* [PATCH] media: imx: add 16-bit grayscale support
@ 2018-05-03 15:06 Philipp Zabel
2018-05-05 19:42 ` Steve Longerbeam
0 siblings, 1 reply; 2+ messages in thread
From: Philipp Zabel @ 2018-05-03 15:06 UTC (permalink / raw)
To: linux-media; +Cc: Steve Longerbeam, Philipp Zabel, Jan Luebbe
Since commit 50b0f0aee839 ("gpu: ipu-csi: add 10/12-bit grayscale
support to mbus_code_to_bus_cfg") the IPU CSI can be configured to
capture 10-bit and 12-bit grayscale formats, expanded to 16-bit
grayscale, in bayer/generic data mode.
This patch adds support for V4L2_PIX_FMT_Y16 captured from sensors
that provide MEDIA_BUS_FMT_Y10_1X10 or MEDIA_BUS_FMT_Y12_1X12 data.
Cc: Jan Luebbe <jlu@pengutronix.de>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
---
drivers/staging/media/imx/imx-media-csi.c | 1 +
drivers/staging/media/imx/imx-media-utils.c | 9 +++++++++
2 files changed, 10 insertions(+)
diff --git a/drivers/staging/media/imx/imx-media-csi.c b/drivers/staging/media/imx/imx-media-csi.c
index 16cab40156ca..1112d8f67a18 100644
--- a/drivers/staging/media/imx/imx-media-csi.c
+++ b/drivers/staging/media/imx/imx-media-csi.c
@@ -409,6 +409,7 @@ static int csi_idmac_setup_channel(struct csi_priv *priv)
case V4L2_PIX_FMT_SGBRG16:
case V4L2_PIX_FMT_SGRBG16:
case V4L2_PIX_FMT_SRGGB16:
+ case V4L2_PIX_FMT_Y16:
burst_size = 4;
passthrough = true;
passthrough_bits = 16;
diff --git a/drivers/staging/media/imx/imx-media-utils.c b/drivers/staging/media/imx/imx-media-utils.c
index fab98fc0d6a0..7ec2db84451c 100644
--- a/drivers/staging/media/imx/imx-media-utils.c
+++ b/drivers/staging/media/imx/imx-media-utils.c
@@ -168,6 +168,15 @@ static const struct imx_media_pixfmt rgb_formats[] = {
.cs = IPUV3_COLORSPACE_RGB,
.bpp = 8,
.bayer = true,
+ }, {
+ .fourcc = V4L2_PIX_FMT_Y16,
+ .codes = {
+ MEDIA_BUS_FMT_Y10_1X10,
+ MEDIA_BUS_FMT_Y12_1X12,
+ },
+ .cs = IPUV3_COLORSPACE_RGB,
+ .bpp = 16,
+ .bayer = true,
},
/***
* non-mbus RGB formats start here. NOTE! when adding non-mbus
--
2.17.0
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] media: imx: add 16-bit grayscale support
2018-05-03 15:06 [PATCH] media: imx: add 16-bit grayscale support Philipp Zabel
@ 2018-05-05 19:42 ` Steve Longerbeam
0 siblings, 0 replies; 2+ messages in thread
From: Steve Longerbeam @ 2018-05-05 19:42 UTC (permalink / raw)
To: Philipp Zabel, linux-media; +Cc: Jan Luebbe
Acked-by: Steve Longerbeam <steve_longerbeam@mentor.com>
On 05/03/2018 08:06 AM, Philipp Zabel wrote:
> Since commit 50b0f0aee839 ("gpu: ipu-csi: add 10/12-bit grayscale
> support to mbus_code_to_bus_cfg") the IPU CSI can be configured to
> capture 10-bit and 12-bit grayscale formats, expanded to 16-bit
> grayscale, in bayer/generic data mode.
> This patch adds support for V4L2_PIX_FMT_Y16 captured from sensors
> that provide MEDIA_BUS_FMT_Y10_1X10 or MEDIA_BUS_FMT_Y12_1X12 data.
>
> Cc: Jan Luebbe <jlu@pengutronix.de>
> Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
> ---
> drivers/staging/media/imx/imx-media-csi.c | 1 +
> drivers/staging/media/imx/imx-media-utils.c | 9 +++++++++
> 2 files changed, 10 insertions(+)
>
> diff --git a/drivers/staging/media/imx/imx-media-csi.c b/drivers/staging/media/imx/imx-media-csi.c
> index 16cab40156ca..1112d8f67a18 100644
> --- a/drivers/staging/media/imx/imx-media-csi.c
> +++ b/drivers/staging/media/imx/imx-media-csi.c
> @@ -409,6 +409,7 @@ static int csi_idmac_setup_channel(struct csi_priv *priv)
> case V4L2_PIX_FMT_SGBRG16:
> case V4L2_PIX_FMT_SGRBG16:
> case V4L2_PIX_FMT_SRGGB16:
> + case V4L2_PIX_FMT_Y16:
> burst_size = 4;
> passthrough = true;
> passthrough_bits = 16;
> diff --git a/drivers/staging/media/imx/imx-media-utils.c b/drivers/staging/media/imx/imx-media-utils.c
> index fab98fc0d6a0..7ec2db84451c 100644
> --- a/drivers/staging/media/imx/imx-media-utils.c
> +++ b/drivers/staging/media/imx/imx-media-utils.c
> @@ -168,6 +168,15 @@ static const struct imx_media_pixfmt rgb_formats[] = {
> .cs = IPUV3_COLORSPACE_RGB,
> .bpp = 8,
> .bayer = true,
> + }, {
> + .fourcc = V4L2_PIX_FMT_Y16,
> + .codes = {
> + MEDIA_BUS_FMT_Y10_1X10,
> + MEDIA_BUS_FMT_Y12_1X12,
> + },
> + .cs = IPUV3_COLORSPACE_RGB,
> + .bpp = 16,
> + .bayer = true,
> },
> /***
> * non-mbus RGB formats start here. NOTE! when adding non-mbus
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2018-05-03 15:06 [PATCH] media: imx: add 16-bit grayscale support Philipp Zabel
2018-05-05 19:42 ` Steve Longerbeam
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