[PATCH v3 12/13] media: ipu6: Drop custom functions to obtain sd state information

[Sakari Ailus <sakari.ailus@linux.intel.com>]

Drop the custom functions that are used to obtain information from the
sub-device state.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
---
 .../media/pci/intel/ipu6/ipu6-isys-queue.c    | 17 ++++++---
 .../media/pci/intel/ipu6/ipu6-isys-subdev.c   | 36 -------------------
 .../media/pci/intel/ipu6/ipu6-isys-subdev.h   |  4 ---
 .../media/pci/intel/ipu6/ipu6-isys-video.c    | 33 +++++++----------
 4 files changed, 24 insertions(+), 66 deletions(-)

diff --git a/drivers/media/pci/intel/ipu6/ipu6-isys-queue.c b/drivers/media/pci/intel/ipu6/ipu6-isys-queue.c
index 651ddab9ef14..c862de31af9c 100644
--- a/drivers/media/pci/intel/ipu6/ipu6-isys-queue.c
+++ b/drivers/media/pci/intel/ipu6/ipu6-isys-queue.c
@@ -420,7 +420,7 @@ static void buf_queue(struct vb2_buffer *vb)
 
 static int ipu6_isys_link_fmt_validate(struct ipu6_isys_queue *aq)
 {
-	struct v4l2_mbus_framefmt format;
+	struct v4l2_mbus_framefmt format, *__format;
 	struct ipu6_isys_video *av = ipu6_isys_queue_to_video(aq);
 	struct device *dev = &av->isys->adev->auxdev.dev;
 	struct media_pad *remote_pad =
@@ -435,13 +435,20 @@ static int ipu6_isys_link_fmt_validate(struct ipu6_isys_queue *aq)
 	sd = media_entity_to_v4l2_subdev(remote_pad->entity);
 	r_stream = ipu6_isys_get_src_stream_by_src_pad(sd, remote_pad->index);
 
-	ret = ipu6_isys_get_stream_pad_fmt(sd, remote_pad->index, r_stream,
-					   &format);
+	struct v4l2_subdev_state *state =
+		v4l2_subdev_lock_and_get_active_state(sd);
 
-	if (ret) {
+	__format = v4l2_subdev_state_get_format(state, remote_pad->index,
+						r_stream);
+	if (__format)
+		format = *__format;
+
+	v4l2_subdev_unlock_state(state);
+
+	if (!__format) {
 		dev_dbg(dev, "failed to get %s: pad %d, stream:%d format\n",
 			sd->entity.name, remote_pad->index, r_stream);
-		return ret;
+		return -EPIPE;
 	}
 
 	if (format.width != ipu6_isys_get_frame_width(av) ||
diff --git a/drivers/media/pci/intel/ipu6/ipu6-isys-subdev.c b/drivers/media/pci/intel/ipu6/ipu6-isys-subdev.c
index 869e7d4ba572..dbd6f76a066d 100644
--- a/drivers/media/pci/intel/ipu6/ipu6-isys-subdev.c
+++ b/drivers/media/pci/intel/ipu6/ipu6-isys-subdev.c
@@ -265,42 +265,6 @@ static int subdev_set_routing(struct v4l2_subdev *sd,
 	return v4l2_subdev_set_routing_with_fmt(sd, state, routing, &format);
 }
 
-int ipu6_isys_get_stream_pad_fmt(struct v4l2_subdev *sd, u32 pad, u32 stream,
-				 struct v4l2_mbus_framefmt *format)
-{
-	struct v4l2_mbus_framefmt *fmt;
-	struct v4l2_subdev_state *state;
-
-	if (!sd || !format)
-		return -EINVAL;
-
-	state = v4l2_subdev_lock_and_get_active_state(sd);
-	fmt = v4l2_subdev_state_get_format(state, pad, stream);
-	if (fmt)
-		*format = *fmt;
-	v4l2_subdev_unlock_state(state);
-
-	return fmt ? 0 : -EINVAL;
-}
-
-int ipu6_isys_get_stream_pad_crop(struct v4l2_subdev *sd, u32 pad, u32 stream,
-				  struct v4l2_rect *crop)
-{
-	struct v4l2_subdev_state *state;
-	struct v4l2_rect *rect;
-
-	if (!sd || !crop)
-		return -EINVAL;
-
-	state = v4l2_subdev_lock_and_get_active_state(sd);
-	rect = v4l2_subdev_state_get_crop(state, pad, stream);
-	if (rect)
-		*crop = *rect;
-	v4l2_subdev_unlock_state(state);
-
-	return rect ? 0 : -EINVAL;
-}
-
 u32 ipu6_isys_get_src_stream_by_src_pad(struct v4l2_subdev *sd, u32 pad)
 {
 	struct v4l2_subdev_state *state;
diff --git a/drivers/media/pci/intel/ipu6/ipu6-isys-subdev.h b/drivers/media/pci/intel/ipu6/ipu6-isys-subdev.h
index 268dfa01e903..35069099c364 100644
--- a/drivers/media/pci/intel/ipu6/ipu6-isys-subdev.h
+++ b/drivers/media/pci/intel/ipu6/ipu6-isys-subdev.h
@@ -38,10 +38,6 @@ int ipu6_isys_subdev_enum_mbus_code(struct v4l2_subdev *sd,
 				    struct v4l2_subdev_mbus_code_enum
 				    *code);
 u32 ipu6_isys_get_src_stream_by_src_pad(struct v4l2_subdev *sd, u32 pad);
-int ipu6_isys_get_stream_pad_fmt(struct v4l2_subdev *sd, u32 pad, u32 stream,
-				 struct v4l2_mbus_framefmt *format);
-int ipu6_isys_get_stream_pad_crop(struct v4l2_subdev *sd, u32 pad, u32 stream,
-				  struct v4l2_rect *crop);
 int ipu6_isys_subdev_set_routing(struct v4l2_subdev *sd,
 				 struct v4l2_subdev_state *state,
 				 enum v4l2_subdev_format_whence which,
diff --git a/drivers/media/pci/intel/ipu6/ipu6-isys-video.c b/drivers/media/pci/intel/ipu6/ipu6-isys-video.c
index 141f0e72c5c8..c7f9f888c46d 100644
--- a/drivers/media/pci/intel/ipu6/ipu6-isys-video.c
+++ b/drivers/media/pci/intel/ipu6/ipu6-isys-video.c
@@ -455,6 +455,7 @@ static int ipu6_isys_fw_pin_cfg(struct ipu6_isys_video *av,
 {
 	struct media_pad *src_pad = media_pad_remote_pad_first(&av->pad);
 	struct v4l2_subdev *sd = media_entity_to_v4l2_subdev(src_pad->entity);
+	struct v4l2_subdev_state *state = v4l2_subdev_get_locked_active_state(sd);
 	struct ipu6_fw_isys_input_pin_info_abi *input_pin;
 	struct ipu6_fw_isys_output_pin_info_abi *output_pin;
 	struct ipu6_isys_stream *stream = av->stream;
@@ -464,26 +465,13 @@ static int ipu6_isys_fw_pin_cfg(struct ipu6_isys_video *av,
 		ipu6_isys_get_isys_format(ipu6_isys_get_format(av), 0);
 	struct v4l2_rect v4l2_crop;
 	struct ipu6_isys *isys = av->isys;
-	struct device *dev = &isys->adev->auxdev.dev;
 	int input_pins = cfg->nof_input_pins++;
 	int output_pins;
 	u32 src_stream;
-	int ret;
 
 	src_stream = ipu6_isys_get_src_stream_by_src_pad(sd, src_pad->index);
-	ret = ipu6_isys_get_stream_pad_fmt(sd, src_pad->index, src_stream,
-					   &fmt);
-	if (ret < 0) {
-		dev_err(dev, "can't get stream format (%d)\n", ret);
-		return ret;
-	}
-
-	ret = ipu6_isys_get_stream_pad_crop(sd, src_pad->index, src_stream,
-					    &v4l2_crop);
-	if (ret < 0) {
-		dev_err(dev, "can't get stream crop (%d)\n", ret);
-		return ret;
-	}
+	fmt = *v4l2_subdev_state_get_format(state, src_pad->index, src_stream);
+	v4l2_crop = *v4l2_subdev_state_get_crop(state, src_pad->index, src_stream);
 
 	input_pin = &cfg->input_pins[input_pins];
 	input_pin->input_res.width = fmt.width;
@@ -784,13 +772,16 @@ void ipu6_isys_configure_stream_watermark(struct ipu6_isys_video *av,
 	csi2 = ipu6_isys_subdev_to_csi2(av->stream->asd);
 	link_freq = ipu6_isys_csi2_get_link_freq(csi2);
 	if (link_freq > 0) {
+		struct v4l2_subdev_state *state =
+			v4l2_subdev_lock_and_get_active_state(&csi2->asd.sd);
+
 		lanes = csi2->nlanes;
-		ret = ipu6_isys_get_stream_pad_fmt(&csi2->asd.sd, 0,
-						   av->source_stream, &format);
-		if (!ret) {
-			bpp = ipu6_isys_mbus_code_to_bpp(format.code);
-			pixel_rate = mul_u64_u32_div(link_freq, lanes * 2, bpp);
-		}
+		format = *v4l2_subdev_state_get_format(state, 0,
+						       av->source_stream);
+		bpp = ipu6_isys_mbus_code_to_bpp(format.code);
+		pixel_rate = mul_u64_u32_div(link_freq, lanes * 2, bpp);
+
+		v4l2_subdev_unlock_state(state);
 	}
 
 	av->watermark.pixel_rate = pixel_rate;
-- 
2.47.3