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authorMauro Carvalho Chehab <mchehab@infradead.org>2006-08-08 09:10:01 -0300
committerMauro Carvalho Chehab <mchehab@infradead.org>2006-09-26 11:53:11 -0300
commitd1c4ecdeec612a587e9b564839fc578f41d3049d (patch)
tree2c3ebef4c841c38520fec0d36de3efc3cff5c1ad /drivers/media/radio
parent38ee04f04340ffd6af868499862341d11ed2b331 (diff)
downloadop-kernel-dev-d1c4ecdeec612a587e9b564839fc578f41d3049d.zip
op-kernel-dev-d1c4ecdeec612a587e9b564839fc578f41d3049d.tar.gz
V4L/DVB (4349): V4L2 conversion: radio_gemtek
Driver conversion to V4L2 API. Require some testing, since this obsolete hardware is not common those days. Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/radio')
-rw-r--r--drivers/media/radio/Kconfig2
-rw-r--r--drivers/media/radio/radio-gemtek.c164
2 files changed, 117 insertions, 49 deletions
diff --git a/drivers/media/radio/Kconfig b/drivers/media/radio/Kconfig
index 81e2f35..ec39a00 100644
--- a/drivers/media/radio/Kconfig
+++ b/drivers/media/radio/Kconfig
@@ -106,7 +106,7 @@ config RADIO_AZTECH_PORT
config RADIO_GEMTEK
tristate "GemTek Radio Card support"
- depends on ISA && VIDEO_V4L1
+ depends on ISA && VIDEO_V4L2
---help---
Choose Y here if you have this FM radio card, and then fill in the
port address below.
diff --git a/drivers/media/radio/radio-gemtek.c b/drivers/media/radio/radio-gemtek.c
index ffabe02..730fe16 100644
--- a/drivers/media/radio/radio-gemtek.c
+++ b/drivers/media/radio/radio-gemtek.c
@@ -13,6 +13,7 @@
*
* TODO: Allow for more than one of these foolish entities :-)
*
+ * Converted to V4L2 API by Mauro Carvalho Chehab <mchehab@infradead.org>
*/
#include <linux/module.h> /* Modules */
@@ -21,10 +22,32 @@
#include <linux/delay.h> /* udelay */
#include <asm/io.h> /* outb, outb_p */
#include <asm/uaccess.h> /* copy to/from user */
-#include <linux/videodev.h> /* kernel radio structs */
+#include <linux/videodev2.h> /* kernel radio structs */
#include <media/v4l2-common.h>
#include <linux/spinlock.h>
+#include <linux/version.h> /* for KERNEL_VERSION MACRO */
+#define RADIO_VERSION KERNEL_VERSION(0,0,2)
+
+static struct v4l2_queryctrl radio_qctrl[] = {
+ {
+ .id = V4L2_CID_AUDIO_MUTE,
+ .name = "Mute",
+ .minimum = 0,
+ .maximum = 1,
+ .default_value = 1,
+ .type = V4L2_CTRL_TYPE_BOOLEAN,
+ },{
+ .id = V4L2_CID_AUDIO_VOLUME,
+ .name = "Volume",
+ .minimum = 0,
+ .maximum = 65535,
+ .step = 65535,
+ .default_value = 0xff,
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ }
+};
+
#ifndef CONFIG_RADIO_GEMTEK_PORT
#define CONFIG_RADIO_GEMTEK_PORT -1
#endif
@@ -146,77 +169,122 @@ static int gemtek_do_ioctl(struct inode *inode, struct file *file,
switch(cmd)
{
- case VIDIOCGCAP:
+ case VIDIOC_QUERYCAP:
{
- struct video_capability *v = arg;
+ struct v4l2_capability *v = arg;
memset(v,0,sizeof(*v));
- v->type=VID_TYPE_TUNER;
- v->channels=1;
- v->audios=1;
- strcpy(v->name, "GemTek");
+ strlcpy(v->driver, "radio-gemtek", sizeof (v->driver));
+ strlcpy(v->card, "GemTek", sizeof (v->card));
+ sprintf(v->bus_info,"ISA");
+ v->version = RADIO_VERSION;
+ v->capabilities = V4L2_CAP_TUNER;
+
return 0;
}
- case VIDIOCGTUNER:
+ case VIDIOC_G_TUNER:
{
- struct video_tuner *v = arg;
- if(v->tuner) /* Only 1 tuner */
+ struct v4l2_tuner *v = arg;
+
+ if (v->index > 0)
return -EINVAL;
- v->rangelow=87*16000;
- v->rangehigh=108*16000;
- v->flags=VIDEO_TUNER_LOW;
- v->mode=VIDEO_MODE_AUTO;
- v->signal=0xFFFF*gemtek_getsigstr(rt);
+
+ memset(v,0,sizeof(*v));
strcpy(v->name, "FM");
+ v->type = V4L2_TUNER_RADIO;
+
+ v->rangelow=(87*16000);
+ v->rangehigh=(108*16000);
+ v->rxsubchans =V4L2_TUNER_SUB_MONO;
+ v->capability=V4L2_TUNER_CAP_LOW;
+ v->audmode = V4L2_TUNER_MODE_MONO;
+ v->signal=0xFFFF*gemtek_getsigstr(rt);
+
return 0;
}
- case VIDIOCSTUNER:
+ case VIDIOC_S_TUNER:
{
- struct video_tuner *v = arg;
- if(v->tuner!=0)
+ struct v4l2_tuner *v = arg;
+
+ if (v->index > 0)
return -EINVAL;
- /* Only 1 tuner so no setting needed ! */
- return 0;
- }
- case VIDIOCGFREQ:
- {
- unsigned long *freq = arg;
- *freq = rt->curfreq;
+
return 0;
}
- case VIDIOCSFREQ:
+ case VIDIOC_S_FREQUENCY:
{
- unsigned long *freq = arg;
- rt->curfreq = *freq;
+ struct v4l2_frequency *f = arg;
+
+ rt->curfreq = f->frequency;
/* needs to be called twice in order for getsigstr to work */
gemtek_setfreq(rt, rt->curfreq);
gemtek_setfreq(rt, rt->curfreq);
return 0;
}
- case VIDIOCGAUDIO:
- {
- struct video_audio *v = arg;
- memset(v,0, sizeof(*v));
- v->flags|=VIDEO_AUDIO_MUTABLE;
- v->volume=1;
- v->step=65535;
- strcpy(v->name, "Radio");
- return 0;
- }
- case VIDIOCSAUDIO:
+ case VIDIOC_G_FREQUENCY:
{
- struct video_audio *v = arg;
- if(v->audio)
- return -EINVAL;
+ struct v4l2_frequency *f = arg;
- if(v->flags&VIDEO_AUDIO_MUTE)
- gemtek_mute(rt);
- else
- gemtek_unmute(rt);
+ f->type = V4L2_TUNER_RADIO;
+ f->frequency = rt->curfreq;
return 0;
}
+ case VIDIOC_QUERYCTRL:
+ {
+ struct v4l2_queryctrl *qc = arg;
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(radio_qctrl); i++) {
+ if (qc->id && qc->id == radio_qctrl[i].id) {
+ memcpy(qc, &(radio_qctrl[i]),
+ sizeof(*qc));
+ return (0);
+ }
+ }
+ return -EINVAL;
+ }
+ case VIDIOC_G_CTRL:
+ {
+ struct v4l2_control *ctrl= arg;
+
+ switch (ctrl->id) {
+ case V4L2_CID_AUDIO_MUTE:
+ ctrl->value=rt->muted;
+ return (0);
+ case V4L2_CID_AUDIO_VOLUME:
+ if (rt->muted)
+ ctrl->value=0;
+ else
+ ctrl->value=65535;
+ return (0);
+ }
+ return -EINVAL;
+ }
+ case VIDIOC_S_CTRL:
+ {
+ struct v4l2_control *ctrl= arg;
+
+ switch (ctrl->id) {
+ case V4L2_CID_AUDIO_MUTE:
+ if (ctrl->value) {
+ gemtek_mute(rt);
+ } else {
+ gemtek_unmute(rt);
+ }
+ return (0);
+ case V4L2_CID_AUDIO_VOLUME:
+ if (ctrl->value) {
+ gemtek_unmute(rt);
+ } else {
+ gemtek_mute(rt);
+ }
+ return (0);
+ }
+ return -EINVAL;
+ }
default:
- return -ENOIOCTLCMD;
+ return v4l_compat_translate_ioctl(inode,file,cmd,arg,
+ gemtek_do_ioctl);
}
}
@@ -242,7 +310,7 @@ static struct video_device gemtek_radio=
.owner = THIS_MODULE,
.name = "GemTek radio",
.type = VID_TYPE_TUNER,
- .hardware = VID_HARDWARE_GEMTEK,
+ .hardware = 0,
.fops = &gemtek_fops,
};
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