diff options
Diffstat (limited to 'drivers/dma/shdma.h')
| -rw-r--r-- | drivers/dma/shdma.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/dma/shdma.h b/drivers/dma/shdma.h index 5ae9fc5..2b55a27 100644 --- a/drivers/dma/shdma.h +++ b/drivers/dma/shdma.h @@ -23,6 +23,12 @@ struct device; +enum dmae_pm_state { + DMAE_PM_ESTABLISHED, + DMAE_PM_BUSY, + DMAE_PM_PENDING, +}; + struct sh_dmae_chan { dma_cookie_t completed_cookie; /* The maximum cookie completed */ spinlock_t desc_lock; /* Descriptor operation lock */ @@ -38,6 +44,7 @@ struct sh_dmae_chan { u32 __iomem *base; char dev_id[16]; /* unique name per DMAC of channel */ int pm_error; + enum dmae_pm_state pm_state; }; struct sh_dmae_device { @@ -47,10 +54,14 @@ struct sh_dmae_device { struct list_head node; u32 __iomem *chan_reg; u16 __iomem *dmars; + unsigned int chcr_offset; + u32 chcr_ie_bit; }; #define to_sh_chan(chan) container_of(chan, struct sh_dmae_chan, common) #define to_sh_desc(lh) container_of(lh, struct sh_desc, node) #define tx_to_sh_desc(tx) container_of(tx, struct sh_desc, async_tx) +#define to_sh_dev(chan) container_of(chan->common.device,\ + struct sh_dmae_device, common) #endif /* __DMA_SHDMA_H */ |