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path: root/drivers/media/video/cx88/cx88-video.c
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Diffstat (limited to 'drivers/media/video/cx88/cx88-video.c')
-rw-r--r--drivers/media/video/cx88/cx88-video.c100
1 files changed, 47 insertions, 53 deletions
diff --git a/drivers/media/video/cx88/cx88-video.c b/drivers/media/video/cx88/cx88-video.c
index 24a48f8a48c..073494ceab0 100644
--- a/drivers/media/video/cx88/cx88-video.c
+++ b/drivers/media/video/cx88/cx88-video.c
@@ -33,6 +33,7 @@
#include <asm/div64.h>
#include "cx88.h"
+#include <media/v4l2-common.h>
/* Include V4L1 specific functions. Should be removed soon */
#include <linux/videodev.h>
@@ -240,7 +241,7 @@ static struct cx88_ctrl cx8800_ctls[] = {
.minimum = 0,
.maximum = 0xff,
.step = 1,
- .default_value = 0,
+ .default_value = 0x3f,
.type = V4L2_CTRL_TYPE_INTEGER,
},
.off = 0,
@@ -271,7 +272,7 @@ static struct cx88_ctrl cx8800_ctls[] = {
.minimum = 0,
.maximum = 0xff,
.step = 1,
- .default_value = 0,
+ .default_value = 0x7f,
.type = V4L2_CTRL_TYPE_INTEGER,
},
.off = 0,
@@ -285,6 +286,7 @@ static struct cx88_ctrl cx8800_ctls[] = {
.name = "Mute",
.minimum = 0,
.maximum = 1,
+ .default_value = 1,
.type = V4L2_CTRL_TYPE_BOOLEAN,
},
.reg = AUD_VOL_CTL,
@@ -298,7 +300,7 @@ static struct cx88_ctrl cx8800_ctls[] = {
.minimum = 0,
.maximum = 0x3f,
.step = 1,
- .default_value = 0,
+ .default_value = 0x1f,
.type = V4L2_CTRL_TYPE_INTEGER,
},
.reg = AUD_VOL_CTL,
@@ -748,10 +750,9 @@ static int video_open(struct inode *inode, struct file *file)
minor,radio,v4l2_type_names[type]);
/* allocate + initialize per filehandle data */
- fh = kmalloc(sizeof(*fh),GFP_KERNEL);
+ fh = kzalloc(sizeof(*fh),GFP_KERNEL);
if (NULL == fh)
return -ENOMEM;
- memset(fh,0,sizeof(*fh));
file->private_data = fh;
fh->dev = dev;
fh->radio = radio;
@@ -917,6 +918,9 @@ static int get_control(struct cx88_core *core, struct v4l2_control *ctl)
ctl->value = ((value + (c->off << c->shift)) & c->mask) >> c->shift;
break;
}
+ printk("get_control id=0x%X reg=0x%02x val=0x%02x (mask 0x%02x)%s\n",
+ ctl->id, c->reg, ctl->value,
+ c->mask, c->sreg ? " [shadowed]" : "");
return 0;
}
@@ -925,13 +929,13 @@ static int set_control(struct cx88_core *core, struct v4l2_control *ctl)
{
/* struct cx88_core *core = dev->core; */
struct cx88_ctrl *c = NULL;
- u32 v_sat_value;
- u32 value;
+ u32 value,mask;
int i;
-
- for (i = 0; i < CX8800_CTLS; i++)
- if (cx8800_ctls[i].v.id == ctl->id)
+ for (i = 0; i < CX8800_CTLS; i++) {
+ if (cx8800_ctls[i].v.id == ctl->id) {
c = &cx8800_ctls[i];
+ }
+ }
if (NULL == c)
return -EINVAL;
@@ -939,6 +943,7 @@ static int set_control(struct cx88_core *core, struct v4l2_control *ctl)
ctl->value = c->v.minimum;
if (ctl->value > c->v.maximum)
ctl->value = c->v.maximum;
+ mask=c->mask;
switch (ctl->id) {
case V4L2_CID_AUDIO_BALANCE:
value = (ctl->value < 0x40) ? (0x40 - ctl->value) : ctl->value;
@@ -948,56 +953,44 @@ static int set_control(struct cx88_core *core, struct v4l2_control *ctl)
break;
case V4L2_CID_SATURATION:
/* special v_sat handling */
- v_sat_value = ctl->value - (0x7f - 0x5a);
- if (v_sat_value > 0xff)
- v_sat_value = 0xff;
- if (v_sat_value < 0x00)
- v_sat_value = 0x00;
- cx_andor(MO_UV_SATURATION, 0xff00, v_sat_value << 8);
- /* fall through to default route for u_sat */
+
+ value = ((ctl->value - c->off) << c->shift) & c->mask;
+
+ if (core->tvnorm->id & V4L2_STD_SECAM) {
+ /* For SECAM, both U and V sat should be equal */
+ value=value<<8|value;
+ } else {
+ /* Keeps U Saturation proportional to V Sat */
+ value=(value*0x5a)/0x7f<<8|value;
+ }
+ mask=0xffff;
+ break;
default:
value = ((ctl->value - c->off) << c->shift) & c->mask;
break;
}
- dprintk(1,"set_control id=0x%X reg=0x%x val=0x%x%s\n",
- ctl->id, c->reg, value, c->sreg ? " [shadowed]" : "");
+ printk("set_control id=0x%X reg=0x%02x val=0x%02x (mask 0x%02x)%s\n",
+ ctl->id, c->reg, value,
+ mask, c->sreg ? " [shadowed]" : "");
if (c->sreg) {
- cx_sandor(c->sreg, c->reg, c->mask, value);
+ cx_sandor(c->sreg, c->reg, mask, value);
} else {
- cx_andor(c->reg, c->mask, value);
+ cx_andor(c->reg, mask, value);
}
return 0;
}
-/* static void init_controls(struct cx8800_dev *dev) */
static void init_controls(struct cx88_core *core)
{
- static struct v4l2_control mute = {
- .id = V4L2_CID_AUDIO_MUTE,
- .value = 1,
- };
- static struct v4l2_control volume = {
- .id = V4L2_CID_AUDIO_VOLUME,
- .value = 0x3f,
- };
- static struct v4l2_control hue = {
- .id = V4L2_CID_HUE,
- .value = 0x80,
- };
- static struct v4l2_control contrast = {
- .id = V4L2_CID_CONTRAST,
- .value = 0x80,
- };
- static struct v4l2_control brightness = {
- .id = V4L2_CID_BRIGHTNESS,
- .value = 0x80,
- };
+ struct v4l2_control ctrl;
+ int i;
- set_control(core,&mute);
- set_control(core,&volume);
- set_control(core,&hue);
- set_control(core,&contrast);
- set_control(core,&brightness);
+ for (i = 0; i < CX8800_CTLS; i++) {
+ ctrl.id=cx8800_ctls[i].v.id;
+ ctrl.value=cx8800_ctls[i].v.default_value
+ +cx8800_ctls[i].off;
+ set_control(core, &ctrl);
+ }
}
/* ------------------------------------------------------------------ */
@@ -1125,7 +1118,7 @@ static int video_do_ioctl(struct inode *inode, struct file *file,
int err;
if (video_debug > 1)
- cx88_print_ioctl(core->name,cmd);
+ v4l_print_ioctl(core->name,cmd);
switch (cmd) {
/* --- capabilities ------------------------------------------ */
@@ -1261,7 +1254,7 @@ int cx88_do_ioctl(struct inode *inode, struct file *file, int radio,
dprintk( 1, "CORE IOCTL: 0x%x\n", cmd );
if (video_debug > 1)
- cx88_print_ioctl(core->name,cmd);
+ v4l_print_ioctl(core->name,cmd);
switch (cmd) {
/* ---------- tv norms ---------- */
@@ -1481,7 +1474,7 @@ static int radio_do_ioctl(struct inode *inode, struct file *file,
struct cx88_core *core = dev->core;
if (video_debug > 1)
- cx88_print_ioctl(core->name,cmd);
+ v4l_print_ioctl(core->name,cmd);
switch (cmd) {
case VIDIOC_QUERYCAP:
@@ -1740,6 +1733,7 @@ static struct file_operations video_fops =
.poll = video_poll,
.mmap = video_mmap,
.ioctl = video_ioctl,
+ .compat_ioctl = v4l_compat_ioctl32,
.llseek = no_llseek,
};
@@ -1767,6 +1761,7 @@ static struct file_operations radio_fops =
.open = video_open,
.release = video_release,
.ioctl = radio_ioctl,
+ .compat_ioctl = v4l_compat_ioctl32,
.llseek = no_llseek,
};
@@ -1813,10 +1808,9 @@ static int __devinit cx8800_initdev(struct pci_dev *pci_dev,
struct cx88_core *core;
int err;
- dev = kmalloc(sizeof(*dev),GFP_KERNEL);
+ dev = kzalloc(sizeof(*dev),GFP_KERNEL);
if (NULL == dev)
return -ENOMEM;
- memset(dev,0,sizeof(*dev));
/* pci init */
dev->pci = pci_dev;
@@ -1928,8 +1922,8 @@ static int __devinit cx8800_initdev(struct pci_dev *pci_dev,
/* initial device configuration */
down(&core->lock);
- init_controls(core);
cx88_set_tvnorm(core,tvnorms);
+ init_controls(core);
video_mux(core,0);
up(&core->lock);
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-14 19:49:52 +0000