diff options
| author | Claudiu Manoil <claudiu.manoil@freescale.com> | 2014-03-21 16:03:47 (GMT) |
|---|---|---|
| committer | Matthew Weigel <Matthew.Weigel@freescale.com> | 2014-12-11 18:37:57 (GMT) |
| commit | 46fc094f93b41b935291736ef7caa2f97a5d6bc7 (patch) | |
| tree | 347087d22a169857686def9e26808f77ba44fe3f /drivers/net/ethernet/freescale/gianfar.h | |
| parent | 8ac0fe83f02c02598f3a24048cb6c16255a0a77a (diff) | |
| download | linux-fsl-qoriq-46fc094f93b41b935291736ef7caa2f97a5d6bc7.tar.xz | |
gianfar: Replace spin_event_timeout() with arch independent
Use arch independent code to replace the powerpc dependent
spin_event_timeout() from gfar_halt_nodisable().
Added GRS/GTS read accessors to clean-up the implementation
of gfar_halt_nodisable().
Signed-off-by: Claudiu Manoil <claudiu.manoil@freescale.com>
---
Cherry-picked from commit: a4feee89ce4590c7a4aead49ca5a4853dc6ea5dc
---
Change-Id: Ie83fed01fbf4fac1593a7e5de62f90cbdad0b50f
Reviewed-on: http://git.am.freescale.net:8181/21171
Tested-by: Review Code-CDREVIEW <CDREVIEW@freescale.com>
Reviewed-by: Zhengxiong Jin <Jason.Jin@freescale.com>
Diffstat (limited to 'drivers/net/ethernet/freescale/gianfar.h')
| -rw-r--r-- | drivers/net/ethernet/freescale/gianfar.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/net/ethernet/freescale/gianfar.h b/drivers/net/ethernet/freescale/gianfar.h index 5f7a98d..e1a8b01 100644 --- a/drivers/net/ethernet/freescale/gianfar.h +++ b/drivers/net/ethernet/freescale/gianfar.h @@ -1424,6 +1424,21 @@ static inline void gfar_write_isrg(struct gfar_private *priv) } } +static inline int gfar_is_dma_stopped(struct gfar_private *priv) +{ + struct gfar __iomem *regs = priv->gfargrp[0].regs; + + return ((gfar_read(®s->ievent) & (IEVENT_GRSC | IEVENT_GTSC)) == + (IEVENT_GRSC | IEVENT_GTSC)); +} + +static inline int gfar_is_rx_dma_stopped(struct gfar_private *priv) +{ + struct gfar __iomem *regs = priv->gfargrp[0].regs; + + return gfar_read(®s->ievent) & IEVENT_GRSC; +} + irqreturn_t gfar_receive(int irq, void *dev_id); int startup_gfar(struct net_device *dev); void stop_gfar(struct net_device *dev); |