// SPDX-License-Identifier: GPL-2.0-only /* SF16-FMR2 and SF16-FMD2 radio driver for Linux * Copyright (c) 2011 Ondrej Zary * * Original driver was (c) 2000-2002 Ziglio Frediano, [email protected] * but almost nothing remained here after conversion to generic TEA575x * implementation */ #include <linux/delay.h> #include <linux/module.h> /* Modules */ #include <linux/init.h> /* Initdata */ #include <linux/slab.h> #include <linux/ioport.h> /* request_region */ #include <linux/io.h> /* outb, outb_p */ #include <linux/isa.h> #include <linux/pnp.h> #include <media/drv-intf/tea575x.h> MODULE_AUTHOR(…) …; MODULE_DESCRIPTION(…) …; MODULE_LICENSE(…) …; /* these cards can only use two different ports (0x384 and 0x284) */ #define FMR2_MAX … static int radio_nr[FMR2_MAX] = …; module_param_array(…); MODULE_PARM_DESC(…) …; struct fmr2 { … }; static int num_fmr2_cards; static struct fmr2 *fmr2_cards[FMR2_MAX]; static bool isa_registered; static bool pnp_registered; /* the port is hardwired on SF16-FMR2 */ #define FMR2_PORT … /* TEA575x tuner pins */ #define STR_DATA … #define STR_CLK … #define STR_WREN … #define STR_MOST … /* PT2254A/TC9154A volume control pins */ #define PT_ST … #define PT_CK … #define PT_DATA … /* volume control presence pin */ #define FMR2_HASVOL … static void fmr2_tea575x_set_pins(struct snd_tea575x *tea, u8 pins) { … } static u8 fmr2_tea575x_get_pins(struct snd_tea575x *tea) { … } static void fmr2_tea575x_set_direction(struct snd_tea575x *tea, bool output) { … } static const struct snd_tea575x_ops fmr2_tea_ops = …; /* TC9154A/PT2254A volume control */ /* 18-bit shift register bit definitions */ #define TC9154A_ATT_MAJ_0DB … #define TC9154A_ATT_MAJ_10DB … #define TC9154A_ATT_MAJ_20DB … #define TC9154A_ATT_MAJ_30DB … #define TC9154A_ATT_MAJ_40DB … #define TC9154A_ATT_MAJ_50DB … #define TC9154A_ATT_MAJ_60DB … #define TC9154A_ATT_MIN_0DB … #define TC9154A_ATT_MIN_2DB … #define TC9154A_ATT_MIN_4DB … #define TC9154A_ATT_MIN_6DB … #define TC9154A_ATT_MIN_8DB … /* bit 12 is ignored */ #define TC9154A_CHANNEL_LEFT … #define TC9154A_CHANNEL_RIGHT … /* bits 15, 16, 17 must be 0 */ #define TC9154A_ATT_MAJ(x) … #define TC9154A_ATT_MIN(x) … static void tc9154a_set_pins(struct fmr2 *fmr2, u8 pins) { … } static void tc9154a_set_attenuation(struct fmr2 *fmr2, int att, u32 channel) { … } static int fmr2_s_ctrl(struct v4l2_ctrl *ctrl) { … } static const struct v4l2_ctrl_ops fmr2_ctrl_ops = …; static int fmr2_tea_ext_init(struct snd_tea575x *tea) { … } static const struct pnp_device_id fmr2_pnp_ids[] = …; MODULE_DEVICE_TABLE(pnp, fmr2_pnp_ids); static int fmr2_probe(struct fmr2 *fmr2, struct device *pdev, int io) { … } static int fmr2_isa_match(struct device *pdev, unsigned int ndev) { … } static int fmr2_pnp_probe(struct pnp_dev *pdev, const struct pnp_device_id *id) { … } static void fmr2_remove(struct fmr2 *fmr2) { … } static void fmr2_isa_remove(struct device *pdev, unsigned int ndev) { … } static void fmr2_pnp_remove(struct pnp_dev *pdev) { … } static struct isa_driver fmr2_isa_driver = …; static struct pnp_driver fmr2_pnp_driver = …; static int __init fmr2_init(void) { … } static void __exit fmr2_exit(void) { … } module_init(…) …; module_exit(fmr2_exit);
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