#include <linux/init.h> /* Initdata */
#include <linux/ioport.h> /* request_region */
#include <linux/proc_fs.h> /* radio card status report */
+#include <linux/seq_file.h>
#include <asm/io.h> /* outb, outb_p */
#include <asm/uaccess.h> /* copy to/from user */
#include <linux/videodev2.h> /* kernel radio structs */
static void typhoon_mute(struct typhoon_device *dev);
static void typhoon_unmute(struct typhoon_device *dev);
static int typhoon_setvol(struct typhoon_device *dev, int vol);
-static int typhoon_ioctl(struct inode *inode, struct file *file,
- unsigned int cmd, unsigned long arg);
-#ifdef CONFIG_RADIO_TYPHOON_PROC_FS
-static int typhoon_get_info(char *buf, char **start, off_t offset, int len);
-#endif
static void typhoon_setvol_generic(struct typhoon_device *dev, int vol)
{
return 0;
}
+static int vidioc_querycap(struct file *file, void *priv,
+ struct v4l2_capability *v)
+{
+ strlcpy(v->driver, "radio-typhoon", sizeof(v->driver));
+ strlcpy(v->card, "Typhoon Radio", sizeof(v->card));
+ sprintf(v->bus_info, "ISA");
+ v->version = RADIO_VERSION;
+ v->capabilities = V4L2_CAP_TUNER;
+ return 0;
+}
-static int typhoon_do_ioctl(struct inode *inode, struct file *file,
- unsigned int cmd, void *arg)
+static int vidioc_g_tuner(struct file *file, void *priv,
+ struct v4l2_tuner *v)
+{
+ if (v->index > 0)
+ return -EINVAL;
+
+ strcpy(v->name, "FM");
+ v->type = V4L2_TUNER_RADIO;
+ v->rangelow = (87.5*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; /* We can't get the signal strength */
+ return 0;
+}
+
+static int vidioc_s_tuner(struct file *file, void *priv,
+ struct v4l2_tuner *v)
+{
+ if (v->index > 0)
+ return -EINVAL;
+
+ return 0;
+}
+
+static int vidioc_s_frequency(struct file *file, void *priv,
+ struct v4l2_frequency *f)
{
struct video_device *dev = video_devdata(file);
struct typhoon_device *typhoon = dev->priv;
- switch (cmd) {
- case VIDIOC_QUERYCAP:
- {
- struct v4l2_capability *v = arg;
- memset(v,0,sizeof(*v));
- strlcpy(v->driver, "radio-typhoon", sizeof (v->driver));
- strlcpy(v->card, "Typhoon Radio", sizeof (v->card));
- sprintf(v->bus_info,"ISA");
- v->version = RADIO_VERSION;
- v->capabilities = V4L2_CAP_TUNER;
+ typhoon->curfreq = f->frequency;
+ typhoon_setfreq(typhoon, typhoon->curfreq);
+ return 0;
+}
- return 0;
- }
- case VIDIOC_G_TUNER:
- {
- struct v4l2_tuner *v = arg;
+static int vidioc_g_frequency(struct file *file, void *priv,
+ struct v4l2_frequency *f)
+{
+ struct video_device *dev = video_devdata(file);
+ struct typhoon_device *typhoon = dev->priv;
- if (v->index > 0)
- return -EINVAL;
+ f->type = V4L2_TUNER_RADIO;
+ f->frequency = typhoon->curfreq;
- memset(v,0,sizeof(*v));
- strcpy(v->name, "FM");
- v->type = V4L2_TUNER_RADIO;
+ return 0;
+}
- v->rangelow=(87.5*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; /* We can't get the signal strength */
+static int vidioc_queryctrl(struct file *file, void *priv,
+ struct v4l2_queryctrl *qc)
+{
+ 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;
}
- case VIDIOC_S_TUNER:
- {
- struct v4l2_tuner *v = arg;
+ }
+ return -EINVAL;
+}
- if (v->index > 0)
- return -EINVAL;
+static int vidioc_g_ctrl(struct file *file, void *priv,
+ struct v4l2_control *ctrl)
+{
+ struct video_device *dev = video_devdata(file);
+ struct typhoon_device *typhoon = dev->priv;
- return 0;
- }
- case VIDIOC_S_FREQUENCY:
- {
- struct v4l2_frequency *f = arg;
+ switch (ctrl->id) {
+ case V4L2_CID_AUDIO_MUTE:
+ ctrl->value = typhoon->muted;
+ return 0;
+ case V4L2_CID_AUDIO_VOLUME:
+ ctrl->value = typhoon->curvol;
+ return 0;
+ }
+ return -EINVAL;
+}
- typhoon->curfreq = f->frequency;
- typhoon_setfreq(typhoon, typhoon->curfreq);
- return 0;
- }
- case VIDIOC_G_FREQUENCY:
- {
- struct v4l2_frequency *f = arg;
+static int vidioc_s_ctrl (struct file *file, void *priv,
+ struct v4l2_control *ctrl)
+{
+ struct video_device *dev = video_devdata(file);
+ struct typhoon_device *typhoon = dev->priv;
- f->type = V4L2_TUNER_RADIO;
- f->frequency = typhoon->curfreq;
+ switch (ctrl->id) {
+ case V4L2_CID_AUDIO_MUTE:
+ if (ctrl->value)
+ typhoon_mute(typhoon);
+ else
+ typhoon_unmute(typhoon);
+ return 0;
+ case V4L2_CID_AUDIO_VOLUME:
+ typhoon_setvol(typhoon, ctrl->value);
+ return 0;
+ }
+ return -EINVAL;
+}
- 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=typhoon->muted;
- return (0);
- case V4L2_CID_AUDIO_VOLUME:
- ctrl->value=typhoon->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) {
- typhoon_mute(typhoon);
- } else {
- typhoon_unmute(typhoon);
- }
- return (0);
- case V4L2_CID_AUDIO_VOLUME:
- typhoon_setvol(typhoon, ctrl->value);
- return (0);
- }
- return -EINVAL;
- }
+static int vidioc_g_audio(struct file *file, void *priv,
+ struct v4l2_audio *a)
+{
+ if (a->index > 1)
+ return -EINVAL;
- default:
- return v4l_compat_translate_ioctl(inode,file,cmd,arg,
- typhoon_do_ioctl);
- }
+ strcpy(a->name, "Radio");
+ a->capability = V4L2_AUDCAP_STEREO;
+ return 0;
}
-static int typhoon_ioctl(struct inode *inode, struct file *file,
- unsigned int cmd, unsigned long arg)
+static int vidioc_g_input(struct file *filp, void *priv, unsigned int *i)
{
- return video_usercopy(inode, file, cmd, arg, typhoon_do_ioctl);
+ *i = 0;
+ return 0;
+}
+
+static int vidioc_s_input(struct file *filp, void *priv, unsigned int i)
+{
+ if (i != 0)
+ return -EINVAL;
+ return 0;
+}
+
+static int vidioc_s_audio(struct file *file, void *priv,
+ struct v4l2_audio *a)
+{
+ if (a->index != 0)
+ return -EINVAL;
+ return 0;
}
static struct typhoon_device typhoon_unit =
.owner = THIS_MODULE,
.open = video_exclusive_open,
.release = video_exclusive_release,
- .ioctl = typhoon_ioctl,
+ .ioctl = video_ioctl2,
+#ifdef CONFIG_COMPAT
.compat_ioctl = v4l_compat_ioctl32,
+#endif
.llseek = no_llseek,
};
.owner = THIS_MODULE,
.name = "Typhoon Radio",
.type = VID_TYPE_TUNER,
- .hardware = 0,
.fops = &typhoon_fops,
+ .vidioc_querycap = vidioc_querycap,
+ .vidioc_g_tuner = vidioc_g_tuner,
+ .vidioc_s_tuner = vidioc_s_tuner,
+ .vidioc_g_audio = vidioc_g_audio,
+ .vidioc_s_audio = vidioc_s_audio,
+ .vidioc_g_input = vidioc_g_input,
+ .vidioc_s_input = vidioc_s_input,
+ .vidioc_g_frequency = vidioc_g_frequency,
+ .vidioc_s_frequency = vidioc_s_frequency,
+ .vidioc_queryctrl = vidioc_queryctrl,
+ .vidioc_g_ctrl = vidioc_g_ctrl,
+ .vidioc_s_ctrl = vidioc_s_ctrl,
};
#ifdef CONFIG_RADIO_TYPHOON_PROC_FS
-static int typhoon_get_info(char *buf, char **start, off_t offset, int len)
+static int typhoon_proc_show(struct seq_file *m, void *v)
{
- char *out = buf;
-
#ifdef MODULE
#define MODULEPROCSTRING "Driver loaded as a module"
#else
#define MODULEPROCSTRING "Driver compiled into kernel"
#endif
- /* output must be kept under PAGE_SIZE */
- out += sprintf(out, BANNER);
- out += sprintf(out, "Load type: " MODULEPROCSTRING "\n\n");
- out += sprintf(out, "frequency = %lu kHz\n",
+ seq_puts(m, BANNER);
+ seq_puts(m, "Load type: " MODULEPROCSTRING "\n\n");
+ seq_printf(m, "frequency = %lu kHz\n",
typhoon_unit.curfreq >> 4);
- out += sprintf(out, "volume = %d\n", typhoon_unit.curvol);
- out += sprintf(out, "mute = %s\n", typhoon_unit.muted ?
+ seq_printf(m, "volume = %d\n", typhoon_unit.curvol);
+ seq_printf(m, "mute = %s\n", typhoon_unit.muted ?
"on" : "off");
- out += sprintf(out, "iobase = 0x%x\n", typhoon_unit.iobase);
- out += sprintf(out, "mute frequency = %lu kHz\n",
+ seq_printf(m, "iobase = 0x%x\n", typhoon_unit.iobase);
+ seq_printf(m, "mute frequency = %lu kHz\n",
typhoon_unit.mutefreq >> 4);
- return out - buf;
+ return 0;
}
+static int typhoon_proc_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, typhoon_proc_show, NULL);
+}
+
+static const struct file_operations typhoon_proc_fops = {
+ .owner = THIS_MODULE,
+ .open = typhoon_proc_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+};
#endif /* CONFIG_RADIO_TYPHOON_PROC_FS */
MODULE_AUTHOR("Dr. Henrik Seidel");
module_param(radio_nr, int, 0);
#ifdef MODULE
-static unsigned long mutefreq = 0;
+static unsigned long mutefreq;
module_param(mutefreq, ulong, 0);
MODULE_PARM_DESC(mutefreq, "Frequency used when muting the card (in kHz)");
#endif
typhoon_mute(&typhoon_unit);
#ifdef CONFIG_RADIO_TYPHOON_PROC_FS
- if (!create_proc_info_entry("driver/radio-typhoon", 0, NULL,
- typhoon_get_info))
+ if (!proc_create("driver/radio-typhoon", 0, NULL, &typhoon_proc_fops))
printk(KERN_ERR "radio-typhoon: registering /proc/driver/radio-typhoon failed\n");
#endif