diff options
Diffstat (limited to 'drivers/dma/ioat/dma.h')
| -rw-r--r-- | drivers/dma/ioat/dma.h | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/drivers/dma/ioat/dma.h b/drivers/dma/ioat/dma.h index 2566ec6ae8a4..d2ffa5775d53 100644 --- a/drivers/dma/ioat/dma.h +++ b/drivers/dma/ioat/dma.h @@ -381,6 +381,43 @@ ioat_set_chainaddr(struct ioatdma_chan *ioat_chan, u64 addr) ioat_chan->reg_base + IOAT2_CHAINADDR_OFFSET_HIGH); } +irqreturn_t ioat_dma_do_interrupt(int irq, void *data); +irqreturn_t ioat_dma_do_interrupt_msix(int irq, void *data); +struct ioat_ring_ent ** +ioat_alloc_ring(struct dma_chan *c, int order, gfp_t flags); +void ioat_start_null_desc(struct ioatdma_chan *ioat_chan); +void ioat_free_ring_ent(struct ioat_ring_ent *desc, struct dma_chan *chan); +int ioat_reset_hw(struct ioatdma_chan *ioat_chan); +struct dma_async_tx_descriptor * +ioat_prep_interrupt_lock(struct dma_chan *c, unsigned long flags); +struct dma_async_tx_descriptor * +ioat_prep_xor(struct dma_chan *chan, dma_addr_t dest, dma_addr_t *src, + unsigned int src_cnt, size_t len, unsigned long flags); +struct dma_async_tx_descriptor * +ioat_prep_xor_val(struct dma_chan *chan, dma_addr_t *src, + unsigned int src_cnt, size_t len, + enum sum_check_flags *result, unsigned long flags); +struct dma_async_tx_descriptor * +ioat_prep_pq(struct dma_chan *chan, dma_addr_t *dst, dma_addr_t *src, + unsigned int src_cnt, const unsigned char *scf, size_t len, + unsigned long flags); +struct dma_async_tx_descriptor * +ioat_prep_pq_val(struct dma_chan *chan, dma_addr_t *pq, dma_addr_t *src, + unsigned int src_cnt, const unsigned char *scf, size_t len, + enum sum_check_flags *pqres, unsigned long flags); +struct dma_async_tx_descriptor * +ioat_prep_pqxor(struct dma_chan *chan, dma_addr_t dst, dma_addr_t *src, + unsigned int src_cnt, size_t len, unsigned long flags); +struct dma_async_tx_descriptor * +ioat_prep_pqxor_val(struct dma_chan *chan, dma_addr_t *src, + unsigned int src_cnt, size_t len, + enum sum_check_flags *result, unsigned long flags); +enum dma_status +ioat_tx_status(struct dma_chan *c, dma_cookie_t cookie, + struct dma_tx_state *txstate); +void ioat_cleanup_event(unsigned long data); +void ioat_timer_event(unsigned long data); +bool is_bwd_ioat(struct pci_dev *pdev); int ioat_probe(struct ioatdma_device *ioat_dma); int ioat_register(struct ioatdma_device *ioat_dma); int ioat_dma_self_test(struct ioatdma_device *ioat_dma); @@ -421,5 +458,7 @@ extern int ioat_pending_level; extern int ioat_ring_alloc_order; extern struct kobj_type ioat_ktype; extern struct kmem_cache *ioat_cache; +extern int ioat_ring_max_alloc_order; +extern struct kmem_cache *ioat_sed_cache; #endif /* IOATDMA_H */ |