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[media] cx88: first phase to convert cx88 to the control framework

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Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Hans Verkuil
2012-06-10 07:39:52 -03:00
committed by Mauro Carvalho Chehab
parent 902e197dcc
commit bac639818c
6 changed files with 211 additions and 446 deletions
Download Patch File Download Diff File Expand all files Collapse all files
drivers/media/video/cx88/cx88-alsa.c
+7 -24
View File
@@ -585,13 +585,10 @@ static void snd_cx88_wm8775_volume_put(struct snd_kcontrol *kcontrol,
{
snd_cx88_card_t *chip = snd_kcontrol_chip(kcontrol);
struct cx88_core *core = chip->core;
struct v4l2_control client_ctl;
int left = value->value.integer.value[0];
int right = value->value.integer.value[1];
int v, b;
memset(&client_ctl, 0, sizeof(client_ctl));
/* Pass volume & balance onto any WM8775 */
if (left >= right) {
v = left << 10;
@@ -600,13 +597,8 @@ static void snd_cx88_wm8775_volume_put(struct snd_kcontrol *kcontrol,
v = right << 10;
b = right ? 0xffff - (0x8000 * left) / right : 0x8000;
}
client_ctl.value = v;
client_ctl.id = V4L2_CID_AUDIO_VOLUME;
call_hw(core, WM8775_GID, core, s_ctrl, &client_ctl);
client_ctl.value = b;
client_ctl.id = V4L2_CID_AUDIO_BALANCE;
call_hw(core, WM8775_GID, core, s_ctrl, &client_ctl);
wm8775_s_ctrl(core, V4L2_CID_AUDIO_VOLUME, v);
wm8775_s_ctrl(core, V4L2_CID_AUDIO_BALANCE, b);
}
/* OK - TODO: test it */
@@ -687,14 +679,8 @@ static int snd_cx88_switch_put(struct snd_kcontrol *kcontrol,
cx_swrite(SHADOW_AUD_VOL_CTL, AUD_VOL_CTL, vol);
/* Pass mute onto any WM8775 */
if ((core->board.audio_chip == V4L2_IDENT_WM8775) &&
((1<<6) == bit)) {
struct v4l2_control client_ctl;
memset(&client_ctl, 0, sizeof(client_ctl));
client_ctl.value = 0 != (vol & bit);
client_ctl.id = V4L2_CID_AUDIO_MUTE;
call_hw(core, WM8775_GID, core, s_ctrl, &client_ctl);
}
((1<<6) == bit))
wm8775_s_ctrl(core, V4L2_CID_AUDIO_MUTE, 0 != (vol & bit));
ret = 1;
}
spin_unlock_irq(&chip->reg_lock);
@@ -724,13 +710,10 @@ static int snd_cx88_alc_get(struct snd_kcontrol *kcontrol,
{
snd_cx88_card_t *chip = snd_kcontrol_chip(kcontrol);
struct cx88_core *core = chip->core;
struct v4l2_control client_ctl;
memset(&client_ctl, 0, sizeof(client_ctl));
client_ctl.id = V4L2_CID_AUDIO_LOUDNESS;
call_hw(core, WM8775_GID, core, g_ctrl, &client_ctl);
value->value.integer.value[0] = client_ctl.value ? 1 : 0;
s32 val;
val = wm8775_g_ctrl(core, V4L2_CID_AUDIO_LOUDNESS);
value->value.integer.value[0] = val ? 1 : 0;
return 0;
}
drivers/media/video/cx88/cx88-blackbird.c
-71
View File
@@ -685,43 +685,6 @@ static struct videobuf_queue_ops blackbird_qops = {
/* ------------------------------------------------------------------ */
static const u32 *ctrl_classes[] = {
cx88_user_ctrls,
cx2341x_mpeg_ctrls,
NULL
};
static int blackbird_queryctrl(struct cx8802_dev *dev, struct v4l2_queryctrl *qctrl)
{
qctrl->id = v4l2_ctrl_next(ctrl_classes, qctrl->id);
if (qctrl->id == 0)
return -EINVAL;
/* Standard V4L2 controls */
if (cx8800_ctrl_query(dev->core, qctrl) == 0)
return 0;
/* MPEG V4L2 controls */
if (cx2341x_ctrl_query(&dev->params, qctrl))
qctrl->flags |= V4L2_CTRL_FLAG_DISABLED;
return 0;
}
/* ------------------------------------------------------------------ */
/* IOCTL Handlers */
static int vidioc_querymenu (struct file *file, void *priv,
struct v4l2_querymenu *qmenu)
{
struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev;
struct v4l2_queryctrl qctrl;
qctrl.id = qmenu->id;
blackbird_queryctrl(dev, &qctrl);
return v4l2_ctrl_query_menu(qmenu, &qctrl,
cx2341x_ctrl_get_menu(&dev->params, qmenu->id));
}
static int vidioc_querycap(struct file *file, void *priv,
struct v4l2_capability *cap)
{
@@ -917,20 +880,6 @@ static int vidioc_log_status (struct file *file, void *priv)
return 0;
}
static int vidioc_queryctrl (struct file *file, void *priv,
struct v4l2_queryctrl *qctrl)
{
struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev;
if (blackbird_queryctrl(dev, qctrl) == 0)
return 0;
qctrl->id = v4l2_ctrl_next(ctrl_classes, qctrl->id);
if (unlikely(qctrl->id == 0))
return -EINVAL;
return cx8800_ctrl_query(dev->core, qctrl);
}
static int vidioc_enum_input (struct file *file, void *priv,
struct v4l2_input *i)
{
@@ -938,22 +887,6 @@ static int vidioc_enum_input (struct file *file, void *priv,
return cx88_enum_input (core,i);
}
static int vidioc_g_ctrl (struct file *file, void *priv,
struct v4l2_control *ctl)
{
struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core;
return
cx88_get_control(core,ctl);
}
static int vidioc_s_ctrl (struct file *file, void *priv,
struct v4l2_control *ctl)
{
struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core;
return
cx88_set_control(core,ctl);
}
static int vidioc_g_frequency (struct file *file, void *priv,
struct v4l2_frequency *f)
{
@@ -1178,7 +1111,6 @@ static const struct v4l2_file_operations mpeg_fops =
};
static const struct v4l2_ioctl_ops mpeg_ioctl_ops = {
.vidioc_querymenu = vidioc_querymenu,
.vidioc_querycap = vidioc_querycap,
.vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap,
.vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap,
@@ -1195,10 +1127,7 @@ static const struct v4l2_ioctl_ops mpeg_ioctl_ops = {
.vidioc_try_ext_ctrls = vidioc_try_ext_ctrls,
.vidioc_s_frequency = vidioc_s_frequency,
.vidioc_log_status = vidioc_log_status,
.vidioc_queryctrl = vidioc_queryctrl,
.vidioc_enum_input = vidioc_enum_input,
.vidioc_g_ctrl = vidioc_g_ctrl,
.vidioc_s_ctrl = vidioc_s_ctrl,
.vidioc_g_frequency = vidioc_g_frequency,
.vidioc_g_input = vidioc_g_input,
.vidioc_s_input = vidioc_s_input,
drivers/media/video/cx88/cx88-cards.c
+11
View File
@@ -3693,7 +3693,14 @@ struct cx88_core *cx88_core_create(struct pci_dev *pci, int nr)
return NULL;
}
if (v4l2_ctrl_handler_init(&core->hdl, 13)) {
v4l2_device_unregister(&core->v4l2_dev);
kfree(core);
return NULL;
}
if (0 != cx88_get_resources(core, pci)) {
v4l2_ctrl_handler_free(&core->hdl);
v4l2_device_unregister(&core->v4l2_dev);
kfree(core);
return NULL;
@@ -3706,6 +3713,10 @@ struct cx88_core *cx88_core_create(struct pci_dev *pci, int nr)
core->bmmio = (u8 __iomem *)core->lmmio;
if (core->lmmio == NULL) {
release_mem_region(pci_resource_start(pci, 0),
pci_resource_len(pci, 0));
v4l2_ctrl_handler_free(&core->hdl);
v4l2_device_unregister(&core->v4l2_dev);
kfree(core);
return NULL;
}
drivers/media/video/cx88/cx88-core.c
+2 -1
View File
@@ -1030,7 +1030,7 @@ struct video_device *cx88_vdev_init(struct cx88_core *core,
return NULL;
*vfd = *template_;
vfd->v4l2_dev = &core->v4l2_dev;
vfd->parent = &pci->dev;
vfd->ctrl_handler = &core->hdl;
vfd->release = video_device_release;
snprintf(vfd->name, sizeof(vfd->name), "%s %s (%s)",
core->name, type, core->board.name);
@@ -1086,6 +1086,7 @@ void cx88_core_put(struct cx88_core *core, struct pci_dev *pci)
iounmap(core->lmmio);
cx88_devcount--;
mutex_unlock(&devlist);
v4l2_ctrl_handler_free(&core->hdl);
v4l2_device_unregister(&core->v4l2_dev);
kfree(core);
}
drivers/media/video/cx88/cx88-video.c
+159 -334
View File
File diff suppressed because it is too large Load Diff
drivers/media/video/cx88/cx88.h
+32 -16
View File
@@ -115,15 +115,6 @@ struct cx8800_fmt {
u32 cxformat;
};
struct cx88_ctrl {
struct v4l2_queryctrl v;
u32 off;
u32 reg;
u32 sreg;
u32 mask;
u32 shift;
};
/* ----------------------------------------------------------- */
/* SRAM memory management data (see cx88-core.c) */
@@ -359,6 +350,8 @@ struct cx88_core {
/* config info -- analog */
struct v4l2_device v4l2_dev;
struct v4l2_ctrl_handler hdl;
struct v4l2_subdev *sd_wm8775;
struct i2c_client *i2c_rtc;
unsigned int boardnr;
struct cx88_board board;
@@ -409,8 +402,6 @@ static inline struct cx88_core *to_core(struct v4l2_device *v4l2_dev)
return container_of(v4l2_dev, struct cx88_core, v4l2_dev);
}
#define WM8775_GID (1 << 0)
#define call_hw(core, grpid, o, f, args...) \
do { \
if (!core->i2c_rc) { \
@@ -424,6 +415,36 @@ static inline struct cx88_core *to_core(struct v4l2_device *v4l2_dev)
#define call_all(core, o, f, args...) call_hw(core, 0, o, f, ##args)
#define WM8775_GID (1 << 0)
#define wm8775_s_ctrl(core, id, val) \
do { \
struct v4l2_ctrl *ctrl_ = \
v4l2_ctrl_find(core->sd_wm8775->ctrl_handler, id); \
if (ctrl_ && !core->i2c_rc) { \
if (core->gate_ctrl) \
core->gate_ctrl(core, 1); \
v4l2_ctrl_s_ctrl(ctrl_, val); \
if (core->gate_ctrl) \
core->gate_ctrl(core, 0); \
} \
} while (0)
#define wm8775_g_ctrl(core, id) \
({ \
struct v4l2_ctrl *ctrl_ = \
v4l2_ctrl_find(core->sd_wm8775->ctrl_handler, id); \
s32 val = 0; \
if (ctrl_ && !core->i2c_rc) { \
if (core->gate_ctrl) \
core->gate_ctrl(core, 1); \
val = v4l2_ctrl_g_ctrl(ctrl_); \
if (core->gate_ctrl) \
core->gate_ctrl(core, 0); \
} \
val; \
})
struct cx8800_dev;
struct cx8802_dev;
@@ -722,13 +743,8 @@ void cx8802_cancel_buffers(struct cx8802_dev *dev);
/* ----------------------------------------------------------- */
/* cx88-video.c*/
extern const u32 cx88_user_ctrls[];
extern int cx8800_ctrl_query(struct cx88_core *core,
struct v4l2_queryctrl *qctrl);
int cx88_enum_input (struct cx88_core *core,struct v4l2_input *i);
int cx88_set_freq (struct cx88_core *core,struct v4l2_frequency *f);
int cx88_get_control(struct cx88_core *core, struct v4l2_control *ctl);
int cx88_set_control(struct cx88_core *core, struct v4l2_control *ctl);
int cx88_video_mux(struct cx88_core *core, unsigned int input);
void cx88_querycap(struct file *file, struct cx88_core *core,
struct v4l2_capability *cap);