diff options
author | Hans Verkuil <hverkuil@xs4all.nl> | 2009-03-30 11:26:40 +0200 |
---|---|---|
committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2009-03-30 17:43:49 +0200 |
commit | df1d5ed8a81565b78d45fbdffb6561c75c75ec0d (patch) | |
tree | d153ca216a5a7633e741a2240ad2391ff61202ed /drivers/media/video/cx25840 | |
parent | V4L/DVB (11308): msp3400: use the V4L2 header since no V4L1 code is there (diff) | |
download | linux-df1d5ed8a81565b78d45fbdffb6561c75c75ec0d.tar.xz linux-df1d5ed8a81565b78d45fbdffb6561c75c75ec0d.zip |
V4L/DVB (11309): cx25840: cleanup: remove intermediate 'ioctl' step
The audio and vbi functions where still called through an ioctl-like
interface, even though this is no longer needed with v4l2-subdev. Just
change each 'case' into a proper function and call that directly.
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/cx25840')
-rw-r--r-- | drivers/media/video/cx25840/cx25840-audio.c | 121 | ||||
-rw-r--r-- | drivers/media/video/cx25840/cx25840-core.c | 24 | ||||
-rw-r--r-- | drivers/media/video/cx25840/cx25840-core.h | 8 | ||||
-rw-r--r-- | drivers/media/video/cx25840/cx25840-vbi.c | 314 |
4 files changed, 219 insertions, 248 deletions
diff --git a/drivers/media/video/cx25840/cx25840-audio.c b/drivers/media/video/cx25840/cx25840-audio.c index d199d80ea0a3..93d74bee292a 100644 --- a/drivers/media/video/cx25840/cx25840-audio.c +++ b/drivers/media/video/cx25840/cx25840-audio.c @@ -363,75 +363,74 @@ static void set_mute(struct i2c_client *client, int mute) } } -int cx25840_audio(struct i2c_client *client, unsigned int cmd, void *arg) +int cx25840_s_clock_freq(struct v4l2_subdev *sd, u32 freq) { - struct cx25840_state *state = to_state(i2c_get_clientdata(client)); - struct v4l2_control *ctrl = arg; + struct i2c_client *client = v4l2_get_subdevdata(sd); + struct cx25840_state *state = to_state(sd); int retval; - switch (cmd) { - case VIDIOC_INT_AUDIO_CLOCK_FREQ: - if (!state->is_cx25836) - cx25840_and_or(client, 0x810, ~0x1, 1); - if (state->aud_input != CX25840_AUDIO_SERIAL) { - cx25840_and_or(client, 0x803, ~0x10, 0); - cx25840_write(client, 0x8d3, 0x1f); - } - retval = set_audclk_freq(client, *(u32 *)arg); - if (state->aud_input != CX25840_AUDIO_SERIAL) { - cx25840_and_or(client, 0x803, ~0x10, 0x10); - } - if (!state->is_cx25836) - cx25840_and_or(client, 0x810, ~0x1, 0); - return retval; - - case VIDIOC_G_CTRL: - switch (ctrl->id) { - case V4L2_CID_AUDIO_VOLUME: - ctrl->value = get_volume(client); - break; - case V4L2_CID_AUDIO_BASS: - ctrl->value = get_bass(client); - break; - case V4L2_CID_AUDIO_TREBLE: - ctrl->value = get_treble(client); - break; - case V4L2_CID_AUDIO_BALANCE: - ctrl->value = get_balance(client); - break; - case V4L2_CID_AUDIO_MUTE: - ctrl->value = get_mute(client); - break; - default: - return -EINVAL; - } - break; + if (!state->is_cx25836) + cx25840_and_or(client, 0x810, ~0x1, 1); + if (state->aud_input != CX25840_AUDIO_SERIAL) { + cx25840_and_or(client, 0x803, ~0x10, 0); + cx25840_write(client, 0x8d3, 0x1f); + } + retval = set_audclk_freq(client, freq); + if (state->aud_input != CX25840_AUDIO_SERIAL) + cx25840_and_or(client, 0x803, ~0x10, 0x10); + if (!state->is_cx25836) + cx25840_and_or(client, 0x810, ~0x1, 0); + return retval; +} - case VIDIOC_S_CTRL: - switch (ctrl->id) { - case V4L2_CID_AUDIO_VOLUME: - set_volume(client, ctrl->value); - break; - case V4L2_CID_AUDIO_BASS: - set_bass(client, ctrl->value); - break; - case V4L2_CID_AUDIO_TREBLE: - set_treble(client, ctrl->value); - break; - case V4L2_CID_AUDIO_BALANCE: - set_balance(client, ctrl->value); - break; - case V4L2_CID_AUDIO_MUTE: - set_mute(client, ctrl->value); - break; - default: - return -EINVAL; - } - break; +int cx25840_audio_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) +{ + struct i2c_client *client = v4l2_get_subdevdata(sd); + switch (ctrl->id) { + case V4L2_CID_AUDIO_VOLUME: + ctrl->value = get_volume(client); + break; + case V4L2_CID_AUDIO_BASS: + ctrl->value = get_bass(client); + break; + case V4L2_CID_AUDIO_TREBLE: + ctrl->value = get_treble(client); + break; + case V4L2_CID_AUDIO_BALANCE: + ctrl->value = get_balance(client); + break; + case V4L2_CID_AUDIO_MUTE: + ctrl->value = get_mute(client); + break; default: return -EINVAL; } + return 0; +} +int cx25840_audio_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) +{ + struct i2c_client *client = v4l2_get_subdevdata(sd); + + switch (ctrl->id) { + case V4L2_CID_AUDIO_VOLUME: + set_volume(client, ctrl->value); + break; + case V4L2_CID_AUDIO_BASS: + set_bass(client, ctrl->value); + break; + case V4L2_CID_AUDIO_TREBLE: + set_treble(client, ctrl->value); + break; + case V4L2_CID_AUDIO_BALANCE: + set_balance(client, ctrl->value); + break; + case V4L2_CID_AUDIO_MUTE: + set_mute(client, ctrl->value); + break; + default: + return -EINVAL; + } return 0; } diff --git a/drivers/media/video/cx25840/cx25840-core.c b/drivers/media/video/cx25840/cx25840-core.c index a9b8e520ae57..ec67aea0cdb8 100644 --- a/drivers/media/video/cx25840/cx25840-core.c +++ b/drivers/media/video/cx25840/cx25840-core.c @@ -775,7 +775,7 @@ static int cx25840_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) case V4L2_CID_AUDIO_MUTE: if (state->is_cx25836) return -EINVAL; - return cx25840_audio(client, VIDIOC_S_CTRL, ctrl); + return cx25840_audio_s_ctrl(sd, ctrl); default: return -EINVAL; @@ -812,7 +812,7 @@ static int cx25840_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) case V4L2_CID_AUDIO_MUTE: if (state->is_cx25836) return -EINVAL; - return cx25840_audio(client, VIDIOC_G_CTRL, ctrl); + return cx25840_audio_g_ctrl(sd, ctrl); default: return -EINVAL; } @@ -828,7 +828,7 @@ static int cx25840_g_fmt(struct v4l2_subdev *sd, struct v4l2_format *fmt) switch (fmt->type) { case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE: - return cx25840_vbi(client, VIDIOC_G_FMT, fmt); + return cx25840_vbi_g_fmt(sd, fmt); default: return -EINVAL; } @@ -890,10 +890,10 @@ static int cx25840_s_fmt(struct v4l2_subdev *sd, struct v4l2_format *fmt) break; case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE: - return cx25840_vbi(client, VIDIOC_S_FMT, fmt); + return cx25840_vbi_s_fmt(sd, fmt); case V4L2_BUF_TYPE_VBI_CAPTURE: - return cx25840_vbi(client, VIDIOC_S_FMT, fmt); + return cx25840_vbi_s_fmt(sd, fmt); default: return -EINVAL; @@ -1153,20 +1153,6 @@ static int cx25840_s_register(struct v4l2_subdev *sd, struct v4l2_dbg_register * } #endif -static int cx25840_decode_vbi_line(struct v4l2_subdev *sd, struct v4l2_decode_vbi_line *vbi) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - - return cx25840_vbi(client, VIDIOC_INT_DECODE_VBI_LINE, vbi); -} - -static int cx25840_s_clock_freq(struct v4l2_subdev *sd, u32 freq) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - - return cx25840_audio(client, VIDIOC_INT_AUDIO_CLOCK_FREQ, &freq); -} - static int cx25840_s_stream(struct v4l2_subdev *sd, int enable) { struct cx25840_state *state = to_state(sd); diff --git a/drivers/media/video/cx25840/cx25840-core.h b/drivers/media/video/cx25840/cx25840-core.h index be0558277ca3..9ad0eb86ecfd 100644 --- a/drivers/media/video/cx25840/cx25840-core.h +++ b/drivers/media/video/cx25840/cx25840-core.h @@ -75,11 +75,15 @@ int cx25840_loadfw(struct i2c_client *client); /* ----------------------------------------------------------------------- */ /* cx25850-audio.c */ -int cx25840_audio(struct i2c_client *client, unsigned int cmd, void *arg); void cx25840_audio_set_path(struct i2c_client *client); +int cx25840_s_clock_freq(struct v4l2_subdev *sd, u32 freq); +int cx25840_audio_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl); +int cx25840_audio_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl); /* ----------------------------------------------------------------------- */ /* cx25850-vbi.c */ -int cx25840_vbi(struct i2c_client *client, unsigned int cmd, void *arg); +int cx25840_vbi_s_fmt(struct v4l2_subdev *sd, struct v4l2_format *fmt); +int cx25840_vbi_g_fmt(struct v4l2_subdev *sd, struct v4l2_format *fmt); +int cx25840_decode_vbi_line(struct v4l2_subdev *sd, struct v4l2_decode_vbi_line *vbi); #endif diff --git a/drivers/media/video/cx25840/cx25840-vbi.c b/drivers/media/video/cx25840/cx25840-vbi.c index 03f09b288eb8..35f6592f6c47 100644 --- a/drivers/media/video/cx25840/cx25840-vbi.c +++ b/drivers/media/video/cx25840/cx25840-vbi.c @@ -82,199 +82,181 @@ static int decode_vps(u8 * dst, u8 * p) return err & 0xf0; } -int cx25840_vbi(struct i2c_client *client, unsigned int cmd, void *arg) +int cx25840_vbi_g_fmt(struct v4l2_subdev *sd, struct v4l2_format *fmt) { - struct cx25840_state *state = to_state(i2c_get_clientdata(client)); - struct v4l2_format *fmt; + struct i2c_client *client = v4l2_get_subdevdata(sd); + struct cx25840_state *state = to_state(sd); struct v4l2_sliced_vbi_format *svbi; + static const u16 lcr2vbi[] = { + 0, V4L2_SLICED_TELETEXT_B, 0, /* 1 */ + 0, V4L2_SLICED_WSS_625, 0, /* 4 */ + V4L2_SLICED_CAPTION_525, /* 6 */ + 0, 0, V4L2_SLICED_VPS, 0, 0, /* 9 */ + 0, 0, 0, 0 + }; + int is_pal = !(state->std & V4L2_STD_525_60); + int i; - switch (cmd) { - case VIDIOC_G_FMT: - { - static u16 lcr2vbi[] = { - 0, V4L2_SLICED_TELETEXT_B, 0, /* 1 */ - 0, V4L2_SLICED_WSS_625, 0, /* 4 */ - V4L2_SLICED_CAPTION_525, /* 6 */ - 0, 0, V4L2_SLICED_VPS, 0, 0, /* 9 */ - 0, 0, 0, 0 - }; - int is_pal = !(state->std & V4L2_STD_525_60); - int i; - - fmt = arg; - if (fmt->type != V4L2_BUF_TYPE_SLICED_VBI_CAPTURE) - return -EINVAL; - svbi = &fmt->fmt.sliced; - memset(svbi, 0, sizeof(*svbi)); - /* we're done if raw VBI is active */ - if ((cx25840_read(client, 0x404) & 0x10) == 0) - break; + if (fmt->type != V4L2_BUF_TYPE_SLICED_VBI_CAPTURE) + return -EINVAL; + svbi = &fmt->fmt.sliced; + memset(svbi, 0, sizeof(*svbi)); + /* we're done if raw VBI is active */ + if ((cx25840_read(client, 0x404) & 0x10) == 0) + return 0; - if (is_pal) { - for (i = 7; i <= 23; i++) { - u8 v = cx25840_read(client, 0x424 + i - 7); + if (is_pal) { + for (i = 7; i <= 23; i++) { + u8 v = cx25840_read(client, 0x424 + i - 7); - svbi->service_lines[0][i] = lcr2vbi[v >> 4]; - svbi->service_lines[1][i] = lcr2vbi[v & 0xf]; - svbi->service_set |= - svbi->service_lines[0][i] | svbi->service_lines[1][i]; - } + svbi->service_lines[0][i] = lcr2vbi[v >> 4]; + svbi->service_lines[1][i] = lcr2vbi[v & 0xf]; + svbi->service_set |= svbi->service_lines[0][i] | + svbi->service_lines[1][i]; } - else { - for (i = 10; i <= 21; i++) { - u8 v = cx25840_read(client, 0x424 + i - 10); - - svbi->service_lines[0][i] = lcr2vbi[v >> 4]; - svbi->service_lines[1][i] = lcr2vbi[v & 0xf]; - svbi->service_set |= - svbi->service_lines[0][i] | svbi->service_lines[1][i]; - } + } else { + for (i = 10; i <= 21; i++) { + u8 v = cx25840_read(client, 0x424 + i - 10); + + svbi->service_lines[0][i] = lcr2vbi[v >> 4]; + svbi->service_lines[1][i] = lcr2vbi[v & 0xf]; + svbi->service_set |= svbi->service_lines[0][i] | + svbi->service_lines[1][i]; } - break; } + return 0; +} - case VIDIOC_S_FMT: - { - int is_pal = !(state->std & V4L2_STD_525_60); - int vbi_offset = is_pal ? 1 : 0; - int i, x; - u8 lcr[24]; - - fmt = arg; - if (fmt->type != V4L2_BUF_TYPE_SLICED_VBI_CAPTURE && - fmt->type != V4L2_BUF_TYPE_VBI_CAPTURE) - return -EINVAL; - svbi = &fmt->fmt.sliced; - if (fmt->type == V4L2_BUF_TYPE_VBI_CAPTURE) { - /* raw VBI */ - memset(svbi, 0, sizeof(*svbi)); - - /* Setup standard */ - cx25840_std_setup(client); - - /* VBI Offset */ - cx25840_write(client, 0x47f, vbi_offset); - cx25840_write(client, 0x404, 0x2e); - break; - } - - for (x = 0; x <= 23; x++) - lcr[x] = 0x00; +int cx25840_vbi_s_fmt(struct v4l2_subdev *sd, struct v4l2_format *fmt) +{ + struct i2c_client *client = v4l2_get_subdevdata(sd); + struct cx25840_state *state = to_state(sd); + struct v4l2_sliced_vbi_format *svbi; + int is_pal = !(state->std & V4L2_STD_525_60); + int vbi_offset = is_pal ? 1 : 0; + int i, x; + u8 lcr[24]; + + if (fmt->type != V4L2_BUF_TYPE_SLICED_VBI_CAPTURE && + fmt->type != V4L2_BUF_TYPE_VBI_CAPTURE) + return -EINVAL; + svbi = &fmt->fmt.sliced; + if (fmt->type == V4L2_BUF_TYPE_VBI_CAPTURE) { + /* raw VBI */ + memset(svbi, 0, sizeof(*svbi)); /* Setup standard */ cx25840_std_setup(client); - /* Sliced VBI */ - cx25840_write(client, 0x404, 0x32); /* Ancillary data */ - cx25840_write(client, 0x406, 0x13); + /* VBI Offset */ cx25840_write(client, 0x47f, vbi_offset); + cx25840_write(client, 0x404, 0x2e); + return 0; + } - if (is_pal) { - for (i = 0; i <= 6; i++) - svbi->service_lines[0][i] = - svbi->service_lines[1][i] = 0; - } else { - for (i = 0; i <= 9; i++) - svbi->service_lines[0][i] = - svbi->service_lines[1][i] = 0; - - for (i = 22; i <= 23; i++) - svbi->service_lines[0][i] = - svbi->service_lines[1][i] = 0; - } - - for (i = 7; i <= 23; i++) { - for (x = 0; x <= 1; x++) { - switch (svbi->service_lines[1-x][i]) { - case V4L2_SLICED_TELETEXT_B: - lcr[i] |= 1 << (4 * x); - break; - case V4L2_SLICED_WSS_625: - lcr[i] |= 4 << (4 * x); - break; - case V4L2_SLICED_CAPTION_525: - lcr[i] |= 6 << (4 * x); - break; - case V4L2_SLICED_VPS: - lcr[i] |= 9 << (4 * x); - break; - } - } - } + for (x = 0; x <= 23; x++) + lcr[x] = 0x00; + + /* Setup standard */ + cx25840_std_setup(client); + + /* Sliced VBI */ + cx25840_write(client, 0x404, 0x32); /* Ancillary data */ + cx25840_write(client, 0x406, 0x13); + cx25840_write(client, 0x47f, vbi_offset); + + if (is_pal) { + for (i = 0; i <= 6; i++) + svbi->service_lines[0][i] = + svbi->service_lines[1][i] = 0; + } else { + for (i = 0; i <= 9; i++) + svbi->service_lines[0][i] = + svbi->service_lines[1][i] = 0; + + for (i = 22; i <= 23; i++) + svbi->service_lines[0][i] = + svbi->service_lines[1][i] = 0; + } - if (is_pal) { - for (x = 1, i = 0x424; i <= 0x434; i++, x++) { - cx25840_write(client, i, lcr[6 + x]); - } - } - else { - for (x = 1, i = 0x424; i <= 0x430; i++, x++) { - cx25840_write(client, i, lcr[9 + x]); - } - for (i = 0x431; i <= 0x434; i++) { - cx25840_write(client, i, 0); + for (i = 7; i <= 23; i++) { + for (x = 0; x <= 1; x++) { + switch (svbi->service_lines[1-x][i]) { + case V4L2_SLICED_TELETEXT_B: + lcr[i] |= 1 << (4 * x); + break; + case V4L2_SLICED_WSS_625: + lcr[i] |= 4 << (4 * x); + break; + case V4L2_SLICED_CAPTION_525: + lcr[i] |= 6 << (4 * x); + break; + case V4L2_SLICED_VPS: + lcr[i] |= 9 << (4 * x); + break; } } + } - cx25840_write(client, 0x43c, 0x16); - - if (is_pal) { - cx25840_write(client, 0x474, 0x2a); - } else { - cx25840_write(client, 0x474, 0x22); - } - break; + if (is_pal) { + for (x = 1, i = 0x424; i <= 0x434; i++, x++) + cx25840_write(client, i, lcr[6 + x]); + } else { + for (x = 1, i = 0x424; i <= 0x430; i++, x++) + cx25840_write(client, i, lcr[9 + x]); + for (i = 0x431; i <= 0x434; i++) + cx25840_write(client, i, 0); } - case VIDIOC_INT_DECODE_VBI_LINE: - { - struct v4l2_decode_vbi_line *vbi = arg; - u8 *p = vbi->p; - int id1, id2, l, err = 0; + cx25840_write(client, 0x43c, 0x16); + cx25840_write(client, 0x474, is_pal ? 0x2a : 0x22); + return 0; +} - if (p[0] || p[1] != 0xff || p[2] != 0xff || - (p[3] != 0x55 && p[3] != 0x91)) { - vbi->line = vbi->type = 0; - break; - } +int cx25840_decode_vbi_line(struct v4l2_subdev *sd, struct v4l2_decode_vbi_line *vbi) +{ + struct cx25840_state *state = to_state(sd); + u8 *p = vbi->p; + int id1, id2, l, err = 0; + + if (p[0] || p[1] != 0xff || p[2] != 0xff || + (p[3] != 0x55 && p[3] != 0x91)) { + vbi->line = vbi->type = 0; + return 0; + } - p += 4; - id1 = p[-1]; - id2 = p[0] & 0xf; - l = p[2] & 0x3f; - l += state->vbi_line_offset; - p += 4; + p += 4; + id1 = p[-1]; + id2 = p[0] & 0xf; + l = p[2] & 0x3f; + l += state->vbi_line_offset; + p += 4; - switch (id2) { - case 1: - id2 = V4L2_SLICED_TELETEXT_B; - break; - case 4: - id2 = V4L2_SLICED_WSS_625; - break; - case 6: - id2 = V4L2_SLICED_CAPTION_525; - err = !odd_parity(p[0]) || !odd_parity(p[1]); - break; - case 9: - id2 = V4L2_SLICED_VPS; - if (decode_vps(p, p) != 0) { - err = 1; - } - break; - default: - id2 = 0; + switch (id2) { + case 1: + id2 = V4L2_SLICED_TELETEXT_B; + break; + case 4: + id2 = V4L2_SLICED_WSS_625; + break; + case 6: + id2 = V4L2_SLICED_CAPTION_525; + err = !odd_parity(p[0]) || !odd_parity(p[1]); + break; + case 9: + id2 = V4L2_SLICED_VPS; + if (decode_vps(p, p) != 0) err = 1; - break; - } - - vbi->type = err ? 0 : id2; - vbi->line = err ? 0 : l; - vbi->is_second_field = err ? 0 : (id1 == 0x55); - vbi->p = p; break; - } + default: + id2 = 0; + err = 1; + break; } + vbi->type = err ? 0 : id2; + vbi->line = err ? 0 : l; + vbi->is_second_field = err ? 0 : (id1 == 0x55); + vbi->p = p; return 0; } |