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path: root/drivers/net/sfc/boards.c
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Diffstat (limited to 'drivers/net/sfc/boards.c')
-rw-r--r--drivers/net/sfc/boards.c328
1 files changed, 0 insertions, 328 deletions
diff --git a/drivers/net/sfc/boards.c b/drivers/net/sfc/boards.c
deleted file mode 100644
index 4a4c74c891b7..000000000000
--- a/drivers/net/sfc/boards.c
+++ /dev/null
@@ -1,328 +0,0 @@
-/****************************************************************************
- * Driver for Solarflare Solarstorm network controllers and boards
- * Copyright 2007-2008 Solarflare Communications Inc.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published
- * by the Free Software Foundation, incorporated herein by reference.
- */
-
-#include "net_driver.h"
-#include "phy.h"
-#include "boards.h"
-#include "efx.h"
-#include "workarounds.h"
-
-/* Macros for unpacking the board revision */
-/* The revision info is in host byte order. */
-#define BOARD_TYPE(_rev) (_rev >> 8)
-#define BOARD_MAJOR(_rev) ((_rev >> 4) & 0xf)
-#define BOARD_MINOR(_rev) (_rev & 0xf)
-
-/* Blink support. If the PHY has no auto-blink mode so we hang it off a timer */
-#define BLINK_INTERVAL (HZ/2)
-
-static void blink_led_timer(unsigned long context)
-{
- struct efx_nic *efx = (struct efx_nic *)context;
- struct efx_blinker *bl = &efx->board_info.blinker;
- efx->board_info.set_id_led(efx, bl->state);
- bl->state = !bl->state;
- if (bl->resubmit)
- mod_timer(&bl->timer, jiffies + BLINK_INTERVAL);
-}
-
-static void board_blink(struct efx_nic *efx, bool blink)
-{
- struct efx_blinker *blinker = &efx->board_info.blinker;
-
- /* The rtnl mutex serialises all ethtool ioctls, so
- * nothing special needs doing here. */
- if (blink) {
- blinker->resubmit = true;
- blinker->state = false;
- setup_timer(&blinker->timer, blink_led_timer,
- (unsigned long)efx);
- mod_timer(&blinker->timer, jiffies + BLINK_INTERVAL);
- } else {
- blinker->resubmit = false;
- if (blinker->timer.function)
- del_timer_sync(&blinker->timer);
- efx->board_info.init_leds(efx);
- }
-}
-
-/*****************************************************************************
- * Support for LM87 sensor chip used on several boards
- */
-#define LM87_REG_ALARMS1 0x41
-#define LM87_REG_ALARMS2 0x42
-#define LM87_IN_LIMITS(nr, _min, _max) \
- 0x2B + (nr) * 2, _max, 0x2C + (nr) * 2, _min
-#define LM87_AIN_LIMITS(nr, _min, _max) \
- 0x3B + (nr), _max, 0x1A + (nr), _min
-#define LM87_TEMP_INT_LIMITS(_min, _max) \
- 0x39, _max, 0x3A, _min
-#define LM87_TEMP_EXT1_LIMITS(_min, _max) \
- 0x37, _max, 0x38, _min
-
-#define LM87_ALARM_TEMP_INT 0x10
-#define LM87_ALARM_TEMP_EXT1 0x20
-
-#if defined(CONFIG_SENSORS_LM87) || defined(CONFIG_SENSORS_LM87_MODULE)
-
-static int efx_init_lm87(struct efx_nic *efx, struct i2c_board_info *info,
- const u8 *reg_values)
-{
- struct i2c_client *client = i2c_new_device(&efx->i2c_adap, info);
- int rc;
-
- if (!client)
- return -EIO;
-
- while (*reg_values) {
- u8 reg = *reg_values++;
- u8 value = *reg_values++;
- rc = i2c_smbus_write_byte_data(client, reg, value);
- if (rc)
- goto err;
- }
-
- efx->board_info.hwmon_client = client;
- return 0;
-
-err:
- i2c_unregister_device(client);
- return rc;
-}
-
-static void efx_fini_lm87(struct efx_nic *efx)
-{
- i2c_unregister_device(efx->board_info.hwmon_client);
-}
-
-static int efx_check_lm87(struct efx_nic *efx, unsigned mask)
-{
- struct i2c_client *client = efx->board_info.hwmon_client;
- s32 alarms1, alarms2;
-
- /* If link is up then do not monitor temperature */
- if (EFX_WORKAROUND_7884(efx) && efx->link_up)
- return 0;
-
- alarms1 = i2c_smbus_read_byte_data(client, LM87_REG_ALARMS1);
- alarms2 = i2c_smbus_read_byte_data(client, LM87_REG_ALARMS2);
- if (alarms1 < 0)
- return alarms1;
- if (alarms2 < 0)
- return alarms2;
- alarms1 &= mask;
- alarms2 &= mask >> 8;
- if (alarms1 || alarms2) {
- EFX_ERR(efx,
- "LM87 detected a hardware failure (status %02x:%02x)"
- "%s%s\n",
- alarms1, alarms2,
- (alarms1 & LM87_ALARM_TEMP_INT) ? " INTERNAL" : "",
- (alarms1 & LM87_ALARM_TEMP_EXT1) ? " EXTERNAL" : "");
- return -ERANGE;
- }
-
- return 0;
-}
-
-#else /* !CONFIG_SENSORS_LM87 */
-
-static inline int
-efx_init_lm87(struct efx_nic *efx, struct i2c_board_info *info,
- const u8 *reg_values)
-{
- return 0;
-}
-static inline void efx_fini_lm87(struct efx_nic *efx)
-{
-}
-static inline int efx_check_lm87(struct efx_nic *efx, unsigned mask)
-{
- return 0;
-}
-
-#endif /* CONFIG_SENSORS_LM87 */
-
-/*****************************************************************************
- * Support for the SFE4002
- *
- */
-static u8 sfe4002_lm87_channel = 0x03; /* use AIN not FAN inputs */
-
-static const u8 sfe4002_lm87_regs[] = {
- LM87_IN_LIMITS(0, 0x83, 0x91), /* 2.5V: 1.8V +/- 5% */
- LM87_IN_LIMITS(1, 0x51, 0x5a), /* Vccp1: 1.2V +/- 5% */
- LM87_IN_LIMITS(2, 0xb6, 0xca), /* 3.3V: 3.3V +/- 5% */
- LM87_IN_LIMITS(3, 0xb0, 0xc9), /* 5V: 4.6-5.2V */
- LM87_IN_LIMITS(4, 0xb0, 0xe0), /* 12V: 11-14V */
- LM87_IN_LIMITS(5, 0x44, 0x4b), /* Vccp2: 1.0V +/- 5% */
- LM87_AIN_LIMITS(0, 0xa0, 0xb2), /* AIN1: 1.66V +/- 5% */
- LM87_AIN_LIMITS(1, 0x91, 0xa1), /* AIN2: 1.5V +/- 5% */
- LM87_TEMP_INT_LIMITS(10, 60), /* board */
- LM87_TEMP_EXT1_LIMITS(10, 70), /* Falcon */
- 0
-};
-
-static struct i2c_board_info sfe4002_hwmon_info = {
- I2C_BOARD_INFO("lm87", 0x2e),
- .platform_data = &sfe4002_lm87_channel,
-};
-
-/****************************************************************************/
-/* LED allocations. Note that on rev A0 boards the schematic and the reality
- * differ: red and green are swapped. Below is the fixed (A1) layout (there
- * are only 3 A0 boards in existence, so no real reason to make this
- * conditional).
- */
-#define SFE4002_FAULT_LED (2) /* Red */
-#define SFE4002_RX_LED (0) /* Green */
-#define SFE4002_TX_LED (1) /* Amber */
-
-static void sfe4002_init_leds(struct efx_nic *efx)
-{
- /* Set the TX and RX LEDs to reflect status and activity, and the
- * fault LED off */
- xfp_set_led(efx, SFE4002_TX_LED,
- QUAKE_LED_TXLINK | QUAKE_LED_LINK_ACTSTAT);
- xfp_set_led(efx, SFE4002_RX_LED,
- QUAKE_LED_RXLINK | QUAKE_LED_LINK_ACTSTAT);
- xfp_set_led(efx, SFE4002_FAULT_LED, QUAKE_LED_OFF);
-}
-
-static void sfe4002_set_id_led(struct efx_nic *efx, bool state)
-{
- xfp_set_led(efx, SFE4002_FAULT_LED, state ? QUAKE_LED_ON :
- QUAKE_LED_OFF);
-}
-
-static int sfe4002_check_hw(struct efx_nic *efx)
-{
- /* A0 board rev. 4002s report a temperature fault the whole time
- * (bad sensor) so we mask it out. */
- unsigned alarm_mask =
- (efx->board_info.major == 0 && efx->board_info.minor == 0) ?
- ~LM87_ALARM_TEMP_EXT1 : ~0;
-
- return efx_check_lm87(efx, alarm_mask);
-}
-
-static int sfe4002_init(struct efx_nic *efx)
-{
- int rc = efx_init_lm87(efx, &sfe4002_hwmon_info, sfe4002_lm87_regs);
- if (rc)
- return rc;
- efx->board_info.monitor = sfe4002_check_hw;
- efx->board_info.init_leds = sfe4002_init_leds;
- efx->board_info.set_id_led = sfe4002_set_id_led;
- efx->board_info.blink = board_blink;
- efx->board_info.fini = efx_fini_lm87;
- return 0;
-}
-
-/*****************************************************************************
- * Support for the SFN4112F
- *
- */
-static u8 sfn4112f_lm87_channel = 0x03; /* use AIN not FAN inputs */
-
-static const u8 sfn4112f_lm87_regs[] = {
- LM87_IN_LIMITS(0, 0x83, 0x91), /* 2.5V: 1.8V +/- 5% */
- LM87_IN_LIMITS(1, 0x51, 0x5a), /* Vccp1: 1.2V +/- 5% */
- LM87_IN_LIMITS(2, 0xb6, 0xca), /* 3.3V: 3.3V +/- 5% */
- LM87_IN_LIMITS(4, 0xb0, 0xe0), /* 12V: 11-14V */
- LM87_IN_LIMITS(5, 0x44, 0x4b), /* Vccp2: 1.0V +/- 5% */
- LM87_AIN_LIMITS(1, 0x91, 0xa1), /* AIN2: 1.5V +/- 5% */
- LM87_TEMP_INT_LIMITS(10, 60), /* board */
- LM87_TEMP_EXT1_LIMITS(10, 70), /* Falcon */
- 0
-};
-
-static struct i2c_board_info sfn4112f_hwmon_info = {
- I2C_BOARD_INFO("lm87", 0x2e),
- .platform_data = &sfn4112f_lm87_channel,
-};
-
-#define SFN4112F_ACT_LED 0
-#define SFN4112F_LINK_LED 1
-
-static void sfn4112f_init_leds(struct efx_nic *efx)
-{
- xfp_set_led(efx, SFN4112F_ACT_LED,
- QUAKE_LED_RXLINK | QUAKE_LED_LINK_ACT);
- xfp_set_led(efx, SFN4112F_LINK_LED,
- QUAKE_LED_RXLINK | QUAKE_LED_LINK_STAT);
-}
-
-static void sfn4112f_set_id_led(struct efx_nic *efx, bool state)
-{
- xfp_set_led(efx, SFN4112F_LINK_LED,
- state ? QUAKE_LED_ON : QUAKE_LED_OFF);
-}
-
-static int sfn4112f_check_hw(struct efx_nic *efx)
-{
- /* Mask out unused sensors */
- return efx_check_lm87(efx, ~0x48);
-}
-
-static int sfn4112f_init(struct efx_nic *efx)
-{
- int rc = efx_init_lm87(efx, &sfn4112f_hwmon_info, sfn4112f_lm87_regs);
- if (rc)
- return rc;
- efx->board_info.monitor = sfn4112f_check_hw;
- efx->board_info.init_leds = sfn4112f_init_leds;
- efx->board_info.set_id_led = sfn4112f_set_id_led;
- efx->board_info.blink = board_blink;
- efx->board_info.fini = efx_fini_lm87;
- return 0;
-}
-
-/* This will get expanded as board-specific details get moved out of the
- * PHY drivers. */
-struct efx_board_data {
- enum efx_board_type type;
- const char *ref_model;
- const char *gen_type;
- int (*init) (struct efx_nic *nic);
-};
-
-
-static struct efx_board_data board_data[] = {
- { EFX_BOARD_SFE4001, "SFE4001", "10GBASE-T adapter", sfe4001_init },
- { EFX_BOARD_SFE4002, "SFE4002", "XFP adapter", sfe4002_init },
- { EFX_BOARD_SFN4111T, "SFN4111T", "100/1000/10GBASE-T adapter",
- sfn4111t_init },
- { EFX_BOARD_SFN4112F, "SFN4112F", "SFP+ adapter",
- sfn4112f_init },
-};
-
-void efx_set_board_info(struct efx_nic *efx, u16 revision_info)
-{
- struct efx_board_data *data = NULL;
- int i;
-
- efx->board_info.type = BOARD_TYPE(revision_info);
- efx->board_info.major = BOARD_MAJOR(revision_info);
- efx->board_info.minor = BOARD_MINOR(revision_info);
-
- for (i = 0; i < ARRAY_SIZE(board_data); i++)
- if (board_data[i].type == efx->board_info.type)
- data = &board_data[i];
-
- if (data) {
- EFX_INFO(efx, "board is %s rev %c%d\n",
- (efx->pci_dev->subsystem_vendor == EFX_VENDID_SFC)
- ? data->ref_model : data->gen_type,
- 'A' + efx->board_info.major, efx->board_info.minor);
- efx->board_info.init = data->init;
- } else {
- EFX_ERR(efx, "unknown board type %d\n", efx->board_info.type);
- }
-}