* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
-#include <linux/config.h>
#include <linux/version.h>
#include <linux/init.h>
#include <linux/module.h>
#include <linux/pci.h>
#include <linux/vmalloc.h>
#include <linux/wait.h>
-#include <linux/byteorder/generic.h>
#include <linux/interrupt.h>
#include <linux/i2c.h>
#include <linux/spinlock.h>
#define MAP_NR(x) virt_to_page(x)
-#define ZORAN_HARDWARE VID_HARDWARE_ZR36067
#define ZORAN_VID_TYPE ( \
VID_TYPE_CAPTURE | \
VID_TYPE_OVERLAY | \
)
#include <linux/videodev.h>
+#include <media/v4l2-common.h>
#include "videocodec.h"
+#include <asm/byteorder.h>
#include <asm/io.h>
#include <asm/uaccess.h>
#include <linux/proc_fs.h>
#include "zoran_device.h"
#include "zoran_card.h"
-#ifdef HAVE_V4L2
/* we declare some card type definitions here, they mean
* the same as the v4l1 ZORAN_VID_TYPE above, except it's v4l2 */
#define ZORAN_V4L2_VID_FLAGS ( \
V4L2_CAP_VIDEO_CAPTURE |\
V4L2_CAP_VIDEO_OUTPUT |\
V4L2_CAP_VIDEO_OVERLAY \
- )
-#endif
+ )
#include <asm/byteorder.h>
-const struct zoran_format zoran_formats[] = {
- {
- .name = "15-bit RGB",
- .palette = VIDEO_PALETTE_RGB555,
-#ifdef HAVE_V4L2
-#ifdef __LITTLE_ENDIAN
- .fourcc = V4L2_PIX_FMT_RGB555,
+#if defined(CONFIG_VIDEO_V4L1_COMPAT)
+#define ZFMT(pal, fcc, cs) \
+ .palette = (pal), .fourcc = (fcc), .colorspace = (cs)
#else
- .fourcc = V4L2_PIX_FMT_RGB555X,
-#endif
- .colorspace = V4L2_COLORSPACE_SRGB,
+#define ZFMT(pal, fcc, cs) \
+ .fourcc = (fcc), .colorspace = (cs)
#endif
+
+const struct zoran_format zoran_formats[] = {
+ {
+ .name = "15-bit RGB LE",
+ ZFMT(VIDEO_PALETTE_RGB555,
+ V4L2_PIX_FMT_RGB555, V4L2_COLORSPACE_SRGB),
.depth = 15,
.flags = ZORAN_FORMAT_CAPTURE |
ZORAN_FORMAT_OVERLAY,
+ .vfespfr = ZR36057_VFESPFR_RGB555|ZR36057_VFESPFR_ErrDif|
+ ZR36057_VFESPFR_LittleEndian,
}, {
- .name = "16-bit RGB",
- .palette = VIDEO_PALETTE_RGB565,
-#ifdef HAVE_V4L2
-#ifdef __LITTLE_ENDIAN
- .fourcc = V4L2_PIX_FMT_RGB565,
-#else
- .fourcc = V4L2_PIX_FMT_RGB565X,
-#endif
- .colorspace = V4L2_COLORSPACE_SRGB,
-#endif
+ .name = "15-bit RGB BE",
+ ZFMT(-1,
+ V4L2_PIX_FMT_RGB555X, V4L2_COLORSPACE_SRGB),
+ .depth = 15,
+ .flags = ZORAN_FORMAT_CAPTURE |
+ ZORAN_FORMAT_OVERLAY,
+ .vfespfr = ZR36057_VFESPFR_RGB555|ZR36057_VFESPFR_ErrDif,
+ }, {
+ .name = "16-bit RGB LE",
+ ZFMT(VIDEO_PALETTE_RGB565,
+ V4L2_PIX_FMT_RGB565, V4L2_COLORSPACE_SRGB),
.depth = 16,
.flags = ZORAN_FORMAT_CAPTURE |
ZORAN_FORMAT_OVERLAY,
+ .vfespfr = ZR36057_VFESPFR_RGB565|ZR36057_VFESPFR_ErrDif|
+ ZR36057_VFESPFR_LittleEndian,
+ }, {
+ .name = "16-bit RGB BE",
+ ZFMT(-1,
+ V4L2_PIX_FMT_RGB565, V4L2_COLORSPACE_SRGB),
+ .depth = 16,
+ .flags = ZORAN_FORMAT_CAPTURE |
+ ZORAN_FORMAT_OVERLAY,
+ .vfespfr = ZR36057_VFESPFR_RGB565|ZR36057_VFESPFR_ErrDif,
}, {
.name = "24-bit RGB",
- .palette = VIDEO_PALETTE_RGB24,
-#ifdef HAVE_V4L2
-#ifdef __LITTLE_ENDIAN
- .fourcc = V4L2_PIX_FMT_BGR24,
-#else
- .fourcc = V4L2_PIX_FMT_RGB24,
-#endif
- .colorspace = V4L2_COLORSPACE_SRGB,
-#endif
+ ZFMT(VIDEO_PALETTE_RGB24,
+ V4L2_PIX_FMT_BGR24, V4L2_COLORSPACE_SRGB),
.depth = 24,
.flags = ZORAN_FORMAT_CAPTURE |
ZORAN_FORMAT_OVERLAY,
+ .vfespfr = ZR36057_VFESPFR_RGB888|ZR36057_VFESPFR_Pack24,
}, {
- .name = "32-bit RGB",
- .palette = VIDEO_PALETTE_RGB32,
-#ifdef HAVE_V4L2
-#ifdef __LITTLE_ENDIAN
- .fourcc = V4L2_PIX_FMT_BGR32,
-#else
- .fourcc = V4L2_PIX_FMT_RGB32,
-#endif
- .colorspace = V4L2_COLORSPACE_SRGB,
-#endif
+ .name = "32-bit RGB LE",
+ ZFMT(VIDEO_PALETTE_RGB32,
+ V4L2_PIX_FMT_BGR32, V4L2_COLORSPACE_SRGB),
+ .depth = 32,
+ .flags = ZORAN_FORMAT_CAPTURE |
+ ZORAN_FORMAT_OVERLAY,
+ .vfespfr = ZR36057_VFESPFR_RGB888|ZR36057_VFESPFR_LittleEndian,
+ }, {
+ .name = "32-bit RGB BE",
+ ZFMT(-1,
+ V4L2_PIX_FMT_RGB32, V4L2_COLORSPACE_SRGB),
.depth = 32,
.flags = ZORAN_FORMAT_CAPTURE |
ZORAN_FORMAT_OVERLAY,
+ .vfespfr = ZR36057_VFESPFR_RGB888,
}, {
.name = "4:2:2, packed, YUYV",
- .palette = VIDEO_PALETTE_YUV422,
-#ifdef HAVE_V4L2
- .fourcc = V4L2_PIX_FMT_YUYV,
- .colorspace = V4L2_COLORSPACE_SMPTE170M,
-#endif
+ ZFMT(VIDEO_PALETTE_YUV422,
+ V4L2_PIX_FMT_YUYV, V4L2_COLORSPACE_SMPTE170M),
+ .depth = 16,
+ .flags = ZORAN_FORMAT_CAPTURE |
+ ZORAN_FORMAT_OVERLAY,
+ .vfespfr = ZR36057_VFESPFR_YUV422,
+ }, {
+ .name = "4:2:2, packed, UYVY",
+ ZFMT(VIDEO_PALETTE_UYVY,
+ V4L2_PIX_FMT_UYVY, V4L2_COLORSPACE_SMPTE170M),
.depth = 16,
.flags = ZORAN_FORMAT_CAPTURE |
- ZORAN_FORMAT_OVERLAY,
+ ZORAN_FORMAT_OVERLAY,
+ .vfespfr = ZR36057_VFESPFR_YUV422|ZR36057_VFESPFR_LittleEndian,
}, {
.name = "Hardware-encoded Motion-JPEG",
- .palette = -1,
-#ifdef HAVE_V4L2
- .fourcc = V4L2_PIX_FMT_MJPEG,
- .colorspace = V4L2_COLORSPACE_SMPTE170M,
-#endif
+ ZFMT(-1,
+ V4L2_PIX_FMT_MJPEG, V4L2_COLORSPACE_SMPTE170M),
.depth = 0,
.flags = ZORAN_FORMAT_CAPTURE |
ZORAN_FORMAT_PLAYBACK |
ZORAN_FORMAT_COMPRESSED,
}
};
-static const int zoran_num_formats =
- (sizeof(zoran_formats) / sizeof(struct zoran_format));
+#define NUM_FORMATS ARRAY_SIZE(zoran_formats)
// RJ: Test only - want to test BUZ_USE_HIMEM even when CONFIG_BIGPHYS_AREA is defined
-#if !defined(CONFIG_BIGPHYS_AREA)
-//#undef CONFIG_BIGPHYS_AREA
-#define BUZ_USE_HIMEM
-#endif
-#if defined(CONFIG_BIGPHYS_AREA)
-# include <linux/bigphysarea.h>
-#endif
-
-extern int *zr_debug;
-
-#define dprintk(num, format, args...) \
- do { \
- if (*zr_debug >= num) \
- printk(format, ##args); \
- } while (0)
extern int v4l_nbufs;
extern int v4l_bufsize;
extern int jpg_bufsize;
extern int pass_through;
-static int lock_norm = 0; /* 1=Don't change TV standard (norm) */
-module_param(lock_norm, int, 0);
-MODULE_PARM_DESC(lock_norm, "Users can't change norm");
+static int lock_norm; /* 0 = default 1 = Don't change TV standard (norm) */
+module_param(lock_norm, int, 0644);
+MODULE_PARM_DESC(lock_norm, "Prevent norm changes (1 = ignore, >1 = fail)");
-#ifdef HAVE_V4L2
/* small helper function for calculating buffersizes for v4l2
* we calculate the nearest higher power-of-two, which
* will be the recommended buffersize */
return 8192;
return result;
}
-#endif
/* forward references */
static void v4l_fbuffer_free(struct file *file);
* Linux with the necessary memory left over).
*/
-#if defined(BUZ_USE_HIMEM) && !defined(CONFIG_BIGPHYS_AREA)
static unsigned long
get_high_mem (unsigned long size)
{
return hi_mem_ph;
}
-#endif
static int
v4l_fbuffer_alloc (struct file *file)
struct zoran *zr = fh->zr;
int i, off;
unsigned char *mem;
-#if defined(BUZ_USE_HIMEM) && !defined(CONFIG_BIGPHYS_AREA)
unsigned long pmem = 0;
-#endif
/* we might have old buffers lying around... */
if (fh->v4l_buffers.ready_to_be_freed) {
if (fh->v4l_buffers.buffer_size <= MAX_KMALLOC_MEM) {
/* Use kmalloc */
- mem =
- (unsigned char *) kmalloc(fh->v4l_buffers.
- buffer_size,
- GFP_KERNEL);
- if (mem == 0) {
+ mem = kmalloc(fh->v4l_buffers.buffer_size, GFP_KERNEL);
+ if (!mem) {
dprintk(1,
KERN_ERR
"%s: v4l_fbuffer_alloc() - kmalloc for V4L buf %d failed\n",
ZR_DEVNAME(zr), i, (unsigned long) mem,
virt_to_bus(mem));
} else {
-#if defined(CONFIG_BIGPHYS_AREA)
- /* Use bigphysarea_alloc_pages */
-
- int n =
- (fh->v4l_buffers.buffer_size + PAGE_SIZE -
- 1) / PAGE_SIZE;
-
- mem =
- (unsigned char *) bigphysarea_alloc_pages(n, 0,
- GFP_KERNEL);
- if (mem == 0) {
- dprintk(1,
- KERN_ERR
- "%s: v4l_fbuffer_alloc() - bigphysarea_alloc_pages for V4L buf %d failed\n",
- ZR_DEVNAME(zr), i);
- v4l_fbuffer_free(file);
- return -ENOBUFS;
- }
- fh->v4l_buffers.buffer[i].fbuffer = mem;
- fh->v4l_buffers.buffer[i].fbuffer_phys =
- virt_to_phys(mem);
- fh->v4l_buffers.buffer[i].fbuffer_bus =
- virt_to_bus(mem);
- dprintk(4,
- KERN_INFO
- "%s: Bigphysarea frame %d mem 0x%x (bus: 0x%x)\n",
- ZR_DEVNAME(zr), i, (unsigned) mem,
- (unsigned) virt_to_bus(mem));
-
- /* Zero out the allocated memory */
- memset(fh->v4l_buffers.buffer[i].fbuffer, 0,
- fh->v4l_buffers.buffer_size);
-#elif defined(BUZ_USE_HIMEM)
/* Use high memory which has been left at boot time */
fh->v4l_buffers.buffer[i].fbuffer_bus =
pmem + i * fh->v4l_buffers.buffer_size;
}
-#else
- /* No bigphysarea present, usage of high memory disabled,
- * but user wants buffers of more than MAX_KMALLOC_MEM */
- dprintk(1,
- KERN_ERR
- "%s: v4l_fbuffer_alloc() - no bigphysarea_patch present, usage of high memory disabled,\n",
- ZR_DEVNAME(zr));
- dprintk(1,
- KERN_ERR
- "%s: v4l_fbuffer_alloc() - sorry, could not allocate %d V4L buffers of size %d KB.\n",
- ZR_DEVNAME(zr), fh->v4l_buffers.num_buffers,
- fh->v4l_buffers.buffer_size >> 10);
- return -ENOBUFS;
-#endif
}
}
ClearPageReserved(MAP_NR(mem + off));
kfree((void *) fh->v4l_buffers.buffer[i].fbuffer);
}
-#if defined(CONFIG_BIGPHYS_AREA)
- else
- bigphysarea_free_pages((void *) fh->v4l_buffers.
- buffer[i].fbuffer);
-#endif
fh->v4l_buffers.buffer[i].fbuffer = NULL;
}
jpg_fbuffer_free(file);
return -ENOBUFS;
}
- memset((void *) mem, 0, PAGE_SIZE);
- fh->jpg_buffers.buffer[i].frag_tab = (u32 *) mem;
+ fh->jpg_buffers.buffer[i].frag_tab = (__le32 *) mem;
fh->jpg_buffers.buffer[i].frag_tab_bus =
virt_to_bus((void *) mem);
j]))));
free_page((unsigned long)
bus_to_virt
- (le32_to_cpu
+ (le32_to_cpu
(fh->jpg_buffers.
buffer[i].
frag_tab[2 * j])));
struct zoran *zr = fh->zr;
int res = 0, i;
- for (i = 0; i < zoran_num_formats; i++) {
+ for (i = 0; i < NUM_FORMATS; i++) {
if (zoran_formats[i].palette == mp->format &&
zoran_formats[i].flags & ZORAN_FORMAT_CAPTURE &&
!(zoran_formats[i].flags & ZORAN_FORMAT_COMPRESSED))
break;
}
- if (i == zoran_num_formats || zoran_formats[i].depth == 0) {
+ if (i == NUM_FORMATS || zoran_formats[i].depth == 0) {
dprintk(1,
KERN_ERR
"%s: v4l_grab() - wrong bytes-per-pixel format\n",
frame = zr->jpg_pend[zr->jpg_que_tail & BUZ_MASK_FRAME];
/* buffer should now be in BUZ_STATE_DONE */
- if (*zr_debug > 0)
- if (zr->jpg_buffers.buffer[frame].state != BUZ_STATE_DONE)
- dprintk(2,
- KERN_ERR
- "%s: jpg_sync() - internal state error\n",
- ZR_DEVNAME(zr));
+ if (zr->jpg_buffers.buffer[frame].state != BUZ_STATE_DONE)
+ dprintk(2,
+ KERN_ERR "%s: jpg_sync() - internal state error\n",
+ ZR_DEVNAME(zr));
*bs = zr->jpg_buffers.buffer[frame].bs;
bs->frame = frame;
/* v4l capture */
if (fh->v4l_buffers.active != ZORAN_FREE) {
+ unsigned long flags;
+
+ spin_lock_irqsave(&zr->spinlock, flags);
zr36057_set_memgrab(zr, 0);
zr->v4l_buffers.allocated = 0;
zr->v4l_buffers.active = fh->v4l_buffers.active =
ZORAN_FREE;
+ spin_unlock_irqrestore(&zr->spinlock, flags);
}
/* v4l buffers */
}
dprintk(1, KERN_INFO "%s: zoran_open(%s, pid=[%d]), users(-)=%d\n",
- ZR_DEVNAME(zr), current->comm, current->pid, zr->user);
+ ZR_DEVNAME(zr), current->comm, task_pid_nr(current), zr->user);
/* now, create the open()-specific file_ops struct */
fh = kzalloc(sizeof(struct zoran_fh), GFP_KERNEL);
struct zoran *zr = fh->zr;
dprintk(1, KERN_INFO "%s: zoran_close(%s, pid=[%d]), users(+)=%d\n",
- ZR_DEVNAME(zr), current->comm, current->pid, zr->user);
+ ZR_DEVNAME(zr), current->comm, task_pid_nr(current), zr->user);
/* kernel locks (fs/device.c), so don't do that ourselves
* (prevents deadlocks) */
/* disable interrupts */
btand(~ZR36057_ICR_IntPinEn, ZR36057_ICR);
- if (*zr_debug > 1)
+ if (zr36067_debug > 1)
print_interrupts(zr);
/* Overlay off */
if (!capable(CAP_SYS_ADMIN) && !capable(CAP_SYS_RAWIO))
return -EPERM;
+ /* Don't allow frame buffer overlay if PCI or AGP is buggy, or on
+ ALi Magik (that needs very low latency while the card needs a
+ higher value always) */
+
+ if (pci_pci_problems & (PCIPCI_FAIL | PCIAGP_FAIL | PCIPCI_ALIMAGIK))
+ return -ENXIO;
+
/* we need a bytesperline value, even if not given */
if (!bytesperline)
bytesperline = width * ((fmt->depth + 7) & ~7) / 8;
return wait_grab_pending(zr);
}
-#ifdef HAVE_V4L2
/* get the status of a buffer in the clients buffer queue */
static int
zoran_v4l2_buffer_status (struct file *file,
return 0;
}
-#endif
static int
zoran_set_norm (struct zoran *zr,
- int norm) /* VIDEO_MODE_* */
+ int norm) /* VIDEO_MODE_* */
{
int norm_encoder, on;
static int
zoran_do_ioctl (struct inode *inode,
- struct file *file,
- unsigned int cmd,
- void *arg)
+ struct file *file,
+ unsigned int cmd,
+ void *arg)
{
struct zoran_fh *fh = file->private_data;
struct zoran *zr = fh->zr;
* but moving the free code outside the munmap() handler fixes
* all this... If someone knows why, please explain me (Ronald)
*/
- if (!!mutex_trylock(&zr->resource_lock)) {
+ if (mutex_trylock(&zr->resource_lock)) {
/* we obtained it! Let's try to free some things */
if (fh->jpg_buffers.ready_to_be_freed)
jpg_fbuffer_free(file);
dprintk(3, KERN_DEBUG "%s: VIDIOCGCAP\n", ZR_DEVNAME(zr));
memset(vcap, 0, sizeof(struct video_capability));
- strncpy(vcap->name, ZR_DEVNAME(zr), sizeof(vcap->name));
+ strncpy(vcap->name, ZR_DEVNAME(zr), sizeof(vcap->name)-1);
vcap->type = ZORAN_VID_TYPE;
vcap->channels = zr->card.inputs;
break;
/* RJ: the documentation at http://roadrunner.swansea.linux.org.uk/v4lapi.shtml says:
- *
+ *
* * "The VIDIOCSCHAN ioctl takes an integer argument and switches the capture to this input."
* * ^^^^^^^
* * The famos BTTV driver has it implemented with a struct video_channel argument
vpict->colour, vpict->contrast, vpict->depth,
vpict->palette);
- for (i = 0; i < zoran_num_formats; i++) {
+ for (i = 0; i < NUM_FORMATS; i++) {
const struct zoran_format *fmt = &zoran_formats[i];
if (fmt->palette != -1 &&
fmt->depth == vpict->depth)
break;
}
- if (i == zoran_num_formats) {
+ if (i == NUM_FORMATS) {
dprintk(1,
KERN_ERR
"%s: VIDIOCSPICT - Invalid palette %d\n",
ZR_DEVNAME(zr), vbuf->base, vbuf->width,
vbuf->height, vbuf->depth, vbuf->bytesperline);
- for (i = 0; i < zoran_num_formats; i++)
+ for (i = 0; i < NUM_FORMATS; i++)
if (zoran_formats[i].depth == vbuf->depth)
break;
- if (i == zoran_num_formats) {
+ if (i == NUM_FORMATS) {
dprintk(1,
KERN_ERR
"%s: VIDIOCSFBUF - invalid fbuf depth %d\n",
}
break;
-#ifdef HAVE_V4L2
-
/* The new video4linux2 capture interface - much nicer than video4linux1, since
* it allows for integrating the JPEG capturing calls inside standard v4l2
*/
dprintk(3, KERN_DEBUG "%s: VIDIOC_QUERYCAP\n", ZR_DEVNAME(zr));
memset(cap, 0, sizeof(*cap));
- strncpy(cap->card, ZR_DEVNAME(zr), sizeof(cap->card));
- strncpy(cap->driver, "zoran", sizeof(cap->driver));
+ strncpy(cap->card, ZR_DEVNAME(zr), sizeof(cap->card)-1);
+ strncpy(cap->driver, "zoran", sizeof(cap->driver)-1);
snprintf(cap->bus_info, sizeof(cap->bus_info), "PCI:%s",
pci_name(zr->pci_dev));
cap->version =
return -EINVAL;
}
- for (i = 0; i < zoran_num_formats; i++) {
+ for (i = 0; i < NUM_FORMATS; i++) {
if (zoran_formats[i].flags & flag)
num++;
if (num == fmt->index)
break;
}
if (fmt->index < 0 /* late, but not too late */ ||
- i == zoran_num_formats)
+ i == NUM_FORMATS)
return -EINVAL;
memset(fmt, 0, sizeof(*fmt));
fmt->index = index;
fmt->type = type;
- strncpy(fmt->description, zoran_formats[i].name, 31);
+ strncpy(fmt->description, zoran_formats[i].name, sizeof(fmt->description)-1);
fmt->pixelformat = zoran_formats[i].fourcc;
if (zoran_formats[i].flags & ZORAN_FORMAT_COMPRESSED)
fmt->flags |= V4L2_FMT_FLAG_COMPRESSED;
fmt->fmt.pix.height =
fh->v4l_settings.height;
fmt->fmt.pix.sizeimage =
- fh->v4l_buffers.buffer_size;
+ fh->v4l_settings.bytesperline *
+ fh->v4l_settings.height;
fmt->fmt.pix.pixelformat =
fh->v4l_settings.format->fourcc;
fmt->fmt.pix.colorspace =
sfmtjpg_unlock_and_return:
mutex_unlock(&zr->resource_lock);
} else {
- for (i = 0; i < zoran_num_formats; i++)
+ for (i = 0; i < NUM_FORMATS; i++)
if (fmt->fmt.pix.pixelformat ==
zoran_formats[i].fourcc)
break;
- if (i == zoran_num_formats) {
+ if (i == NUM_FORMATS) {
dprintk(1,
KERN_ERR
"%s: VIDIOC_S_FMT - unknown/unsupported format 0x%x (%4.4s)\n",
/* tell the user the
* results/missing stuff */
- fmt->fmt.pix.sizeimage = fh->v4l_buffers.buffer_size /*zr->gbpl * zr->gheight */
- ;
+ fmt->fmt.pix.sizeimage =
+ fh->v4l_settings.height *
+ fh->v4l_settings.bytesperline;
if (BUZ_MAX_HEIGHT <
(fh->v4l_settings.height * 2))
fmt->fmt.pix.field =
fb->fmt.bytesperline, fb->fmt.pixelformat,
(char *) &printformat);
- for (i = 0; i < zoran_num_formats; i++)
+ for (i = 0; i < NUM_FORMATS; i++)
if (zoran_formats[i].fourcc == fb->fmt.pixelformat)
break;
- if (i == zoran_num_formats) {
+ if (i == NUM_FORMATS) {
dprintk(1,
KERN_ERR
"%s: VIDIOC_S_FBUF - format=0x%x (%4.4s) not allowed\n",
"%s: VIDIOC_QUERYBUF - index=%d, type=%d\n",
ZR_DEVNAME(zr), buf->index, buf->type);
- memset(buf, 0, sizeof(buf));
+ memset(buf, 0, sizeof(*buf));
buf->type = type;
buf->index = index;
goto strmoff_unlock_and_return;
/* unload capture */
- if (zr->v4l_memgrab_active)
+ if (zr->v4l_memgrab_active) {
+ unsigned long flags;
+
+ spin_lock_irqsave(&zr->spinlock, flags);
zr36057_set_memgrab(zr, 0);
+ spin_unlock_irqrestore(&zr->spinlock, flags);
+ }
for (i = 0; i < fh->v4l_buffers.num_buffers; i++)
zr->v4l_buffers.buffer[i].state =
switch (ctrl->id) {
case V4L2_CID_BRIGHTNESS:
- strncpy(ctrl->name, "Brightness", 31);
+ strncpy(ctrl->name, "Brightness", sizeof(ctrl->name)-1);
break;
case V4L2_CID_CONTRAST:
- strncpy(ctrl->name, "Contrast", 31);
+ strncpy(ctrl->name, "Contrast", sizeof(ctrl->name)-1);
break;
case V4L2_CID_SATURATION:
- strncpy(ctrl->name, "Saturation", 31);
+ strncpy(ctrl->name, "Saturation", sizeof(ctrl->name)-1);
break;
case V4L2_CID_HUE:
- strncpy(ctrl->name, "Hue", 31);
+ strncpy(ctrl->name, "Hue", sizeof(ctrl->name)-1);
break;
}
&caps);
if (caps.flags & VIDEO_DECODER_AUTO) {
std->id = V4L2_STD_ALL;
- strncpy(std->name, "Autodetect", 31);
+ strncpy(std->name, "Autodetect", sizeof(std->name)-1);
return 0;
} else
return -EINVAL;
switch (std->index) {
case 0:
std->id = V4L2_STD_PAL;
- strncpy(std->name, "PAL", 31);
+ strncpy(std->name, "PAL", sizeof(std->name)-1);
std->frameperiod.numerator = 1;
std->frameperiod.denominator = 25;
std->framelines = zr->card.tvn[0]->Ht;
break;
case 1:
std->id = V4L2_STD_NTSC;
- strncpy(std->name, "NTSC", 31);
+ strncpy(std->name, "NTSC", sizeof(std->name)-1);
std->frameperiod.numerator = 1001;
std->frameperiod.denominator = 30000;
std->framelines = zr->card.tvn[1]->Ht;
break;
case 2:
std->id = V4L2_STD_SECAM;
- strncpy(std->name, "SECAM", 31);
+ strncpy(std->name, "SECAM", sizeof(std->name)-1);
std->frameperiod.numerator = 1;
std->frameperiod.denominator = 25;
std->framelines = zr->card.tvn[2]->Ht;
dprintk(3, KERN_DEBUG "%s: VIDIOC_S_STD - norm=0x%llx\n",
ZR_DEVNAME(zr), (unsigned long long)*std);
- if (*std == V4L2_STD_PAL)
+ if ((*std & V4L2_STD_PAL) && !(*std & ~V4L2_STD_PAL))
norm = VIDEO_MODE_PAL;
- else if (*std == V4L2_STD_NTSC)
+ else if ((*std & V4L2_STD_NTSC) && !(*std & ~V4L2_STD_NTSC))
norm = VIDEO_MODE_NTSC;
- else if (*std == V4L2_STD_SECAM)
+ else if ((*std & V4L2_STD_SECAM) && !(*std & ~V4L2_STD_SECAM))
norm = VIDEO_MODE_SECAM;
else if (*std == V4L2_STD_ALL)
norm = VIDEO_MODE_AUTO;
memset(outp, 0, sizeof(*outp));
outp->index = 0;
outp->type = V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY;
- strncpy(outp->name, "Autodetect", 31);
+ strncpy(outp->name, "Autodetect", sizeof(outp->name)-1);
return 0;
}
V4L2_BUF_TYPE_VIDEO_CAPTURE) {
int i;
- for (i = 0; i < zoran_num_formats; i++)
+ for (i = 0; i < NUM_FORMATS; i++)
if (zoran_formats[i].fourcc ==
fmt->fmt.pix.pixelformat)
break;
- if (i == zoran_num_formats) {
+ if (i == NUM_FORMATS) {
res = -EINVAL;
goto tryfmt_unlock_and_return;
}
return 0;
}
break;
-#endif
default:
dprintk(1, KERN_DEBUG "%s: UNKNOWN ioctl cmd: 0x%x\n",
{
struct zoran_fh *fh = file->private_data;
struct zoran *zr = fh->zr;
- wait_queue_head_t *queue = NULL;
int res = 0, frame;
+ unsigned long flags;
/* we should check whether buffers are ready to be synced on
* (w/o waits - O_NONBLOCK) here
switch (fh->map_mode) {
case ZORAN_MAP_MODE_RAW:
- if (fh->v4l_buffers.active == ZORAN_FREE ||
- zr->v4l_pend_head == zr->v4l_pend_tail) {
- dprintk(1,
- "%s: zoran_poll() - no buffers queued\n",
- ZR_DEVNAME(zr));
- res = POLLNVAL;
- goto poll_unlock_and_return;
- }
- queue = &zr->v4l_capq;
- frame = zr->v4l_pend[zr->v4l_pend_tail & V4L_MASK_FRAME];
- poll_wait(file, queue, wait);
- if (fh->v4l_buffers.buffer[frame].state == BUZ_STATE_DONE)
+ poll_wait(file, &zr->v4l_capq, wait);
+ frame = zr->v4l_pend[zr->v4l_sync_tail & V4L_MASK_FRAME];
+
+ spin_lock_irqsave(&zr->spinlock, flags);
+ dprintk(3,
+ KERN_DEBUG
+ "%s: %s() raw - active=%c, sync_tail=%lu/%c, pend_tail=%lu, pend_head=%lu\n",
+ ZR_DEVNAME(zr), __func__,
+ "FAL"[fh->v4l_buffers.active], zr->v4l_sync_tail,
+ "UPMD"[zr->v4l_buffers.buffer[frame].state],
+ zr->v4l_pend_tail, zr->v4l_pend_head);
+ /* Process is the one capturing? */
+ if (fh->v4l_buffers.active != ZORAN_FREE &&
+ /* Buffer ready to DQBUF? */
+ zr->v4l_buffers.buffer[frame].state == BUZ_STATE_DONE)
res = POLLIN | POLLRDNORM;
+ spin_unlock_irqrestore(&zr->spinlock, flags);
+
break;
case ZORAN_MAP_MODE_JPG_REC:
case ZORAN_MAP_MODE_JPG_PLAY:
- if (fh->jpg_buffers.active == ZORAN_FREE ||
- zr->jpg_que_head == zr->jpg_que_tail) {
- dprintk(1,
- "%s: zoran_poll() - no buffers queued\n",
- ZR_DEVNAME(zr));
- res = POLLNVAL;
- goto poll_unlock_and_return;
- }
- queue = &zr->jpg_capq;
+ poll_wait(file, &zr->jpg_capq, wait);
frame = zr->jpg_pend[zr->jpg_que_tail & BUZ_MASK_FRAME];
- poll_wait(file, queue, wait);
- if (fh->jpg_buffers.buffer[frame].state == BUZ_STATE_DONE) {
+
+ spin_lock_irqsave(&zr->spinlock, flags);
+ dprintk(3,
+ KERN_DEBUG
+ "%s: %s() jpg - active=%c, que_tail=%lu/%c, que_head=%lu, dma=%lu/%lu\n",
+ ZR_DEVNAME(zr), __func__,
+ "FAL"[fh->jpg_buffers.active], zr->jpg_que_tail,
+ "UPMD"[zr->jpg_buffers.buffer[frame].state],
+ zr->jpg_que_head, zr->jpg_dma_tail, zr->jpg_dma_head);
+ if (fh->jpg_buffers.active != ZORAN_FREE &&
+ zr->jpg_buffers.buffer[frame].state == BUZ_STATE_DONE) {
if (fh->map_mode == ZORAN_MAP_MODE_JPG_REC)
res = POLLIN | POLLRDNORM;
else
res = POLLOUT | POLLWRNORM;
}
+ spin_unlock_irqrestore(&zr->spinlock, flags);
+
break;
default:
dprintk(1,
+ KERN_ERR
"%s: zoran_poll() - internal error, unknown map_mode=%d\n",
ZR_DEVNAME(zr), fh->map_mode);
res = POLLNVAL;
- goto poll_unlock_and_return;
}
-poll_unlock_and_return:
mutex_unlock(&zr->resource_lock);
return res;
mutex_lock(&zr->resource_lock);
if (fh->v4l_buffers.active != ZORAN_FREE) {
+ unsigned long flags;
+
+ spin_lock_irqsave(&zr->spinlock, flags);
zr36057_set_memgrab(zr, 0);
zr->v4l_buffers.allocated = 0;
zr->v4l_buffers.active =
fh->v4l_buffers.active =
ZORAN_FREE;
+ spin_unlock_irqrestore(&zr->spinlock, flags);
}
//v4l_fbuffer_free(file);
fh->v4l_buffers.allocated = 0;
if (todo > fraglen)
todo = fraglen;
pos =
- le32_to_cpu((unsigned long) fh->jpg_buffers.
+ le32_to_cpu(fh->jpg_buffers.
buffer[i].frag_tab[2 * j]);
/* should just be pos on i386 */
page = virt_to_phys(bus_to_virt(pos))
return 0;
}
-static struct file_operations zoran_fops = {
+static const struct file_operations zoran_fops = {
.owner = THIS_MODULE,
.open = zoran_open,
.release = zoran_close,
.ioctl = zoran_ioctl,
+#ifdef CONFIG_COMPAT
.compat_ioctl = v4l_compat_ioctl32,
+#endif
.llseek = no_llseek,
.read = zoran_read,
.write = zoran_write,
struct video_device zoran_template __devinitdata = {
.name = ZORAN_NAME,
.type = ZORAN_VID_TYPE,
-#ifdef HAVE_V4L2
.type2 = ZORAN_V4L2_VID_FLAGS,
-#endif
- .hardware = ZORAN_HARDWARE,
.fops = &zoran_fops,
.release = &zoran_vdev_release,
.minor = -1