bttv - Bt848 frame grabber driver
Copyright (C) 1996,97,98 Ralph Metzler <rjkm@thp.uni-koeln.de>
- & Marcus Metzler <mocm@thp.uni-koeln.de>
+ & Marcus Metzler <mocm@thp.uni-koeln.de>
(c) 1999-2002 Gerd Knorr <kraxel@bytesex.org>
some v4l2 code lines are taken from Justin's bttv2 driver which is
#include <linux/sched.h>
#include <linux/interrupt.h>
#include <linux/kdev_t.h>
+#include "bttvp.h"
+#include <media/v4l2-common.h>
+
#include <linux/dma-mapping.h>
#include <asm/io.h>
#include <asm/byteorder.h>
-#include "bttvp.h"
-
#include "rds.h"
const struct bttv_tvnorm bttv_tvnorms[] = {
/* PAL-BDGHI */
- /* max. active video is actually 922, but 924 is divisible by 4 and 3! */
- /* actually, max active PAL with HSCALE=0 is 948, NTSC is 768 - nil */
+ /* max. active video is actually 922, but 924 is divisible by 4 and 3! */
+ /* actually, max active PAL with HSCALE=0 is 948, NTSC is 768 - nil */
{
.v4l2_id = V4L2_STD_PAL,
.name = "PAL",
.vdelay = 0x20,
.vbipack = 255,
.sram = 0,
+ /* ITU-R frame line number of the first VBI line
+ we can capture, of the first and second field. */
+ .vbistart = { 7,320 },
},{
.v4l2_id = V4L2_STD_NTSC_M,
.name = "NTSC",
.vdelay = 0x1a,
.vbipack = 144,
.sram = 1,
+ .vbistart = { 10, 273 },
},{
.v4l2_id = V4L2_STD_SECAM,
.name = "SECAM",
.vdelay = 0x20,
.vbipack = 255,
.sram = 0, /* like PAL, correct? */
+ .vbistart = { 7, 320 },
},{
.v4l2_id = V4L2_STD_PAL_Nc,
.name = "PAL-Nc",
.vdelay = 0x1a,
.vbipack = 144,
.sram = -1,
+ .vbistart = { 7, 320 },
},{
.v4l2_id = V4L2_STD_PAL_M,
.name = "PAL-M",
.vdelay = 0x1a,
.vbipack = 144,
.sram = -1,
+ .vbistart = { 10, 273 },
},{
.v4l2_id = V4L2_STD_PAL_N,
.name = "PAL-N",
.vdelay = 0x20,
.vbipack = 144,
.sram = -1,
+ .vbistart = { 7, 320},
},{
.v4l2_id = V4L2_STD_NTSC_M_JP,
.name = "NTSC-JP",
.vdelay = 0x16,
.vbipack = 144,
.sram = -1,
+ .vbistart = {10, 273},
},{
/* that one hopefully works with the strange timing
* which video recorders produce when playing a NTSC
.vbipack = 255,
.vtotal = 524,
.sram = -1,
+ .vbistart = { 10, 273 },
}
};
static const unsigned int BTTV_TVNORMS = ARRAY_SIZE(bttv_tvnorms);
static void set_pll_freq(struct bttv *btv, unsigned int fin, unsigned int fout)
{
- unsigned char fl, fh, fi;
+ unsigned char fl, fh, fi;
- /* prevent overflows */
- fin/=4;
- fout/=4;
+ /* prevent overflows */
+ fin/=4;
+ fout/=4;
- fout*=12;
- fi=fout/fin;
+ fout*=12;
+ fi=fout/fin;
- fout=(fout%fin)*256;
- fh=fout/fin;
+ fout=(fout%fin)*256;
+ fh=fout/fin;
- fout=(fout%fin)*256;
- fl=fout/fin;
+ fout=(fout%fin)*256;
+ fl=fout/fin;
- btwrite(fl, BT848_PLL_F_LO);
- btwrite(fh, BT848_PLL_F_HI);
- btwrite(fi|BT848_PLL_X, BT848_PLL_XCI);
+ btwrite(fl, BT848_PLL_F_LO);
+ btwrite(fh, BT848_PLL_F_HI);
+ btwrite(fi|BT848_PLL_X, BT848_PLL_XCI);
}
static void set_pll(struct bttv *btv)
{
- int i;
+ int i;
- if (!btv->pll.pll_crystal)
- return;
+ if (!btv->pll.pll_crystal)
+ return;
if (btv->pll.pll_ofreq == btv->pll.pll_current) {
dprintk("bttv%d: PLL: no change required\n",btv->c.nr);
- return;
- }
+ return;
+ }
- if (btv->pll.pll_ifreq == btv->pll.pll_ofreq) {
- /* no PLL needed */
- if (btv->pll.pll_current == 0)
- return;
+ if (btv->pll.pll_ifreq == btv->pll.pll_ofreq) {
+ /* no PLL needed */
+ if (btv->pll.pll_current == 0)
+ return;
bttv_printk(KERN_INFO "bttv%d: PLL can sleep, using XTAL (%d).\n",
- btv->c.nr,btv->pll.pll_ifreq);
- btwrite(0x00,BT848_TGCTRL);
- btwrite(0x00,BT848_PLL_XCI);
- btv->pll.pll_current = 0;
- return;
- }
+ btv->c.nr,btv->pll.pll_ifreq);
+ btwrite(0x00,BT848_TGCTRL);
+ btwrite(0x00,BT848_PLL_XCI);
+ btv->pll.pll_current = 0;
+ return;
+ }
bttv_printk(KERN_INFO "bttv%d: PLL: %d => %d ",btv->c.nr,
- btv->pll.pll_ifreq, btv->pll.pll_ofreq);
+ btv->pll.pll_ifreq, btv->pll.pll_ofreq);
set_pll_freq(btv, btv->pll.pll_ifreq, btv->pll.pll_ofreq);
- for (i=0; i<10; i++) {
+ for (i=0; i<10; i++) {
/* Let other people run while the PLL stabilizes */
bttv_printk(".");
msleep(10);
- if (btread(BT848_DSTATUS) & BT848_DSTATUS_PLOCK) {
+ if (btread(BT848_DSTATUS) & BT848_DSTATUS_PLOCK) {
btwrite(0,BT848_DSTATUS);
- } else {
- btwrite(0x08,BT848_TGCTRL);
- btv->pll.pll_current = btv->pll.pll_ofreq;
+ } else {
+ btwrite(0x08,BT848_TGCTRL);
+ btv->pll.pll_current = btv->pll.pll_ofreq;
bttv_printk(" ok\n");
- return;
- }
- }
- btv->pll.pll_current = -1;
+ return;
+ }
+ }
+ btv->pll.pll_current = -1;
bttv_printk("failed\n");
- return;
+ return;
}
/* used to switch between the bt848's analog/digital video capture modes */
btv->c.nr,table_idx);
/* timing change...reset timing generator address */
- btwrite(0x00, BT848_TGCTRL);
- btwrite(0x02, BT848_TGCTRL);
- btwrite(0x00, BT848_TGCTRL);
+ btwrite(0x00, BT848_TGCTRL);
+ btwrite(0x02, BT848_TGCTRL);
+ btwrite(0x00, BT848_TGCTRL);
len=SRAM_Table[table_idx][0];
for(i = 1; i <= len; i++)
/* -128 to 127 */
value = (hue >> 8) - 128;
- btwrite(value & 0xff, BT848_HUE);
+ btwrite(value & 0xff, BT848_HUE);
}
static void bt848_contrast(struct bttv *btv, int cont)
/* 0-511 */
value = (cont >> 7);
hibit = (value >> 6) & 4;
- btwrite(value & 0xff, BT848_CONTRAST_LO);
- btaor(hibit, ~4, BT848_E_CONTROL);
- btaor(hibit, ~4, BT848_O_CONTROL);
+ btwrite(value & 0xff, BT848_CONTRAST_LO);
+ btaor(hibit, ~4, BT848_E_CONTROL);
+ btaor(hibit, ~4, BT848_O_CONTROL);
}
static void bt848_sat(struct bttv *btv, int color)
/* 0-511 for the color */
val_u = ((color * btv->opt_uv_ratio) / 50) >> 7;
val_v = (((color * (100 - btv->opt_uv_ratio) / 50) >>7)*180L)/254;
- hibits = (val_u >> 7) & 2;
+ hibits = (val_u >> 7) & 2;
hibits |= (val_v >> 8) & 1;
- btwrite(val_u & 0xff, BT848_SAT_U_LO);
- btwrite(val_v & 0xff, BT848_SAT_V_LO);
- btaor(hibits, ~3, BT848_E_CONTROL);
- btaor(hibits, ~3, BT848_O_CONTROL);
+ btwrite(val_u & 0xff, BT848_SAT_U_LO);
+ btwrite(val_v & 0xff, BT848_SAT_V_LO);
+ btaor(hibits, ~3, BT848_E_CONTROL);
+ btaor(hibits, ~3, BT848_O_CONTROL);
}
/* ----------------------------------------------------------------------- */
if (input >= bttv_tvcards[btv->c.type].video_inputs)
return -EINVAL;
- /* needed by RemoteVideo MX */
+ /* needed by RemoteVideo MX */
mask2 = bttv_tvcards[btv->c.type].gpiomask2;
if (mask2)
gpio_inout(mask2,mask2);
c.norm = btv->tvnorm;
c.channel = btv->input;
bttv_call_i2c_clients(btv,VIDIOCSCHAN,&c);
- if (btv->c.type == BTTV_VOODOOTV_FM)
+ if (btv->c.type == BTTV_BOARD_VOODOOTV_FM)
bttv_tda9880_setnorm(btv,c.norm);
}
bt848A_set_timing(btv);
switch (btv->c.type) {
- case BTTV_VOODOOTV_FM:
+ case BTTV_BOARD_VOODOOTV_FM:
bttv_tda9880_setnorm(btv,norm);
break;
}
btwrite(BT848_COLOR_CTL_GAMMA, BT848_COLOR_CTL);
btwrite(BT848_IFORM_XTAUTO | BT848_IFORM_AUTO, BT848_IFORM);
- /* set planar and packed mode trigger points and */
- /* set rising edge of inverted GPINTR pin as irq trigger */
- btwrite(BT848_GPIO_DMA_CTL_PKTP_32|
- BT848_GPIO_DMA_CTL_PLTP1_16|
- BT848_GPIO_DMA_CTL_PLTP23_16|
- BT848_GPIO_DMA_CTL_GPINTC|
- BT848_GPIO_DMA_CTL_GPINTI,
- BT848_GPIO_DMA_CTL);
+ /* set planar and packed mode trigger points and */
+ /* set rising edge of inverted GPINTR pin as irq trigger */
+ btwrite(BT848_GPIO_DMA_CTL_PKTP_32|
+ BT848_GPIO_DMA_CTL_PLTP1_16|
+ BT848_GPIO_DMA_CTL_PLTP23_16|
+ BT848_GPIO_DMA_CTL_GPINTC|
+ BT848_GPIO_DMA_CTL_GPINTI,
+ BT848_GPIO_DMA_CTL);
val = btv->opt_chroma_agc ? BT848_SCLOOP_CAGC : 0;
- btwrite(val, BT848_E_SCLOOP);
- btwrite(val, BT848_O_SCLOOP);
+ btwrite(val, BT848_E_SCLOOP);
+ btwrite(val, BT848_O_SCLOOP);
- btwrite(0x20, BT848_E_VSCALE_HI);
- btwrite(0x20, BT848_O_VSCALE_HI);
- btwrite(BT848_ADC_RESERVED | (btv->opt_adc_crush ? BT848_ADC_CRUSH : 0),
+ btwrite(0x20, BT848_E_VSCALE_HI);
+ btwrite(0x20, BT848_O_VSCALE_HI);
+ btwrite(BT848_ADC_RESERVED | (btv->opt_adc_crush ? BT848_ADC_CRUSH : 0),
BT848_ADC);
btwrite(whitecrush_upper, BT848_WC_UP);
bt848_contrast(btv, btv->contrast);
bt848_sat(btv, btv->saturation);
- /* interrupt */
+ /* interrupt */
init_irqreg(btv);
}
spin_unlock_irqrestore(&btv->s_lock,flags);
init_bt848(btv);
- btv->pll.pll_current = -1;
+ btv->pll.pll_current = -1;
set_input(btv,btv->input);
}
/* video4linux (1) interface */
static int bttv_prepare_buffer(struct bttv *btv, struct bttv_buffer *buf,
- const struct bttv_format *fmt,
+ const struct bttv_format *fmt,
unsigned int width, unsigned int height,
enum v4l2_field field)
{
.buf_release = buffer_release,
};
-static const char *v4l1_ioctls[] = {
- "?", "CGAP", "GCHAN", "SCHAN", "GTUNER", "STUNER", "GPICT", "SPICT",
- "CCAPTURE", "GWIN", "SWIN", "GFBUF", "SFBUF", "KEY", "GFREQ",
- "SFREQ", "GAUDIO", "SAUDIO", "SYNC", "MCAPTURE", "GMBUF", "GUNIT",
- "GCAPTURE", "SCAPTURE", "SPLAYMODE", "SWRITEMODE", "GPLAYINFO",
- "SMICROCODE", "GVBIFMT", "SVBIFMT" };
-#define V4L1_IOCTLS ARRAY_SIZE(v4l1_ioctls)
-
static int bttv_common_ioctls(struct bttv *btv, unsigned int cmd, void *arg)
{
switch (cmd) {
- case BTTV_VERSION:
- return BTTV_VERSION_CODE;
+ case BTTV_VERSION:
+ return BTTV_VERSION_CODE;
/* *** v4l1 *** ************************************************ */
case VIDIOCGFREQ:
return 0;
}
- case VIDIOCGCHAN:
- {
- struct video_channel *v = arg;
+ case VIDIOCGCHAN:
+ {
+ struct video_channel *v = arg;
unsigned int channel = v->channel;
- if (channel >= bttv_tvcards[btv->c.type].video_inputs)
- return -EINVAL;
- v->tuners=0;
- v->flags = VIDEO_VC_AUDIO;
- v->type = VIDEO_TYPE_CAMERA;
- v->norm = btv->tvnorm;
+ if (channel >= bttv_tvcards[btv->c.type].video_inputs)
+ return -EINVAL;
+ v->tuners=0;
+ v->flags = VIDEO_VC_AUDIO;
+ v->type = VIDEO_TYPE_CAMERA;
+ v->norm = btv->tvnorm;
if (channel == bttv_tvcards[btv->c.type].tuner) {
- strcpy(v->name,"Television");
- v->flags|=VIDEO_VC_TUNER;
- v->type=VIDEO_TYPE_TV;
- v->tuners=1;
- } else if (channel == btv->svhs) {
- strcpy(v->name,"S-Video");
- } else {
- sprintf(v->name,"Composite%d",channel);
+ strcpy(v->name,"Television");
+ v->flags|=VIDEO_VC_TUNER;
+ v->type=VIDEO_TYPE_TV;
+ v->tuners=1;
+ } else if (channel == btv->svhs) {
+ strcpy(v->name,"S-Video");
+ } else {
+ sprintf(v->name,"Composite%d",channel);
}
return 0;
- }
- case VIDIOCSCHAN:
- {
- struct video_channel *v = arg;
+ }
+ case VIDIOCSCHAN:
+ {
+ struct video_channel *v = arg;
unsigned int channel = v->channel;
if (channel >= bttv_tvcards[btv->c.type].video_inputs)
return 0;
}
- case VIDIOCGAUDIO:
+ case VIDIOCGAUDIO:
{
struct video_audio *v = arg;
memset(i,0,sizeof(*i));
i->index = n;
i->type = V4L2_INPUT_TYPE_CAMERA;
- i->audioset = 1;
+ i->audioset = 0;
if (i->index == bttv_tvcards[btv->c.type].tuner) {
sprintf(i->name, "Television");
i->type = V4L2_INPUT_TYPE_TUNER;
} else if (i->index == btv->svhs) {
sprintf(i->name, "S-Video");
} else {
- sprintf(i->name,"Composite%d",i->index);
+ sprintf(i->name,"Composite%d",i->index);
}
if (i->index == btv->input) {
__u32 dstatus = btread(BT848_DSTATUS);
memset(t,0,sizeof(*t));
strcpy(t->name, "Television");
t->type = V4L2_TUNER_ANALOG_TV;
- t->rangehigh = 0xffffffffUL;
t->capability = V4L2_TUNER_CAP_NORM;
t->rxsubchans = V4L2_TUNER_SUB_MONO;
if (btread(BT848_DSTATUS)&BT848_DSTATUS_HLOC)
t->signal = 0xffff;
+ {
+ struct video_tuner tuner;
+
+ memset(&tuner, 0, sizeof (tuner));
+ tuner.rangehigh = 0xffffffffUL;
+ bttv_call_i2c_clients(btv, VIDIOCGTUNER, &tuner);
+ t->rangelow = tuner.rangelow;
+ t->rangehigh = tuner.rangehigh;
+ }
{
/* Hmmm ... */
struct video_audio va;
up(&btv->lock);
return 0;
}
+ case VIDIOC_LOG_STATUS:
+ {
+ bttv_call_i2c_clients(btv, VIDIOC_LOG_STATUS, NULL);
+ return 0;
+ }
default:
return -ENOIOCTLCMD;
}
down(&fh->cap.lock);
- kfree(fh->ov.clips);
+ kfree(fh->ov.clips);
fh->ov.clips = clips;
fh->ov.nclips = n;
return 0;
}
+static void
+pix_format_set_size (struct v4l2_pix_format * f,
+ const struct bttv_format * fmt,
+ unsigned int width,
+ unsigned int height)
+{
+ f->width = width;
+ f->height = height;
+
+ if (fmt->flags & FORMAT_FLAGS_PLANAR) {
+ f->bytesperline = width; /* Y plane */
+ f->sizeimage = (width * height * fmt->depth) >> 3;
+ } else {
+ f->bytesperline = (width * fmt->depth) >> 3;
+ f->sizeimage = height * f->bytesperline;
+ }
+}
+
static int bttv_g_fmt(struct bttv_fh *fh, struct v4l2_format *f)
{
switch (f->type) {
case V4L2_BUF_TYPE_VIDEO_CAPTURE:
memset(&f->fmt.pix,0,sizeof(struct v4l2_pix_format));
- f->fmt.pix.width = fh->width;
- f->fmt.pix.height = fh->height;
+ pix_format_set_size (&f->fmt.pix, fh->fmt,
+ fh->width, fh->height);
f->fmt.pix.field = fh->cap.field;
f->fmt.pix.pixelformat = fh->fmt->fourcc;
- f->fmt.pix.bytesperline =
- (f->fmt.pix.width * fh->fmt->depth) >> 3;
- f->fmt.pix.sizeimage =
- f->fmt.pix.height * f->fmt.pix.bytesperline;
return 0;
case V4L2_BUF_TYPE_VIDEO_OVERLAY:
memset(&f->fmt.win,0,sizeof(struct v4l2_window));
f->fmt.pix.width = maxw;
if (f->fmt.pix.height > maxh)
f->fmt.pix.height = maxh;
- f->fmt.pix.width &= ~0x03;
- f->fmt.pix.bytesperline =
- (f->fmt.pix.width * fmt->depth) >> 3;
- f->fmt.pix.sizeimage =
- f->fmt.pix.height * f->fmt.pix.bytesperline;
+ pix_format_set_size (&f->fmt.pix, fmt,
+ f->fmt.pix.width & ~3,
+ f->fmt.pix.height);
return 0;
}
if (0 != retval)
return retval;
if (locked_btres(fh->btv, RESOURCE_VBI))
- return -EBUSY;
+ return -EBUSY;
bttv_vbi_try_fmt(fh,f);
bttv_vbi_setlines(fh,btv,f->fmt.vbi.count[0]);
bttv_vbi_get_fmt(fh,f);
unsigned long flags;
int retval = 0;
- if (bttv_debug > 1) {
- switch (_IOC_TYPE(cmd)) {
- case 'v':
- printk("bttv%d: ioctl 0x%x (v4l1, VIDIOC%s)\n",
- btv->c.nr, cmd, (_IOC_NR(cmd) < V4L1_IOCTLS) ?
- v4l1_ioctls[_IOC_NR(cmd)] : "???");
- break;
- case 'V':
- printk("bttv%d: ioctl 0x%x (v4l2, %s)\n",
- btv->c.nr, cmd, v4l2_ioctl_names[_IOC_NR(cmd)]);
- break;
- default:
- printk("bttv%d: ioctl 0x%x (???)\n",
- btv->c.nr, cmd);
- }
- }
+ if (bttv_debug > 1)
+ v4l_print_ioctl(btv->c.name, cmd);
+
if (btv->errors)
bttv_reinit_bt848(btv);
switch (cmd) {
- case VIDIOCSFREQ:
- case VIDIOCSTUNER:
- case VIDIOCSCHAN:
+ case VIDIOCSFREQ:
+ case VIDIOCSTUNER:
+ case VIDIOCSCHAN:
case VIDIOC_S_CTRL:
case VIDIOC_S_STD:
case VIDIOC_S_INPUT:
/* *** v4l1 *** ************************************************ */
case VIDIOCGCAP:
{
- struct video_capability *cap = arg;
+ struct video_capability *cap = arg;
memset(cap,0,sizeof(*cap));
- strcpy(cap->name,btv->video_dev->name);
+ strcpy(cap->name,btv->video_dev->name);
if (V4L2_BUF_TYPE_VBI_CAPTURE == fh->type) {
/* vbi */
cap->type = VID_TYPE_TUNER|VID_TYPE_TELETEXT;
}
cap->channels = bttv_tvcards[btv->c.type].video_inputs;
cap->audios = bttv_tvcards[btv->c.type].audio_inputs;
- return 0;
+ return 0;
}
case VIDIOCGPICT:
retval = -EINVAL;
goto fh_unlock_and_return;
}
+ if (fmt->flags & FORMAT_FLAGS_RAW) {
+ /* VIDIOCMCAPTURE uses gbufsize, not RAW_BPL *
+ RAW_LINES * 2. F1 is stored at offset 0, F2
+ at buffer size / 2. */
+ fh->width = RAW_BPL;
+ fh->height = gbufsize / RAW_BPL;
+ btv->init.width = RAW_BPL;
+ btv->init.height = gbufsize / RAW_BPL;
+ }
fh->ovfmt = fmt;
fh->fmt = fmt;
btv->init.ovfmt = fmt;
bt848_hue(btv,pic->hue);
bt848_sat(btv,pic->colour);
up(&fh->cap.lock);
- return 0;
+ return 0;
}
case VIDIOCGWIN:
unsigned long end;
if(!capable(CAP_SYS_ADMIN) &&
- !capable(CAP_SYS_RAWIO))
- return -EPERM;
+ !capable(CAP_SYS_RAWIO))
+ return -EPERM;
end = (unsigned long)fbuf->base +
fbuf->height * fbuf->bytesperline;
down(&fh->cap.lock);
}
/* switch over */
- retval = bttv_switch_overlay(btv,fh,new);
+ retval = bttv_switch_overlay(btv,fh,new);
up(&fh->cap.lock);
return retval;
}
fmt->count[0] = fmt2.fmt.vbi.count[0];
fmt->start[1] = fmt2.fmt.vbi.start[1];
fmt->count[1] = fmt2.fmt.vbi.count[1];
- if (fmt2.fmt.vbi.flags & VBI_UNSYNC)
- fmt->flags |= V4L2_VBI_UNSYNC;
- if (fmt2.fmt.vbi.flags & VBI_INTERLACED)
- fmt->flags |= V4L2_VBI_INTERLACED;
+ if (fmt2.fmt.vbi.flags & V4L2_VBI_UNSYNC)
+ fmt->flags |= VBI_UNSYNC;
+ if (fmt2.fmt.vbi.flags & V4L2_VBI_INTERLACED)
+ fmt->flags |= VBI_INTERLACED;
return 0;
}
case VIDIOCSVBIFMT:
return 0;
}
- case BTTV_VERSION:
- case VIDIOCGFREQ:
- case VIDIOCSFREQ:
- case VIDIOCGTUNER:
- case VIDIOCSTUNER:
- case VIDIOCGCHAN:
- case VIDIOCSCHAN:
+ case BTTV_VERSION:
+ case VIDIOCGFREQ:
+ case VIDIOCSFREQ:
+ case VIDIOCGTUNER:
+ case VIDIOCSTUNER:
+ case VIDIOCGCHAN:
+ case VIDIOCSCHAN:
case VIDIOCGAUDIO:
case VIDIOCSAUDIO:
return bttv_common_ioctls(btv,cmd,arg);
if (0 == v4l2)
return -EINVAL;
- strcpy(cap->driver,"bttv");
- strlcpy(cap->card,btv->video_dev->name,sizeof(cap->card));
- sprintf(cap->bus_info,"PCI:%s",pci_name(btv->c.pci));
+ memset(cap, 0, sizeof (*cap));
+ strlcpy(cap->driver, "bttv", sizeof (cap->driver));
+ strlcpy(cap->card, btv->video_dev->name, sizeof (cap->card));
+ snprintf(cap->bus_info, sizeof (cap->bus_info),
+ "PCI:%s", pci_name(btv->c.pci));
cap->version = BTTV_VERSION_CODE;
cap->capabilities =
V4L2_CAP_VIDEO_CAPTURE |
fh->ov.w.height = fb->fmt.height;
btv->init.ov.w.width = fb->fmt.width;
btv->init.ov.w.height = fb->fmt.height;
- kfree(fh->ov.clips);
+ kfree(fh->ov.clips);
fh->ov.clips = NULL;
fh->ov.nclips = 0;
case VIDIOC_S_TUNER:
case VIDIOC_G_FREQUENCY:
case VIDIOC_S_FREQUENCY:
+ case VIDIOC_LOG_STATUS:
return bttv_common_ioctls(btv,cmd,arg);
default:
fh->cap.read_buf->memory = V4L2_MEMORY_USERPTR;
field = videobuf_next_field(&fh->cap);
if (0 != fh->cap.ops->buf_prepare(&fh->cap,fh->cap.read_buf,field)) {
+ kfree (fh->cap.read_buf);
+ fh->cap.read_buf = NULL;
up(&fh->cap.lock);
return POLLERR;
}
.open = bttv_open,
.release = bttv_release,
.ioctl = bttv_ioctl,
+ .compat_ioctl = v4l_compat_ioctl32,
.llseek = no_llseek,
.read = bttv_read,
.mmap = bttv_mmap,
{
.name = "UNSET",
.type = VID_TYPE_CAPTURE|VID_TYPE_TUNER|
- VID_TYPE_CLIPPING|VID_TYPE_SCALES,
+ VID_TYPE_CLIPPING|VID_TYPE_SCALES,
.hardware = VID_HARDWARE_BT848,
.fops = &bttv_fops,
.minor = -1,
audio_mux(btv,AUDIO_RADIO);
up(&btv->lock);
- return 0;
+ return 0;
}
static int radio_release(struct inode *inode, struct file *file)
switch (cmd) {
case VIDIOCGCAP:
{
- struct video_capability *cap = arg;
+ struct video_capability *cap = arg;
memset(cap,0,sizeof(*cap));
- strcpy(cap->name,btv->radio_dev->name);
- cap->type = VID_TYPE_TUNER;
+ strcpy(cap->name,btv->radio_dev->name);
+ cap->type = VID_TYPE_TUNER;
cap->channels = 1;
cap->audios = 1;
- return 0;
+ return 0;
}
- case VIDIOCGTUNER:
- {
- struct video_tuner *v = arg;
+ case VIDIOCGTUNER:
+ {
+ struct video_tuner *v = arg;
- if(v->tuner)
- return -EINVAL;
+ if(v->tuner)
+ return -EINVAL;
memset(v,0,sizeof(*v));
- strcpy(v->name, "Radio");
- bttv_call_i2c_clients(btv,cmd,v);
- return 0;
- }
- case VIDIOCSTUNER:
+ strcpy(v->name, "Radio");
+ bttv_call_i2c_clients(btv,cmd,v);
+ return 0;
+ }
+ case VIDIOCSTUNER:
/* nothing to do */
return 0;
case BTTV_VERSION:
- case VIDIOCGFREQ:
- case VIDIOCSFREQ:
+ case VIDIOCGFREQ:
+ case VIDIOCSFREQ:
case VIDIOCGAUDIO:
case VIDIOCSAUDIO:
return bttv_common_ioctls(btv,cmd,arg);
int handled = 0;
btv=(struct bttv *)dev_id;
+
+ if (btv->custom_irq)
+ handled = btv->custom_irq(btv);
+
count=0;
while (1) {
/* get/clear interrupt status bits */
}
if (astat&BT848_INT_VSYNC)
- btv->field_count++;
+ btv->field_count++;
- if (astat & BT848_INT_GPINT) {
+ if ((astat & BT848_INT_GPINT) && btv->remote) {
wake_up(&btv->gpioq);
- bttv_gpio_irq(&btv->c);
+ bttv_input_irq(btv);
}
if (astat & BT848_INT_I2CDONE) {
wake_up(&btv->i2c_queue);
}
- if ((astat & BT848_INT_RISCI) && (stat & (4<<28)))
+ if ((astat & BT848_INT_RISCI) && (stat & (4<<28)))
bttv_irq_switch_vbi(btv);
- if ((astat & BT848_INT_RISCI) && (stat & (2<<28)))
+ if ((astat & BT848_INT_RISCI) && (stat & (2<<28)))
bttv_irq_wakeup_top(btv);
- if ((astat & BT848_INT_RISCI) && (stat & (1<<28)))
+ if ((astat & BT848_INT_RISCI) && (stat & (1<<28)))
bttv_irq_switch_video(btv);
if ((astat & BT848_INT_HLOCK) && btv->opt_automute)
count++;
if (count > 4) {
- btwrite(0, BT848_INT_MASK);
- printk(KERN_ERR
- "bttv%d: IRQ lockup, cleared int mask [", btv->c.nr);
+
+ if (count > 8 || !(astat & BT848_INT_GPINT)) {
+ btwrite(0, BT848_INT_MASK);
+
+ printk(KERN_ERR
+ "bttv%d: IRQ lockup, cleared int mask [", btv->c.nr);
+ } else {
+ printk(KERN_ERR
+ "bttv%d: IRQ lockup, clearing GPINT from int mask [", btv->c.nr);
+
+ btwrite(btread(BT848_INT_MASK) & (-1 ^ BT848_INT_GPINT),
+ BT848_INT_MASK);
+ };
+
bttv_print_irqbits(stat,astat);
+
printk("]\n");
}
}
/* video */
btv->video_dev = vdev_init(btv, &bttv_video_template, "video");
- if (NULL == btv->video_dev)
+ if (NULL == btv->video_dev)
goto err;
if (video_register_device(btv->video_dev,VFL_TYPE_GRABBER,video_nr)<0)
goto err;
/* vbi */
btv->vbi_dev = vdev_init(btv, &bttv_vbi_template, "vbi");
- if (NULL == btv->vbi_dev)
+ if (NULL == btv->vbi_dev)
goto err;
- if (video_register_device(btv->vbi_dev,VFL_TYPE_VBI,vbi_nr)<0)
+ if (video_register_device(btv->vbi_dev,VFL_TYPE_VBI,vbi_nr)<0)
goto err;
printk(KERN_INFO "bttv%d: registered device vbi%d\n",
btv->c.nr,btv->vbi_dev->minor & 0x1f);
- if (!btv->has_radio)
+ if (!btv->has_radio)
return 0;
/* radio */
btv->radio_dev = vdev_init(btv, &radio_template, "radio");
- if (NULL == btv->radio_dev)
+ if (NULL == btv->radio_dev)
goto err;
if (video_register_device(btv->radio_dev, VFL_TYPE_RADIO,radio_nr)<0)
goto err;
static void pci_set_command(struct pci_dev *dev)
{
#if defined(__powerpc__)
- unsigned int cmd;
+ unsigned int cmd;
- pci_read_config_dword(dev, PCI_COMMAND, &cmd);
- cmd = (cmd | PCI_COMMAND_MEMORY );
- pci_write_config_dword(dev, PCI_COMMAND, cmd);
+ pci_read_config_dword(dev, PCI_COMMAND, &cmd);
+ cmd = (cmd | PCI_COMMAND_MEMORY );
+ pci_write_config_dword(dev, PCI_COMMAND, cmd);
#endif
}
if (bttv_num == BTTV_MAX)
return -ENOMEM;
printk(KERN_INFO "bttv: Bt8xx card found (%d).\n", bttv_num);
- btv=&bttvs[bttv_num];
+ btv=&bttvs[bttv_num];
memset(btv,0,sizeof(*btv));
btv->c.nr = bttv_num;
sprintf(btv->c.name,"bttv%d",btv->c.nr);
/* initialize structs / fill in defaults */
- init_MUTEX(&btv->lock);
- init_MUTEX(&btv->reslock);
- spin_lock_init(&btv->s_lock);
- spin_lock_init(&btv->gpio_lock);
- init_waitqueue_head(&btv->gpioq);
- init_waitqueue_head(&btv->i2c_queue);
- INIT_LIST_HEAD(&btv->c.subs);
- INIT_LIST_HEAD(&btv->capture);
- INIT_LIST_HEAD(&btv->vcapture);
+ init_MUTEX(&btv->lock);
+ init_MUTEX(&btv->reslock);
+ spin_lock_init(&btv->s_lock);
+ spin_lock_init(&btv->gpio_lock);
+ init_waitqueue_head(&btv->gpioq);
+ init_waitqueue_head(&btv->i2c_queue);
+ INIT_LIST_HEAD(&btv->c.subs);
+ INIT_LIST_HEAD(&btv->capture);
+ INIT_LIST_HEAD(&btv->vcapture);
v4l2_prio_init(&btv->prio);
init_timer(&btv->timeout);
btv->timeout.function = bttv_irq_timeout;
btv->timeout.data = (unsigned long)btv;
- btv->i2c_rc = -1;
- btv->tuner_type = UNSET;
- btv->pinnacle_id = UNSET;
+ btv->i2c_rc = -1;
+ btv->tuner_type = UNSET;
btv->new_input = UNSET;
- btv->gpioirq = 1;
btv->has_radio=radio[btv->c.nr];
/* pci stuff (init, get irq/mmio, ... */
btv->c.pci = dev;
- btv->id = dev->device;
+ btv->id = dev->device;
if (pci_enable_device(dev)) {
- printk(KERN_WARNING "bttv%d: Can't enable device.\n",
+ printk(KERN_WARNING "bttv%d: Can't enable device.\n",
btv->c.nr);
return -EIO;
}
- if (pci_set_dma_mask(dev, DMA_32BIT_MASK)) {
- printk(KERN_WARNING "bttv%d: No suitable DMA available.\n",
+ if (pci_set_dma_mask(dev, DMA_32BIT_MASK)) {
+ printk(KERN_WARNING "bttv%d: No suitable DMA available.\n",
btv->c.nr);
return -EIO;
- }
+ }
if (!request_mem_region(pci_resource_start(dev,0),
pci_resource_len(dev,0),
btv->c.name)) {
- printk(KERN_WARNING "bttv%d: can't request iomem (0x%lx).\n",
+ printk(KERN_WARNING "bttv%d: can't request iomem (0x%lx).\n",
btv->c.nr, pci_resource_start(dev,0));
return -EBUSY;
}
- pci_set_master(dev);
+ pci_set_master(dev);
pci_set_command(dev);
pci_set_drvdata(dev,btv);
- pci_read_config_byte(dev, PCI_CLASS_REVISION, &btv->revision);
- pci_read_config_byte(dev, PCI_LATENCY_TIMER, &lat);
- printk(KERN_INFO "bttv%d: Bt%d (rev %d) at %s, ",
- bttv_num,btv->id, btv->revision, pci_name(dev));
- printk("irq: %d, latency: %d, mmio: 0x%lx\n",
+ pci_read_config_byte(dev, PCI_CLASS_REVISION, &btv->revision);
+ pci_read_config_byte(dev, PCI_LATENCY_TIMER, &lat);
+ printk(KERN_INFO "bttv%d: Bt%d (rev %d) at %s, ",
+ bttv_num,btv->id, btv->revision, pci_name(dev));
+ printk("irq: %d, latency: %d, mmio: 0x%lx\n",
btv->c.pci->irq, lat, pci_resource_start(dev,0));
schedule();
goto fail1;
}
- /* identify card */
+ /* identify card */
bttv_idcard(btv);
- /* disable irqs, register irq handler */
+ /* disable irqs, register irq handler */
btwrite(0, BT848_INT_MASK);
- result = request_irq(btv->c.pci->irq, bttv_irq,
- SA_SHIRQ | SA_INTERRUPT,btv->c.name,(void *)btv);
- if (result < 0) {
- printk(KERN_ERR "bttv%d: can't get IRQ %d\n",
+ result = request_irq(btv->c.pci->irq, bttv_irq,
+ SA_SHIRQ | SA_INTERRUPT,btv->c.name,(void *)btv);
+ if (result < 0) {
+ printk(KERN_ERR "bttv%d: can't get IRQ %d\n",
bttv_num,btv->c.pci->irq);
goto fail1;
- }
+ }
if (0 != bttv_handle_chipset(btv)) {
result = -EIO;
goto fail2;
- }
+ }
/* init options from insmod args */
btv->opt_combfilter = combfilter;
btv->input = 0;
/* initialize hardware */
- if (bttv_gpio)
- bttv_gpio_tracking(btv,"pre-init");
+ if (bttv_gpio)
+ bttv_gpio_tracking(btv,"pre-init");
bttv_risc_init_main(btv);
init_bt848(btv);
/* gpio */
- btwrite(0x00, BT848_GPIO_REG_INP);
- btwrite(0x00, BT848_GPIO_OUT_EN);
- if (bttv_verbose)
- bttv_gpio_tracking(btv,"init");
+ btwrite(0x00, BT848_GPIO_REG_INP);
+ btwrite(0x00, BT848_GPIO_OUT_EN);
+ if (bttv_verbose)
+ bttv_gpio_tracking(btv,"init");
- /* needs to be done before i2c is registered */
- bttv_init_card1(btv);
+ /* needs to be done before i2c is registered */
+ bttv_init_card1(btv);
- /* register i2c + gpio */
- init_bttv_i2c(btv);
+ /* register i2c + gpio */
+ init_bttv_i2c(btv);
- /* some card-specific stuff (needs working i2c) */
- bttv_init_card2(btv);
+ /* some card-specific stuff (needs working i2c) */
+ bttv_init_card2(btv);
init_irqreg(btv);
- /* register video4linux + input */
+ /* register video4linux + input */
if (!bttv_tvcards[btv->c.type].no_video) {
bttv_register_video(btv);
bt848_bright(btv,32768);
}
/* add subdevices */
- if (btv->has_remote)
- bttv_sub_add_device(&btv->c, "remote");
if (bttv_tvcards[btv->c.type].has_dvb)
bttv_sub_add_device(&btv->c, "dvb");
+ bttv_input_init(btv);
+
/* everything is fine */
bttv_num++;
- return 0;
+ return 0;
fail2:
- free_irq(btv->c.pci->irq,btv);
+ free_irq(btv->c.pci->irq,btv);
fail1:
if (btv->bt848_mmio)
static void __devexit bttv_remove(struct pci_dev *pci_dev)
{
- struct bttv *btv = pci_get_drvdata(pci_dev);
+ struct bttv *btv = pci_get_drvdata(pci_dev);
if (bttv_verbose)
printk("bttv%d: unloading\n",btv->c.nr);
- /* shutdown everything (DMA+IRQs) */
+ /* shutdown everything (DMA+IRQs) */
btand(~15, BT848_GPIO_DMA_CTL);
btwrite(0, BT848_INT_MASK);
btwrite(~0x0, BT848_INT_STAT);
/* tell gpio modules we are leaving ... */
btv->shutdown=1;
wake_up(&btv->gpioq);
+ bttv_input_fini(btv);
bttv_sub_del_devices(&btv->c);
- /* unregister i2c_bus + input */
+ /* unregister i2c_bus + input */
fini_bttv_i2c(btv);
/* unregister video4linux */
btcx_riscmem_free(btv->c.pci,&btv->main);
/* free ressources */
- free_irq(btv->c.pci->irq,btv);
+ free_irq(btv->c.pci->irq,btv);
iounmap(btv->bt848_mmio);
- release_mem_region(pci_resource_start(btv->c.pci,0),
- pci_resource_len(btv->c.pci,0));
+ release_mem_region(pci_resource_start(btv->c.pci,0),
+ pci_resource_len(btv->c.pci,0));
pci_set_drvdata(pci_dev, NULL);
- return;
+ return;
}
static int bttv_suspend(struct pci_dev *pci_dev, pm_message_t state)
{
- struct bttv *btv = pci_get_drvdata(pci_dev);
+ struct bttv *btv = pci_get_drvdata(pci_dev);
struct bttv_buffer_set idle;
unsigned long flags;
static int bttv_resume(struct pci_dev *pci_dev)
{
- struct bttv *btv = pci_get_drvdata(pci_dev);
+ struct bttv *btv = pci_get_drvdata(pci_dev);
unsigned long flags;
int err;
}
static struct pci_device_id bttv_pci_tbl[] = {
- {PCI_VENDOR_ID_BROOKTREE, PCI_DEVICE_ID_BT848,
- PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
+ {PCI_VENDOR_ID_BROOKTREE, PCI_DEVICE_ID_BT848,
+ PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
{PCI_VENDOR_ID_BROOKTREE, PCI_DEVICE_ID_BT849,
- PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
+ PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
{PCI_VENDOR_ID_BROOKTREE, PCI_DEVICE_ID_BT878,
- PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
+ PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
{PCI_VENDOR_ID_BROOKTREE, PCI_DEVICE_ID_BT879,
- PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
- {0,}
+ PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
+ {0,}
};
MODULE_DEVICE_TABLE(pci, bttv_pci_tbl);
static struct pci_driver bttv_pci_driver = {
- .name = "bttv",
- .id_table = bttv_pci_tbl,
- .probe = bttv_probe,
- .remove = __devexit_p(bttv_remove),
+ .name = "bttv",
+ .id_table = bttv_pci_tbl,
+ .probe = bttv_probe,
+ .remove = __devexit_p(bttv_remove),
.suspend = bttv_suspend,
.resume = bttv_resume,
};
bttv_check_chipset();
bus_register(&bttv_sub_bus_type);
- return pci_module_init(&bttv_pci_driver);
+ return pci_register_driver(&bttv_pci_driver);
}
static void bttv_cleanup_module(void)
git.openpandora.org / pandora-kernel.git / blobdiff