[PATCH 3/9] media: atomisp: Remove custom VCM handling

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Remove the custom VCM handling, instead the VCM should be controlled
through its own v4l2-subdev and the new ipu-bridge.c code already
supports instantiating an i2c_client for this and setting up
the necessary endpoints in the fwnode graph.

Signed-off-by: Hans de Goede <hdegoede@xxxxxxxxxx>
---
 .../media/atomisp/include/linux/atomisp.h     |  3 -
 .../atomisp/include/linux/atomisp_platform.h  |  5 +-
 .../media/atomisp/pci/atomisp_internal.h      |  4 -
 .../staging/media/atomisp/pci/atomisp_ioctl.c | 86 +------------------
 .../staging/media/atomisp/pci/atomisp_v4l2.c  | 15 ----
 5 files changed, 3 insertions(+), 110 deletions(-)

diff --git a/drivers/staging/media/atomisp/include/linux/atomisp.h b/drivers/staging/media/atomisp/include/linux/atomisp.h
index bbbd904b696a..d9a7a599038d 100644
--- a/drivers/staging/media/atomisp/include/linux/atomisp.h
+++ b/drivers/staging/media/atomisp/include/linux/atomisp.h
@@ -914,9 +914,6 @@ enum atomisp_burst_capture_options {
 /* VCM step time */
 #define V4L2_CID_VCM_TIMING                (V4L2_CID_CAMERA_LASTP1 + 12)
 
-/* Query Focus Status */
-#define V4L2_CID_FOCUS_STATUS              (V4L2_CID_CAMERA_LASTP1 + 14)
-
 /* number of frames to skip at stream start */
 #define V4L2_CID_G_SKIP_FRAMES		   (V4L2_CID_CAMERA_LASTP1 + 17)
 
diff --git a/drivers/staging/media/atomisp/include/linux/atomisp_platform.h b/drivers/staging/media/atomisp/include/linux/atomisp_platform.h
index 487ef5846c24..2535402afd73 100644
--- a/drivers/staging/media/atomisp/include/linux/atomisp_platform.h
+++ b/drivers/staging/media/atomisp/include/linux/atomisp_platform.h
@@ -111,9 +111,8 @@ enum atomisp_input_format {
 
 enum intel_v4l2_subdev_type {
 	RAW_CAMERA = 1,
-	CAMERA_MOTOR = 2,
-	LED_FLASH = 3,
-	TEST_PATTERN = 4,
+	LED_FLASH = 2,
+	TEST_PATTERN = 3,
 };
 
 struct intel_v4l2_subdev_id {
diff --git a/drivers/staging/media/atomisp/pci/atomisp_internal.h b/drivers/staging/media/atomisp/pci/atomisp_internal.h
index bba9bc64d447..ca8ed3a6b9b8 100644
--- a/drivers/staging/media/atomisp/pci/atomisp_internal.h
+++ b/drivers/staging/media/atomisp/pci/atomisp_internal.h
@@ -134,9 +134,6 @@ struct atomisp_input_subdev {
 	struct v4l2_rect active_rect;
 	/* Sensor state for which == V4L2_SUBDEV_FORMAT_TRY calls */
 	struct v4l2_subdev_state *try_sd_state;
-
-	struct v4l2_subdev *motor;
-
 	/*
 	 * To show this resource is used by
 	 * which stream, in ISP multiple stream mode
@@ -210,7 +207,6 @@ struct atomisp_device {
 	unsigned int input_cnt;
 	struct atomisp_input_subdev inputs[ATOM_ISP_MAX_INPUTS];
 	struct v4l2_subdev *flash;
-	struct v4l2_subdev *motor;
 
 	struct atomisp_regs saved_regs;
 	struct atomisp_css_env css_env;
diff --git a/drivers/staging/media/atomisp/pci/atomisp_ioctl.c b/drivers/staging/media/atomisp/pci/atomisp_ioctl.c
index bb8e5e883b50..ef555054fdbf 100644
--- a/drivers/staging/media/atomisp/pci/atomisp_ioctl.c
+++ b/drivers/staging/media/atomisp/pci/atomisp_ioctl.c
@@ -557,7 +557,6 @@ static int atomisp_enum_input(struct file *file, void *fh,
 	struct video_device *vdev = video_devdata(file);
 	struct atomisp_device *isp = video_get_drvdata(vdev);
 	int index = input->index;
-	struct v4l2_subdev *motor;
 
 	if (index >= isp->input_cnt)
 		return -EINVAL;
@@ -569,28 +568,6 @@ static int atomisp_enum_input(struct file *file, void *fh,
 	strscpy(input->name, isp->inputs[index].camera->name,
 		sizeof(input->name));
 
-	/*
-	 * HACK: append actuator's name to sensor's
-	 * As currently userspace can't talk directly to subdev nodes, this
-	 * ioctl is the only way to enum inputs + possible external actuators
-	 * for 3A tuning purpose.
-	 */
-	if (!IS_ISP2401)
-		motor = isp->inputs[index].motor;
-	else
-		motor = isp->motor;
-
-	if (motor && strlen(motor->name) > 0) {
-		const int cur_len = strlen(input->name);
-		const int max_size = sizeof(input->name) - cur_len - 1;
-
-		if (max_size > 1) {
-			input->name[cur_len] = '+';
-			strscpy(&input->name[cur_len + 1],
-				motor->name, max_size);
-		}
-	}
-
 	input->type = V4L2_INPUT_TYPE_CAMERA;
 	input->index = index;
 	input->reserved[0] = isp->inputs[index].type;
@@ -629,7 +606,6 @@ static int atomisp_s_input(struct file *file, void *fh, unsigned int input)
 	struct atomisp_video_pipe *pipe = atomisp_to_video_pipe(vdev);
 	struct atomisp_sub_device *asd = pipe->asd;
 	struct v4l2_subdev *camera = NULL;
-	struct v4l2_subdev *motor;
 	int ret;
 
 	ret = atomisp_pipe_check(pipe, true);
@@ -666,17 +642,6 @@ static int atomisp_s_input(struct file *file, void *fh, unsigned int input)
 		return ret;
 	}
 
-	if (!IS_ISP2401) {
-		motor = isp->inputs[input].motor;
-	} else {
-		motor = isp->motor;
-		if (motor)
-			ret = v4l2_subdev_call(motor, core, s_power, 1);
-	}
-
-	if (motor)
-		ret = v4l2_subdev_call(motor, core, init, 1);
-
 	asd->input_curr = input;
 	/* mark this camera is used by the current stream */
 	isp->inputs[input].asd = asd;
@@ -1433,26 +1398,8 @@ static int atomisp_s_ctrl(struct file *file, void *fh,
 static int atomisp_queryctl(struct file *file, void *fh,
 			    struct v4l2_queryctrl *qc)
 {
-	int i, ret = -EINVAL;
 	struct video_device *vdev = video_devdata(file);
-	struct atomisp_sub_device *asd = atomisp_to_video_pipe(vdev)->asd;
-	struct atomisp_device *isp = video_get_drvdata(vdev);
-
-	switch (qc->id) {
-	case V4L2_CID_FOCUS_ABSOLUTE:
-	case V4L2_CID_FOCUS_RELATIVE:
-	case V4L2_CID_FOCUS_STATUS:
-		if (!IS_ISP2401) {
-			return v4l2_queryctrl(isp->inputs[asd->input_curr].camera->
-					    ctrl_handler, qc);
-		}
-		/* ISP2401 */
-		if (isp->motor)
-			return v4l2_queryctrl(isp->motor->ctrl_handler, qc);
-		else
-			return v4l2_queryctrl(isp->inputs[asd->input_curr].
-					      camera->ctrl_handler, qc);
-	}
+	int i, ret = -EINVAL;
 
 	if (qc->id & V4L2_CTRL_FLAG_NEXT_CTRL)
 		return ret;
@@ -1478,16 +1425,10 @@ static int atomisp_camera_g_ext_ctrls(struct file *file, void *fh,
 	struct video_device *vdev = video_devdata(file);
 	struct atomisp_sub_device *asd = atomisp_to_video_pipe(vdev)->asd;
 	struct atomisp_device *isp = video_get_drvdata(vdev);
-	struct v4l2_subdev *motor;
 	struct v4l2_control ctrl;
 	int i;
 	int ret = 0;
 
-	if (!IS_ISP2401)
-		motor = isp->inputs[asd->input_curr].motor;
-	else
-		motor = isp->motor;
-
 	for (i = 0; i < c->count; i++) {
 		ctrl.id = c->controls[i].id;
 		ctrl.value = c->controls[i].value;
@@ -1509,13 +1450,6 @@ static int atomisp_camera_g_ext_ctrls(struct file *file, void *fh,
 			    v4l2_g_ctrl(isp->inputs[asd->input_curr].camera->
 					ctrl_handler, &ctrl);
 			break;
-		case V4L2_CID_FOCUS_ABSOLUTE:
-		case V4L2_CID_FOCUS_RELATIVE:
-		case V4L2_CID_FOCUS_STATUS:
-		case V4L2_CID_FOCUS_AUTO:
-			if (motor)
-				ret = v4l2_g_ctrl(motor->ctrl_handler, &ctrl);
-			break;
 		case V4L2_CID_FLASH_STATUS:
 		case V4L2_CID_FLASH_INTENSITY:
 		case V4L2_CID_FLASH_TORCH_INTENSITY:
@@ -1584,16 +1518,10 @@ static int atomisp_camera_s_ext_ctrls(struct file *file, void *fh,
 	struct video_device *vdev = video_devdata(file);
 	struct atomisp_sub_device *asd = atomisp_to_video_pipe(vdev)->asd;
 	struct atomisp_device *isp = video_get_drvdata(vdev);
-	struct v4l2_subdev *motor;
 	struct v4l2_control ctrl;
 	int i;
 	int ret = 0;
 
-	if (!IS_ISP2401)
-		motor = isp->inputs[asd->input_curr].motor;
-	else
-		motor = isp->motor;
-
 	for (i = 0; i < c->count; i++) {
 		struct v4l2_ctrl *ctr;
 
@@ -1616,18 +1544,6 @@ static int atomisp_camera_s_ext_ctrls(struct file *file, void *fh,
 					  isp->inputs[asd->input_curr].camera->
 					  ctrl_handler, &ctrl);
 			break;
-		case V4L2_CID_FOCUS_ABSOLUTE:
-		case V4L2_CID_FOCUS_RELATIVE:
-		case V4L2_CID_FOCUS_STATUS:
-		case V4L2_CID_FOCUS_AUTO:
-			if (motor)
-				ret = v4l2_s_ctrl(NULL, motor->ctrl_handler,
-						  &ctrl);
-			else
-				ret = v4l2_s_ctrl(NULL,
-						  isp->inputs[asd->input_curr].
-						  camera->ctrl_handler, &ctrl);
-			break;
 		case V4L2_CID_FLASH_STATUS:
 		case V4L2_CID_FLASH_INTENSITY:
 		case V4L2_CID_FLASH_TORCH_INTENSITY:
diff --git a/drivers/staging/media/atomisp/pci/atomisp_v4l2.c b/drivers/staging/media/atomisp/pci/atomisp_v4l2.c
index f736e54c7df3..1a936dbe8eb4 100644
--- a/drivers/staging/media/atomisp/pci/atomisp_v4l2.c
+++ b/drivers/staging/media/atomisp/pci/atomisp_v4l2.c
@@ -823,13 +823,6 @@ static int atomisp_subdev_probe(struct atomisp_device *isp)
 			isp->sensor_lanes[mipi_port] = subdevs->lanes;
 			isp->sensor_subdevs[subdevs->port] = subdevs->subdev;
 			break;
-		case CAMERA_MOTOR:
-			if (isp->motor) {
-				dev_warn(isp->dev, "too many atomisp motors\n");
-				continue;
-			}
-			isp->motor = subdevs->subdev;
-			break;
 		case LED_FLASH:
 			if (isp->flash) {
 				dev_warn(isp->dev, "too many atomisp flash devices\n");
@@ -1066,14 +1059,6 @@ int atomisp_register_device_nodes(struct atomisp_device *isp)
 
 		atomisp_init_sensor(input);
 
-		/*
-		 * HACK: Currently VCM belongs to primary sensor only, but correct
-		 * approach must be to acquire from platform code which sensor
-		 * owns it.
-		 */
-		if (i == ATOMISP_CAMERA_PORT_PRIMARY)
-			input->motor = isp->motor;
-
 		err = media_create_pad_link(&input->camera->entity, 0,
 					    &isp->csi2_port[i].subdev.entity,
 					    CSI2_PAD_SINK,
-- 
2.43.0





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