*
* Copyright (C) 2001-2004 Stelian Pop <stelian@popies.net>
*
- * Copyright (C) 2001-2002 Alcôve <www.alcove.com>
+ * Copyright (C) 2001-2002 Alcôve <www.alcove.com>
*
* Copyright (C) 2000 Andrew Tridgell <tridge@valinux.com>
*
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
-#include <linux/config.h>
#include <linux/module.h>
#include <linux/pci.h>
-#include <linux/sched.h>
#include <linux/init.h>
#include <linux/videodev.h>
#include <media/v4l2-common.h>
+#include <media/v4l2-ioctl.h>
#include <asm/uaccess.h>
#include <asm/io.h>
#include <linux/delay.h>
#include <linux/meye.h>
MODULE_AUTHOR("Stelian Pop <stelian@popies.net>");
-MODULE_DESCRIPTION("v4l/v4l2 driver for the MotionEye camera");
+MODULE_DESCRIPTION("v4l2 driver for the MotionEye camera");
MODULE_LICENSE("GPL");
MODULE_VERSION(MEYE_DRIVER_VERSION);
-/* force usage of V4L1 API */
-static int forcev4l1; /* = 0 */
-module_param(forcev4l1, int, 0644);
-MODULE_PARM_DESC(forcev4l1, "force use of V4L1 instead of V4L2");
-
/* number of grab buffers */
static unsigned int gbuffers = 2;
module_param(gbuffers, int, 0444);
/* Interrupt handling */
/****************************************************************************/
-static irqreturn_t meye_irq(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t meye_irq(int irq, void *dev_id)
{
u32 v;
int reqnr;
- static int sequence = 0;
+ static int sequence;
v = mchip_read(MCHIP_MM_INTA);
/* video4linux integration */
/****************************************************************************/
-static int meye_open(struct inode *inode, struct file *file)
+static int meye_open(struct file *file)
{
- int i, err;
+ int i;
- err = video_exclusive_open(inode, file);
- if (err < 0)
- return err;
+ if (test_and_set_bit(0, &meye.in_use))
+ return -EBUSY;
mchip_hic_stop();
if (mchip_dma_alloc()) {
printk(KERN_ERR "meye: mchip framebuffer allocation failed\n");
- video_exclusive_release(inode, file);
+ clear_bit(0, &meye.in_use);
return -ENOBUFS;
}
return 0;
}
-static int meye_release(struct inode *inode, struct file *file)
+static int meye_release(struct file *file)
{
mchip_hic_stop();
mchip_dma_free();
- video_exclusive_release(inode, file);
+ clear_bit(0, &meye.in_use);
return 0;
}
-static int meye_do_ioctl(struct inode *inode, struct file *file,
- unsigned int cmd, void *arg)
+static int meyeioc_g_params(struct meye_params *p)
{
- switch (cmd) {
+ *p = meye.params;
+ return 0;
+}
- case VIDIOCGCAP: {
- struct video_capability *b = arg;
- strcpy(b->name,meye.video_dev->name);
- b->type = VID_TYPE_CAPTURE;
- b->channels = 1;
- b->audios = 0;
- b->maxwidth = 640;
- b->maxheight = 480;
- b->minwidth = 320;
- b->minheight = 240;
- break;
- }
+static int meyeioc_s_params(struct meye_params *jp)
+{
+ if (jp->subsample > 1)
+ return -EINVAL;
- case VIDIOCGCHAN: {
- struct video_channel *v = arg;
- v->flags = 0;
- v->tuners = 0;
- v->type = VIDEO_TYPE_CAMERA;
- if (v->channel != 0)
- return -EINVAL;
- strcpy(v->name,"Camera");
- break;
- }
+ if (jp->quality > 10)
+ return -EINVAL;
- case VIDIOCSCHAN: {
- struct video_channel *v = arg;
- if (v->channel != 0)
- return -EINVAL;
- break;
- }
+ if (jp->sharpness > 63 || jp->agc > 63 || jp->picture > 63)
+ return -EINVAL;
- case VIDIOCGPICT: {
- struct video_picture *p = arg;
- *p = meye.picture;
- break;
- }
+ if (jp->framerate > 31)
+ return -EINVAL;
- case VIDIOCSPICT: {
- struct video_picture *p = arg;
- if (p->depth != 16)
- return -EINVAL;
- if (p->palette != VIDEO_PALETTE_YUV422)
- return -EINVAL;
- mutex_lock(&meye.lock);
- sonypi_camera_command(SONYPI_COMMAND_SETCAMERABRIGHTNESS,
- p->brightness >> 10);
- sonypi_camera_command(SONYPI_COMMAND_SETCAMERAHUE,
- p->hue >> 10);
- sonypi_camera_command(SONYPI_COMMAND_SETCAMERACOLOR,
- p->colour >> 10);
- sonypi_camera_command(SONYPI_COMMAND_SETCAMERACONTRAST,
- p->contrast >> 10);
- meye.picture = *p;
- mutex_unlock(&meye.lock);
- break;
- }
+ mutex_lock(&meye.lock);
- case VIDIOCSYNC: {
- int *i = arg;
- int unused;
+ if (meye.params.subsample != jp->subsample ||
+ meye.params.quality != jp->quality)
+ mchip_hic_stop(); /* need restart */
+
+ meye.params = *jp;
+ sony_pic_camera_command(SONY_PIC_COMMAND_SETCAMERASHARPNESS,
+ meye.params.sharpness);
+ sony_pic_camera_command(SONY_PIC_COMMAND_SETCAMERAAGC,
+ meye.params.agc);
+ sony_pic_camera_command(SONY_PIC_COMMAND_SETCAMERAPICTURE,
+ meye.params.picture);
+ mutex_unlock(&meye.lock);
- if (*i < 0 || *i >= gbuffers)
- return -EINVAL;
+ return 0;
+}
- mutex_lock(&meye.lock);
+static int meyeioc_qbuf_capt(int *nb)
+{
+ if (!meye.grab_fbuffer)
+ return -EINVAL;
- switch (meye.grab_buffer[*i].state) {
+ if (*nb >= gbuffers)
+ return -EINVAL;
- case MEYE_BUF_UNUSED:
- mutex_unlock(&meye.lock);
- return -EINVAL;
- case MEYE_BUF_USING:
- if (file->f_flags & O_NONBLOCK) {
- mutex_unlock(&meye.lock);
- return -EAGAIN;
- }
- if (wait_event_interruptible(meye.proc_list,
- (meye.grab_buffer[*i].state != MEYE_BUF_USING))) {
- mutex_unlock(&meye.lock);
- return -EINTR;
- }
- /* fall through */
- case MEYE_BUF_DONE:
- meye.grab_buffer[*i].state = MEYE_BUF_UNUSED;
- kfifo_get(meye.doneq, (unsigned char *)&unused, sizeof(int));
- }
- mutex_unlock(&meye.lock);
- break;
+ if (*nb < 0) {
+ /* stop capture */
+ mchip_hic_stop();
+ return 0;
}
- case VIDIOCMCAPTURE: {
- struct video_mmap *vm = arg;
- int restart = 0;
-
- if (vm->frame >= gbuffers || vm->frame < 0)
- return -EINVAL;
- if (vm->format != VIDEO_PALETTE_YUV422)
- return -EINVAL;
- if (vm->height * vm->width * 2 > gbufsize)
- return -EINVAL;
- if (!meye.grab_fbuffer)
- return -EINVAL;
- if (meye.grab_buffer[vm->frame].state != MEYE_BUF_UNUSED)
- return -EBUSY;
-
- mutex_lock(&meye.lock);
- if (vm->width == 640 && vm->height == 480) {
- if (meye.params.subsample) {
- meye.params.subsample = 0;
- restart = 1;
- }
- } else if (vm->width == 320 && vm->height == 240) {
- if (!meye.params.subsample) {
- meye.params.subsample = 1;
- restart = 1;
- }
- } else {
- mutex_unlock(&meye.lock);
- return -EINVAL;
- }
+ if (meye.grab_buffer[*nb].state != MEYE_BUF_UNUSED)
+ return -EBUSY;
- if (restart || meye.mchip_mode != MCHIP_HIC_MODE_CONT_OUT)
- mchip_continuous_start();
- meye.grab_buffer[vm->frame].state = MEYE_BUF_USING;
- kfifo_put(meye.grabq, (unsigned char *)&vm->frame, sizeof(int));
- mutex_unlock(&meye.lock);
- break;
- }
+ mutex_lock(&meye.lock);
- case VIDIOCGMBUF: {
- struct video_mbuf *vm = arg;
- int i;
+ if (meye.mchip_mode != MCHIP_HIC_MODE_CONT_COMP)
+ mchip_cont_compression_start();
- memset(vm, 0 , sizeof(*vm));
- vm->size = gbufsize * gbuffers;
- vm->frames = gbuffers;
- for (i = 0; i < gbuffers; i++)
- vm->offsets[i] = i * gbufsize;
- break;
- }
+ meye.grab_buffer[*nb].state = MEYE_BUF_USING;
+ kfifo_put(meye.grabq, (unsigned char *)nb, sizeof(int));
+ mutex_unlock(&meye.lock);
- case MEYEIOC_G_PARAMS: {
- struct meye_params *p = arg;
- *p = meye.params;
- break;
- }
+ return 0;
+}
- case MEYEIOC_S_PARAMS: {
- struct meye_params *jp = arg;
- if (jp->subsample > 1)
- return -EINVAL;
- if (jp->quality > 10)
- return -EINVAL;
- if (jp->sharpness > 63 || jp->agc > 63 || jp->picture > 63)
- return -EINVAL;
- if (jp->framerate > 31)
- return -EINVAL;
- mutex_lock(&meye.lock);
- if (meye.params.subsample != jp->subsample ||
- meye.params.quality != jp->quality)
- mchip_hic_stop(); /* need restart */
- meye.params = *jp;
- sonypi_camera_command(SONYPI_COMMAND_SETCAMERASHARPNESS,
- meye.params.sharpness);
- sonypi_camera_command(SONYPI_COMMAND_SETCAMERAAGC,
- meye.params.agc);
- sonypi_camera_command(SONYPI_COMMAND_SETCAMERAPICTURE,
- meye.params.picture);
- mutex_unlock(&meye.lock);
- break;
- }
+static int meyeioc_sync(struct file *file, void *fh, int *i)
+{
+ int unused;
- case MEYEIOC_QBUF_CAPT: {
- int *nb = arg;
-
- if (!meye.grab_fbuffer)
- return -EINVAL;
- if (*nb >= gbuffers)
- return -EINVAL;
- if (*nb < 0) {
- /* stop capture */
- mchip_hic_stop();
- return 0;
- }
- if (meye.grab_buffer[*nb].state != MEYE_BUF_UNUSED)
- return -EBUSY;
- mutex_lock(&meye.lock);
- if (meye.mchip_mode != MCHIP_HIC_MODE_CONT_COMP)
- mchip_cont_compression_start();
- meye.grab_buffer[*nb].state = MEYE_BUF_USING;
- kfifo_put(meye.grabq, (unsigned char *)nb, sizeof(int));
+ if (*i < 0 || *i >= gbuffers)
+ return -EINVAL;
+
+ mutex_lock(&meye.lock);
+ switch (meye.grab_buffer[*i].state) {
+
+ case MEYE_BUF_UNUSED:
mutex_unlock(&meye.lock);
- break;
+ return -EINVAL;
+ case MEYE_BUF_USING:
+ if (file->f_flags & O_NONBLOCK) {
+ mutex_unlock(&meye.lock);
+ return -EAGAIN;
+ }
+ if (wait_event_interruptible(meye.proc_list,
+ (meye.grab_buffer[*i].state != MEYE_BUF_USING))) {
+ mutex_unlock(&meye.lock);
+ return -EINTR;
+ }
+ /* fall through */
+ case MEYE_BUF_DONE:
+ meye.grab_buffer[*i].state = MEYE_BUF_UNUSED;
+ kfifo_get(meye.doneq, (unsigned char *)&unused, sizeof(int));
}
+ *i = meye.grab_buffer[*i].size;
+ mutex_unlock(&meye.lock);
+ return 0;
+}
+
+static int meyeioc_stillcapt(void)
+{
+ if (!meye.grab_fbuffer)
+ return -EINVAL;
- case MEYEIOC_SYNC: {
- int *i = arg;
- int unused;
+ if (meye.grab_buffer[0].state != MEYE_BUF_UNUSED)
+ return -EBUSY;
- if (*i < 0 || *i >= gbuffers)
- return -EINVAL;
+ mutex_lock(&meye.lock);
+ meye.grab_buffer[0].state = MEYE_BUF_USING;
+ mchip_take_picture();
- mutex_lock(&meye.lock);
- switch (meye.grab_buffer[*i].state) {
+ mchip_get_picture(meye.grab_fbuffer,
+ mchip_hsize() * mchip_vsize() * 2);
- case MEYE_BUF_UNUSED:
- mutex_unlock(&meye.lock);
- return -EINVAL;
- case MEYE_BUF_USING:
- if (file->f_flags & O_NONBLOCK) {
- mutex_unlock(&meye.lock);
- return -EAGAIN;
- }
- if (wait_event_interruptible(meye.proc_list,
- (meye.grab_buffer[*i].state != MEYE_BUF_USING))) {
- mutex_unlock(&meye.lock);
- return -EINTR;
- }
- /* fall through */
- case MEYE_BUF_DONE:
- meye.grab_buffer[*i].state = MEYE_BUF_UNUSED;
- kfifo_get(meye.doneq, (unsigned char *)&unused, sizeof(int));
- }
- *i = meye.grab_buffer[*i].size;
- mutex_unlock(&meye.lock);
- break;
- }
+ meye.grab_buffer[0].state = MEYE_BUF_DONE;
+ mutex_unlock(&meye.lock);
- case MEYEIOC_STILLCAPT: {
+ return 0;
+}
- if (!meye.grab_fbuffer)
- return -EINVAL;
- if (meye.grab_buffer[0].state != MEYE_BUF_UNUSED)
- return -EBUSY;
- mutex_lock(&meye.lock);
- meye.grab_buffer[0].state = MEYE_BUF_USING;
+static int meyeioc_stilljcapt(int *len)
+{
+ if (!meye.grab_fbuffer)
+ return -EINVAL;
+
+ if (meye.grab_buffer[0].state != MEYE_BUF_UNUSED)
+ return -EBUSY;
+
+ mutex_lock(&meye.lock);
+ meye.grab_buffer[0].state = MEYE_BUF_USING;
+ *len = -1;
+
+ while (*len == -1) {
mchip_take_picture();
- mchip_get_picture(
- meye.grab_fbuffer,
- mchip_hsize() * mchip_vsize() * 2);
- meye.grab_buffer[0].state = MEYE_BUF_DONE;
- mutex_unlock(&meye.lock);
- break;
+ *len = mchip_compress_frame(meye.grab_fbuffer, gbufsize);
}
- case MEYEIOC_STILLJCAPT: {
- int *len = arg;
-
- if (!meye.grab_fbuffer)
- return -EINVAL;
- if (meye.grab_buffer[0].state != MEYE_BUF_UNUSED)
- return -EBUSY;
- mutex_lock(&meye.lock);
- meye.grab_buffer[0].state = MEYE_BUF_USING;
- *len = -1;
- while (*len == -1) {
- mchip_take_picture();
- *len = mchip_compress_frame(meye.grab_fbuffer, gbufsize);
- }
- meye.grab_buffer[0].state = MEYE_BUF_DONE;
- mutex_unlock(&meye.lock);
- break;
- }
+ meye.grab_buffer[0].state = MEYE_BUF_DONE;
+ mutex_unlock(&meye.lock);
+ return 0;
+}
- case VIDIOC_QUERYCAP: {
- struct v4l2_capability *cap = arg;
+static int vidioc_querycap(struct file *file, void *fh,
+ struct v4l2_capability *cap)
+{
+ memset(cap, 0, sizeof(*cap));
+ strcpy(cap->driver, "meye");
+ strcpy(cap->card, "meye");
+ sprintf(cap->bus_info, "PCI:%s", pci_name(meye.mchip_dev));
- if (forcev4l1)
- return -EINVAL;
+ cap->version = (MEYE_DRIVER_MAJORVERSION << 8) +
+ MEYE_DRIVER_MINORVERSION;
- memset(cap, 0, sizeof(*cap));
- strcpy(cap->driver, "meye");
- strcpy(cap->card, "meye");
- sprintf(cap->bus_info, "PCI:%s", pci_name(meye.mchip_dev));
- cap->version = (MEYE_DRIVER_MAJORVERSION << 8) +
- MEYE_DRIVER_MINORVERSION;
- cap->capabilities = V4L2_CAP_VIDEO_CAPTURE |
- V4L2_CAP_STREAMING;
- break;
- }
+ cap->capabilities = V4L2_CAP_VIDEO_CAPTURE |
+ V4L2_CAP_STREAMING;
+
+ return 0;
+}
+
+static int vidioc_enum_input(struct file *file, void *fh, struct v4l2_input *i)
+{
+ if (i->index != 0)
+ return -EINVAL;
+
+ memset(i, 0, sizeof(*i));
+ i->index = 0;
+ strcpy(i->name, "Camera");
+ i->type = V4L2_INPUT_TYPE_CAMERA;
- case VIDIOC_ENUMINPUT: {
- struct v4l2_input *i = arg;
+ return 0;
+}
+
+static int vidioc_g_input(struct file *file, void *fh, unsigned int *i)
+{
+ *i = 0;
+ return 0;
+}
+
+static int vidioc_s_input(struct file *file, void *fh, unsigned int i)
+{
+ if (i != 0)
+ return -EINVAL;
+
+ return 0;
+}
- if (i->index != 0)
- return -EINVAL;
- memset(i, 0, sizeof(*i));
- i->index = 0;
- strcpy(i->name, "Camera");
- i->type = V4L2_INPUT_TYPE_CAMERA;
+static int vidioc_queryctrl(struct file *file, void *fh,
+ struct v4l2_queryctrl *c)
+{
+ switch (c->id) {
+
+ case V4L2_CID_BRIGHTNESS:
+ c->type = V4L2_CTRL_TYPE_INTEGER;
+ strcpy(c->name, "Brightness");
+ c->minimum = 0;
+ c->maximum = 63;
+ c->step = 1;
+ c->default_value = 32;
+ c->flags = 0;
+ break;
+ case V4L2_CID_HUE:
+ c->type = V4L2_CTRL_TYPE_INTEGER;
+ strcpy(c->name, "Hue");
+ c->minimum = 0;
+ c->maximum = 63;
+ c->step = 1;
+ c->default_value = 32;
+ c->flags = 0;
+ break;
+ case V4L2_CID_CONTRAST:
+ c->type = V4L2_CTRL_TYPE_INTEGER;
+ strcpy(c->name, "Contrast");
+ c->minimum = 0;
+ c->maximum = 63;
+ c->step = 1;
+ c->default_value = 32;
+ c->flags = 0;
+ break;
+ case V4L2_CID_SATURATION:
+ c->type = V4L2_CTRL_TYPE_INTEGER;
+ strcpy(c->name, "Saturation");
+ c->minimum = 0;
+ c->maximum = 63;
+ c->step = 1;
+ c->default_value = 32;
+ c->flags = 0;
+ break;
+ case V4L2_CID_AGC:
+ c->type = V4L2_CTRL_TYPE_INTEGER;
+ strcpy(c->name, "Agc");
+ c->minimum = 0;
+ c->maximum = 63;
+ c->step = 1;
+ c->default_value = 48;
+ c->flags = 0;
+ break;
+ case V4L2_CID_MEYE_SHARPNESS:
+ case V4L2_CID_SHARPNESS:
+ c->type = V4L2_CTRL_TYPE_INTEGER;
+ strcpy(c->name, "Sharpness");
+ c->minimum = 0;
+ c->maximum = 63;
+ c->step = 1;
+ c->default_value = 32;
+
+ /* Continue to report legacy private SHARPNESS ctrl but
+ * say it is disabled in preference to ctrl in the spec
+ */
+ c->flags = (c->id == V4L2_CID_SHARPNESS) ? 0 :
+ V4L2_CTRL_FLAG_DISABLED;
break;
+ case V4L2_CID_PICTURE:
+ c->type = V4L2_CTRL_TYPE_INTEGER;
+ strcpy(c->name, "Picture");
+ c->minimum = 0;
+ c->maximum = 63;
+ c->step = 1;
+ c->default_value = 0;
+ c->flags = 0;
+ break;
+ case V4L2_CID_JPEGQUAL:
+ c->type = V4L2_CTRL_TYPE_INTEGER;
+ strcpy(c->name, "JPEG quality");
+ c->minimum = 0;
+ c->maximum = 10;
+ c->step = 1;
+ c->default_value = 8;
+ c->flags = 0;
+ break;
+ case V4L2_CID_FRAMERATE:
+ c->type = V4L2_CTRL_TYPE_INTEGER;
+ strcpy(c->name, "Framerate");
+ c->minimum = 0;
+ c->maximum = 31;
+ c->step = 1;
+ c->default_value = 0;
+ c->flags = 0;
+ break;
+ default:
+ return -EINVAL;
}
- case VIDIOC_G_INPUT: {
- int *i = arg;
+ return 0;
+}
- *i = 0;
+static int vidioc_s_ctrl(struct file *file, void *fh, struct v4l2_control *c)
+{
+ mutex_lock(&meye.lock);
+ switch (c->id) {
+ case V4L2_CID_BRIGHTNESS:
+ sony_pic_camera_command(
+ SONY_PIC_COMMAND_SETCAMERABRIGHTNESS, c->value);
+ meye.picture.brightness = c->value << 10;
+ break;
+ case V4L2_CID_HUE:
+ sony_pic_camera_command(
+ SONY_PIC_COMMAND_SETCAMERAHUE, c->value);
+ meye.picture.hue = c->value << 10;
+ break;
+ case V4L2_CID_CONTRAST:
+ sony_pic_camera_command(
+ SONY_PIC_COMMAND_SETCAMERACONTRAST, c->value);
+ meye.picture.contrast = c->value << 10;
+ break;
+ case V4L2_CID_SATURATION:
+ sony_pic_camera_command(
+ SONY_PIC_COMMAND_SETCAMERACOLOR, c->value);
+ meye.picture.colour = c->value << 10;
+ break;
+ case V4L2_CID_AGC:
+ sony_pic_camera_command(
+ SONY_PIC_COMMAND_SETCAMERAAGC, c->value);
+ meye.params.agc = c->value;
break;
+ case V4L2_CID_SHARPNESS:
+ case V4L2_CID_MEYE_SHARPNESS:
+ sony_pic_camera_command(
+ SONY_PIC_COMMAND_SETCAMERASHARPNESS, c->value);
+ meye.params.sharpness = c->value;
+ break;
+ case V4L2_CID_PICTURE:
+ sony_pic_camera_command(
+ SONY_PIC_COMMAND_SETCAMERAPICTURE, c->value);
+ meye.params.picture = c->value;
+ break;
+ case V4L2_CID_JPEGQUAL:
+ meye.params.quality = c->value;
+ break;
+ case V4L2_CID_FRAMERATE:
+ meye.params.framerate = c->value;
+ break;
+ default:
+ mutex_unlock(&meye.lock);
+ return -EINVAL;
}
+ mutex_unlock(&meye.lock);
- case VIDIOC_S_INPUT: {
- int *i = arg;
+ return 0;
+}
- if (*i != 0)
- return -EINVAL;
+static int vidioc_g_ctrl(struct file *file, void *fh, struct v4l2_control *c)
+{
+ mutex_lock(&meye.lock);
+ switch (c->id) {
+ case V4L2_CID_BRIGHTNESS:
+ c->value = meye.picture.brightness >> 10;
+ break;
+ case V4L2_CID_HUE:
+ c->value = meye.picture.hue >> 10;
+ break;
+ case V4L2_CID_CONTRAST:
+ c->value = meye.picture.contrast >> 10;
+ break;
+ case V4L2_CID_SATURATION:
+ c->value = meye.picture.colour >> 10;
+ break;
+ case V4L2_CID_AGC:
+ c->value = meye.params.agc;
+ break;
+ case V4L2_CID_SHARPNESS:
+ case V4L2_CID_MEYE_SHARPNESS:
+ c->value = meye.params.sharpness;
+ break;
+ case V4L2_CID_PICTURE:
+ c->value = meye.params.picture;
+ break;
+ case V4L2_CID_JPEGQUAL:
+ c->value = meye.params.quality;
break;
+ case V4L2_CID_FRAMERATE:
+ c->value = meye.params.framerate;
+ break;
+ default:
+ mutex_unlock(&meye.lock);
+ return -EINVAL;
}
+ mutex_unlock(&meye.lock);
- case VIDIOC_QUERYCTRL: {
- struct v4l2_queryctrl *c = arg;
+ return 0;
+}
- switch (c->id) {
+static int vidioc_enum_fmt_vid_cap(struct file *file, void *fh,
+ struct v4l2_fmtdesc *f)
+{
+ if (f->index > 1)
+ return -EINVAL;
- case V4L2_CID_BRIGHTNESS:
- c->type = V4L2_CTRL_TYPE_INTEGER;
- strcpy(c->name, "Brightness");
- c->minimum = 0;
- c->maximum = 63;
- c->step = 1;
- c->default_value = 32;
- c->flags = 0;
- break;
- case V4L2_CID_HUE:
- c->type = V4L2_CTRL_TYPE_INTEGER;
- strcpy(c->name, "Hue");
- c->minimum = 0;
- c->maximum = 63;
- c->step = 1;
- c->default_value = 32;
- c->flags = 0;
- break;
- case V4L2_CID_CONTRAST:
- c->type = V4L2_CTRL_TYPE_INTEGER;
- strcpy(c->name, "Contrast");
- c->minimum = 0;
- c->maximum = 63;
- c->step = 1;
- c->default_value = 32;
- c->flags = 0;
- break;
- case V4L2_CID_SATURATION:
- c->type = V4L2_CTRL_TYPE_INTEGER;
- strcpy(c->name, "Saturation");
- c->minimum = 0;
- c->maximum = 63;
- c->step = 1;
- c->default_value = 32;
- c->flags = 0;
- break;
- case V4L2_CID_AGC:
- c->type = V4L2_CTRL_TYPE_INTEGER;
- strcpy(c->name, "Agc");
- c->minimum = 0;
- c->maximum = 63;
- c->step = 1;
- c->default_value = 48;
- c->flags = 0;
- break;
- case V4L2_CID_SHARPNESS:
- c->type = V4L2_CTRL_TYPE_INTEGER;
- strcpy(c->name, "Sharpness");
- c->minimum = 0;
- c->maximum = 63;
- c->step = 1;
- c->default_value = 32;
- c->flags = 0;
- break;
- case V4L2_CID_PICTURE:
- c->type = V4L2_CTRL_TYPE_INTEGER;
- strcpy(c->name, "Picture");
- c->minimum = 0;
- c->maximum = 63;
- c->step = 1;
- c->default_value = 0;
- c->flags = 0;
- break;
- case V4L2_CID_JPEGQUAL:
- c->type = V4L2_CTRL_TYPE_INTEGER;
- strcpy(c->name, "JPEG quality");
- c->minimum = 0;
- c->maximum = 10;
- c->step = 1;
- c->default_value = 8;
- c->flags = 0;
- break;
- case V4L2_CID_FRAMERATE:
- c->type = V4L2_CTRL_TYPE_INTEGER;
- strcpy(c->name, "Framerate");
- c->minimum = 0;
- c->maximum = 31;
- c->step = 1;
- c->default_value = 0;
- c->flags = 0;
- break;
- default:
- return -EINVAL;
- }
- break;
+ if (f->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+ return -EINVAL;
+
+ if (f->index == 0) {
+ /* standard YUV 422 capture */
+ memset(f, 0, sizeof(*f));
+ f->index = 0;
+ f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+ f->flags = 0;
+ strcpy(f->description, "YUV422");
+ f->pixelformat = V4L2_PIX_FMT_YUYV;
+ } else {
+ /* compressed MJPEG capture */
+ memset(f, 0, sizeof(*f));
+ f->index = 1;
+ f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+ f->flags = V4L2_FMT_FLAG_COMPRESSED;
+ strcpy(f->description, "MJPEG");
+ f->pixelformat = V4L2_PIX_FMT_MJPEG;
}
- case VIDIOC_S_CTRL: {
- struct v4l2_control *c = arg;
+ return 0;
+}
- mutex_lock(&meye.lock);
- switch (c->id) {
- case V4L2_CID_BRIGHTNESS:
- sonypi_camera_command(
- SONYPI_COMMAND_SETCAMERABRIGHTNESS, c->value);
- meye.picture.brightness = c->value << 10;
- break;
- case V4L2_CID_HUE:
- sonypi_camera_command(
- SONYPI_COMMAND_SETCAMERAHUE, c->value);
- meye.picture.hue = c->value << 10;
- break;
- case V4L2_CID_CONTRAST:
- sonypi_camera_command(
- SONYPI_COMMAND_SETCAMERACONTRAST, c->value);
- meye.picture.contrast = c->value << 10;
- break;
- case V4L2_CID_SATURATION:
- sonypi_camera_command(
- SONYPI_COMMAND_SETCAMERACOLOR, c->value);
- meye.picture.colour = c->value << 10;
- break;
- case V4L2_CID_AGC:
- sonypi_camera_command(
- SONYPI_COMMAND_SETCAMERAAGC, c->value);
- meye.params.agc = c->value;
- break;
- case V4L2_CID_SHARPNESS:
- sonypi_camera_command(
- SONYPI_COMMAND_SETCAMERASHARPNESS, c->value);
- meye.params.sharpness = c->value;
- break;
- case V4L2_CID_PICTURE:
- sonypi_camera_command(
- SONYPI_COMMAND_SETCAMERAPICTURE, c->value);
- meye.params.picture = c->value;
- break;
- case V4L2_CID_JPEGQUAL:
- meye.params.quality = c->value;
- break;
- case V4L2_CID_FRAMERATE:
- meye.params.framerate = c->value;
- break;
- default:
- mutex_unlock(&meye.lock);
- return -EINVAL;
- }
- mutex_unlock(&meye.lock);
- break;
+static int vidioc_try_fmt_vid_cap(struct file *file, void *fh,
+ struct v4l2_format *f)
+{
+ if (f->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+ return -EINVAL;
+
+ if (f->fmt.pix.pixelformat != V4L2_PIX_FMT_YUYV &&
+ f->fmt.pix.pixelformat != V4L2_PIX_FMT_MJPEG)
+ return -EINVAL;
+
+ if (f->fmt.pix.field != V4L2_FIELD_ANY &&
+ f->fmt.pix.field != V4L2_FIELD_NONE)
+ return -EINVAL;
+
+ f->fmt.pix.field = V4L2_FIELD_NONE;
+
+ if (f->fmt.pix.width <= 320) {
+ f->fmt.pix.width = 320;
+ f->fmt.pix.height = 240;
+ } else {
+ f->fmt.pix.width = 640;
+ f->fmt.pix.height = 480;
}
- case VIDIOC_G_CTRL: {
- struct v4l2_control *c = arg;
+ f->fmt.pix.bytesperline = f->fmt.pix.width * 2;
+ f->fmt.pix.sizeimage = f->fmt.pix.height *
+ f->fmt.pix.bytesperline;
+ f->fmt.pix.colorspace = 0;
+ f->fmt.pix.priv = 0;
- mutex_lock(&meye.lock);
- switch (c->id) {
- case V4L2_CID_BRIGHTNESS:
- c->value = meye.picture.brightness >> 10;
- break;
- case V4L2_CID_HUE:
- c->value = meye.picture.hue >> 10;
- break;
- case V4L2_CID_CONTRAST:
- c->value = meye.picture.contrast >> 10;
- break;
- case V4L2_CID_SATURATION:
- c->value = meye.picture.colour >> 10;
- break;
- case V4L2_CID_AGC:
- c->value = meye.params.agc;
- break;
- case V4L2_CID_SHARPNESS:
- c->value = meye.params.sharpness;
- break;
- case V4L2_CID_PICTURE:
- c->value = meye.params.picture;
- break;
- case V4L2_CID_JPEGQUAL:
- c->value = meye.params.quality;
- break;
- case V4L2_CID_FRAMERATE:
- c->value = meye.params.framerate;
- break;
- default:
- mutex_unlock(&meye.lock);
- return -EINVAL;
- }
- mutex_unlock(&meye.lock);
+ return 0;
+}
+
+static int vidioc_g_fmt_vid_cap(struct file *file, void *fh,
+ struct v4l2_format *f)
+{
+ if (f->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+ return -EINVAL;
+
+ memset(&f->fmt.pix, 0, sizeof(struct v4l2_pix_format));
+ f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+
+ switch (meye.mchip_mode) {
+ case MCHIP_HIC_MODE_CONT_OUT:
+ default:
+ f->fmt.pix.pixelformat = V4L2_PIX_FMT_YUYV;
+ break;
+ case MCHIP_HIC_MODE_CONT_COMP:
+ f->fmt.pix.pixelformat = V4L2_PIX_FMT_MJPEG;
break;
}
- case VIDIOC_ENUM_FMT: {
- struct v4l2_fmtdesc *f = arg;
-
- if (f->index > 1)
- return -EINVAL;
- if (f->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
- return -EINVAL;
- if (f->index == 0) {
- /* standard YUV 422 capture */
- memset(f, 0, sizeof(*f));
- f->index = 0;
- f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
- f->flags = 0;
- strcpy(f->description, "YUV422");
- f->pixelformat = V4L2_PIX_FMT_YUYV;
- } else {
- /* compressed MJPEG capture */
- memset(f, 0, sizeof(*f));
- f->index = 1;
- f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
- f->flags = V4L2_FMT_FLAG_COMPRESSED;
- strcpy(f->description, "MJPEG");
- f->pixelformat = V4L2_PIX_FMT_MJPEG;
- }
- break;
+ f->fmt.pix.field = V4L2_FIELD_NONE;
+ f->fmt.pix.width = mchip_hsize();
+ f->fmt.pix.height = mchip_vsize();
+ f->fmt.pix.bytesperline = f->fmt.pix.width * 2;
+ f->fmt.pix.sizeimage = f->fmt.pix.height *
+ f->fmt.pix.bytesperline;
+ f->fmt.pix.colorspace = 0;
+ f->fmt.pix.priv = 0;
+
+ return 0;
+}
+
+static int vidioc_s_fmt_vid_cap(struct file *file, void *fh,
+ struct v4l2_format *f)
+{
+ if (f->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+ return -EINVAL;
+
+ if (f->fmt.pix.pixelformat != V4L2_PIX_FMT_YUYV &&
+ f->fmt.pix.pixelformat != V4L2_PIX_FMT_MJPEG)
+ return -EINVAL;
+
+ if (f->fmt.pix.field != V4L2_FIELD_ANY &&
+ f->fmt.pix.field != V4L2_FIELD_NONE)
+ return -EINVAL;
+
+ f->fmt.pix.field = V4L2_FIELD_NONE;
+ mutex_lock(&meye.lock);
+
+ if (f->fmt.pix.width <= 320) {
+ f->fmt.pix.width = 320;
+ f->fmt.pix.height = 240;
+ meye.params.subsample = 1;
+ } else {
+ f->fmt.pix.width = 640;
+ f->fmt.pix.height = 480;
+ meye.params.subsample = 0;
}
- case VIDIOC_TRY_FMT: {
- struct v4l2_format *f = arg;
-
- if (f->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
- return -EINVAL;
- if (f->fmt.pix.pixelformat != V4L2_PIX_FMT_YUYV &&
- f->fmt.pix.pixelformat != V4L2_PIX_FMT_MJPEG)
- return -EINVAL;
- if (f->fmt.pix.field != V4L2_FIELD_ANY &&
- f->fmt.pix.field != V4L2_FIELD_NONE)
- return -EINVAL;
- f->fmt.pix.field = V4L2_FIELD_NONE;
- if (f->fmt.pix.width <= 320) {
- f->fmt.pix.width = 320;
- f->fmt.pix.height = 240;
- } else {
- f->fmt.pix.width = 640;
- f->fmt.pix.height = 480;
- }
- f->fmt.pix.bytesperline = f->fmt.pix.width * 2;
- f->fmt.pix.sizeimage = f->fmt.pix.height *
- f->fmt.pix.bytesperline;
- f->fmt.pix.colorspace = 0;
- f->fmt.pix.priv = 0;
+ switch (f->fmt.pix.pixelformat) {
+ case V4L2_PIX_FMT_YUYV:
+ meye.mchip_mode = MCHIP_HIC_MODE_CONT_OUT;
+ break;
+ case V4L2_PIX_FMT_MJPEG:
+ meye.mchip_mode = MCHIP_HIC_MODE_CONT_COMP;
break;
}
- case VIDIOC_G_FMT: {
- struct v4l2_format *f = arg;
+ mutex_unlock(&meye.lock);
+ f->fmt.pix.bytesperline = f->fmt.pix.width * 2;
+ f->fmt.pix.sizeimage = f->fmt.pix.height *
+ f->fmt.pix.bytesperline;
+ f->fmt.pix.colorspace = 0;
+ f->fmt.pix.priv = 0;
- if (f->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
- return -EINVAL;
- memset(&f->fmt.pix, 0, sizeof(struct v4l2_pix_format));
- f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
- switch (meye.mchip_mode) {
- case MCHIP_HIC_MODE_CONT_OUT:
- default:
- f->fmt.pix.pixelformat = V4L2_PIX_FMT_YUYV;
- break;
- case MCHIP_HIC_MODE_CONT_COMP:
- f->fmt.pix.pixelformat = V4L2_PIX_FMT_MJPEG;
- break;
- }
- f->fmt.pix.field = V4L2_FIELD_NONE;
- f->fmt.pix.width = mchip_hsize();
- f->fmt.pix.height = mchip_vsize();
- f->fmt.pix.bytesperline = f->fmt.pix.width * 2;
- f->fmt.pix.sizeimage = f->fmt.pix.height *
- f->fmt.pix.bytesperline;
- f->fmt.pix.colorspace = 0;
- f->fmt.pix.priv = 0;
- break;
- }
+ return 0;
+}
- case VIDIOC_S_FMT: {
- struct v4l2_format *f = arg;
-
- if (f->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
- return -EINVAL;
- if (f->fmt.pix.pixelformat != V4L2_PIX_FMT_YUYV &&
- f->fmt.pix.pixelformat != V4L2_PIX_FMT_MJPEG)
- return -EINVAL;
- if (f->fmt.pix.field != V4L2_FIELD_ANY &&
- f->fmt.pix.field != V4L2_FIELD_NONE)
- return -EINVAL;
- f->fmt.pix.field = V4L2_FIELD_NONE;
- mutex_lock(&meye.lock);
- if (f->fmt.pix.width <= 320) {
- f->fmt.pix.width = 320;
- f->fmt.pix.height = 240;
- meye.params.subsample = 1;
- } else {
- f->fmt.pix.width = 640;
- f->fmt.pix.height = 480;
- meye.params.subsample = 0;
- }
- switch (f->fmt.pix.pixelformat) {
- case V4L2_PIX_FMT_YUYV:
- meye.mchip_mode = MCHIP_HIC_MODE_CONT_OUT;
- break;
- case V4L2_PIX_FMT_MJPEG:
- meye.mchip_mode = MCHIP_HIC_MODE_CONT_COMP;
- break;
- }
- mutex_unlock(&meye.lock);
- f->fmt.pix.bytesperline = f->fmt.pix.width * 2;
- f->fmt.pix.sizeimage = f->fmt.pix.height *
- f->fmt.pix.bytesperline;
- f->fmt.pix.colorspace = 0;
- f->fmt.pix.priv = 0;
+static int vidioc_reqbufs(struct file *file, void *fh,
+ struct v4l2_requestbuffers *req)
+{
+ int i;
- break;
- }
+ if (req->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+ return -EINVAL;
- case VIDIOC_REQBUFS: {
- struct v4l2_requestbuffers *req = arg;
- int i;
+ if (req->memory != V4L2_MEMORY_MMAP)
+ return -EINVAL;
- if (req->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
- return -EINVAL;
- if (req->memory != V4L2_MEMORY_MMAP)
- return -EINVAL;
- if (meye.grab_fbuffer && req->count == gbuffers) {
- /* already allocated, no modifications */
- break;
- }
- mutex_lock(&meye.lock);
- if (meye.grab_fbuffer) {
- for (i = 0; i < gbuffers; i++)
- if (meye.vma_use_count[i]) {
- mutex_unlock(&meye.lock);
- return -EINVAL;
- }
- rvfree(meye.grab_fbuffer, gbuffers * gbufsize);
- meye.grab_fbuffer = NULL;
- }
- gbuffers = max(2, min((int)req->count, MEYE_MAX_BUFNBRS));
- req->count = gbuffers;
- meye.grab_fbuffer = rvmalloc(gbuffers * gbufsize);
- if (!meye.grab_fbuffer) {
- printk(KERN_ERR "meye: v4l framebuffer allocation"
- " failed\n");
- mutex_unlock(&meye.lock);
- return -ENOMEM;
- }
- for (i = 0; i < gbuffers; i++)
- meye.vma_use_count[i] = 0;
- mutex_unlock(&meye.lock);
- break;
+ if (meye.grab_fbuffer && req->count == gbuffers) {
+ /* already allocated, no modifications */
+ return 0;
}
- case VIDIOC_QUERYBUF: {
- struct v4l2_buffer *buf = arg;
- int index = buf->index;
-
- if (index < 0 || index >= gbuffers)
- return -EINVAL;
- memset(buf, 0, sizeof(*buf));
- buf->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
- buf->index = index;
- buf->bytesused = meye.grab_buffer[index].size;
- buf->flags = V4L2_BUF_FLAG_MAPPED;
- if (meye.grab_buffer[index].state == MEYE_BUF_USING)
- buf->flags |= V4L2_BUF_FLAG_QUEUED;
- if (meye.grab_buffer[index].state == MEYE_BUF_DONE)
- buf->flags |= V4L2_BUF_FLAG_DONE;
- buf->field = V4L2_FIELD_NONE;
- buf->timestamp = meye.grab_buffer[index].timestamp;
- buf->sequence = meye.grab_buffer[index].sequence;
- buf->memory = V4L2_MEMORY_MMAP;
- buf->m.offset = index * gbufsize;
- buf->length = gbufsize;
- break;
+ mutex_lock(&meye.lock);
+ if (meye.grab_fbuffer) {
+ for (i = 0; i < gbuffers; i++)
+ if (meye.vma_use_count[i]) {
+ mutex_unlock(&meye.lock);
+ return -EINVAL;
+ }
+ rvfree(meye.grab_fbuffer, gbuffers * gbufsize);
+ meye.grab_fbuffer = NULL;
}
- case VIDIOC_QBUF: {
- struct v4l2_buffer *buf = arg;
-
- if (buf->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
- return -EINVAL;
- if (buf->memory != V4L2_MEMORY_MMAP)
- return -EINVAL;
- if (buf->index < 0 || buf->index >= gbuffers)
- return -EINVAL;
- if (meye.grab_buffer[buf->index].state != MEYE_BUF_UNUSED)
- return -EINVAL;
- mutex_lock(&meye.lock);
- buf->flags |= V4L2_BUF_FLAG_QUEUED;
- buf->flags &= ~V4L2_BUF_FLAG_DONE;
- meye.grab_buffer[buf->index].state = MEYE_BUF_USING;
- kfifo_put(meye.grabq, (unsigned char *)&buf->index, sizeof(int));
+ gbuffers = max(2, min((int)req->count, MEYE_MAX_BUFNBRS));
+ req->count = gbuffers;
+ meye.grab_fbuffer = rvmalloc(gbuffers * gbufsize);
+
+ if (!meye.grab_fbuffer) {
+ printk(KERN_ERR "meye: v4l framebuffer allocation"
+ " failed\n");
mutex_unlock(&meye.lock);
- break;
+ return -ENOMEM;
}
- case VIDIOC_DQBUF: {
- struct v4l2_buffer *buf = arg;
- int reqnr;
+ for (i = 0; i < gbuffers; i++)
+ meye.vma_use_count[i] = 0;
- if (buf->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
- return -EINVAL;
- if (buf->memory != V4L2_MEMORY_MMAP)
- return -EINVAL;
+ mutex_unlock(&meye.lock);
- mutex_lock(&meye.lock);
- if (kfifo_len(meye.doneq) == 0 && file->f_flags & O_NONBLOCK) {
- mutex_unlock(&meye.lock);
- return -EAGAIN;
- }
- if (wait_event_interruptible(meye.proc_list,
- kfifo_len(meye.doneq) != 0) < 0) {
- mutex_unlock(&meye.lock);
- return -EINTR;
- }
- if (!kfifo_get(meye.doneq, (unsigned char *)&reqnr,
- sizeof(int))) {
- mutex_unlock(&meye.lock);
- return -EBUSY;
- }
- if (meye.grab_buffer[reqnr].state != MEYE_BUF_DONE) {
- mutex_unlock(&meye.lock);
- return -EINVAL;
- }
- buf->index = reqnr;
- buf->bytesused = meye.grab_buffer[reqnr].size;
- buf->flags = V4L2_BUF_FLAG_MAPPED;
- buf->field = V4L2_FIELD_NONE;
- buf->timestamp = meye.grab_buffer[reqnr].timestamp;
- buf->sequence = meye.grab_buffer[reqnr].sequence;
- buf->memory = V4L2_MEMORY_MMAP;
- buf->m.offset = reqnr * gbufsize;
- buf->length = gbufsize;
- meye.grab_buffer[reqnr].state = MEYE_BUF_UNUSED;
+ return 0;
+}
+
+static int vidioc_querybuf(struct file *file, void *fh, struct v4l2_buffer *buf)
+{
+ int index = buf->index;
+
+ if (index < 0 || index >= gbuffers)
+ return -EINVAL;
+
+ memset(buf, 0, sizeof(*buf));
+
+ buf->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+ buf->index = index;
+ buf->bytesused = meye.grab_buffer[index].size;
+ buf->flags = V4L2_BUF_FLAG_MAPPED;
+
+ if (meye.grab_buffer[index].state == MEYE_BUF_USING)
+ buf->flags |= V4L2_BUF_FLAG_QUEUED;
+
+ if (meye.grab_buffer[index].state == MEYE_BUF_DONE)
+ buf->flags |= V4L2_BUF_FLAG_DONE;
+
+ buf->field = V4L2_FIELD_NONE;
+ buf->timestamp = meye.grab_buffer[index].timestamp;
+ buf->sequence = meye.grab_buffer[index].sequence;
+ buf->memory = V4L2_MEMORY_MMAP;
+ buf->m.offset = index * gbufsize;
+ buf->length = gbufsize;
+
+ return 0;
+}
+
+static int vidioc_qbuf(struct file *file, void *fh, struct v4l2_buffer *buf)
+{
+ if (buf->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+ return -EINVAL;
+
+ if (buf->memory != V4L2_MEMORY_MMAP)
+ return -EINVAL;
+
+ if (buf->index < 0 || buf->index >= gbuffers)
+ return -EINVAL;
+
+ if (meye.grab_buffer[buf->index].state != MEYE_BUF_UNUSED)
+ return -EINVAL;
+
+ mutex_lock(&meye.lock);
+ buf->flags |= V4L2_BUF_FLAG_QUEUED;
+ buf->flags &= ~V4L2_BUF_FLAG_DONE;
+ meye.grab_buffer[buf->index].state = MEYE_BUF_USING;
+ kfifo_put(meye.grabq, (unsigned char *)&buf->index, sizeof(int));
+ mutex_unlock(&meye.lock);
+
+ return 0;
+}
+
+static int vidioc_dqbuf(struct file *file, void *fh, struct v4l2_buffer *buf)
+{
+ int reqnr;
+
+ if (buf->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+ return -EINVAL;
+
+ if (buf->memory != V4L2_MEMORY_MMAP)
+ return -EINVAL;
+
+ mutex_lock(&meye.lock);
+
+ if (kfifo_len(meye.doneq) == 0 && file->f_flags & O_NONBLOCK) {
mutex_unlock(&meye.lock);
- break;
+ return -EAGAIN;
}
- case VIDIOC_STREAMON: {
- mutex_lock(&meye.lock);
- switch (meye.mchip_mode) {
- case MCHIP_HIC_MODE_CONT_OUT:
- mchip_continuous_start();
- break;
- case MCHIP_HIC_MODE_CONT_COMP:
- mchip_cont_compression_start();
- break;
- default:
- mutex_unlock(&meye.lock);
- return -EINVAL;
- }
+ if (wait_event_interruptible(meye.proc_list,
+ kfifo_len(meye.doneq) != 0) < 0) {
mutex_unlock(&meye.lock);
- break;
+ return -EINTR;
}
- case VIDIOC_STREAMOFF: {
- int i;
+ if (!kfifo_get(meye.doneq, (unsigned char *)&reqnr,
+ sizeof(int))) {
+ mutex_unlock(&meye.lock);
+ return -EBUSY;
+ }
- mutex_lock(&meye.lock);
- mchip_hic_stop();
- kfifo_reset(meye.grabq);
- kfifo_reset(meye.doneq);
- for (i = 0; i < MEYE_MAX_BUFNBRS; i++)
- meye.grab_buffer[i].state = MEYE_BUF_UNUSED;
+ if (meye.grab_buffer[reqnr].state != MEYE_BUF_DONE) {
mutex_unlock(&meye.lock);
- break;
+ return -EINVAL;
}
- /*
- * XXX what about private snapshot ioctls ?
- * Do they need to be converted to V4L2 ?
- */
+ buf->index = reqnr;
+ buf->bytesused = meye.grab_buffer[reqnr].size;
+ buf->flags = V4L2_BUF_FLAG_MAPPED;
+ buf->field = V4L2_FIELD_NONE;
+ buf->timestamp = meye.grab_buffer[reqnr].timestamp;
+ buf->sequence = meye.grab_buffer[reqnr].sequence;
+ buf->memory = V4L2_MEMORY_MMAP;
+ buf->m.offset = reqnr * gbufsize;
+ buf->length = gbufsize;
+ meye.grab_buffer[reqnr].state = MEYE_BUF_UNUSED;
+ mutex_unlock(&meye.lock);
+
+ return 0;
+}
+static int vidioc_streamon(struct file *file, void *fh, enum v4l2_buf_type i)
+{
+ mutex_lock(&meye.lock);
+
+ switch (meye.mchip_mode) {
+ case MCHIP_HIC_MODE_CONT_OUT:
+ mchip_continuous_start();
+ break;
+ case MCHIP_HIC_MODE_CONT_COMP:
+ mchip_cont_compression_start();
+ break;
default:
- return -ENOIOCTLCMD;
+ mutex_unlock(&meye.lock);
+ return -EINVAL;
}
+ mutex_unlock(&meye.lock);
+
return 0;
}
-static int meye_ioctl(struct inode *inode, struct file *file,
- unsigned int cmd, unsigned long arg)
+static int vidioc_streamoff(struct file *file, void *fh, enum v4l2_buf_type i)
{
- return video_usercopy(inode, file, cmd, arg, meye_do_ioctl);
+ mutex_lock(&meye.lock);
+ mchip_hic_stop();
+ kfifo_reset(meye.grabq);
+ kfifo_reset(meye.doneq);
+
+ for (i = 0; i < MEYE_MAX_BUFNBRS; i++)
+ meye.grab_buffer[i].state = MEYE_BUF_UNUSED;
+
+ mutex_unlock(&meye.lock);
+ return 0;
+}
+
+static long vidioc_default(struct file *file, void *fh, int cmd, void *arg)
+{
+ switch (cmd) {
+ case MEYEIOC_G_PARAMS:
+ return meyeioc_g_params((struct meye_params *) arg);
+
+ case MEYEIOC_S_PARAMS:
+ return meyeioc_s_params((struct meye_params *) arg);
+
+ case MEYEIOC_QBUF_CAPT:
+ return meyeioc_qbuf_capt((int *) arg);
+
+ case MEYEIOC_SYNC:
+ return meyeioc_sync(file, fh, (int *) arg);
+
+ case MEYEIOC_STILLCAPT:
+ return meyeioc_stillcapt();
+
+ case MEYEIOC_STILLJCAPT:
+ return meyeioc_stilljcapt((int *) arg);
+
+ default:
+ return -EINVAL;
+ }
+
}
static unsigned int meye_poll(struct file *file, poll_table *wait)
return 0;
}
-static struct file_operations meye_fops = {
+static const struct v4l2_file_operations meye_fops = {
.owner = THIS_MODULE,
.open = meye_open,
.release = meye_release,
.mmap = meye_mmap,
- .ioctl = meye_ioctl,
- .compat_ioctl = v4l_compat_ioctl32,
+ .ioctl = video_ioctl2,
.poll = meye_poll,
- .llseek = no_llseek,
+};
+
+static const struct v4l2_ioctl_ops meye_ioctl_ops = {
+ .vidioc_querycap = vidioc_querycap,
+ .vidioc_enum_input = vidioc_enum_input,
+ .vidioc_g_input = vidioc_g_input,
+ .vidioc_s_input = vidioc_s_input,
+ .vidioc_queryctrl = vidioc_queryctrl,
+ .vidioc_s_ctrl = vidioc_s_ctrl,
+ .vidioc_g_ctrl = vidioc_g_ctrl,
+ .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap,
+ .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap,
+ .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap,
+ .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap,
+ .vidioc_reqbufs = vidioc_reqbufs,
+ .vidioc_querybuf = vidioc_querybuf,
+ .vidioc_qbuf = vidioc_qbuf,
+ .vidioc_dqbuf = vidioc_dqbuf,
+ .vidioc_streamon = vidioc_streamon,
+ .vidioc_streamoff = vidioc_streamoff,
+ .vidioc_default = vidioc_default,
};
static struct video_device meye_template = {
- .owner = THIS_MODULE,
.name = "meye",
- .type = VID_TYPE_CAPTURE,
- .hardware = VID_HARDWARE_MEYE,
.fops = &meye_fops,
+ .ioctl_ops = &meye_ioctl_ops,
.release = video_device_release,
.minor = -1,
};
{
int ret = -EBUSY;
unsigned long mchip_adr;
- u8 revision;
if (meye.mchip_dev != NULL) {
printk(KERN_ERR "meye: only one device allowed!\n");
goto outnotdev;
}
+ ret = -ENOMEM;
meye.mchip_dev = pcidev;
meye.video_dev = video_device_alloc();
if (!meye.video_dev) {
goto outnotdev;
}
- ret = -ENOMEM;
meye.grab_temp = vmalloc(MCHIP_NB_PAGES_MJPEG * PAGE_SIZE);
if (!meye.grab_temp) {
printk(KERN_ERR "meye: grab buffer allocation failed\n");
}
memcpy(meye.video_dev, &meye_template, sizeof(meye_template));
- meye.video_dev->dev = &meye.mchip_dev->dev;
+ meye.video_dev->parent = &meye.mchip_dev->dev;
- if ((ret = sonypi_camera_command(SONYPI_COMMAND_SETCAMERA, 1))) {
+ ret = -EIO;
+ if ((ret = sony_pic_camera_command(SONY_PIC_COMMAND_SETCAMERA, 1))) {
printk(KERN_ERR "meye: unable to power on the camera\n");
printk(KERN_ERR "meye: did you enable the camera in "
"sonypi using the module options ?\n");
goto outsonypienable;
}
- ret = -EIO;
if ((ret = pci_enable_device(meye.mchip_dev))) {
printk(KERN_ERR "meye: pci_enable_device failed\n");
goto outenabledev;
meye.mchip_irq = pcidev->irq;
if (request_irq(meye.mchip_irq, meye_irq,
- SA_INTERRUPT | SA_SHIRQ, "meye", meye_irq)) {
+ IRQF_DISABLED | IRQF_SHARED, "meye", meye_irq)) {
printk(KERN_ERR "meye: request_irq failed\n");
goto outreqirq;
}
- pci_read_config_byte(meye.mchip_dev, PCI_REVISION_ID, &revision);
pci_write_config_byte(meye.mchip_dev, PCI_CACHE_LINE_SIZE, 8);
pci_write_config_byte(meye.mchip_dev, PCI_LATENCY_TIMER, 64);
meye.params.picture = 0;
meye.params.framerate = 0;
- sonypi_camera_command(SONYPI_COMMAND_SETCAMERABRIGHTNESS, 32);
- sonypi_camera_command(SONYPI_COMMAND_SETCAMERAHUE, 32);
- sonypi_camera_command(SONYPI_COMMAND_SETCAMERACOLOR, 32);
- sonypi_camera_command(SONYPI_COMMAND_SETCAMERACONTRAST, 32);
- sonypi_camera_command(SONYPI_COMMAND_SETCAMERASHARPNESS, 32);
- sonypi_camera_command(SONYPI_COMMAND_SETCAMERAPICTURE, 0);
- sonypi_camera_command(SONYPI_COMMAND_SETCAMERAAGC, 48);
+ sony_pic_camera_command(SONY_PIC_COMMAND_SETCAMERABRIGHTNESS, 32);
+ sony_pic_camera_command(SONY_PIC_COMMAND_SETCAMERAHUE, 32);
+ sony_pic_camera_command(SONY_PIC_COMMAND_SETCAMERACOLOR, 32);
+ sony_pic_camera_command(SONY_PIC_COMMAND_SETCAMERACONTRAST, 32);
+ sony_pic_camera_command(SONY_PIC_COMMAND_SETCAMERASHARPNESS, 32);
+ sony_pic_camera_command(SONY_PIC_COMMAND_SETCAMERAPICTURE, 0);
+ sony_pic_camera_command(SONY_PIC_COMMAND_SETCAMERAAGC, 48);
printk(KERN_INFO "meye: Motion Eye Camera Driver v%s.\n",
MEYE_DRIVER_VERSION);
printk(KERN_INFO "meye: mchip KL5A72002 rev. %d, base %lx, irq %d\n",
- revision, mchip_adr, meye.mchip_irq);
+ meye.mchip_dev->revision, mchip_adr, meye.mchip_irq);
return 0;
outregions:
pci_disable_device(meye.mchip_dev);
outenabledev:
- sonypi_camera_command(SONYPI_COMMAND_SETCAMERA, 0);
+ sony_pic_camera_command(SONY_PIC_COMMAND_SETCAMERA, 0);
outsonypienable:
kfifo_free(meye.doneq);
outkfifoalloc2:
pci_disable_device(meye.mchip_dev);
- sonypi_camera_command(SONYPI_COMMAND_SETCAMERA, 0);
+ sony_pic_camera_command(SONY_PIC_COMMAND_SETCAMERA, 0);
kfifo_free(meye.doneq);
kfifo_free(meye.grabq);
if (gbufsize < 0 || gbufsize > MEYE_MAX_BUFSIZE)
gbufsize = MEYE_MAX_BUFSIZE;
gbufsize = PAGE_ALIGN(gbufsize);
- printk(KERN_INFO "meye: using %d buffers with %dk (%dk total)"
+ printk(KERN_INFO "meye: using %d buffers with %dk (%dk total) "
"for capture\n",
gbuffers,
gbufsize / 1024, gbuffers * gbufsize / 1024);
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff