media: Rename V4L2_PIX_FMT_HM12 to V4L2_PIX_FMT_NV12_16L16

The V4L2_PIX_FMT_HM12 format is actually a simple NV12 tiled format,
with 16x16 linear tiles. Rename the format and move its documentation
together with the other tiled NV12 formats.

Keep V4L2_PIX_FMT_HM12 for application compatibility.

Signed-off-by: Ezequiel Garcia <ezequiel@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

7 files changed, 18 insertions, 18 deletions

diff --git a/drivers/media/pci/cx18/cx18-ioctl.c b/drivers/media/pci/cx18/cx18-ioctl.c
index 4864def20676..ce3f0141f94e 100644
--- a/drivers/media/pci/cx18/cx18-ioctl.c
+++ b/drivers/media/pci/cx18/cx18-ioctl.c
@@ -276,7 +276,7 @@ static int cx18_s_fmt_vid_cap(struct file *file, void *fh,
 	s->pixelformat = fmt->fmt.pix.pixelformat;
 	/* HM12 YUV size is (Y=(h*720) + UV=(h*(720/2)))
 	   UYUV YUV size is (Y=(h*720) + UV=(h*(720))) */
-	if (s->pixelformat == V4L2_PIX_FMT_HM12) {
+	if (s->pixelformat == V4L2_PIX_FMT_NV12_16L16) {
 		s->vb_bytes_per_frame = h * 720 * 3 / 2;
 		s->vb_bytes_per_line = 720; /* First plane */
 	} else {
@@ -470,7 +470,7 @@ static int cx18_enum_fmt_vid_cap(struct file *file, void *fh,
 			.index = 0,
 			.type = V4L2_BUF_TYPE_VIDEO_CAPTURE,
 			.description = "HM12 (YUV 4:1:1)",
-			.pixelformat = V4L2_PIX_FMT_HM12,
+			.pixelformat = V4L2_PIX_FMT_NV12_16L16,
 		},
 		{
 			.index = 1,
diff --git a/drivers/media/pci/cx18/cx18-streams.c b/drivers/media/pci/cx18/cx18-streams.c
index c41bae118415..16d37ab48906 100644
--- a/drivers/media/pci/cx18/cx18-streams.c
+++ b/drivers/media/pci/cx18/cx18-streams.c
@@ -133,7 +133,7 @@ static int cx18_prepare_buffer(struct videobuf_queue *q,
 
 		/* HM12 YUV size is (Y=(h*720) + UV=(h*(720/2)))
 		   UYUV YUV size is (Y=(h*720) + UV=(h*(720))) */
-		if (s->pixelformat == V4L2_PIX_FMT_HM12)
+		if (s->pixelformat == V4L2_PIX_FMT_NV12_16L16)
 			s->vb_bytes_per_frame = height * 720 * 3 / 2;
 		else
 			s->vb_bytes_per_frame = height * 720 * 2;
@@ -155,7 +155,7 @@ static int cx18_prepare_buffer(struct videobuf_queue *q,
 
 		/* HM12 YUV size is (Y=(h*720) + UV=(h*(720/2)))
 		   UYUV YUV size is (Y=(h*720) + UV=(h*(720))) */
-		if (s->pixelformat == V4L2_PIX_FMT_HM12)
+		if (s->pixelformat == V4L2_PIX_FMT_NV12_16L16)
 			s->vb_bytes_per_frame = height * 720 * 3 / 2;
 		else
 			s->vb_bytes_per_frame = height * 720 * 2;
@@ -287,7 +287,7 @@ static void cx18_stream_init(struct cx18 *cx, int type)
 			s, &cx->serialize_lock);
 
 		/* Assume the previous pixel default */
-		s->pixelformat = V4L2_PIX_FMT_HM12;
+		s->pixelformat = V4L2_PIX_FMT_NV12_16L16;
 		s->vb_bytes_per_frame = cx->cxhdl.height * 720 * 3 / 2;
 		s->vb_bytes_per_line = 720;
 	}
@@ -733,7 +733,7 @@ static void cx18_stream_configure_mdls(struct cx18_stream *s)
 		 * Set the MDL size to the exact size needed for one frame.
 		 * Use enough buffers per MDL to cover the MDL size
 		 */
-		if (s->pixelformat == V4L2_PIX_FMT_HM12)
+		if (s->pixelformat == V4L2_PIX_FMT_NV12_16L16)
 			s->mdl_size = 720 * s->cx->cxhdl.height * 3 / 2;
 		else
 			s->mdl_size = 720 * s->cx->cxhdl.height * 2;
diff --git a/drivers/media/pci/ivtv/ivtv-ioctl.c b/drivers/media/pci/ivtv/ivtv-ioctl.c
index da19b2e95e6c..0cdf6b3210c2 100644
--- a/drivers/media/pci/ivtv/ivtv-ioctl.c
+++ b/drivers/media/pci/ivtv/ivtv-ioctl.c
@@ -339,7 +339,7 @@ static int ivtv_g_fmt_vid_cap(struct file *file, void *fh, struct v4l2_format *f
 	pixfmt->colorspace = V4L2_COLORSPACE_SMPTE170M;
 	pixfmt->field = V4L2_FIELD_INTERLACED;
 	if (id->type == IVTV_ENC_STREAM_TYPE_YUV) {
-		pixfmt->pixelformat = V4L2_PIX_FMT_HM12;
+		pixfmt->pixelformat = V4L2_PIX_FMT_NV12_16L16;
 		/* YUV size is (Y=(h*720) + UV=(h*(720/2))) */
 		pixfmt->sizeimage = pixfmt->height * 720 * 3 / 2;
 		pixfmt->bytesperline = 720;
@@ -417,7 +417,7 @@ static int ivtv_g_fmt_vid_out(struct file *file, void *fh, struct v4l2_format *f
 			pixfmt->field = V4L2_FIELD_ANY;
 			break;
 		}
-		pixfmt->pixelformat = V4L2_PIX_FMT_HM12;
+		pixfmt->pixelformat = V4L2_PIX_FMT_NV12_16L16;
 		pixfmt->bytesperline = 720;
 		pixfmt->width = itv->yuv_info.v4l2_src_w;
 		pixfmt->height = itv->yuv_info.v4l2_src_h;
@@ -917,7 +917,7 @@ static int ivtv_enum_fmt_vid_cap(struct file *file, void *fh, struct v4l2_fmtdes
 	static const struct v4l2_fmtdesc hm12 = {
 		.type = V4L2_BUF_TYPE_VIDEO_CAPTURE,
 		.description = "HM12 (YUV 4:2:0)",
-		.pixelformat = V4L2_PIX_FMT_HM12,
+		.pixelformat = V4L2_PIX_FMT_NV12_16L16,
 	};
 	static const struct v4l2_fmtdesc mpeg = {
 		.type = V4L2_BUF_TYPE_VIDEO_CAPTURE,
@@ -944,7 +944,7 @@ static int ivtv_enum_fmt_vid_out(struct file *file, void *fh, struct v4l2_fmtdes
 	static const struct v4l2_fmtdesc hm12 = {
 		.type = V4L2_BUF_TYPE_VIDEO_OUTPUT,
 		.description = "HM12 (YUV 4:2:0)",
-		.pixelformat = V4L2_PIX_FMT_HM12,
+		.pixelformat = V4L2_PIX_FMT_NV12_16L16,
 	};
 	static const struct v4l2_fmtdesc mpeg = {
 		.type = V4L2_BUF_TYPE_VIDEO_OUTPUT,
diff --git a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c
index 08df0c833423..4b8d66fec3cf 100644
--- a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c
+++ b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c
@@ -61,7 +61,7 @@ bool sun6i_csi_is_format_supported(struct sun6i_csi *csi,
 	     || sdev->csi.v4l2_ep.bus_type == V4L2_MBUS_BT656)
 	     && sdev->csi.v4l2_ep.bus.parallel.bus_width == 16) {
 		switch (pixformat) {
-		case V4L2_PIX_FMT_HM12:
+		case V4L2_PIX_FMT_NV12_16L16:
 		case V4L2_PIX_FMT_NV12:
 		case V4L2_PIX_FMT_NV21:
 		case V4L2_PIX_FMT_NV16:
@@ -124,7 +124,7 @@ bool sun6i_csi_is_format_supported(struct sun6i_csi *csi,
 	case V4L2_PIX_FMT_VYUY:
 		return (mbus_code == MEDIA_BUS_FMT_VYUY8_2X8);
 
-	case V4L2_PIX_FMT_HM12:
+	case V4L2_PIX_FMT_NV12_16L16:
 	case V4L2_PIX_FMT_NV12:
 	case V4L2_PIX_FMT_NV21:
 	case V4L2_PIX_FMT_NV16:
@@ -269,7 +269,7 @@ static enum csi_output_fmt get_csi_output_format(struct sun6i_csi_dev *sdev,
 	case V4L2_PIX_FMT_VYUY:
 		return buf_interlaced ? CSI_FRAME_RAW_8 : CSI_FIELD_RAW_8;
 
-	case V4L2_PIX_FMT_HM12:
+	case V4L2_PIX_FMT_NV12_16L16:
 		return buf_interlaced ? CSI_FRAME_MB_YUV420 :
 					CSI_FIELD_MB_YUV420;
 	case V4L2_PIX_FMT_NV12:
@@ -311,7 +311,7 @@ static enum csi_input_seq get_csi_input_seq(struct sun6i_csi_dev *sdev,
 		return 0;
 
 	switch (pixformat) {
-	case V4L2_PIX_FMT_HM12:
+	case V4L2_PIX_FMT_NV12_16L16:
 	case V4L2_PIX_FMT_NV12:
 	case V4L2_PIX_FMT_NV16:
 	case V4L2_PIX_FMT_YUV420:
@@ -526,7 +526,7 @@ static void sun6i_csi_set_window(struct sun6i_csi_dev *sdev)
 
 	planar_offset[0] = 0;
 	switch (config->pixelformat) {
-	case V4L2_PIX_FMT_HM12:
+	case V4L2_PIX_FMT_NV12_16L16:
 	case V4L2_PIX_FMT_NV12:
 	case V4L2_PIX_FMT_NV21:
 	case V4L2_PIX_FMT_NV16:
diff --git a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.h b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.h
index c626821aaedb..3a38d107ae3f 100644
--- a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.h
+++ b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.h
@@ -105,7 +105,7 @@ static inline int sun6i_csi_get_bpp(unsigned int pixformat)
 	case V4L2_PIX_FMT_SGBRG12:
 	case V4L2_PIX_FMT_SGRBG12:
 	case V4L2_PIX_FMT_SRGGB12:
-	case V4L2_PIX_FMT_HM12:
+	case V4L2_PIX_FMT_NV12_16L16:
 	case V4L2_PIX_FMT_NV12:
 	case V4L2_PIX_FMT_NV21:
 	case V4L2_PIX_FMT_YUV420:
diff --git a/drivers/media/platform/sunxi/sun6i-csi/sun6i_video.c b/drivers/media/platform/sunxi/sun6i-csi/sun6i_video.c
index 07b2161392d2..33459892c1a9 100644
--- a/drivers/media/platform/sunxi/sun6i-csi/sun6i_video.c
+++ b/drivers/media/platform/sunxi/sun6i-csi/sun6i_video.c
@@ -48,7 +48,7 @@ static const u32 supported_pixformats[] = {
 	V4L2_PIX_FMT_YVYU,
 	V4L2_PIX_FMT_UYVY,
 	V4L2_PIX_FMT_VYUY,
-	V4L2_PIX_FMT_HM12,
+	V4L2_PIX_FMT_NV12_16L16,
 	V4L2_PIX_FMT_NV12,
 	V4L2_PIX_FMT_NV21,
 	V4L2_PIX_FMT_YUV420,
diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c
index ed194e9da7b0..8731d65ad39e 100644
--- a/drivers/media/v4l2-core/v4l2-ioctl.c
+++ b/drivers/media/v4l2-core/v4l2-ioctl.c
@@ -1274,7 +1274,6 @@ static void v4l_fill_fmtdesc(struct v4l2_fmtdesc *fmt)
 	case V4L2_PIX_FMT_YUV410:	descr = "Planar YUV 4:1:0"; break;
 	case V4L2_PIX_FMT_YUV420:	descr = "Planar YUV 4:2:0"; break;
 	case V4L2_PIX_FMT_HI240:	descr = "8-bit Dithered RGB (BTTV)"; break;
-	case V4L2_PIX_FMT_HM12:		descr = "YUV 4:2:0 (16x16 Macroblocks)"; break;
 	case V4L2_PIX_FMT_M420:		descr = "YUV 4:2:0 (M420)"; break;
 	case V4L2_PIX_FMT_NV12:		descr = "Y/CbCr 4:2:0"; break;
 	case V4L2_PIX_FMT_NV21:		descr = "Y/CrCb 4:2:0"; break;
@@ -1282,6 +1281,7 @@ static void v4l_fill_fmtdesc(struct v4l2_fmtdesc *fmt)
 	case V4L2_PIX_FMT_NV61:		descr = "Y/CrCb 4:2:2"; break;
 	case V4L2_PIX_FMT_NV24:		descr = "Y/CbCr 4:4:4"; break;
 	case V4L2_PIX_FMT_NV42:		descr = "Y/CrCb 4:4:4"; break;
+	case V4L2_PIX_FMT_NV12_16L16:	descr = "Y/CbCr 4:2:0 (16x16 Linear)"; break;
 	case V4L2_PIX_FMT_NV12_32L32:   descr = "Y/CbCr 4:2:0 (32x32 Linear)"; break;
 	case V4L2_PIX_FMT_NV12M:	descr = "Y/CbCr 4:2:0 (N-C)"; break;
 	case V4L2_PIX_FMT_NV21M:	descr = "Y/CrCb 4:2:0 (N-C)"; break;