| /* |
| ioctl system call |
| Copyright (C) 2003-2004 Kevin Thayer <nufan_wfk at yahoo.com> |
| Copyright (C) 2005-2007 Hans Verkuil <hverkuil@xs4all.nl> |
| |
| This program is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 2 of the License, or |
| (at your option) any later version. |
| |
| This program is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this program; if not, write to the Free Software |
| Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| */ |
| |
| #include "ivtv-driver.h" |
| #include "ivtv-version.h" |
| #include "ivtv-mailbox.h" |
| #include "ivtv-i2c.h" |
| #include "ivtv-queue.h" |
| #include "ivtv-fileops.h" |
| #include "ivtv-vbi.h" |
| #include "ivtv-routing.h" |
| #include "ivtv-streams.h" |
| #include "ivtv-yuv.h" |
| #include "ivtv-ioctl.h" |
| #include "ivtv-gpio.h" |
| #include "ivtv-controls.h" |
| #include "ivtv-cards.h" |
| #include <media/saa7127.h> |
| #include <media/tveeprom.h> |
| #include <media/v4l2-chip-ident.h> |
| #include <linux/dvb/audio.h> |
| #include <linux/i2c-id.h> |
| |
| u16 service2vbi(int type) |
| { |
| switch (type) { |
| case V4L2_SLICED_TELETEXT_B: |
| return IVTV_SLICED_TYPE_TELETEXT_B; |
| case V4L2_SLICED_CAPTION_525: |
| return IVTV_SLICED_TYPE_CAPTION_525; |
| case V4L2_SLICED_WSS_625: |
| return IVTV_SLICED_TYPE_WSS_625; |
| case V4L2_SLICED_VPS: |
| return IVTV_SLICED_TYPE_VPS; |
| default: |
| return 0; |
| } |
| } |
| |
| static int valid_service_line(int field, int line, int is_pal) |
| { |
| return (is_pal && line >= 6 && (line != 23 || field == 0)) || |
| (!is_pal && line >= 10 && line < 22); |
| } |
| |
| static u16 select_service_from_set(int field, int line, u16 set, int is_pal) |
| { |
| u16 valid_set = (is_pal ? V4L2_SLICED_VBI_625 : V4L2_SLICED_VBI_525); |
| int i; |
| |
| set = set & valid_set; |
| if (set == 0 || !valid_service_line(field, line, is_pal)) { |
| return 0; |
| } |
| if (!is_pal) { |
| if (line == 21 && (set & V4L2_SLICED_CAPTION_525)) |
| return V4L2_SLICED_CAPTION_525; |
| } |
| else { |
| if (line == 16 && field == 0 && (set & V4L2_SLICED_VPS)) |
| return V4L2_SLICED_VPS; |
| if (line == 23 && field == 0 && (set & V4L2_SLICED_WSS_625)) |
| return V4L2_SLICED_WSS_625; |
| if (line == 23) |
| return 0; |
| } |
| for (i = 0; i < 32; i++) { |
| if ((1 << i) & set) |
| return 1 << i; |
| } |
| return 0; |
| } |
| |
| void expand_service_set(struct v4l2_sliced_vbi_format *fmt, int is_pal) |
| { |
| u16 set = fmt->service_set; |
| int f, l; |
| |
| fmt->service_set = 0; |
| for (f = 0; f < 2; f++) { |
| for (l = 0; l < 24; l++) { |
| fmt->service_lines[f][l] = select_service_from_set(f, l, set, is_pal); |
| } |
| } |
| } |
| |
| static int check_service_set(struct v4l2_sliced_vbi_format *fmt, int is_pal) |
| { |
| int f, l; |
| u16 set = 0; |
| |
| for (f = 0; f < 2; f++) { |
| for (l = 0; l < 24; l++) { |
| fmt->service_lines[f][l] = select_service_from_set(f, l, fmt->service_lines[f][l], is_pal); |
| set |= fmt->service_lines[f][l]; |
| } |
| } |
| return set != 0; |
| } |
| |
| u16 get_service_set(struct v4l2_sliced_vbi_format *fmt) |
| { |
| int f, l; |
| u16 set = 0; |
| |
| for (f = 0; f < 2; f++) { |
| for (l = 0; l < 24; l++) { |
| set |= fmt->service_lines[f][l]; |
| } |
| } |
| return set; |
| } |
| |
| static const struct { |
| v4l2_std_id std; |
| char *name; |
| } enum_stds[] = { |
| { V4L2_STD_PAL_BG | V4L2_STD_PAL_H, "PAL-BGH" }, |
| { V4L2_STD_PAL_DK, "PAL-DK" }, |
| { V4L2_STD_PAL_I, "PAL-I" }, |
| { V4L2_STD_PAL_M, "PAL-M" }, |
| { V4L2_STD_PAL_N, "PAL-N" }, |
| { V4L2_STD_PAL_Nc, "PAL-Nc" }, |
| { V4L2_STD_SECAM_B | V4L2_STD_SECAM_G | V4L2_STD_SECAM_H, "SECAM-BGH" }, |
| { V4L2_STD_SECAM_DK, "SECAM-DK" }, |
| { V4L2_STD_SECAM_L, "SECAM-L" }, |
| { V4L2_STD_SECAM_LC, "SECAM-L'" }, |
| { V4L2_STD_NTSC_M, "NTSC-M" }, |
| { V4L2_STD_NTSC_M_JP, "NTSC-J" }, |
| { V4L2_STD_NTSC_M_KR, "NTSC-K" }, |
| }; |
| |
| static const struct v4l2_standard ivtv_std_60hz = |
| { |
| .frameperiod = {.numerator = 1001, .denominator = 30000}, |
| .framelines = 525, |
| }; |
| |
| static const struct v4l2_standard ivtv_std_50hz = |
| { |
| .frameperiod = {.numerator = 1, .denominator = 25}, |
| .framelines = 625, |
| }; |
| |
| void ivtv_set_osd_alpha(struct ivtv *itv) |
| { |
| ivtv_vapi(itv, CX2341X_OSD_SET_GLOBAL_ALPHA, 3, |
| itv->osd_global_alpha_state, itv->osd_global_alpha, !itv->osd_local_alpha_state); |
| ivtv_vapi(itv, CX2341X_OSD_SET_CHROMA_KEY, 2, itv->osd_chroma_key_state, itv->osd_chroma_key); |
| } |
| |
| int ivtv_set_speed(struct ivtv *itv, int speed) |
| { |
| u32 data[CX2341X_MBOX_MAX_DATA]; |
| struct ivtv_stream *s; |
| int single_step = (speed == 1 || speed == -1); |
| DEFINE_WAIT(wait); |
| |
| if (speed == 0) speed = 1000; |
| |
| /* No change? */ |
| if (speed == itv->speed && !single_step) |
| return 0; |
| |
| s = &itv->streams[IVTV_DEC_STREAM_TYPE_MPG]; |
| |
| if (single_step && (speed < 0) == (itv->speed < 0)) { |
| /* Single step video and no need to change direction */ |
| ivtv_vapi(itv, CX2341X_DEC_STEP_VIDEO, 1, 0); |
| itv->speed = speed; |
| return 0; |
| } |
| if (single_step) |
| /* Need to change direction */ |
| speed = speed < 0 ? -1000 : 1000; |
| |
| data[0] = (speed > 1000 || speed < -1000) ? 0x80000000 : 0; |
| data[0] |= (speed > 1000 || speed < -1500) ? 0x40000000 : 0; |
| data[1] = (speed < 0); |
| data[2] = speed < 0 ? 3 : 7; |
| data[3] = itv->params.video_b_frames; |
| data[4] = (speed == 1500 || speed == 500) ? itv->speed_mute_audio : 0; |
| data[5] = 0; |
| data[6] = 0; |
| |
| if (speed == 1500 || speed == -1500) data[0] |= 1; |
| else if (speed == 2000 || speed == -2000) data[0] |= 2; |
| else if (speed > -1000 && speed < 0) data[0] |= (-1000 / speed); |
| else if (speed < 1000 && speed > 0) data[0] |= (1000 / speed); |
| |
| /* If not decoding, just change speed setting */ |
| if (atomic_read(&itv->decoding) > 0) { |
| int got_sig = 0; |
| |
| /* Stop all DMA and decoding activity */ |
| ivtv_vapi(itv, CX2341X_DEC_PAUSE_PLAYBACK, 1, 0); |
| |
| /* Wait for any DMA to finish */ |
| prepare_to_wait(&itv->dma_waitq, &wait, TASK_INTERRUPTIBLE); |
| while (itv->i_flags & IVTV_F_I_DMA) { |
| got_sig = signal_pending(current); |
| if (got_sig) |
| break; |
| got_sig = 0; |
| schedule(); |
| } |
| finish_wait(&itv->dma_waitq, &wait); |
| if (got_sig) |
| return -EINTR; |
| |
| /* Change Speed safely */ |
| ivtv_api(itv, CX2341X_DEC_SET_PLAYBACK_SPEED, 7, data); |
| IVTV_DEBUG_INFO("Setting Speed to 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x\n", |
| data[0], data[1], data[2], data[3], data[4], data[5], data[6]); |
| } |
| if (single_step) { |
| speed = (speed < 0) ? -1 : 1; |
| ivtv_vapi(itv, CX2341X_DEC_STEP_VIDEO, 1, 0); |
| } |
| itv->speed = speed; |
| return 0; |
| } |
| |
| static int ivtv_validate_speed(int cur_speed, int new_speed) |
| { |
| int fact = new_speed < 0 ? -1 : 1; |
| int s; |
| |
| if (new_speed < 0) new_speed = -new_speed; |
| if (cur_speed < 0) cur_speed = -cur_speed; |
| |
| if (cur_speed <= new_speed) { |
| if (new_speed > 1500) return fact * 2000; |
| if (new_speed > 1000) return fact * 1500; |
| } |
| else { |
| if (new_speed >= 2000) return fact * 2000; |
| if (new_speed >= 1500) return fact * 1500; |
| if (new_speed >= 1000) return fact * 1000; |
| } |
| if (new_speed == 0) return 1000; |
| if (new_speed == 1 || new_speed == 1000) return fact * new_speed; |
| |
| s = new_speed; |
| new_speed = 1000 / new_speed; |
| if (1000 / cur_speed == new_speed) |
| new_speed += (cur_speed < s) ? -1 : 1; |
| if (new_speed > 60) return 1000 / (fact * 60); |
| return 1000 / (fact * new_speed); |
| } |
| |
| static int ivtv_video_command(struct ivtv *itv, struct ivtv_open_id *id, |
| struct video_command *vc, int try) |
| { |
| struct ivtv_stream *s = &itv->streams[IVTV_DEC_STREAM_TYPE_MPG]; |
| |
| if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) |
| return -EINVAL; |
| |
| switch (vc->cmd) { |
| case VIDEO_CMD_PLAY: { |
| vc->flags = 0; |
| vc->play.speed = ivtv_validate_speed(itv->speed, vc->play.speed); |
| if (vc->play.speed < 0) |
| vc->play.format = VIDEO_PLAY_FMT_GOP; |
| if (try) break; |
| |
| if (ivtv_set_output_mode(itv, OUT_MPG) != OUT_MPG) |
| return -EBUSY; |
| if (test_and_clear_bit(IVTV_F_I_DEC_PAUSED, &itv->i_flags)) { |
| /* forces ivtv_set_speed to be called */ |
| itv->speed = 0; |
| } |
| return ivtv_start_decoding(id, vc->play.speed); |
| } |
| |
| case VIDEO_CMD_STOP: |
| vc->flags &= VIDEO_CMD_STOP_IMMEDIATELY|VIDEO_CMD_STOP_TO_BLACK; |
| if (vc->flags & VIDEO_CMD_STOP_IMMEDIATELY) |
| vc->stop.pts = 0; |
| if (try) break; |
| if (atomic_read(&itv->decoding) == 0) |
| return 0; |
| if (itv->output_mode != OUT_MPG) |
| return -EBUSY; |
| |
| itv->output_mode = OUT_NONE; |
| return ivtv_stop_v4l2_decode_stream(s, vc->flags, vc->stop.pts); |
| |
| case VIDEO_CMD_FREEZE: |
| vc->flags &= VIDEO_CMD_FREEZE_TO_BLACK; |
| if (try) break; |
| if (itv->output_mode != OUT_MPG) |
| return -EBUSY; |
| if (atomic_read(&itv->decoding) > 0) { |
| ivtv_vapi(itv, CX2341X_DEC_PAUSE_PLAYBACK, 1, |
| (vc->flags & VIDEO_CMD_FREEZE_TO_BLACK) ? 1 : 0); |
| set_bit(IVTV_F_I_DEC_PAUSED, &itv->i_flags); |
| } |
| break; |
| |
| case VIDEO_CMD_CONTINUE: |
| vc->flags = 0; |
| if (try) break; |
| if (itv->output_mode != OUT_MPG) |
| return -EBUSY; |
| if (test_and_clear_bit(IVTV_F_I_DEC_PAUSED, &itv->i_flags)) { |
| int speed = itv->speed; |
| itv->speed = 0; |
| return ivtv_start_decoding(id, speed); |
| } |
| break; |
| |
| default: |
| return -EINVAL; |
| } |
| return 0; |
| } |
| |
| static int ivtv_itvc(struct ivtv *itv, unsigned int cmd, void *arg) |
| { |
| struct v4l2_register *regs = arg; |
| unsigned long flags; |
| volatile u8 __iomem *reg_start; |
| |
| if (!capable(CAP_SYS_ADMIN)) |
| return -EPERM; |
| if (regs->reg >= IVTV_REG_OFFSET && regs->reg < IVTV_REG_OFFSET + IVTV_REG_SIZE) |
| reg_start = itv->reg_mem - IVTV_REG_OFFSET; |
| else if (itv->has_cx23415 && regs->reg >= IVTV_DECODER_OFFSET && |
| regs->reg < IVTV_DECODER_OFFSET + IVTV_DECODER_SIZE) |
| reg_start = itv->dec_mem - IVTV_DECODER_OFFSET; |
| else if (regs->reg >= 0 && regs->reg < IVTV_ENCODER_SIZE) |
| reg_start = itv->enc_mem; |
| else |
| return -EINVAL; |
| |
| spin_lock_irqsave(&ivtv_cards_lock, flags); |
| if (cmd == VIDIOC_DBG_G_REGISTER) { |
| regs->val = readl(regs->reg + reg_start); |
| } else { |
| writel(regs->val, regs->reg + reg_start); |
| } |
| spin_unlock_irqrestore(&ivtv_cards_lock, flags); |
| return 0; |
| } |
| |
| static int ivtv_get_fmt(struct ivtv *itv, int streamtype, struct v4l2_format *fmt) |
| { |
| switch (fmt->type) { |
| case V4L2_BUF_TYPE_VIDEO_OUTPUT: |
| if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) |
| return -EINVAL; |
| fmt->fmt.pix.width = itv->main_rect.width; |
| fmt->fmt.pix.height = itv->main_rect.height; |
| fmt->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; |
| fmt->fmt.pix.field = V4L2_FIELD_INTERLACED; |
| if (itv->output_mode == OUT_UDMA_YUV) { |
| switch (itv->yuv_info.lace_mode & IVTV_YUV_MODE_MASK) { |
| case IVTV_YUV_MODE_INTERLACED: |
| fmt->fmt.pix.field = (itv->yuv_info.lace_mode & IVTV_YUV_SYNC_MASK) ? |
| V4L2_FIELD_INTERLACED_BT : V4L2_FIELD_INTERLACED_TB; |
| break; |
| case IVTV_YUV_MODE_PROGRESSIVE: |
| fmt->fmt.pix.field = V4L2_FIELD_NONE; |
| break; |
| default: |
| fmt->fmt.pix.field = V4L2_FIELD_ANY; |
| break; |
| } |
| fmt->fmt.pix.pixelformat = V4L2_PIX_FMT_HM12; |
| /* YUV size is (Y=(h*w) + UV=(h*(w/2))) */ |
| fmt->fmt.pix.sizeimage = |
| fmt->fmt.pix.height * fmt->fmt.pix.width + |
| fmt->fmt.pix.height * (fmt->fmt.pix.width / 2); |
| } |
| else if (itv->output_mode == OUT_YUV || |
| streamtype == IVTV_ENC_STREAM_TYPE_YUV || |
| streamtype == IVTV_DEC_STREAM_TYPE_YUV) { |
| fmt->fmt.pix.pixelformat = V4L2_PIX_FMT_HM12; |
| /* YUV size is (Y=(h*w) + UV=(h*(w/2))) */ |
| fmt->fmt.pix.sizeimage = |
| fmt->fmt.pix.height * fmt->fmt.pix.width + |
| fmt->fmt.pix.height * (fmt->fmt.pix.width / 2); |
| } else { |
| fmt->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG; |
| fmt->fmt.pix.sizeimage = 128 * 1024; |
| } |
| break; |
| |
| case V4L2_BUF_TYPE_VIDEO_CAPTURE: |
| fmt->fmt.pix.width = itv->params.width; |
| fmt->fmt.pix.height = itv->params.height; |
| fmt->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; |
| fmt->fmt.pix.field = V4L2_FIELD_INTERLACED; |
| if (streamtype == IVTV_ENC_STREAM_TYPE_YUV || |
| streamtype == IVTV_DEC_STREAM_TYPE_YUV) { |
| fmt->fmt.pix.pixelformat = V4L2_PIX_FMT_HM12; |
| /* YUV size is (Y=(h*w) + UV=(h*(w/2))) */ |
| fmt->fmt.pix.sizeimage = |
| fmt->fmt.pix.height * fmt->fmt.pix.width + |
| fmt->fmt.pix.height * (fmt->fmt.pix.width / 2); |
| } else { |
| fmt->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG; |
| fmt->fmt.pix.sizeimage = 128 * 1024; |
| } |
| break; |
| |
| case V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY: |
| if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) |
| return -EINVAL; |
| fmt->fmt.win.chromakey = itv->osd_chroma_key; |
| fmt->fmt.win.global_alpha = itv->osd_global_alpha; |
| break; |
| |
| case V4L2_BUF_TYPE_VBI_CAPTURE: |
| fmt->fmt.vbi.sampling_rate = 27000000; |
| fmt->fmt.vbi.offset = 248; |
| fmt->fmt.vbi.samples_per_line = itv->vbi.raw_decoder_line_size - 4; |
| fmt->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY; |
| fmt->fmt.vbi.start[0] = itv->vbi.start[0]; |
| fmt->fmt.vbi.start[1] = itv->vbi.start[1]; |
| fmt->fmt.vbi.count[0] = fmt->fmt.vbi.count[1] = itv->vbi.count; |
| break; |
| |
| case V4L2_BUF_TYPE_SLICED_VBI_OUTPUT: |
| { |
| struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced; |
| |
| if (!(itv->v4l2_cap & V4L2_CAP_SLICED_VBI_OUTPUT)) |
| return -EINVAL; |
| vbifmt->io_size = sizeof(struct v4l2_sliced_vbi_data) * 36; |
| memset(vbifmt->reserved, 0, sizeof(vbifmt->reserved)); |
| memset(vbifmt->service_lines, 0, sizeof(vbifmt->service_lines)); |
| if (itv->is_60hz) { |
| vbifmt->service_lines[0][21] = V4L2_SLICED_CAPTION_525; |
| vbifmt->service_lines[1][21] = V4L2_SLICED_CAPTION_525; |
| } else { |
| vbifmt->service_lines[0][23] = V4L2_SLICED_WSS_625; |
| vbifmt->service_lines[0][16] = V4L2_SLICED_VPS; |
| } |
| vbifmt->service_set = get_service_set(vbifmt); |
| break; |
| } |
| |
| case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE: |
| { |
| struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced; |
| |
| vbifmt->io_size = sizeof(struct v4l2_sliced_vbi_data) * 36; |
| memset(vbifmt->reserved, 0, sizeof(vbifmt->reserved)); |
| memset(vbifmt->service_lines, 0, sizeof(vbifmt->service_lines)); |
| |
| if (streamtype == IVTV_DEC_STREAM_TYPE_VBI) { |
| vbifmt->service_set = itv->is_50hz ? V4L2_SLICED_VBI_625 : |
| V4L2_SLICED_VBI_525; |
| expand_service_set(vbifmt, itv->is_50hz); |
| break; |
| } |
| |
| itv->video_dec_func(itv, VIDIOC_G_FMT, fmt); |
| vbifmt->service_set = get_service_set(vbifmt); |
| break; |
| } |
| case V4L2_BUF_TYPE_VBI_OUTPUT: |
| case V4L2_BUF_TYPE_VIDEO_OVERLAY: |
| default: |
| return -EINVAL; |
| } |
| return 0; |
| } |
| |
| static int ivtv_try_or_set_fmt(struct ivtv *itv, int streamtype, |
| struct v4l2_format *fmt, int set_fmt) |
| { |
| struct v4l2_sliced_vbi_format *vbifmt = &fmt->fmt.sliced; |
| u16 set; |
| |
| if (fmt->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) { |
| struct v4l2_rect r; |
| int field; |
| |
| if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) |
| return -EINVAL; |
| field = fmt->fmt.pix.field; |
| r.top = 0; |
| r.left = 0; |
| r.width = fmt->fmt.pix.width; |
| r.height = fmt->fmt.pix.height; |
| ivtv_get_fmt(itv, streamtype, fmt); |
| if (itv->output_mode != OUT_UDMA_YUV) { |
| /* TODO: would setting the rect also be valid for this mode? */ |
| fmt->fmt.pix.width = r.width; |
| fmt->fmt.pix.height = r.height; |
| } |
| if (itv->output_mode == OUT_UDMA_YUV) { |
| /* TODO: add checks for validity */ |
| fmt->fmt.pix.field = field; |
| } |
| if (set_fmt) { |
| if (itv->output_mode == OUT_UDMA_YUV) { |
| switch (field) { |
| case V4L2_FIELD_NONE: |
| itv->yuv_info.lace_mode = IVTV_YUV_MODE_PROGRESSIVE; |
| break; |
| case V4L2_FIELD_ANY: |
| itv->yuv_info.lace_mode = IVTV_YUV_MODE_AUTO; |
| break; |
| case V4L2_FIELD_INTERLACED_BT: |
| itv->yuv_info.lace_mode = |
| IVTV_YUV_MODE_INTERLACED|IVTV_YUV_SYNC_ODD; |
| break; |
| case V4L2_FIELD_INTERLACED_TB: |
| default: |
| itv->yuv_info.lace_mode = IVTV_YUV_MODE_INTERLACED; |
| break; |
| } |
| itv->yuv_info.lace_sync_field = (itv->yuv_info.lace_mode & IVTV_YUV_SYNC_MASK) == IVTV_YUV_SYNC_EVEN ? 0 : 1; |
| |
| /* Force update of yuv registers */ |
| itv->yuv_info.yuv_forced_update = 1; |
| return 0; |
| } |
| } |
| return 0; |
| } |
| |
| if (fmt->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY) { |
| if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) |
| return -EINVAL; |
| if (set_fmt) { |
| itv->osd_chroma_key = fmt->fmt.win.chromakey; |
| itv->osd_global_alpha = fmt->fmt.win.global_alpha; |
| ivtv_set_osd_alpha(itv); |
| } |
| return 0; |
| } |
| |
| /* set window size */ |
| if (fmt->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) { |
| int w = fmt->fmt.pix.width; |
| int h = fmt->fmt.pix.height; |
| |
| if (w > 720) w = 720; |
| else if (w < 1) w = 1; |
| if (h > (itv->is_50hz ? 576 : 480)) h = (itv->is_50hz ? 576 : 480); |
| else if (h < 2) h = 2; |
| ivtv_get_fmt(itv, streamtype, fmt); |
| fmt->fmt.pix.width = w; |
| fmt->fmt.pix.height = h; |
| |
| if (!set_fmt || (itv->params.width == w && itv->params.height == h)) |
| return 0; |
| if (atomic_read(&itv->capturing) > 0) |
| return -EBUSY; |
| |
| itv->params.width = w; |
| itv->params.height = h; |
| if (w != 720 || h != (itv->is_50hz ? 576 : 480)) |
| itv->params.video_temporal_filter = 0; |
| else |
| itv->params.video_temporal_filter = 8; |
| itv->video_dec_func(itv, VIDIOC_S_FMT, fmt); |
| return ivtv_get_fmt(itv, streamtype, fmt); |
| } |
| |
| /* set raw VBI format */ |
| if (fmt->type == V4L2_BUF_TYPE_VBI_CAPTURE) { |
| if (set_fmt && atomic_read(&itv->capturing) > 0) { |
| return -EBUSY; |
| } |
| if (set_fmt) { |
| itv->vbi.sliced_in->service_set = 0; |
| itv->video_dec_func(itv, VIDIOC_S_FMT, &itv->vbi.in); |
| } |
| return ivtv_get_fmt(itv, streamtype, fmt); |
| } |
| |
| /* set sliced VBI output |
| In principle the user could request that only certain |
| VBI types are output and that the others are ignored. |
| I.e., suppress CC in the even fields or only output |
| WSS and no VPS. Currently though there is no choice. */ |
| if (fmt->type == V4L2_BUF_TYPE_SLICED_VBI_OUTPUT) |
| return ivtv_get_fmt(itv, streamtype, fmt); |
| |
| /* any else but sliced VBI capture is an error */ |
| if (fmt->type != V4L2_BUF_TYPE_SLICED_VBI_CAPTURE) |
| return -EINVAL; |
| |
| if (streamtype == IVTV_DEC_STREAM_TYPE_VBI) |
| return ivtv_get_fmt(itv, streamtype, fmt); |
| |
| /* set sliced VBI capture format */ |
| vbifmt->io_size = sizeof(struct v4l2_sliced_vbi_data) * 36; |
| memset(vbifmt->reserved, 0, sizeof(vbifmt->reserved)); |
| |
| if (vbifmt->service_set) |
| expand_service_set(vbifmt, itv->is_50hz); |
| set = check_service_set(vbifmt, itv->is_50hz); |
| vbifmt->service_set = get_service_set(vbifmt); |
| |
| if (!set_fmt) |
| return 0; |
| if (set == 0) |
| return -EINVAL; |
| if (atomic_read(&itv->capturing) > 0) { |
| return -EBUSY; |
| } |
| itv->video_dec_func(itv, VIDIOC_S_FMT, fmt); |
| memcpy(itv->vbi.sliced_in, vbifmt, sizeof(*itv->vbi.sliced_in)); |
| return 0; |
| } |
| |
| static int ivtv_debug_ioctls(struct file *filp, unsigned int cmd, void *arg) |
| { |
| struct ivtv_open_id *id = (struct ivtv_open_id *)filp->private_data; |
| struct ivtv *itv = id->itv; |
| struct v4l2_register *reg = arg; |
| |
| switch (cmd) { |
| /* ioctls to allow direct access to the encoder registers for testing */ |
| case VIDIOC_DBG_G_REGISTER: |
| if (v4l2_chip_match_host(reg->match_type, reg->match_chip)) |
| return ivtv_itvc(itv, cmd, arg); |
| if (reg->match_type == V4L2_CHIP_MATCH_I2C_DRIVER) |
| return ivtv_i2c_id(itv, reg->match_chip, cmd, arg); |
| return ivtv_call_i2c_client(itv, reg->match_chip, cmd, arg); |
| |
| case VIDIOC_DBG_S_REGISTER: |
| if (v4l2_chip_match_host(reg->match_type, reg->match_chip)) |
| return ivtv_itvc(itv, cmd, arg); |
| if (reg->match_type == V4L2_CHIP_MATCH_I2C_DRIVER) |
| return ivtv_i2c_id(itv, reg->match_chip, cmd, arg); |
| return ivtv_call_i2c_client(itv, reg->match_chip, cmd, arg); |
| |
| case VIDIOC_G_CHIP_IDENT: { |
| struct v4l2_chip_ident *chip = arg; |
| |
| chip->ident = V4L2_IDENT_NONE; |
| chip->revision = 0; |
| if (reg->match_type == V4L2_CHIP_MATCH_HOST) { |
| if (v4l2_chip_match_host(reg->match_type, reg->match_chip)) { |
| struct v4l2_chip_ident *chip = arg; |
| |
| chip->ident = itv->has_cx23415 ? V4L2_IDENT_CX23415 : V4L2_IDENT_CX23416; |
| } |
| return 0; |
| } |
| if (reg->match_type == V4L2_CHIP_MATCH_I2C_DRIVER) |
| return ivtv_i2c_id(itv, reg->match_chip, cmd, arg); |
| if (reg->match_type == V4L2_CHIP_MATCH_I2C_ADDR) |
| return ivtv_call_i2c_client(itv, reg->match_chip, cmd, arg); |
| return -EINVAL; |
| } |
| |
| case VIDIOC_INT_S_AUDIO_ROUTING: { |
| struct v4l2_routing *route = arg; |
| |
| ivtv_i2c_hw(itv, itv->card->hw_audio, VIDIOC_INT_S_AUDIO_ROUTING, route); |
| break; |
| } |
| |
| case VIDIOC_INT_RESET: { |
| u32 val = *(u32 *)arg; |
| |
| if ((val == 0 && itv->options.newi2c) || (val & 0x01)) { |
| ivtv_reset_ir_gpio(itv); |
| } |
| if (val & 0x02) { |
| itv->video_dec_func(itv, cmd, 0); |
| } |
| break; |
| } |
| |
| default: |
| return -EINVAL; |
| } |
| return 0; |
| } |
| |
| int ivtv_v4l2_ioctls(struct ivtv *itv, struct file *filp, unsigned int cmd, void *arg) |
| { |
| struct ivtv_open_id *id = NULL; |
| u32 data[CX2341X_MBOX_MAX_DATA]; |
| |
| if (filp) id = (struct ivtv_open_id *)filp->private_data; |
| |
| switch (cmd) { |
| case VIDIOC_G_PRIORITY: |
| { |
| enum v4l2_priority *p = arg; |
| |
| *p = v4l2_prio_max(&itv->prio); |
| break; |
| } |
| |
| case VIDIOC_S_PRIORITY: |
| { |
| enum v4l2_priority *prio = arg; |
| |
| return v4l2_prio_change(&itv->prio, &id->prio, *prio); |
| } |
| |
| case VIDIOC_QUERYCAP:{ |
| struct v4l2_capability *vcap = arg; |
| |
| memset(vcap, 0, sizeof(*vcap)); |
| strcpy(vcap->driver, IVTV_DRIVER_NAME); /* driver name */ |
| strcpy(vcap->card, itv->card_name); /* card type */ |
| strcpy(vcap->bus_info, pci_name(itv->dev)); /* bus info... */ |
| vcap->version = IVTV_DRIVER_VERSION; /* version */ |
| vcap->capabilities = itv->v4l2_cap; /* capabilities */ |
| |
| /* reserved.. must set to 0! */ |
| vcap->reserved[0] = vcap->reserved[1] = |
| vcap->reserved[2] = vcap->reserved[3] = 0; |
| break; |
| } |
| |
| case VIDIOC_ENUMAUDIO:{ |
| struct v4l2_audio *vin = arg; |
| |
| return ivtv_get_audio_input(itv, vin->index, vin); |
| } |
| |
| case VIDIOC_G_AUDIO:{ |
| struct v4l2_audio *vin = arg; |
| |
| vin->index = itv->audio_input; |
| return ivtv_get_audio_input(itv, vin->index, vin); |
| } |
| |
| case VIDIOC_S_AUDIO:{ |
| struct v4l2_audio *vout = arg; |
| |
| if (vout->index >= itv->nof_audio_inputs) |
| return -EINVAL; |
| itv->audio_input = vout->index; |
| ivtv_audio_set_io(itv); |
| break; |
| } |
| |
| case VIDIOC_ENUMAUDOUT:{ |
| struct v4l2_audioout *vin = arg; |
| |
| /* set it to defaults from our table */ |
| return ivtv_get_audio_output(itv, vin->index, vin); |
| } |
| |
| case VIDIOC_G_AUDOUT:{ |
| struct v4l2_audioout *vin = arg; |
| |
| vin->index = 0; |
| return ivtv_get_audio_output(itv, vin->index, vin); |
| } |
| |
| case VIDIOC_S_AUDOUT:{ |
| struct v4l2_audioout *vout = arg; |
| |
| return ivtv_get_audio_output(itv, vout->index, vout); |
| } |
| |
| case VIDIOC_ENUMINPUT:{ |
| struct v4l2_input *vin = arg; |
| |
| /* set it to defaults from our table */ |
| return ivtv_get_input(itv, vin->index, vin); |
| } |
| |
| case VIDIOC_ENUMOUTPUT:{ |
| struct v4l2_output *vout = arg; |
| |
| return ivtv_get_output(itv, vout->index, vout); |
| } |
| |
| case VIDIOC_TRY_FMT: |
| case VIDIOC_S_FMT: { |
| struct v4l2_format *fmt = arg; |
| |
| return ivtv_try_or_set_fmt(itv, id->type, fmt, cmd == VIDIOC_S_FMT); |
| } |
| |
| case VIDIOC_G_FMT: { |
| struct v4l2_format *fmt = arg; |
| int type = fmt->type; |
| |
| memset(fmt, 0, sizeof(*fmt)); |
| fmt->type = type; |
| return ivtv_get_fmt(itv, id->type, fmt); |
| } |
| |
| case VIDIOC_CROPCAP: { |
| struct v4l2_cropcap *cropcap = arg; |
| |
| if (cropcap->type != V4L2_BUF_TYPE_VIDEO_CAPTURE && |
| cropcap->type != V4L2_BUF_TYPE_VIDEO_OUTPUT) |
| return -EINVAL; |
| cropcap->bounds.top = cropcap->bounds.left = 0; |
| cropcap->bounds.width = 720; |
| if (cropcap->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) { |
| cropcap->bounds.height = itv->is_50hz ? 576 : 480; |
| cropcap->pixelaspect.numerator = itv->is_50hz ? 59 : 10; |
| cropcap->pixelaspect.denominator = itv->is_50hz ? 54 : 11; |
| } else { |
| cropcap->bounds.height = itv->is_out_50hz ? 576 : 480; |
| cropcap->pixelaspect.numerator = itv->is_out_50hz ? 59 : 10; |
| cropcap->pixelaspect.denominator = itv->is_out_50hz ? 54 : 11; |
| } |
| cropcap->defrect = cropcap->bounds; |
| return 0; |
| } |
| |
| case VIDIOC_S_CROP: { |
| struct v4l2_crop *crop = arg; |
| |
| if (crop->type == V4L2_BUF_TYPE_VIDEO_OUTPUT && |
| (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) { |
| if (!ivtv_vapi(itv, CX2341X_OSD_SET_FRAMEBUFFER_WINDOW, 4, |
| crop->c.width, crop->c.height, crop->c.left, crop->c.top)) { |
| itv->main_rect = crop->c; |
| return 0; |
| } |
| return -EINVAL; |
| } |
| if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) |
| return -EINVAL; |
| return itv->video_dec_func(itv, VIDIOC_S_CROP, arg); |
| } |
| |
| case VIDIOC_G_CROP: { |
| struct v4l2_crop *crop = arg; |
| |
| if (crop->type == V4L2_BUF_TYPE_VIDEO_OUTPUT && |
| (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) { |
| crop->c = itv->main_rect; |
| return 0; |
| } |
| if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) |
| return -EINVAL; |
| return itv->video_dec_func(itv, VIDIOC_G_CROP, arg); |
| } |
| |
| case VIDIOC_ENUM_FMT: { |
| static struct v4l2_fmtdesc formats[] = { |
| { 0, 0, 0, |
| "HM12 (YUV 4:1:1)", V4L2_PIX_FMT_HM12, |
| { 0, 0, 0, 0 } |
| }, |
| { 1, 0, V4L2_FMT_FLAG_COMPRESSED, |
| "MPEG", V4L2_PIX_FMT_MPEG, |
| { 0, 0, 0, 0 } |
| } |
| }; |
| struct v4l2_fmtdesc *fmt = arg; |
| enum v4l2_buf_type type = fmt->type; |
| |
| switch (type) { |
| case V4L2_BUF_TYPE_VIDEO_CAPTURE: |
| break; |
| case V4L2_BUF_TYPE_VIDEO_OUTPUT: |
| if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) |
| return -EINVAL; |
| break; |
| default: |
| return -EINVAL; |
| } |
| if (fmt->index > 1) |
| return -EINVAL; |
| *fmt = formats[fmt->index]; |
| fmt->type = type; |
| return 0; |
| } |
| |
| case VIDIOC_G_INPUT:{ |
| *(int *)arg = itv->active_input; |
| break; |
| } |
| |
| case VIDIOC_S_INPUT:{ |
| int inp = *(int *)arg; |
| |
| if (inp < 0 || inp >= itv->nof_inputs) |
| return -EINVAL; |
| |
| if (inp == itv->active_input) { |
| IVTV_DEBUG_INFO("Input unchanged\n"); |
| break; |
| } |
| if (atomic_read(&itv->capturing) > 0) { |
| return -EBUSY; |
| } |
| IVTV_DEBUG_INFO("Changing input from %d to %d\n", |
| itv->active_input, inp); |
| |
| itv->active_input = inp; |
| /* Set the audio input to whatever is appropriate for the |
| input type. */ |
| itv->audio_input = itv->card->video_inputs[inp].audio_index; |
| |
| /* prevent others from messing with the streams until |
| we're finished changing inputs. */ |
| ivtv_mute(itv); |
| ivtv_video_set_io(itv); |
| ivtv_audio_set_io(itv); |
| ivtv_unmute(itv); |
| break; |
| } |
| |
| case VIDIOC_G_OUTPUT:{ |
| if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) |
| return -EINVAL; |
| *(int *)arg = itv->active_output; |
| break; |
| } |
| |
| case VIDIOC_S_OUTPUT:{ |
| int outp = *(int *)arg; |
| struct v4l2_routing route; |
| |
| if (outp >= itv->card->nof_outputs) |
| return -EINVAL; |
| |
| if (outp == itv->active_output) { |
| IVTV_DEBUG_INFO("Output unchanged\n"); |
| break; |
| } |
| IVTV_DEBUG_INFO("Changing output from %d to %d\n", |
| itv->active_output, outp); |
| |
| itv->active_output = outp; |
| route.input = SAA7127_INPUT_TYPE_NORMAL; |
| route.output = itv->card->video_outputs[outp].video_output; |
| ivtv_saa7127(itv, VIDIOC_INT_S_VIDEO_ROUTING, &route); |
| break; |
| } |
| |
| case VIDIOC_G_FREQUENCY:{ |
| struct v4l2_frequency *vf = arg; |
| |
| if (vf->tuner != 0) |
| return -EINVAL; |
| ivtv_call_i2c_clients(itv, cmd, arg); |
| break; |
| } |
| |
| case VIDIOC_S_FREQUENCY:{ |
| struct v4l2_frequency vf = *(struct v4l2_frequency *)arg; |
| |
| if (vf.tuner != 0) |
| return -EINVAL; |
| |
| ivtv_mute(itv); |
| IVTV_DEBUG_INFO("v4l2 ioctl: set frequency %d\n", vf.frequency); |
| ivtv_call_i2c_clients(itv, cmd, &vf); |
| ivtv_unmute(itv); |
| break; |
| } |
| |
| case VIDIOC_ENUMSTD:{ |
| struct v4l2_standard *vs = arg; |
| int idx = vs->index; |
| |
| if (idx < 0 || idx >= ARRAY_SIZE(enum_stds)) |
| return -EINVAL; |
| |
| *vs = (enum_stds[idx].std & V4L2_STD_525_60) ? |
| ivtv_std_60hz : ivtv_std_50hz; |
| vs->index = idx; |
| vs->id = enum_stds[idx].std; |
| strcpy(vs->name, enum_stds[idx].name); |
| break; |
| } |
| |
| case VIDIOC_G_STD:{ |
| *(v4l2_std_id *) arg = itv->std; |
| break; |
| } |
| |
| case VIDIOC_S_STD: { |
| v4l2_std_id std = *(v4l2_std_id *) arg; |
| |
| if ((std & V4L2_STD_ALL) == 0) |
| return -EINVAL; |
| |
| if (std == itv->std) |
| break; |
| |
| if (test_bit(IVTV_F_I_RADIO_USER, &itv->i_flags) || |
| atomic_read(&itv->capturing) > 0 || |
| atomic_read(&itv->decoding) > 0) { |
| /* Switching standard would turn off the radio or mess |
| with already running streams, prevent that by |
| returning EBUSY. */ |
| return -EBUSY; |
| } |
| |
| itv->std = std; |
| itv->is_60hz = (std & V4L2_STD_525_60) ? 1 : 0; |
| itv->params.is_50hz = itv->is_50hz = !itv->is_60hz; |
| itv->params.width = 720; |
| itv->params.height = itv->is_50hz ? 576 : 480; |
| itv->vbi.count = itv->is_50hz ? 18 : 12; |
| itv->vbi.start[0] = itv->is_50hz ? 6 : 10; |
| itv->vbi.start[1] = itv->is_50hz ? 318 : 273; |
| if (itv->hw_flags & IVTV_HW_CX25840) { |
| itv->vbi.sliced_decoder_line_size = itv->is_60hz ? 272 : 284; |
| } |
| IVTV_DEBUG_INFO("Switching standard to %llx.\n", (unsigned long long)itv->std); |
| |
| /* Tuner */ |
| ivtv_call_i2c_clients(itv, VIDIOC_S_STD, &itv->std); |
| |
| if (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT) { |
| /* set display standard */ |
| itv->std_out = std; |
| itv->is_out_60hz = itv->is_60hz; |
| itv->is_out_50hz = itv->is_50hz; |
| ivtv_call_i2c_clients(itv, VIDIOC_INT_S_STD_OUTPUT, &itv->std_out); |
| ivtv_vapi(itv, CX2341X_DEC_SET_STANDARD, 1, itv->is_out_50hz); |
| itv->main_rect.left = itv->main_rect.top = 0; |
| itv->main_rect.width = 720; |
| itv->main_rect.height = itv->params.height; |
| ivtv_vapi(itv, CX2341X_OSD_SET_FRAMEBUFFER_WINDOW, 4, |
| 720, itv->main_rect.height, 0, 0); |
| } |
| break; |
| } |
| |
| case VIDIOC_S_TUNER: { /* Setting tuner can only set audio mode */ |
| struct v4l2_tuner *vt = arg; |
| |
| if (vt->index != 0) |
| return -EINVAL; |
| |
| ivtv_call_i2c_clients(itv, VIDIOC_S_TUNER, vt); |
| break; |
| } |
| |
| case VIDIOC_G_TUNER: { |
| struct v4l2_tuner *vt = arg; |
| |
| if (vt->index != 0) |
| return -EINVAL; |
| |
| memset(vt, 0, sizeof(*vt)); |
| ivtv_call_i2c_clients(itv, VIDIOC_G_TUNER, vt); |
| |
| if (test_bit(IVTV_F_I_RADIO_USER, &itv->i_flags)) { |
| strcpy(vt->name, "ivtv Radio Tuner"); |
| vt->type = V4L2_TUNER_RADIO; |
| } else { |
| strcpy(vt->name, "ivtv TV Tuner"); |
| vt->type = V4L2_TUNER_ANALOG_TV; |
| } |
| break; |
| } |
| |
| case VIDIOC_G_SLICED_VBI_CAP: { |
| struct v4l2_sliced_vbi_cap *cap = arg; |
| int set = itv->is_50hz ? V4L2_SLICED_VBI_625 : V4L2_SLICED_VBI_525; |
| int f, l; |
| enum v4l2_buf_type type = cap->type; |
| |
| memset(cap, 0, sizeof(*cap)); |
| cap->type = type; |
| if (type == V4L2_BUF_TYPE_SLICED_VBI_CAPTURE) { |
| for (f = 0; f < 2; f++) { |
| for (l = 0; l < 24; l++) { |
| if (valid_service_line(f, l, itv->is_50hz)) { |
| cap->service_lines[f][l] = set; |
| } |
| } |
| } |
| return 0; |
| } |
| if (type == V4L2_BUF_TYPE_SLICED_VBI_OUTPUT) { |
| if (!(itv->v4l2_cap & V4L2_CAP_SLICED_VBI_OUTPUT)) |
| return -EINVAL; |
| if (itv->is_60hz) { |
| cap->service_lines[0][21] = V4L2_SLICED_CAPTION_525; |
| cap->service_lines[1][21] = V4L2_SLICED_CAPTION_525; |
| } else { |
| cap->service_lines[0][23] = V4L2_SLICED_WSS_625; |
| cap->service_lines[0][16] = V4L2_SLICED_VPS; |
| } |
| return 0; |
| } |
| return -EINVAL; |
| } |
| |
| case VIDIOC_G_ENC_INDEX: { |
| struct v4l2_enc_idx *idx = arg; |
| struct v4l2_enc_idx_entry *e = idx->entry; |
| int entries; |
| int i; |
| |
| entries = (itv->pgm_info_write_idx + IVTV_MAX_PGM_INDEX - itv->pgm_info_read_idx) % |
| IVTV_MAX_PGM_INDEX; |
| if (entries > V4L2_ENC_IDX_ENTRIES) |
| entries = V4L2_ENC_IDX_ENTRIES; |
| idx->entries = 0; |
| for (i = 0; i < entries; i++) { |
| *e = itv->pgm_info[(itv->pgm_info_read_idx + i) % IVTV_MAX_PGM_INDEX]; |
| if ((e->flags & V4L2_ENC_IDX_FRAME_MASK) <= V4L2_ENC_IDX_FRAME_B) { |
| idx->entries++; |
| e++; |
| } |
| } |
| itv->pgm_info_read_idx = (itv->pgm_info_read_idx + idx->entries) % IVTV_MAX_PGM_INDEX; |
| break; |
| } |
| |
| case VIDIOC_ENCODER_CMD: |
| case VIDIOC_TRY_ENCODER_CMD: { |
| struct v4l2_encoder_cmd *enc = arg; |
| int try = cmd == VIDIOC_TRY_ENCODER_CMD; |
| |
| memset(&enc->raw, 0, sizeof(enc->raw)); |
| switch (enc->cmd) { |
| case V4L2_ENC_CMD_START: |
| IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_START\n"); |
| enc->flags = 0; |
| if (try) |
| return 0; |
| return ivtv_start_capture(id); |
| |
| case V4L2_ENC_CMD_STOP: |
| IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_STOP\n"); |
| enc->flags &= V4L2_ENC_CMD_STOP_AT_GOP_END; |
| if (try) |
| return 0; |
| ivtv_stop_capture(id, enc->flags & V4L2_ENC_CMD_STOP_AT_GOP_END); |
| return 0; |
| |
| case V4L2_ENC_CMD_PAUSE: |
| IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_PAUSE\n"); |
| enc->flags = 0; |
| if (try) |
| return 0; |
| if (!atomic_read(&itv->capturing)) |
| return -EPERM; |
| if (test_and_set_bit(IVTV_F_I_ENC_PAUSED, &itv->i_flags)) |
| return 0; |
| ivtv_mute(itv); |
| ivtv_vapi(itv, CX2341X_ENC_PAUSE_ENCODER, 1, 0); |
| break; |
| |
| case V4L2_ENC_CMD_RESUME: |
| IVTV_DEBUG_IOCTL("V4L2_ENC_CMD_RESUME\n"); |
| enc->flags = 0; |
| if (try) |
| return 0; |
| if (!atomic_read(&itv->capturing)) |
| return -EPERM; |
| if (!test_and_clear_bit(IVTV_F_I_ENC_PAUSED, &itv->i_flags)) |
| return 0; |
| ivtv_vapi(itv, CX2341X_ENC_PAUSE_ENCODER, 1, 1); |
| ivtv_unmute(itv); |
| break; |
| default: |
| IVTV_DEBUG_IOCTL("Unknown cmd %d\n", enc->cmd); |
| return -EINVAL; |
| } |
| break; |
| } |
| |
| case VIDIOC_G_FBUF: { |
| struct v4l2_framebuffer *fb = arg; |
| int pixfmt; |
| static u32 pixel_format[16] = { |
| V4L2_PIX_FMT_RGB332, /* Really RGB Indexed */ |
| V4L2_PIX_FMT_RGB565, |
| V4L2_PIX_FMT_RGB555, |
| V4L2_PIX_FMT_RGB444, |
| V4L2_PIX_FMT_RGB32, |
| 0, |
| 0, |
| 0, |
| /* Really YUV variants */ |
| V4L2_PIX_FMT_RGB332, /* Really YUV Indexed */ |
| V4L2_PIX_FMT_RGB565, |
| V4L2_PIX_FMT_RGB555, |
| V4L2_PIX_FMT_RGB444, |
| V4L2_PIX_FMT_RGB32, |
| 0, |
| 0, |
| 0, |
| }; |
| |
| memset(fb, 0, sizeof(*fb)); |
| if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT_OVERLAY)) |
| return -EINVAL; |
| fb->capability = V4L2_FBUF_CAP_EXTERNOVERLAY | V4L2_FBUF_CAP_CHROMAKEY | |
| V4L2_FBUF_CAP_GLOBAL_ALPHA; |
| ivtv_vapi_result(itv, data, CX2341X_OSD_GET_STATE, 0); |
| data[0] |= (read_reg(0x2a00) >> 7) & 0x40; |
| pixfmt = (data[0] >> 3) & 0xf; |
| fb->fmt.pixelformat = pixel_format[pixfmt]; |
| fb->fmt.width = itv->osd_rect.width; |
| fb->fmt.height = itv->osd_rect.height; |
| fb->base = (void *)itv->osd_video_pbase; |
| if (itv->osd_chroma_key_state) |
| fb->flags |= V4L2_FBUF_FLAG_CHROMAKEY; |
| if (itv->osd_global_alpha_state) |
| fb->flags |= V4L2_FBUF_FLAG_GLOBAL_ALPHA; |
| pixfmt &= 7; |
| /* no local alpha for RGB565 or unknown formats */ |
| if (pixfmt == 1 || pixfmt > 4) |
| break; |
| /* 16-bit formats have inverted local alpha */ |
| if (pixfmt == 2 || pixfmt == 3) |
| fb->capability |= V4L2_FBUF_CAP_LOCAL_INV_ALPHA; |
| else |
| fb->capability |= V4L2_FBUF_CAP_LOCAL_ALPHA; |
| if (itv->osd_local_alpha_state) { |
| /* 16-bit formats have inverted local alpha */ |
| if (pixfmt == 2 || pixfmt == 3) |
| fb->flags |= V4L2_FBUF_FLAG_LOCAL_INV_ALPHA; |
| else |
| fb->flags |= V4L2_FBUF_FLAG_LOCAL_ALPHA; |
| } |
| break; |
| } |
| |
| case VIDIOC_S_FBUF: { |
| struct v4l2_framebuffer *fb = arg; |
| |
| if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT_OVERLAY)) |
| return -EINVAL; |
| itv->osd_global_alpha_state = (fb->flags & V4L2_FBUF_FLAG_GLOBAL_ALPHA) != 0; |
| itv->osd_local_alpha_state = |
| (fb->flags & (V4L2_FBUF_FLAG_LOCAL_ALPHA|V4L2_FBUF_FLAG_LOCAL_INV_ALPHA)) != 0; |
| itv->osd_chroma_key_state = (fb->flags & V4L2_FBUF_FLAG_CHROMAKEY) != 0; |
| ivtv_set_osd_alpha(itv); |
| break; |
| } |
| |
| case VIDIOC_OVERLAY: { |
| int *on = arg; |
| |
| if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT_OVERLAY)) |
| return -EINVAL; |
| ivtv_vapi(itv, CX2341X_OSD_SET_STATE, 1, *on != 0); |
| break; |
| } |
| |
| case VIDIOC_LOG_STATUS: |
| { |
| int has_output = itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT; |
| struct v4l2_input vidin; |
| struct v4l2_audio audin; |
| int i; |
| |
| IVTV_INFO("================= START STATUS CARD #%d =================\n", itv->num); |
| IVTV_INFO("Version: %s Card: %s\n", IVTV_VERSION, itv->card_name); |
| if (itv->hw_flags & IVTV_HW_TVEEPROM) { |
| struct tveeprom tv; |
| |
| ivtv_read_eeprom(itv, &tv); |
| } |
| ivtv_call_i2c_clients(itv, VIDIOC_LOG_STATUS, NULL); |
| ivtv_get_input(itv, itv->active_input, &vidin); |
| ivtv_get_audio_input(itv, itv->audio_input, &audin); |
| IVTV_INFO("Video Input: %s\n", vidin.name); |
| IVTV_INFO("Audio Input: %s%s\n", audin.name, |
| (itv->dualwatch_stereo_mode & ~0x300) == 0x200 ? " (Bilingual)" : ""); |
| if (has_output) { |
| struct v4l2_output vidout; |
| struct v4l2_audioout audout; |
| int mode = itv->output_mode; |
| static const char * const output_modes[5] = { |
| "None", |
| "MPEG Streaming", |
| "YUV Streaming", |
| "YUV Frames", |
| "Passthrough", |
| }; |
| static const char * const audio_modes[5] = { |
| "Stereo", |
| "Left", |
| "Right", |
| "Mono", |
| "Swapped" |
| }; |
| static const char * const alpha_mode[4] = { |
| "None", |
| "Global", |
| "Local", |
| "Global and Local" |
| }; |
| static const char * const pixel_format[16] = { |
| "ARGB Indexed", |
| "RGB 5:6:5", |
| "ARGB 1:5:5:5", |
| "ARGB 1:4:4:4", |
| "ARGB 8:8:8:8", |
| "5", |
| "6", |
| "7", |
| "AYUV Indexed", |
| "YUV 5:6:5", |
| "AYUV 1:5:5:5", |
| "AYUV 1:4:4:4", |
| "AYUV 8:8:8:8", |
| "13", |
| "14", |
| "15", |
| }; |
| |
| ivtv_get_output(itv, itv->active_output, &vidout); |
| ivtv_get_audio_output(itv, 0, &audout); |
| IVTV_INFO("Video Output: %s\n", vidout.name); |
| IVTV_INFO("Audio Output: %s (Stereo/Bilingual: %s/%s)\n", audout.name, |
| audio_modes[itv->audio_stereo_mode], |
| audio_modes[itv->audio_bilingual_mode]); |
| if (mode < 0 || mode > OUT_PASSTHROUGH) |
| mode = OUT_NONE; |
| IVTV_INFO("Output Mode: %s\n", output_modes[mode]); |
| ivtv_vapi_result(itv, data, CX2341X_OSD_GET_STATE, 0); |
| data[0] |= (read_reg(0x2a00) >> 7) & 0x40; |
| IVTV_INFO("Overlay: %s, Alpha: %s, Pixel Format: %s\n", |
| data[0] & 1 ? "On" : "Off", |
| alpha_mode[(data[0] >> 1) & 0x3], |
| pixel_format[(data[0] >> 3) & 0xf]); |
| } |
| IVTV_INFO("Tuner: %s\n", |
| test_bit(IVTV_F_I_RADIO_USER, &itv->i_flags) ? "Radio" : "TV"); |
| cx2341x_log_status(&itv->params, itv->name); |
| IVTV_INFO("Status flags: 0x%08lx\n", itv->i_flags); |
| for (i = 0; i < IVTV_MAX_STREAMS; i++) { |
| struct ivtv_stream *s = &itv->streams[i]; |
| |
| if (s->v4l2dev == NULL || s->buffers == 0) |
| continue; |
| IVTV_INFO("Stream %s: status 0x%04lx, %d%% of %d KiB (%d buffers) in use\n", s->name, s->s_flags, |
| (s->buffers - s->q_free.buffers) * 100 / s->buffers, |
| (s->buffers * s->buf_size) / 1024, s->buffers); |
| } |
| IVTV_INFO("Read MPG/VBI: %lld/%lld bytes\n", (long long)itv->mpg_data_received, (long long)itv->vbi_data_inserted); |
| IVTV_INFO("================== END STATUS CARD #%d ==================\n", itv->num); |
| break; |
| } |
| |
| default: |
| return -EINVAL; |
| } |
| return 0; |
| } |
| |
| static int ivtv_decoder_ioctls(struct file *filp, unsigned int cmd, void *arg) |
| { |
| struct ivtv_open_id *id = (struct ivtv_open_id *)filp->private_data; |
| struct ivtv *itv = id->itv; |
| int nonblocking = filp->f_flags & O_NONBLOCK; |
| struct ivtv_stream *s = &itv->streams[id->type]; |
| |
| switch (cmd) { |
| case IVTV_IOC_DMA_FRAME: { |
| struct ivtv_dma_frame *args = arg; |
| |
| IVTV_DEBUG_IOCTL("IVTV_IOC_DMA_FRAME\n"); |
| if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) |
| return -EINVAL; |
| if (args->type != V4L2_BUF_TYPE_VIDEO_OUTPUT) |
| return -EINVAL; |
| if (itv->output_mode == OUT_UDMA_YUV && args->y_source == NULL) |
| return 0; |
| if (ivtv_claim_stream(id, id->type)) { |
| return -EBUSY; |
| } |
| if (ivtv_set_output_mode(itv, OUT_UDMA_YUV) != OUT_UDMA_YUV) { |
| ivtv_release_stream(s); |
| return -EBUSY; |
| } |
| /* Mark that this file handle started the UDMA_YUV mode */ |
| id->yuv_frames = 1; |
| if (args->y_source == NULL) |
| return 0; |
| return ivtv_yuv_prep_frame(itv, args); |
| } |
| |
| case VIDEO_GET_PTS: { |
| u32 data[CX2341X_MBOX_MAX_DATA]; |
| u64 *pts = arg; |
| |
| IVTV_DEBUG_IOCTL("VIDEO_GET_PTS\n"); |
| if (s->type < IVTV_DEC_STREAM_TYPE_MPG) { |
| *pts = s->dma_pts; |
| break; |
| } |
| if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) |
| return -EINVAL; |
| |
| if (test_bit(IVTV_F_I_VALID_DEC_TIMINGS, &itv->i_flags)) { |
| *pts = (u64) ((u64)itv->last_dec_timing[2] << 32) | |
| (u64)itv->last_dec_timing[1]; |
| break; |
| } |
| *pts = 0; |
| if (atomic_read(&itv->decoding)) { |
| if (ivtv_api(itv, CX2341X_DEC_GET_TIMING_INFO, 5, data)) { |
| IVTV_DEBUG_WARN("GET_TIMING: couldn't read clock\n"); |
| return -EIO; |
| } |
| memcpy(itv->last_dec_timing, data, sizeof(itv->last_dec_timing)); |
| set_bit(IVTV_F_I_VALID_DEC_TIMINGS, &itv->i_flags); |
| *pts = (u64) ((u64) data[2] << 32) | (u64) data[1]; |
| /*timing->scr = (u64) (((u64) data[4] << 32) | (u64) (data[3]));*/ |
| } |
| break; |
| } |
| |
| case VIDEO_GET_FRAME_COUNT: { |
| u32 data[CX2341X_MBOX_MAX_DATA]; |
| u64 *frame = arg; |
| |
| IVTV_DEBUG_IOCTL("VIDEO_GET_FRAME_COUNT\n"); |
| if (s->type < IVTV_DEC_STREAM_TYPE_MPG) { |
| *frame = 0; |
| break; |
| } |
| if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) |
| return -EINVAL; |
| |
| if (test_bit(IVTV_F_I_VALID_DEC_TIMINGS, &itv->i_flags)) { |
| *frame = itv->last_dec_timing[0]; |
| break; |
| } |
| *frame = 0; |
| if (atomic_read(&itv->decoding)) { |
| if (ivtv_api(itv, CX2341X_DEC_GET_TIMING_INFO, 5, data)) { |
| IVTV_DEBUG_WARN("GET_TIMING: couldn't read clock\n"); |
| return -EIO; |
| } |
| memcpy(itv->last_dec_timing, data, sizeof(itv->last_dec_timing)); |
| set_bit(IVTV_F_I_VALID_DEC_TIMINGS, &itv->i_flags); |
| *frame = data[0]; |
| } |
| break; |
| } |
| |
| case VIDEO_PLAY: { |
| struct video_command vc; |
| |
| IVTV_DEBUG_IOCTL("VIDEO_PLAY\n"); |
| memset(&vc, 0, sizeof(vc)); |
| vc.cmd = VIDEO_CMD_PLAY; |
| return ivtv_video_command(itv, id, &vc, 0); |
| } |
| |
| case VIDEO_STOP: { |
| struct video_command vc; |
| |
| IVTV_DEBUG_IOCTL("VIDEO_STOP\n"); |
| memset(&vc, 0, sizeof(vc)); |
| vc.cmd = VIDEO_CMD_STOP; |
| vc.flags = VIDEO_CMD_STOP_TO_BLACK | VIDEO_CMD_STOP_IMMEDIATELY; |
| return ivtv_video_command(itv, id, &vc, 0); |
| } |
| |
| case VIDEO_FREEZE: { |
| struct video_command vc; |
| |
| IVTV_DEBUG_IOCTL("VIDEO_FREEZE\n"); |
| memset(&vc, 0, sizeof(vc)); |
| vc.cmd = VIDEO_CMD_FREEZE; |
| return ivtv_video_command(itv, id, &vc, 0); |
| } |
| |
| case VIDEO_CONTINUE: { |
| struct video_command vc; |
| |
| IVTV_DEBUG_IOCTL("VIDEO_CONTINUE\n"); |
| memset(&vc, 0, sizeof(vc)); |
| vc.cmd = VIDEO_CMD_CONTINUE; |
| return ivtv_video_command(itv, id, &vc, 0); |
| } |
| |
| case VIDEO_COMMAND: |
| case VIDEO_TRY_COMMAND: { |
| struct video_command *vc = arg; |
| int try = (cmd == VIDEO_TRY_COMMAND); |
| |
| if (try) |
| IVTV_DEBUG_IOCTL("VIDEO_TRY_COMMAND %d\n", vc->cmd); |
| else |
| IVTV_DEBUG_IOCTL("VIDEO_COMMAND %d\n", vc->cmd); |
| return ivtv_video_command(itv, id, vc, try); |
| } |
| |
| case VIDEO_GET_EVENT: { |
| struct video_event *ev = arg; |
| DEFINE_WAIT(wait); |
| |
| IVTV_DEBUG_IOCTL("VIDEO_GET_EVENT\n"); |
| if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) |
| return -EINVAL; |
| memset(ev, 0, sizeof(*ev)); |
| set_bit(IVTV_F_I_EV_VSYNC_ENABLED, &itv->i_flags); |
| |
| while (1) { |
| if (test_and_clear_bit(IVTV_F_I_EV_DEC_STOPPED, &itv->i_flags)) |
| ev->type = VIDEO_EVENT_DECODER_STOPPED; |
| else if (test_and_clear_bit(IVTV_F_I_EV_VSYNC, &itv->i_flags)) { |
| ev->type = VIDEO_EVENT_VSYNC; |
| ev->u.vsync_field = test_bit(IVTV_F_I_EV_VSYNC_FIELD, &itv->i_flags) ? |
| VIDEO_VSYNC_FIELD_ODD : VIDEO_VSYNC_FIELD_EVEN; |
| if (itv->output_mode == OUT_UDMA_YUV && |
| (itv->yuv_info.lace_mode & IVTV_YUV_MODE_MASK) == |
| IVTV_YUV_MODE_PROGRESSIVE) { |
| ev->u.vsync_field = VIDEO_VSYNC_FIELD_PROGRESSIVE; |
| } |
| } |
| if (ev->type) |
| return 0; |
| if (nonblocking) |
| return -EAGAIN; |
| /* Wait for event. Note that serialize_lock is locked, |
| so to allow other processes to access the driver while |
| we are waiting unlock first and later lock again. */ |
| mutex_unlock(&itv->serialize_lock); |
| prepare_to_wait(&itv->event_waitq, &wait, TASK_INTERRUPTIBLE); |
| if ((itv->i_flags & (IVTV_F_I_EV_DEC_STOPPED|IVTV_F_I_EV_VSYNC)) == 0) |
| schedule(); |
| finish_wait(&itv->event_waitq, &wait); |
| mutex_lock(&itv->serialize_lock); |
| if (signal_pending(current)) { |
| /* return if a signal was received */ |
| IVTV_DEBUG_INFO("User stopped wait for event\n"); |
| return -EINTR; |
| } |
| } |
| break; |
| } |
| |
| default: |
| return -EINVAL; |
| } |
| return 0; |
| } |
| |
| static int ivtv_v4l2_do_ioctl(struct inode *inode, struct file *filp, |
| unsigned int cmd, void *arg) |
| { |
| struct ivtv_open_id *id = (struct ivtv_open_id *)filp->private_data; |
| struct ivtv *itv = id->itv; |
| int ret; |
| |
| /* check priority */ |
| switch (cmd) { |
| case VIDIOC_S_CTRL: |
| case VIDIOC_S_STD: |
| case VIDIOC_S_INPUT: |
| case VIDIOC_S_OUTPUT: |
| case VIDIOC_S_TUNER: |
| case VIDIOC_S_FREQUENCY: |
| case VIDIOC_S_FMT: |
| case VIDIOC_S_CROP: |
| case VIDIOC_S_AUDIO: |
| case VIDIOC_S_AUDOUT: |
| case VIDIOC_S_EXT_CTRLS: |
| case VIDIOC_S_FBUF: |
| case VIDIOC_OVERLAY: |
| ret = v4l2_prio_check(&itv->prio, &id->prio); |
| if (ret) |
| return ret; |
| } |
| |
| switch (cmd) { |
| case VIDIOC_DBG_G_REGISTER: |
| case VIDIOC_DBG_S_REGISTER: |
| case VIDIOC_G_CHIP_IDENT: |
| case VIDIOC_INT_S_AUDIO_ROUTING: |
| case VIDIOC_INT_RESET: |
| if (ivtv_debug & IVTV_DBGFLG_IOCTL) { |
| printk(KERN_INFO "ivtv%d ioctl: ", itv->num); |
| v4l_printk_ioctl(cmd); |
| } |
| return ivtv_debug_ioctls(filp, cmd, arg); |
| |
| case VIDIOC_G_PRIORITY: |
| case VIDIOC_S_PRIORITY: |
| case VIDIOC_QUERYCAP: |
| case VIDIOC_ENUMINPUT: |
| case VIDIOC_G_INPUT: |
| case VIDIOC_S_INPUT: |
| case VIDIOC_ENUMOUTPUT: |
| case VIDIOC_G_OUTPUT: |
| case VIDIOC_S_OUTPUT: |
| case VIDIOC_G_FMT: |
| case VIDIOC_S_FMT: |
| case VIDIOC_TRY_FMT: |
| case VIDIOC_ENUM_FMT: |
| case VIDIOC_CROPCAP: |
| case VIDIOC_G_CROP: |
| case VIDIOC_S_CROP: |
| case VIDIOC_G_FREQUENCY: |
| case VIDIOC_S_FREQUENCY: |
| case VIDIOC_ENUMSTD: |
| case VIDIOC_G_STD: |
| case VIDIOC_S_STD: |
| case VIDIOC_S_TUNER: |
| case VIDIOC_G_TUNER: |
| case VIDIOC_ENUMAUDIO: |
| case VIDIOC_S_AUDIO: |
| case VIDIOC_G_AUDIO: |
| case VIDIOC_ENUMAUDOUT: |
| case VIDIOC_S_AUDOUT: |
| case VIDIOC_G_AUDOUT: |
| case VIDIOC_G_SLICED_VBI_CAP: |
| case VIDIOC_LOG_STATUS: |
| case VIDIOC_G_ENC_INDEX: |
| case VIDIOC_ENCODER_CMD: |
| case VIDIOC_TRY_ENCODER_CMD: |
| case VIDIOC_G_FBUF: |
| case VIDIOC_S_FBUF: |
| case VIDIOC_OVERLAY: |
| if (ivtv_debug & IVTV_DBGFLG_IOCTL) { |
| printk(KERN_INFO "ivtv%d ioctl: ", itv->num); |
| v4l_printk_ioctl(cmd); |
| } |
| return ivtv_v4l2_ioctls(itv, filp, cmd, arg); |
| |
| case VIDIOC_QUERYMENU: |
| case VIDIOC_QUERYCTRL: |
| case VIDIOC_S_CTRL: |
| case VIDIOC_G_CTRL: |
| case VIDIOC_S_EXT_CTRLS: |
| case VIDIOC_G_EXT_CTRLS: |
| case VIDIOC_TRY_EXT_CTRLS: |
| if (ivtv_debug & IVTV_DBGFLG_IOCTL) { |
| printk(KERN_INFO "ivtv%d ioctl: ", itv->num); |
| v4l_printk_ioctl(cmd); |
| } |
| return ivtv_control_ioctls(itv, cmd, arg); |
| |
| case IVTV_IOC_DMA_FRAME: |
| case VIDEO_GET_PTS: |
| case VIDEO_GET_FRAME_COUNT: |
| case VIDEO_GET_EVENT: |
| case VIDEO_PLAY: |
| case VIDEO_STOP: |
| case VIDEO_FREEZE: |
| case VIDEO_CONTINUE: |
| case VIDEO_COMMAND: |
| case VIDEO_TRY_COMMAND: |
| return ivtv_decoder_ioctls(filp, cmd, arg); |
| |
| case 0x00005401: /* Handle isatty() calls */ |
| return -EINVAL; |
| default: |
| return v4l_compat_translate_ioctl(inode, filp, cmd, arg, |
| ivtv_v4l2_do_ioctl); |
| } |
| return 0; |
| } |
| |
| static int ivtv_serialized_ioctl(struct ivtv *itv, struct inode *inode, struct file *filp, |
| unsigned int cmd, unsigned long arg) |
| { |
| /* Filter dvb ioctls that cannot be handled by video_usercopy */ |
| switch (cmd) { |
| case VIDEO_SELECT_SOURCE: |
| IVTV_DEBUG_IOCTL("VIDEO_SELECT_SOURCE\n"); |
| if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) |
| return -EINVAL; |
| return ivtv_passthrough_mode(itv, arg == VIDEO_SOURCE_DEMUX); |
| |
| case AUDIO_SET_MUTE: |
| IVTV_DEBUG_IOCTL("AUDIO_SET_MUTE\n"); |
| itv->speed_mute_audio = arg; |
| return 0; |
| |
| case AUDIO_CHANNEL_SELECT: |
| IVTV_DEBUG_IOCTL("AUDIO_CHANNEL_SELECT\n"); |
| if (arg > AUDIO_STEREO_SWAPPED) |
| return -EINVAL; |
| itv->audio_stereo_mode = arg; |
| ivtv_vapi(itv, CX2341X_DEC_SET_AUDIO_MODE, 2, itv->audio_bilingual_mode, itv->audio_stereo_mode); |
| return 0; |
| |
| case AUDIO_BILINGUAL_CHANNEL_SELECT: |
| IVTV_DEBUG_IOCTL("AUDIO_BILINGUAL_CHANNEL_SELECT\n"); |
| if (arg > AUDIO_STEREO_SWAPPED) |
| return -EINVAL; |
| itv->audio_bilingual_mode = arg; |
| ivtv_vapi(itv, CX2341X_DEC_SET_AUDIO_MODE, 2, itv->audio_bilingual_mode, itv->audio_stereo_mode); |
| return 0; |
| |
| default: |
| break; |
| } |
| return video_usercopy(inode, filp, cmd, arg, ivtv_v4l2_do_ioctl); |
| } |
| |
| int ivtv_v4l2_ioctl(struct inode *inode, struct file *filp, unsigned int cmd, |
| unsigned long arg) |
| { |
| struct ivtv_open_id *id = (struct ivtv_open_id *)filp->private_data; |
| struct ivtv *itv = id->itv; |
| int res; |
| |
| mutex_lock(&itv->serialize_lock); |
| res = ivtv_serialized_ioctl(itv, inode, filp, cmd, arg); |
| mutex_unlock(&itv->serialize_lock); |
| return res; |
| } |