^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) * Copyright (C) 2010-2013 Bluecherry, LLC <https://www.bluecherrydvr.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Original author:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) * Ben Collins <bcollins@ubuntu.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) * Additional work by:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) * John Brooks <john.brooks@bluecherry.net>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #include <linux/kernel.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) #include <linux/kthread.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) #include <linux/freezer.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) #include <media/v4l2-ioctl.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #include <media/v4l2-common.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #include <media/v4l2-event.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) #include <media/videobuf2-v4l2.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) #include <media/videobuf2-dma-contig.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) #include "solo6x10.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) #include "solo6x10-tw28.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) /* Image size is two fields, SOLO_HW_BPL is one horizontal line in hardware */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) #define SOLO_HW_BPL 2048
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) #define solo_vlines(__solo) (__solo->video_vsize * 2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) #define solo_image_size(__solo) (solo_bytesperline(__solo) * \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) solo_vlines(__solo))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) #define solo_bytesperline(__solo) (__solo->video_hsize * 2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) #define MIN_VID_BUFFERS 2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) static inline void erase_on(struct solo_dev *solo_dev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) solo_reg_write(solo_dev, SOLO_VO_DISP_ERASE, SOLO_VO_DISP_ERASE_ON);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) solo_dev->erasing = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) solo_dev->frame_blank = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) static inline int erase_off(struct solo_dev *solo_dev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) if (!solo_dev->erasing)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) /* First time around, assert erase off */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) if (!solo_dev->frame_blank)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) solo_reg_write(solo_dev, SOLO_VO_DISP_ERASE, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) /* Keep the erasing flag on for 8 frames minimum */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) if (solo_dev->frame_blank++ >= 8)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) solo_dev->erasing = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) void solo_video_in_isr(struct solo_dev *solo_dev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) wake_up_interruptible_all(&solo_dev->disp_thread_wait);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) static void solo_win_setup(struct solo_dev *solo_dev, u8 ch,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) int sx, int sy, int ex, int ey, int scale)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) if (ch >= solo_dev->nr_chans)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) /* Here, we just keep window/channel the same */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) solo_reg_write(solo_dev, SOLO_VI_WIN_CTRL0(ch),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) SOLO_VI_WIN_CHANNEL(ch) |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) SOLO_VI_WIN_SX(sx) |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) SOLO_VI_WIN_EX(ex) |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) SOLO_VI_WIN_SCALE(scale));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) solo_reg_write(solo_dev, SOLO_VI_WIN_CTRL1(ch),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) SOLO_VI_WIN_SY(sy) |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) SOLO_VI_WIN_EY(ey));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) static int solo_v4l2_ch_ext_4up(struct solo_dev *solo_dev, u8 idx, int on)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) u8 ch = idx * 4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) if (ch >= solo_dev->nr_chans)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) if (!on) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) u8 i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) for (i = ch; i < ch + 4; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) solo_win_setup(solo_dev, i, solo_dev->video_hsize,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) solo_vlines(solo_dev),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) solo_dev->video_hsize,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) solo_vlines(solo_dev), 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) /* Row 1 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) solo_win_setup(solo_dev, ch, 0, 0, solo_dev->video_hsize / 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) solo_vlines(solo_dev) / 2, 3);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) solo_win_setup(solo_dev, ch + 1, solo_dev->video_hsize / 2, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) solo_dev->video_hsize, solo_vlines(solo_dev) / 2, 3);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) /* Row 2 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) solo_win_setup(solo_dev, ch + 2, 0, solo_vlines(solo_dev) / 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) solo_dev->video_hsize / 2, solo_vlines(solo_dev), 3);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) solo_win_setup(solo_dev, ch + 3, solo_dev->video_hsize / 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) solo_vlines(solo_dev) / 2, solo_dev->video_hsize,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) solo_vlines(solo_dev), 3);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) static int solo_v4l2_ch_ext_16up(struct solo_dev *solo_dev, int on)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) int sy, ysize, hsize, i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) if (!on) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) for (i = 0; i < 16; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) solo_win_setup(solo_dev, i, solo_dev->video_hsize,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) solo_vlines(solo_dev),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) solo_dev->video_hsize,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) solo_vlines(solo_dev), 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) ysize = solo_vlines(solo_dev) / 4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) hsize = solo_dev->video_hsize / 4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) for (sy = 0, i = 0; i < 4; i++, sy += ysize) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) solo_win_setup(solo_dev, i * 4, 0, sy, hsize,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) sy + ysize, 5);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) solo_win_setup(solo_dev, (i * 4) + 1, hsize, sy,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) hsize * 2, sy + ysize, 5);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) solo_win_setup(solo_dev, (i * 4) + 2, hsize * 2, sy,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) hsize * 3, sy + ysize, 5);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) solo_win_setup(solo_dev, (i * 4) + 3, hsize * 3, sy,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) solo_dev->video_hsize, sy + ysize, 5);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) static int solo_v4l2_ch(struct solo_dev *solo_dev, u8 ch, int on)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) u8 ext_ch;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) if (ch < solo_dev->nr_chans) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) solo_win_setup(solo_dev, ch, on ? 0 : solo_dev->video_hsize,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) on ? 0 : solo_vlines(solo_dev),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) solo_dev->video_hsize, solo_vlines(solo_dev),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) on ? 1 : 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) if (ch >= solo_dev->nr_chans + solo_dev->nr_ext)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) ext_ch = ch - solo_dev->nr_chans;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) /* 4up's first */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) if (ext_ch < 4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) return solo_v4l2_ch_ext_4up(solo_dev, ext_ch, on);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) /* Remaining case is 16up for 16-port */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) return solo_v4l2_ch_ext_16up(solo_dev, on);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) static int solo_v4l2_set_ch(struct solo_dev *solo_dev, u8 ch)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) if (ch >= solo_dev->nr_chans + solo_dev->nr_ext)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) erase_on(solo_dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) solo_v4l2_ch(solo_dev, solo_dev->cur_disp_ch, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) solo_v4l2_ch(solo_dev, ch, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) solo_dev->cur_disp_ch = ch;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) static void solo_fillbuf(struct solo_dev *solo_dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) struct vb2_buffer *vb)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) dma_addr_t addr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) unsigned int fdma_addr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) int error = -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) addr = vb2_dma_contig_plane_dma_addr(vb, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) if (!addr)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) goto finish_buf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) if (erase_off(solo_dev)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) void *p = vb2_plane_vaddr(vb, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) int image_size = solo_image_size(solo_dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) for (i = 0; i < image_size; i += 2) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) ((u8 *)p)[i] = 0x80;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) ((u8 *)p)[i + 1] = 0x00;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) error = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) fdma_addr = SOLO_DISP_EXT_ADDR + (solo_dev->old_write *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) (SOLO_HW_BPL * solo_vlines(solo_dev)));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) error = solo_p2m_dma_t(solo_dev, 0, addr, fdma_addr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) solo_bytesperline(solo_dev),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) solo_vlines(solo_dev), SOLO_HW_BPL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) finish_buf:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) if (!error) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) vb2_set_plane_payload(vb, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) solo_vlines(solo_dev) * solo_bytesperline(solo_dev));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) vbuf->sequence = solo_dev->sequence++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) vb->timestamp = ktime_get_ns();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) vb2_buffer_done(vb, error ? VB2_BUF_STATE_ERROR : VB2_BUF_STATE_DONE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) static void solo_thread_try(struct solo_dev *solo_dev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) struct solo_vb2_buf *vb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) /* Only "break" from this loop if slock is held, otherwise
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) * just return. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) for (;;) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) unsigned int cur_write;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) cur_write = SOLO_VI_STATUS0_PAGE(
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) solo_reg_read(solo_dev, SOLO_VI_STATUS0));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) if (cur_write == solo_dev->old_write)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) spin_lock(&solo_dev->slock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) if (list_empty(&solo_dev->vidq_active))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) vb = list_first_entry(&solo_dev->vidq_active, struct solo_vb2_buf,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) solo_dev->old_write = cur_write;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) list_del(&vb->list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) spin_unlock(&solo_dev->slock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) solo_fillbuf(solo_dev, &vb->vb.vb2_buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) assert_spin_locked(&solo_dev->slock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) spin_unlock(&solo_dev->slock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) static int solo_thread(void *data)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) struct solo_dev *solo_dev = data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) DECLARE_WAITQUEUE(wait, current);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) set_freezable();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) add_wait_queue(&solo_dev->disp_thread_wait, &wait);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) for (;;) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) long timeout = schedule_timeout_interruptible(HZ);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) if (timeout == -ERESTARTSYS || kthread_should_stop())
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) solo_thread_try(solo_dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) try_to_freeze();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) remove_wait_queue(&solo_dev->disp_thread_wait, &wait);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) static int solo_start_thread(struct solo_dev *solo_dev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) int ret = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) solo_dev->kthread = kthread_run(solo_thread, solo_dev, SOLO6X10_NAME "_disp");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) if (IS_ERR(solo_dev->kthread)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) ret = PTR_ERR(solo_dev->kthread);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) solo_dev->kthread = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) solo_irq_on(solo_dev, SOLO_IRQ_VIDEO_IN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) static void solo_stop_thread(struct solo_dev *solo_dev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) if (!solo_dev->kthread)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) solo_irq_off(solo_dev, SOLO_IRQ_VIDEO_IN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) kthread_stop(solo_dev->kthread);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) solo_dev->kthread = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) static int solo_queue_setup(struct vb2_queue *q,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) unsigned int *num_buffers, unsigned int *num_planes,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) unsigned int sizes[], struct device *alloc_devs[])
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) struct solo_dev *solo_dev = vb2_get_drv_priv(q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) sizes[0] = solo_image_size(solo_dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) *num_planes = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) if (*num_buffers < MIN_VID_BUFFERS)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) *num_buffers = MIN_VID_BUFFERS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322) static int solo_start_streaming(struct vb2_queue *q, unsigned int count)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) struct solo_dev *solo_dev = vb2_get_drv_priv(q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326) solo_dev->sequence = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327) return solo_start_thread(solo_dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) static void solo_stop_streaming(struct vb2_queue *q)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) struct solo_dev *solo_dev = vb2_get_drv_priv(q);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) solo_stop_thread(solo_dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) spin_lock(&solo_dev->slock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) while (!list_empty(&solo_dev->vidq_active)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) struct solo_vb2_buf *buf = list_entry(
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339) solo_dev->vidq_active.next,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) struct solo_vb2_buf, list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) list_del(&buf->list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343) vb2_buffer_done(&buf->vb.vb2_buf, VB2_BUF_STATE_ERROR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) spin_unlock(&solo_dev->slock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346) INIT_LIST_HEAD(&solo_dev->vidq_active);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) static void solo_buf_queue(struct vb2_buffer *vb)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) struct vb2_queue *vq = vb->vb2_queue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) struct solo_dev *solo_dev = vb2_get_drv_priv(vq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354) struct solo_vb2_buf *solo_vb =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355) container_of(vbuf, struct solo_vb2_buf, vb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357) spin_lock(&solo_dev->slock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) list_add_tail(&solo_vb->list, &solo_dev->vidq_active);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) spin_unlock(&solo_dev->slock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) wake_up_interruptible(&solo_dev->disp_thread_wait);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363) static const struct vb2_ops solo_video_qops = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364) .queue_setup = solo_queue_setup,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) .buf_queue = solo_buf_queue,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366) .start_streaming = solo_start_streaming,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367) .stop_streaming = solo_stop_streaming,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) .wait_prepare = vb2_ops_wait_prepare,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369) .wait_finish = vb2_ops_wait_finish,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) static int solo_querycap(struct file *file, void *priv,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373) struct v4l2_capability *cap)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375) struct solo_dev *solo_dev = video_drvdata(file);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377) strscpy(cap->driver, SOLO6X10_NAME, sizeof(cap->driver));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378) strscpy(cap->card, "Softlogic 6x10", sizeof(cap->card));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379) snprintf(cap->bus_info, sizeof(cap->bus_info), "PCI:%s",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380) pci_name(solo_dev->pdev));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384) static int solo_enum_ext_input(struct solo_dev *solo_dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385) struct v4l2_input *input)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387) int ext = input->index - solo_dev->nr_chans;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388) unsigned int nup, first;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 390) if (ext >= solo_dev->nr_ext)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 391) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 392)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393) nup = (ext == 4) ? 16 : 4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394) first = (ext & 3) << 2; /* first channel in the n-up */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395) snprintf(input->name, sizeof(input->name),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 396) "Multi %d-up (cameras %d-%d)",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 397) nup, first + 1, first + nup);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 398) /* Possible outputs:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 399) * Multi 4-up (cameras 1-4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 400) * Multi 4-up (cameras 5-8)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 401) * Multi 4-up (cameras 9-12)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 402) * Multi 4-up (cameras 13-16)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 403) * Multi 16-up (cameras 1-16)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 404) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 405) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 406) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 407)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 408) static int solo_enum_input(struct file *file, void *priv,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 409) struct v4l2_input *input)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 410) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 411) struct solo_dev *solo_dev = video_drvdata(file);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 412)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 413) if (input->index >= solo_dev->nr_chans) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 414) int ret = solo_enum_ext_input(solo_dev, input);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 415)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 416) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 417) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 418) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 419) snprintf(input->name, sizeof(input->name), "Camera %d",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 420) input->index + 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 421)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 422) /* We can only check this for normal inputs */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 423) if (!tw28_get_video_status(solo_dev, input->index))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 424) input->status = V4L2_IN_ST_NO_SIGNAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 425) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 426)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 427) input->type = V4L2_INPUT_TYPE_CAMERA;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 428) input->std = solo_dev->vfd->tvnorms;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 429) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 430) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 431)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 432) static int solo_set_input(struct file *file, void *priv, unsigned int index)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 433) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 434) struct solo_dev *solo_dev = video_drvdata(file);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 435) int ret = solo_v4l2_set_ch(solo_dev, index);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 436)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 437) if (!ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 438) while (erase_off(solo_dev))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 439) /* Do nothing */;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 440) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 441)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 442) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 443) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 444)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 445) static int solo_get_input(struct file *file, void *priv, unsigned int *index)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 446) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 447) struct solo_dev *solo_dev = video_drvdata(file);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 448)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 449) *index = solo_dev->cur_disp_ch;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 450)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 451) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 452) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 453)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 454) static int solo_enum_fmt_cap(struct file *file, void *priv,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 455) struct v4l2_fmtdesc *f)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 456) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 457) if (f->index)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 458) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 459)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 460) f->pixelformat = V4L2_PIX_FMT_UYVY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 461) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 462) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 463)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 464) static int solo_try_fmt_cap(struct file *file, void *priv,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 465) struct v4l2_format *f)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 466) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 467) struct solo_dev *solo_dev = video_drvdata(file);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 468) struct v4l2_pix_format *pix = &f->fmt.pix;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 469) int image_size = solo_image_size(solo_dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 470)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 471) if (pix->pixelformat != V4L2_PIX_FMT_UYVY)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 472) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 473)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 474) pix->width = solo_dev->video_hsize;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 475) pix->height = solo_vlines(solo_dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 476) pix->sizeimage = image_size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 477) pix->field = V4L2_FIELD_INTERLACED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 478) pix->pixelformat = V4L2_PIX_FMT_UYVY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 479) pix->colorspace = V4L2_COLORSPACE_SMPTE170M;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 480) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 481) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 482)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 483) static int solo_set_fmt_cap(struct file *file, void *priv,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 484) struct v4l2_format *f)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 485) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 486) struct solo_dev *solo_dev = video_drvdata(file);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 487)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 488) if (vb2_is_busy(&solo_dev->vidq))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 489) return -EBUSY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 490)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 491) /* For right now, if it doesn't match our running config,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 492) * then fail */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 493) return solo_try_fmt_cap(file, priv, f);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 494) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 495)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 496) static int solo_get_fmt_cap(struct file *file, void *priv,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 497) struct v4l2_format *f)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 498) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 499) struct solo_dev *solo_dev = video_drvdata(file);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 500) struct v4l2_pix_format *pix = &f->fmt.pix;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 501)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 502) pix->width = solo_dev->video_hsize;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 503) pix->height = solo_vlines(solo_dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 504) pix->pixelformat = V4L2_PIX_FMT_UYVY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 505) pix->field = V4L2_FIELD_INTERLACED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 506) pix->sizeimage = solo_image_size(solo_dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 507) pix->colorspace = V4L2_COLORSPACE_SMPTE170M;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 508) pix->bytesperline = solo_bytesperline(solo_dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 509)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 510) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 511) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 512)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 513) static int solo_g_std(struct file *file, void *priv, v4l2_std_id *i)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 514) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 515) struct solo_dev *solo_dev = video_drvdata(file);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 516)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 517) if (solo_dev->video_type == SOLO_VO_FMT_TYPE_NTSC)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 518) *i = V4L2_STD_NTSC_M;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 519) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 520) *i = V4L2_STD_PAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 521) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 522) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 523)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 524) int solo_set_video_type(struct solo_dev *solo_dev, bool is_50hz)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 525) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 526) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 527)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 528) /* Make sure all video nodes are idle */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 529) if (vb2_is_busy(&solo_dev->vidq))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 530) return -EBUSY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 531) for (i = 0; i < solo_dev->nr_chans; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 532) if (vb2_is_busy(&solo_dev->v4l2_enc[i]->vidq))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 533) return -EBUSY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 534) solo_dev->video_type = is_50hz ? SOLO_VO_FMT_TYPE_PAL :
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 535) SOLO_VO_FMT_TYPE_NTSC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 536) /* Reconfigure for the new standard */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 537) solo_disp_init(solo_dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 538) solo_enc_init(solo_dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 539) solo_tw28_init(solo_dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 540) for (i = 0; i < solo_dev->nr_chans; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 541) solo_update_mode(solo_dev->v4l2_enc[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 542) return solo_v4l2_set_ch(solo_dev, solo_dev->cur_disp_ch);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 543) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 544)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 545) static int solo_s_std(struct file *file, void *priv, v4l2_std_id std)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 546) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 547) struct solo_dev *solo_dev = video_drvdata(file);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 548)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 549) return solo_set_video_type(solo_dev, std & V4L2_STD_625_50);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 550) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 551)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 552) static int solo_s_ctrl(struct v4l2_ctrl *ctrl)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 553) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 554) struct solo_dev *solo_dev =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 555) container_of(ctrl->handler, struct solo_dev, disp_hdl);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 556)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 557) switch (ctrl->id) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 558) case V4L2_CID_MOTION_TRACE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 559) if (ctrl->val) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 560) solo_reg_write(solo_dev, SOLO_VI_MOTION_BORDER,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 561) SOLO_VI_MOTION_Y_ADD |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 562) SOLO_VI_MOTION_Y_VALUE(0x20) |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 563) SOLO_VI_MOTION_CB_VALUE(0x10) |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 564) SOLO_VI_MOTION_CR_VALUE(0x10));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 565) solo_reg_write(solo_dev, SOLO_VI_MOTION_BAR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 566) SOLO_VI_MOTION_CR_ADD |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 567) SOLO_VI_MOTION_Y_VALUE(0x10) |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 568) SOLO_VI_MOTION_CB_VALUE(0x80) |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 569) SOLO_VI_MOTION_CR_VALUE(0x10));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 570) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 571) solo_reg_write(solo_dev, SOLO_VI_MOTION_BORDER, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 572) solo_reg_write(solo_dev, SOLO_VI_MOTION_BAR, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 573) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 574) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 575) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 576) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 577) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 578) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 579) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 580)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 581) static const struct v4l2_file_operations solo_v4l2_fops = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 582) .owner = THIS_MODULE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 583) .open = v4l2_fh_open,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 584) .release = vb2_fop_release,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 585) .read = vb2_fop_read,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 586) .poll = vb2_fop_poll,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 587) .mmap = vb2_fop_mmap,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 588) .unlocked_ioctl = video_ioctl2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 589) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 590)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 591) static const struct v4l2_ioctl_ops solo_v4l2_ioctl_ops = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 592) .vidioc_querycap = solo_querycap,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 593) .vidioc_s_std = solo_s_std,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 594) .vidioc_g_std = solo_g_std,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 595) /* Input callbacks */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 596) .vidioc_enum_input = solo_enum_input,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 597) .vidioc_s_input = solo_set_input,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 598) .vidioc_g_input = solo_get_input,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 599) /* Video capture format callbacks */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 600) .vidioc_enum_fmt_vid_cap = solo_enum_fmt_cap,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 601) .vidioc_try_fmt_vid_cap = solo_try_fmt_cap,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 602) .vidioc_s_fmt_vid_cap = solo_set_fmt_cap,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 603) .vidioc_g_fmt_vid_cap = solo_get_fmt_cap,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 604) /* Streaming I/O */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 605) .vidioc_reqbufs = vb2_ioctl_reqbufs,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 606) .vidioc_querybuf = vb2_ioctl_querybuf,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 607) .vidioc_qbuf = vb2_ioctl_qbuf,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 608) .vidioc_dqbuf = vb2_ioctl_dqbuf,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 609) .vidioc_streamon = vb2_ioctl_streamon,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 610) .vidioc_streamoff = vb2_ioctl_streamoff,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 611) /* Logging and events */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 612) .vidioc_log_status = v4l2_ctrl_log_status,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 613) .vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 614) .vidioc_unsubscribe_event = v4l2_event_unsubscribe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 615) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 616)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 617) static const struct video_device solo_v4l2_template = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 618) .name = SOLO6X10_NAME,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 619) .fops = &solo_v4l2_fops,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 620) .ioctl_ops = &solo_v4l2_ioctl_ops,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 621) .minor = -1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 622) .release = video_device_release,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 623) .tvnorms = V4L2_STD_NTSC_M | V4L2_STD_PAL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 624) .device_caps = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_READWRITE |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 625) V4L2_CAP_STREAMING,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 626) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 627)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 628) static const struct v4l2_ctrl_ops solo_ctrl_ops = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 629) .s_ctrl = solo_s_ctrl,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 630) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 631)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 632) static const struct v4l2_ctrl_config solo_motion_trace_ctrl = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 633) .ops = &solo_ctrl_ops,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 634) .id = V4L2_CID_MOTION_TRACE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 635) .name = "Motion Detection Trace",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 636) .type = V4L2_CTRL_TYPE_BOOLEAN,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 637) .max = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 638) .step = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 639) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 640)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 641) int solo_v4l2_init(struct solo_dev *solo_dev, unsigned nr)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 642) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 643) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 644) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 645)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 646) init_waitqueue_head(&solo_dev->disp_thread_wait);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 647) spin_lock_init(&solo_dev->slock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 648) mutex_init(&solo_dev->lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 649) INIT_LIST_HEAD(&solo_dev->vidq_active);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 650)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 651) solo_dev->vfd = video_device_alloc();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 652) if (!solo_dev->vfd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 653) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 654)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 655) *solo_dev->vfd = solo_v4l2_template;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 656) solo_dev->vfd->v4l2_dev = &solo_dev->v4l2_dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 657) solo_dev->vfd->queue = &solo_dev->vidq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 658) solo_dev->vfd->lock = &solo_dev->lock;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 659) v4l2_ctrl_handler_init(&solo_dev->disp_hdl, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 660) v4l2_ctrl_new_custom(&solo_dev->disp_hdl, &solo_motion_trace_ctrl, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 661) if (solo_dev->disp_hdl.error) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 662) ret = solo_dev->disp_hdl.error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 663) goto fail;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 664) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 665) solo_dev->vfd->ctrl_handler = &solo_dev->disp_hdl;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 666)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 667) video_set_drvdata(solo_dev->vfd, solo_dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 668)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 669) solo_dev->vidq.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 670) solo_dev->vidq.io_modes = VB2_MMAP | VB2_USERPTR | VB2_READ;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 671) solo_dev->vidq.ops = &solo_video_qops;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 672) solo_dev->vidq.mem_ops = &vb2_dma_contig_memops;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 673) solo_dev->vidq.drv_priv = solo_dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 674) solo_dev->vidq.timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 675) solo_dev->vidq.gfp_flags = __GFP_DMA32 | __GFP_KSWAPD_RECLAIM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 676) solo_dev->vidq.buf_struct_size = sizeof(struct solo_vb2_buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 677) solo_dev->vidq.lock = &solo_dev->lock;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 678) solo_dev->vidq.dev = &solo_dev->pdev->dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 679) ret = vb2_queue_init(&solo_dev->vidq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 680) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 681) goto fail;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 682)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 683) /* Cycle all the channels and clear */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 684) for (i = 0; i < solo_dev->nr_chans; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 685) solo_v4l2_set_ch(solo_dev, i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 686) while (erase_off(solo_dev))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 687) /* Do nothing */;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 688) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 689)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 690) /* Set the default display channel */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 691) solo_v4l2_set_ch(solo_dev, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 692) while (erase_off(solo_dev))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 693) /* Do nothing */;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 694)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 695) ret = video_register_device(solo_dev->vfd, VFL_TYPE_VIDEO, nr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 696) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 697) goto fail;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 698)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 699) snprintf(solo_dev->vfd->name, sizeof(solo_dev->vfd->name), "%s (%i)",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 700) SOLO6X10_NAME, solo_dev->vfd->num);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 701)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 702) dev_info(&solo_dev->pdev->dev, "Display as /dev/video%d with %d inputs (%d extended)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 703) solo_dev->vfd->num,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 704) solo_dev->nr_chans, solo_dev->nr_ext);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 705)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 706) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 707)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 708) fail:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 709) video_device_release(solo_dev->vfd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 710) v4l2_ctrl_handler_free(&solo_dev->disp_hdl);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 711) solo_dev->vfd = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 712) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 713) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 714)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 715) void solo_v4l2_exit(struct solo_dev *solo_dev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 716) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 717) if (solo_dev->vfd == NULL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 718) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 719)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 720) video_unregister_device(solo_dev->vfd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 721) v4l2_ctrl_handler_free(&solo_dev->disp_hdl);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 722) solo_dev->vfd = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 723) }
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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