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V4L/DVB (8113): ivtv/cx18: remove s/g_ctrl, now all controls are handled through s/g_ext_ctrl

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videodev converts old-style controls to an extended control so the ivtv and
cx18 drivers no longer have to handle both.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Hans Verkuil 2008-06-25 06:32:44 -03:00 committed by Mauro Carvalho Chehab
parent d8799b4699
commit adb65bc71c
6 changed files with 64 additions and 28 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

43
drivers/media/video/cx18/cx18-controls.c
View File

@ -101,16 +101,24 @@ int cx18_querymenu(struct file *file, void *fh, struct v4l2_querymenu *qmenu)
cx2341x_ctrl_get_menu(&cx->params, qmenu->id));
}
int cx18_s_ctrl(struct file *file, void *fh, struct v4l2_control *vctrl)
static int cx18_try_ctrl(struct file *file, void *fh,
struct v4l2_ext_control *vctrl)
{
struct cx18_open_id *id = fh;
struct cx18 *cx = id->cx;
int ret;
struct v4l2_queryctrl qctrl;
const char **menu_items = NULL;
int err;
ret = v4l2_prio_check(&cx->prio, &id->prio);
if (ret)
return ret;
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:
@ -134,10 +142,8 @@ int cx18_s_ctrl(struct file *file, void *fh, struct v4l2_control *vctrl)
return 0;
}
int cx18_g_ctrl(struct file *file, void *fh, struct v4l2_control *vctrl)
static int cx18_g_ctrl(struct cx18 *cx, struct v4l2_control *vctrl)
{
struct cx18 *cx = ((struct cx18_open_id *)fh)->cx;
switch (vctrl->id) {
/* Standard V4L2 controls */
case V4L2_CID_BRIGHTNESS:
@ -211,7 +217,7 @@ int cx18_g_ext_ctrls(struct file *file, void *fh, struct v4l2_ext_controls *c)
for (i = 0; i < c->count; i++) {
ctrl.id = c->controls[i].id;
ctrl.value = c->controls[i].value;
err = cx18_g_ctrl(file, fh, &ctrl);
err = cx18_g_ctrl(cx, &ctrl);
c->controls[i].value = ctrl.value;
if (err) {
c->error_idx = i;
@ -243,7 +249,7 @@ int cx18_s_ext_ctrls(struct file *file, void *fh, struct v4l2_ext_controls *c)
for (i = 0; i < c->count; i++) {
ctrl.id = c->controls[i].id;
ctrl.value = c->controls[i].value;
err = cx18_s_ctrl(file, fh, &ctrl);
err = cx18_s_ctrl(cx, &ctrl);
c->controls[i].value = ctrl.value;
if (err) {
c->error_idx = i;
@ -287,6 +293,19 @@ int cx18_try_ext_ctrls(struct file *file, void *fh, struct v4l2_ext_controls *c)
{
struct cx18 *cx = ((struct cx18_open_id *)fh)->cx;
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),

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

@ -22,8 +22,6 @@
*/
int cx18_queryctrl(struct file *file, void *fh, struct v4l2_queryctrl *a);
int cx18_g_ctrl(struct file *file, void *fh, struct v4l2_control *a);
int cx18_s_ctrl(struct file *file, void *fh, struct v4l2_control *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,

2
drivers/media/video/cx18/cx18-ioctl.c
View File

@ -819,8 +819,6 @@ void cx18_set_funcs(struct video_device *vdev)
vdev->vidioc_default = cx18_default;
vdev->vidioc_queryctrl = cx18_queryctrl;
vdev->vidioc_querymenu = cx18_querymenu;
vdev->vidioc_g_ctrl = cx18_g_ctrl;
vdev->vidioc_s_ctrl = cx18_s_ctrl;
vdev->vidioc_g_ext_ctrls = cx18_g_ext_ctrls;
vdev->vidioc_s_ext_ctrls = cx18_s_ext_ctrls;
vdev->vidioc_try_ext_ctrls = cx18_try_ext_ctrls;

39
drivers/media/video/ivtv/ivtv-controls.c
View File

@ -98,10 +98,24 @@ int ivtv_querymenu(struct file *file, void *fh, struct v4l2_querymenu *qmenu)
cx2341x_ctrl_get_menu(&itv->params, qmenu->id));
}
int ivtv_s_ctrl(struct file *file, void *fh, struct v4l2_control *vctrl)
static int ivtv_try_ctrl(struct file *file, void *fh,
struct v4l2_ext_control *vctrl)
{
struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
struct v4l2_queryctrl qctrl;
const char **menu_items = NULL;
int err;
qctrl.id = vctrl->id;
err = ivtv_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 ivtv_s_ctrl(struct ivtv *itv, struct v4l2_control *vctrl)
{
switch (vctrl->id) {
/* Standard V4L2 controls */
case V4L2_CID_BRIGHTNESS:
@ -125,10 +139,8 @@ int ivtv_s_ctrl(struct file *file, void *fh, struct v4l2_control *vctrl)
return 0;
}
int ivtv_g_ctrl(struct file *file, void *fh, struct v4l2_control *vctrl)
static int ivtv_g_ctrl(struct ivtv *itv, struct v4l2_control *vctrl)
{
struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
switch (vctrl->id) {
/* Standard V4L2 controls */
case V4L2_CID_BRIGHTNESS:
@ -203,7 +215,7 @@ int ivtv_g_ext_ctrls(struct file *file, void *fh, struct v4l2_ext_controls *c)
for (i = 0; i < c->count; i++) {
ctrl.id = c->controls[i].id;
ctrl.value = c->controls[i].value;
err = ivtv_g_ctrl(file, fh, &ctrl);
err = ivtv_g_ctrl(itv, &ctrl);
c->controls[i].value = ctrl.value;
if (err) {
c->error_idx = i;
@ -229,7 +241,7 @@ int ivtv_s_ext_ctrls(struct file *file, void *fh, struct v4l2_ext_controls *c)
for (i = 0; i < c->count; i++) {
ctrl.id = c->controls[i].id;
ctrl.value = c->controls[i].value;
err = ivtv_s_ctrl(file, fh, &ctrl);
err = ivtv_s_ctrl(itv, &ctrl);
c->controls[i].value = ctrl.value;
if (err) {
c->error_idx = i;
@ -277,6 +289,19 @@ int ivtv_try_ext_ctrls(struct file *file, void *fh, struct v4l2_ext_controls *c)
{
struct ivtv *itv = ((struct ivtv_open_id *)fh)->itv;
if (c->ctrl_class == V4L2_CTRL_CLASS_USER) {
int i;
int err = 0;
for (i = 0; i < c->count; i++) {
err = ivtv_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(&itv->params, atomic_read(&itv->capturing), c, VIDIOC_TRY_EXT_CTRLS);
return -EINVAL;

2
drivers/media/video/ivtv/ivtv-controls.h
View File

@ -22,8 +22,6 @@
#define IVTV_CONTROLS_H
int ivtv_queryctrl(struct file *file, void *fh, struct v4l2_queryctrl *a);
int ivtv_g_ctrl(struct file *file, void *fh, struct v4l2_control *a);
int ivtv_s_ctrl(struct file *file, void *fh, struct v4l2_control *a);
int ivtv_g_ext_ctrls(struct file *file, void *fh, struct v4l2_ext_controls *a);
int ivtv_s_ext_ctrls(struct file *file, void *fh, struct v4l2_ext_controls *a);
int ivtv_try_ext_ctrls(struct file *file, void *fh, struct v4l2_ext_controls *a);

4
drivers/media/video/ivtv/ivtv-ioctl.c
View File

@ -692,7 +692,7 @@ static int ivtv_itvc(struct ivtv *itv, unsigned int cmd, void *arg)
{
struct v4l2_register *regs = arg;
unsigned long flags;
u8 __iomem *reg_start;
volatile u8 __iomem *reg_start;
if (!capable(CAP_SYS_ADMIN))
return -EPERM;
@ -1904,8 +1904,6 @@ void ivtv_set_funcs(struct video_device *vdev)
vdev->vidioc_default = ivtv_default;
vdev->vidioc_queryctrl = ivtv_queryctrl;
vdev->vidioc_querymenu = ivtv_querymenu;
vdev->vidioc_g_ctrl = ivtv_g_ctrl;
vdev->vidioc_s_ctrl = ivtv_s_ctrl;
vdev->vidioc_g_ext_ctrls = ivtv_g_ext_ctrls;
vdev->vidioc_s_ext_ctrls = ivtv_s_ext_ctrls;
vdev->vidioc_try_ext_ctrls = ivtv_try_ext_ctrls;