diff options
author | Antti Palosaari <crope@iki.fi> | 2014-07-14 03:27:21 +0200 |
---|---|---|
committer | Mauro Carvalho Chehab <m.chehab@samsung.com> | 2014-07-22 04:28:32 +0200 |
commit | 3912eb6d1e4a1193af3af2b4ea3ffca0bf401468 (patch) | |
tree | 689179f1c8bef20067b0682821add27864bc6776 /drivers/media/usb/msi2500 | |
parent | [media] MAINTAINERS: update MSI3101 / MSI2500 driver location (diff) | |
download | linux-3912eb6d1e4a1193af3af2b4ea3ffca0bf401468.tar.xz linux-3912eb6d1e4a1193af3af2b4ea3ffca0bf401468.zip |
[media] msi2500: change supported formats
Enable two native formats, V4L2_SDR_FMT_CS8 and V4L2_SDR_FMT_CS14LE.
Move emulated formats behind module parameter.
Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
Diffstat (limited to 'drivers/media/usb/msi2500')
-rw-r--r-- | drivers/media/usb/msi2500/msi2500.c | 44 |
1 files changed, 25 insertions, 19 deletions
diff --git a/drivers/media/usb/msi2500/msi2500.c b/drivers/media/usb/msi2500/msi2500.c index 53aca380b288..e4f3f4e655d2 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; |