Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   1) // SPDX-License-Identifier: GPL-2.0-only
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   3)  * Zoltrix Radio Plus driver
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   4)  * Copyright 1998 C. van Schaik <carl@leg.uct.ac.za>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   5)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   6)  * BUGS
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   7)  *  Due to the inconsistency in reading from the signal flags
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   8)  *  it is difficult to get an accurate tuned signal.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   9)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  10)  *  It seems that the card is not linear to 0 volume. It cuts off
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  11)  *  at a low volume, and it is not possible (at least I have not found)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  12)  *  to get fine volume control over the low volume range.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  13)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  14)  *  Some code derived from code by Romolo Manfredini
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  15)  *				   romolo@bicnet.it
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  16)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  17)  * 1999-05-06 - (C. van Schaik)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  18)  *	      - Make signal strength and stereo scans
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  19)  *		kinder to cpu while in delay
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  20)  * 1999-01-05 - (C. van Schaik)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  21)  *	      - Changed tuning to 1/160Mhz accuracy
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  22)  *	      - Added stereo support
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  23)  *		(card defaults to stereo)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  24)  *		(can explicitly force mono on the card)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  25)  *		(can detect if station is in stereo)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  26)  *	      - Added unmute function
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  27)  *	      - Reworked ioctl functions
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  28)  * 2002-07-15 - Fix Stereo typo
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  29)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  30)  * 2006-07-24 - Converted to V4L2 API
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  31)  *		by Mauro Carvalho Chehab <mchehab@kernel.org>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  32)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  33)  * Converted to the radio-isa framework by Hans Verkuil <hans.verkuil@cisco.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  34)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  35)  * Note that this is the driver for the Zoltrix Radio Plus.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  36)  * This driver does not work for the Zoltrix Radio Plus 108 or the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  37)  * Zoltrix Radio Plus for Windows.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  38)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  39)  * Fully tested with the Keene USB FM Transmitter and the v4l2-compliance tool.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  40)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  41) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  42) #include <linux/module.h>	/* Modules                        */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  43) #include <linux/init.h>		/* Initdata                       */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  44) #include <linux/ioport.h>	/* request_region		  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  45) #include <linux/delay.h>	/* udelay, msleep                 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  46) #include <linux/videodev2.h>	/* kernel radio structs           */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  47) #include <linux/mutex.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  48) #include <linux/io.h>		/* outb, outb_p                   */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  49) #include <linux/slab.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  50) #include <media/v4l2-device.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  51) #include <media/v4l2-ioctl.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  52) #include "radio-isa.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  53) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  54) MODULE_AUTHOR("C. van Schaik");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  55) MODULE_DESCRIPTION("A driver for the Zoltrix Radio Plus.");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  56) MODULE_LICENSE("GPL");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  57) MODULE_VERSION("0.1.99");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  58) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  59) #ifndef CONFIG_RADIO_ZOLTRIX_PORT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  60) #define CONFIG_RADIO_ZOLTRIX_PORT -1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  61) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  62) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  63) #define ZOLTRIX_MAX 2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  64) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  65) static int io[ZOLTRIX_MAX] = { [0] = CONFIG_RADIO_ZOLTRIX_PORT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  66) 			       [1 ... (ZOLTRIX_MAX - 1)] = -1 };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  67) static int radio_nr[ZOLTRIX_MAX] = { [0 ... (ZOLTRIX_MAX - 1)] = -1 };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  68) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  69) module_param_array(io, int, NULL, 0444);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  70) MODULE_PARM_DESC(io, "I/O addresses of the Zoltrix Radio Plus card (0x20c or 0x30c)");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  71) module_param_array(radio_nr, int, NULL, 0444);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  72) MODULE_PARM_DESC(radio_nr, "Radio device numbers");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  73) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  74) struct zoltrix {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  75) 	struct radio_isa_card isa;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  76) 	int curvol;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  77) 	bool muted;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  78) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  79) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  80) static struct radio_isa_card *zoltrix_alloc(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  81) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  82) 	struct zoltrix *zol = kzalloc(sizeof(*zol), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  83) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  84) 	return zol ? &zol->isa : NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  85) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  86) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  87) static int zoltrix_s_mute_volume(struct radio_isa_card *isa, bool mute, int vol)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  88) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  89) 	struct zoltrix *zol = container_of(isa, struct zoltrix, isa);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  90) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  91) 	zol->curvol = vol;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  92) 	zol->muted = mute;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  93) 	if (mute || vol == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  94) 		outb(0, isa->io);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  95) 		outb(0, isa->io);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  96) 		inb(isa->io + 3);            /* Zoltrix needs to be read to confirm */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  97) 		return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  98) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  99) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) 	outb(vol - 1, isa->io);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) 	msleep(10);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) 	inb(isa->io + 2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) /* tunes the radio to the desired frequency */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) static int zoltrix_s_frequency(struct radio_isa_card *isa, u32 freq)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) 	struct zoltrix *zol = container_of(isa, struct zoltrix, isa);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) 	struct v4l2_device *v4l2_dev = &isa->v4l2_dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) 	unsigned long long bitmask, f, m;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) 	bool stereo = isa->stereo;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) 	int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) 	if (freq == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) 		v4l2_warn(v4l2_dev, "cannot set a frequency of 0.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) 		return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) 	m = (freq / 160 - 8800) * 2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) 	f = (unsigned long long)m + 0x4d1c;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) 	bitmask = 0xc480402c10080000ull;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) 	i = 45;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) 	outb(0, isa->io);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) 	outb(0, isa->io);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) 	inb(isa->io + 3);            /* Zoltrix needs to be read to confirm */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) 	outb(0x40, isa->io);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) 	outb(0xc0, isa->io);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) 	bitmask = (bitmask ^ ((f & 0xff) << 47) ^ ((f & 0xff00) << 30) ^ (stereo << 31));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) 	while (i--) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) 		if ((bitmask & 0x8000000000000000ull) != 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) 			outb(0x80, isa->io);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) 			udelay(50);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) 			outb(0x00, isa->io);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) 			udelay(50);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) 			outb(0x80, isa->io);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) 			udelay(50);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) 		} else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) 			outb(0xc0, isa->io);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) 			udelay(50);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) 			outb(0x40, isa->io);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) 			udelay(50);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) 			outb(0xc0, isa->io);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) 			udelay(50);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) 		bitmask *= 2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) 	/* termination sequence */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) 	outb(0x80, isa->io);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) 	outb(0xc0, isa->io);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) 	outb(0x40, isa->io);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) 	udelay(1000);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) 	inb(isa->io + 2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) 	udelay(1000);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) 	return zoltrix_s_mute_volume(isa, zol->muted, zol->curvol);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) /* Get signal strength */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) static u32 zoltrix_g_rxsubchans(struct radio_isa_card *isa)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) 	struct zoltrix *zol = container_of(isa, struct zoltrix, isa);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) 	int a, b;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) 	outb(0x00, isa->io);         /* This stuff I found to do nothing */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) 	outb(zol->curvol, isa->io);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) 	msleep(20);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) 	a = inb(isa->io);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) 	msleep(10);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) 	b = inb(isa->io);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) 	return (a == b && a == 0xcf) ?
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) 		V4L2_TUNER_SUB_STEREO : V4L2_TUNER_SUB_MONO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) static u32 zoltrix_g_signal(struct radio_isa_card *isa)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) 	struct zoltrix *zol = container_of(isa, struct zoltrix, isa);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) 	int a, b;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) 	outb(0x00, isa->io);         /* This stuff I found to do nothing */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) 	outb(zol->curvol, isa->io);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) 	msleep(20);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) 	a = inb(isa->io);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) 	msleep(10);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) 	b = inb(isa->io);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) 	if (a != b)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) 		return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) 	/* I found this out by playing with a binary scanner on the card io */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) 	return (a == 0xcf || a == 0xdf || a == 0xef) ? 0xffff : 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) static int zoltrix_s_stereo(struct radio_isa_card *isa, bool stereo)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) 	return zoltrix_s_frequency(isa, isa->freq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) static const struct radio_isa_ops zoltrix_ops = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) 	.alloc = zoltrix_alloc,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) 	.s_mute_volume = zoltrix_s_mute_volume,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) 	.s_frequency = zoltrix_s_frequency,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) 	.s_stereo = zoltrix_s_stereo,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) 	.g_rxsubchans = zoltrix_g_rxsubchans,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) 	.g_signal = zoltrix_g_signal,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) static const int zoltrix_ioports[] = { 0x20c, 0x30c };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) static struct radio_isa_driver zoltrix_driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) 	.driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) 		.match		= radio_isa_match,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) 		.probe		= radio_isa_probe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) 		.remove		= radio_isa_remove,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) 		.driver		= {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) 			.name	= "radio-zoltrix",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) 		},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) 	},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) 	.io_params = io,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) 	.radio_nr_params = radio_nr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) 	.io_ports = zoltrix_ioports,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) 	.num_of_io_ports = ARRAY_SIZE(zoltrix_ioports),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) 	.region_size = 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) 	.card = "Zoltrix Radio Plus",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) 	.ops = &zoltrix_ops,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) 	.has_stereo = true,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) 	.max_volume = 15,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) static int __init zoltrix_init(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) 	return isa_register_driver(&zoltrix_driver.driver, ZOLTRIX_MAX);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) static void __exit zoltrix_exit(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) 	isa_unregister_driver(&zoltrix_driver.driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) module_init(zoltrix_init);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) module_exit(zoltrix_exit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249)