Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  1) /* SPDX-License-Identifier: GPL-2.0-or-later */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  3)    cx231xx_vbi.h - driver for Conexant Cx23100/101/102 USB video capture devices
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  4) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  5)    Copyright (C) 2008 <srinivasa.deevi at conexant dot com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  6) 		Based on cx88 driver
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  7) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  8)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  9) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #ifndef _CX231XX_VBI_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #define _CX231XX_VBI_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) extern struct vb2_ops cx231xx_vbi_qops;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) #define   NTSC_VBI_START_LINE 10	/* line 10 - 21 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #define   NTSC_VBI_END_LINE   21
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) #define   NTSC_VBI_LINES	  (NTSC_VBI_END_LINE-NTSC_VBI_START_LINE+1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #define   PAL_VBI_START_LINE  6
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) #define   PAL_VBI_END_LINE    23
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) #define   PAL_VBI_LINES       (PAL_VBI_END_LINE-PAL_VBI_START_LINE+1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) #define   VBI_STRIDE            1440
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) #define   VBI_SAMPLES_PER_LINE  1440
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) #define   CX231XX_NUM_VBI_PACKETS       4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) #define   CX231XX_NUM_VBI_BUFS          5
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) /* stream functions */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) int cx231xx_init_vbi_isoc(struct cx231xx *dev, int max_packets,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) 			  int num_bufs, int max_pkt_size,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) 			  int (*bulk_copy) (struct cx231xx *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) 					    struct urb *urb));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) void cx231xx_uninit_vbi_isoc(struct cx231xx *dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) /* vbi data copy functions */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) u32 cx231xx_get_vbi_line(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) 			 u8 sav_eav, u8 *p_buffer, u32 buffer_size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) u32 cx231xx_copy_vbi_line(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) 			  u8 *p_line, u32 length, int field_number);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) void cx231xx_reset_vbi_buffer(struct cx231xx *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) 			      struct cx231xx_dmaqueue *dma_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) int cx231xx_do_vbi_copy(struct cx231xx *dev, struct cx231xx_dmaqueue *dma_q,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) 			u8 *p_buffer, u32 bytes_to_copy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) u8 cx231xx_is_vbi_buffer_done(struct cx231xx *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) 			      struct cx231xx_dmaqueue *dma_q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) #endif