Enable two native formats, V4L2_SDR_FMT_CS8 and V4L2_SDR_FMT_CS14LE.
Move emulated formats behind module parameter.
Signed-off-by: Antti Palosaari <cr...@iki.fi>
---
drivers/media/usb/msi2500/msi2500.c | 44 +++++++++++++++++++++----------------
1 file changed, 25 insertions(+), 19 deletions(-)
diff --git a/drivers/media/usb/msi2500/msi2500.c
b/drivers/media/usb/msi2500/msi2500.c
index 08d0d09..6ed121b 100644
--- a/drivers/media/usb/msi2500/msi2500.c
+++ b/drivers/media/usb/msi2500/msi2500.c
@@ -34,6 +34,10 @@
#include <media/videobuf2-vmalloc.h>
#include <linux/spi/spi.h>
+static bool msi3101_emulated_fmt;
+module_param_named(emulated_formats, msi3101_emulated_fmt, bool, 0644);
+MODULE_PARM_DESC(emulated_formats, "enable emulated formats (disappears in
future)");
+
/*
* iConfiguration 0
* bInterfaceNumber 0
@@ -52,9 +56,7 @@
#define MAX_ISOC_ERRORS 20
/* TODO: These should be moved to V4L2 API */
-#define V4L2_PIX_FMT_SDR_S8 v4l2_fourcc('D', 'S', '0', '8') /* signed
8-bit */
#define V4L2_PIX_FMT_SDR_S12 v4l2_fourcc('D', 'S', '1', '2') /* signed
12-bit */
-#define V4L2_PIX_FMT_SDR_S14 v4l2_fourcc('D', 'S', '1', '4') /* signed
14-bit */
#define V4L2_PIX_FMT_SDR_MSI2500_384 v4l2_fourcc('M', '3', '8', '4') /* Mirics
MSi2500 format 384 */
static const struct v4l2_frequency_band bands[] = {
@@ -77,25 +79,25 @@ struct msi3101_format {
/* format descriptions for capture and preview */
static struct msi3101_format formats[] = {
{
- .name = "IQ U8",
- .pixelformat = V4L2_SDR_FMT_CU8,
- }, {
- .name = "IQ U16LE",
- .pixelformat = V4L2_SDR_FMT_CU16LE,
+ .name = "Complex S8",
+ .pixelformat = V4L2_SDR_FMT_CS8,
#if 0
}, {
- .name = "8-bit signed",
- .pixelformat = V4L2_PIX_FMT_SDR_S8,
- }, {
.name = "10+2-bit signed",
.pixelformat = V4L2_PIX_FMT_SDR_MSI2500_384,
}, {
.name = "12-bit signed",
.pixelformat = V4L2_PIX_FMT_SDR_S12,
- }, {
- .name = "14-bit signed",
- .pixelformat = V4L2_PIX_FMT_SDR_S14,
#endif
+ }, {
+ .name = "Complex S14LE",
+ .pixelformat = V4L2_SDR_FMT_CS14LE,
+ }, {
+ .name = "Complex U8 (emulated)",
+ .pixelformat = V4L2_SDR_FMT_CU8,
+ }, {
+ .name = "Complex U16LE (emulated)",
+ .pixelformat = V4L2_SDR_FMT_CU16LE,
},
};
@@ -127,6 +129,7 @@ struct msi3101_state {
unsigned int f_adc;
u32 pixelformat;
+ unsigned int num_formats;
unsigned int isoc_errors; /* number of contiguous ISOC errors */
unsigned int vb_full; /* vb is full and packets dropped */
@@ -928,7 +931,7 @@ static int msi3101_set_usb_adc(struct msi3101_state *s)
s->convert_stream = msi3101_convert_stream_252_u16;
reg7 = 0x00009407;
break;
- case V4L2_PIX_FMT_SDR_S8:
+ case V4L2_SDR_FMT_CS8:
s->convert_stream = msi3101_convert_stream_504;
reg7 = 0x000c9407;
break;
@@ -940,7 +943,7 @@ static int msi3101_set_usb_adc(struct msi3101_state *s)
s->convert_stream = msi3101_convert_stream_336;
reg7 = 0x00008507;
break;
- case V4L2_PIX_FMT_SDR_S14:
+ case V4L2_SDR_FMT_CS14LE:
s->convert_stream = msi3101_convert_stream_252;
reg7 = 0x00009407;
break;
@@ -1115,7 +1118,7 @@ static int msi3101_enum_fmt_sdr_cap(struct file *file,
void *priv,
struct msi3101_state *s = video_drvdata(file);
dev_dbg(&s->udev->dev, "%s: index=%d\n", __func__, f->index);
- if (f->index >= NUM_FORMATS)
+ if (f->index >= s->num_formats)
return -EINVAL;
strlcpy(f->description, formats[f->index].name, sizeof(f->description));
@@ -1150,7 +1153,7 @@ static int msi3101_s_fmt_sdr_cap(struct file *file, void
*priv,
return -EBUSY;
memset(f->fmt.sdr.reserved, 0, sizeof(f->fmt.sdr.reserved));
- for (i = 0; i < NUM_FORMATS; i++) {
+ for (i = 0; i < s->num_formats; i++) {
if (formats[i].pixelformat == f->fmt.sdr.pixelformat) {
s->pixelformat = f->fmt.sdr.pixelformat;
return 0;
@@ -1172,7 +1175,7 @@ static int msi3101_try_fmt_sdr_cap(struct file *file,
void *priv,
(char *)&f->fmt.sdr.pixelformat);
memset(f->fmt.sdr.reserved, 0, sizeof(f->fmt.sdr.reserved));
- for (i = 0; i < NUM_FORMATS; i++) {
+ for (i = 0; i < s->num_formats; i++) {
if (formats[i].pixelformat == f->fmt.sdr.pixelformat)
return 0;
}
@@ -1398,7 +1401,10 @@ static int msi3101_probe(struct usb_interface *intf,
INIT_LIST_HEAD(&s->queued_bufs);
s->udev = udev;
s->f_adc = bands[0].rangelow;
- s->pixelformat = V4L2_SDR_FMT_CU8;
+ s->pixelformat = formats[0].pixelformat;
+ s->num_formats = NUM_FORMATS;
+ if (msi3101_emulated_fmt == false)
+ s->num_formats -= 2;
/* Init videobuf2 queue structure */
s->vb_queue.type = V4L2_BUF_TYPE_SDR_CAPTURE;
--
1.9.3
--
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