diff options
| author | Jacob Keller <jacob.e.keller@intel.com> | 2015-06-04 02:31:10 +0300 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2015-06-18 00:21:26 +0300 |
| commit | 646725a7c9cbdefd8df4ae7b3217a992ad64a4cd (patch) | |
| tree | 4fa48cb8da9095f67a69b619ffa3567fb3b398d5 /drivers/net/ethernet | |
| parent | 7fef39322ce7a0c1bbb5b48bef61b6c1aef73b96 (diff) | |
| download | linux-646725a7c9cbdefd8df4ae7b3217a992ad64a4cd.tar.xz | |
fm10k: fix incorrect DIR_NEVATIVE bit in 1588 code
The SYSTIME_CFG.Adjust Direction bit is actually supposed to indicate
that the adjustment is positive. Fix the code to align correctly with
hardware and documentation.
Signed-off-by: Jacob Keller <jacob.e.keller@intel.com>
Tested-by: Krishneil Singh <Krishneil.k.singh@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet')
| -rw-r--r-- | drivers/net/ethernet/intel/fm10k/fm10k_pf.c | 4 | ||||
| -rw-r--r-- | drivers/net/ethernet/intel/fm10k/fm10k_type.h | 2 |
2 files changed, 3 insertions, 3 deletions
diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_pf.c b/drivers/net/ethernet/intel/fm10k/fm10k_pf.c index 49c8ad647680..85162b7d331a 100644 --- a/drivers/net/ethernet/intel/fm10k/fm10k_pf.c +++ b/drivers/net/ethernet/intel/fm10k/fm10k_pf.c @@ -1792,8 +1792,8 @@ static s32 fm10k_adjust_systime_pf(struct fm10k_hw *hw, s32 ppb) if (systime_adjust > FM10K_SW_SYSTIME_ADJUST_MASK) return FM10K_ERR_PARAM; - if (ppb < 0) - systime_adjust |= FM10K_SW_SYSTIME_ADJUST_DIR_NEGATIVE; + if (ppb > 0) + systime_adjust |= FM10K_SW_SYSTIME_ADJUST_DIR_POSITIVE; fm10k_write_sw_reg(hw, FM10K_SW_SYSTIME_ADJUST, (u32)systime_adjust); diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_type.h b/drivers/net/ethernet/intel/fm10k/fm10k_type.h index 4af96686c584..2a17d82fa37d 100644 --- a/drivers/net/ethernet/intel/fm10k/fm10k_type.h +++ b/drivers/net/ethernet/intel/fm10k/fm10k_type.h @@ -369,7 +369,7 @@ struct fm10k_hw; /* Registers contained in BAR 4 for Switch management */ #define FM10K_SW_SYSTIME_ADJUST 0x0224D #define FM10K_SW_SYSTIME_ADJUST_MASK 0x3FFFFFFF -#define FM10K_SW_SYSTIME_ADJUST_DIR_NEGATIVE 0x80000000 +#define FM10K_SW_SYSTIME_ADJUST_DIR_POSITIVE 0x80000000 #define FM10K_SW_SYSTIME_PULSE(_n) ((_n) + 0x02252) enum fm10k_int_source { |