V4L/DVB (4353): V4L2 conversion: radio-sf16fmi
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>
diff --git a/drivers/media/radio/Kconfig b/drivers/media/radio/Kconfig
index 4bb443f..60a5bea 100644
--- a/drivers/media/radio/Kconfig
+++ b/drivers/media/radio/Kconfig
@@ -208,7 +208,7 @@
config RADIO_SF16FMI
tristate "SF16FMI Radio"
- depends on ISA && VIDEO_V4L1
+ depends on ISA && VIDEO_V4L2
---help---
Choose Y here if you have one of these FM radio cards. If you
compile the driver into the kernel and your card is not PnP one, you
diff --git a/drivers/media/radio/radio-sf16fmi.c b/drivers/media/radio/radio-sf16fmi.c
index efee6e3..4352411 100644
--- a/drivers/media/radio/radio-sf16fmi.c
+++ b/drivers/media/radio/radio-sf16fmi.c
@@ -13,6 +13,7 @@
* No volume control - only mute/unmute - you have to use line volume
* control on SB-part of SF16FMI
*
+ * Converted to V4L2 API by Mauro Carvalho Chehab <mchehab@infradead.org>
*/
#include <linux/kernel.h> /* __setup */
@@ -20,13 +21,26 @@
#include <linux/init.h> /* Initdata */
#include <linux/ioport.h> /* request_region */
#include <linux/delay.h> /* udelay */
-#include <linux/videodev.h> /* kernel radio structs */
+#include <linux/videodev2.h> /* kernel radio structs */
#include <media/v4l2-common.h>
#include <linux/isapnp.h>
#include <asm/io.h> /* outb, outb_p */
#include <asm/uaccess.h> /* copy to/from user */
#include <linux/mutex.h>
+#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,
+ }
+};
+
struct fmi_device
{
int port;
@@ -123,93 +137,122 @@
switch(cmd)
{
- case VIDIOCGCAP:
+ case VIDIOC_QUERYCAP:
{
- struct video_capability *v = arg;
+ struct v4l2_capability *v = arg;
memset(v,0,sizeof(*v));
- strcpy(v->name, "SF16-FMx radio");
- v->type=VID_TYPE_TUNER;
- v->channels=1;
- v->audios=1;
+ strlcpy(v->driver, "radio-sf16fmi", sizeof (v->driver));
+ strlcpy(v->card, "SF16-FMx radio", 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;
+ struct v4l2_tuner *v = arg;
int mult;
- if(v->tuner) /* Only 1 tuner */
+ if (v->index > 0)
return -EINVAL;
+
+ memset(v,0,sizeof(*v));
strcpy(v->name, "FM");
- mult = (fmi->flags & VIDEO_TUNER_LOW) ? 1 : 1000;
+ v->type = V4L2_TUNER_RADIO;
+
+ mult = (fmi->flags & V4L2_TUNER_CAP_LOW) ? 1 : 1000;
v->rangelow = RSF16_MINFREQ/mult;
v->rangehigh = RSF16_MAXFREQ/mult;
- v->flags=fmi->flags;
- v->mode=VIDEO_MODE_AUTO;
+ v->rxsubchans =V4L2_TUNER_SUB_MONO | V4L2_TUNER_MODE_STEREO;
+ v->capability=fmi->flags;
+ v->audmode = V4L2_TUNER_MODE_STEREO;
v->signal = fmi_getsigstr(fmi);
+
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;
- fmi->flags = v->flags & VIDEO_TUNER_LOW;
- /* Only 1 tuner so no setting needed ! */
+
return 0;
}
- case VIDIOCGFREQ:
+ case VIDIOC_S_FREQUENCY:
{
- unsigned long *freq = arg;
- *freq = fmi->curfreq;
- if (!(fmi->flags & VIDEO_TUNER_LOW))
- *freq /= 1000;
- return 0;
- }
- case VIDIOCSFREQ:
- {
- unsigned long *freq = arg;
- if (!(fmi->flags & VIDEO_TUNER_LOW))
- *freq *= 1000;
- if (*freq < RSF16_MINFREQ || *freq > RSF16_MAXFREQ )
+ struct v4l2_frequency *f = arg;
+
+ if (!(fmi->flags & V4L2_TUNER_CAP_LOW))
+ f->frequency *= 1000;
+ if (f->frequency < RSF16_MINFREQ ||
+ f->frequency > RSF16_MAXFREQ )
return -EINVAL;
/*rounding in steps of 800 to match th freq
that will be used */
- fmi->curfreq = (*freq/800)*800;
+ fmi->curfreq = (f->frequency/800)*800;
fmi_setfreq(fmi);
+
return 0;
}
- case VIDIOCGAUDIO:
+ case VIDIOC_G_FREQUENCY:
{
- struct video_audio *v = arg;
- memset(v,0,sizeof(*v));
- v->flags=( (!fmi->curvol)*VIDEO_AUDIO_MUTE | VIDEO_AUDIO_MUTABLE);
- strcpy(v->name, "Radio");
- v->mode=VIDEO_SOUND_STEREO;
+ struct v4l2_frequency *f = arg;
+
+ f->type = V4L2_TUNER_RADIO;
+ f->frequency = fmi->curfreq;
+ if (!(fmi->flags & V4L2_TUNER_CAP_LOW))
+ f->frequency /= 1000;
+
return 0;
}
- case VIDIOCSAUDIO:
+ case VIDIOC_QUERYCTRL:
{
- struct video_audio *v = arg;
- if(v->audio)
- return -EINVAL;
- fmi->curvol= v->flags&VIDEO_AUDIO_MUTE ? 0 : 1;
- fmi->curvol ?
- fmi_unmute(fmi->port) : fmi_mute(fmi->port);
- return 0;
+ 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 VIDIOCGUNIT:
+ case VIDIOC_G_CTRL:
{
- struct video_unit *v = arg;
- v->video=VIDEO_NO_UNIT;
- v->vbi=VIDEO_NO_UNIT;
- v->radio=dev->minor;
- v->audio=0; /* How do we find out this??? */
- v->teletext=VIDEO_NO_UNIT;
- return 0;
+ struct v4l2_control *ctrl= arg;
+
+ switch (ctrl->id) {
+ case V4L2_CID_AUDIO_MUTE:
+ ctrl->value=fmi->curvol;
+ return (0);
+ }
+ return -EINVAL;
+ }
+ case VIDIOC_S_CTRL:
+ {
+ struct v4l2_control *ctrl= arg;
+
+ switch (ctrl->id) {
+ case V4L2_CID_AUDIO_MUTE:
+ {
+ if (ctrl->value)
+ fmi_mute(fmi->port);
+ else
+ fmi_unmute(fmi->port);
+
+ fmi->curvol=ctrl->value;
+ return (0);
+ }
+ }
+ return -EINVAL;
}
default:
- return -ENOIOCTLCMD;
+ return v4l_compat_translate_ioctl(inode,file,cmd,arg,
+ fmi_do_ioctl);
}
}
@@ -235,7 +278,7 @@
.owner = THIS_MODULE,
.name = "SF16FMx radio",
.type = VID_TYPE_TUNER,
- .hardware = VID_HARDWARE_SF16MI,
+ .hardware = 0,
.fops = &fmi_fops,
};
@@ -294,7 +337,7 @@
fmi_unit.port = io;
fmi_unit.curvol = 0;
fmi_unit.curfreq = 0;
- fmi_unit.flags = VIDEO_TUNER_LOW;
+ fmi_unit.flags = V4L2_TUNER_CAP_LOW;
fmi_radio.priv = &fmi_unit;
mutex_init(&lock);