media: uapi: vp8: Rename v4l2_vp8_loopfilter to v4l2_vp8_loop_filter

Rename to struct v4l2_vp8_loop_filter, which is closer to the
VP8 syntax. This change is only cosmetics, but since this API
is exposed to userspace, it's worth the trouble to get it consistent.
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>

Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst

@@ -1829,7 +1829,7 @@ enum v4l2_mpeg_video_h264_hierarchical_coding_type -
     * - struct :c:type:`v4l2_vp8_segment`
       - ``segment``
       - Structure with segment-based adjustments metadata.
-    * - struct :c:type:`v4l2_vp8_loopfilter`
+    * - struct :c:type:`v4l2_vp8_loop_filter`
       - ``lf``
       - Structure with loop filter level adjustments metadata.
     * - struct :c:type:`v4l2_vp8_quantization`
@@ -2027,13 +2027,13 @@ enum v4l2_mpeg_video_h264_hierarchical_coding_type -
 
     \normalsize
 
-.. c:type:: v4l2_vp8_loopfilter
+.. c:type:: v4l2_vp8_loop_filter
 
 .. cssclass:: longtable
 
 .. tabularcolumns:: |p{1.5cm}|p{3.9cm}|p{11.9cm}|
 
-.. flat-table:: struct v4l2_vp8_loopfilter
+.. flat-table:: struct v4l2_vp8_loop_filter
     :header-rows:  0
     :stub-columns: 0
     :widths:       1 1 2
@@ -2055,11 +2055,11 @@ enum v4l2_mpeg_video_h264_hierarchical_coding_type -
       - Applications and drivers must set this to zero.
     * - __u32
       - ``flags``
-      - See :ref:`Loopfilter Flags <vp8_loopfilter_flags>`
+      - See :ref:`Loop Filter Flags <vp8_loop_filter_flags>`
 
-.. _vp8_loopfilter_flags:
+.. _vp8_loop_filter_flags:
 
-``Loopfilter Flags``
+``Loop Filter Flags``
 
 .. tabularcolumns:: |p{7.0cm}|p{1.2cm}|p{9.1cm}|
 

drivers/staging/media/hantro/hantro_g1_vp8_dec.c

@@ -136,7 +136,7 @@ static void cfg_lf(struct hantro_ctx *ctx,
 		   const struct v4l2_ctrl_vp8_frame *hdr)
 {
 	const struct v4l2_vp8_segment *seg = &hdr->segment;
-	const struct v4l2_vp8_loopfilter *lf = &hdr->lf;
+	const struct v4l2_vp8_loop_filter *lf = &hdr->lf;
 	struct hantro_dev *vpu = ctx->dev;
 	unsigned int i;
 	u32 reg;

drivers/staging/media/hantro/rk3399_vpu_hw_vp8_dec.c

@@ -277,7 +277,7 @@ static void cfg_lf(struct hantro_ctx *ctx,
 		   const struct v4l2_ctrl_vp8_frame *hdr)
 {
 	const struct v4l2_vp8_segment *seg = &hdr->segment;
-	const struct v4l2_vp8_loopfilter *lf = &hdr->lf;
+	const struct v4l2_vp8_loop_filter *lf = &hdr->lf;
 	struct hantro_dev *vpu = ctx->dev;
 	unsigned int i;
 	u32 reg;

include/media/vp8-ctrls.h

@@ -34,7 +34,7 @@ struct v4l2_vp8_segment {
 #define V4L2_VP8_LF_ADJ_ENABLE	0x01
 #define V4L2_VP8_LF_DELTA_UPDATE	0x02
 #define V4L2_VP8_LF_FILTER_TYPE_SIMPLE	0x04
-struct v4l2_vp8_loopfilter {
+struct v4l2_vp8_loop_filter {
 	__s8 ref_frm_delta[4];
 	__s8 mb_mode_delta[4];
 	__u8 sharpness_level;
@@ -82,7 +82,7 @@ struct v4l2_vp8_entropy_coder_state {
 
 struct v4l2_ctrl_vp8_frame {
 	struct v4l2_vp8_segment segment;
-	struct v4l2_vp8_loopfilter lf;
+	struct v4l2_vp8_loop_filter lf;
 	struct v4l2_vp8_quantization quant;
 	struct v4l2_vp8_entropy entropy;
 	struct v4l2_vp8_entropy_coder_state coder_state;