[ALSA] dummy driver - added CA0106 emulation defines

Modules: Generic drivers

Signed-off-by: Jaroslav Kysela <perex@suse.cz>

1 files changed, 17 insertions, 1 deletions

diff --git a/sound/drivers/dummy.c b/sound/drivers/dummy.c
index 96d207051628..14e1a671b5cf 100644
--- a/sound/drivers/dummy.c
+++ b/sound/drivers/dummy.c
@@ -92,11 +92,27 @@ static int emu10k1_playback_constraints(struct snd_pcm_runtime *runtime)
 #define USE_RATE_MAX            48000
 #endif
 
+#if 0 /* CA0106 */
+#define USE_FORMATS             SNDRV_PCM_FMTBIT_S16_LE
+#define USE_CHANNELS_MIN        2
+#define USE_CHANNELS_MAX        2
+#define USE_RATE                (SNDRV_PCM_RATE_48000|SNDRV_PCM_RATE_96000|SNDRV_PCM_RATE_192000) 
+#define USE_RATE_MIN            48000 
+#define USE_RATE_MAX            192000
+#define MAX_BUFFER_SIZE         ((65536-64)*8)
+#define MAX_PERIOD_SIZE         (65536-64)
+#define USE_PERIODS_MIN         2
+#define USE_PERIODS_MAX         8
+#endif
+
 
 /* defaults */
 #ifndef MAX_BUFFER_SIZE
 #define MAX_BUFFER_SIZE         (64*1024)
 #endif
+#ifndef MAX_PERIOD_SIZE
+#define MAX_PERIOD_SIZE         MAX_BUFFER_SIZE
+#endif
 #ifndef USE_FORMATS
 #define USE_FORMATS             (SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE)
 #endif
@@ -287,7 +303,7 @@ static struct snd_pcm_hardware snd_card_dummy_capture =
         .channels_max =         USE_CHANNELS_MAX,
         .buffer_bytes_max =     MAX_BUFFER_SIZE,
         .period_bytes_min =     64,
-        .period_bytes_max =     MAX_BUFFER_SIZE,
+        .period_bytes_max =     MAX_PERIOD_SIZE,
         .periods_min =          USE_PERIODS_MIN,
         .periods_max =          USE_PERIODS_MAX,
         .fifo_size =            0,