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Diffstat (limited to 'drivers/media/video/saa7134/saa7134-video.c')
-rw-r--r--drivers/media/video/saa7134/saa7134-video.c185
1 files changed, 124 insertions, 61 deletions
diff --git a/drivers/media/video/saa7134/saa7134-video.c b/drivers/media/video/saa7134/saa7134-video.c
index 35e5e85f669a..45c852df13ed 100644
--- a/drivers/media/video/saa7134/saa7134-video.c
+++ b/drivers/media/video/saa7134/saa7134-video.c
@@ -30,6 +30,9 @@
#include "saa7134-reg.h"
#include "saa7134.h"
+/* Include V4L1 specific functions. Should be removed soon */
+#include <linux/videodev.h>
+
/* ------------------------------------------------------------------ */
static unsigned int video_debug = 0;
@@ -48,6 +51,43 @@ MODULE_PARM_DESC(noninterlaced,"video input is noninterlaced");
printk(KERN_DEBUG "%s/video: " fmt, dev->name , ## arg)
/* ------------------------------------------------------------------ */
+/* Defines for Video Output Port Register at address 0x191 */
+
+/* Bit 0: VIP code T bit polarity */
+
+#define VP_T_CODE_P_NON_INVERTED 0x00
+#define VP_T_CODE_P_INVERTED 0x01
+
+/* ------------------------------------------------------------------ */
+/* Defines for Video Output Port Register at address 0x195 */
+
+/* Bit 2: Video output clock delay control */
+
+#define VP_CLK_CTRL2_NOT_DELAYED 0x00
+#define VP_CLK_CTRL2_DELAYED 0x04
+
+/* Bit 1: Video output clock invert control */
+
+#define VP_CLK_CTRL1_NON_INVERTED 0x00
+#define VP_CLK_CTRL1_INVERTED 0x02
+
+/* ------------------------------------------------------------------ */
+/* Defines for Video Output Port Register at address 0x196 */
+
+/* Bits 2 to 0: VSYNC pin video vertical sync type */
+
+#define VP_VS_TYPE_MASK 0x07
+
+#define VP_VS_TYPE_OFF 0x00
+#define VP_VS_TYPE_V123 0x01
+#define VP_VS_TYPE_V_ITU 0x02
+#define VP_VS_TYPE_VGATE_L 0x03
+#define VP_VS_TYPE_RESERVED1 0x04
+#define VP_VS_TYPE_RESERVED2 0x05
+#define VP_VS_TYPE_F_ITU 0x06
+#define VP_VS_TYPE_SC_FID 0x07
+
+/* ------------------------------------------------------------------ */
/* data structs for video */
static int video_out[][9] = {
@@ -273,12 +313,12 @@ static struct saa7134_tvnorm tvnorms[] = {
.h_start = 0,
.h_stop = 719,
- .video_v_start = 23,
- .video_v_stop = 262,
- .vbi_v_start_0 = 10,
- .vbi_v_stop_0 = 21,
- .vbi_v_start_1 = 273,
- .src_timing = 7,
+ .video_v_start = 23,
+ .video_v_stop = 262,
+ .vbi_v_start_0 = 10,
+ .vbi_v_stop_0 = 21,
+ .vbi_v_start_1 = 273,
+ .src_timing = 7,
.sync_control = 0x18,
.luma_control = 0x40,
@@ -622,7 +662,7 @@ static void set_size(struct saa7134_dev *dev, int task,
prescale = 1;
xscale = 1024 * dev->crop_current.width / prescale / width;
yscale = 512 * div * dev->crop_current.height / height;
- dprintk("prescale=%d xscale=%d yscale=%d\n",prescale,xscale,yscale);
+ dprintk("prescale=%d xscale=%d yscale=%d\n",prescale,xscale,yscale);
set_h_prescale(dev,task,prescale);
saa_writeb(SAA7134_H_SCALE_INC1(task), xscale & 0xff);
saa_writeb(SAA7134_H_SCALE_INC2(task), xscale >> 8);
@@ -752,20 +792,20 @@ static int verify_preview(struct saa7134_dev *dev, struct v4l2_window *win)
maxh = dev->crop_current.height;
if (V4L2_FIELD_ANY == field) {
- field = (win->w.height > maxh/2)
- ? V4L2_FIELD_INTERLACED
- : V4L2_FIELD_TOP;
- }
- switch (field) {
- case V4L2_FIELD_TOP:
- case V4L2_FIELD_BOTTOM:
- maxh = maxh / 2;
- break;
- case V4L2_FIELD_INTERLACED:
- break;
- default:
- return -EINVAL;
- }
+ field = (win->w.height > maxh/2)
+ ? V4L2_FIELD_INTERLACED
+ : V4L2_FIELD_TOP;
+ }
+ switch (field) {
+ case V4L2_FIELD_TOP:
+ case V4L2_FIELD_BOTTOM:
+ maxh = maxh / 2;
+ break;
+ case V4L2_FIELD_INTERLACED:
+ break;
+ default:
+ return -EINVAL;
+ }
win->field = field;
if (win->w.width > maxw)
@@ -1306,13 +1346,13 @@ video_poll(struct file *file, struct poll_table_struct *wait)
if (res_locked(fh->dev,RESOURCE_VIDEO)) {
up(&fh->cap.lock);
return POLLERR;
- }
- if (0 != fh->cap.ops->buf_prepare(&fh->cap,fh->cap.read_buf,fh->cap.field)) {
- up(&fh->cap.lock);
- return POLLERR;
- }
- fh->cap.ops->buf_queue(&fh->cap,fh->cap.read_buf);
- fh->cap.read_off = 0;
+ }
+ if (0 != fh->cap.ops->buf_prepare(&fh->cap,fh->cap.read_buf,fh->cap.field)) {
+ up(&fh->cap.lock);
+ return POLLERR;
+ }
+ fh->cap.ops->buf_queue(&fh->cap,fh->cap.read_buf);
+ fh->cap.read_off = 0;
}
up(&fh->cap.lock);
buf = fh->cap.read_buf;
@@ -1666,9 +1706,10 @@ static int video_do_ioctl(struct inode *inode, struct file *file,
case VIDIOC_QUERYCAP:
{
struct v4l2_capability *cap = arg;
+ unsigned int tuner_type = dev->tuner_type;
memset(cap,0,sizeof(*cap));
- strcpy(cap->driver, "saa7134");
+ strcpy(cap->driver, "saa7134");
strlcpy(cap->card, saa7134_boards[dev->board].name,
sizeof(cap->card));
sprintf(cap->bus_info,"PCI:%s",pci_name(dev->pci));
@@ -1677,9 +1718,13 @@ static int video_do_ioctl(struct inode *inode, struct file *file,
V4L2_CAP_VIDEO_CAPTURE |
V4L2_CAP_VIDEO_OVERLAY |
V4L2_CAP_VBI_CAPTURE |
- V4L2_CAP_TUNER |
V4L2_CAP_READWRITE |
- V4L2_CAP_STREAMING;
+ V4L2_CAP_STREAMING |
+ V4L2_CAP_TUNER;
+
+ if ((tuner_type == TUNER_ABSENT) || (tuner_type == UNSET))
+ cap->capabilities &= ~V4L2_CAP_TUNER;
+
return 0;
}
@@ -1793,9 +1838,9 @@ static int video_do_ioctl(struct inode *inode, struct file *file,
crop->c.height = b->top - crop->c.top + b->height;
if (crop->c.left < b->left)
- crop->c.top = b->left;
+ crop->c.left = b->left;
if (crop->c.left > b->left + b->width)
- crop->c.top = b->left + b->width;
+ crop->c.left = b->left + b->width;
if (crop->c.width > b->left - crop->c.left + b->width)
crop->c.width = b->left - crop->c.left + b->width;
@@ -1817,6 +1862,7 @@ static int video_do_ioctl(struct inode *inode, struct file *file,
break;
if (NULL != card_in(dev,n).name) {
strcpy(t->name, "Television");
+ t->type = V4L2_TUNER_ANALOG_TV;
t->capability = V4L2_TUNER_CAP_NORM |
V4L2_TUNER_CAP_STEREO |
V4L2_TUNER_CAP_LANG1 |
@@ -1892,26 +1938,26 @@ static int video_do_ioctl(struct inode *inode, struct file *file,
}
case VIDIOC_S_AUDIO:
return 0;
- case VIDIOC_G_PARM:
- {
- struct v4l2_captureparm *parm = arg;
- memset(parm,0,sizeof(*parm));
- return 0;
- }
-
- case VIDIOC_G_PRIORITY:
- {
- enum v4l2_priority *p = arg;
-
- *p = v4l2_prio_max(&dev->prio);
- return 0;
- }
- case VIDIOC_S_PRIORITY:
- {
- enum v4l2_priority *prio = arg;
-
- return v4l2_prio_change(&dev->prio, &fh->prio, *prio);
- }
+ case VIDIOC_G_PARM:
+ {
+ struct v4l2_captureparm *parm = arg;
+ memset(parm,0,sizeof(*parm));
+ return 0;
+ }
+
+ case VIDIOC_G_PRIORITY:
+ {
+ enum v4l2_priority *p = arg;
+
+ *p = v4l2_prio_max(&dev->prio);
+ return 0;
+ }
+ case VIDIOC_S_PRIORITY:
+ {
+ enum v4l2_priority *prio = arg;
+
+ return v4l2_prio_change(&dev->prio, &fh->prio, *prio);
+ }
/* --- preview ioctls ---------------------------------------- */
case VIDIOC_ENUM_FMT:
@@ -2018,7 +2064,7 @@ static int video_do_ioctl(struct inode *inode, struct file *file,
struct v4l2_format *f = arg;
return saa7134_try_fmt(dev,fh,f);
}
-
+#ifdef HAVE_V4L1
case VIDIOCGMBUF:
{
struct video_mbuf *mbuf = arg;
@@ -2043,6 +2089,7 @@ static int video_do_ioctl(struct inode *inode, struct file *file,
}
return 0;
}
+#endif
case VIDIOC_REQBUFS:
return videobuf_reqbufs(saa7134_queue(fh),arg);
@@ -2060,7 +2107,7 @@ static int video_do_ioctl(struct inode *inode, struct file *file,
{
int res = saa7134_resource(fh);
- if (!res_get(dev,fh,res))
+ if (!res_get(dev,fh,res))
return -EBUSY;
return videobuf_streamon(saa7134_queue(fh));
}
@@ -2102,7 +2149,7 @@ static int radio_do_ioctl(struct inode *inode, struct file *file,
struct v4l2_capability *cap = arg;
memset(cap,0,sizeof(*cap));
- strcpy(cap->driver, "saa7134");
+ strcpy(cap->driver, "saa7134");
strlcpy(cap->card, saa7134_boards[dev->board].name,
sizeof(cap->card));
sprintf(cap->bus_info,"PCI:%s",pci_name(dev->pci));
@@ -2119,6 +2166,7 @@ static int radio_do_ioctl(struct inode *inode, struct file *file,
memset(t,0,sizeof(*t));
strcpy(t->name, "Radio");
+ t->type = V4L2_TUNER_RADIO;
saa7134_i2c_call_clients(dev, VIDIOC_G_TUNER, t);
@@ -2233,7 +2281,7 @@ struct video_device saa7134_video_template =
{
.name = "saa7134-video",
.type = VID_TYPE_CAPTURE|VID_TYPE_TUNER|VID_TYPE_OVERLAY|
- VID_TYPE_CLIPPING|VID_TYPE_SCALES,
+ VID_TYPE_CLIPPING|VID_TYPE_SCALES,
.hardware = 0,
.fops = &video_fops,
.minor = -1,
@@ -2280,7 +2328,7 @@ int saa7134_video_init1(struct saa7134_dev *dev)
dev->tda9887_conf |= TDA9887_AUTOMUTE;
dev->automute = 0;
- INIT_LIST_HEAD(&dev->video_q.queue);
+ INIT_LIST_HEAD(&dev->video_q.queue);
init_timer(&dev->video_q.timeout);
dev->video_q.timeout.function = saa7134_buffer_timeout;
dev->video_q.timeout.data = (unsigned long)(&dev->video_q);
@@ -2289,13 +2337,28 @@ int saa7134_video_init1(struct saa7134_dev *dev)
if (saa7134_boards[dev->board].video_out) {
/* enable video output */
int vo = saa7134_boards[dev->board].video_out;
+ int video_reg;
+ unsigned int vid_port_opts = saa7134_boards[dev->board].vid_port_opts;
saa_writeb(SAA7134_VIDEO_PORT_CTRL0, video_out[vo][0]);
- saa_writeb(SAA7134_VIDEO_PORT_CTRL1, video_out[vo][1]);
+ video_reg = video_out[vo][1];
+ if (vid_port_opts & SET_T_CODE_POLARITY_NON_INVERTED)
+ video_reg &= ~VP_T_CODE_P_INVERTED;
+ saa_writeb(SAA7134_VIDEO_PORT_CTRL1, video_reg);
saa_writeb(SAA7134_VIDEO_PORT_CTRL2, video_out[vo][2]);
saa_writeb(SAA7134_VIDEO_PORT_CTRL3, video_out[vo][3]);
saa_writeb(SAA7134_VIDEO_PORT_CTRL4, video_out[vo][4]);
- saa_writeb(SAA7134_VIDEO_PORT_CTRL5, video_out[vo][5]);
- saa_writeb(SAA7134_VIDEO_PORT_CTRL6, video_out[vo][6]);
+ video_reg = video_out[vo][5];
+ if (vid_port_opts & SET_CLOCK_NOT_DELAYED)
+ video_reg &= ~VP_CLK_CTRL2_DELAYED;
+ if (vid_port_opts & SET_CLOCK_INVERTED)
+ video_reg |= VP_CLK_CTRL1_INVERTED;
+ saa_writeb(SAA7134_VIDEO_PORT_CTRL5, video_reg);
+ video_reg = video_out[vo][6];
+ if (vid_port_opts & SET_VSYNC_OFF) {
+ video_reg &= ~VP_VS_TYPE_MASK;
+ video_reg |= VP_VS_TYPE_OFF;
+ }
+ saa_writeb(SAA7134_VIDEO_PORT_CTRL6, video_reg);
saa_writeb(SAA7134_VIDEO_PORT_CTRL7, video_out[vo][7]);
saa_writeb(SAA7134_VIDEO_PORT_CTRL8, video_out[vo][8]);
}
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.