From: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Date: Sun, 10 Jul 2016 18:08:55 +0000 (+0100)
Subject: dbdma: fix endian of DBDMA_CMDPTR_LO during branch
X-Git-Tag: TizenStudio_2.0_p4.0~6^2~12^2~6^2~109^2~10
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=3f0d4128dc641f082c3631d610f843b0cdbb6e61;p=sdk%2Femulator%2Fqemu.git

dbdma: fix endian of DBDMA_CMDPTR_LO during branch

The current DBDMA command is stored in little-endian format, so make sure
we convert it to match our CPU when updating the DBDMA_CMDPTR_LO register.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
---

diff --git a/hw/misc/macio/mac_dbdma.c b/hw/misc/macio/mac_dbdma.c
index e692312..c4ee381 100644
--- a/hw/misc/macio/mac_dbdma.c
+++ b/hw/misc/macio/mac_dbdma.c
@@ -213,7 +213,7 @@ static void branch(DBDMA_channel *ch)
 {
     dbdma_cmd *current = &ch->current;
 
-    ch->regs[DBDMA_CMDPTR_LO] = current->cmd_dep;
+    ch->regs[DBDMA_CMDPTR_LO] = le32_to_cpu(current->cmd_dep);
     ch->regs[DBDMA_STATUS] |= BT;
     dbdma_cmdptr_load(ch);
 }