diff options
| author | Eyal Harari <Eyal.Harari@freesacle.com> | 2014-06-03 05:34:13 (GMT) |
|---|---|---|
| committer | Mandy Lavi <mandy.lavi@freescale.com> | 2014-07-21 06:15:16 (GMT) |
| commit | 087f4784b96585b712b62a110b0fe83e45ae4351 (patch) | |
| tree | 02552af48768f80f5df999f50a77333c037a7108 /drivers/net/ethernet/freescale/fman/Peripherals/FM/MAC | |
| parent | 1f8369e6c8f28c7f1667af3254de31ccb9eacde4 (diff) | |
| download | linux-fsl-qoriq-087f4784b96585b712b62a110b0fe83e45ae4351.tar.xz | |
FMD: DSAR - fix deep sleep entry sequence
The current sequence fixes the order of operations executed
when entering deep sleep state.
It also implements a workaround for a hardware bug by writing
to fm_cld register - disabling DMA after a short idle period.
Signed-off-by: Eyal Harari <Eyal.Harari@freesacle.com>
Change-Id: I2c73406543495dad5a7fb240a2e8fab01b81e05e
Diffstat (limited to 'drivers/net/ethernet/freescale/fman/Peripherals/FM/MAC')
| -rw-r--r-- | drivers/net/ethernet/freescale/fman/Peripherals/FM/MAC/memac.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/net/ethernet/freescale/fman/Peripherals/FM/MAC/memac.c b/drivers/net/ethernet/freescale/fman/Peripherals/FM/MAC/memac.c index 9169ff7..266716d 100644 --- a/drivers/net/ethernet/freescale/fman/Peripherals/FM/MAC/memac.c +++ b/drivers/net/ethernet/freescale/fman/Peripherals/FM/MAC/memac.c @@ -857,7 +857,7 @@ static t_Error MemacDumpRegs(t_Handle h_Memac) /*****************************************************************************/ /* ......................................................................... */ - +void *g_MemacRegs; static t_Error MemacInit(t_Handle h_Memac) { t_Memac *p_Memac = (t_Memac *)h_Memac; @@ -869,6 +869,9 @@ static t_Error MemacInit(t_Handle h_Memac) e_FmMacType portType; t_Error err; + if (p_Memac->macId == 3) /* This is a quick WA */ + g_MemacRegs = p_Memac->p_MemMap; + SANITY_CHECK_RETURN_ERROR(p_Memac, E_INVALID_HANDLE); SANITY_CHECK_RETURN_ERROR(p_Memac->p_MemacDriverParam, E_INVALID_STATE); SANITY_CHECK_RETURN_ERROR(p_Memac->fmMacControllerDriver.h_Fm, E_INVALID_HANDLE); |