Patchwork [08/13] es1370: use the DMA memory access interface

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Submitter Eduard - Gabriel Munteanu
Date Jan. 29, 2011, 5:40 p.m.
Message ID <b9c36f01b2ae20ccd0d97e776a9b2052901150d9.1296321798.git.eduard.munteanu@linux360.ro>
Download mbox | patch
Permalink /patch/80947/
State New
Headers show

Comments

Eduard - Gabriel Munteanu - Jan. 29, 2011, 5:40 p.m.
This allows the device to work properly with an emulated IOMMU.

Signed-off-by: Eduard - Gabriel Munteanu <eduard.munteanu@linux360.ro>
---
 hw/es1370.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

Patch

diff --git a/hw/es1370.c b/hw/es1370.c
index 40cb48c..8b1a405 100644
--- a/hw/es1370.c
+++ b/hw/es1370.c
@@ -802,7 +802,7 @@  static void es1370_transfer_audio (ES1370State *s, struct chan *d, int loop_sel,
             if (!acquired)
                 break;
 
-            cpu_physical_memory_write (addr, tmpbuf, acquired);
+            dma_memory_write (&s->dev.dma, addr, tmpbuf, acquired);
 
             temp -= acquired;
             addr += acquired;
@@ -816,7 +816,7 @@  static void es1370_transfer_audio (ES1370State *s, struct chan *d, int loop_sel,
             int copied, to_copy;
 
             to_copy = audio_MIN ((size_t) temp, sizeof (tmpbuf));
-            cpu_physical_memory_read (addr, tmpbuf, to_copy);
+            dma_memory_read (&s->dev.dma, addr, tmpbuf, to_copy);
             copied = AUD_write (voice, tmpbuf, to_copy);
             if (!copied)
                 break;