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-rw-r--r--drivers/net/ixgb/ixgb.h28
-rw-r--r--drivers/net/ixgb/ixgb_ee.c50
-rw-r--r--drivers/net/ixgb/ixgb_ee.h2
-rw-r--r--drivers/net/ixgb/ixgb_ethtool.c17
-rw-r--r--drivers/net/ixgb/ixgb_hw.c57
-rw-r--r--drivers/net/ixgb/ixgb_hw.h18
-rw-r--r--drivers/net/ixgb/ixgb_main.c96
-rw-r--r--drivers/net/ixgb/ixgb_osdep.h7
8 files changed, 142 insertions, 133 deletions
diff --git a/drivers/net/ixgb/ixgb.h b/drivers/net/ixgb/ixgb.h
index 3d2e7217e9a..f2fff90d2c9 100644
--- a/drivers/net/ixgb/ixgb.h
+++ b/drivers/net/ixgb/ixgb.h
@@ -158,7 +158,6 @@ struct ixgb_adapter {
uint16_t link_speed;
uint16_t link_duplex;
spinlock_t tx_lock;
- atomic_t irq_sem;
struct work_struct tx_timeout_task;
struct timer_list blink_timer;
@@ -173,15 +172,15 @@ struct ixgb_adapter {
uint64_t hw_csum_tx_error;
uint32_t tx_int_delay;
uint32_t tx_timeout_count;
- boolean_t tx_int_delay_enable;
- boolean_t detect_tx_hung;
+ bool tx_int_delay_enable;
+ bool detect_tx_hung;
/* RX */
struct ixgb_desc_ring rx_ring;
uint64_t hw_csum_rx_error;
uint64_t hw_csum_rx_good;
uint32_t rx_int_delay;
- boolean_t rx_csum;
+ bool rx_csum;
/* OS defined structs */
struct napi_struct napi;
@@ -194,7 +193,16 @@ struct ixgb_adapter {
u16 msg_enable;
struct ixgb_hw_stats stats;
uint32_t alloc_rx_buff_failed;
- boolean_t have_msi;
+ bool have_msi;
+ unsigned long flags;
+};
+
+enum ixgb_state_t {
+ /* TBD
+ __IXGB_TESTING,
+ __IXGB_RESETTING,
+ */
+ __IXGB_DOWN
};
/* Exported from other modules */
@@ -203,4 +211,14 @@ extern void ixgb_set_ethtool_ops(struct net_device *netdev);
extern char ixgb_driver_name[];
extern const char ixgb_driver_version[];
+extern int ixgb_up(struct ixgb_adapter *adapter);
+extern void ixgb_down(struct ixgb_adapter *adapter, bool kill_watchdog);
+extern void ixgb_reset(struct ixgb_adapter *adapter);
+extern int ixgb_setup_rx_resources(struct ixgb_adapter *adapter);
+extern int ixgb_setup_tx_resources(struct ixgb_adapter *adapter);
+extern void ixgb_free_rx_resources(struct ixgb_adapter *adapter);
+extern void ixgb_free_tx_resources(struct ixgb_adapter *adapter);
+extern void ixgb_update_stats(struct ixgb_adapter *adapter);
+
+
#endif /* _IXGB_H_ */
diff --git a/drivers/net/ixgb/ixgb_ee.c b/drivers/net/ixgb/ixgb_ee.c
index e8eb0fd6c57..8e9302fc886 100644
--- a/drivers/net/ixgb/ixgb_ee.c
+++ b/drivers/net/ixgb/ixgb_ee.c
@@ -36,7 +36,7 @@ static void ixgb_shift_out_bits(struct ixgb_hw *hw,
uint16_t count);
static void ixgb_standby_eeprom(struct ixgb_hw *hw);
-static boolean_t ixgb_wait_eeprom_command(struct ixgb_hw *hw);
+static bool ixgb_wait_eeprom_command(struct ixgb_hw *hw);
static void ixgb_cleanup_eeprom(struct ixgb_hw *hw);
@@ -279,10 +279,10 @@ ixgb_cleanup_eeprom(struct ixgb_hw *hw)
* The command is done when the EEPROM's data out pin goes high.
*
* Returns:
- * TRUE: EEPROM data pin is high before timeout.
- * FALSE: Time expired.
+ * true: EEPROM data pin is high before timeout.
+ * false: Time expired.
*****************************************************************************/
-static boolean_t
+static bool
ixgb_wait_eeprom_command(struct ixgb_hw *hw)
{
uint32_t eecd_reg;
@@ -301,12 +301,12 @@ ixgb_wait_eeprom_command(struct ixgb_hw *hw)
eecd_reg = IXGB_READ_REG(hw, EECD);
if(eecd_reg & IXGB_EECD_DO)
- return (TRUE);
+ return (true);
udelay(50);
}
ASSERT(0);
- return (FALSE);
+ return (false);
}
/******************************************************************************
@@ -319,10 +319,10 @@ ixgb_wait_eeprom_command(struct ixgb_hw *hw)
* valid.
*
* Returns:
- * TRUE: Checksum is valid
- * FALSE: Checksum is not valid.
+ * true: Checksum is valid
+ * false: Checksum is not valid.
*****************************************************************************/
-boolean_t
+bool
ixgb_validate_eeprom_checksum(struct ixgb_hw *hw)
{
uint16_t checksum = 0;
@@ -332,9 +332,9 @@ ixgb_validate_eeprom_checksum(struct ixgb_hw *hw)
checksum += ixgb_read_eeprom(hw, i);
if(checksum == (uint16_t) EEPROM_SUM)
- return (TRUE);
+ return (true);
else
- return (FALSE);
+ return (false);
}
/******************************************************************************
@@ -457,10 +457,10 @@ ixgb_read_eeprom(struct ixgb_hw *hw,
* hw - Struct containing variables accessed by shared code
*
* Returns:
- * TRUE: if eeprom read is successful
- * FALSE: otherwise.
+ * true: if eeprom read is successful
+ * false: otherwise.
*****************************************************************************/
-boolean_t
+bool
ixgb_get_eeprom_data(struct ixgb_hw *hw)
{
uint16_t i;
@@ -484,16 +484,16 @@ ixgb_get_eeprom_data(struct ixgb_hw *hw)
/* clear the init_ctrl_reg_1 to signify that the cache is
* invalidated */
ee_map->init_ctrl_reg_1 = cpu_to_le16(EEPROM_ICW1_SIGNATURE_CLEAR);
- return (FALSE);
+ return (false);
}
if ((ee_map->init_ctrl_reg_1 & cpu_to_le16(EEPROM_ICW1_SIGNATURE_MASK))
!= cpu_to_le16(EEPROM_ICW1_SIGNATURE_VALID)) {
DEBUGOUT("ixgb_ee: Signature invalid.\n");
- return(FALSE);
+ return(false);
}
- return(TRUE);
+ return(true);
}
/******************************************************************************
@@ -503,17 +503,17 @@ ixgb_get_eeprom_data(struct ixgb_hw *hw)
* hw - Struct containing variables accessed by shared code
*
* Returns:
- * TRUE: eeprom signature was good and the eeprom read was successful
- * FALSE: otherwise.
+ * true: eeprom signature was good and the eeprom read was successful
+ * false: otherwise.
******************************************************************************/
-static boolean_t
+static bool
ixgb_check_and_get_eeprom_data (struct ixgb_hw* hw)
{
struct ixgb_ee_map_type *ee_map = (struct ixgb_ee_map_type *)hw->eeprom;
if ((ee_map->init_ctrl_reg_1 & cpu_to_le16(EEPROM_ICW1_SIGNATURE_MASK))
== cpu_to_le16(EEPROM_ICW1_SIGNATURE_VALID)) {
- return (TRUE);
+ return (true);
} else {
return ixgb_get_eeprom_data(hw);
}
@@ -533,7 +533,7 @@ ixgb_get_eeprom_word(struct ixgb_hw *hw, uint16_t index)
{
if ((index < IXGB_EEPROM_SIZE) &&
- (ixgb_check_and_get_eeprom_data(hw) == TRUE)) {
+ (ixgb_check_and_get_eeprom_data(hw) == true)) {
return(hw->eeprom[index]);
}
@@ -557,7 +557,7 @@ ixgb_get_ee_mac_addr(struct ixgb_hw *hw,
DEBUGFUNC("ixgb_get_ee_mac_addr");
- if (ixgb_check_and_get_eeprom_data(hw) == TRUE) {
+ if (ixgb_check_and_get_eeprom_data(hw) == true) {
for (i = 0; i < IXGB_ETH_LENGTH_OF_ADDRESS; i++) {
mac_addr[i] = ee_map->mac_addr[i];
DEBUGOUT2("mac(%d) = %.2X\n", i, mac_addr[i]);
@@ -577,7 +577,7 @@ ixgb_get_ee_mac_addr(struct ixgb_hw *hw,
uint32_t
ixgb_get_ee_pba_number(struct ixgb_hw *hw)
{
- if(ixgb_check_and_get_eeprom_data(hw) == TRUE)
+ if (ixgb_check_and_get_eeprom_data(hw) == true)
return (le16_to_cpu(hw->eeprom[EEPROM_PBA_1_2_REG])
| (le16_to_cpu(hw->eeprom[EEPROM_PBA_3_4_REG])<<16));
@@ -598,7 +598,7 @@ ixgb_get_ee_device_id(struct ixgb_hw *hw)
{
struct ixgb_ee_map_type *ee_map = (struct ixgb_ee_map_type *)hw->eeprom;
- if(ixgb_check_and_get_eeprom_data(hw) == TRUE)
+ if (ixgb_check_and_get_eeprom_data(hw) == true)
return (le16_to_cpu(ee_map->device_id));
return (0);
diff --git a/drivers/net/ixgb/ixgb_ee.h b/drivers/net/ixgb/ixgb_ee.h
index 7908bf3005e..da62f58276f 100644
--- a/drivers/net/ixgb/ixgb_ee.h
+++ b/drivers/net/ixgb/ixgb_ee.h
@@ -97,7 +97,7 @@ struct ixgb_ee_map_type {
/* EEPROM Functions */
uint16_t ixgb_read_eeprom(struct ixgb_hw *hw, uint16_t reg);
-boolean_t ixgb_validate_eeprom_checksum(struct ixgb_hw *hw);
+bool ixgb_validate_eeprom_checksum(struct ixgb_hw *hw);
void ixgb_update_eeprom_checksum(struct ixgb_hw *hw);
diff --git a/drivers/net/ixgb/ixgb_ethtool.c b/drivers/net/ixgb/ixgb_ethtool.c
index 75f3a68ee35..45ddf804fe5 100644
--- a/drivers/net/ixgb/ixgb_ethtool.c
+++ b/drivers/net/ixgb/ixgb_ethtool.c
@@ -32,15 +32,6 @@
#include <asm/uaccess.h>
-extern int ixgb_up(struct ixgb_adapter *adapter);
-extern void ixgb_down(struct ixgb_adapter *adapter, boolean_t kill_watchdog);
-extern void ixgb_reset(struct ixgb_adapter *adapter);
-extern int ixgb_setup_rx_resources(struct ixgb_adapter *adapter);
-extern int ixgb_setup_tx_resources(struct ixgb_adapter *adapter);
-extern void ixgb_free_rx_resources(struct ixgb_adapter *adapter);
-extern void ixgb_free_tx_resources(struct ixgb_adapter *adapter);
-extern void ixgb_update_stats(struct ixgb_adapter *adapter);
-
#define IXGB_ALL_RAR_ENTRIES 16
struct ixgb_stats {
@@ -136,7 +127,7 @@ ixgb_set_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
return -EINVAL;
if(netif_running(adapter->netdev)) {
- ixgb_down(adapter, TRUE);
+ ixgb_down(adapter, true);
ixgb_reset(adapter);
ixgb_up(adapter);
ixgb_set_speed_duplex(netdev);
@@ -185,7 +176,7 @@ ixgb_set_pauseparam(struct net_device *netdev,
hw->fc.type = ixgb_fc_none;
if(netif_running(adapter->netdev)) {
- ixgb_down(adapter, TRUE);
+ ixgb_down(adapter, true);
ixgb_up(adapter);
ixgb_set_speed_duplex(netdev);
} else
@@ -210,7 +201,7 @@ ixgb_set_rx_csum(struct net_device *netdev, uint32_t data)
adapter->rx_csum = data;
if(netif_running(netdev)) {
- ixgb_down(adapter,TRUE);
+ ixgb_down(adapter, true);
ixgb_up(adapter);
ixgb_set_speed_duplex(netdev);
} else
@@ -570,7 +561,7 @@ ixgb_set_ringparam(struct net_device *netdev,
return -EINVAL;
if(netif_running(adapter->netdev))
- ixgb_down(adapter,TRUE);
+ ixgb_down(adapter, true);
rxdr->count = max(ring->rx_pending,(uint32_t)MIN_RXD);
rxdr->count = min(rxdr->count,(uint32_t)MAX_RXD);
diff --git a/drivers/net/ixgb/ixgb_hw.c b/drivers/net/ixgb/ixgb_hw.c
index 80a8b988822..8a04bbd258a 100644
--- a/drivers/net/ixgb/ixgb_hw.c
+++ b/drivers/net/ixgb/ixgb_hw.c
@@ -41,7 +41,7 @@ static void ixgb_mta_set(struct ixgb_hw *hw, uint32_t hash_value);
static void ixgb_get_bus_info(struct ixgb_hw *hw);
-static boolean_t ixgb_link_reset(struct ixgb_hw *hw);
+static bool ixgb_link_reset(struct ixgb_hw *hw);
static void ixgb_optics_reset(struct ixgb_hw *hw);
@@ -60,9 +60,9 @@ static uint16_t ixgb_read_phy_reg(struct ixgb_hw *hw,
uint32_t phy_address,
uint32_t device_type);
-static boolean_t ixgb_setup_fc(struct ixgb_hw *hw);
+static bool ixgb_setup_fc(struct ixgb_hw *hw);
-static boolean_t mac_addr_valid(uint8_t *mac_addr);
+static bool mac_addr_valid(uint8_t *mac_addr);
static uint32_t ixgb_mac_reset(struct ixgb_hw *hw)
{
@@ -114,7 +114,7 @@ static uint32_t ixgb_mac_reset(struct ixgb_hw *hw)
*
* hw - Struct containing variables accessed by shared code
*****************************************************************************/
-boolean_t
+bool
ixgb_adapter_stop(struct ixgb_hw *hw)
{
uint32_t ctrl_reg;
@@ -127,13 +127,13 @@ ixgb_adapter_stop(struct ixgb_hw *hw)
*/
if(hw->adapter_stopped) {
DEBUGOUT("Exiting because the adapter is already stopped!!!\n");
- return FALSE;
+ return false;
}
/* Set the Adapter Stopped flag so other driver functions stop
* touching the Hardware.
*/
- hw->adapter_stopped = TRUE;
+ hw->adapter_stopped = true;
/* Clear interrupt mask to stop board from generating interrupts */
DEBUGOUT("Masking off all interrupts\n");
@@ -286,15 +286,15 @@ ixgb_identify_phy(struct ixgb_hw *hw)
* Leaves the transmit and receive units disabled and uninitialized.
*
* Returns:
- * TRUE if successful,
- * FALSE if unrecoverable problems were encountered.
+ * true if successful,
+ * false if unrecoverable problems were encountered.
*****************************************************************************/
-boolean_t
+bool
ixgb_init_hw(struct ixgb_hw *hw)
{
uint32_t i;
uint32_t ctrl_reg;
- boolean_t status;
+ bool status;
DEBUGFUNC("ixgb_init_hw");
@@ -318,9 +318,8 @@ ixgb_init_hw(struct ixgb_hw *hw)
/* Delay a few ms just to allow the reset to complete */
msleep(IXGB_DELAY_AFTER_EE_RESET);
- if (ixgb_get_eeprom_data(hw) == FALSE) {
- return(FALSE);
- }
+ if (!ixgb_get_eeprom_data(hw))
+ return false;
/* Use the device id to determine the type of phy/transceiver. */
hw->device_id = ixgb_get_ee_device_id(hw);
@@ -337,11 +336,11 @@ ixgb_init_hw(struct ixgb_hw *hw)
*/
if (!mac_addr_valid(hw->curr_mac_addr)) {
DEBUGOUT("MAC address invalid after ixgb_init_rx_addrs\n");
- return(FALSE);
+ return(false);
}
/* tell the routines in this file they can access hardware again */
- hw->adapter_stopped = FALSE;
+ hw->adapter_stopped = false;
/* Fill in the bus_info structure */
ixgb_get_bus_info(hw);
@@ -661,12 +660,12 @@ ixgb_clear_vfta(struct ixgb_hw *hw)
* hw - Struct containing variables accessed by shared code
*****************************************************************************/
-static boolean_t
+static bool
ixgb_setup_fc(struct ixgb_hw *hw)
{
uint32_t ctrl_reg;
uint32_t pap_reg = 0; /* by default, assume no pause time */
- boolean_t status = TRUE;
+ bool status = true;
DEBUGFUNC("ixgb_setup_fc");
@@ -950,7 +949,7 @@ ixgb_check_for_link(struct ixgb_hw *hw)
if ((xpcss_reg & IXGB_XPCSS_ALIGN_STATUS) &&
(status_reg & IXGB_STATUS_LU)) {
- hw->link_up = TRUE;
+ hw->link_up = true;
} else if (!(xpcss_reg & IXGB_XPCSS_ALIGN_STATUS) &&
(status_reg & IXGB_STATUS_LU)) {
DEBUGOUT("XPCSS Not Aligned while Status:LU is set.\n");
@@ -974,10 +973,10 @@ ixgb_check_for_link(struct ixgb_hw *hw)
*
* Called by any function that needs to check the link status of the adapter.
*****************************************************************************/
-boolean_t ixgb_check_for_bad_link(struct ixgb_hw *hw)
+bool ixgb_check_for_bad_link(struct ixgb_hw *hw)
{
uint32_t newLFC, newRFC;
- boolean_t bad_link_returncode = FALSE;
+ bool bad_link_returncode = false;
if (hw->phy_type == ixgb_phy_type_txn17401) {
newLFC = IXGB_READ_REG(hw, LFC);
@@ -986,7 +985,7 @@ boolean_t ixgb_check_for_bad_link(struct ixgb_hw *hw)
|| (hw->lastRFC + 250 < newRFC)) {
DEBUGOUT
("BAD LINK! too many LFC/RFC since last check\n");
- bad_link_returncode = TRUE;
+ bad_link_returncode = true;
}
hw->lastLFC = newLFC;
hw->lastRFC = newRFC;
@@ -1155,21 +1154,21 @@ ixgb_get_bus_info(struct ixgb_hw *hw)
* mac_addr - pointer to MAC address.
*
*****************************************************************************/
-static boolean_t
+static bool
mac_addr_valid(uint8_t *mac_addr)
{
- boolean_t is_valid = TRUE;
+ bool is_valid = true;
DEBUGFUNC("mac_addr_valid");
/* Make sure it is not a multicast address */
if (IS_MULTICAST(mac_addr)) {
DEBUGOUT("MAC address is multicast\n");
- is_valid = FALSE;
+ is_valid = false;
}
/* Not a broadcast address */
else if (IS_BROADCAST(mac_addr)) {
DEBUGOUT("MAC address is broadcast\n");
- is_valid = FALSE;
+ is_valid = false;
}
/* Reject the zero address */
else if (mac_addr[0] == 0 &&
@@ -1179,7 +1178,7 @@ mac_addr_valid(uint8_t *mac_addr)
mac_addr[4] == 0 &&
mac_addr[5] == 0) {
DEBUGOUT("MAC address is all zeros\n");
- is_valid = FALSE;
+ is_valid = false;
}
return (is_valid);
}
@@ -1190,10 +1189,10 @@ mac_addr_valid(uint8_t *mac_addr)
*
* hw - Struct containing variables accessed by shared code
*****************************************************************************/
-static boolean_t
+static bool
ixgb_link_reset(struct ixgb_hw *hw)
{
- boolean_t link_status = FALSE;
+ bool link_status = false;
uint8_t wait_retries = MAX_RESET_ITERATIONS;
uint8_t lrst_retries = MAX_RESET_ITERATIONS;
@@ -1208,7 +1207,7 @@ ixgb_link_reset(struct ixgb_hw *hw)
link_status =
((IXGB_READ_REG(hw, STATUS) & IXGB_STATUS_LU)
&& (IXGB_READ_REG(hw, XPCSS) &
- IXGB_XPCSS_ALIGN_STATUS)) ? TRUE : FALSE;
+ IXGB_XPCSS_ALIGN_STATUS)) ? true : false;
} while (!link_status && --wait_retries);
} while (!link_status && --lrst_retries);
diff --git a/drivers/net/ixgb/ixgb_hw.h b/drivers/net/ixgb/ixgb_hw.h
index 4f176ff2b78..d4e95665ce9 100644
--- a/drivers/net/ixgb/ixgb_hw.h
+++ b/drivers/net/ixgb/ixgb_hw.h
@@ -650,7 +650,7 @@ struct ixgb_flash_buffer {
* This is a little-endian specific check.
*/
#define IS_MULTICAST(Address) \
- (boolean_t)(((uint8_t *)(Address))[0] & ((uint8_t)0x01))
+ (bool)(((uint8_t *)(Address))[0] & ((uint8_t)0x01))
/*
* Check whether an address is broadcast.
@@ -663,7 +663,7 @@ struct ixgb_fc {
uint32_t high_water; /* Flow Control High-water */
uint32_t low_water; /* Flow Control Low-water */
uint16_t pause_time; /* Flow Control Pause timer */
- boolean_t send_xon; /* Flow control send XON */
+ bool send_xon; /* Flow control send XON */
ixgb_fc_type type; /* Type of flow control */
};
@@ -700,8 +700,8 @@ struct ixgb_hw {
uint32_t num_tx_desc; /* Number of Transmit descriptors */
uint32_t num_rx_desc; /* Number of Receive descriptors */
uint32_t rx_buffer_size; /* Size of Receive buffer */
- boolean_t link_up; /* TRUE if link is valid */
- boolean_t adapter_stopped; /* State of adapter */
+ bool link_up; /* true if link is valid */
+ bool adapter_stopped; /* State of adapter */
uint16_t device_id; /* device id from PCI configuration space */
uint16_t vendor_id; /* vendor id from PCI configuration space */
uint8_t revision_id; /* revision id from PCI configuration space */
@@ -783,11 +783,11 @@ struct ixgb_hw_stats {
};
/* Function Prototypes */
-extern boolean_t ixgb_adapter_stop(struct ixgb_hw *hw);
-extern boolean_t ixgb_init_hw(struct ixgb_hw *hw);
-extern boolean_t ixgb_adapter_start(struct ixgb_hw *hw);
+extern bool ixgb_adapter_stop(struct ixgb_hw *hw);
+extern bool ixgb_init_hw(struct ixgb_hw *hw);
+extern bool ixgb_adapter_start(struct ixgb_hw *hw);
extern void ixgb_check_for_link(struct ixgb_hw *hw);
-extern boolean_t ixgb_check_for_bad_link(struct ixgb_hw *hw);
+extern bool ixgb_check_for_bad_link(struct ixgb_hw *hw);
extern void ixgb_rar_set(struct ixgb_hw *hw,
uint8_t *addr,
@@ -809,7 +809,7 @@ extern void ixgb_write_vfta(struct ixgb_hw *hw,
void ixgb_get_ee_mac_addr(struct ixgb_hw *hw, uint8_t *mac_addr);
uint32_t ixgb_get_ee_pba_number(struct ixgb_hw *hw);
uint16_t ixgb_get_ee_device_id(struct ixgb_hw *hw);
-boolean_t ixgb_get_eeprom_data(struct ixgb_hw *hw);
+bool ixgb_get_eeprom_data(struct ixgb_hw *hw);
__le16 ixgb_get_eeprom_word(struct ixgb_hw *hw, uint16_t index);
/* Everything else */
diff --git a/drivers/net/ixgb/ixgb_main.c b/drivers/net/ixgb/ixgb_main.c
index 6738b4d097f..c68b182af00 100644
--- a/drivers/net/ixgb/ixgb_main.c
+++ b/drivers/net/ixgb/ixgb_main.c
@@ -67,7 +67,7 @@ MODULE_DEVICE_TABLE(pci, ixgb_pci_tbl);
/* Local Function Prototypes */
int ixgb_up(struct ixgb_adapter *adapter);
-void ixgb_down(struct ixgb_adapter *adapter, boolean_t kill_watchdog);
+void ixgb_down(struct ixgb_adapter *adapter, bool kill_watchdog);
void ixgb_reset(struct ixgb_adapter *adapter);
int ixgb_setup_tx_resources(struct ixgb_adapter *adapter);
int ixgb_setup_rx_resources(struct ixgb_adapter *adapter);
@@ -94,14 +94,14 @@ static struct net_device_stats *ixgb_get_stats(struct net_device *netdev);
static int ixgb_change_mtu(struct net_device *netdev, int new_mtu);
static int ixgb_set_mac(struct net_device *netdev, void *p);
static irqreturn_t ixgb_intr(int irq, void *data);
-static boolean_t ixgb_clean_tx_irq(struct ixgb_adapter *adapter);
+static bool ixgb_clean_tx_irq(struct ixgb_adapter *adapter);
#ifdef CONFIG_IXGB_NAPI
static int ixgb_clean(struct napi_struct *napi, int budget);
-static boolean_t ixgb_clean_rx_irq(struct ixgb_adapter *adapter,
- int *work_done, int work_to_do);
+static bool ixgb_clean_rx_irq(struct ixgb_adapter *adapter,
+ int *work_done, int work_to_do);
#else
-static boolean_t ixgb_clean_rx_irq(struct ixgb_adapter *adapter);
+static bool ixgb_clean_rx_irq(struct ixgb_adapter *adapter);
#endif
static void ixgb_alloc_rx_buffers(struct ixgb_adapter *adapter);
static void ixgb_tx_timeout(struct net_device *dev);
@@ -197,7 +197,6 @@ module_exit(ixgb_exit_module);
static void
ixgb_irq_disable(struct ixgb_adapter *adapter)
{
- atomic_inc(&adapter->irq_sem);
IXGB_WRITE_REG(&adapter->hw, IMC, ~0);
IXGB_WRITE_FLUSH(&adapter->hw);
synchronize_irq(adapter->pdev->irq);
@@ -211,14 +210,12 @@ ixgb_irq_disable(struct ixgb_adapter *adapter)
static void
ixgb_irq_enable(struct ixgb_adapter *adapter)
{
- if(atomic_dec_and_test(&adapter->irq_sem)) {
- u32 val = IXGB_INT_RXT0 | IXGB_INT_RXDMT0 |
- IXGB_INT_TXDW | IXGB_INT_LSC;
- if (adapter->hw.subsystem_vendor_id == SUN_SUBVENDOR_ID)
- val |= IXGB_INT_GPI0;
- IXGB_WRITE_REG(&adapter->hw, IMS, val);
- IXGB_WRITE_FLUSH(&adapter->hw);
- }
+ u32 val = IXGB_INT_RXT0 | IXGB_INT_RXDMT0 |
+ IXGB_INT_TXDW | IXGB_INT_LSC;
+ if (adapter->hw.subsystem_vendor_id == SUN_SUBVENDOR_ID)
+ val |= IXGB_INT_GPI0;
+ IXGB_WRITE_REG(&adapter->hw, IMS, val);
+ IXGB_WRITE_FLUSH(&adapter->hw);
}
int
@@ -283,26 +280,30 @@ ixgb_up(struct ixgb_adapter *adapter)
}
}
- mod_timer(&adapter->watchdog_timer, jiffies);
+ clear_bit(__IXGB_DOWN, &adapter->flags);
#ifdef CONFIG_IXGB_NAPI
napi_enable(&adapter->napi);
#endif
ixgb_irq_enable(adapter);
+ mod_timer(&adapter->watchdog_timer, jiffies);
+
return 0;
}
void
-ixgb_down(struct ixgb_adapter *adapter, boolean_t kill_watchdog)
+ixgb_down(struct ixgb_adapter *adapter, bool kill_watchdog)
{
struct net_device *netdev = adapter->netdev;
+ /* prevent the interrupt handler from restarting watchdog */
+ set_bit(__IXGB_DOWN, &adapter->flags);
+
#ifdef CONFIG_IXGB_NAPI
napi_disable(&adapter->napi);
- atomic_set(&adapter->irq_sem, 0);
#endif
-
+ /* waiting for NAPI to complete can re-enable interrupts */
ixgb_irq_disable(adapter);
free_irq(adapter->pdev->irq, netdev);
@@ -589,9 +590,9 @@ ixgb_sw_init(struct ixgb_adapter *adapter)
/* enable flow control to be programmed */
hw->fc.send_xon = 1;
- atomic_set(&adapter->irq_sem, 1);
spin_lock_init(&adapter->tx_lock);
+ set_bit(__IXGB_DOWN, &adapter->flags);
return 0;
}
@@ -656,7 +657,7 @@ ixgb_close(struct net_device *netdev)
{
struct ixgb_adapter *adapter = netdev_priv(netdev);
- ixgb_down(adapter, TRUE);
+ ixgb_down(adapter, true);
ixgb_free_tx_resources(adapter);
ixgb_free_rx_resources(adapter);
@@ -881,7 +882,7 @@ ixgb_configure_rx(struct ixgb_adapter *adapter)
IXGB_WRITE_REG(hw, RXDCTL, rxdctl);
/* Enable Receive Checksum Offload for TCP and UDP */
- if(adapter->rx_csum == TRUE) {
+ if (adapter->rx_csum) {
rxcsum = IXGB_READ_REG(hw, RXCSUM);
rxcsum |= IXGB_RXCSUM_TUOFL;
IXGB_WRITE_REG(hw, RXCSUM, rxcsum);
@@ -1164,7 +1165,7 @@ ixgb_watchdog(unsigned long data)
}
/* Force detection of hung controller every watchdog period */
- adapter->detect_tx_hung = TRUE;
+ adapter->detect_tx_hung = true;
/* generate an interrupt to force clean up of any stragglers */
IXGB_WRITE_REG(&adapter->hw, ICS, IXGB_INT_TXDW);
@@ -1243,7 +1244,7 @@ ixgb_tso(struct ixgb_adapter *adapter, struct sk_buff *skb)
return 0;
}
-static boolean_t
+static bool
ixgb_tx_csum(struct ixgb_adapter *adapter, struct sk_buff *skb)
{
struct ixgb_context_desc *context_desc;
@@ -1275,10 +1276,10 @@ ixgb_tx_csum(struct ixgb_adapter *adapter, struct sk_buff *skb)
if(++i == adapter->tx_ring.count) i = 0;
adapter->tx_ring.next_to_use = i;
- return TRUE;
+ return true;
}
- return FALSE;
+ return false;
}
#define IXGB_MAX_TXD_PWR 14
@@ -1464,14 +1465,18 @@ ixgb_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
int vlan_id = 0;
int tso;
+ if (test_bit(__IXGB_DOWN, &adapter->flags)) {
+ dev_kfree_skb(skb);
+ return NETDEV_TX_OK;
+ }
+
if(skb->len <= 0) {
dev_kfree_skb_any(skb);
return 0;
}
#ifdef NETIF_F_LLTX
- local_irq_save(flags);
- if (!spin_trylock(&adapter->tx_lock)) {
+ if (!spin_trylock_irqsave(&adapter->tx_lock, flags)) {
/* Collision - tell upper layer to requeue */
local_irq_restore(flags);
return NETDEV_TX_LOCKED;
@@ -1548,7 +1553,7 @@ ixgb_tx_timeout_task(struct work_struct *work)
container_of(work, struct ixgb_adapter, tx_timeout_task);
adapter->tx_timeout_count++;
- ixgb_down(adapter, TRUE);
+ ixgb_down(adapter, true);
ixgb_up(adapter);
}
@@ -1595,7 +1600,7 @@ ixgb_change_mtu(struct net_device *netdev, int new_mtu)
netdev->mtu = new_mtu;
if ((old_max_frame != max_frame) && netif_running(netdev)) {
- ixgb_down(adapter, TRUE);
+ ixgb_down(adapter, true);
ixgb_up(adapter);
}
@@ -1753,9 +1758,9 @@ ixgb_intr(int irq, void *data)
if(unlikely(!icr))
return IRQ_NONE; /* Not our interrupt */
- if(unlikely(icr & (IXGB_INT_RXSEQ | IXGB_INT_LSC))) {
- mod_timer(&adapter->watchdog_timer, jiffies);
- }
+ if (unlikely(icr & (IXGB_INT_RXSEQ | IXGB_INT_LSC)))
+ if (!test_bit(__IXGB_DOWN, &adapter->flags))
+ mod_timer(&adapter->watchdog_timer, jiffies);
#ifdef CONFIG_IXGB_NAPI
if (netif_rx_schedule_prep(netdev, &adapter->napi)) {
@@ -1764,7 +1769,6 @@ ixgb_intr(int irq, void *data)
of the posted write is intentionally left out.
*/
- atomic_inc(&adapter->irq_sem);
IXGB_WRITE_REG(&adapter->hw, IMC, ~0);
__netif_rx_schedule(netdev, &adapter->napi);
}
@@ -1812,7 +1816,7 @@ ixgb_clean(struct napi_struct *napi, int budget)
* @adapter: board private structure
**/
-static boolean_t
+static bool
ixgb_clean_tx_irq(struct ixgb_adapter *adapter)
{
struct ixgb_desc_ring *tx_ring = &adapter->tx_ring;
@@ -1820,7 +1824,7 @@ ixgb_clean_tx_irq(struct ixgb_adapter *adapter)
struct ixgb_tx_desc *tx_desc, *eop_desc;
struct ixgb_buffer *buffer_info;
unsigned int i, eop;
- boolean_t cleaned = FALSE;
+ bool cleaned = false;
i = tx_ring->next_to_clean;
eop = tx_ring->buffer_info[i].next_to_watch;
@@ -1828,7 +1832,7 @@ ixgb_clean_tx_irq(struct ixgb_adapter *adapter)
while(eop_desc->status & IXGB_TX_DESC_STATUS_DD) {
- for(cleaned = FALSE; !cleaned; ) {
+ for (cleaned = false; !cleaned; ) {
tx_desc = IXGB_TX_DESC(*tx_ring, i);
buffer_info = &tx_ring->buffer_info[i];
@@ -1862,7 +1866,7 @@ ixgb_clean_tx_irq(struct ixgb_adapter *adapter)
if(adapter->detect_tx_hung) {
/* detect a transmit hang in hardware, this serializes the
* check with the clearing of time_stamp and movement of i */
- adapter->detect_tx_hung = FALSE;
+ adapter->detect_tx_hung = false;
if (tx_ring->buffer_info[eop].dma &&
time_after(jiffies, tx_ring->buffer_info[eop].time_stamp + HZ)
&& !(IXGB_READ_REG(&adapter->hw, STATUS) &
@@ -1932,7 +1936,7 @@ ixgb_rx_checksum(struct ixgb_adapter *adapter,
* @adapter: board private structure
**/
-static boolean_t
+static bool
#ifdef CONFIG_IXGB_NAPI
ixgb_clean_rx_irq(struct ixgb_adapter *adapter, int *work_done, int work_to_do)
#else
@@ -1946,7 +1950,7 @@ ixgb_clean_rx_irq(struct ixgb_adapter *adapter)
struct ixgb_buffer *buffer_info, *next_buffer, *next2_buffer;
uint32_t length;
unsigned int i, j;
- boolean_t cleaned = FALSE;
+ bool cleaned = false;
i = rx_ring->next_to_clean;
rx_desc = IXGB_RX_DESC(*rx_ring, i);
@@ -1980,7 +1984,7 @@ ixgb_clean_rx_irq(struct ixgb_adapter *adapter)
next_skb = next_buffer->skb;
prefetch(next_skb);
- cleaned = TRUE;
+ cleaned = true;
pci_unmap_single(pdev,
buffer_info->dma,
@@ -2193,7 +2197,9 @@ ixgb_vlan_rx_register(struct net_device *netdev, struct vlan_group *grp)
IXGB_WRITE_REG(&adapter->hw, RCTL, rctl);
}
- ixgb_irq_enable(adapter);
+ /* don't enable interrupts unless we are UP */
+ if (adapter->netdev->flags & IFF_UP)
+ ixgb_irq_enable(adapter);
}
static void
@@ -2220,9 +2226,11 @@ ixgb_vlan_rx_kill_vid(struct net_device *netdev, uint16_t vid)
vlan_group_set_device(adapter->vlgrp, vid, NULL);
- ixgb_irq_enable(adapter);
+ /* don't enable interrupts unless we are UP */
+ if (adapter->netdev->flags & IFF_UP)
+ ixgb_irq_enable(adapter);
- /* remove VID from filter table*/
+ /* remove VID from filter table */
index = (vid >> 5) & 0x7F;
vfta = IXGB_READ_REG_ARRAY(&adapter->hw, VFTA, index);
@@ -2277,7 +2285,7 @@ static pci_ers_result_t ixgb_io_error_detected (struct pci_dev *pdev,
struct ixgb_adapter *adapter = netdev_priv(netdev);
if(netif_running(netdev))
- ixgb_down(adapter, TRUE);
+ ixgb_down(adapter, true);
pci_disable_device(pdev);
diff --git a/drivers/net/ixgb/ixgb_osdep.h b/drivers/net/ixgb/ixgb_osdep.h
index 9e04a6b3ae0..4be1b273e1b 100644
--- a/drivers/net/ixgb/ixgb_osdep.h
+++ b/drivers/net/ixgb/ixgb_osdep.h
@@ -39,13 +39,6 @@
#include <linux/interrupt.h>
#include <linux/sched.h>
-typedef enum {
-#undef FALSE
- FALSE = 0,
-#undef TRUE
- TRUE = 1
-} boolean_t;
-
#undef ASSERT
#define ASSERT(x) if(!(x)) BUG()
#define MSGOUT(S, A, B) printk(KERN_DEBUG S "\n", A, B)
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-25 18:43:55 +0000