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authorLinus Torvalds <torvalds@linux-foundation.org>2010-02-19 19:34:56 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2010-02-19 19:34:56 -0800
commit8386cda3f9faadcdcf0205ab6b84b03ce4ee1f6f (patch)
tree8f7be8e77f9915bc0a276f1263674ad8448415ee /drivers
parent83bdd240eeb388a611b2bdbed9afdb3192966cec (diff)
parent242cc0547f3bcecc0b02ca6f3e9512760185727e (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: sfc: SFE4002/SFN4112F: Widen temperature and voltage tolerances sfc: Fix sign of efx_mcdi_poll_reboot() error in efx_mcdi_poll() net-sysfs: Use rtnl_trylock in wireless sysfs methods. net: Fix sysctl restarts...
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/sfc/falcon_boards.c45
-rw-r--r--drivers/net/sfc/mcdi.c2
2 files changed, 28 insertions, 19 deletions
diff --git a/drivers/net/sfc/falcon_boards.c b/drivers/net/sfc/falcon_boards.c
index bf0b96af533..5712fddd72f 100644
--- a/drivers/net/sfc/falcon_boards.c
+++ b/drivers/net/sfc/falcon_boards.c
@@ -29,6 +29,15 @@
#define FALCON_BOARD_SFN4111T 0x51
#define FALCON_BOARD_SFN4112F 0x52
+/* Board temperature is about 15°C above ambient when air flow is
+ * limited. */
+#define FALCON_BOARD_TEMP_BIAS 15
+
+/* SFC4000 datasheet says: 'The maximum permitted junction temperature
+ * is 125°C; the thermal design of the environment for the SFC4000
+ * should aim to keep this well below 100°C.' */
+#define FALCON_JUNC_TEMP_MAX 90
+
/*****************************************************************************
* Support for LM87 sensor chip used on several boards
*/
@@ -548,16 +557,16 @@ fail_hwmon:
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 */
+ LM87_IN_LIMITS(0, 0x7c, 0x99), /* 2.5V: 1.8V +/- 10% */
+ LM87_IN_LIMITS(1, 0x4c, 0x5e), /* Vccp1: 1.2V +/- 10% */
+ LM87_IN_LIMITS(2, 0xac, 0xd4), /* 3.3V: 3.3V +/- 10% */
+ LM87_IN_LIMITS(3, 0xac, 0xd4), /* 5V: 5.0V +/- 10% */
+ LM87_IN_LIMITS(4, 0xac, 0xe0), /* 12V: 10.8-14V */
+ LM87_IN_LIMITS(5, 0x3f, 0x4f), /* Vccp2: 1.0V +/- 10% */
+ LM87_AIN_LIMITS(0, 0x98, 0xbb), /* AIN1: 1.66V +/- 10% */
+ LM87_AIN_LIMITS(1, 0x8a, 0xa9), /* AIN2: 1.5V +/- 10% */
+ LM87_TEMP_INT_LIMITS(0, 80 + FALCON_BOARD_TEMP_BIAS),
+ LM87_TEMP_EXT1_LIMITS(0, FALCON_JUNC_TEMP_MAX),
0
};
@@ -619,14 +628,14 @@ static int sfe4002_init(struct efx_nic *efx)
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 */
+ LM87_IN_LIMITS(0, 0x7c, 0x99), /* 2.5V: 1.8V +/- 10% */
+ LM87_IN_LIMITS(1, 0x4c, 0x5e), /* Vccp1: 1.2V +/- 10% */
+ LM87_IN_LIMITS(2, 0xac, 0xd4), /* 3.3V: 3.3V +/- 10% */
+ LM87_IN_LIMITS(4, 0xac, 0xe0), /* 12V: 10.8-14V */
+ LM87_IN_LIMITS(5, 0x3f, 0x4f), /* Vccp2: 1.0V +/- 10% */
+ LM87_AIN_LIMITS(1, 0x8a, 0xa9), /* AIN2: 1.5V +/- 10% */
+ LM87_TEMP_INT_LIMITS(0, 60 + FALCON_BOARD_TEMP_BIAS),
+ LM87_TEMP_EXT1_LIMITS(0, FALCON_JUNC_TEMP_MAX),
0
};
diff --git a/drivers/net/sfc/mcdi.c b/drivers/net/sfc/mcdi.c
index 9f035b9f035..f66b3da6ddf 100644
--- a/drivers/net/sfc/mcdi.c
+++ b/drivers/net/sfc/mcdi.c
@@ -127,7 +127,7 @@ static int efx_mcdi_poll(struct efx_nic *efx)
efx_dword_t reg;
/* Check for a reboot atomically with respect to efx_mcdi_copyout() */
- rc = efx_mcdi_poll_reboot(efx);
+ rc = -efx_mcdi_poll_reboot(efx);
if (rc)
goto out;