1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * Copyright 2021-2022 Bootlin 4 * Author: Paul Kocialkowski <paul.kocialkowski@bootlin.com> 5 */ 6 7 #ifndef _SUN6I_ISP_PROC_H_ 8 #define _SUN6I_ISP_PROC_H_ 9 10 #include <media/v4l2-device.h> 11 #include <media/v4l2-fwnode.h> 12 13 #define SUN6I_ISP_PROC_NAME "sun6i-isp-proc" 14 15 enum sun6i_isp_proc_pad { 16 SUN6I_ISP_PROC_PAD_SINK_CSI = 0, 17 SUN6I_ISP_PROC_PAD_SINK_PARAMS = 1, 18 SUN6I_ISP_PROC_PAD_SOURCE = 2, 19 SUN6I_ISP_PROC_PAD_COUNT = 3, 20 }; 21 22 struct sun6i_isp_device; 23 24 struct sun6i_isp_proc_format { 25 u32 mbus_code; 26 u8 input_format; 27 u8 input_yuv_seq; 28 }; 29 30 struct sun6i_isp_proc_source { 31 struct v4l2_subdev *subdev; 32 struct v4l2_fwnode_endpoint endpoint; 33 bool expected; 34 }; 35 36 struct sun6i_isp_proc_async_subdev { 37 struct v4l2_async_connection async_subdev; 38 struct sun6i_isp_proc_source *source; 39 }; 40 41 struct sun6i_isp_proc { 42 struct v4l2_subdev subdev; 43 struct media_pad pads[3]; 44 struct v4l2_async_notifier notifier; 45 struct v4l2_mbus_framefmt mbus_format; 46 struct mutex lock; /* Mbus format lock. */ 47 48 struct sun6i_isp_proc_source source_csi0; 49 struct sun6i_isp_proc_source source_csi1; 50 }; 51 52 /* Helpers */ 53 54 void sun6i_isp_proc_dimensions(struct sun6i_isp_device *isp_dev, 55 unsigned int *width, unsigned int *height); 56 57 /* Format */ 58 59 const struct sun6i_isp_proc_format *sun6i_isp_proc_format_find(u32 mbus_code); 60 61 /* Proc */ 62 63 int sun6i_isp_proc_setup(struct sun6i_isp_device *isp_dev); 64 void sun6i_isp_proc_cleanup(struct sun6i_isp_device *isp_dev); 65 66 #endif 67