbe_hw *hw)
case IXGBE_DEV_ID_82599_T3_LOM:
media_type = ixgbe_media_type_copper;
break;
+ case IXGBE_DEV_ID_82599_LS:
+ media_type = ixgbe_media_type_fiber_lco;
+ break;
default:
media_type = ixgbe_media_type_unknown;
break;
@@ -486,7 +496,7 @@ static void ixgbe_flap_tx_laser_multispeed_fiber(struct ixgbe_hw *hw)
*
* Set the link speed in the AUTOC register and restarts link.
**/
-s32 ixgbe_setup_mac_link_multispeed_fiber(struct ixgbe_hw *hw,
+static s32 ixgbe_setup_mac_link_multispeed_fiber(struct ixgbe_hw *hw,
ixgbe_link_speed speed,
bool autoneg,
bool autoneg_wait_to_complete)
@@ -1176,7 +1186,7 @@ s32 ixgbe_init_fdir_signature_82599(struct ixgbe_hw *hw, u32 pballoc)
if (IXGBE_READ_REG(hw, IXGBE_FDIRCTRL) &
IXGBE_FDIRCTRL_INIT_DONE)
break;
- msleep(1);
+ usleep_range(1000, 2000);
}
if (i >= IXGBE_FDIR_INIT_DONE_POLL)
hw_dbg(hw, "Flow Director Signature poll time exceeded!\n");
@@ -1271,7 +1281,7 @@ s32 ixgbe_init_fdir_perfect_82599(struct ixgbe_hw *hw, u32 pballoc)
if (IXGBE_READ_REG(hw, IXGBE_FDIRCTRL) &
IXGBE_FDIRCTRL_INIT_DONE)
break;
- msleep(1);
+ usleep_range(1000, 2000);
}
if (i >= IXGBE_FDIR_INIT_DONE_POLL)
hw_dbg(hw, "Flow Director Perfect poll time exceeded!\n");
@@ -1740,30 +1750,29 @@ static s32 ixgbe_write_analog_reg8_82599(struct ixgbe_hw *hw, u32 reg, u8 val)
* ixgbe_start_hw_82599 - Prepare hardware for Tx/Rx
* @hw: pointer to hardware structure
*
- * Starts the hardware using the generic start_hw function.
- * Then performs device-specific:
- * Clears the rate limiter registers.
+ * Starts the hardware using the generic start_hw function
+ * and the generation start_hw function.
+ * Then performs revision-specific operations, if any.
**/
static s32 ixgbe_start_hw_82599(struct ixgbe_hw *hw)
{
- u32 q_num;
- s32 ret_val;
+ s32 ret_val = 0;
ret_val = ixgbe_start_hw_generic(hw);
+ if (ret_val != 0)
+ goto out;
- /* Clear the rate limiters */
- for (q_num = 0; q_num < hw->mac.max_tx_queues; q_num++) {
- IXGBE_WRITE_REG(hw, IXGBE_RTTDQSEL, q_num);
- IXGBE_WRITE_REG(hw, IXGBE_RTTBCNRC, 0);
- }
- IXGBE_WRITE_FLUSH(hw);
+ ret_val = ixgbe_start_hw_gen2(hw);
+ if (ret_val != 0)
+ goto out;
/* We need to run link autotry after the driver loads */
hw->mac.autotry_restart = true;
+ hw->mac.rx_pb_size = IXGBE_82599_RX_PB_SIZE;
if (ret_val == 0)
ret_val = ixgbe_verify_fw_version_82599(hw);
-
+out:
return ret_val;
}
@@ -1775,7 +1784,7 @@ static s32 ixgbe_start_hw_82599(struct ixgbe_hw *hw)
* If PHY already detected, maintains current PHY type in hw struct,
* otherwise executes the PHY detection routine.
**/
-s32 ixgbe_identify_phy_82599(struct ixgbe_hw *hw)
+static s32 ixgbe_identify_phy_82599(struct ixgbe_hw *hw)
{
s32 status = IXGBE_ERR_PHY_ADDR_INVALID;
@@ -1968,21 +1977,6 @@ static s32 ixgbe_enable_rx_dma_82599(struct ixgbe_hw *hw, u32 regval)
}
/**
- * ixgbe_get_device_caps_82599 - Get additional device capabilities
- * @hw: pointer to hardware structure
- * @device_caps: the EEPROM word with the extra device capabilities
- *
- * This function will read the EEPROM location for the device capabilities,
- * and return the word through device_caps.
- **/
-static s32 ixgbe_get_device_caps_82599(struct ixgbe_hw *hw, u16 *device_caps)
-{
- hw->eeprom.ops.read(hw, IXGBE_DEVICE_CAPS, device_caps);
-
- return 0;
-}
-
-/**
* ixgbe_verify_fw_version_82599 - verify fw version for 82599
* @hw: pointer to hardware structure
*
@@ -2030,6 +2024,110 @@ fw_version_out:
return status;
}
+/**
+ * ixgbe_verify_lesm_fw_enabled_82599 - Checks LESM FW module state.
+ * @hw: pointer to hardware structure
+ *
+ * Returns true if the LESM FW module is present and enabled. Otherwise
+ * returns false. Smart Speed must be disabled if LESM FW module is enabled.
+ **/
+static bool ixgbe_verify_lesm_fw_enabled_82599(struct ixgbe_hw *hw)
+{
+ bool lesm_enabled = false;
+ u16 fw_offset, fw_lesm_param_offset, fw_lesm_state;
+ s32 status;
+
+ /* get the offset to the Firmware Module block */
+ status = hw->eeprom.ops.read(hw, IXGBE_FW_PTR, &fw_offset);
+
+ if ((status != 0) ||
+ (fw_offset == 0) || (fw_offset == 0xFFFF))
+ goto out;
+
+ /* get the offset to the LESM Parameters block */
+ status = hw->eeprom.ops.read(hw, (fw_offset +
+ IXGBE_FW_LESM_PARAMETERS_PTR),
+ &fw_lesm_param_offset);
+
+ if ((status != 0) ||
+ (fw_lesm_param_offset == 0) || (fw_lesm_param_offset == 0xFFFF))
+ goto out;
+
+ /* get the lesm state word */
+ status = hw->eeprom.ops.read(hw, (fw_lesm_param_offset +
+ IXGBE_FW_LESM_STATE_1),
+ &fw_lesm_state);
+
+ if ((status == 0) &&
+ (fw_lesm_state & IXGBE_FW_LESM_STATE_ENABLED))
+ lesm_enabled = true;
+
+out:
+ return lesm_enabled;
+}
+
+/**
+ * ixgbe_read_eeprom_buffer_82599 - Read EEPROM word(s) using
+ * fastest available method
+ *
+ * @hw: pointer to hardware structure
+ * @offset: offset of word in EEPROM to read
+ * @words: number of words
+ * @data: word(s) read from the EEPROM
+ *
+ * Retrieves 16 bit word(s) read from EEPROM
+ **/
+static s32 ixgbe_read_eeprom_buffer_82599(struct ixgbe_hw *hw, u16 offset,
+ u16 words, u16 *data)
+{
+ struct ixgbe_eeprom_info *eeprom = &hw->eeprom;
+ s32 ret_val = IXGBE_ERR_CONFIG;
+
+ /*
+ * If EEPROM is detected and can be addressed using 14 bits,
+ * use EERD otherwise use bit bang
+ */
+ if ((eeprom->type == ixgbe_eeprom_spi) &&
+ (offset + (words - 1) <= IXGBE_EERD_MAX_ADDR))
+ ret_val = ixgbe_read_eerd_buffer_generic(hw, offset, words,
+ data);
+ else
+ ret_val = ixgbe_read_eeprom_buffer_bit_bang_generic(hw, offset,
+ words,
+ data);
+
+ return ret_val;
+}
+
+/**
+ * ixgbe_read_eeprom_82599 - Read EEPROM word using
+ * fastest available method
+ *
+ * @hw: pointer to hardware structure
+ * @offset: offset of word in the EEPROM to read
+ * @data: word read from the EEPROM
+ *
+ * Reads a 16 bit word from the EEPROM
+ **/
+static s32 ixgbe_read_eeprom_82599(struct ixgbe_hw *hw,
+ u16 offset, u16 *data)
+{
+ struct ixgbe_eeprom_info *eeprom = &hw->eeprom;
+ s32 ret_val = IXGBE_ERR_CONFIG;
+
+ /*
+ * If EEPROM is detected and can be addressed using 14 bits,
+ * use EERD otherwise use bit bang
+ */
+ if ((eeprom->type == ixgbe_eeprom_spi) &&
+ (offset <= IXGBE_EERD_MAX_ADDR))
+ ret_val = ixgbe_read_eerd_generic(hw, offset, data);
+ else
+ ret_val = ixgbe_read_eeprom_bit_bang_generic(hw, offset, data);
+
+ return ret_val;
+}
+
static struct ixgbe_mac_operations mac_ops_82599 = {
.init_hw = &ixgbe_init_hw_generic,
.reset_hw = &ixgbe_reset_hw_82599,
@@ -2040,7 +2138,7 @@ static struct ixgbe_mac_operations mac_ops_82599 = {
.enable_rx_dma = &ixgbe_enable_rx_dma_82599,
.get_mac_addr = &ixgbe_get_mac_addr_generic,
.get_san_mac_addr = &ixgbe_get_san_mac_addr_generic,
- .get_device_caps = &ixgbe_get_device_caps_82599,
+ .get_device_caps = &ixgbe_get_device_caps_generic,
.get_wwn_prefix = &ixgbe_get_wwn_prefix_generic,
.stop_adapter = &ixgbe_stop_adapter_generic,
.get_bus_info = &ixgbe_get_bus_info_generic,
@@ -2076,8 +2174,10 @@ static struct ixgbe_mac_operations mac_ops_82599 = {
static struct ixgbe_eeprom_operations eeprom_ops_82599 = {
.init_params = &ixgbe_init_eeprom_params_generic,
- .read = &ixgbe_read_eerd_generic,
+ .read = &ixgbe_read_eeprom_82599,
+ .read_buffer = &ixgbe_read_eeprom_buffer_82599,
.write = &ixgbe_write_eeprom_generic,
+ .write_buffer = &ixgbe_write_eeprom_buffer_bit_bang_generic,
.calc_checksum = &ixgbe_calc_eeprom_checksum_generic,
.validate_checksum = &ixgbe_validate_eeprom_checksum_generic,
.update_checksum = &ixgbe_update_eeprom_checksum_generic,
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-28 13:40:41 +0000