diff options
| author | Russell King - ARM Linux <linux@arm.linux.org.uk> | 2012-03-06 22:34:06 +0000 |
|---|---|---|
| committer | Vinod Koul <vinod.koul@linux.intel.com> | 2012-03-13 11:36:06 +0530 |
| commit | 4d4e58de32a192fea65ab84509d17d199bd291c8 (patch) | |
| tree | be35531778c9cc6bee73beb94d07e176a6f3599d /drivers/dma/amba-pl08x.c | |
| parent | 08714f60b0fc6ea3a060b69b32e77139f14e6045 (diff) | |
dmaengine: move last completed cookie into generic dma_chan structure
Every DMA engine implementation declares a last completed dma cookie
in their private dma channel structures. This is pointless, and
forces driver specific code. Move this out into the common dma_chan
structure.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Tested-by: Linus Walleij <linus.walleij@linaro.org>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Jassi Brar <jassisinghbrar@gmail.com>
[imx-sdma.c & mxs-dma.c]
Tested-by: Shawn Guo <shawn.guo@linaro.org>
Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
Diffstat (limited to 'drivers/dma/amba-pl08x.c')
| -rw-r--r-- | drivers/dma/amba-pl08x.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/dma/amba-pl08x.c b/drivers/dma/amba-pl08x.c index 513184b4fdd1..e510447a685a 100644 --- a/drivers/dma/amba-pl08x.c +++ b/drivers/dma/amba-pl08x.c @@ -971,7 +971,7 @@ static enum dma_status pl08x_dma_tx_status(struct dma_chan *chan, u32 bytesleft = 0; last_used = plchan->chan.cookie; - last_complete = plchan->lc; + last_complete = plchan->chan.completed_cookie; ret = dma_async_is_complete(cookie, last_complete, last_used); if (ret == DMA_SUCCESS) { @@ -983,7 +983,7 @@ static enum dma_status pl08x_dma_tx_status(struct dma_chan *chan, * This cookie not complete yet */ last_used = plchan->chan.cookie; - last_complete = plchan->lc; + last_complete = plchan->chan.completed_cookie; /* Get number of bytes left in the active transactions and queue */ bytesleft = pl08x_getbytes_chan(plchan); @@ -1543,7 +1543,7 @@ static void pl08x_tasklet(unsigned long data) if (txd) { /* Update last completed */ - plchan->lc = txd->tx.cookie; + plchan->chan.completed_cookie = txd->tx.cookie; } /* If a new descriptor is queued, set it up plchan->at is NULL here */ @@ -1725,7 +1725,7 @@ static int pl08x_dma_init_virtual_channels(struct pl08x_driver_data *pl08x, chan->chan.device = dmadev; chan->chan.cookie = 0; - chan->lc = 0; + chan->chan.completed_cookie = 0; spin_lock_init(&chan->lock); INIT_LIST_HEAD(&chan->pend_list); |