Commit bca34692 authored by Dan Williams's avatar Dan Williams
Browse files

dmaengine: provide helper for setting txstate 



Simple conditional struct filler to cut out some duplicated code.

Signed-off-by: default avatarDan Williams <dan.j.williams@intel.com>
parent 07934481

drivers/dma/at_hdmac.c

+1 −6
Original line number Diff line number Diff line
@@ -834,12 +834,7 @@ atc_tx_status(struct dma_chan *chan, 


	spin_unlock_bh(&atchan->lock);



	if (txstate) {

		txstate->last = last_complete;

		txstate->used = last_used;

		txstate->residue = 0;

	}



	dma_set_tx_state(txstate, last_complete, last_used, 0);

	dev_vdbg(chan2dev(chan), "tx_status: %d (d%d, u%d)\n",

		 cookie, last_complete ? last_complete : 0,

		 last_used ? last_used : 0);

drivers/dma/coh901318.c

+2 −6
Original line number Diff line number Diff line
@@ -1147,12 +1147,8 @@ coh901318_tx_status(struct dma_chan *chan, dma_cookie_t cookie, 


	ret = dma_async_is_complete(cookie, last_complete, last_used);



	if (txstate) {

		txstate->last = last_complete;

		txstate->used = last_used;

		txstate->residue = coh901318_get_bytes_left(chan);

	}



	dma_set_tx_state(txstate, last_complete, last_used,

			 coh901318_get_bytes_left(chan));

	if (ret == DMA_IN_PROGRESS && cohc->stopped)

		ret = DMA_PAUSED;

drivers/dma/dw_dmac.c

+1 −5
Original line number Diff line number Diff line
@@ -841,11 +841,7 @@ dwc_tx_status(struct dma_chan *chan, 
		ret = dma_async_is_complete(cookie, last_complete, last_used);

	}



	if (txstate) {

		txstate->last = last_complete;

		txstate->used = last_used;

		txstate->residue = 0;

	}

	dma_set_tx_state(txstate, last_complete, last_used, 0);



	return ret;

}

drivers/dma/fsldma.c

+1 −5
Original line number Diff line number Diff line
@@ -987,11 +987,7 @@ static enum dma_status fsl_tx_status(struct dma_chan *dchan, 
	last_used = dchan->cookie;

	last_complete = chan->completed_cookie;



	if (txstate) {

		txstate->last = last_complete;

		txstate->used = last_used;

		txstate->residue = 0;

	}

	dma_set_tx_state(txstate, last_complete, last_used, 0);



	return dma_async_is_complete(cookie, last_complete, last_used);

}

drivers/dma/ioat/dma.h

+1 −5
Original line number Diff line number Diff line
@@ -158,11 +158,7 @@ ioat_tx_status(struct dma_chan *c, dma_cookie_t cookie, 
	last_used = c->cookie;

	last_complete = chan->completed_cookie;



	if (txstate) {

		txstate->last = last_complete;

		txstate->used = last_used;

		txstate->residue = 0;

	}

	dma_set_tx_state(txstate, last_complete, last_used, 0);



	return dma_async_is_complete(cookie, last_complete, last_used);

}