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[media] cx18: Use the control framework

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Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Hans Verkuil 2010-12-31 10:22:52 -03:00 committed by Mauro Carvalho Chehab
parent 34a078da8e
commit a75b9be1c2
12 changed files with 172 additions and 511 deletions
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92
drivers/media/video/cx18/cx18-av-audio.c
View File

@ -342,17 +342,6 @@ void cx18_av_audio_set_path(struct cx18 *cx)
}
}
static int get_volume(struct cx18 *cx)
{
/* Volume runs +18dB to -96dB in 1/2dB steps
* change to fit the msp3400 -114dB to +12dB range */
/* check PATH1_VOLUME */
int vol = 228 - cx18_av_read(cx, 0x8d4);
vol = (vol / 2) + 23;
return vol << 9;
}
static void set_volume(struct cx18 *cx, int volume)
{
/* First convert the volume to msp3400 values (0-127) */
@ -369,52 +358,18 @@ static void set_volume(struct cx18 *cx, int volume)
cx18_av_write(cx, 0x8d4, 228 - (vol * 2));
}
static int get_bass(struct cx18 *cx)
{
/* bass is 49 steps +12dB to -12dB */
/* check PATH1_EQ_BASS_VOL */
int bass = cx18_av_read(cx, 0x8d9) & 0x3f;
bass = (((48 - bass) * 0xffff) + 47) / 48;
return bass;
}
static void set_bass(struct cx18 *cx, int bass)
{
/* PATH1_EQ_BASS_VOL */
cx18_av_and_or(cx, 0x8d9, ~0x3f, 48 - (bass * 48 / 0xffff));
}
static int get_treble(struct cx18 *cx)
{
/* treble is 49 steps +12dB to -12dB */
/* check PATH1_EQ_TREBLE_VOL */
int treble = cx18_av_read(cx, 0x8db) & 0x3f;
treble = (((48 - treble) * 0xffff) + 47) / 48;
return treble;
}
static void set_treble(struct cx18 *cx, int treble)
{
/* PATH1_EQ_TREBLE_VOL */
cx18_av_and_or(cx, 0x8db, ~0x3f, 48 - (treble * 48 / 0xffff));
}
static int get_balance(struct cx18 *cx)
{
/* balance is 7 bit, 0 to -96dB */
/* check PATH1_BAL_LEVEL */
int balance = cx18_av_read(cx, 0x8d5) & 0x7f;
/* check PATH1_BAL_LEFT */
if ((cx18_av_read(cx, 0x8d5) & 0x80) == 0)
balance = 0x80 - balance;
else
balance = 0x80 + balance;
return balance << 8;
}
static void set_balance(struct cx18 *cx, int balance)
{
int bal = balance >> 8;
@ -431,12 +386,6 @@ static void set_balance(struct cx18 *cx, int balance)
}
}
static int get_mute(struct cx18 *cx)
{
/* check SRC1_MUTE_EN */
return cx18_av_read(cx, 0x8d3) & 0x2 ? 1 : 0;
}
static void set_mute(struct cx18 *cx, int mute)
{
struct cx18_av_state *state = &cx->av_state;
@ -490,23 +439,26 @@ int cx18_av_s_clock_freq(struct v4l2_subdev *sd, u32 freq)
return retval;
}
int cx18_av_audio_g_ctrl(struct cx18 *cx, struct v4l2_control *ctrl)
static int cx18_av_audio_s_ctrl(struct v4l2_ctrl *ctrl)
{
struct v4l2_subdev *sd = to_sd(ctrl);
struct cx18 *cx = v4l2_get_subdevdata(sd);
switch (ctrl->id) {
case V4L2_CID_AUDIO_VOLUME:
ctrl->value = get_volume(cx);
set_volume(cx, ctrl->val);
break;
case V4L2_CID_AUDIO_BASS:
ctrl->value = get_bass(cx);
set_bass(cx, ctrl->val);
break;
case V4L2_CID_AUDIO_TREBLE:
ctrl->value = get_treble(cx);
set_treble(cx, ctrl->val);
break;
case V4L2_CID_AUDIO_BALANCE:
ctrl->value = get_balance(cx);
set_balance(cx, ctrl->val);
break;
case V4L2_CID_AUDIO_MUTE:
ctrl->value = get_mute(cx);
set_mute(cx, ctrl->val);
break;
default:
return -EINVAL;
@ -514,26 +466,6 @@ int cx18_av_audio_g_ctrl(struct cx18 *cx, struct v4l2_control *ctrl)
return 0;
}
int cx18_av_audio_s_ctrl(struct cx18 *cx, struct v4l2_control *ctrl)
{
switch (ctrl->id) {
case V4L2_CID_AUDIO_VOLUME:
set_volume(cx, ctrl->value);
break;
case V4L2_CID_AUDIO_BASS:
set_bass(cx, ctrl->value);
break;
case V4L2_CID_AUDIO_TREBLE:
set_treble(cx, ctrl->value);
break;
case V4L2_CID_AUDIO_BALANCE:
set_balance(cx, ctrl->value);
break;
case V4L2_CID_AUDIO_MUTE:
set_mute(cx, ctrl->value);
break;
default:
return -EINVAL;
}
return 0;
}
const struct v4l2_ctrl_ops cx18_av_audio_ctrl_ops = {
.s_ctrl = cx18_av_audio_s_ctrl,
};

175
drivers/media/video/cx18/cx18-av-core.c
View File

@ -129,6 +129,7 @@ static void cx18_av_initialize(struct v4l2_subdev *sd)
{
struct cx18_av_state *state = to_cx18_av_state(sd);
struct cx18 *cx = v4l2_get_subdevdata(sd);
int default_volume;
u32 v;
cx18_av_loadfw(cx);
@ -247,8 +248,23 @@ static void cx18_av_initialize(struct v4l2_subdev *sd)
/* CxDevWrReg(CXADEC_SRC_COMB_CFG, 0x6628021F); */
/* } */
cx18_av_write4(cx, CXADEC_SRC_COMB_CFG, 0x6628021F);
state->default_volume = 228 - cx18_av_read(cx, 0x8d4);
state->default_volume = ((state->default_volume / 2) + 23) << 9;
default_volume = cx18_av_read(cx, 0x8d4);
/*
* Enforce the legacy volume scale mapping limits to avoid
* -ERANGE errors when initializing the volume control
*/
if (default_volume > 228) {
/* Bottom out at -96 dB, v4l2 vol range 0x2e00-0x2fff */
default_volume = 228;
cx18_av_write(cx, 0x8d4, 228);
} else if (default_volume < 20) {
/* Top out at + 8 dB, v4l2 vol range 0xfe00-0xffff */
default_volume = 20;
cx18_av_write(cx, 0x8d4, 20);
}
default_volume = (((228 - default_volume) >> 1) + 23) << 9;
state->volume->cur.val = state->volume->default_value = default_volume;
v4l2_ctrl_handler_setup(&state->hdl);
}
static int cx18_av_reset(struct v4l2_subdev *sd, u32 val)
@ -901,126 +917,35 @@ static int cx18_av_s_radio(struct v4l2_subdev *sd)
return 0;
}
static int cx18_av_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
static int cx18_av_s_ctrl(struct v4l2_ctrl *ctrl)
{
struct v4l2_subdev *sd = to_sd(ctrl);
struct cx18 *cx = v4l2_get_subdevdata(sd);
switch (ctrl->id) {
case V4L2_CID_BRIGHTNESS:
if (ctrl->value < 0 || ctrl->value > 255) {
CX18_ERR_DEV(sd, "invalid brightness setting %d\n",
ctrl->value);
return -ERANGE;
}
cx18_av_write(cx, 0x414, ctrl->value - 128);
cx18_av_write(cx, 0x414, ctrl->val - 128);
break;
case V4L2_CID_CONTRAST:
if (ctrl->value < 0 || ctrl->value > 127) {
CX18_ERR_DEV(sd, "invalid contrast setting %d\n",
ctrl->value);
return -ERANGE;
}
cx18_av_write(cx, 0x415, ctrl->value << 1);
cx18_av_write(cx, 0x415, ctrl->val << 1);
break;
case V4L2_CID_SATURATION:
if (ctrl->value < 0 || ctrl->value > 127) {
CX18_ERR_DEV(sd, "invalid saturation setting %d\n",
ctrl->value);
return -ERANGE;
}
cx18_av_write(cx, 0x420, ctrl->value << 1);
cx18_av_write(cx, 0x421, ctrl->value << 1);
cx18_av_write(cx, 0x420, ctrl->val << 1);
cx18_av_write(cx, 0x421, ctrl->val << 1);
break;
case V4L2_CID_HUE:
if (ctrl->value < -128 || ctrl->value > 127) {
CX18_ERR_DEV(sd, "invalid hue setting %d\n",
ctrl->value);
return -ERANGE;
}
cx18_av_write(cx, 0x422, ctrl->value);
cx18_av_write(cx, 0x422, ctrl->val);
break;
case V4L2_CID_AUDIO_VOLUME:
case V4L2_CID_AUDIO_BASS:
case V4L2_CID_AUDIO_TREBLE:
case V4L2_CID_AUDIO_BALANCE:
case V4L2_CID_AUDIO_MUTE:
return cx18_av_audio_s_ctrl(cx, ctrl);
default:
return -EINVAL;
}
return 0;
}
static int cx18_av_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
{
struct cx18 *cx = v4l2_get_subdevdata(sd);
switch (ctrl->id) {
case V4L2_CID_BRIGHTNESS:
ctrl->value = (s8)cx18_av_read(cx, 0x414) + 128;
break;
case V4L2_CID_CONTRAST:
ctrl->value = cx18_av_read(cx, 0x415) >> 1;
break;
case V4L2_CID_SATURATION:
ctrl->value = cx18_av_read(cx, 0x420) >> 1;
break;
case V4L2_CID_HUE:
ctrl->value = (s8)cx18_av_read(cx, 0x422);
break;
case V4L2_CID_AUDIO_VOLUME:
case V4L2_CID_AUDIO_BASS:
case V4L2_CID_AUDIO_TREBLE:
case V4L2_CID_AUDIO_BALANCE:
case V4L2_CID_AUDIO_MUTE:
return cx18_av_audio_g_ctrl(cx, ctrl);
default:
return -EINVAL;
}
return 0;
}
static int cx18_av_queryctrl(struct v4l2_subdev *sd, struct v4l2_queryctrl *qc)
{
struct cx18_av_state *state = to_cx18_av_state(sd);
switch (qc->id) {
case V4L2_CID_BRIGHTNESS:
return v4l2_ctrl_query_fill(qc, 0, 255, 1, 128);
case V4L2_CID_CONTRAST:
case V4L2_CID_SATURATION:
return v4l2_ctrl_query_fill(qc, 0, 127, 1, 64);
case V4L2_CID_HUE:
return v4l2_ctrl_query_fill(qc, -128, 127, 1, 0);
default:
break;
}
switch (qc->id) {
case V4L2_CID_AUDIO_VOLUME:
return v4l2_ctrl_query_fill(qc, 0, 65535,
65535 / 100, state->default_volume);
case V4L2_CID_AUDIO_MUTE:
return v4l2_ctrl_query_fill(qc, 0, 1, 1, 0);
case V4L2_CID_AUDIO_BALANCE:
case V4L2_CID_AUDIO_BASS:
case V4L2_CID_AUDIO_TREBLE:
return v4l2_ctrl_query_fill(qc, 0, 65535, 65535 / 100, 32768);
default:
return -EINVAL;
}
return -EINVAL;
}
static int cx18_av_s_mbus_fmt(struct v4l2_subdev *sd, struct v4l2_mbus_framefmt *fmt)
{
struct cx18_av_state *state = to_cx18_av_state(sd);
@ -1356,14 +1281,22 @@ static int cx18_av_s_register(struct v4l2_subdev *sd,
}
#endif
static const struct v4l2_ctrl_ops cx18_av_ctrl_ops = {
.s_ctrl = cx18_av_s_ctrl,
};
static const struct v4l2_subdev_core_ops cx18_av_general_ops = {
.g_chip_ident = cx18_av_g_chip_ident,
.log_status = cx18_av_log_status,
.load_fw = cx18_av_load_fw,
.reset = cx18_av_reset,
.queryctrl = cx18_av_queryctrl,
.g_ctrl = cx18_av_g_ctrl,
.s_ctrl = cx18_av_s_ctrl,
.g_ctrl = v4l2_subdev_g_ctrl,
.s_ctrl = v4l2_subdev_s_ctrl,
.s_ext_ctrls = v4l2_subdev_s_ext_ctrls,
.try_ext_ctrls = v4l2_subdev_try_ext_ctrls,
.g_ext_ctrls = v4l2_subdev_g_ext_ctrls,
.queryctrl = v4l2_subdev_queryctrl,
.querymenu = v4l2_subdev_querymenu,
.s_std = cx18_av_s_std,
#ifdef CONFIG_VIDEO_ADV_DEBUG
.g_register = cx18_av_g_register,
@ -1427,8 +1360,42 @@ int cx18_av_probe(struct cx18 *cx)
snprintf(sd->name, sizeof(sd->name),
"%s %03x", cx->v4l2_dev.name, (state->rev >> 4));
sd->grp_id = CX18_HW_418_AV;
v4l2_ctrl_handler_init(&state->hdl, 9);
v4l2_ctrl_new_std(&state->hdl, &cx18_av_ctrl_ops,
V4L2_CID_BRIGHTNESS, 0, 255, 1, 128);
v4l2_ctrl_new_std(&state->hdl, &cx18_av_ctrl_ops,
V4L2_CID_CONTRAST, 0, 127, 1, 64);
v4l2_ctrl_new_std(&state->hdl, &cx18_av_ctrl_ops,
V4L2_CID_SATURATION, 0, 127, 1, 64);
v4l2_ctrl_new_std(&state->hdl, &cx18_av_ctrl_ops,
V4L2_CID_HUE, -128, 127, 1, 0);
state->volume = v4l2_ctrl_new_std(&state->hdl,
&cx18_av_audio_ctrl_ops, V4L2_CID_AUDIO_VOLUME,
0, 65535, 65535 / 100, 0);
v4l2_ctrl_new_std(&state->hdl,
&cx18_av_audio_ctrl_ops, V4L2_CID_AUDIO_MUTE,
0, 1, 1, 0);
v4l2_ctrl_new_std(&state->hdl, &cx18_av_audio_ctrl_ops,
V4L2_CID_AUDIO_BALANCE,
0, 65535, 65535 / 100, 32768);
v4l2_ctrl_new_std(&state->hdl, &cx18_av_audio_ctrl_ops,
V4L2_CID_AUDIO_BASS,
0, 65535, 65535 / 100, 32768);
v4l2_ctrl_new_std(&state->hdl, &cx18_av_audio_ctrl_ops,
V4L2_CID_AUDIO_TREBLE,
0, 65535, 65535 / 100, 32768);
sd->ctrl_handler = &state->hdl;
if (state->hdl.error) {
int err = state->hdl.error;
v4l2_ctrl_handler_free(&state->hdl);
return err;
}
err = v4l2_device_register_subdev(&cx->v4l2_dev, sd);
if (!err)
if (err)
v4l2_ctrl_handler_free(&state->hdl);
else
cx18_av_init(cx);
return err;
}

12
drivers/media/video/cx18/cx18-av-core.h
View File

@ -26,6 +26,7 @@
#define _CX18_AV_CORE_H_
#include <media/v4l2-device.h>
#include <media/v4l2-ctrls.h>
struct cx18;
@ -95,13 +96,14 @@ enum cx18_av_audio_input {
struct cx18_av_state {
struct v4l2_subdev sd;
struct v4l2_ctrl_handler hdl;
struct v4l2_ctrl *volume;
int radio;
v4l2_std_id std;
enum cx18_av_video_input vid_input;
enum cx18_av_audio_input aud_input;
u32 audclk_freq;
int audmode;
int default_volume;
u32 id;
u32 rev;
int is_initialized;
@ -347,6 +349,11 @@ static inline struct cx18_av_state *to_cx18_av_state(struct v4l2_subdev *sd)
return container_of(sd, struct cx18_av_state, sd);
}
static inline struct v4l2_subdev *to_sd(struct v4l2_ctrl *ctrl)
{
return &container_of(ctrl->handler, struct cx18_av_state, hdl)->sd;
}
/* ----------------------------------------------------------------------- */
/* cx18_av-core.c */
int cx18_av_write(struct cx18 *cx, u16 addr, u8 value);
@ -369,10 +376,9 @@ int cx18_av_loadfw(struct cx18 *cx);
/* ----------------------------------------------------------------------- */
/* cx18_av-audio.c */
int cx18_av_audio_g_ctrl(struct cx18 *cx, struct v4l2_control *ctrl);
int cx18_av_audio_s_ctrl(struct cx18 *cx, struct v4l2_control *ctrl);
int cx18_av_s_clock_freq(struct v4l2_subdev *sd, u32 freq);
void cx18_av_audio_set_path(struct cx18 *cx);
extern const struct v4l2_ctrl_ops cx18_av_audio_ctrl_ops;
/* ----------------------------------------------------------------------- */
/* cx18_av-vbi.c */

283
drivers/media/video/cx18/cx18-controls.c
View File

@ -30,152 +30,11 @@
#include "cx18-mailbox.h"
#include "cx18-controls.h"
/* Must be sorted from low to high control ID! */
static const u32 user_ctrls[] = {
V4L2_CID_USER_CLASS,
V4L2_CID_BRIGHTNESS,
V4L2_CID_CONTRAST,
V4L2_CID_SATURATION,
V4L2_CID_HUE,
V4L2_CID_AUDIO_VOLUME,
V4L2_CID_AUDIO_BALANCE,
V4L2_CID_AUDIO_BASS,
V4L2_CID_AUDIO_TREBLE,
V4L2_CID_AUDIO_MUTE,
V4L2_CID_AUDIO_LOUDNESS,
0
};
static const u32 *ctrl_classes[] = {
user_ctrls,
cx2341x_mpeg_ctrls,
NULL
};
int cx18_queryctrl(struct file *file, void *fh, struct v4l2_queryctrl *qctrl)
static int cx18_s_stream_vbi_fmt(struct cx2341x_handler *cxhdl, u32 fmt)
{
struct cx18 *cx = ((struct cx18_open_id *)fh)->cx;
const char *name;
struct cx18 *cx = container_of(cxhdl, struct cx18, cxhdl);
int type = cxhdl->stream_type->val;
qctrl->id = v4l2_ctrl_next(ctrl_classes, qctrl->id);
if (qctrl->id == 0)
return -EINVAL;
switch (qctrl->id) {
/* Standard V4L2 controls */
case V4L2_CID_USER_CLASS:
return v4l2_ctrl_query_fill(qctrl, 0, 0, 0, 0);
case V4L2_CID_BRIGHTNESS:
case V4L2_CID_HUE:
case V4L2_CID_SATURATION:
case V4L2_CID_CONTRAST:
if (v4l2_subdev_call(cx->sd_av, core, queryctrl, qctrl))
qctrl->flags |= V4L2_CTRL_FLAG_DISABLED;
return 0;
case V4L2_CID_AUDIO_VOLUME:
case V4L2_CID_AUDIO_MUTE:
case V4L2_CID_AUDIO_BALANCE:
case V4L2_CID_AUDIO_BASS:
case V4L2_CID_AUDIO_TREBLE:
case V4L2_CID_AUDIO_LOUDNESS:
if (v4l2_subdev_call(cx->sd_av, core, queryctrl, qctrl))
qctrl->flags |= V4L2_CTRL_FLAG_DISABLED;
return 0;
default:
if (cx2341x_ctrl_query(&cx->params, qctrl))
qctrl->flags |= V4L2_CTRL_FLAG_DISABLED;
return 0;
}
strncpy(qctrl->name, name, sizeof(qctrl->name) - 1);
qctrl->name[sizeof(qctrl->name) - 1] = 0;
return 0;
}
int cx18_querymenu(struct file *file, void *fh, struct v4l2_querymenu *qmenu)
{
struct cx18 *cx = ((struct cx18_open_id *)fh)->cx;
struct v4l2_queryctrl qctrl;
qctrl.id = qmenu->id;
cx18_queryctrl(file, fh, &qctrl);
return v4l2_ctrl_query_menu(qmenu, &qctrl,
cx2341x_ctrl_get_menu(&cx->params, qmenu->id));
}
static int cx18_try_ctrl(struct file *file, void *fh,
struct v4l2_ext_control *vctrl)
{
struct v4l2_queryctrl qctrl;
const char * const *menu_items = NULL;
int err;
qctrl.id = vctrl->id;
err = cx18_queryctrl(file, fh, &qctrl);
if (err)
return err;
if (qctrl.type == V4L2_CTRL_TYPE_MENU)
menu_items = v4l2_ctrl_get_menu(qctrl.id);
return v4l2_ctrl_check(vctrl, &qctrl, menu_items);
}
static int cx18_s_ctrl(struct cx18 *cx, struct v4l2_control *vctrl)
{
switch (vctrl->id) {
/* Standard V4L2 controls */
case V4L2_CID_BRIGHTNESS:
case V4L2_CID_HUE:
case V4L2_CID_SATURATION:
case V4L2_CID_CONTRAST:
return v4l2_subdev_call(cx->sd_av, core, s_ctrl, vctrl);
case V4L2_CID_AUDIO_VOLUME:
case V4L2_CID_AUDIO_MUTE:
case V4L2_CID_AUDIO_BALANCE:
case V4L2_CID_AUDIO_BASS:
case V4L2_CID_AUDIO_TREBLE:
case V4L2_CID_AUDIO_LOUDNESS:
return v4l2_subdev_call(cx->sd_av, core, s_ctrl, vctrl);
default:
CX18_DEBUG_IOCTL("invalid control 0x%x\n", vctrl->id);
return -EINVAL;
}
return 0;
}
static int cx18_g_ctrl(struct cx18 *cx, struct v4l2_control *vctrl)
{
switch (vctrl->id) {
/* Standard V4L2 controls */
case V4L2_CID_BRIGHTNESS:
case V4L2_CID_HUE:
case V4L2_CID_SATURATION:
case V4L2_CID_CONTRAST:
return v4l2_subdev_call(cx->sd_av, core, g_ctrl, vctrl);
case V4L2_CID_AUDIO_VOLUME:
case V4L2_CID_AUDIO_MUTE:
case V4L2_CID_AUDIO_BALANCE:
case V4L2_CID_AUDIO_BASS:
case V4L2_CID_AUDIO_TREBLE:
case V4L2_CID_AUDIO_LOUDNESS:
return v4l2_subdev_call(cx->sd_av, core, g_ctrl, vctrl);
default:
CX18_DEBUG_IOCTL("invalid control 0x%x\n", vctrl->id);
return -EINVAL;
}
return 0;
}
static int cx18_setup_vbi_fmt(struct cx18 *cx,
enum v4l2_mpeg_stream_vbi_fmt fmt,
enum v4l2_mpeg_stream_type type)
{
if (!(cx->v4l2_cap & V4L2_CAP_SLICED_VBI_CAPTURE))
return -EINVAL;
if (atomic_read(&cx->ana_capturing) > 0)
return -EBUSY;
@ -230,121 +89,43 @@ static int cx18_setup_vbi_fmt(struct cx18 *cx,
return 0;
}
int cx18_g_ext_ctrls(struct file *file, void *fh, struct v4l2_ext_controls *c)
static int cx18_s_video_encoding(struct cx2341x_handler *cxhdl, u32 val)
{
struct cx18 *cx = ((struct cx18_open_id *)fh)->cx;
struct v4l2_control ctrl;
struct cx18 *cx = container_of(cxhdl, struct cx18, cxhdl);
int is_mpeg1 = val == V4L2_MPEG_VIDEO_ENCODING_MPEG_1;
struct v4l2_mbus_framefmt fmt;
if (c->ctrl_class == V4L2_CTRL_CLASS_USER) {
int i;
int err = 0;
for (i = 0; i < c->count; i++) {
ctrl.id = c->controls[i].id;
ctrl.value = c->controls[i].value;
err = cx18_g_ctrl(cx, &ctrl);
c->controls[i].value = ctrl.value;
if (err) {
c->error_idx = i;
break;
}
}
return err;
}
if (c->ctrl_class == V4L2_CTRL_CLASS_MPEG)
return cx2341x_ext_ctrls(&cx->params, 0, c, VIDIOC_G_EXT_CTRLS);
return -EINVAL;
/* fix videodecoder resolution */
fmt.width = cxhdl->width / (is_mpeg1 ? 2 : 1);
fmt.height = cxhdl->height;
fmt.code = V4L2_MBUS_FMT_FIXED;
v4l2_subdev_call(cx->sd_av, video, s_mbus_fmt, &fmt);
return 0;
}
int cx18_s_ext_ctrls(struct file *file, void *fh, struct v4l2_ext_controls *c)
static int cx18_s_audio_sampling_freq(struct cx2341x_handler *cxhdl, u32 idx)
{
struct cx18_open_id *id = fh;
struct cx18 *cx = id->cx;
int ret;
struct v4l2_control ctrl;
static const u32 freqs[3] = { 44100, 48000, 32000 };
struct cx18 *cx = container_of(cxhdl, struct cx18, cxhdl);
ret = v4l2_prio_check(&cx->prio, id->prio);
if (ret)
return ret;
if (c->ctrl_class == V4L2_CTRL_CLASS_USER) {
int i;
int err = 0;
for (i = 0; i < c->count; i++) {
ctrl.id = c->controls[i].id;
ctrl.value = c->controls[i].value;
err = cx18_s_ctrl(cx, &ctrl);
c->controls[i].value = ctrl.value;
if (err) {
c->error_idx = i;
break;
}
}
return err;
}
if (c->ctrl_class == V4L2_CTRL_CLASS_MPEG) {
static u32 freqs[3] = { 44100, 48000, 32000 };
struct cx18_api_func_private priv;
struct cx2341x_mpeg_params p = cx->params;
int err = cx2341x_ext_ctrls(&p, atomic_read(&cx->ana_capturing),
c, VIDIOC_S_EXT_CTRLS);
unsigned int idx;
if (err)
return err;
if (p.video_encoding != cx->params.video_encoding) {
int is_mpeg1 = p.video_encoding ==
V4L2_MPEG_VIDEO_ENCODING_MPEG_1;
struct v4l2_mbus_framefmt fmt;
/* fix videodecoder resolution */
fmt.width = cx->params.width / (is_mpeg1 ? 2 : 1);
fmt.height = cx->params.height;
fmt.code = V4L2_MBUS_FMT_FIXED;
v4l2_subdev_call(cx->sd_av, video, s_mbus_fmt, &fmt);
}
priv.cx = cx;
priv.s = &cx->streams[id->type];
err = cx2341x_update(&priv, cx18_api_func, &cx->params, &p);
if (!err &&
(cx->params.stream_vbi_fmt != p.stream_vbi_fmt ||
cx->params.stream_type != p.stream_type))
err = cx18_setup_vbi_fmt(cx, p.stream_vbi_fmt,
p.stream_type);
cx->params = p;
cx->dualwatch_stereo_mode = p.audio_properties & 0x0300;
idx = p.audio_properties & 0x03;
/* The audio clock of the digitizer must match the codec sample
rate otherwise you get some very strange effects. */
if (idx < ARRAY_SIZE(freqs))
cx18_call_all(cx, audio, s_clock_freq, freqs[idx]);
return err;
}
return -EINVAL;
/* The audio clock of the digitizer must match the codec sample
rate otherwise you get some very strange effects. */
if (idx < ARRAY_SIZE(freqs))
cx18_call_all(cx, audio, s_clock_freq, freqs[idx]);
return 0;
}
int cx18_try_ext_ctrls(struct file *file, void *fh, struct v4l2_ext_controls *c)
static int cx18_s_audio_mode(struct cx2341x_handler *cxhdl, u32 val)
{
struct cx18 *cx = ((struct cx18_open_id *)fh)->cx;
struct cx18 *cx = container_of(cxhdl, struct cx18, cxhdl);
if (c->ctrl_class == V4L2_CTRL_CLASS_USER) {
int i;
int err = 0;
for (i = 0; i < c->count; i++) {
err = cx18_try_ctrl(file, fh, &c->controls[i]);
if (err) {
c->error_idx = i;
break;
}
}
return err;
}
if (c->ctrl_class == V4L2_CTRL_CLASS_MPEG)
return cx2341x_ext_ctrls(&cx->params,
atomic_read(&cx->ana_capturing),
c, VIDIOC_TRY_EXT_CTRLS);
return -EINVAL;
cx->dualwatch_stereo_mode = val;
return 0;
}
struct cx2341x_handler_ops cx18_cxhdl_ops = {
.s_audio_mode = cx18_s_audio_mode,
.s_audio_sampling_freq = cx18_s_audio_sampling_freq,
.s_video_encoding = cx18_s_video_encoding,
.s_stream_vbi_fmt = cx18_s_stream_vbi_fmt,
};

7
drivers/media/video/cx18/cx18-controls.h
View File

@ -21,9 +21,4 @@
* 02111-1307 USA
*/
int cx18_queryctrl(struct file *file, void *fh, struct v4l2_queryctrl *a);
int cx18_g_ext_ctrls(struct file *file, void *fh, struct v4l2_ext_controls *a);
int cx18_s_ext_ctrls(struct file *file, void *fh, struct v4l2_ext_controls *a);
int cx18_try_ext_ctrls(struct file *file, void *fh,
struct v4l2_ext_controls *a);
int cx18_querymenu(struct file *file, void *fh, struct v4l2_querymenu *a);
extern struct cx2341x_handler_ops cx18_cxhdl_ops;

30
drivers/media/video/cx18/cx18-driver.c
View File

@ -36,6 +36,7 @@
#include "cx18-scb.h"
#include "cx18-mailbox.h"
#include "cx18-ioctl.h"
#include "cx18-controls.h"
#include "tuner-xc2028.h"
#include <media/tveeprom.h>
@ -729,15 +730,21 @@ static int __devinit cx18_init_struct1(struct cx18 *cx)
cx->open_id = 1;
/* Initial settings */
cx2341x_fill_defaults(&cx->params);
cx->temporal_strength = cx->params.video_temporal_filter;
cx->spatial_strength = cx->params.video_spatial_filter;
cx->filter_mode = cx->params.video_spatial_filter_mode |
(cx->params.video_temporal_filter_mode << 1) |
(cx->params.video_median_filter_type << 2);
cx->params.port = CX2341X_PORT_MEMORY;
cx->params.capabilities =
CX2341X_CAP_HAS_TS | CX2341X_CAP_HAS_SLICED_VBI;
cx->cxhdl.port = CX2341X_PORT_MEMORY;
cx->cxhdl.capabilities = CX2341X_CAP_HAS_TS | CX2341X_CAP_HAS_SLICED_VBI;
cx->cxhdl.ops = &cx18_cxhdl_ops;
cx->cxhdl.func = cx18_api_func;
ret = cx2341x_handler_init(&cx->cxhdl, 50);
if (ret)
return ret;
cx->v4l2_dev.ctrl_handler = &cx->cxhdl.hdl;
cx->temporal_strength = cx->cxhdl.video_temporal_filter->cur.val;
cx->spatial_strength = cx->cxhdl.video_spatial_filter->cur.val;
cx->filter_mode = cx->cxhdl.video_spatial_filter_mode->cur.val |
(cx->cxhdl.video_temporal_filter_mode->cur.val << 1) |
(cx->cxhdl.video_median_filter_type->cur.val << 2);
init_waitqueue_head(&cx->cap_w);
init_waitqueue_head(&cx->mb_apu_waitq);
init_waitqueue_head(&cx->mb_cpu_waitq);
@ -1049,7 +1056,7 @@ static int __devinit cx18_probe(struct pci_dev *pci_dev,
else
cx->is_50hz = 1;
cx->params.video_gop_size = cx->is_60hz ? 15 : 12;
cx2341x_handler_set_50hz(&cx->cxhdl, !cx->is_60hz);
if (cx->options.radio > 0)
cx->v4l2_cap |= V4L2_CAP_RADIO;
@ -1095,7 +1102,6 @@ static int __devinit cx18_probe(struct pci_dev *pci_dev,
/* Load cx18 submodules (cx18-alsa) */
request_modules(cx);
return 0;
free_streams:
@ -1278,6 +1284,8 @@ static void cx18_remove(struct pci_dev *pci_dev)
for (i = 0; i < CX18_VBI_FRAMES; i++)
kfree(cx->vbi.sliced_mpeg_data[i]);
v4l2_ctrl_handler_free(&cx->av_state.hdl);
CX18_INFO("Removed %s\n", cx->card_name);
v4l2_device_unregister(v4l2_dev);

2
drivers/media/video/cx18/cx18-driver.h
View File

@ -565,7 +565,7 @@ struct cx18 {
struct cx18_av_state av_state;
/* codec settings */
struct cx2341x_mpeg_params params;
struct cx2341x_handler cxhdl;
u32 filter_mode;
u32 temporal_strength;
u32 spatial_strength;

32
drivers/media/video/cx18/cx18-fileops.c
View File

@ -160,13 +160,10 @@ EXPORT_SYMBOL(cx18_release_stream);
static void cx18_dualwatch(struct cx18 *cx)
{
struct v4l2_tuner vt;
u32 new_bitmap;
u32 new_stereo_mode;
const u32 stereo_mask = 0x0300;
const u32 dual = 0x0200;
u32 h;
new_stereo_mode = cx->params.audio_properties & stereo_mask;
new_stereo_mode = v4l2_ctrl_g_ctrl(cx->cxhdl.audio_mode);
memset(&vt, 0, sizeof(vt));
cx18_call_all(cx, tuner, g_tuner, &vt);
if (vt.audmode == V4L2_TUNER_MODE_LANG1_LANG2 &&
@ -176,25 +173,10 @@ static void cx18_dualwatch(struct cx18 *cx)
if (new_stereo_mode == cx->dualwatch_stereo_mode)
return;
new_bitmap = new_stereo_mode
| (cx->params.audio_properties & ~stereo_mask);
CX18_DEBUG_INFO("dualwatch: change stereo flag from 0x%x to 0x%x. "
"new audio_bitmask=0x%ux\n",
cx->dualwatch_stereo_mode, new_stereo_mode, new_bitmap);
h = cx18_find_handle(cx);
if (h == CX18_INVALID_TASK_HANDLE) {
CX18_DEBUG_INFO("dualwatch: can't find valid task handle\n");
return;
}
if (cx18_vapi(cx,
CX18_CPU_SET_AUDIO_PARAMETERS, 2, h, new_bitmap) == 0) {
cx->dualwatch_stereo_mode = new_stereo_mode;
return;
}
CX18_DEBUG_INFO("dualwatch: changing stereo flag failed\n");
CX18_DEBUG_INFO("dualwatch: change stereo flag from 0x%x to 0x%x.\n",
cx->dualwatch_stereo_mode, new_stereo_mode);
if (v4l2_ctrl_s_ctrl(cx->cxhdl.audio_mode, new_stereo_mode))
CX18_DEBUG_INFO("dualwatch: changing stereo flag failed\n");
}
@ -724,8 +706,8 @@ int cx18_v4l2_close(struct file *filp)
if (atomic_read(&cx->ana_capturing) > 0) {
/* Undo video mute */
cx18_vapi(cx, CX18_CPU_SET_VIDEO_MUTE, 2, s->handle,
cx->params.video_mute |
(cx->params.video_mute_yuv << 8));
(v4l2_ctrl_g_ctrl(cx->cxhdl.video_mute) |
(v4l2_ctrl_g_ctrl(cx->cxhdl.video_mute_yuv) << 8)));
}
/* Done! Unmute and continue. */
cx18_unmute(cx);

24
drivers/media/video/cx18/cx18-ioctl.c
View File

@ -152,8 +152,8 @@ static int cx18_g_fmt_vid_cap(struct file *file, void *fh,
struct cx18 *cx = id->cx;
struct v4l2_pix_format *pixfmt = &fmt->fmt.pix;
pixfmt->width = cx->params.width;
pixfmt->height = cx->params.height;
pixfmt->width = cx->cxhdl.width;
pixfmt->height = cx->cxhdl.height;
pixfmt->colorspace = V4L2_COLORSPACE_SMPTE170M;
pixfmt->field = V4L2_FIELD_INTERLACED;
pixfmt->priv = 0;
@ -287,14 +287,14 @@ static int cx18_s_fmt_vid_cap(struct file *file, void *fh,
w = fmt->fmt.pix.width;
h = fmt->fmt.pix.height;
if (cx->params.width == w && cx->params.height == h)
if (cx->cxhdl.width == w && cx->cxhdl.height == h)
return 0;
if (atomic_read(&cx->ana_capturing) > 0)
return -EBUSY;
mbus_fmt.width = cx->params.width = w;
mbus_fmt.height = cx->params.height = h;
mbus_fmt.width = cx->cxhdl.width = w;
mbus_fmt.height = cx->cxhdl.height = h;
mbus_fmt.code = V4L2_MBUS_FMT_FIXED;
v4l2_subdev_call(cx->sd_av, video, s_mbus_fmt, &mbus_fmt);
return cx18_g_fmt_vid_cap(file, fh, fmt);
@ -696,9 +696,10 @@ int cx18_s_std(struct file *file, void *fh, v4l2_std_id *std)
cx->std = *std;
cx->is_60hz = (*std & V4L2_STD_525_60) ? 1 : 0;
cx->params.is_50hz = cx->is_50hz = !cx->is_60hz;
cx->params.width = 720;
cx->params.height = cx->is_50hz ? 576 : 480;
cx->is_50hz = !cx->is_60hz;
cx2341x_handler_set_50hz(&cx->cxhdl, cx->is_50hz);
cx->cxhdl.width = 720;
cx->cxhdl.height = cx->is_50hz ? 576 : 480;
cx->vbi.count = cx->is_50hz ? 18 : 12;
cx->vbi.start[0] = cx->is_50hz ? 6 : 10;
cx->vbi.start[1] = cx->is_50hz ? 318 : 273;
@ -1035,7 +1036,7 @@ static int cx18_log_status(struct file *file, void *fh)
mutex_unlock(&cx->gpio_lock);
CX18_INFO("Tuner: %s\n",
test_bit(CX18_F_I_RADIO_USER, &cx->i_flags) ? "Radio" : "TV");
cx2341x_log_status(&cx->params, cx->v4l2_dev.name);
v4l2_ctrl_handler_log_status(&cx->cxhdl.hdl, cx->v4l2_dev.name);
CX18_INFO("Status flags: 0x%08lx\n", cx->i_flags);
for (i = 0; i < CX18_MAX_STREAMS; i++) {
struct cx18_stream *s = &cx->streams[i];
@ -1136,11 +1137,6 @@ static const struct v4l2_ioctl_ops cx18_ioctl_ops = {
.vidioc_s_register = cx18_s_register,
#endif
.vidioc_default = cx18_default,
.vidioc_queryctrl = cx18_queryctrl,
.vidioc_querymenu = cx18_querymenu,
.vidioc_g_ext_ctrls = cx18_g_ext_ctrls,
.vidioc_s_ext_ctrls = cx18_s_ext_ctrls,
.vidioc_try_ext_ctrls = cx18_try_ext_ctrls,
};
void cx18_set_funcs(struct video_device *vdev)

5
drivers/media/video/cx18/cx18-mailbox.c
View File

@ -716,9 +716,8 @@ static int cx18_set_filter_param(struct cx18_stream *s)
int cx18_api_func(void *priv, u32 cmd, int in, int out,
u32 data[CX2341X_MBOX_MAX_DATA])
{
struct cx18_api_func_private *api_priv = priv;
struct cx18 *cx = api_priv->cx;
struct cx18_stream *s = api_priv->s;
struct cx18_stream *s = priv;
struct cx18 *cx = s->cx;
switch (cmd) {
case CX2341X_ENC_SET_OUTPUT_PORT:

5
drivers/media/video/cx18/cx18-mailbox.h
View File

@ -81,11 +81,6 @@ struct cx18_mailbox {
struct cx18_stream;
struct cx18_api_func_private {
struct cx18 *cx;
struct cx18_stream *s;
};
int cx18_api(struct cx18 *cx, u32 cmd, int args, u32 data[]);
int cx18_vapi_result(struct cx18 *cx, u32 data[MAX_MB_ARGUMENTS], u32 cmd,
int args, ...);

16
drivers/media/video/cx18/cx18-streams.c
View File

@ -572,7 +572,7 @@ static void cx18_stream_configure_mdls(struct cx18_stream *s)
* Set the MDL size to the exact size needed for one frame.
* Use enough buffers per MDL to cover the MDL size
*/
s->mdl_size = 720 * s->cx->params.height * 3 / 2;
s->mdl_size = 720 * s->cx->cxhdl.height * 3 / 2;
s->bufs_per_mdl = s->mdl_size / s->buf_size;
if (s->mdl_size % s->buf_size)
s->bufs_per_mdl++;
@ -607,7 +607,6 @@ int cx18_start_v4l2_encode_stream(struct cx18_stream *s)
u32 data[MAX_MB_ARGUMENTS];
struct cx18 *cx = s->cx;
int captype = 0;
struct cx18_api_func_private priv;
struct cx18_stream *s_idx;
if (!cx18_stream_enabled(s))
@ -620,7 +619,7 @@ int cx18_start_v4l2_encode_stream(struct cx18_stream *s)
captype = CAPTURE_CHANNEL_TYPE_MPEG;
cx->mpg_data_received = cx->vbi_data_inserted = 0;
cx->dualwatch_jiffies = jiffies;
cx->dualwatch_stereo_mode = cx->params.audio_properties & 0x300;
cx->dualwatch_stereo_mode = v4l2_ctrl_g_ctrl(cx->cxhdl.audio_mode);
cx->search_pack_header = 0;
break;
@ -710,21 +709,21 @@ int cx18_start_v4l2_encode_stream(struct cx18_stream *s)
s->handle, cx18_stream_enabled(s_idx) ? 7 : 0);
/* Call out to the common CX2341x API setup for user controls */
priv.cx = cx;
priv.s = s;
cx2341x_update(&priv, cx18_api_func, NULL, &cx->params);
cx->cxhdl.priv = s;
cx2341x_handler_setup(&cx->cxhdl);
/*
* When starting a capture and we're set for radio,
* ensure the video is muted, despite the user control.
*/
if (!cx->params.video_mute &&
if (!cx->cxhdl.video_mute &&
test_bit(CX18_F_I_RADIO_USER, &cx->i_flags))
cx18_vapi(cx, CX18_CPU_SET_VIDEO_MUTE, 2, s->handle,
(cx->params.video_mute_yuv << 8) | 1);
(v4l2_ctrl_g_ctrl(cx->cxhdl.video_mute_yuv) << 8) | 1);
}
if (atomic_read(&cx->tot_capturing) == 0) {
cx2341x_handler_set_busy(&cx->cxhdl, 1);
clear_bit(CX18_F_I_EOS, &cx->i_flags);
cx18_write_reg(cx, 7, CX18_DSP0_INTERRUPT_MASK);
}
@ -826,6 +825,7 @@ int cx18_stop_v4l2_encode_stream(struct cx18_stream *s, int gop_end)
if (atomic_read(&cx->tot_capturing) > 0)
return 0;
cx2341x_handler_set_busy(&cx->cxhdl, 0);
cx18_write_reg(cx, 5, CX18_DSP0_INTERRUPT_MASK);
wake_up(&s->waitq);