32 #define USB_MA901_VENDOR  0x16c0
33 #define USB_MA901_PRODUCT 0x05df
52 #define MA901_VOLUME_MIN 0
57 #define MA901_RADIO_SET_FREQ		0x03
58 #define MA901_RADIO_SET_VOLUME		0x04
59 #define MA901_RADIO_SET_MONO_STEREO	0x05
62 #define MA901_WANT_STEREO		0x50
63 #define MA901_WANT_MONO			0xd0
67 module_param(radio_nr, int, 0);
95 	unsigned int freq_send = 0x300 + (freq >> 5) / 25;  in ma901radio_set_freq()
98 	radio->buffer[0] = 0x0a;  in ma901radio_set_freq()
100 	radio->buffer[2] = ((freq_send >> 8) & 0xff) + 0x80;  in ma901radio_set_freq()
101 	radio->buffer[3] = freq_send & 0xff;  in ma901radio_set_freq()
102 	radio->buffer[4] = 0x00;  in ma901radio_set_freq()
103 	radio->buffer[5] = 0x00;  in ma901radio_set_freq()
104 	radio->buffer[6] = 0x00;  in ma901radio_set_freq()
105 	radio->buffer[7] = 0x00;  in ma901radio_set_freq()
107 	retval = usb_control_msg(radio->usbdev, usb_sndctrlpipe(radio->usbdev, 0),  in ma901radio_set_freq()
108 				9, 0x21, 0x0300, 0,  in ma901radio_set_freq()
110 	if (retval < 0)  in ma901radio_set_freq()
114 	return 0;  in ma901radio_set_freq()
121 	radio->buffer[0] = 0x0a;  in ma901radio_set_volume()
123 	radio->buffer[2] = 0xc2;  in ma901radio_set_volume()
124 	radio->buffer[3] = vol_to_set + 0x20;  in ma901radio_set_volume()
125 	radio->buffer[4] = 0x00;  in ma901radio_set_volume()
126 	radio->buffer[5] = 0x00;  in ma901radio_set_volume()
127 	radio->buffer[6] = 0x00;  in ma901radio_set_volume()
128 	radio->buffer[7] = 0x00;  in ma901radio_set_volume()
130 	retval = usb_control_msg(radio->usbdev, usb_sndctrlpipe(radio->usbdev, 0),  in ma901radio_set_volume()
131 				9, 0x21, 0x0300, 0,  in ma901radio_set_volume()
133 	if (retval < 0)  in ma901radio_set_volume()
144 	radio->buffer[0] = 0x0a;  in ma901_set_stereo()
147 	radio->buffer[3] = 0x00;  in ma901_set_stereo()
148 	radio->buffer[4] = 0x00;  in ma901_set_stereo()
149 	radio->buffer[5] = 0x00;  in ma901_set_stereo()
150 	radio->buffer[6] = 0x00;  in ma901_set_stereo()
151 	radio->buffer[7] = 0x00;  in ma901_set_stereo()
153 	retval = usb_control_msg(radio->usbdev, usb_sndctrlpipe(radio->usbdev, 0),  in ma901_set_stereo()
154 				9, 0x21, 0x0300, 0,  in ma901_set_stereo()
157 	if (retval < 0)  in ma901_set_stereo()
194 	return 0;  in vidioc_querycap()
203 	if (v->index > 0)  in vidioc_g_tuner()
206 	v->signal = 0;  in vidioc_g_tuner()
222 	return 0;  in vidioc_g_tuner()
231 	if (v->index > 0)  in vidioc_s_tuner()
249 	if (f->tuner != 0)  in vidioc_s_frequency()
262 	if (f->tuner != 0)  in vidioc_g_frequency()
266 	return 0;  in vidioc_g_frequency()
289 	return 0;  in usb_ma901radio_suspend()
294 	return 0;  in usb_ma901radio_resume()
337 	int retval = 0;  in usb_ma901radio_probe()
345 		(strncmp(dev->product, "MA901", 5) != 0  in usb_ma901radio_probe()
346 		|| strncmp(dev->manufacturer, "www.masterkit.ru", 16) != 0))  in usb_ma901radio_probe()
364 	if (retval < 0) {  in usb_ma901radio_probe()
376 	 *		  V4L2_CID_AUDIO_MUTE, 0, 1, 1, 1);  in usb_ma901radio_probe()
417 	if (retval < 0) {  in usb_ma901radio_probe()
422 	return 0;  in usb_ma901radio_probe()
439 							USB_CLASS_HID, 0, 0) },