openwrtv4/target/linux/brcm2708/patches-4.4/0230-Revert-bcm2835-dma-Fix-dreq-not-set-for-slave-transf.patch
Álvaro Fernández Rojas 2b1c6b21b5 brcm2708: update linux 4.4 patches to latest version
As usual these patches were extracted and rebased from the raspberry pi repo:
https://github.com/raspberrypi/linux/tree/rpi-4.4.y

Also adds support for Raspberry Pi Compute Module 3 (untested).

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
2016-09-10 14:54:26 +02:00

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Diff

From 8fa158cb700b0fdbb76ede07ec2103b5930e0913 Mon Sep 17 00:00:00 2001
From: HiassofT <github@hias.horus.com>
Date: Wed, 6 Apr 2016 21:45:01 +0200
Subject: [PATCH] Revert "bcm2835-dma: Fix dreq not set for slave transfers"
This reverts commit 8ad957e866a1fe1450f663f2b00a57d7de44904c.
DMA channels are set in devicetree, thus dreq will be set,
and this commit is no longer needed.
Signed-off-by: Matthias Reichl <hias@horus.com>
---
drivers/dma/bcm2835-dma.c | 2 --
1 file changed, 2 deletions(-)
--- a/drivers/dma/bcm2835-dma.c
+++ b/drivers/dma/bcm2835-dma.c
@@ -679,8 +679,6 @@ static int bcm2835_dma_slave_config(stru
}
c->cfg = *cfg;
- if (!c->dreq)
- c->dreq = cfg->slave_id;
return 0;
}