media: atomisp: get rid of set pipe version custom ctrl

It doesn't make sense to have a control for that. Besides that,
the Intel Aero implementation doesn't have, which means that
even the custom control is not used in practice, at least
outside Android.

So, get rid of it.
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

drivers/staging/media/atomisp/pci/atomisp_compat_css20.c

@@ -611,15 +611,6 @@ static void __apply_additional_pipe_config(
 		if (stream_env->pipe_configs[pipe_id].
 		    default_capture_config.mode == IA_CSS_CAPTURE_MODE_RAW)
 			stream_env->pipe_configs[pipe_id].enable_dz = false;
-
-		if (IS_ISP2401) {
-			/* the isp default to use ISP2.2 and the camera hal will
-			* control whether use isp2.7 */
-			if (asd->select_isp_version->val == ATOMISP_CSS_ISP_PIPE_VERSION_2_7)
-				stream_env->pipe_configs[pipe_id].isp_pipe_version =  SH_CSS_ISP_PIPE_VERSION_2_7;
-			else
-				stream_env->pipe_configs[pipe_id].isp_pipe_version = SH_CSS_ISP_PIPE_VERSION_2_2;
-		}
 		break;
 	case IA_CSS_PIPE_ID_VIDEO:
 		/* enable reduced pipe to have binary

drivers/staging/media/atomisp/pci/atomisp_subdev.c

@@ -1058,24 +1058,6 @@ static const struct v4l2_ctrl_config ctrl_depth_mode = {
 	.def = 0,
 };
 
-/*
- * Control for selectting ISP version
- *
- * When enabled, that means ISP version will be used ISP2.7. when disable, the
- * isp will default to use ISP2.2.
- * Note: Make sure set this configuration before creating stream.
- */
-static const struct v4l2_ctrl_config ctrl_select_isp_version = {
-	.ops = &ctrl_ops,
-	.id = V4L2_CID_ATOMISP_SELECT_ISP_VERSION,
-	.type = V4L2_CTRL_TYPE_BOOLEAN,
-	.name = "Select Isp version",
-	.min = 0,
-	.max = 1,
-	.step = 1,
-	.def = 0,
-};
-
 static void atomisp_init_subdev_pipe(struct atomisp_sub_device *asd,
 				     struct atomisp_video_pipe *pipe, enum v4l2_buf_type buf_type)
 {
@@ -1223,11 +1205,6 @@ static int isp_subdev_init_entities(struct atomisp_sub_device *asd)
 	    v4l2_ctrl_new_custom(&asd->ctrl_handler,
 				 &ctrl_disable_dz,
 				 NULL);
-	if (IS_ISP2401) {
-		asd->select_isp_version = v4l2_ctrl_new_custom(&asd->ctrl_handler,
-							       &ctrl_select_isp_version,
-							       NULL);
-	}
 
 	/* Make controls visible on subdev as well. */
 	asd->subdev.ctrl_handler = &asd->ctrl_handler;

drivers/staging/media/atomisp/pci/atomisp_subdev.h

@@ -319,7 +319,6 @@ struct atomisp_sub_device {
 
 	/* ISP2401 */
 	struct v4l2_ctrl *ion_dev_fd;
-	struct v4l2_ctrl *select_isp_version;
 
 	struct v4l2_ctrl *disable_dz;