[PATCH v3 06/11] dmaengine: bcm2835: move cyclic member from bcm2835_chan into bcm2835_desc
From: <hidden>
Date: 2016-03-05 10:52:17
Also in:
linux-arm-kernel
Subsystem:
dma generic offload engine subsystem, the rest · Maintainers:
Vinod Koul, Linus Torvalds
From: Martin Sperl <redacted> In preparation to consolidating code we move the cyclic member into the bcm_2835_desc structure. Signed-off-by: Martin Sperl <redacted> Reviewed-by: Eric Anholt <redacted> --- drivers/dma/bcm2835-dma.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/dma/bcm2835-dma.c b/drivers/dma/bcm2835-dma.c
index 2cdc256..23b01c5 100644
--- a/drivers/dma/bcm2835-dma.c
+++ b/drivers/dma/bcm2835-dma.c@@ -73,7 +73,6 @@ struct bcm2835_chan { struct list_head node; struct dma_slave_config cfg; - bool cyclic; unsigned int dreq; int ch;
@@ -95,6 +94,8 @@ struct bcm2835_desc { unsigned int frames; size_t size; + + bool cyclic; }; #define BCM2835_DMA_CS 0x00
@@ -403,8 +404,6 @@ static void bcm2835_dma_issue_pending(struct dma_chan *chan) struct bcm2835_chan *c = to_bcm2835_dma_chan(chan); unsigned long flags; - c->cyclic = true; /* Nothing else is implemented */ - spin_lock_irqsave(&c->vc.lock, flags); if (vchan_issue_pending(&c->vc) && !c->desc) bcm2835_dma_start_desc(c);
@@ -458,6 +457,7 @@ static struct dma_async_tx_descriptor *bcm2835_dma_prep_dma_cyclic( d->c = c; d->dir = direction; d->frames = buf_len / period_len; + d->cyclic = true; d->cb_list = kcalloc(d->frames, sizeof(*d->cb_list), GFP_KERNEL); if (!d->cb_list) {
--
2.1.4
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