media: ti-vpe: cal: Rename cal_create_instance() to cal_ctx_create()

The cal_create_instance() function creates a CAL context. Rename it to
cal_ctx_create() to make its purpose more explicit.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Reviewed-by: Benoit Parrot <bparrot@ti.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

drivers/media/platform/ti-vpe/cal.c

@@ -2204,7 +2204,7 @@ static int of_cal_create_instance(struct cal_ctx *ctx, int inst)
 	return ret;
 }
 
-static struct cal_ctx *cal_create_instance(struct cal_dev *cal, int inst)
+static struct cal_ctx *cal_ctx_create(struct cal_dev *cal, int inst)
 {
 	struct cal_ctx *ctx;
 	struct v4l2_ctrl_handler *hdl;
@@ -2348,7 +2348,7 @@ static int cal_probe(struct platform_device *pdev)
 
 	/* Create contexts. */
 	for (i = 0; i < cal->data->num_csi2_phy; ++i)
-		cal->ctx[i] = cal_create_instance(cal, i);
+		cal->ctx[i] = cal_ctx_create(cal, i);
 
 	if (!cal->ctx[0] && !cal->ctx[1]) {
 		cal_err(cal, "Neither port is configured, no point in staying up\n");