media: uapi: mpeg2: Rename "quantization" to "quantisation"

The MPEG-2 specification refers to the quantisation matrices
using the word "quantisation". Make the V4L2 interface more
ergonomic by matching the MPEG-2 spec.

Signed-off-by: Ezequiel Garcia <ezequiel@collabora.com>
Tested-by: Jernej Skrabec <jernej.skrabec@siol.net>
Reviewed-by: Jernej Skrabec <jernej.skrabec@siol.net>
Tested-by: Daniel Almeida <daniel.almeida@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

10 files changed, 39 insertions, 44 deletions

diff --git a/drivers/media/v4l2-core/v4l2-ctrls.c b/drivers/media/v4l2-core/v4l2-ctrls.c
index 0d7fe1bd975a..1ed62f0ed66f 100644
--- a/drivers/media/v4l2-core/v4l2-ctrls.c
+++ b/drivers/media/v4l2-core/v4l2-ctrls.c
@@ -966,7 +966,7 @@ const char *v4l2_ctrl_get_name(u32 id)
 	case V4L2_CID_MPEG_VIDEO_FRAME_LTR_INDEX:		return "Frame LTR Index";
 	case V4L2_CID_MPEG_VIDEO_USE_LTR_FRAMES:		return "Use LTR Frames";
 	case V4L2_CID_MPEG_VIDEO_MPEG2_SLICE_PARAMS:		return "MPEG-2 Slice Parameters";
-	case V4L2_CID_MPEG_VIDEO_MPEG2_QUANTIZATION:		return "MPEG-2 Quantization Matrices";
+	case V4L2_CID_MPEG_VIDEO_MPEG2_QUANTISATION:		return "MPEG-2 Quantisation Matrices";
 	case V4L2_CID_FWHT_I_FRAME_QP:				return "FWHT I-Frame QP Value";
 	case V4L2_CID_FWHT_P_FRAME_QP:				return "FWHT P-Frame QP Value";
 
@@ -1490,8 +1490,8 @@ void v4l2_ctrl_fill(u32 id, const char **name, enum v4l2_ctrl_type *type,
 	case V4L2_CID_MPEG_VIDEO_MPEG2_SLICE_PARAMS:
 		*type = V4L2_CTRL_TYPE_MPEG2_SLICE_PARAMS;
 		break;
-	case V4L2_CID_MPEG_VIDEO_MPEG2_QUANTIZATION:
-		*type = V4L2_CTRL_TYPE_MPEG2_QUANTIZATION;
+	case V4L2_CID_MPEG_VIDEO_MPEG2_QUANTISATION:
+		*type = V4L2_CTRL_TYPE_MPEG2_QUANTISATION;
 		break;
 	case V4L2_CID_STATELESS_FWHT_PARAMS:
 		*type = V4L2_CTRL_TYPE_FWHT_PARAMS;
@@ -1942,7 +1942,7 @@ static int std_validate_compound(const struct v4l2_ctrl *ctrl, u32 idx,
 
 		break;
 
-	case V4L2_CTRL_TYPE_MPEG2_QUANTIZATION:
+	case V4L2_CTRL_TYPE_MPEG2_QUANTISATION:
 		break;
 
 	case V4L2_CTRL_TYPE_FWHT_PARAMS:
@@ -2911,8 +2911,8 @@ static struct v4l2_ctrl *v4l2_ctrl_new(struct v4l2_ctrl_handler *hdl,
 	case V4L2_CTRL_TYPE_MPEG2_SLICE_PARAMS:
 		elem_size = sizeof(struct v4l2_ctrl_mpeg2_slice_params);
 		break;
-	case V4L2_CTRL_TYPE_MPEG2_QUANTIZATION:
-		elem_size = sizeof(struct v4l2_ctrl_mpeg2_quantization);
+	case V4L2_CTRL_TYPE_MPEG2_QUANTISATION:
+		elem_size = sizeof(struct v4l2_ctrl_mpeg2_quantisation);
 		break;
 	case V4L2_CTRL_TYPE_FWHT_PARAMS:
 		elem_size = sizeof(struct v4l2_ctrl_fwht_params);
diff --git a/drivers/staging/media/hantro/hantro_drv.c b/drivers/staging/media/hantro/hantro_drv.c
index 074b9bb30d6d..b7b4328d3c6d 100644
--- a/drivers/staging/media/hantro/hantro_drv.c
+++ b/drivers/staging/media/hantro/hantro_drv.c
@@ -303,7 +303,7 @@ static const struct hantro_ctrl controls[] = {
 	}, {
 		.codec = HANTRO_MPEG2_DECODER,
 		.cfg = {
-			.id = V4L2_CID_MPEG_VIDEO_MPEG2_QUANTIZATION,
+			.id = V4L2_CID_MPEG_VIDEO_MPEG2_QUANTISATION,
 		},
 	}, {
 		.codec = HANTRO_VP8_DECODER,
diff --git a/drivers/staging/media/hantro/hantro_g1_mpeg2_dec.c b/drivers/staging/media/hantro/hantro_g1_mpeg2_dec.c
index 0fd306806f16..55d07aa7756b 100644
--- a/drivers/staging/media/hantro/hantro_g1_mpeg2_dec.c
+++ b/drivers/staging/media/hantro/hantro_g1_mpeg2_dec.c
@@ -82,17 +82,14 @@
 #define PICT_FRAME         3
 
 static void
-hantro_g1_mpeg2_dec_set_quantization(struct hantro_dev *vpu,
+hantro_g1_mpeg2_dec_set_quantisation(struct hantro_dev *vpu,
 				     struct hantro_ctx *ctx)
 {
-	struct v4l2_ctrl_mpeg2_quantization *quantization;
-
-	quantization = hantro_get_ctrl(ctx,
-				       V4L2_CID_MPEG_VIDEO_MPEG2_QUANTIZATION);
-	hantro_mpeg2_dec_copy_qtable(ctx->mpeg2_dec.qtable.cpu,
-				     quantization);
-	vdpu_write_relaxed(vpu, ctx->mpeg2_dec.qtable.dma,
-			   G1_REG_QTABLE_BASE);
+	struct v4l2_ctrl_mpeg2_quantisation *q;
+
+	q = hantro_get_ctrl(ctx, V4L2_CID_MPEG_VIDEO_MPEG2_QUANTISATION);
+	hantro_mpeg2_dec_copy_qtable(ctx->mpeg2_dec.qtable.cpu, q);
+	vdpu_write_relaxed(vpu, ctx->mpeg2_dec.qtable.dma, G1_REG_QTABLE_BASE);
 }
 
 static void
@@ -238,7 +235,7 @@ void hantro_g1_mpeg2_dec_run(struct hantro_ctx *ctx)
 	reg = G1_REG_APF_THRESHOLD(8);
 	vdpu_write_relaxed(vpu, reg, G1_SWREG(55));
 
-	hantro_g1_mpeg2_dec_set_quantization(vpu, ctx);
+	hantro_g1_mpeg2_dec_set_quantisation(vpu, ctx);
 
 	hantro_g1_mpeg2_dec_set_buffers(vpu, ctx, &src_buf->vb2_buf,
 					&dst_buf->vb2_buf,
diff --git a/drivers/staging/media/hantro/hantro_hw.h b/drivers/staging/media/hantro/hantro_hw.h
index 0a42df22472e..3d8b53567f16 100644
--- a/drivers/staging/media/hantro/hantro_hw.h
+++ b/drivers/staging/media/hantro/hantro_hw.h
@@ -223,7 +223,7 @@ hantro_h264_mv_size(unsigned int width, unsigned int height)
 void hantro_g1_mpeg2_dec_run(struct hantro_ctx *ctx);
 void rk3399_vpu_mpeg2_dec_run(struct hantro_ctx *ctx);
 void hantro_mpeg2_dec_copy_qtable(u8 *qtable,
-				  const struct v4l2_ctrl_mpeg2_quantization *ctrl);
+				  const struct v4l2_ctrl_mpeg2_quantisation *ctrl);
 int hantro_mpeg2_dec_init(struct hantro_ctx *ctx);
 void hantro_mpeg2_dec_exit(struct hantro_ctx *ctx);
 
diff --git a/drivers/staging/media/hantro/hantro_mpeg2.c b/drivers/staging/media/hantro/hantro_mpeg2.c
index 53a99a9988d5..04e545eb0a83 100644
--- a/drivers/staging/media/hantro/hantro_mpeg2.c
+++ b/drivers/staging/media/hantro/hantro_mpeg2.c
@@ -19,7 +19,7 @@ static const u8 zigzag[64] = {
 };
 
 void hantro_mpeg2_dec_copy_qtable(u8 *qtable,
-				  const struct v4l2_ctrl_mpeg2_quantization *ctrl)
+				  const struct v4l2_ctrl_mpeg2_quantisation *ctrl)
 {
 	int i, n;
 
diff --git a/drivers/staging/media/hantro/rk3399_vpu_hw_mpeg2_dec.c b/drivers/staging/media/hantro/rk3399_vpu_hw_mpeg2_dec.c
index f610fa5b4335..61a54549774d 100644
--- a/drivers/staging/media/hantro/rk3399_vpu_hw_mpeg2_dec.c
+++ b/drivers/staging/media/hantro/rk3399_vpu_hw_mpeg2_dec.c
@@ -84,16 +84,14 @@
 #define PICT_FRAME         3
 
 static void
-rk3399_vpu_mpeg2_dec_set_quantization(struct hantro_dev *vpu,
+rk3399_vpu_mpeg2_dec_set_quantisation(struct hantro_dev *vpu,
 				      struct hantro_ctx *ctx)
 {
-	struct v4l2_ctrl_mpeg2_quantization *quantization;
+	struct v4l2_ctrl_mpeg2_quantisation *q;
 
-	quantization = hantro_get_ctrl(ctx,
-				       V4L2_CID_MPEG_VIDEO_MPEG2_QUANTIZATION);
-	hantro_mpeg2_dec_copy_qtable(ctx->mpeg2_dec.qtable.cpu, quantization);
-	vdpu_write_relaxed(vpu, ctx->mpeg2_dec.qtable.dma,
-			   VDPU_REG_QTABLE_BASE);
+	q = hantro_get_ctrl(ctx, V4L2_CID_MPEG_VIDEO_MPEG2_QUANTISATION);
+	hantro_mpeg2_dec_copy_qtable(ctx->mpeg2_dec.qtable.cpu, q);
+	vdpu_write_relaxed(vpu, ctx->mpeg2_dec.qtable.dma, VDPU_REG_QTABLE_BASE);
 }
 
 static void
@@ -243,7 +241,7 @@ void rk3399_vpu_mpeg2_dec_run(struct hantro_ctx *ctx)
 	      VDPU_REG_MV_ACCURACY_BWD(1);
 	vdpu_write_relaxed(vpu, reg, VDPU_SWREG(136));
 
-	rk3399_vpu_mpeg2_dec_set_quantization(vpu, ctx);
+	rk3399_vpu_mpeg2_dec_set_quantisation(vpu, ctx);
 
 	rk3399_vpu_mpeg2_dec_set_buffers(vpu, ctx, &src_buf->vb2_buf,
 					 &dst_buf->vb2_buf,
diff --git a/drivers/staging/media/sunxi/cedrus/cedrus.c b/drivers/staging/media/sunxi/cedrus/cedrus.c
index 92812d1a39d4..62a5407664ae 100644
--- a/drivers/staging/media/sunxi/cedrus/cedrus.c
+++ b/drivers/staging/media/sunxi/cedrus/cedrus.c
@@ -37,7 +37,7 @@ static const struct cedrus_control cedrus_controls[] = {
 	},
 	{
 		.cfg = {
-			.id	= V4L2_CID_MPEG_VIDEO_MPEG2_QUANTIZATION,
+			.id	= V4L2_CID_MPEG_VIDEO_MPEG2_QUANTISATION,
 		},
 		.codec		= CEDRUS_CODEC_MPEG2,
 	},
diff --git a/drivers/staging/media/sunxi/cedrus/cedrus.h b/drivers/staging/media/sunxi/cedrus/cedrus.h
index 15f147dad4cb..6516bff3d319 100644
--- a/drivers/staging/media/sunxi/cedrus/cedrus.h
+++ b/drivers/staging/media/sunxi/cedrus/cedrus.h
@@ -69,7 +69,7 @@ struct cedrus_h264_run {
 
 struct cedrus_mpeg2_run {
 	const struct v4l2_ctrl_mpeg2_slice_params	*slice_params;
-	const struct v4l2_ctrl_mpeg2_quantization	*quantization;
+	const struct v4l2_ctrl_mpeg2_quantisation	*quantisation;
 };
 
 struct cedrus_h265_run {
diff --git a/drivers/staging/media/sunxi/cedrus/cedrus_dec.c b/drivers/staging/media/sunxi/cedrus/cedrus_dec.c
index d696b3ec70c0..238f779d2ba4 100644
--- a/drivers/staging/media/sunxi/cedrus/cedrus_dec.c
+++ b/drivers/staging/media/sunxi/cedrus/cedrus_dec.c
@@ -42,8 +42,8 @@ void cedrus_device_run(void *priv)
 	case V4L2_PIX_FMT_MPEG2_SLICE:
 		run.mpeg2.slice_params = cedrus_find_control_data(ctx,
 			V4L2_CID_MPEG_VIDEO_MPEG2_SLICE_PARAMS);
-		run.mpeg2.quantization = cedrus_find_control_data(ctx,
-			V4L2_CID_MPEG_VIDEO_MPEG2_QUANTIZATION);
+		run.mpeg2.quantisation = cedrus_find_control_data(ctx,
+			V4L2_CID_MPEG_VIDEO_MPEG2_QUANTISATION);
 		break;
 
 	case V4L2_PIX_FMT_H264_SLICE:
diff --git a/drivers/staging/media/sunxi/cedrus/cedrus_mpeg2.c b/drivers/staging/media/sunxi/cedrus/cedrus_mpeg2.c
index 8bcd6b8f9e2d..459f71679a4f 100644
--- a/drivers/staging/media/sunxi/cedrus/cedrus_mpeg2.c
+++ b/drivers/staging/media/sunxi/cedrus/cedrus_mpeg2.c
@@ -13,9 +13,9 @@
 #include "cedrus_hw.h"
 #include "cedrus_regs.h"
 
-/* Default MPEG-2 quantization coefficients, from the specification. */
+/* Default MPEG-2 quantisation coefficients, from the specification. */
 
-static const u8 intra_quantization_matrix_default[64] = {
+static const u8 intra_quantisation_matrix_default[64] = {
 	8,  16, 16, 19, 16, 19, 22, 22,
 	22, 22, 22, 22, 26, 24, 26, 27,
 	27, 27, 26, 26, 26, 26, 27, 27,
@@ -26,7 +26,7 @@ static const u8 intra_quantization_matrix_default[64] = {
 	46, 46, 56, 56, 58, 69, 69, 83
 };
 
-static const u8 non_intra_quantization_matrix_default[64] = {
+static const u8 non_intra_quantisation_matrix_default[64] = {
 	16, 16, 16, 16, 16, 16, 16, 16,
 	16, 16, 16, 16, 16, 16, 16, 16,
 	16, 16, 16, 16, 16, 16, 16, 16,
@@ -77,7 +77,7 @@ static void cedrus_mpeg2_setup(struct cedrus_ctx *ctx, struct cedrus_run *run)
 	const struct v4l2_ctrl_mpeg2_slice_params *slice_params;
 	const struct v4l2_mpeg2_sequence *sequence;
 	const struct v4l2_mpeg2_picture *picture;
-	const struct v4l2_ctrl_mpeg2_quantization *quantization;
+	const struct v4l2_ctrl_mpeg2_quantisation *quantisation;
 	dma_addr_t src_buf_addr, dst_luma_addr, dst_chroma_addr;
 	dma_addr_t fwd_luma_addr, fwd_chroma_addr;
 	dma_addr_t bwd_luma_addr, bwd_chroma_addr;
@@ -93,17 +93,17 @@ static void cedrus_mpeg2_setup(struct cedrus_ctx *ctx, struct cedrus_run *run)
 	sequence = &slice_params->sequence;
 	picture = &slice_params->picture;
 
-	quantization = run->mpeg2.quantization;
+	quantisation = run->mpeg2.quantisation;
 
 	/* Activate MPEG engine. */
 	cedrus_engine_enable(ctx, CEDRUS_CODEC_MPEG2);
 
-	/* Set intra quantization matrix. */
+	/* Set intra quantisation matrix. */
 
-	if (quantization && quantization->load_intra_quantiser_matrix)
-		matrix = quantization->intra_quantiser_matrix;
+	if (quantisation && quantisation->load_intra_quantiser_matrix)
+		matrix = quantisation->intra_quantiser_matrix;
 	else
-		matrix = intra_quantization_matrix_default;
+		matrix = intra_quantisation_matrix_default;
 
 	for (i = 0; i < 64; i++) {
 		reg = VE_DEC_MPEG_IQMINPUT_WEIGHT(i, matrix[i]);
@@ -112,12 +112,12 @@ static void cedrus_mpeg2_setup(struct cedrus_ctx *ctx, struct cedrus_run *run)
 		cedrus_write(dev, VE_DEC_MPEG_IQMINPUT, reg);
 	}
 
-	/* Set non-intra quantization matrix. */
+	/* Set non-intra quantisation matrix. */
 
-	if (quantization && quantization->load_non_intra_quantiser_matrix)
-		matrix = quantization->non_intra_quantiser_matrix;
+	if (quantisation && quantisation->load_non_intra_quantiser_matrix)
+		matrix = quantisation->non_intra_quantiser_matrix;
 	else
-		matrix = non_intra_quantization_matrix_default;
+		matrix = non_intra_quantisation_matrix_default;
 
 	for (i = 0; i < 64; i++) {
 		reg = VE_DEC_MPEG_IQMINPUT_WEIGHT(i, matrix[i]);