diff options
Diffstat (limited to 'drivers/dma/mv_xor.c')
| -rw-r--r-- | drivers/dma/mv_xor.c | 32 |
1 files changed, 17 insertions, 15 deletions
diff --git a/drivers/dma/mv_xor.c b/drivers/dma/mv_xor.c index 466ab10..79fb1de 100644 --- a/drivers/dma/mv_xor.c +++ b/drivers/dma/mv_xor.c @@ -809,14 +809,14 @@ static void mv_xor_free_chan_resources(struct dma_chan *chan) } /** - * mv_xor_is_complete - poll the status of an XOR transaction + * mv_xor_status - poll the status of an XOR transaction * @chan: XOR channel handle * @cookie: XOR transaction identifier + * @txstate: XOR transactions state holder (or NULL) */ -static enum dma_status mv_xor_is_complete(struct dma_chan *chan, +static enum dma_status mv_xor_status(struct dma_chan *chan, dma_cookie_t cookie, - dma_cookie_t *done, - dma_cookie_t *used) + struct dma_tx_state *txstate) { struct mv_xor_chan *mv_chan = to_mv_xor_chan(chan); dma_cookie_t last_used; @@ -826,10 +826,11 @@ static enum dma_status mv_xor_is_complete(struct dma_chan *chan, last_used = chan->cookie; last_complete = mv_chan->completed_cookie; mv_chan->is_complete_cookie = cookie; - if (done) - *done = last_complete; - if (used) - *used = last_used; + if (txstate) { + txstate->last = last_complete; + txstate->used = last_used; + txstate->residue = 0; + } ret = dma_async_is_complete(cookie, last_complete, last_used); if (ret == DMA_SUCCESS) { @@ -841,10 +842,11 @@ static enum dma_status mv_xor_is_complete(struct dma_chan *chan, last_used = chan->cookie; last_complete = mv_chan->completed_cookie; - if (done) - *done = last_complete; - if (used) - *used = last_used; + if (txstate) { + txstate->last = last_complete; + txstate->used = last_used; + txstate->residue = 0; + } return dma_async_is_complete(cookie, last_complete, last_used); } @@ -974,7 +976,7 @@ static int __devinit mv_xor_memcpy_self_test(struct mv_xor_device *device) async_tx_ack(tx); msleep(1); - if (mv_xor_is_complete(dma_chan, cookie, NULL, NULL) != + if (mv_xor_status(dma_chan, cookie, NULL) != DMA_SUCCESS) { dev_printk(KERN_ERR, dma_chan->device->dev, "Self-test copy timed out, disabling\n"); @@ -1072,7 +1074,7 @@ mv_xor_xor_self_test(struct mv_xor_device *device) async_tx_ack(tx); msleep(8); - if (mv_xor_is_complete(dma_chan, cookie, NULL, NULL) != + if (mv_xor_status(dma_chan, cookie, NULL) != DMA_SUCCESS) { dev_printk(KERN_ERR, dma_chan->device->dev, "Self-test xor timed out, disabling\n"); @@ -1167,7 +1169,7 @@ static int __devinit mv_xor_probe(struct platform_device *pdev) /* set base routines */ dma_dev->device_alloc_chan_resources = mv_xor_alloc_chan_resources; dma_dev->device_free_chan_resources = mv_xor_free_chan_resources; - dma_dev->device_is_tx_complete = mv_xor_is_complete; + dma_dev->device_tx_status = mv_xor_status; dma_dev->device_issue_pending = mv_xor_issue_pending; dma_dev->dev = &pdev->dev; |
