diff options
Diffstat (limited to 'drivers/dma/mpc512x_dma.c')
| -rw-r--r-- | drivers/dma/mpc512x_dma.c | 25 |
1 files changed, 10 insertions, 15 deletions
diff --git a/drivers/dma/mpc512x_dma.c b/drivers/dma/mpc512x_dma.c index bbbd5856662..14a8c0f1698 100644 --- a/drivers/dma/mpc512x_dma.c +++ b/drivers/dma/mpc512x_dma.c @@ -541,8 +541,8 @@ static void mpc_dma_issue_pending(struct dma_chan *chan) /* Check request completion status */ static enum dma_status -mpc_dma_is_tx_complete(struct dma_chan *chan, dma_cookie_t cookie, - dma_cookie_t *done, dma_cookie_t *used) +mpc_dma_tx_status(struct dma_chan *chan, dma_cookie_t cookie, + struct dma_tx_state *txstate) { struct mpc_dma_chan *mchan = dma_chan_to_mpc_dma_chan(chan); unsigned long flags; @@ -554,12 +554,7 @@ mpc_dma_is_tx_complete(struct dma_chan *chan, dma_cookie_t cookie, last_complete = mchan->completed_cookie; spin_unlock_irqrestore(&mchan->lock, flags); - 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); } @@ -635,7 +630,7 @@ mpc_dma_prep_memcpy(struct dma_chan *chan, dma_addr_t dst, dma_addr_t src, static int __devinit mpc_dma_probe(struct of_device *op, const struct of_device_id *match) { - struct device_node *dn = op->node; + struct device_node *dn = op->dev.of_node; struct device *dev = &op->dev; struct dma_device *dma; struct mpc_dma *mdma; @@ -663,7 +658,7 @@ static int __devinit mpc_dma_probe(struct of_device *op, } regs_start = res.start; - regs_size = res.end - res.start + 1; + regs_size = resource_size(&res); if (!devm_request_mem_region(dev, regs_start, regs_size, DRV_NAME)) { dev_err(dev, "Error requesting memory region!\n"); @@ -694,7 +689,7 @@ static int __devinit mpc_dma_probe(struct of_device *op, dma->device_alloc_chan_resources = mpc_dma_alloc_chan_resources; dma->device_free_chan_resources = mpc_dma_free_chan_resources; dma->device_issue_pending = mpc_dma_issue_pending; - dma->device_is_tx_complete = mpc_dma_is_tx_complete; + dma->device_tx_status = mpc_dma_tx_status; dma->device_prep_dma_memcpy = mpc_dma_prep_memcpy; INIT_LIST_HEAD(&dma->channels); @@ -776,12 +771,12 @@ static struct of_device_id mpc_dma_match[] = { }; static struct of_platform_driver mpc_dma_driver = { - .match_table = mpc_dma_match, .probe = mpc_dma_probe, .remove = __devexit_p(mpc_dma_remove), - .driver = { - .name = DRV_NAME, - .owner = THIS_MODULE, + .driver = { + .name = DRV_NAME, + .owner = THIS_MODULE, + .of_match_table = mpc_dma_match, }, }; |