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path: root/drivers/media/video/ivtv
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Diffstat (limited to 'drivers/media/video/ivtv')
-rw-r--r--drivers/media/video/ivtv/ivtv-driver.c18
-rw-r--r--drivers/media/video/ivtv/ivtv-driver.h8
-rw-r--r--drivers/media/video/ivtv/ivtv-streams.c14
3 files changed, 21 insertions, 19 deletions
diff --git a/drivers/media/video/ivtv/ivtv-driver.c b/drivers/media/video/ivtv/ivtv-driver.c
index 8086c62e754..3591518ed35 100644
--- a/drivers/media/video/ivtv/ivtv-driver.c
+++ b/drivers/media/video/ivtv/ivtv-driver.c
@@ -208,7 +208,7 @@ MODULE_PARM_DESC(enc_vbi_buffers,
"Encoder VBI Buffers (in MB)\n"
"\t\t\tDefault: " __stringify(IVTV_DEFAULT_ENC_VBI_BUFFERS));
MODULE_PARM_DESC(enc_pcm_buffers,
- "Encoder PCM buffers (in MB)\n"
+ "Encoder PCM buffers (in kB)\n"
"\t\t\tDefault: " __stringify(IVTV_DEFAULT_ENC_PCM_BUFFERS));
MODULE_PARM_DESC(dec_mpg_buffers,
"Decoder MPG buffers (in MB)\n"
@@ -217,7 +217,7 @@ MODULE_PARM_DESC(dec_yuv_buffers,
"Decoder YUV buffers (in MB)\n"
"\t\t\tDefault: " __stringify(IVTV_DEFAULT_DEC_YUV_BUFFERS));
MODULE_PARM_DESC(dec_vbi_buffers,
- "Decoder VBI buffers (in MB)\n"
+ "Decoder VBI buffers (in kB)\n"
"\t\t\tDefault: " __stringify(IVTV_DEFAULT_DEC_VBI_BUFFERS));
MODULE_PARM_DESC(newi2c,
"Use new I2C implementation\n"
@@ -547,13 +547,13 @@ static void ivtv_process_options(struct ivtv *itv)
const char *chipname;
int i, j;
- itv->options.megabytes[IVTV_ENC_STREAM_TYPE_MPG] = enc_mpg_buffers;
- itv->options.megabytes[IVTV_ENC_STREAM_TYPE_YUV] = enc_yuv_buffers;
- itv->options.megabytes[IVTV_ENC_STREAM_TYPE_VBI] = enc_vbi_buffers;
- itv->options.megabytes[IVTV_ENC_STREAM_TYPE_PCM] = enc_pcm_buffers;
- itv->options.megabytes[IVTV_DEC_STREAM_TYPE_MPG] = dec_mpg_buffers;
- itv->options.megabytes[IVTV_DEC_STREAM_TYPE_YUV] = dec_yuv_buffers;
- itv->options.megabytes[IVTV_DEC_STREAM_TYPE_VBI] = dec_vbi_buffers;
+ itv->options.kilobytes[IVTV_ENC_STREAM_TYPE_MPG] = enc_mpg_buffers * 1024;
+ itv->options.kilobytes[IVTV_ENC_STREAM_TYPE_YUV] = enc_yuv_buffers * 1024;
+ itv->options.kilobytes[IVTV_ENC_STREAM_TYPE_VBI] = enc_vbi_buffers * 1024;
+ itv->options.kilobytes[IVTV_ENC_STREAM_TYPE_PCM] = enc_pcm_buffers;
+ itv->options.kilobytes[IVTV_DEC_STREAM_TYPE_MPG] = dec_mpg_buffers * 1024;
+ itv->options.kilobytes[IVTV_DEC_STREAM_TYPE_YUV] = dec_yuv_buffers * 1024;
+ itv->options.kilobytes[IVTV_DEC_STREAM_TYPE_VBI] = dec_vbi_buffers;
itv->options.cardtype = cardtype[itv->num];
itv->options.tuner = tuner[itv->num];
itv->options.radio = radio[itv->num];
diff --git a/drivers/media/video/ivtv/ivtv-driver.h b/drivers/media/video/ivtv/ivtv-driver.h
index e80f9f65a90..783fb4449b0 100644
--- a/drivers/media/video/ivtv/ivtv-driver.h
+++ b/drivers/media/video/ivtv/ivtv-driver.h
@@ -186,10 +186,12 @@ extern const u32 yuv_offset[4];
#define IVTV_DEFAULT_ENC_MPG_BUFFERS 4
#define IVTV_DEFAULT_ENC_YUV_BUFFERS 2
#define IVTV_DEFAULT_ENC_VBI_BUFFERS 1
-#define IVTV_DEFAULT_ENC_PCM_BUFFERS 1
+/* Exception: size in kB for this stream (MB is overkill) */
+#define IVTV_DEFAULT_ENC_PCM_BUFFERS 320
#define IVTV_DEFAULT_DEC_MPG_BUFFERS 1
#define IVTV_DEFAULT_DEC_YUV_BUFFERS 1
-#define IVTV_DEFAULT_DEC_VBI_BUFFERS 1
+/* Exception: size in kB for this stream (MB is way overkill) */
+#define IVTV_DEFAULT_DEC_VBI_BUFFERS 64
/* ======================================================================== */
/* ========================== END USER SETTABLE DMA VARIABLES ============= */
@@ -321,7 +323,7 @@ extern int ivtv_debug;
struct ivtv_options {
- int megabytes[IVTV_MAX_STREAMS]; /* Size in megabytes of each stream */
+ int kilobytes[IVTV_MAX_STREAMS]; /* Size in kilobytes of each stream */
int cardtype; /* force card type on load */
int tuner; /* set tuner on load */
int radio; /* enable/disable radio */
diff --git a/drivers/media/video/ivtv/ivtv-streams.c b/drivers/media/video/ivtv/ivtv-streams.c
index 2e632014c90..fab5c51b151 100644
--- a/drivers/media/video/ivtv/ivtv-streams.c
+++ b/drivers/media/video/ivtv/ivtv-streams.c
@@ -150,7 +150,7 @@ static void ivtv_stream_init(struct ivtv *itv, int type)
s->dma = ivtv_stream_info[type].dma;
s->buf_size = itv->stream_buf_size[type];
if (s->buf_size)
- s->buffers = itv->options.megabytes[type] * 1024 * 1024 / s->buf_size;
+ s->buffers = (itv->options.kilobytes[type] * 1024 + s->buf_size - 1) / s->buf_size;
spin_lock_init(&s->qlock);
init_waitqueue_head(&s->waitq);
s->id = -1;
@@ -192,7 +192,7 @@ static int ivtv_reg_dev(struct ivtv *itv, int type)
/* User explicitly selected 0 buffers for these streams, so don't
create them. */
if (minor >= 0 && ivtv_stream_info[type].dma != PCI_DMA_NONE &&
- itv->options.megabytes[type] == 0) {
+ itv->options.kilobytes[type] == 0) {
IVTV_INFO("Disabled %s device\n", ivtv_stream_info[type].name);
return 0;
}
@@ -238,18 +238,18 @@ static int ivtv_reg_dev(struct ivtv *itv, int type)
switch (vfl_type) {
case VFL_TYPE_GRABBER:
- IVTV_INFO("Registered device video%d for %s (%d MB)\n",
- s->v4l2dev->minor, s->name, itv->options.megabytes[type]);
+ IVTV_INFO("Registered device video%d for %s (%d kB)\n",
+ s->v4l2dev->minor, s->name, itv->options.kilobytes[type]);
break;
case VFL_TYPE_RADIO:
IVTV_INFO("Registered device radio%d for %s\n",
s->v4l2dev->minor - MINOR_VFL_TYPE_RADIO_MIN, s->name);
break;
case VFL_TYPE_VBI:
- if (itv->options.megabytes[type])
- IVTV_INFO("Registered device vbi%d for %s (%d MB)\n",
+ if (itv->options.kilobytes[type])
+ IVTV_INFO("Registered device vbi%d for %s (%d kB)\n",
s->v4l2dev->minor - MINOR_VFL_TYPE_VBI_MIN,
- s->name, itv->options.megabytes[type]);
+ s->name, itv->options.kilobytes[type]);
else
IVTV_INFO("Registered device vbi%d for %s\n",
s->v4l2dev->minor - MINOR_VFL_TYPE_VBI_MIN, s->name);
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-20 12:45:07 +0000