diff options
Diffstat (limited to 'drivers/dma/ioat/dma.h')
| -rw-r--r-- | drivers/dma/ioat/dma.h | 28 |
1 files changed, 12 insertions, 16 deletions
diff --git a/drivers/dma/ioat/dma.h b/drivers/dma/ioat/dma.h index bbc3e78ef333..6d3a73b57e54 100644 --- a/drivers/dma/ioat/dma.h +++ b/drivers/dma/ioat/dma.h @@ -61,7 +61,7 @@ * @intr_quirk: interrupt setup quirk (for ioat_v1 devices) * @enumerate_channels: hw version specific channel enumeration * @reset_hw: hw version specific channel (re)initialization - * @cleanup_tasklet: select between the v2 and v3 cleanup routines + * @cleanup_fn: select between the v2 and v3 cleanup routines * @timer_fn: select between the v2 and v3 timer watchdog routines * @self_test: hardware version specific self test for each supported op type * @@ -80,7 +80,7 @@ struct ioatdma_device { void (*intr_quirk)(struct ioatdma_device *device); int (*enumerate_channels)(struct ioatdma_device *device); int (*reset_hw)(struct ioat_chan_common *chan); - void (*cleanup_tasklet)(unsigned long data); + void (*cleanup_fn)(unsigned long data); void (*timer_fn)(unsigned long data); int (*self_test)(struct ioatdma_device *device); }; @@ -96,6 +96,7 @@ struct ioat_chan_common { #define IOAT_COMPLETION_ACK 1 #define IOAT_RESET_PENDING 2 #define IOAT_KOBJ_INIT_FAIL 3 + #define IOAT_RESHAPE_PENDING 4 struct timer_list timer; #define COMPLETION_TIMEOUT msecs_to_jiffies(100) #define IDLE_TIMEOUT msecs_to_jiffies(2000) @@ -142,15 +143,14 @@ static inline struct ioat_dma_chan *to_ioat_chan(struct dma_chan *c) } /** - * ioat_is_complete - poll the status of an ioat transaction + * ioat_tx_status - poll the status of an ioat transaction * @c: channel handle * @cookie: transaction identifier - * @done: if set, updated with last completed transaction - * @used: if set, updated with last used transaction + * @txstate: if set, updated with the transaction state */ static inline enum dma_status -ioat_is_complete(struct dma_chan *c, dma_cookie_t cookie, - dma_cookie_t *done, dma_cookie_t *used) +ioat_tx_status(struct dma_chan *c, dma_cookie_t cookie, + struct dma_tx_state *txstate) { struct ioat_chan_common *chan = to_chan_common(c); dma_cookie_t last_used; @@ -159,10 +159,7 @@ ioat_is_complete(struct dma_chan *c, dma_cookie_t cookie, last_used = c->cookie; last_complete = chan->completed_cookie; - if (done) - *done = last_complete; - if (used) - *used = last_used; + dma_set_tx_state(txstate, last_complete, last_used, 0); return dma_async_is_complete(cookie, last_complete, last_used); } @@ -337,17 +334,16 @@ struct dca_provider * __devinit ioat_dca_init(struct pci_dev *pdev, void __iomem *iobase); unsigned long ioat_get_current_completion(struct ioat_chan_common *chan); void ioat_init_channel(struct ioatdma_device *device, - struct ioat_chan_common *chan, int idx, - void (*timer_fn)(unsigned long), - void (*tasklet)(unsigned long), - unsigned long ioat); + struct ioat_chan_common *chan, int idx); +enum dma_status ioat_dma_tx_status(struct dma_chan *c, dma_cookie_t cookie, + struct dma_tx_state *txstate); void ioat_dma_unmap(struct ioat_chan_common *chan, enum dma_ctrl_flags flags, size_t len, struct ioat_dma_descriptor *hw); bool ioat_cleanup_preamble(struct ioat_chan_common *chan, unsigned long *phys_complete); void ioat_kobject_add(struct ioatdma_device *device, struct kobj_type *type); void ioat_kobject_del(struct ioatdma_device *device); -extern struct sysfs_ops ioat_sysfs_ops; +extern const struct sysfs_ops ioat_sysfs_ops; extern struct ioat_sysfs_entry ioat_version_attr; extern struct ioat_sysfs_entry ioat_cap_attr; #endif /* IOATDMA_H */ |