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authorDmitry Baryshkov <dbaryshkov@gmail.com>2008-09-10 03:01:20 +0200
committerJaroslav Kysela <perex@perex.cz>2008-09-23 08:18:10 +0200
commita6d77317678148c973bb0131cc5a3a772f756d23 (patch)
tree09cf4c825ce49eccef121d4ad133cfec20246248 /sound/arm/pxa2xx-pcm.h
parentALSA: pxa2xx-ac97-lib: support building for several CPUs (diff)
downloadlinux-a6d77317678148c973bb0131cc5a3a772f756d23.tar.xz
linux-a6d77317678148c973bb0131cc5a3a772f756d23.zip
ALSA: Separate common pxa2xx-pcm code
ASoC and non-ASoC drivers for PCM DMA on PXA share lots of common code. Move it to pxa2xx-lib. [Fixed some checkpatch warnings -- broonie] Signed-off-by: Dmitry Baryshkov <dbaryshkov@gmail.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Jaroslav Kysela <perex@perex.cz>
Diffstat (limited to 'sound/arm/pxa2xx-pcm.h')
-rw-r--r--sound/arm/pxa2xx-pcm.h13
1 files changed, 7 insertions, 6 deletions
diff --git a/sound/arm/pxa2xx-pcm.h b/sound/arm/pxa2xx-pcm.h
index b79f1e803780..5c4a4d38a083 100644
--- a/sound/arm/pxa2xx-pcm.h
+++ b/sound/arm/pxa2xx-pcm.h
@@ -9,14 +9,15 @@
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
+#include <asm/dma.h>
-struct pxa2xx_pcm_dma_params {
- char *name; /* stream identifier */
- u32 dcmd; /* DMA descriptor dcmd field */
- volatile u32 *drcmr; /* the DMA request channel to use */
- u32 dev_addr; /* device physical address for DMA */
+struct pxa2xx_runtime_data {
+ int dma_ch;
+ struct pxa2xx_pcm_dma_params *params;
+ pxa_dma_desc *dma_desc_array;
+ dma_addr_t dma_desc_array_phys;
};
-
+
struct pxa2xx_pcm_client {
struct pxa2xx_pcm_dma_params *playback_params;
struct pxa2xx_pcm_dma_params *capture_params;