linux-kernel - [PATCH 2/4] media: imx: allow bayer pixel formats to be looked up

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Date:   Sun, 19 Mar 2017 10:48:57 +0000
From:   Russell King <rmk+kernel@...linux.org.uk>
To:     Steve Longerbeam <steve_longerbeam@...tor.com>,
        Steve Longerbeam <slongerbeam@...il.com>
Cc:     sakari.ailus@...ux.intel.com, hverkuil@...all.nl,
        linux-media@...r.kernel.org, kernel@...gutronix.de,
        mchehab@...nel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, p.zabel@...gutronix.de
Subject: [PATCH 2/4] media: imx: allow bayer pixel formats to be looked up

Allow imx_media_find_format() to look up bayer formats, which is
required to support frame size and interval enumeration.

Signed-off-by: Russell King <rmk+kernel@...linux.org.uk>
---
 drivers/staging/media/imx/imx-media-capture.c | 11 ++++++-----
 drivers/staging/media/imx/imx-media-utils.c   |  6 +++---
 drivers/staging/media/imx/imx-media.h         |  2 +-
 3 files changed, 10 insertions(+), 9 deletions(-)

diff --git a/drivers/staging/media/imx/imx-media-capture.c b/drivers/staging/media/imx/imx-media-capture.c
index ee914396080f..cdeb2cd8b1d7 100644
--- a/drivers/staging/media/imx/imx-media-capture.c
+++ b/drivers/staging/media/imx/imx-media-capture.c
@@ -164,10 +164,10 @@ static int capture_try_fmt_vid_cap(struct file *file, void *fh,
 			CS_SEL_YUV : CS_SEL_RGB;
 		fourcc = f->fmt.pix.pixelformat;
 
-		cc = imx_media_find_format(fourcc, cs_sel);
+		cc = imx_media_find_format(fourcc, cs_sel, false);
 		if (!cc) {
 			imx_media_enum_format(&fourcc, 0, cs_sel);
-			cc = imx_media_find_format(fourcc, cs_sel);
+			cc = imx_media_find_format(fourcc, cs_sel, false);
 		}
 	}
 
@@ -193,7 +193,7 @@ static int capture_s_fmt_vid_cap(struct file *file, void *fh,
 
 	priv->vdev.fmt.fmt.pix = f->fmt.pix;
 	priv->vdev.cc = imx_media_find_format(f->fmt.pix.pixelformat,
-					      CS_SEL_ANY);
+					      CS_SEL_ANY, false);
 
 	return 0;
 }
@@ -505,7 +505,8 @@ void imx_media_capture_device_set_format(struct imx_media_video_dev *vdev,
 
 	mutex_lock(&priv->mutex);
 	priv->vdev.fmt.fmt.pix = *pix;
-	priv->vdev.cc = imx_media_find_format(pix->pixelformat, CS_SEL_ANY);
+	priv->vdev.cc = imx_media_find_format(pix->pixelformat, CS_SEL_ANY,
+					      false);
 	mutex_unlock(&priv->mutex);
 }
 EXPORT_SYMBOL_GPL(imx_media_capture_device_set_format);
@@ -614,7 +615,7 @@ int imx_media_capture_device_register(struct imx_media_video_dev *vdev)
 	imx_media_mbus_fmt_to_pix_fmt(&vdev->fmt.fmt.pix,
 				      &fmt_src.format, NULL);
 	vdev->cc = imx_media_find_format(vdev->fmt.fmt.pix.pixelformat,
-					 CS_SEL_ANY);
+					 CS_SEL_ANY, false);
 
 	v4l2_info(sd, "Registered %s as /dev/%s\n", vfd->name,
 		  video_device_node_name(vfd));
diff --git a/drivers/staging/media/imx/imx-media-utils.c b/drivers/staging/media/imx/imx-media-utils.c
index 6eb7e3c5279e..d048e4a080d0 100644
--- a/drivers/staging/media/imx/imx-media-utils.c
+++ b/drivers/staging/media/imx/imx-media-utils.c
@@ -329,9 +329,9 @@ static int enum_format(u32 *fourcc, u32 *code, u32 index,
 }
 
 const struct imx_media_pixfmt *
-imx_media_find_format(u32 fourcc, enum codespace_sel cs_sel)
+imx_media_find_format(u32 fourcc, enum codespace_sel cs_sel, bool allow_bayer)
 {
-	return find_format(fourcc, 0, cs_sel, true, false);
+	return find_format(fourcc, 0, cs_sel, true, allow_bayer);
 }
 EXPORT_SYMBOL_GPL(imx_media_find_format);
 
@@ -524,7 +524,7 @@ int imx_media_ipu_image_to_mbus_fmt(struct v4l2_mbus_framefmt *mbus,
 {
 	const struct imx_media_pixfmt *fmt;
 
-	fmt = imx_media_find_format(image->pix.pixelformat, CS_SEL_ANY);
+	fmt = imx_media_find_format(image->pix.pixelformat, CS_SEL_ANY, false);
 	if (!fmt)
 		return -EINVAL;
 
diff --git a/drivers/staging/media/imx/imx-media.h b/drivers/staging/media/imx/imx-media.h
index 234242271a13..d8c9536bf1f8 100644
--- a/drivers/staging/media/imx/imx-media.h
+++ b/drivers/staging/media/imx/imx-media.h
@@ -178,7 +178,7 @@ enum codespace_sel {
 };
 
 const struct imx_media_pixfmt *
-imx_media_find_format(u32 fourcc, enum codespace_sel cs_sel);
+imx_media_find_format(u32 fourcc, enum codespace_sel cs_sel, bool allow_bayer);
 int imx_media_enum_format(u32 *fourcc, u32 index, enum codespace_sel cs_sel);
 const struct imx_media_pixfmt *
 imx_media_find_mbus_format(u32 code, enum codespace_sel cs_sel,
-- 
2.7.4