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Diffstat (limited to 'target/linux/brcm2708/patches-4.4/0023-bcm2835-dma-Fix-dreq-not-set-for-slave-transfers.patch')
-rw-r--r--target/linux/brcm2708/patches-4.4/0023-bcm2835-dma-Fix-dreq-not-set-for-slave-transfers.patch21
1 files changed, 21 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.4/0023-bcm2835-dma-Fix-dreq-not-set-for-slave-transfers.patch b/target/linux/brcm2708/patches-4.4/0023-bcm2835-dma-Fix-dreq-not-set-for-slave-transfers.patch
new file mode 100644
index 0000000000..42cf9fd795
--- /dev/null
+++ b/target/linux/brcm2708/patches-4.4/0023-bcm2835-dma-Fix-dreq-not-set-for-slave-transfers.patch
@@ -0,0 +1,21 @@
+From 50eef5c715b894683aebf81332c82426dc10f8cb Mon Sep 17 00:00:00 2001
+From: Matthias Reichl <hias@horus.com>
+Date: Sat, 10 Oct 2015 12:29:18 +0200
+Subject: [PATCH 023/127] bcm2835-dma: Fix dreq not set for slave transfers
+
+Set dreq to slave_id if it is not set like in bcm2708-dmaengine.
+---
+ drivers/dma/bcm2835-dma.c | 2 ++
+ 1 file changed, 2 insertions(+)
+
+--- a/drivers/dma/bcm2835-dma.c
++++ b/drivers/dma/bcm2835-dma.c
+@@ -657,6 +657,8 @@ static int bcm2835_dma_slave_config(stru
+ }
+
+ c->cfg = *cfg;
++ if (!c->dreq)
++ c->dreq = cfg->slave_id;
+
+ return 0;
+ }