diff options
Diffstat (limited to 'drivers/media/video/saa717x.c')
| -rw-r--r-- | drivers/media/video/saa717x.c | 610 |
1 files changed, 313 insertions, 297 deletions
diff --git a/drivers/media/video/saa717x.c b/drivers/media/video/saa717x.c index af60ede..9befca6 100644 --- a/drivers/media/video/saa717x.c +++ b/drivers/media/video/saa717x.c @@ -37,7 +37,7 @@ #include <linux/videodev2.h> #include <linux/i2c.h> -#include <media/v4l2-common.h> +#include <media/v4l2-device.h> #include <media/v4l2-i2c-drv.h> MODULE_DESCRIPTION("Philips SAA717x audio/video decoder driver"); @@ -54,6 +54,7 @@ MODULE_PARM_DESC(debug, "Debug level (0-1)"); */ struct saa717x_state { + struct v4l2_subdev sd; v4l2_std_id std; int input; int enable; @@ -75,6 +76,11 @@ struct saa717x_state { int audio_input; }; +static inline struct saa717x_state *to_state(struct v4l2_subdev *sd) +{ + return container_of(sd, struct saa717x_state, sd); +} + /* ----------------------------------------------------------------------- */ /* for audio mode */ @@ -88,8 +94,9 @@ struct saa717x_state { /* ----------------------------------------------------------------------- */ -static int saa717x_write(struct i2c_client *client, u32 reg, u32 value) +static int saa717x_write(struct v4l2_subdev *sd, u32 reg, u32 value) { + struct i2c_client *client = v4l2_get_subdevdata(sd); struct i2c_adapter *adap = client->adapter; int fw_addr = reg == 0x454 || (reg >= 0x464 && reg <= 0x478) || reg == 0x480 || reg == 0x488; unsigned char mm1[6]; @@ -109,20 +116,21 @@ static int saa717x_write(struct i2c_client *client, u32 reg, u32 value) } msg.len = fw_addr ? 5 : 3; /* Long Registers have *only* three bytes! */ msg.buf = mm1; - v4l_dbg(2, debug, client, "wrote: reg 0x%03x=%08x\n", reg, value); + v4l2_dbg(2, debug, sd, "wrote: reg 0x%03x=%08x\n", reg, value); return i2c_transfer(adap, &msg, 1) == 1; } -static void saa717x_write_regs(struct i2c_client *client, u32 *data) +static void saa717x_write_regs(struct v4l2_subdev *sd, u32 *data) { while (data[0] || data[1]) { - saa717x_write(client, data[0], data[1]); + saa717x_write(sd, data[0], data[1]); data += 2; } } -static u32 saa717x_read(struct i2c_client *client, u32 reg) +static u32 saa717x_read(struct v4l2_subdev *sd, u32 reg) { + struct i2c_client *client = v4l2_get_subdevdata(sd); struct i2c_adapter *adap = client->adapter; int fw_addr = (reg >= 0x404 && reg <= 0x4b8) || reg == 0x528; unsigned char mm1[2]; @@ -146,7 +154,7 @@ static u32 saa717x_read(struct i2c_client *client, u32 reg) else value = mm2[0] & 0xff; - v4l_dbg(2, debug, client, "read: reg 0x%03x=0x%08x\n", reg, value); + v4l2_dbg(2, debug, sd, "read: reg 0x%03x=0x%08x\n", reg, value); return value; } @@ -680,7 +688,7 @@ static u32 reg_set_audio_template[4][2] = /* Get detected audio flags (from saa7134 driver) */ -static void get_inf_dev_status(struct i2c_client *client, +static void get_inf_dev_status(struct v4l2_subdev *sd, int *dual_flag, int *stereo_flag) { u32 reg_data3; @@ -719,13 +727,13 @@ static void get_inf_dev_status(struct i2c_client *client, /* (demdec status: 0x528) */ /* read current status */ - reg_data3 = saa717x_read(client, 0x0528); + reg_data3 = saa717x_read(sd, 0x0528); - v4l_dbg(1, debug, client, "tvaudio thread status: 0x%x [%s%s%s]\n", + v4l2_dbg(1, debug, sd, "tvaudio thread status: 0x%x [%s%s%s]\n", reg_data3, stdres[reg_data3 & 0x1f], (reg_data3 & 0x000020) ? ",stereo" : "", (reg_data3 & 0x000040) ? ",dual" : ""); - v4l_dbg(1, debug, client, "detailed status: " + v4l2_dbg(1, debug, sd, "detailed status: " "%s#%s#%s#%s#%s#%s#%s#%s#%s#%s#%s#%s#%s#%s\n", (reg_data3 & 0x000080) ? " A2/EIAJ pilot tone " : "", (reg_data3 & 0x000100) ? " A2/EIAJ dual " : "", @@ -746,51 +754,51 @@ static void get_inf_dev_status(struct i2c_client *client, (reg_data3 & 0x100000) ? " init done " : ""); if (reg_data3 & 0x000220) { - v4l_dbg(1, debug, client, "ST!!!\n"); + v4l2_dbg(1, debug, sd, "ST!!!\n"); *stereo_flag = 1; } if (reg_data3 & 0x000140) { - v4l_dbg(1, debug, client, "DUAL!!!\n"); + v4l2_dbg(1, debug, sd, "DUAL!!!\n"); *dual_flag = 1; } } /* regs write to set audio mode */ -static void set_audio_mode(struct i2c_client *client, int audio_mode) +static void set_audio_mode(struct v4l2_subdev *sd, int audio_mode) { - v4l_dbg(1, debug, client, "writing registers to set audio mode by set %d\n", + v4l2_dbg(1, debug, sd, "writing registers to set audio mode by set %d\n", audio_mode); - saa717x_write(client, 0x46c, reg_set_audio_template[audio_mode][0]); - saa717x_write(client, 0x470, reg_set_audio_template[audio_mode][1]); + saa717x_write(sd, 0x46c, reg_set_audio_template[audio_mode][0]); + saa717x_write(sd, 0x470, reg_set_audio_template[audio_mode][1]); } /* write regs to video output level (bright,contrast,hue,sat) */ -static void set_video_output_level_regs(struct i2c_client *client, +static void set_video_output_level_regs(struct v4l2_subdev *sd, struct saa717x_state *decoder) { /* brightness ffh (bright) - 80h (ITU level) - 00h (dark) */ - saa717x_write(client, 0x10a, decoder->bright); + saa717x_write(sd, 0x10a, decoder->bright); /* contrast 7fh (max: 1.984) - 44h (ITU) - 40h (1.0) - 0h (luminance off) 40: i2c dump c0h (-1.0 inverse chrominance) 80h (-2.0 inverse chrominance) */ - saa717x_write(client, 0x10b, decoder->contrast); + saa717x_write(sd, 0x10b, decoder->contrast); /* saturation? 7fh(max)-40h(ITU)-0h(color off) c0h (-1.0 inverse chrominance) 80h (-2.0 inverse chrominance) */ - saa717x_write(client, 0x10c, decoder->sat); + saa717x_write(sd, 0x10c, decoder->sat); /* color hue (phase) control 7fh (+178.6) - 0h (0 normal) - 80h (-180.0) */ - saa717x_write(client, 0x10d, decoder->hue); + saa717x_write(sd, 0x10d, decoder->hue); } /* write regs to set audio volume, bass and treble */ -static int set_audio_regs(struct i2c_client *client, +static int set_audio_regs(struct v4l2_subdev *sd, struct saa717x_state *decoder) { u8 mute = 0xac; /* -84 dB */ @@ -798,8 +806,8 @@ static int set_audio_regs(struct i2c_client *client, unsigned int work_l, work_r; /* set SIF analog I/O select */ - saa717x_write(client, 0x0594, decoder->audio_input); - v4l_dbg(1, debug, client, "set audio input %d\n", + saa717x_write(sd, 0x0594, decoder->audio_input); + v4l2_dbg(1, debug, sd, "set audio input %d\n", decoder->audio_input); /* normalize ( 65535 to 0 -> 24 to -40 (not -84)) */ @@ -819,17 +827,17 @@ static int set_audio_regs(struct i2c_client *client, ((u8)decoder->audio_main_vol_r << 8); } - saa717x_write(client, 0x480, val); + saa717x_write(sd, 0x480, val); /* bass and treble; go to another function */ /* set bass and treble */ val = decoder->audio_main_bass | (decoder->audio_main_treble << 8); - saa717x_write(client, 0x488, val); + saa717x_write(sd, 0x488, val); return 0; } /********** scaling staff ***********/ -static void set_h_prescale(struct i2c_client *client, +static void set_h_prescale(struct v4l2_subdev *sd, int task, int prescale) { static const struct { @@ -862,107 +870,101 @@ static void set_h_prescale(struct i2c_client *client, return; /* horizonal prescaling */ - saa717x_write(client, 0x60 + task_shift, vals[i].xpsc); + saa717x_write(sd, 0x60 + task_shift, vals[i].xpsc); /* accumulation length */ - saa717x_write(client, 0x61 + task_shift, vals[i].xacl); + saa717x_write(sd, 0x61 + task_shift, vals[i].xacl); /* level control */ - saa717x_write(client, 0x62 + task_shift, + saa717x_write(sd, 0x62 + task_shift, (vals[i].xc2_1 << 3) | vals[i].xdcg); /*FIR prefilter control */ - saa717x_write(client, 0x63 + task_shift, + saa717x_write(sd, 0x63 + task_shift, (vals[i].vpfy << 2) | vals[i].vpfy); } /********** scaling staff ***********/ -static void set_v_scale(struct i2c_client *client, int task, int yscale) +static void set_v_scale(struct v4l2_subdev *sd, int task, int yscale) { int task_shift; task_shift = task * 0x40; /* Vertical scaling ratio (LOW) */ - saa717x_write(client, 0x70 + task_shift, yscale & 0xff); + saa717x_write(sd, 0x70 + task_shift, yscale & 0xff); /* Vertical scaling ratio (HI) */ - saa717x_write(client, 0x71 + task_shift, yscale >> 8); -} - -static int saa717x_set_audio_clock_freq(struct i2c_client *client, u32 freq) -{ - /* not yet implament, so saa717x_cfg_??hz_??_audio is not defined. */ - return 0; + saa717x_write(sd, 0x71 + task_shift, yscale >> 8); } -static int saa717x_set_v4lctrl(struct i2c_client *client, struct v4l2_control *ctrl) +static int saa717x_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) { - struct saa717x_state *state = i2c_get_clientdata(client); + struct saa717x_state *state = to_state(sd); switch (ctrl->id) { case V4L2_CID_BRIGHTNESS: if (ctrl->value < 0 || ctrl->value > 255) { - v4l_err(client, "invalid brightness setting %d\n", ctrl->value); + v4l2_err(sd, "invalid brightness setting %d\n", ctrl->value); return -ERANGE; } state->bright = ctrl->value; - v4l_dbg(1, debug, client, "bright:%d\n", state->bright); - saa717x_write(client, 0x10a, state->bright); + v4l2_dbg(1, debug, sd, "bright:%d\n", state->bright); + saa717x_write(sd, 0x10a, state->bright); break; case V4L2_CID_CONTRAST: if (ctrl->value < 0 || ctrl->value > 127) { - v4l_err(client, "invalid contrast setting %d\n", ctrl->value); + v4l2_err(sd, "invalid contrast setting %d\n", ctrl->value); return -ERANGE; } state->contrast = ctrl->value; - v4l_dbg(1, debug, client, "contrast:%d\n", state->contrast); - saa717x_write(client, 0x10b, state->contrast); + v4l2_dbg(1, debug, sd, "contrast:%d\n", state->contrast); + saa717x_write(sd, 0x10b, state->contrast); break; case V4L2_CID_SATURATION: if (ctrl->value < 0 || ctrl->value > 127) { - v4l_err(client, "invalid saturation setting %d\n", ctrl->value); + v4l2_err(sd, "invalid saturation setting %d\n", ctrl->value); return -ERANGE; } state->sat = ctrl->value; - v4l_dbg(1, debug, client, "sat:%d\n", state->sat); - saa717x_write(client, 0x10c, state->sat); + v4l2_dbg(1, debug, sd, "sat:%d\n", state->sat); + saa717x_write(sd, 0x10c, state->sat); break; case V4L2_CID_HUE: if (ctrl->value < -127 || ctrl->value > 127) { - v4l_err(client, "invalid hue setting %d\n", ctrl->value); + v4l2_err(sd, "invalid hue setting %d\n", ctrl->value); return -ERANGE; } state->hue = ctrl->value; - v4l_dbg(1, debug, client, "hue:%d\n", state->hue); - saa717x_write(client, 0x10d, state->hue); + v4l2_dbg(1, debug, sd, "hue:%d\n", state->hue); + saa717x_write(sd, 0x10d, state->hue); break; case V4L2_CID_AUDIO_MUTE: state->audio_main_mute = ctrl->value; - set_audio_regs(client, state); + set_audio_regs(sd, state); break; case V4L2_CID_AUDIO_VOLUME: state->audio_main_volume = ctrl->value; - set_audio_regs(client, state); + set_audio_regs(sd, state); break; case V4L2_CID_AUDIO_BALANCE: state->audio_main_balance = ctrl->value; - set_audio_regs(client, state); + set_audio_regs(sd, state); break; case V4L2_CID_AUDIO_TREBLE: state->audio_main_treble = ctrl->value; - set_audio_regs(client, state); + set_audio_regs(sd, state); break; case V4L2_CID_AUDIO_BASS: state->audio_main_bass = ctrl->value; - set_audio_regs(client, state); + set_audio_regs(sd, state); break; default: @@ -972,9 +974,9 @@ static int saa717x_set_v4lctrl(struct i2c_client *client, struct v4l2_control *c return 0; } -static int saa717x_get_v4lctrl(struct i2c_client *client, struct v4l2_control *ctrl) +static int saa717x_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) { - struct saa717x_state *state = i2c_get_clientdata(client); + struct saa717x_state *state = to_state(sd); switch (ctrl->id) { case V4L2_CID_BRIGHTNESS: @@ -1103,13 +1105,15 @@ static struct v4l2_queryctrl saa717x_qctrl[] = { }, }; -static int saa717x_set_video_input(struct i2c_client *client, struct saa717x_state *decoder, int inp) +static int saa717x_s_video_routing(struct v4l2_subdev *sd, const struct v4l2_routing *route) { + struct saa717x_state *decoder = to_state(sd); + int inp = route->input; int is_tuner = inp & 0x80; /* tuner input flag */ inp &= 0x7f; - v4l_dbg(1, debug, client, "decoder set input (%d)\n", inp); + v4l2_dbg(1, debug, sd, "decoder set input (%d)\n", inp); /* inputs from 0-9 are available*/ /* saa717x have mode0-mode9 but mode5 is reserved. */ if (inp < 0 || inp > 9 || inp == 5) @@ -1119,222 +1123,197 @@ static int saa717x_set_video_input(struct i2c_client *client, struct saa717x_sta int input_line = inp; decoder->input = input_line; - v4l_dbg(1, debug, client, "now setting %s input %d\n", + v4l2_dbg(1, debug, sd, "now setting %s input %d\n", input_line >= 6 ? "S-Video" : "Composite", input_line); /* select mode */ - saa717x_write(client, 0x102, - (saa717x_read(client, 0x102) & 0xf0) | + saa717x_write(sd, 0x102, + (saa717x_read(sd, 0x102) & 0xf0) | input_line); /* bypass chrominance trap for modes 6..9 */ - saa717x_write(client, 0x109, - (saa717x_read(client, 0x109) & 0x7f) | + saa717x_write(sd, 0x109, + (saa717x_read(sd, 0x109) & 0x7f) | (input_line < 6 ? 0x0 : 0x80)); /* change audio_mode */ if (is_tuner) { /* tuner */ - set_audio_mode(client, decoder->tuner_audio_mode); + set_audio_mode(sd, decoder->tuner_audio_mode); } else { /* Force to STEREO mode if Composite or * S-Video were chosen */ - set_audio_mode(client, TUNER_AUDIO_STEREO); + set_audio_mode(sd, TUNER_AUDIO_STEREO); } /* change initialize procedure (Composite/S-Video) */ if (is_tuner) - saa717x_write_regs(client, reg_init_tuner_input); + saa717x_write_regs(sd, reg_init_tuner_input); else if (input_line >= 6) - saa717x_write_regs(client, reg_init_svideo_input); + saa717x_write_regs(sd, reg_init_svideo_input); else - saa717x_write_regs(client, reg_init_composite_input); + saa717x_write_regs(sd, reg_init_composite_input); } return 0; } -static int saa717x_command(struct i2c_client *client, unsigned cmd, void *arg) +static int saa717x_queryctrl(struct v4l2_subdev *sd, struct v4l2_queryctrl *qc) { - struct saa717x_state *decoder = i2c_get_clientdata(client); - - v4l_dbg(1, debug, client, "IOCTL: %08x\n", cmd); + int i; - switch (cmd) { - case VIDIOC_INT_AUDIO_CLOCK_FREQ: - return saa717x_set_audio_clock_freq(client, *(u32 *)arg); + for (i = 0; i < ARRAY_SIZE(saa717x_qctrl); i++) + if (qc->id && qc->id == saa717x_qctrl[i].id) { + memcpy(qc, &saa717x_qctrl[i], sizeof(*qc)); + return 0; + } + return -EINVAL; +} - case VIDIOC_G_CTRL: - return saa717x_get_v4lctrl(client, (struct v4l2_control *)arg); +#ifdef CONFIG_VIDEO_ADV_DEBUG +static int saa717x_g_register(struct v4l2_subdev *sd, struct v4l2_register *reg) +{ + struct i2c_client *client = v4l2_get_subdevdata(sd); - case VIDIOC_S_CTRL: - return saa717x_set_v4lctrl(client, (struct v4l2_control *)arg); + if (!v4l2_chip_match_i2c_client(client, reg->match_type, reg->match_chip)) + return -EINVAL; + if (!capable(CAP_SYS_ADMIN)) + return -EPERM; + reg->val = saa717x_read(sd, reg->reg); + return 0; +} - case VIDIOC_QUERYCTRL: { - struct v4l2_queryctrl *qc = arg; - int i; +static int saa717x_s_register(struct v4l2_subdev *sd, struct v4l2_register *reg) +{ + struct i2c_client *client = v4l2_get_subdevdata(sd); + u16 addr = reg->reg & 0xffff; + u8 val = reg->val & 0xff; - for (i = 0; i < ARRAY_SIZE(saa717x_qctrl); i++) - if (qc->id && qc->id == saa717x_qctrl[i].id) { - memcpy(qc, &saa717x_qctrl[i], sizeof(*qc)); - return 0; - } + if (!v4l2_chip_match_i2c_client(client, reg->match_type, reg->match_chip)) return -EINVAL; - } - -#ifdef CONFIG_VIDEO_ADV_DEBUG - case VIDIOC_DBG_G_REGISTER: { - struct v4l2_register *reg = arg; - - if (!v4l2_chip_match_i2c_client(client, reg->match_type, reg->match_chip)) - return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; - reg->val = saa717x_read(client, reg->reg); - break; - } + if (!capable(CAP_SYS_ADMIN)) + return -EPERM; + saa717x_write(sd, addr, val); + return 0; +} +#endif - case VIDIOC_DBG_S_REGISTER: { - struct v4l2_register *reg = arg; - u16 addr = reg->reg & 0xffff; - u8 val = reg->val & 0xff; +static int saa717x_s_fmt(struct v4l2_subdev *sd, struct v4l2_format *fmt) +{ + struct v4l2_pix_format *pix; + int prescale, h_scale, v_scale; - if (!v4l2_chip_match_i2c_client(client, reg->match_type, reg->match_chip)) - return -EINVAL; - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; - saa717x_write(client, addr, val); - break; - } -#endif + pix = &fmt->fmt.pix; + v4l2_dbg(1, debug, sd, "decoder set size\n"); - case VIDIOC_S_FMT: { - struct v4l2_format *fmt = (struct v4l2_format *)arg; - struct v4l2_pix_format *pix; - int prescale, h_scale, v_scale; - - pix = &fmt->fmt.pix; - v4l_dbg(1, debug, client, "decoder set size\n"); - - /* FIXME need better bounds checking here */ - if (pix->width < 1 || pix->width > 1440) - return -EINVAL; - if (pix->height < 1 || pix->height > 960) - return -EINVAL; - - /* scaling setting */ - /* NTSC and interlace only */ - prescale = SAA717X_NTSC_WIDTH / pix->width; - if (prescale == 0) - prescale = 1; - h_scale = 1024 * SAA717X_NTSC_WIDTH / prescale / pix->width; - /* interlace */ - v_scale = 512 * 2 * SAA717X_NTSC_HEIGHT / pix->height; - - /* Horizontal prescaling etc */ - set_h_prescale(client, 0, prescale); - set_h_prescale(client, 1, prescale); - - /* Horizontal scaling increment */ - /* TASK A */ - saa717x_write(client, 0x6C, (u8)(h_scale & 0xFF)); - saa717x_write(client, 0x6D, (u8)((h_scale >> 8) & 0xFF)); - /* TASK B */ - saa717x_write(client, 0xAC, (u8)(h_scale & 0xFF)); - saa717x_write(client, 0xAD, (u8)((h_scale >> 8) & 0xFF)); - - /* Vertical prescaling etc */ - set_v_scale(client, 0, v_scale); - set_v_scale(client, 1, v_scale); - - /* set video output size */ - /* video number of pixels at output */ - /* TASK A */ - saa717x_write(client, 0x5C, (u8)(pix->width & 0xFF)); - saa717x_write(client, 0x5D, (u8)((pix->width >> 8) & 0xFF)); - /* TASK B */ - saa717x_write(client, 0x9C, (u8)(pix->width & 0xFF)); - saa717x_write(client, 0x9D, (u8)((pix->width >> 8) & 0xFF)); - - /* video number of lines at output */ - /* TASK A */ - saa717x_write(client, 0x5E, (u8)(pix->height & 0xFF)); - saa717x_write(client, 0x5F, (u8)((pix->height >> 8) & 0xFF)); - /* TASK B */ - saa717x_write(client, 0x9E, (u8)(pix->height & 0xFF)); - saa717x_write(client, 0x9F, (u8)((pix->height >> 8) & 0xFF)); - break; - } + /* FIXME need better bounds checking here */ + if (pix->width < 1 || pix->width > 1440) + return -EINVAL; + if (pix->height < 1 || pix->height > 960) + return -EINVAL; - case AUDC_SET_RADIO: - decoder->radio = 1; - break; + /* scaling setting */ + /* NTSC and interlace only */ + prescale = SAA717X_NTSC_WIDTH / pix->width; + if (prescale == 0) + prescale = 1; + h_scale = 1024 * SAA717X_NTSC_WIDTH / prescale / pix->width; + /* interlace */ + v_scale = 512 * 2 * SAA717X_NTSC_HEIGHT / pix->height; + + /* Horizontal prescaling etc */ + set_h_prescale(sd, 0, prescale); + set_h_prescale(sd, 1, prescale); + + /* Horizontal scaling increment */ + /* TASK A */ + saa717x_write(sd, 0x6C, (u8)(h_scale & 0xFF)); + saa717x_write(sd, 0x6D, (u8)((h_scale >> 8) & 0xFF)); + /* TASK B */ + saa717x_write(sd, 0xAC, (u8)(h_scale & 0xFF)); + saa717x_write(sd, 0xAD, (u8)((h_scale >> 8) & 0xFF)); + + /* Vertical prescaling etc */ + set_v_scale(sd, 0, v_scale); + set_v_scale(sd, 1, v_scale); + + /* set video output size */ + /* video number of pixels at output */ + /* TASK A */ + saa717x_write(sd, 0x5C, (u8)(pix->width & 0xFF)); + saa717x_write(sd, 0x5D, (u8)((pix->width >> 8) & 0xFF)); + /* TASK B */ + saa717x_write(sd, 0x9C, (u8)(pix->width & 0xFF)); + saa717x_write(sd, 0x9D, (u8)((pix->width >> 8) & 0xFF)); + + /* video number of lines at output */ + /* TASK A */ + saa717x_write(sd, 0x5E, (u8)(pix->height & 0xFF)); + saa717x_write(sd, 0x5F, (u8)((pix->height >> 8) & 0xFF)); + /* TASK B */ + saa717x_write(sd, 0x9E, (u8)(pix->height & 0xFF)); + saa717x_write(sd, 0x9F, (u8)((pix->height >> 8) & 0xFF)); + return 0; +} - case VIDIOC_S_STD: { - v4l2_std_id std = *(v4l2_std_id *) arg; +static int saa717x_s_radio(struct v4l2_subdev *sd) +{ + struct saa717x_state *decoder = to_state(sd); - v4l_dbg(1, debug, client, "decoder set norm "); - v4l_dbg(1, debug, client, "(not yet implementd)\n"); + decoder->radio = 1; + return 0; +} - decoder->radio = 0; - decoder->std = std; - break; - } +static int saa717x_s_std(struct v4l2_subdev *sd, v4l2_std_id std) +{ + struct saa717x_state *decoder = to_state(sd); - case VIDIOC_INT_G_AUDIO_ROUTING: { - struct v4l2_routing *route = arg; + v4l2_dbg(1, debug, sd, "decoder set norm "); + v4l2_dbg(1, debug, sd, "(not yet implementd)\n"); - route->input = decoder->audio_input; - route->output = 0; - break; - } + decoder->radio = 0; + decoder->std = std; + return 0; +} - case VIDIOC_INT_S_AUDIO_ROUTING: { - struct v4l2_routing *route = arg; +static int saa717x_s_audio_routing(struct v4l2_subdev *sd, const struct v4l2_routing *route) +{ + struct saa717x_state *decoder = to_state(sd); - if (route->input < 3) { /* FIXME! --tadachi */ - decoder->audio_input = route->input; - v4l_dbg(1, debug, client, + if (route->input < 3) { /* FIXME! --tadachi */ + decoder->audio_input = route->input; + v4l2_dbg(1, debug, sd, "set decoder audio input to %d\n", decoder->audio_input); - set_audio_regs(client, decoder); - break; - } - return -ERANGE; - } - - case VIDIOC_INT_S_VIDEO_ROUTING: { - struct v4l2_routing *route = arg; - int inp = route->input; - - return saa717x_set_video_input(client, decoder, inp); + set_audio_regs(sd, decoder); + return 0; } + return -ERANGE; +} - case VIDIOC_STREAMON: { - v4l_dbg(1, debug, client, "decoder enable output\n"); - decoder->enable = 1; - saa717x_write(client, 0x193, 0xa6); - break; - } +static int saa717x_s_stream(struct v4l2_subdev *sd, int enable) +{ + struct saa717x_state *decoder = to_state(sd); - case VIDIOC_STREAMOFF: { - v4l_dbg(1, debug, client, "decoder disable output\n"); - decoder->enable = 0; - saa717x_write(client, 0x193, 0x26); /* right? FIXME!--tadachi */ - break; - } + v4l2_dbg(1, debug, sd, "decoder %s output\n", + enable ? "enable" : "disable"); + decoder->enable = enable; + saa717x_write(sd, 0x193, enable ? 0xa6 : 0x26); + return 0; +} - /* change audio mode */ - case VIDIOC_S_TUNER: { - struct v4l2_tuner *vt = (struct v4l2_tuner *)arg; - int audio_mode; - char *mes[4] = { - "MONO", "STEREO", "LANG1", "LANG2/SAP" - }; +/* change audio mode */ +static int saa717x_s_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt) +{ + struct saa717x_state *decoder = to_state(sd); + int audio_mode; + char *mes[4] = { + "MONO", "STEREO", "LANG1", "LANG2/SAP" + }; - audio_mode = V4L2_TUNER_MODE_STEREO; + audio_mode = V4L2_TUNER_MODE_STEREO; - switch (vt->audmode) { + switch (vt->audmode) { case V4L2_TUNER_MODE_MONO: audio_mode = TUNER_AUDIO_MONO; break; @@ -1347,70 +1326,101 @@ static int saa717x_command(struct i2c_client *client, unsigned cmd, void *arg) case V4L2_TUNER_MODE_LANG1: audio_mode = TUNER_AUDIO_LANG1; break; - } - - v4l_dbg(1, debug, client, "change audio mode to %s\n", - mes[audio_mode]); - decoder->tuner_audio_mode = audio_mode; - /* The registers are not changed here. */ - /* See DECODER_ENABLE_OUTPUT section. */ - set_audio_mode(client, decoder->tuner_audio_mode); - break; } - case VIDIOC_G_TUNER: { - struct v4l2_tuner *vt = (struct v4l2_tuner *)arg; - int dual_f, stereo_f; + v4l2_dbg(1, debug, sd, "change audio mode to %s\n", + mes[audio_mode]); + decoder->tuner_audio_mode = audio_mode; + /* The registers are not changed here. */ + /* See DECODER_ENABLE_OUTPUT section. */ + set_audio_mode(sd, decoder->tuner_audio_mode); + return 0; +} - if (decoder->radio) - break; - get_inf_dev_status(client, &dual_f, &stereo_f); +static int saa717x_g_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt) +{ + struct saa717x_state *decoder = to_state(sd); + int dual_f, stereo_f; - v4l_dbg(1, debug, client, "DETECT==st:%d dual:%d\n", - stereo_f, dual_f); + if (decoder->radio) + return 0; + get_inf_dev_status(sd, &dual_f, &stereo_f); - /* mono */ - if ((dual_f == 0) && (stereo_f == 0)) { - vt->rxsubchans = V4L2_TUNER_SUB_MONO; - v4l_dbg(1, debug, client, "DETECT==MONO\n"); - } + v4l2_dbg(1, debug, sd, "DETECT==st:%d dual:%d\n", + stereo_f, dual_f); - /* stereo */ - if (stereo_f == 1) { - if (vt->audmode == V4L2_TUNER_MODE_STEREO || - vt->audmode == V4L2_TUNER_MODE_LANG1) { - vt->rxsubchans = V4L2_TUNER_SUB_STEREO; - v4l_dbg(1, debug, client, "DETECT==ST(ST)\n"); - } else { - vt->rxsubchans = V4L2_TUNER_SUB_MONO; - v4l_dbg(1, debug, client, "DETECT==ST(MONO)\n"); - } - } + /* mono */ + if ((dual_f == 0) && (stereo_f == 0)) { + vt->rxsubchans = V4L2_TUNER_SUB_MONO; + v4l2_dbg(1, debug, sd, "DETECT==MONO\n"); + } - /* dual */ - if (dual_f == 1) { - if (vt->audmode == V4L2_TUNER_MODE_LANG2) { - vt->rxsubchans = V4L2_TUNER_SUB_LANG2 | V4L2_TUNER_SUB_MONO; - v4l_dbg(1, debug, client, "DETECT==DUAL1\n"); - } else { - vt->rxsubchans = V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_MONO; - v4l_dbg(1, debug, client, "DETECT==DUAL2\n"); - } + /* stereo */ + if (stereo_f == 1) { + if (vt->audmode == V4L2_TUNER_MODE_STEREO || + vt->audmode == V4L2_TUNER_MODE_LANG1) { + vt->rxsubchans = V4L2_TUNER_SUB_STEREO; + v4l2_dbg(1, debug, sd, "DETECT==ST(ST)\n"); + } else { + vt->rxsubchans = V4L2_TUNER_SUB_MONO; + v4l2_dbg(1, debug, sd, "DETECT==ST(MONO)\n"); } - break; } - case VIDIOC_LOG_STATUS: - /* not yet implemented */ - break; - - default: - return -EINVAL; + /* dual */ + if (dual_f == 1) { + if (vt->audmode == V4L2_TUNER_MODE_LANG2) { + vt->rxsubchans = V4L2_TUNER_SUB_LANG2 | V4L2_TUNER_SUB_MONO; + v4l2_dbg(1, debug, sd, "DETECT==DUAL1\n"); + } else { + vt->rxsubchans = V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_MONO; + v4l2_dbg(1, debug, sd, "DETECT==DUAL2\n"); + } } - return 0; } +static int saa717x_command(struct i2c_client *client, unsigned cmd, void *arg) +{ + return v4l2_subdev_command(i2c_get_clientdata(client), cmd, arg); +} + +/* ----------------------------------------------------------------------- */ + +static const struct v4l2_subdev_core_ops saa717x_core_ops = { +#ifdef CONFIG_VIDEO_ADV_DEBUG + .g_register = saa717x_g_register, + .s_register = saa717x_s_register, +#endif + .queryctrl = saa717x_queryctrl, + .g_ctrl = saa717x_g_ctrl, + .s_ctrl = saa717x_s_ctrl, +}; + +static const struct v4l2_subdev_tuner_ops saa717x_tuner_ops = { + .g_tuner = saa717x_g_tuner, + .s_tuner = saa717x_s_tuner, + .s_std = saa717x_s_std, + .s_radio = saa717x_s_radio, +}; + +static const struct v4l2_subdev_video_ops saa717x_video_ops = { + .s_routing = saa717x_s_video_routing, + .s_fmt = saa717x_s_fmt, + .s_stream = saa717x_s_stream, +}; + +static const struct v4l2_subdev_audio_ops saa717x_audio_ops = { + .s_routing = saa717x_s_audio_routing, +}; + +static const struct v4l2_subdev_ops saa717x_ops = { + .core = &saa717x_core_ops, + .tuner = &saa717x_tuner_ops, + .audio = &saa717x_audio_ops, + .video = &saa717x_video_ops, +}; + /* ----------------------------------------------------------------------- */ @@ -1421,6 +1431,7 @@ static int saa717x_probe(struct i2c_client *client, const struct i2c_device_id *did) { struct saa717x_state *decoder; + struct v4l2_subdev *sd; u8 id = 0; char *p = ""; @@ -1428,13 +1439,21 @@ static int saa717x_probe(struct i2c_client *client, if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA)) return -EIO; - if (saa717x_write(client, 0x5a4, 0xfe) && - saa717x_write(client, 0x5a5, 0x0f) && - saa717x_write(client, 0x5a6, 0x00) && - saa717x_write(client, 0x5a7, 0x01)) - id = saa717x_read(client, 0x5a0); + decoder = kzalloc(sizeof(struct saa717x_state), GFP_KERNEL); + if (decoder == NULL) + return -ENOMEM; + + sd = &decoder->sd; + v4l2_i2c_subdev_init(sd, client, &saa717x_ops); + + if (saa717x_write(sd, 0x5a4, 0xfe) && + saa717x_write(sd, 0x5a5, 0x0f) && + saa717x_write(sd, 0x5a6, 0x00) && + saa717x_write(sd, 0x5a7, 0x01)) + id = saa717x_read(sd, 0x5a0); if (id != 0xc2 && id != 0x32 && id != 0xf2 && id != 0x6c) { - v4l_dbg(1, debug, client, "saa717x not found (id=%02x)\n", id); + v4l2_dbg(1, debug, sd, "saa717x not found (id=%02x)\n", id); + kfree(decoder); return -ENODEV; } if (id == 0xc2) @@ -1445,14 +1464,8 @@ static int saa717x_probe(struct i2c_client *client, p = "saa7174HL"; else p = "saa7171"; - v4l_info(client, "%s found @ 0x%x (%s)\n", p, + v4l2_info(sd, "%s found @ 0x%x (%s)\n", p, client->addr << 1, client->adapter->name); - - decoder = kzalloc(sizeof(struct saa717x_state), GFP_KERNEL); - i2c_set_clientdata(client, decoder); - - if (decoder == NULL) - return -ENOMEM; decoder->std = V4L2_STD_NTSC; decoder->input = -1; decoder->enable = 1; @@ -1481,15 +1494,15 @@ static int saa717x_probe(struct i2c_client *client, decoder->audio_main_volume = (decoder->audio_main_vol_r + 41) * 65535 / (24 - (-40)); - v4l_dbg(1, debug, client, "writing init values\n"); + v4l2_dbg(1, debug, sd, "writing init values\n"); /* FIXME!! */ - saa717x_write_regs(client, reg_init_initialize); - set_video_output_level_regs(client, decoder); + saa717x_write_regs(sd, reg_init_initialize); + set_video_output_level_regs(sd, decoder); /* set bass,treble to 0db 20041101 K.Ohta */ decoder->audio_main_bass = 0; decoder->audio_main_treble = 0; - set_audio_regs(client, decoder); + set_audio_regs(sd, decoder); set_current_state(TASK_INTERRUPTIBLE); schedule_timeout(2*HZ); @@ -1498,7 +1511,10 @@ static int saa717x_probe(struct i2c_client *client, static int saa717x_remove(struct i2c_client *client) { - kfree(i2c_get_clientdata(client)); + struct v4l2_subdev *sd = i2c_get_clientdata(client); + + v4l2_device_unregister_subdev(sd); + kfree(to_state(sd)); return 0; } |