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Diffstat (limited to 'target/linux/brcm2708/patches-4.4/0395-dmaengine-bcm2835-move-cyclic-member-from-bcm2835_ch.patch')
-rw-r--r--target/linux/brcm2708/patches-4.4/0395-dmaengine-bcm2835-move-cyclic-member-from-bcm2835_ch.patch53
1 files changed, 53 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.4/0395-dmaengine-bcm2835-move-cyclic-member-from-bcm2835_ch.patch b/target/linux/brcm2708/patches-4.4/0395-dmaengine-bcm2835-move-cyclic-member-from-bcm2835_ch.patch
new file mode 100644
index 0000000000..831928ca32
--- /dev/null
+++ b/target/linux/brcm2708/patches-4.4/0395-dmaengine-bcm2835-move-cyclic-member-from-bcm2835_ch.patch
@@ -0,0 +1,53 @@
+From 45a5aa455ea243c3daf0d1bdbfdb83787ae95249 Mon Sep 17 00:00:00 2001
+From: Martin Sperl <kernel@martin.sperl.org>
+Date: Wed, 16 Mar 2016 12:24:58 -0700
+Subject: [PATCH] dmaengine: bcm2835: move cyclic member from bcm2835_chan into
+ bcm2835_desc
+
+In preparation to consolidating code we move the cyclic member
+into the bcm_2835_desc structure.
+
+Signed-off-by: Martin Sperl <kernel@martin.sperl.org>
+Reviewed-by: Eric Anholt <eric@anholt.net>
+Signed-off-by: Eric Anholt <eric@anholt.net>
+Signed-off-by: Vinod Koul <vinod.koul@intel.com>
+---
+ drivers/dma/bcm2835-dma.c | 6 +++---
+ 1 file changed, 3 insertions(+), 3 deletions(-)
+
+--- 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;
+@@ -93,6 +92,8 @@ struct bcm2835_desc {
+
+ unsigned int frames;
+ size_t size;
++
++ bool cyclic;
+ };
+
+ #define BCM2835_DMA_CS 0x00
+@@ -377,8 +378,6 @@ static void bcm2835_dma_issue_pending(st
+ 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);
+@@ -432,6 +431,7 @@ static struct dma_async_tx_descriptor *b
+ 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) {