#include <linux/init.h>
#include <linux/mutex.h>
#include <linux/uaccess.h>
+#include <linux/isa.h>
#include <asm/io.h>
#include <linux/videodev2.h>
#include <media/v4l2-common.h>
#include <media/v4l2-ioctl.h>
+#include <media/v4l2-ctrls.h>
+#include <media/v4l2-fh.h>
+#include <media/v4l2-event.h>
#include <media/v4l2-device.h>
MODULE_LICENSE("GPL");
-MODULE_VERSION("0.0.4");
+MODULE_VERSION("0.0.5");
#define MOTOROLA 1
#define PHILIPS2 2 /* SAA7191 */
struct pms {
struct v4l2_device v4l2_dev;
struct video_device vdev;
+ struct v4l2_ctrl_handler hdl;
int height;
int width;
int depth;
int input;
- s32 brightness, saturation, hue, contrast;
struct mutex lock;
int i2c_count;
struct i2c_info i2cinfo[64];
void __iomem *mem;
};
-static struct pms pms_card;
-
/*
* I/O ports and Shared Memory
*/
strlcpy(vcap->driver, dev->v4l2_dev.name, sizeof(vcap->driver));
strlcpy(vcap->card, "Mediavision PMS", sizeof(vcap->card));
- strlcpy(vcap->bus_info, "ISA", sizeof(vcap->bus_info));
- vcap->capabilities = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_READWRITE;
+ snprintf(vcap->bus_info, sizeof(vcap->bus_info),
+ "ISA:%s", dev->v4l2_dev.name);
+ vcap->device_caps = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_READWRITE;
+ vcap->capabilities = vcap->device_caps | V4L2_CAP_DEVICE_CAPS;
return 0;
}
if (inp > 3)
return -EINVAL;
- mutex_lock(&dev->lock);
dev->input = inp;
pms_videosource(dev, inp & 1);
pms_vcrinput(dev, inp >> 1);
- mutex_unlock(&dev->lock);
return 0;
}
int ret = 0;
dev->std = *std;
- mutex_lock(&dev->lock);
if (dev->std & V4L2_STD_NTSC) {
pms_framerate(dev, 30);
pms_secamcross(dev, 0);
pms_format(dev, 0);
break;
}*/
- mutex_unlock(&dev->lock);
- return 0;
-}
-
-static int pms_queryctrl(struct file *file, void *priv,
- struct v4l2_queryctrl *qc)
-{
- switch (qc->id) {
- case V4L2_CID_BRIGHTNESS:
- return v4l2_ctrl_query_fill(qc, 0, 255, 1, 139);
- case V4L2_CID_CONTRAST:
- return v4l2_ctrl_query_fill(qc, 0, 255, 1, 70);
- case V4L2_CID_SATURATION:
- return v4l2_ctrl_query_fill(qc, 0, 255, 1, 64);
- case V4L2_CID_HUE:
- return v4l2_ctrl_query_fill(qc, 0, 255, 1, 0);
- }
- return -EINVAL;
-}
-
-static int pms_g_ctrl(struct file *file, void *priv,
- struct v4l2_control *ctrl)
-{
- struct pms *dev = video_drvdata(file);
- int ret = 0;
-
- switch (ctrl->id) {
- case V4L2_CID_BRIGHTNESS:
- ctrl->value = dev->brightness;
- break;
- case V4L2_CID_CONTRAST:
- ctrl->value = dev->contrast;
- break;
- case V4L2_CID_SATURATION:
- ctrl->value = dev->saturation;
- break;
- case V4L2_CID_HUE:
- ctrl->value = dev->hue;
- break;
- default:
- ret = -EINVAL;
- break;
- }
return ret;
}
-static int pms_s_ctrl(struct file *file, void *priv,
- struct v4l2_control *ctrl)
+static int pms_s_ctrl(struct v4l2_ctrl *ctrl)
{
- struct pms *dev = video_drvdata(file);
+ struct pms *dev = container_of(ctrl->handler, struct pms, hdl);
int ret = 0;
- mutex_lock(&dev->lock);
switch (ctrl->id) {
case V4L2_CID_BRIGHTNESS:
- dev->brightness = ctrl->value;
- pms_brightness(dev, dev->brightness);
+ pms_brightness(dev, ctrl->val);
break;
case V4L2_CID_CONTRAST:
- dev->contrast = ctrl->value;
- pms_contrast(dev, dev->contrast);
+ pms_contrast(dev, ctrl->val);
break;
case V4L2_CID_SATURATION:
- dev->saturation = ctrl->value;
- pms_saturation(dev, dev->saturation);
+ pms_saturation(dev, ctrl->val);
break;
case V4L2_CID_HUE:
- dev->hue = ctrl->value;
- pms_hue(dev, dev->hue);
+ pms_hue(dev, ctrl->val);
break;
default:
ret = -EINVAL;
break;
}
- mutex_unlock(&dev->lock);
return ret;
}
if (ret)
return ret;
- mutex_lock(&dev->lock);
dev->width = pix->width;
dev->height = pix->height;
dev->depth = (pix->pixelformat == V4L2_PIX_FMT_RGB555) ? 15 : 16;
pms_resolution(dev, dev->width, dev->height);
/* Ok we figured out what to use from our wide choice */
- mutex_unlock(&dev->lock);
return 0;
}
"RGB 5:5:5", V4L2_PIX_FMT_RGB555,
{ 0, 0, 0, 0 }
},
- { 0, 0, 0,
+ { 1, 0, 0,
"RGB 5:6:5", V4L2_PIX_FMT_RGB565,
{ 0, 0, 0, 0 }
},
struct pms *dev = video_drvdata(file);
int len;
- mutex_lock(&dev->lock);
len = pms_capture(dev, buf, (dev->depth == 15), count);
- mutex_unlock(&dev->lock);
return len;
}
+static unsigned int pms_poll(struct file *file, struct poll_table_struct *wait)
+{
+ struct v4l2_fh *fh = file->private_data;
+ unsigned int res = POLLIN | POLLRDNORM;
+
+ if (v4l2_event_pending(fh))
+ res |= POLLPRI;
+ poll_wait(file, &fh->wait, wait);
+ return res;
+}
+
static const struct v4l2_file_operations pms_fops = {
.owner = THIS_MODULE,
+ .open = v4l2_fh_open,
+ .release = v4l2_fh_release,
+ .poll = pms_poll,
.unlocked_ioctl = video_ioctl2,
.read = pms_read,
};
static const struct v4l2_ioctl_ops pms_ioctl_ops = {
- .vidioc_querycap = pms_querycap,
- .vidioc_g_input = pms_g_input,
- .vidioc_s_input = pms_s_input,
- .vidioc_enum_input = pms_enum_input,
- .vidioc_g_std = pms_g_std,
- .vidioc_s_std = pms_s_std,
- .vidioc_queryctrl = pms_queryctrl,
- .vidioc_g_ctrl = pms_g_ctrl,
- .vidioc_s_ctrl = pms_s_ctrl,
- .vidioc_enum_fmt_vid_cap = pms_enum_fmt_vid_cap,
- .vidioc_g_fmt_vid_cap = pms_g_fmt_vid_cap,
- .vidioc_s_fmt_vid_cap = pms_s_fmt_vid_cap,
- .vidioc_try_fmt_vid_cap = pms_try_fmt_vid_cap,
+ .vidioc_querycap = pms_querycap,
+ .vidioc_g_input = pms_g_input,
+ .vidioc_s_input = pms_s_input,
+ .vidioc_enum_input = pms_enum_input,
+ .vidioc_g_std = pms_g_std,
+ .vidioc_s_std = pms_s_std,
+ .vidioc_enum_fmt_vid_cap = pms_enum_fmt_vid_cap,
+ .vidioc_g_fmt_vid_cap = pms_g_fmt_vid_cap,
+ .vidioc_s_fmt_vid_cap = pms_s_fmt_vid_cap,
+ .vidioc_try_fmt_vid_cap = pms_try_fmt_vid_cap,
+ .vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
+ .vidioc_unsubscribe_event = v4l2_event_unsubscribe,
};
/*
module_param(enable, int, 0);
#endif
-static int __init pms_init(void)
+static const struct v4l2_ctrl_ops pms_ctrl_ops = {
+ .s_ctrl = pms_s_ctrl,
+};
+
+static int pms_probe(struct device *pdev, unsigned int card)
{
- struct pms *dev = &pms_card;
- struct v4l2_device *v4l2_dev = &dev->v4l2_dev;
+ struct pms *dev;
+ struct v4l2_device *v4l2_dev;
+ struct v4l2_ctrl_handler *hdl;
int res;
- strlcpy(v4l2_dev->name, "pms", sizeof(v4l2_dev->name));
-
- v4l2_info(v4l2_dev, "Mediavision Pro Movie Studio driver 0.03\n");
-
#ifndef MODULE
if (!enable) {
- v4l2_err(v4l2_dev,
- "PMS: not enabled, use pms.enable=1 to probe\n");
+ pr_err("PMS: not enabled, use pms.enable=1 to probe\n");
return -ENODEV;
}
#endif
+ dev = kzalloc(sizeof(*dev), GFP_KERNEL);
+ if (dev == NULL)
+ return -ENOMEM;
+
dev->decoder = PHILIPS2;
dev->io = io_port;
dev->data = io_port + 1;
+ v4l2_dev = &dev->v4l2_dev;
+ hdl = &dev->hdl;
- if (init_mediavision(dev)) {
+ res = v4l2_device_register(pdev, v4l2_dev);
+ if (res < 0) {
+ v4l2_err(v4l2_dev, "Could not register v4l2_device\n");
+ goto free_dev;
+ }
+ v4l2_info(v4l2_dev, "Mediavision Pro Movie Studio driver 0.05\n");
+
+ res = init_mediavision(dev);
+ if (res) {
v4l2_err(v4l2_dev, "Board not found.\n");
- return -ENODEV;
+ goto free_io;
}
- res = v4l2_device_register(NULL, v4l2_dev);
- if (res < 0) {
- v4l2_err(v4l2_dev, "Could not register v4l2_device\n");
- return res;
+ v4l2_ctrl_handler_init(hdl, 4);
+ v4l2_ctrl_new_std(hdl, &pms_ctrl_ops,
+ V4L2_CID_BRIGHTNESS, 0, 255, 1, 139);
+ v4l2_ctrl_new_std(hdl, &pms_ctrl_ops,
+ V4L2_CID_CONTRAST, 0, 255, 1, 70);
+ v4l2_ctrl_new_std(hdl, &pms_ctrl_ops,
+ V4L2_CID_SATURATION, 0, 255, 1, 64);
+ v4l2_ctrl_new_std(hdl, &pms_ctrl_ops,
+ V4L2_CID_HUE, 0, 255, 1, 0);
+ if (hdl->error) {
+ res = hdl->error;
+ goto free_hdl;
}
+ mutex_init(&dev->lock);
strlcpy(dev->vdev.name, v4l2_dev->name, sizeof(dev->vdev.name));
dev->vdev.v4l2_dev = v4l2_dev;
+ dev->vdev.ctrl_handler = hdl;
dev->vdev.fops = &pms_fops;
dev->vdev.ioctl_ops = &pms_ioctl_ops;
dev->vdev.release = video_device_release_empty;
+ dev->vdev.lock = &dev->lock;
+ dev->vdev.tvnorms = V4L2_STD_NTSC | V4L2_STD_PAL | V4L2_STD_SECAM;
+ set_bit(V4L2_FL_USE_FH_PRIO, &dev->vdev.flags);
video_set_drvdata(&dev->vdev, dev);
- mutex_init(&dev->lock);
dev->std = V4L2_STD_NTSC_M;
dev->height = 240;
dev->width = 320;
- dev->depth = 15;
- dev->brightness = 139;
- dev->contrast = 70;
- dev->hue = 0;
- dev->saturation = 64;
+ dev->depth = 16;
pms_swsense(dev, 75);
pms_resolution(dev, 320, 240);
pms_videosource(dev, 0);
pms_vcrinput(dev, 0);
- if (video_register_device(&dev->vdev, VFL_TYPE_GRABBER, video_nr) < 0) {
- v4l2_device_unregister(&dev->v4l2_dev);
- release_region(dev->io, 3);
- release_region(0x9a01, 1);
- iounmap(dev->mem);
- return -EINVAL;
- }
- return 0;
+ v4l2_ctrl_handler_setup(hdl);
+ res = video_register_device(&dev->vdev, VFL_TYPE_GRABBER, video_nr);
+ if (res >= 0)
+ return 0;
+
+free_hdl:
+ v4l2_ctrl_handler_free(hdl);
+ v4l2_device_unregister(&dev->v4l2_dev);
+free_io:
+ release_region(dev->io, 3);
+ release_region(0x9a01, 1);
+ iounmap(dev->mem);
+free_dev:
+ kfree(dev);
+ return res;
}
-static void __exit pms_exit(void)
+static int pms_remove(struct device *pdev, unsigned int card)
{
- struct pms *dev = &pms_card;
+ struct pms *dev = dev_get_drvdata(pdev);
video_unregister_device(&dev->vdev);
+ v4l2_ctrl_handler_free(&dev->hdl);
release_region(dev->io, 3);
release_region(0x9a01, 1);
iounmap(dev->mem);
+ return 0;
+}
+
+static struct isa_driver pms_driver = {
+ .probe = pms_probe,
+ .remove = pms_remove,
+ .driver = {
+ .name = "pms",
+ },
+};
+
+static int __init pms_init(void)
+{
+ return isa_register_driver(&pms_driver, 1);
+}
+
+static void __exit pms_exit(void)
+{
+ isa_unregister_driver(&pms_driver);
}
module_init(pms_init);
projects / platform / kernel / linux-3.10.git / commitdiff