diff options
Diffstat (limited to 'drivers/media/radio')
| -rw-r--r-- | drivers/media/radio/Kconfig | 125 | ||||
| -rw-r--r-- | drivers/media/radio/Makefile | 2 | ||||
| -rw-r--r-- | drivers/media/radio/radio-aimslab.c | 440 | ||||
| -rw-r--r-- | drivers/media/radio/radio-aztech.c | 372 | ||||
| -rw-r--r-- | drivers/media/radio/radio-gemtek.c | 494 | ||||
| -rw-r--r-- | drivers/media/radio/radio-isa.c | 340 | ||||
| -rw-r--r-- | drivers/media/radio/radio-isa.h | 105 | ||||
| -rw-r--r-- | drivers/media/radio/radio-keene.c | 427 | ||||
| -rw-r--r-- | drivers/media/radio/radio-maxiradio.c | 379 | ||||
| -rw-r--r-- | drivers/media/radio/radio-rtrack2.c | 332 | ||||
| -rw-r--r-- | drivers/media/radio/radio-sf16fmr2.c | 61 | ||||
| -rw-r--r-- | drivers/media/radio/radio-tea5764.c | 19 | ||||
| -rw-r--r-- | drivers/media/radio/radio-terratec.c | 365 | ||||
| -rw-r--r-- | drivers/media/radio/radio-trust.c | 388 | ||||
| -rw-r--r-- | drivers/media/radio/radio-typhoon.c | 366 | ||||
| -rw-r--r-- | drivers/media/radio/radio-zoltrix.c | 442 | ||||
| -rw-r--r-- | drivers/media/radio/saa7706h.c | 13 | ||||
| -rw-r--r-- | drivers/media/radio/si470x/radio-si470x-i2c.c | 28 | ||||
| -rw-r--r-- | drivers/media/radio/si4713-i2c.c | 15 | ||||
| -rw-r--r-- | drivers/media/radio/tef6862.c | 14 | ||||
| -rw-r--r-- | drivers/media/radio/wl128x/Kconfig | 4 |
21 files changed, 1742 insertions, 2989 deletions
diff --git a/drivers/media/radio/Kconfig b/drivers/media/radio/Kconfig index e954781c90bf..8db2d7f4b52a 100644 --- a/drivers/media/radio/Kconfig +++ b/drivers/media/radio/Kconfig @@ -43,7 +43,7 @@ config USB_DSBR config RADIO_MAXIRADIO tristate "Guillemot MAXI Radio FM 2000 radio" - depends on VIDEO_V4L2 && PCI + depends on VIDEO_V4L2 && PCI && SND ---help--- Choose Y here if you have this radio card. This card may also be found as Gemtek PCI FM. @@ -80,6 +80,16 @@ config RADIO_SI4713 To compile this driver as a module, choose M here: the module will be called radio-si4713. +config USB_KEENE + tristate "Keene FM Transmitter USB support" + depends on USB && VIDEO_V4L2 + ---help--- + Say Y here if you want to connect this type of FM transmitter + to your computer's USB port. + + To compile this driver as a module, choose M here: the + module will be called radio-keene. + config RADIO_TEA5764 tristate "TEA5764 I2C FM radio support" depends on I2C && VIDEO_V4L2 @@ -167,6 +177,10 @@ menuconfig V4L_RADIO_ISA_DRIVERS if V4L_RADIO_ISA_DRIVERS +config RADIO_ISA + depends on ISA + tristate + config RADIO_CADET tristate "ADS Cadet AM/FM Tuner" depends on ISA && VIDEO_V4L2 @@ -174,20 +188,13 @@ config RADIO_CADET Choose Y here if you have one of these AM/FM radio cards, and then fill in the port address below. - In order to control your radio card, you will need to use programs - that are compatible with the Video For Linux API. Information on - this API and pointers to "v4l" programs may be found at - <file:Documentation/video4linux/API.html>. - - Further documentation on this driver can be found on the WWW at - <http://linux.blackhawke.net/cadet/>. - To compile this driver as a module, choose M here: the module will be called radio-cadet. config RADIO_RTRACK tristate "AIMSlab RadioTrack (aka RadioReveal) support" depends on ISA && VIDEO_V4L2 + select RADIO_ISA ---help--- Choose Y here if you have one of these FM radio cards, and then fill in the port address below. @@ -201,11 +208,7 @@ config RADIO_RTRACK You must also pass the module a suitable io parameter, 0x248 has been reported to be used by these cards. - In order to control your radio card, you will need to use programs - that are compatible with the Video For Linux API. Information on - this API and pointers to "v4l" programs may be found at - <file:Documentation/video4linux/API.html>. More information is - contained in the file + More information is contained in the file <file:Documentation/video4linux/radiotrack.txt>. To compile this driver as a module, choose M here: the @@ -214,7 +217,7 @@ config RADIO_RTRACK config RADIO_RTRACK_PORT hex "RadioTrack i/o port (0x20f or 0x30f)" depends on RADIO_RTRACK=y - default "20f" + default "30f" help Enter either 0x30f or 0x20f here. The card default is 0x30f, if you haven't changed the jumper setting on the card. @@ -222,14 +225,14 @@ config RADIO_RTRACK_PORT config RADIO_RTRACK2 tristate "AIMSlab RadioTrack II support" depends on ISA && VIDEO_V4L2 + select RADIO_ISA ---help--- Choose Y here if you have this FM radio card, and then fill in the port address below. - In order to control your radio card, you will need to use programs - that are compatible with the Video For Linux API. Information on - this API and pointers to "v4l" programs may be found at - <file:Documentation/video4linux/API.html>. + Note: this driver hasn't been tested since a long time due to lack + of hardware. If you have this hardware, then please contact the + linux-media mailinglist. To compile this driver as a module, choose M here: the module will be called radio-rtrack2. @@ -245,15 +248,11 @@ config RADIO_RTRACK2_PORT config RADIO_AZTECH tristate "Aztech/Packard Bell Radio" depends on ISA && VIDEO_V4L2 + select RADIO_ISA ---help--- Choose Y here if you have one of these FM radio cards, and then fill in the port address below. - In order to control your radio card, you will need to use programs - that are compatible with the Video For Linux API. Information on - this API and pointers to "v4l" programs may be found at - <file:Documentation/video4linux/API.html>. - To compile this driver as a module, choose M here: the module will be called radio-aztech. @@ -269,6 +268,7 @@ config RADIO_AZTECH_PORT config RADIO_GEMTEK tristate "GemTek Radio card (or compatible) support" depends on ISA && VIDEO_V4L2 + select RADIO_ISA ---help--- Choose Y here if you have this FM radio card, and then fill in the I/O port address and settings below. The following cards either have @@ -278,23 +278,21 @@ config RADIO_GEMTEK - Typhoon Radio card (some models) - Hama Radio card - In order to control your radio card, you will need to use programs - that are compatible with the Video For Linux API. Information on - this API and pointers to "v4l" programs may be found at - <file:Documentation/video4linux/API.html>. - To compile this driver as a module, choose M here: the module will be called radio-gemtek. config RADIO_GEMTEK_PORT - hex "Fixed I/O port (0x20c, 0x30c, 0x24c, 0x34c, 0c24c or 0x28c)" + hex "Fixed I/O port (0x20c, 0x30c, 0x24c, 0x34c, 0x248 or 0x28c)" depends on RADIO_GEMTEK=y default "34c" help - Enter either 0x20c, 0x30c, 0x24c or 0x34c here. The card default is - 0x34c, if you haven't changed the jumper setting on the card. On - Sound Vision 16 Gold PnP with FM Radio (ESS1869+FM Gemtek), the I/O + Enter either 0x20c, 0x30c, 0x24c, 0x34c, 0x248 or 0x28c here. The + card default is 0x34c, if you haven't changed the jumper setting + on the card. + + On Sound Vision 16 Gold PnP with FM Radio (ESS1869+FM Gemtek), the I/O port is 0x20c, 0x248 or 0x28c. + If automatic I/O port probing is enabled this port will be used only in case of automatic probing failure, ie. as a fallback. @@ -318,11 +316,6 @@ config RADIO_MIROPCM20 sound card driver "Miro miroSOUND PCM1pro/PCM12/PCM20radio" as this is required for the radio-miropcm20. - In order to control your radio card, you will need to use programs - that are compatible with the Video For Linux API. Information on - this API and pointers to "v4l" programs may be found at - <file:Documentation/video4linux/API.html>. - To compile this driver as a module, choose M here: the module will be called radio-miropcm20. @@ -332,11 +325,6 @@ config RADIO_SF16FMI ---help--- Choose Y here if you have one of these FM radio cards. - In order to control your radio card, you will need to use programs - that are compatible with the Video For Linux API. Information on - this API and pointers to "v4l" programs may be found at - <file:Documentation/video4linux/API.html>. - To compile this driver as a module, choose M here: the module will be called radio-sf16fmi. @@ -346,50 +334,35 @@ config RADIO_SF16FMR2 ---help--- Choose Y here if you have one of these FM radio cards. - In order to control your radio card, you will need to use programs - that are compatible with the Video For Linux API. Information on - this API and pointers to "v4l" programs may be found on the WWW at - <http://roadrunner.swansea.uk.linux.org/v4l.shtml>. - To compile this driver as a module, choose M here: the module will be called radio-sf16fmr2. config RADIO_TERRATEC tristate "TerraTec ActiveRadio ISA Standalone" depends on ISA && VIDEO_V4L2 + select RADIO_ISA ---help--- - Choose Y here if you have this FM radio card, and then fill in the - port address below. (TODO) + Choose Y here if you have this FM radio card. - Note: This driver is in its early stages. Right now volume and - frequency control and muting works at least for me, but - unfortunately I have not found anybody who wants to use this card - with Linux. So if it is this what YOU are trying to do right now, - PLEASE DROP ME A NOTE!! Rolf Offermanns <rolf@offermanns.de>. - - In order to control your radio card, you will need to use programs - that are compatible with the Video For Linux API. Information on - this API and pointers to "v4l" programs may be found at - <file:Documentation/video4linux/API.html>. + Note: this driver hasn't been tested since a long time due to lack + of hardware. If you have this hardware, then please contact the + linux-media mailinglist. To compile this driver as a module, choose M here: the module will be called radio-terratec. -config RADIO_TERRATEC_PORT - hex "Terratec i/o port (normally 0x590)" - depends on RADIO_TERRATEC=y - default "590" - help - Fill in the I/O port of your TerraTec FM radio card. If unsure, go - with the default. - config RADIO_TRUST tristate "Trust FM radio card" depends on ISA && VIDEO_V4L2 + select RADIO_ISA help This is a driver for the Trust FM radio cards. Say Y if you have such a card and want to use it under Linux. + Note: this driver hasn't been tested since a long time due to lack + of hardware. If you have this hardware, then please contact the + linux-media mailinglist. + To compile this driver as a module, choose M here: the module will be called radio-trust. @@ -404,14 +377,14 @@ config RADIO_TRUST_PORT config RADIO_TYPHOON tristate "Typhoon Radio (a.k.a. EcoRadio)" depends on ISA && VIDEO_V4L2 + select RADIO_ISA ---help--- Choose Y here if you have one of these FM radio cards, and then fill in the port address and the frequency used for muting below. - In order to control your radio card, you will need to use programs - that are compatible with the Video For Linux API. Information on - this API and pointers to "v4l" programs may be found at - <file:Documentation/video4linux/API.html>. + Note: this driver hasn't been tested since a long time due to lack + of hardware. If you have this hardware, then please contact the + linux-media mailinglist. To compile this driver as a module, choose M here: the module will be called radio-typhoon. @@ -438,14 +411,14 @@ config RADIO_TYPHOON_MUTEFREQ config RADIO_ZOLTRIX tristate "Zoltrix Radio" depends on ISA && VIDEO_V4L2 + select RADIO_ISA ---help--- Choose Y here if you have one of these FM radio cards, and then fill in the port address below. - In order to control your radio card, you will need to use programs - that are compatible with the Video For Linux API. Information on - this API and pointers to "v4l" programs may be found at - <file:Documentation/video4linux/API.html>. + Note: this driver hasn't been tested since a long time due to lack + of hardware. If you have this hardware, then please contact the + linux-media mailinglist. To compile this driver as a module, choose M here: the module will be called radio-zoltrix. diff --git a/drivers/media/radio/Makefile b/drivers/media/radio/Makefile index 390daf94d847..ca8c7d134b95 100644 --- a/drivers/media/radio/Makefile +++ b/drivers/media/radio/Makefile @@ -2,6 +2,7 @@ # Makefile for the kernel character device drivers. # +obj-$(CONFIG_RADIO_ISA) += radio-isa.o obj-$(CONFIG_RADIO_AZTECH) += radio-aztech.o obj-$(CONFIG_RADIO_RTRACK2) += radio-rtrack2.o obj-$(CONFIG_RADIO_SF16FMI) += radio-sf16fmi.o @@ -20,6 +21,7 @@ obj-$(CONFIG_RADIO_MIROPCM20) += radio-miropcm20.o obj-$(CONFIG_USB_DSBR) += dsbr100.o obj-$(CONFIG_RADIO_SI470X) += si470x/ obj-$(CONFIG_USB_MR800) += radio-mr800.o +obj-$(CONFIG_USB_KEENE) += radio-keene.o obj-$(CONFIG_RADIO_TEA5764) += radio-tea5764.o obj-$(CONFIG_RADIO_SAA7706H) += saa7706h.o obj-$(CONFIG_RADIO_TEF6862) += tef6862.o diff --git a/drivers/media/radio/radio-aimslab.c b/drivers/media/radio/radio-aimslab.c index 1c3f8440a55c..98e0c8c20312 100644 --- a/drivers/media/radio/radio-aimslab.c +++ b/drivers/media/radio/radio-aimslab.c @@ -1,16 +1,13 @@ -/* radiotrack (radioreveal) driver for Linux radio support - * (c) 1997 M. Kirkwood +/* + * AimsLab RadioTrack (aka RadioVeveal) driver + * + * Copyright 1997 M. Kirkwood + * + * Converted to the radio-isa framework by Hans Verkuil <hans.verkuil@cisco.com> * Converted to V4L2 API by Mauro Carvalho Chehab <mchehab@infradead.org> * Converted to new API by Alan Cox <alan@lxorguk.ukuu.org.uk> * Various bugfixes and enhancements by Russell Kroll <rkroll@exploits.org> * - * History: - * 1999-02-24 Russell Kroll <rkroll@exploits.org> - * Fine tuning/VIDEO_TUNER_LOW - * Frequency range expanded to start at 87 MHz - * - * TODO: Allow for more than one of these foolish entities :-) - * * Notes on the hardware (reverse engineered from other peoples' * reverse engineering of AIMS' code :-) * @@ -26,6 +23,7 @@ * wait(a_wee_while); * out(port, stop_changing_the_volume); * + * Fully tested with the Keene USB FM Transmitter and the v4l2-compliance tool. */ #include <linux/module.h> /* Modules */ @@ -34,401 +32,179 @@ #include <linux/delay.h> /* msleep */ #include <linux/videodev2.h> /* kernel radio structs */ #include <linux/io.h> /* outb, outb_p */ +#include <linux/slab.h> #include <media/v4l2-device.h> #include <media/v4l2-ioctl.h> +#include <media/v4l2-ctrls.h> +#include "radio-isa.h" -MODULE_AUTHOR("M.Kirkwood"); +MODULE_AUTHOR("M. Kirkwood"); MODULE_DESCRIPTION("A driver for the RadioTrack/RadioReveal radio card."); MODULE_LICENSE("GPL"); -MODULE_VERSION("0.0.3"); +MODULE_VERSION("1.0.0"); #ifndef CONFIG_RADIO_RTRACK_PORT #define CONFIG_RADIO_RTRACK_PORT -1 #endif -static int io = CONFIG_RADIO_RTRACK_PORT; -static int radio_nr = -1; +#define RTRACK_MAX 2 -module_param(io, int, 0); -MODULE_PARM_DESC(io, "I/O address of the RadioTrack card (0x20f or 0x30f)"); -module_param(radio_nr, int, 0); +static int io[RTRACK_MAX] = { [0] = CONFIG_RADIO_RTRACK_PORT, + [1 ... (RTRACK_MAX - 1)] = -1 }; +static int radio_nr[RTRACK_MAX] = { [0 ... (RTRACK_MAX - 1)] = -1 }; -struct rtrack -{ - struct v4l2_device v4l2_dev; - struct video_device vdev; - int port; +module_param_array(io, int, NULL, 0444); +MODULE_PARM_DESC(io, "I/O addresses of the RadioTrack card (0x20f or 0x30f)"); +module_param_array(radio_nr, int, NULL, 0444); +MODULE_PARM_DESC(radio_nr, "Radio device numbers"); + +struct rtrack { + struct radio_isa_card isa; int curvol; - unsigned long curfreq; - int muted; - int io; - struct mutex lock; }; -static struct rtrack rtrack_card; - -/* local things */ - -static void rt_decvol(struct rtrack *rt) -{ - outb(0x58, rt->io); /* volume down + sigstr + on */ - msleep(100); - outb(0xd8, rt->io); /* volume steady + sigstr + on */ -} - -static void rt_incvol(struct rtrack *rt) -{ - outb(0x98, rt->io); /* volume up + sigstr + on */ - msleep(100); - outb(0xd8, rt->io); /* volume steady + sigstr + on */ -} - -static void rt_mute(struct rtrack *rt) -{ - rt->muted = 1; - mutex_lock(&rt->lock); - outb(0xd0, rt->io); /* volume steady, off */ - mutex_unlock(&rt->lock); -} - -static int rt_setvol(struct rtrack *rt, int vol) +static struct radio_isa_card *rtrack_alloc(void) { - int i; - - mutex_lock(&rt->lock); - - if (vol == rt->curvol) { /* requested volume = current */ - if (rt->muted) { /* user is unmuting the card */ - rt->muted = 0; - outb(0xd8, rt->io); /* enable card */ - } - mutex_unlock(&rt->lock); - return 0; - } - - if (vol == 0) { /* volume = 0 means mute the card */ - outb(0x48, rt->io); /* volume down but still "on" */ - msleep(2000); /* make sure it's totally down */ - outb(0xd0, rt->io); /* volume steady, off */ - rt->curvol = 0; /* track the volume state! */ - mutex_unlock(&rt->lock); - return 0; - } + struct rtrack *rt = kzalloc(sizeof(struct rtrack), GFP_KERNEL); - rt->muted = 0; - if (vol > rt->curvol) - for (i = rt->curvol; i < vol; i++) - rt_incvol(rt); - else - for (i = rt->curvol; i > vol; i--) - rt_decvol(rt); - - rt->curvol = vol; - mutex_unlock(&rt->lock); - return 0; + if (rt) + rt->curvol = 0xff; + return rt ? &rt->isa : NULL; } -/* the 128+64 on these outb's is to keep the volume stable while tuning - * without them, the volume _will_ creep up with each frequency change - * and bit 4 (+16) is to keep the signal strength meter enabled +/* The 128+64 on these outb's is to keep the volume stable while tuning. + * Without them, the volume _will_ creep up with each frequency change + * and bit 4 (+16) is to keep the signal strength meter enabled. */ -static void send_0_byte(struct rtrack *rt) +static void send_0_byte(struct radio_isa_card *isa, int on) { - if (rt->curvol == 0 || rt->muted) { - outb_p(128+64+16+ 1, rt->io); /* wr-enable + data low */ - outb_p(128+64+16+2+1, rt->io); /* clock */ - } - else { - outb_p(128+64+16+8+ 1, rt->io); /* on + wr-enable + data low */ - outb_p(128+64+16+8+2+1, rt->io); /* clock */ - } + outb_p(128+64+16+on+1, isa->io); /* wr-enable + data low */ + outb_p(128+64+16+on+2+1, isa->io); /* clock */ msleep(1); } -static void send_1_byte(struct rtrack *rt) +static void send_1_byte(struct radio_isa_card *isa, int on) { - if (rt->curvol == 0 || rt->muted) { - outb_p(128+64+16+4 +1, rt->io); /* wr-enable+data high */ - outb_p(128+64+16+4+2+1, rt->io); /* clock */ - } - else { - outb_p(128+64+16+8+4 +1, rt->io); /* on+wr-enable+data high */ - outb_p(128+64+16+8+4+2+1, rt->io); /* clock */ - } - + outb_p(128+64+16+on+4+1, isa->io); /* wr-enable+data high */ + outb_p(128+64+16+on+4+2+1, isa->io); /* clock */ msleep(1); } -static int rt_setfreq(struct rtrack *rt, unsigned long freq) +static int rtrack_s_frequency(struct radio_isa_card *isa, u32 freq) { + int on = v4l2_ctrl_g_ctrl(isa->mute) ? 0 : 8; int i; - mutex_lock(&rt->lock); /* Stop other ops interfering */ - - rt->curfreq = freq; - - /* now uses VIDEO_TUNER_LOW for fine tuning */ - freq += 171200; /* Add 10.7 MHz IF */ freq /= 800; /* Convert to 50 kHz units */ - send_0_byte(rt); /* 0: LSB of frequency */ + send_0_byte(isa, on); /* 0: LSB of frequency */ for (i = 0; i < 13; i++) /* : frequency bits (1-13) */ if (freq & (1 << i)) - send_1_byte(rt); + send_1_byte(isa, on); else - send_0_byte(rt); - - send_0_byte(rt); /* 14: test bit - always 0 */ - send_0_byte(rt); /* 15: test bit - always 0 */ - - send_0_byte(rt); /* 16: band data 0 - always 0 */ - send_0_byte(rt); /* 17: band data 1 - always 0 */ - send_0_byte(rt); /* 18: band data 2 - always 0 */ - send_0_byte(rt); /* 19: time base - always 0 */ - - send_0_byte(rt); /* 20: spacing (0 = 25 kHz) */ - send_1_byte(rt); /* 21: spacing (1 = 25 kHz) */ - send_0_byte(rt); /* 22: spacing (0 = 25 kHz) */ - send_1_byte(rt); /* 23: AM/FM (FM = 1, always) */ - - if (rt->curvol == 0 || rt->muted) - outb(0xd0, rt->io); /* volume steady + sigstr */ - else - outb(0xd8, rt->io); /* volume steady + sigstr + on */ - - mutex_unlock(&rt->lock); - - return 0; -} - -static int rt_getsigstr(struct rtrack *rt) -{ - int sig = 1; - - mutex_lock(&rt->lock); - if (inb(rt->io) & 2) /* bit set = no signal present */ - sig = 0; - mutex_unlock(&rt->lock); - return sig; -} - -static int vidioc_querycap(struct file *file, void *priv, - struct v4l2_capability *v) -{ - strlcpy(v->driver, "radio-aimslab", sizeof(v->driver)); - strlcpy(v->card, "RadioTrack", sizeof(v->card)); - strlcpy(v->bus_info, "ISA", sizeof(v->bus_info)); - v->capabilities = V4L2_CAP_TUNER | V4L2_CAP_RADIO; - return 0; -} - -static int vidioc_g_tuner(struct file *file, void *priv, - struct v4l2_tuner *v) -{ - struct rtrack *rt = video_drvdata(file); + send_0_byte(isa, on); - if (v->index > 0) - return -EINVAL; + send_0_byte(isa, on); /* 14: test bit - always 0 */ + send_0_byte(isa, on); /* 15: test bit - always 0 */ - strlcpy(v->name, "FM", sizeof(v->name)); - v->type = V4L2_TUNER_RADIO; - v->rangelow = 87 * 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 * rt_getsigstr(rt); - return 0; -} - -static int vidioc_s_tuner(struct file *file, void *priv, - struct v4l2_tuner *v) -{ - return v->index ? -EINVAL : 0; -} - -static int vidioc_s_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) -{ - struct rtrack *rt = video_drvdata(file); - - if (f->tuner != 0 || f->type != V4L2_TUNER_RADIO) - return -EINVAL; - rt_setfreq(rt, f->frequency); - return 0; -} + send_0_byte(isa, on); /* 16: band data 0 - always 0 */ + send_0_byte(isa, on); /* 17: band data 1 - always 0 */ + send_0_byte(isa, on); /* 18: band data 2 - always 0 */ + send_0_byte(isa, on); /* 19: time base - always 0 */ -static int vidioc_g_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) -{ - struct rtrack *rt = video_drvdata(file); + send_0_byte(isa, on); /* 20: spacing (0 = 25 kHz) */ + send_1_byte(isa, on); /* 21: spacing (1 = 25 kHz) */ + send_0_byte(isa, on); /* 22: spacing (0 = 25 kHz) */ + send_1_byte(isa, on); /* 23: AM/FM (FM = 1, always) */ - if (f->tuner != 0) - return -EINVAL; - f->type = V4L2_TUNER_RADIO; - f->frequency = rt->curfreq; + outb(0xd0 + on, isa->io); /* volume steady + sigstr */ return 0; } -static int vidioc_queryctrl(struct file *file, void *priv, - struct v4l2_queryctrl *qc) +static u32 rtrack_g_signal(struct radio_isa_card *isa) { - switch (qc->id) { - case V4L2_CID_AUDIO_MUTE: - return v4l2_ctrl_query_fill(qc, 0, 1, 1, 1); - case V4L2_CID_AUDIO_VOLUME: - return v4l2_ctrl_query_fill(qc, 0, 0xff, 1, 0xff); - } - return -EINVAL; + /* bit set = no signal present */ + return 0xffff * !(inb(isa->io) & 2); } -static int vidioc_g_ctrl(struct file *file, void *priv, - struct v4l2_control *ctrl) +static int rtrack_s_mute_volume(struct radio_isa_card *isa, bool mute, int vol) { - struct rtrack *rt = video_drvdata(file); + struct rtrack *rt = container_of(isa, struct rtrack, isa); + int curvol = rt->curvol; - switch (ctrl->id) { - case V4L2_CID_AUDIO_MUTE: - ctrl->value = rt->muted; - return 0; - case V4L2_CID_AUDIO_VOLUME: - ctrl->value = rt->curvol; + if (mute) { + outb(0xd0, isa->io); /* volume steady + sigstr + off */ return 0; } - return -EINVAL; -} - -static int vidioc_s_ctrl(struct file *file, void *priv, - struct v4l2_control *ctrl) -{ - struct rtrack *rt = video_drvdata(file); - - switch (ctrl->id) { - case V4L2_CID_AUDIO_MUTE: - if (ctrl->value) - rt_mute(rt); - else - rt_setvol(rt, rt->curvol); - return 0; - case V4L2_CID_AUDIO_VOLUME: - rt_setvol(rt, ctrl->value); - return 0; + if (vol == 0) { /* volume = 0 means mute the card */ + outb(0x48, isa->io); /* volume down but still "on" */ + msleep(curvol * 3); /* make sure it's totally down */ + } else if (curvol < vol) { + outb(0x98, isa->io); /* volume up + sigstr + on */ + for (; curvol < vol; curvol++) + udelay(3000); + } else if (curvol > vol) { + outb(0x58, isa->io); /* volume down + sigstr + on */ + for (; curvol > vol; curvol--) + udelay(3000); } - return -EINVAL; -} - -static int vidioc_g_input(struct file *filp, void *priv, unsigned int *i) -{ - *i = 0; + outb(0xd8, isa->io); /* volume steady + sigstr + on */ + rt->curvol = vol; return 0; } -static int vidioc_s_input(struct file *filp, void *priv, unsigned int i) +/* Mute card - prevents noisy bootups */ +static int rtrack_initialize(struct radio_isa_card *isa) { - return i ? -EINVAL : 0; -} - -static int vidioc_g_audio(struct file *file, void *priv, - struct v4l2_audio *a) -{ - a->index = 0; - strlcpy(a->name, "Radio", sizeof(a->name)); - a->capability = V4L2_AUDCAP_STEREO; + /* this ensures that the volume is all the way up */ + outb(0x90, isa->io); /* volume up but still "on" */ + msleep(3000); /* make sure it's totally up */ + outb(0xc0, isa->io); /* steady volume, mute card */ return 0; } -static int vidioc_s_audio(struct file *file, void *priv, - struct v4l2_audio *a) -{ - return a->index ? -EINVAL : 0; -} - -static const struct v4l2_file_operations rtrack_fops = { - .owner = THIS_MODULE, - .unlocked_ioctl = video_ioctl2, +static const struct radio_isa_ops rtrack_ops = { + .alloc = rtrack_alloc, + .init = rtrack_initialize, + .s_mute_volume = rtrack_s_mute_volume, + .s_frequency = rtrack_s_frequency, + .g_signal = rtrack_g_signal, }; -static const struct v4l2_ioctl_ops rtrack_ioctl_ops = { - .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, +static const int rtrack_ioports[] = { 0x20f, 0x30f }; + +static struct radio_isa_driver rtrack_driver = { + .driver = { + .match = radio_isa_match, + .probe = radio_isa_probe, + .remove = radio_isa_remove, + .driver = { + .name = "radio-aimslab", + }, + }, + .io_params = io, + .radio_nr_params = radio_nr, + .io_ports = rtrack_ioports, + .num_of_io_ports = ARRAY_SIZE(rtrack_ioports), + .region_size = 2, + .card = "AIMSlab RadioTrack/RadioReveal", + .ops = &rtrack_ops, + .has_stereo = true, + .max_volume = 0xff, }; static int __init rtrack_init(void) { - struct rtrack *rt = &rtrack_card; - struct v4l2_device *v4l2_dev = &rt->v4l2_dev; - int res; - - strlcpy(v4l2_dev->name, "rtrack", sizeof(v4l2_dev->name)); - rt->io = io; - - if (rt->io == -1) { - v4l2_err(v4l2_dev, "you must set an I/O address with io=0x20f or 0x30f\n"); - return -EINVAL; - } - - if (!request_region(rt->io, 2, "rtrack")) { - v4l2_err(v4l2_dev, "port 0x%x already in use\n", rt->io); - return -EBUSY; - } - - res = v4l2_device_register(NULL, v4l2_dev); - if (res < 0) { - release_region(rt->io, 2); - v4l2_err(v4l2_dev, "could not register v4l2_device\n"); - return res; - } - - strlcpy(rt->vdev.name, v4l2_dev->name, sizeof(rt->vdev.name)); - rt->vdev.v4l2_dev = v4l2_dev; - rt->vdev.fops = &rtrack_fops; - rt->vdev.ioctl_ops = &rtrack_ioctl_ops; - rt->vdev.release = video_device_release_empty; - video_set_drvdata(&rt->vdev, rt); - - /* Set up the I/O locking */ - - mutex_init(&rt->lock); - - /* mute card - prevents noisy bootups */ - - /* this ensures that the volume is all the way down */ - outb(0x48, rt->io); /* volume down but still "on" */ - msleep(2000); /* make sure it's totally down */ - outb(0xc0, rt->io); /* steady volume, mute card */ - - if (video_register_device(&rt->vdev, VFL_TYPE_RADIO, radio_nr) < 0) { - v4l2_device_unregister(&rt->v4l2_dev); - release_region(rt->io, 2); - return -EINVAL; - } - v4l2_info(v4l2_dev, "AIMSlab RadioTrack/RadioReveal card driver.\n"); - - return 0; + return isa_register_driver(&rtrack_driver.driver, RTRACK_MAX); } static void __exit rtrack_exit(void) { - struct rtrack *rt = &rtrack_card; - - video_unregister_device(&rt->vdev); - v4l2_device_unregister(&rt->v4l2_dev); - release_region(rt->io, 2); + isa_unregister_driver(&rtrack_driver.driver); } module_init(rtrack_init); module_exit(rtrack_exit); - diff --git a/drivers/media/radio/radio-aztech.c b/drivers/media/radio/radio-aztech.c index eed7b0840734..177bcbd7a7c1 100644 --- a/drivers/media/radio/radio-aztech.c +++ b/drivers/media/radio/radio-aztech.c @@ -1,5 +1,7 @@ -/* radio-aztech.c - Aztech radio card driver for Linux 2.2 +/* + * radio-aztech.c - Aztech radio card driver * + * Converted to the radio-isa framework by Hans Verkuil <hans.verkuil@xs4all.nl> * Converted to V4L2 API by Mauro Carvalho Chehab <mchehab@infradead.org> * Adapted to support the Video for Linux API by * Russell Kroll <rkroll@exploits.org>. Based on original tuner code by: @@ -10,19 +12,7 @@ * Scott McGrath (smcgrath@twilight.vtc.vsc.edu) * William McGrath (wmcgrath@twilight.vtc.vsc.edu) * - * The basis for this code may be found at http://bigbang.vtc.vsc.edu/fmradio/ - * along with more information on the card itself. - * - * History: - * 1999-02-24 Russell Kroll <rkroll@exploits.org> - * Fine tuning/VIDEO_TUNER_LOW - * Range expanded to 87-108 MHz (from 87.9-107.8) - * - * Notable changes from the original source: - * - includes stripped down to the essentials - * - for loops used as delays replaced with udelay() - * - #defines removed, changed to static values - * - tuning structure changed - no more character arrays, other changes + * Fully tested with the Keene USB FM Transmitter and the v4l2-compliance tool. */ #include <linux/module.h> /* Modules */ @@ -31,126 +21,72 @@ #include <linux/delay.h> /* udelay */ #include <linux/videodev2.h> /* kernel radio structs */ #include <linux/io.h> /* outb, outb_p */ +#include <linux/slab.h> #include <media/v4l2-device.h> #include <media/v4l2-ioctl.h> +#include <media/v4l2-ctrls.h> +#include "radio-isa.h" MODULE_AUTHOR("Russell Kroll, Quay Lu, Donald Song, Jason Lewis, Scott McGrath, William McGrath"); MODULE_DESCRIPTION("A driver for the Aztech radio card."); MODULE_LICENSE("GPL"); -MODULE_VERSION("0.0.3"); +MODULE_VERSION("1.0.0"); /* acceptable ports: 0x350 (JP3 shorted), 0x358 (JP3 open) */ - #ifndef CONFIG_RADIO_AZTECH_PORT #define CONFIG_RADIO_AZTECH_PORT -1 #endif -static int io = CONFIG_RADIO_AZTECH_PORT; -static int radio_nr = -1; -static int radio_wait_time = 1000; +#define AZTECH_MAX 2 -module_param(io, int, 0); -module_param(radio_nr, int, 0); -MODULE_PARM_DESC(io, "I/O address of the Aztech card (0x350 or 0x358)"); +static int io[AZTECH_MAX] = { [0] = CONFIG_RADIO_AZTECH_PORT, + [1 ... (AZTECH_MAX - 1)] = -1 }; +static int radio_nr[AZTECH_MAX] = { [0 ... (AZTECH_MAX - 1)] = -1 }; +static const int radio_wait_time = 1000; -struct aztech -{ - struct v4l2_device v4l2_dev; - struct video_device vdev; - int io; +module_param_array(io, int, NULL, 0444); +MODULE_PARM_DESC(io, "I/O addresses of the Aztech card (0x350 or 0x358)"); +module_param_array(radio_nr, int, NULL, 0444); +MODULE_PARM_DESC(radio_nr, "Radio device numbers"); + +struct aztech { + struct radio_isa_card isa; int curvol; - unsigned long curfreq; - int stereo; - struct mutex lock; }; -static struct aztech aztech_card; - -static int volconvert(int level) -{ - level >>= 14; /* Map 16bits down to 2 bit */ - level &= 3; - - /* convert to card-friendly values */ - switch (level) { - case 0: - return 0; - case 1: - return 1; - case 2: - return 4; - case 3: - return 5; - } - return 0; /* Quieten gcc */ -} - static void send_0_byte(struct aztech *az) { udelay(radio_wait_time); - outb_p(2 + volconvert(az->curvol), az->io); - outb_p(64 + 2 + volconvert(az->curvol), az->io); + outb_p(2 + az->curvol, az->isa.io); + outb_p(64 + 2 + az->curvol, az->isa.io); } static void send_1_byte(struct aztech *az) { - udelay (radio_wait_time); - outb_p(128 + 2 + volconvert(az->curvol), az->io); - outb_p(128 + 64 + 2 + volconvert(az->curvol), az->io); -} - -static int az_setvol(struct aztech *az, int vol) -{ - mutex_lock(&az->lock); - outb(volconvert(vol), az->io); - mutex_unlock(&az->lock); - return 0; -} - -/* thanks to Michael Dwyer for giving me a dose of clues in - * the signal strength department.. - * - * This card has a stereo bit - bit 0 set = mono, not set = stereo - * It also has a "signal" bit - bit 1 set = bad signal, not set = good - * - */ - -static int az_getsigstr(struct aztech *az) -{ - int sig = 1; - - mutex_lock(&az->lock); - if (inb(az->io) & 2) /* bit set = no signal present */ - sig = 0; - mutex_unlock(&az->lock); - return sig; + udelay(radio_wait_time); + outb_p(128 + 2 + az->curvol, az->isa.io); + outb_p(128 + 64 + 2 + az->curvol, az->isa.io); } -static int az_getstereo(struct aztech *az) +static struct radio_isa_card *aztech_alloc(void) { - int stereo = 1; + struct aztech *az = kzalloc(sizeof(*az), GFP_KERNEL); - mutex_lock(&az->lock); - if (inb(az->io) & 1) /* bit set = mono */ - stereo = 0; - mutex_unlock(&az->lock); - return stereo; + return az ? &az->isa : NULL; } -static int az_setfreq(struct aztech *az, unsigned long frequency) +static int aztech_s_frequency(struct radio_isa_card *isa, u32 freq) { + struct aztech *az = container_of(isa, struct aztech, isa); int i; - mutex_lock(&az->lock); - - az->curfreq = frequency; - frequency += 171200; /* Add 10.7 MHz IF */ - frequency /= 800; /* Convert to 50 kHz units */ + freq += 171200; /* Add 10.7 MHz IF */ + freq /= 800; /* Convert to 50 kHz units */ send_0_byte(az); /* 0: LSB of frequency */ for (i = 0; i < 13; i++) /* : frequency bits (1-13) */ - if (frequency & (1 << i)) + if (freq & (1 << i)) send_1_byte(az); else send_0_byte(az); @@ -158,7 +94,7 @@ static int az_setfreq(struct aztech *az, unsigned long frequency) send_0_byte(az); /* 14: test bit - always 0 */ send_0_byte(az); /* 15: test bit - always 0 */ send_0_byte(az); /* 16: band data 0 - always 0 */ - if (az->stereo) /* 17: stereo (1 to enable) */ + if (isa->stereo) /* 17: stereo (1 to enable) */ send_1_byte(az); else send_0_byte(az); @@ -173,225 +109,77 @@ static int az_setfreq(struct aztech *az, unsigned long frequency) /* latch frequency */ udelay(radio_wait_time); - outb_p(128 + 64 + volconvert(az->curvol), az->io); - - mutex_unlock(&az->lock); - - return 0; -} - -static int vidioc_querycap(struct file *file, void *priv, - struct v4l2_capability *v) -{ - strlcpy(v->driver, "radio-aztech", sizeof(v->driver)); - strlcpy(v->card, "Aztech Radio", sizeof(v->card)); - strlcpy(v->bus_info, "ISA", sizeof(v->bus_info)); - v->capabilities = V4L2_CAP_TUNER | V4L2_CAP_RADIO; - return 0; -} - -static int vidioc_g_tuner(struct file *file, void *priv, - struct v4l2_tuner *v) -{ - struct aztech *az = video_drvdata(file); - - if (v->index > 0) - return -EINVAL; - - strlcpy(v->name, "FM", sizeof(v->name)); - v->type = V4L2_TUNER_RADIO; - - v->rangelow = 87 * 16000; - v->rangehigh = 108 * 16000; - v->rxsubchans = V4L2_TUNER_SUB_MONO | V4L2_TUNER_SUB_STEREO; - v->capability = V4L2_TUNER_CAP_LOW; - if (az_getstereo(az)) - v->audmode = V4L2_TUNER_MODE_STEREO; - else - v->audmode = V4L2_TUNER_MODE_MONO; - v->signal = 0xFFFF * az_getsigstr(az); - - return 0; -} - -static int vidioc_s_tuner(struct file *file, void *priv, - struct v4l2_tuner *v) -{ - return v->index ? -EINVAL : 0; -} + outb_p(128 + 64 + az->curvol, az->isa.io); -static int vidioc_g_input(struct file *filp, void *priv, unsigned int *i) -{ - *i = 0; return 0; } -static int vidioc_s_input(struct file *filp, void *priv, unsigned int i) -{ - return i ? -EINVAL : 0; -} - -static int vidioc_g_audio(struct file *file, void *priv, - struct v4l2_audio *a) -{ - a->index = 0; - strlcpy(a->name, "Radio", sizeof(a->name)); - a->capability = V4L2_AUDCAP_STEREO; - return 0; -} - -static int vidioc_s_audio(struct file *file, void *priv, - struct v4l2_audio *a) +/* thanks to Michael Dwyer for giving me a dose of clues in + * the signal strength department.. + * + * This card has a stereo bit - bit 0 set = mono, not set = stereo + */ +static u32 aztech_g_rxsubchans(struct radio_isa_card *isa) { - return a->index ? -EINVAL : 0; + if (inb(isa->io) & 1) + return V4L2_TUNER_SUB_MONO; + return V4L2_TUNER_SUB_STEREO; } -static int vidioc_s_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) +static int aztech_s_stereo(struct radio_isa_card *isa, bool stereo) { - struct aztech *az = video_drvdata(file); - - if (f->tuner != 0 || f->type != V4L2_TUNER_RADIO) - return -EINVAL; - az_setfreq(az, f->frequency); - return 0; + return aztech_s_frequency(isa, isa->freq); } -static int vidioc_g_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) +static int aztech_s_mute_volume(struct radio_isa_card *isa, bool mute, int vol) { - struct aztech *az = video_drvdata(file); + struct aztech *az = container_of(isa, struct aztech, isa); - if (f->tuner != 0) - return -EINVAL; - f->type = V4L2_TUNER_RADIO; - f->frequency = az->curfreq; + if (mute) + vol = 0; + az->curvol = (vol & 1) + ((vol & 2) << 1); + outb(az->curvol, isa->io); return 0; } -static int vidioc_queryctrl(struct file *file, void *priv, - struct v4l2_queryctrl *qc) -{ - switch (qc->id) { - case V4L2_CID_AUDIO_MUTE: - return v4l2_ctrl_query_fill(qc, 0, 1, 1, 1); - case V4L2_CID_AUDIO_VOLUME: - return v4l2_ctrl_query_fill(qc, 0, 0xff, 1, 0xff); - } - return -EINVAL; -} - -static int vidioc_g_ctrl(struct file *file, void *priv, - struct v4l2_control *ctrl) -{ - struct aztech *az = video_drvdata(file); - - switch (ctrl->id) { - case V4L2_CID_AUDIO_MUTE: - if (az->curvol == 0) - ctrl->value = 1; - else - ctrl->value = 0; - return 0; - case V4L2_CID_AUDIO_VOLUME: - ctrl->value = az->curvol * 6554; - return 0; - } - return -EINVAL; -} - -static int vidioc_s_ctrl(struct file *file, void *priv, - struct v4l2_control *ctrl) -{ - struct aztech *az = video_drvdata(file); - - switch (ctrl->id) { - case V4L2_CID_AUDIO_MUTE: - if (ctrl->value) - az_setvol(az, 0); - else - az_setvol(az, az->curvol); - return 0; - case V4L2_CID_AUDIO_VOLUME: - az_setvol(az, ctrl->value); - return 0; - } - return -EINVAL; -} - -static const struct v4l2_file_operations aztech_fops = { - .owner = THIS_MODULE, - .unlocked_ioctl = video_ioctl2, +static const struct radio_isa_ops aztech_ops = { + .alloc = aztech_alloc, + .s_mute_volume = aztech_s_mute_volume, + .s_frequency = aztech_s_frequency, + .s_stereo = aztech_s_stereo, + .g_rxsubchans = aztech_g_rxsubchans, }; -static const struct v4l2_ioctl_ops aztech_ioctl_ops = { - .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, +static const int aztech_ioports[] = { 0x350, 0x358 }; + +static struct radio_isa_driver aztech_driver = { + .driver = { + .match = radio_isa_match, + .probe = radio_isa_probe, + .remove = radio_isa_remove, + .driver = { + .name = "radio-aztech", + }, + }, + .io_params = io, + .radio_nr_params = radio_nr, + .io_ports = aztech_ioports, + .num_of_io_ports = ARRAY_SIZE(aztech_ioports), + .region_size = 2, + .card = "Aztech Radio", + .ops = &aztech_ops, + .has_stereo = true, + .max_volume = 3, }; static int __init aztech_init(void) { - struct aztech *az = &aztech_card; - struct v4l2_device *v4l2_dev = &az->v4l2_dev; - int res; - - strlcpy(v4l2_dev->name, "aztech", sizeof(v4l2_dev->name)); - az->io = io; - - if (az->io == -1) { - v4l2_err(v4l2_dev, "you must set an I/O address with io=0x350 or 0x358\n"); - return -EINVAL; - } - - if (!request_region(az->io, 2, "aztech")) { - v4l2_err(v4l2_dev, "port 0x%x already in use\n", az->io); - return -EBUSY; - } - - res = v4l2_device_register(NULL, v4l2_dev); - if (res < 0) { - release_region(az->io, 2); - v4l2_err(v4l2_dev, "Could not register v4l2_device\n"); - return res; - } - - mutex_init(&az->lock); - strlcpy(az->vdev.name, v4l2_dev->name, sizeof(az->vdev.name)); - az->vdev.v4l2_dev = v4l2_dev; - az->vdev.fops = &aztech_fops; - az->vdev.ioctl_ops = &aztech_ioctl_ops; - az->vdev.release = video_device_release_empty; - video_set_drvdata(&az->vdev, az); - /* mute card - prevents noisy bootups */ - outb(0, az->io); - - if (video_register_device(&az->vdev, VFL_TYPE_RADIO, radio_nr) < 0) { - v4l2_device_unregister(v4l2_dev); - release_region(az->io, 2); - return -EINVAL; - } - - v4l2_info(v4l2_dev, "Aztech radio card driver v1.00/19990224 rkroll@exploits.org\n"); - return 0; + return isa_register_driver(&aztech_driver.driver, AZTECH_MAX); } static void __exit aztech_exit(void) { - struct aztech *az = &aztech_card; - - video_unregister_device(&az->vdev); - v4l2_device_unregister(&az->v4l2_dev); - release_region(az->io, 2); + isa_unregister_driver(&aztech_driver.driver); } module_init(aztech_init); diff --git a/drivers/media/radio/radio-gemtek.c b/drivers/media/radio/radio-gemtek.c index 36ce0611c037..2e639ce6f256 100644 --- a/drivers/media/radio/radio-gemtek.c +++ b/drivers/media/radio/radio-gemtek.c @@ -1,4 +1,7 @@ -/* GemTek radio card driver for Linux (C) 1998 Jonas Munsin <jmunsin@iki.fi> +/* + * GemTek radio card driver + * + * Copyright 1998 Jonas Munsin <jmunsin@iki.fi> * * GemTek hasn't released any specs on the card, so the protocol had to * be reverse engineered with dosemu. @@ -11,9 +14,12 @@ * Converted to new API by Alan Cox <alan@lxorguk.ukuu.org.uk> * Various bugfixes and enhancements by Russell Kroll <rkroll@exploits.org> * - * TODO: Allow for more than one of these foolish entities :-) - * + * Converted to the radio-isa framework by Hans Verkuil <hans.verkuil@cisco.com> * Converted to V4L2 API by Mauro Carvalho Chehab <mchehab@infradead.org> + * + * Note: this card seems to swap the left and right audio channels! + * + * Fully tested with the Keene USB FM Transmitter and the v4l2-compliance tool. */ #include <linux/module.h> /* Modules */ @@ -23,8 +29,10 @@ #include <linux/videodev2.h> /* kernel radio structs */ #include <linux/mutex.h> #include <linux/io.h> /* outb, outb_p */ +#include <linux/slab.h> #include <media/v4l2-ioctl.h> #include <media/v4l2-device.h> +#include "radio-isa.h" /* * Module info. @@ -33,7 +41,7 @@ MODULE_AUTHOR("Jonas Munsin, Pekka Seppänen <pexu@kapsi.fi>"); MODULE_DESCRIPTION("A driver for the GemTek Radio card."); MODULE_LICENSE("GPL"); -MODULE_VERSION("0.0.4"); +MODULE_VERSION("1.0.0"); /* * Module params. @@ -46,45 +54,29 @@ MODULE_VERSION("0.0.4"); #define CONFIG_RADIO_GEMTEK_PROBE 1 #endif -static int io = CONFIG_RADIO_GEMTEK_PORT; -static bool probe = CONFIG_RADIO_GEMTEK_PROBE; -static bool hardmute; -static bool shutdown = 1; -static bool keepmuted = 1; -static bool initmute = 1; -static int radio_nr = -1; +#define GEMTEK_MAX 4 -module_param(io, int, 0444); -MODULE_PARM_DESC(io, "Force I/O port for the GemTek Radio card if automatic " - "probing is disabled or fails. The most common I/O ports are: 0x20c " - "0x30c, 0x24c or 0x34c (0x20c, 0x248 and 0x28c have been reported to " - "work for the combined sound/radiocard)."); +static bool probe = CONFIG_RADIO_GEMTEK_PROBE; +static bool hardmute; +static int io[GEMTEK_MAX] = { [0] = CONFIG_RADIO_GEMTEK_PORT, + [1 ... (GEMTEK_MAX - 1)] = -1 }; +static int radio_nr[GEMTEK_MAX] = { [0 ... (GEMTEK_MAX - 1)] = -1 }; module_param(probe, bool, 0444); -MODULE_PARM_DESC(probe, "Enable automatic device probing. Note: only the most " - "common I/O ports used by the card are probed."); +MODULE_PARM_DESC(probe, "Enable automatic device probing."); module_param(hardmute, bool, 0644); -MODULE_PARM_DESC(hardmute, "Enable `hard muting' by shutting down PLL, may " +MODULE_PARM_DESC(hardmute, "Enable 'hard muting' by shutting down PLL, may " "reduce static noise."); -module_param(shutdown, bool, 0644); -MODULE_PARM_DESC(shutdown, "Enable shutting down PLL and muting line when " - "module is unloaded."); - -module_param(keepmuted, bool, 0644); -MODULE_PARM_DESC(keepmuted, "Keep card muted even when frequency is changed."); - -module_param(initmute, bool, 0444); -MODULE_PARM_DESC(initmute, "Mute card when module is loaded."); - -module_param(radio_nr, int, 0444); +module_param_array(io, int, NULL, 0444); +MODULE_PARM_DESC(io, "Force I/O ports for the GemTek Radio card if automatic " + "probing is disabled or fails. The most common I/O ports are: 0x20c " + "0x30c, 0x24c or 0x34c (0x20c, 0x248 and 0x28c have been reported to " + "work for the combined sound/radiocard)."); -/* - * Functions for controlling the card. - */ -#define GEMTEK_LOWFREQ (87*16000) -#define GEMTEK_HIGHFREQ (108*16000) +module_param_array(radio_nr, int, NULL, 0444); +MODULE_PARM_DESC(radio_nr, "Radio device numbers"); /* * Frequency calculation constants. Intermediate frequency 10.52 MHz (nominal @@ -108,18 +100,11 @@ module_param(radio_nr, int, 0444); #define LONG_DELAY 75 /* usec */ struct gemtek { - struct v4l2_device v4l2_dev; - struct video_device vdev; - struct mutex lock; - unsigned long lastfreq; - int muted; - int verified; - int io; + struct radio_isa_card isa; + bool muted; u32 bu2614data; }; -static struct gemtek gemtek_card; - #define BU2614_FREQ_BITS 16 /* D0..D15, Frequency data */ #define BU2614_PORT_BITS 3 /* P0..P2, Output port control data */ #define BU2614_VOID_BITS 4 /* unused */ @@ -166,31 +151,24 @@ static struct gemtek gemtek_card; */ static void gemtek_bu2614_transmit(struct gemtek *gt) { + struct radio_isa_card *isa = >->isa; int i, bit, q, mute; - mutex_lock(>->lock); - mute = gt->muted ? GEMTEK_MT : 0x00; - outb_p(mute | GEMTEK_DA | GEMTEK_CK, gt->io); - udelay(SHORT_DELAY); - outb_p(mute | GEMTEK_CE | GEMTEK_DA | GEMTEK_CK, gt->io); + outb_p(mute | GEMTEK_CE | GEMTEK_DA | GEMTEK_CK, isa->io); udelay(LONG_DELAY); for (i = 0, q = gt->bu2614data; i < 32; i++, q >>= 1) { bit = (q & 1) ? GEMTEK_DA : 0; - outb_p(mute | GEMTEK_CE | bit, gt->io); + outb_p(mute | GEMTEK_CE | bit, isa->io); udelay(SHORT_DELAY); - outb_p(mute | GEMTEK_CE | bit | GEMTEK_CK, gt->io); + outb_p(mute | GEMTEK_CE | bit | GEMTEK_CK, isa->io); udelay(SHORT_DELAY); } - outb_p(mute | GEMTEK_DA | GEMTEK_CK, gt->io); + outb_p(mute | GEMTEK_DA | GEMTEK_CK, isa->io); udelay(SHORT_DELAY); - outb_p(mute | GEMTEK_CE | GEMTEK_DA | GEMTEK_CK, gt->io); - udelay(LONG_DELAY); - - mutex_unlock(>->lock); } /* @@ -198,21 +176,27 @@ static void gemtek_bu2614_transmit(struct gemtek *gt) */ static unsigned long gemtek_convfreq(unsigned long freq) { - return ((freq<<FSCALE) + IF_OFFSET + REF_FREQ/2) / REF_FREQ; + return ((freq << FSCALE) + IF_OFFSET + REF_FREQ / 2) / REF_FREQ; +} + +static struct radio_isa_card *gemtek_alloc(void) +{ + struct gemtek *gt = kzalloc(sizeof(*gt), GFP_KERNEL); + + if (gt) + gt->muted = true; + return gt ? >->isa : NULL; } /* * Set FM-frequency. */ -static void gemtek_setfreq(struct gemtek *gt, unsigned long freq) +static int gemtek_s_frequency(struct radio_isa_card *isa, u32 freq) { - if (keepmuted && hardmute && gt->muted) - return; + struct gemtek *gt = container_of(isa, struct gemtek, isa); - freq = clamp_val(freq, GEMTEK_LOWFREQ, GEMTEK_HIGHFREQ); - - gt->lastfreq = freq; - gt->muted = 0; + if (hardmute && gt->muted) + return 0; gemtek_bu2614_set(gt, BU2614_PORT, 0); gemtek_bu2614_set(gt, BU2614_FMES, 0); @@ -220,23 +204,25 @@ static void gemtek_setfreq(struct gemtek *gt, unsigned long freq) gemtek_bu2614_set(gt, BU2614_SWAL, 0); gemtek_bu2614_set(gt, BU2614_FMUN, 1); /* GT bit set */ gemtek_bu2614_set(gt, BU2614_TEST, 0); - gemtek_bu2614_set(gt, BU2614_STDF, GEMTEK_STDF_3_125_KHZ); gemtek_bu2614_set(gt, BU2614_FREQ, gemtek_convfreq(freq)); - gemtek_bu2614_transmit(gt); + return 0; } /* * Set mute flag. */ -static void gemtek_mute(struct gemtek *gt) +static int gemtek_s_mute_volume(struct radio_isa_card *isa, bool mute, int vol) { + struct gemtek *gt = container_of(isa, struct gemtek, isa); int i; - gt->muted = 1; - + gt->muted = mute; if (hardmute) { + if (!mute) + return gemtek_s_frequency(isa, isa->freq); + /* Turn off PLL, disable data output */ gemtek_bu2614_set(gt, BU2614_PORT, 0); gemtek_bu2614_set(gt, BU2614_FMES, 0); /* CT bit off */ @@ -247,367 +233,85 @@ static void gemtek_mute(struct gemtek *gt) gemtek_bu2614_set(gt, BU2614_STDF, GEMTEK_PLL_OFF); gemtek_bu2614_set(gt, BU2614_FREQ, 0); gemtek_bu2614_transmit(gt); - return; + return 0; } - mutex_lock(>->lock); - /* Read bus contents (CE, CK and DA). */ - i = inb_p(gt->io); + i = inb_p(isa->io); /* Write it back with mute flag set. */ - outb_p((i >> 5) | GEMTEK_MT, gt->io); + outb_p((i >> 5) | (mute ? GEMTEK_MT : 0), isa->io); udelay(SHORT_DELAY); - - mutex_unlock(>->lock); -} - -/* - * Unset mute flag. - */ -static void gemtek_unmute(struct gemtek *gt) -{ - int i; - - gt->muted = 0; - if (hardmute) { - /* Turn PLL back on. */ - gemtek_setfreq(gt, gt->lastfreq); - return; - } - mutex_lock(>->lock); - - i = inb_p(gt->io); - outb_p(i >> 5, gt->io); - udelay(SHORT_DELAY); - - mutex_unlock(>->lock); + return 0; } -/* - * Get signal strength (= stereo status). - */ -static inline int gemtek_getsigstr(struct gemtek *gt) +static u32 gemtek_g_rxsubchans(struct radio_isa_card *isa) { - int sig; - - mutex_lock(>->lock); - sig = inb_p(gt->io) & GEMTEK_NS ? 0 : 1; - mutex_unlock(>->lock); - return sig; + if (inb_p(isa->io) & GEMTEK_NS) + return V4L2_TUNER_SUB_MONO; + return V4L2_TUNER_SUB_STEREO; } /* * Check if requested card acts like GemTek Radio card. */ -static int gemtek_verify(struct gemtek *gt, int port) +static bool gemtek_probe(struct radio_isa_card *isa, int io) { int i, q; - if (gt->verified == port) - return 1; - - mutex_lock(>->lock); - - q = inb_p(port); /* Read bus contents before probing. */ + q = inb_p(io); /* Read bus contents before probing. */ /* Try to turn on CE, CK and DA respectively and check if card responds properly. */ for (i = 0; i < 3; ++i) { - outb_p(1 << i, port); + outb_p(1 << i, io); udelay(SHORT_DELAY); - if ((inb_p(port) & (~GEMTEK_NS)) != (0x17 | (1 << (i + 5)))) { - mutex_unlock(>->lock); - return 0; - } + if ((inb_p(io) & ~GEMTEK_NS) != (0x17 | (1 << (i + 5)))) + return false; } - outb_p(q >> 5, port); /* Write bus contents back. */ + outb_p(q >> 5, io); /* Write bus contents back. */ udelay(SHORT_DELAY); - - mutex_unlock(>->lock); - gt->verified = port; - - return 1; -} - -/* - * Automatic probing for card. - */ -static int gemtek_probe(struct gemtek *gt) -{ - struct v4l2_device *v4l2_dev = >->v4l2_dev; - int ioports[] = { 0x20c, 0x30c, 0x24c, 0x34c, 0x248, 0x28c }; - int i; - - if (!probe) { - v4l2_info(v4l2_dev, "Automatic device probing disabled.\n"); - return -1; - } - - v4l2_info(v4l2_dev, "Automatic device probing enabled.\n"); - - for (i = 0; i < ARRAY_SIZE(ioports); ++i) { - v4l2_info(v4l2_dev, "Trying I/O port 0x%x...\n", ioports[i]); - - if (!request_region(ioports[i], 1, "gemtek-probe")) { - v4l2_warn(v4l2_dev, "I/O port 0x%x busy!\n", - ioports[i]); - continue; - } - - if (gemtek_verify(gt, ioports[i])) { - v4l2_info(v4l2_dev, "Card found from I/O port " - "0x%x!\n", ioports[i]); - - release_region(ioports[i], 1); - gt->io = ioports[i]; - return gt->io; - } - - release_region(ioports[i], 1); - } - - v4l2_err(v4l2_dev, "Automatic probing failed!\n"); - return -1; + return true; } -/* - * Video 4 Linux stuff. - */ - -static const struct v4l2_file_operations gemtek_fops = { - .owner = THIS_MODULE, - .unlocked_ioctl = video_ioctl2, +static const struct radio_isa_ops gemtek_ops = { + .alloc = gemtek_alloc, + .probe = gemtek_probe, + .s_mute_volume = gemtek_s_mute_volume, + .s_frequency = gemtek_s_frequency, + .g_rxsubchans = gemtek_g_rxsubchans, }; -static int vidioc_querycap(struct file *file, void *priv, - struct v4l2_capability *v) -{ - strlcpy(v->driver, "radio-gemtek", sizeof(v->driver)); - strlcpy(v->card, "GemTek", sizeof(v->card)); - strlcpy(v->bus_info, "ISA", sizeof(v->bus_info)); - v->capabilities = V4L2_CAP_TUNER | V4L2_CAP_RADIO; - return 0; -} - -static int vidioc_g_tuner(struct file *file, void *priv, struct v4l2_tuner *v) -{ - struct gemtek *gt = video_drvdata(file); - - if (v->index > 0) - return -EINVAL; - - strlcpy(v->name, "FM", sizeof(v->name)); - v->type = V4L2_TUNER_RADIO; - v->rangelow = GEMTEK_LOWFREQ; - v->rangehigh = GEMTEK_HIGHFREQ; - v->capability = V4L2_TUNER_CAP_LOW | V4L2_TUNER_CAP_STEREO; - v->signal = 0xffff * gemtek_getsigstr(gt); - if (v->signal) { - v->audmode = V4L2_TUNER_MODE_STEREO; - v->rxsubchans = V4L2_TUNER_SUB_STEREO; - } else { - v->audmode = V4L2_TUNER_MODE_MONO; - v->rxsubchans = V4L2_TUNER_SUB_MONO; - } - return 0; -} - -static int vidioc_s_tuner(struct file *file, void *priv, struct v4l2_tuner *v) -{ - return (v->index != 0) ? -EINVAL : 0; -} - -static int vidioc_g_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) -{ - struct gemtek *gt = video_drvdata(file); - - if (f->tuner != 0) - return -EINVAL; - f->type = V4L2_TUNER_RADIO; - f->frequency = gt->lastfreq; - return 0; -} - -static int vidioc_s_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) -{ - struct gemtek *gt = video_drvdata(file); - - if (f->tuner != 0 || f->type != V4L2_TUNER_RADIO) - return -EINVAL; - gemtek_setfreq(gt, f->frequency); - return 0; -} - -static int vidioc_queryctrl(struct file *file, void *priv, - struct v4l2_queryctrl *qc) -{ - switch (qc->id) { - case V4L2_CID_AUDIO_MUTE: - return v4l2_ctrl_query_fill(qc, 0, 1, 1, 0); - default: - return -EINVAL; - } -} - -static int vidioc_g_ctrl(struct file *file, void *priv, - struct v4l2_control *ctrl) -{ - struct gemtek *gt = video_drvdata(file); - - switch (ctrl->id) { - case V4L2_CID_AUDIO_MUTE: - ctrl->value = gt->muted; - return 0; - } - return -EINVAL; -} - -static int vidioc_s_ctrl(struct file *file, void *priv, - struct v4l2_control *ctrl) -{ - struct gemtek *gt = video_drvdata(file); - - switch (ctrl->id) { - case V4L2_CID_AUDIO_MUTE: - if (ctrl->value) - gemtek_mute(gt); - else - gemtek_unmute(gt); - return 0; - } - return -EINVAL; -} - -static int vidioc_g_input(struct file *filp, void *priv, unsigned int *i) -{ - *i = 0; - return 0; -} - -static int vidioc_s_input(struct file *filp, void *priv, unsigned int i) -{ - return (i != 0) ? -EINVAL : 0; -} - -static int vidioc_g_audio(struct file *file, void *priv, struct v4l2_audio *a) -{ - a->index = 0; - strlcpy(a->name, "Radio", sizeof(a->name)); - a->capability = V4L2_AUDCAP_STEREO; - return 0; -} - -static int vidioc_s_audio(struct file *file, void *priv, struct v4l2_audio *a) -{ - return (a->index != 0) ? -EINVAL : 0; -} - -static const struct v4l2_ioctl_ops gemtek_ioctl_ops = { - .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 +static const int gemtek_ioports[] = { 0x20c, 0x30c, 0x24c, 0x34c, 0x248, 0x28c }; + +static struct radio_isa_driver gemtek_driver = { + .driver = { + .match = radio_isa_match, + .probe = radio_isa_probe, + .remove = radio_isa_remove, + .driver = { + .name = "radio-gemtek", + }, + }, + .io_params = io, + .radio_nr_params = radio_nr, + .io_ports = gemtek_ioports, + .num_of_io_ports = ARRAY_SIZE(gemtek_ioports), + .region_size = 1, + .card = "GemTek Radio", + .ops = &gemtek_ops, + .has_stereo = true, }; -/* - * Initialization / cleanup related stuff. - */ - static int __init gemtek_init(void) { - struct gemtek *gt = &gemtek_card; - struct v4l2_device *v4l2_dev = >->v4l2_dev; - int res; - - strlcpy(v4l2_dev->name, "gemtek", sizeof(v4l2_dev->name)); - - v4l2_info(v4l2_dev, "GemTek Radio card driver: v0.0.3\n"); - - mutex_init(>->lock); - - gt->verified = -1; - gt->io = io; - gemtek_probe(gt); - if (gt->io) { - if (!request_region(gt->io, 1, "gemtek")) { - v4l2_err(v4l2_dev, "I/O port 0x%x already in use.\n", gt->io); - return -EBUSY; - } - - if (!gemtek_verify(gt, gt->io)) - v4l2_warn(v4l2_dev, "Card at I/O port 0x%x does not " - "respond properly, check your " - "configuration.\n", gt->io); - else - v4l2_info(v4l2_dev, "Using I/O port 0x%x.\n", gt->io); - } else if (probe) { - v4l2_err(v4l2_dev, "Automatic probing failed and no " - "fixed I/O port defined.\n"); - return -ENODEV; - } else { - v4l2_err(v4l2_dev, "Automatic probing disabled but no fixed " - "I/O port defined."); - return -EINVAL; - } - - res = v4l2_device_register(NULL, v4l2_dev); - if (res < 0) { - v4l2_err(v4l2_dev, "Could not register v4l2_device\n"); - release_region(gt->io, 1); - return res; - } - - strlcpy(gt->vdev.name, v4l2_dev->name, sizeof(gt->vdev.name)); - gt->vdev.v4l2_dev = v4l2_dev; - gt->vdev.fops = &gemtek_fops; - gt->vdev.ioctl_ops = &gemtek_ioctl_ops; - gt->vdev.release = video_device_release_empty; - video_set_drvdata(>->vdev, gt); - - /* Set defaults */ - gt->lastfreq = GEMTEK_LOWFREQ; - gt->bu2614data = 0; - - if (initmute) - gemtek_mute(gt); - - if (video_register_device(>->vdev, VFL_TYPE_RADIO, radio_nr) < 0) { - v4l2_device_unregister(v4l2_dev); - release_region(gt->io, 1); - return -EBUSY; - } - - return 0; + gemtek_driver.probe = probe; + return isa_register_driver(&gemtek_driver.driver, GEMTEK_MAX); } -/* - * Module cleanup - */ static void __exit gemtek_exit(void) { - struct gemtek *gt = &gemtek_card; - struct v4l2_device *v4l2_dev = >->v4l2_dev; - - if (shutdown) { - hardmute = 1; /* Turn off PLL */ - gemtek_mute(gt); - } else { - v4l2_info(v4l2_dev, "Module unloaded but card not muted!\n"); - } - - video_unregister_device(>->vdev); - v4l2_device_unregister(>->v4l2_dev); - release_region(gt->io, 1); + hardmute = 1; /* Turn off PLL */ + isa_unregister_driver(&gemtek_driver.driver); } module_init(gemtek_init); diff --git a/drivers/media/radio/radio-isa.c b/drivers/media/radio/radio-isa.c new file mode 100644 index 000000000000..06f906351fad --- /dev/null +++ b/drivers/media/radio/radio-isa.c @@ -0,0 +1,340 @@ +/* + * Framework for ISA radio drivers. + * This takes care of all the V4L2 scaffolding, allowing the ISA drivers + * to concentrate on the actual hardware operation. + * + * Copyright (C) 2012 Hans Verkuil <hans.verkuil@cisco.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * version 2 as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA + * 02110-1301 USA + */ + +#include <linux/module.h> +#include <linux/init.h> +#include <linux/ioport.h> +#include <linux/delay.h> +#include <linux/videodev2.h> +#include <linux/io.h> +#include <linux/slab.h> +#include <media/v4l2-device.h> +#include <media/v4l2-ioctl.h> +#include <media/v4l2-fh.h> +#include <media/v4l2-ctrls.h> +#include <media/v4l2-event.h> + +#include "radio-isa.h" + +MODULE_AUTHOR("Hans Verkuil"); +MODULE_DESCRIPTION("A framework for ISA radio drivers."); +MODULE_LICENSE("GPL"); + +#define FREQ_LOW (87U * 16000U) +#define FREQ_HIGH (108U * 16000U) + +static int radio_isa_querycap(struct file *file, void *priv, + struct v4l2_capability *v) +{ + struct radio_isa_card *isa = video_drvdata(file); + + strlcpy(v->driver, isa->drv->driver.driver.name, sizeof(v->driver)); + strlcpy(v->card, isa->drv->card, sizeof(v->card)); + snprintf(v->bus_info, sizeof(v->bus_info), "ISA:%s", isa->v4l2_dev.name); + + v->capabilities = V4L2_CAP_TUNER | V4L2_CAP_RADIO; + v->device_caps = v->capabilities | V4L2_CAP_DEVICE_CAPS; + return 0; +} + +static int radio_isa_g_tuner(struct file *file, void *priv, + struct v4l2_tuner *v) +{ + struct radio_isa_card *isa = video_drvdata(file); + const struct radio_isa_ops *ops = isa->drv->ops; + + if (v->index > 0) + return -EINVAL; + + strlcpy(v->name, "FM", sizeof(v->name)); + v->type = V4L2_TUNER_RADIO; + v->rangelow = FREQ_LOW; + v->rangehigh = FREQ_HIGH; + v->capability = V4L2_TUNER_CAP_LOW; + if (isa->drv->has_stereo) + v->capability |= V4L2_TUNER_CAP_STEREO; + + if (ops->g_rxsubchans) + v->rxsubchans = ops->g_rxsubchans(isa); + else + v->rxsubchans = V4L2_TUNER_SUB_MONO | V4L2_TUNER_SUB_STEREO; + v->audmode = isa->stereo ? V4L2_TUNER_MODE_STEREO : V4L2_TUNER_MODE_MONO; + if (ops->g_signal) + v->signal = ops->g_signal(isa); + else + v->signal = (v->rxsubchans & V4L2_TUNER_SUB_STEREO) ? + 0xffff : 0; + return 0; +} + +static int radio_isa_s_tuner(struct file *file, void *priv, + struct v4l2_tuner *v) +{ + struct radio_isa_card *isa = video_drvdata(file); + const struct radio_isa_ops *ops = isa->drv->ops; + + if (v->index) + return -EINVAL; + if (ops->s_stereo) { + isa->stereo = (v->audmode == V4L2_TUNER_MODE_STEREO); + return ops->s_stereo(isa, isa->stereo); + } + return 0; +} + +static int radio_isa_s_frequency(struct file *file, void *priv, + struct v4l2_frequency *f) +{ + struct radio_isa_card *isa = video_drvdata(file); + int res; + + if (f->tuner != 0 || f->type != V4L2_TUNER_RADIO) + return -EINVAL; + f->frequency = clamp(f->frequency, FREQ_LOW, FREQ_HIGH); + res = isa->drv->ops->s_frequency(isa, f->frequency); + if (res == 0) + isa->freq = f->frequency; + return res; +} + +static int radio_isa_g_frequency(struct file *file, void *priv, + struct v4l2_frequency *f) +{ + struct radio_isa_card *isa = video_drvdata(file); + + if (f->tuner != 0) + return -EINVAL; + f->type = V4L2_TUNER_RADIO; + f->frequency = isa->freq; + return 0; +} + +static int radio_isa_s_ctrl(struct v4l2_ctrl *ctrl) +{ + struct radio_isa_card *isa = + container_of(ctrl->handler, struct radio_isa_card, hdl); + + switch (ctrl->id) { + case V4L2_CID_AUDIO_MUTE: + return isa->drv->ops->s_mute_volume(isa, ctrl->val, + isa->volume ? isa->volume->val : 0); + } + return -EINVAL; +} + +static int radio_isa_log_status(struct file *file, void *priv) +{ + struct radio_isa_card *isa = video_drvdata(file); + + v4l2_info(&isa->v4l2_dev, "I/O Port = 0x%03x\n", isa->io); + v4l2_ctrl_handler_log_status(&isa->hdl, isa->v4l2_dev.name); + return 0; +} + +static int radio_isa_subscribe_event(struct v4l2_fh *fh, + struct v4l2_event_subscription *sub) +{ + if (sub->type == V4L2_EVENT_CTRL) + return v4l2_event_subscribe(fh, sub, 0); + return -EINVAL; +} + +static const struct v4l2_ctrl_ops radio_isa_ctrl_ops = { + .s_ctrl = radio_isa_s_ctrl, +}; + +static const struct v4l2_file_operations radio_isa_fops = { + .owner = THIS_MODULE, + .open = v4l2_fh_open, + .release = v4l2_fh_release, + .poll = v4l2_ctrl_poll, + .unlocked_ioctl = video_ioctl2, +}; + +static const struct v4l2_ioctl_ops radio_isa_ioctl_ops = { + .vidioc_querycap = radio_isa_querycap, + .vidioc_g_tuner = radio_isa_g_tuner, + .vidioc_s_tuner = radio_isa_s_tuner, + .vidioc_g_frequency = radio_isa_g_frequency, + .vidioc_s_frequency = radio_isa_s_frequency, + .vidioc_log_status = radio_isa_log_status, + .vidioc_subscribe_event = radio_isa_subscribe_event, + .vidioc_unsubscribe_event = v4l2_event_unsubscribe, +}; + +int radio_isa_match(struct device *pdev, unsigned int dev) +{ + struct radio_isa_driver *drv = pdev->platform_data; + + return drv->probe || drv->io_params[dev] >= 0; +} +EXPORT_SYMBOL_GPL(radio_isa_match); + +static bool radio_isa_valid_io(const struct radio_isa_driver *drv, int io) +{ + int i; + + for (i = 0; i < drv->num_of_io_ports; i++) + if (drv->io_ports[i] == io) + return true; + return false; +} + +int radio_isa_probe(struct device *pdev, unsigned int dev) +{ + struct radio_isa_driver *drv = pdev->platform_data; + const struct radio_isa_ops *ops = drv->ops; + struct v4l2_device *v4l2_dev; + struct radio_isa_card *isa; + int res; + + isa = drv->ops->alloc(); + if (isa == NULL) + return -ENOMEM; + dev_set_drvdata(pdev, isa); + isa->drv = drv; + isa->io = drv->io_params[dev]; + v4l2_dev = &isa->v4l2_dev; + strlcpy(v4l2_dev->name, dev_name(pdev), sizeof(v4l2_dev->name)); + + if (drv->probe && ops->probe) { + int i; + + for (i = 0; i < drv->num_of_io_ports; ++i) { + int io = drv->io_ports[i]; + + if (request_region(io, drv->region_size, v4l2_dev->name)) { + bool found = ops->probe(isa, io); + + release_region(io, drv->region_size); + if (found) { + isa->io = io; + break; + } + } + } + } + + if (!radio_isa_valid_io(drv, isa->io)) { + int i; + + if (isa->io < 0) + return -ENODEV; + v4l2_err(v4l2_dev, "you must set an I/O address with io=0x%03x", + drv->io_ports[0]); + for (i = 1; i < drv->num_of_io_ports; i++) + printk(KERN_CONT "/0x%03x", drv->io_ports[i]); + printk(KERN_CONT ".\n"); + kfree(isa); + return -EINVAL; + } + + if (!request_region(isa->io, drv->region_size, v4l2_dev->name)) { + v4l2_err(v4l2_dev, "port 0x%x already in use\n", isa->io); + kfree(isa); + return -EBUSY; + } + + res = v4l2_device_register(pdev, v4l2_dev); + if (res < 0) { + v4l2_err(v4l2_dev, "Could not register v4l2_device\n"); + goto err_dev_reg; + } + + v4l2_ctrl_handler_init(&isa->hdl, 1); + isa->mute = v4l2_ctrl_new_std(&isa->hdl, &radio_isa_ctrl_ops, + V4L2_CID_AUDIO_MUTE, 0, 1, 1, 1); + if (drv->max_volume) + isa->volume = v4l2_ctrl_new_std(&isa->hdl, &radio_isa_ctrl_ops, + V4L2_CID_AUDIO_VOLUME, 0, drv->max_volume, 1, + drv->max_volume); + v4l2_dev->ctrl_handler = &isa->hdl; + if (isa->hdl.error) { + res = isa->hdl.error; + v4l2_err(v4l2_dev, "Could not register controls\n"); + goto err_hdl; + } + if (drv->max_volume) + v4l2_ctrl_cluster(2, &isa->mute); + v4l2_dev->ctrl_handler = &isa->hdl; + + mutex_init(&isa->lock); + isa->vdev.lock = &isa->lock; + strlcpy(isa->vdev.name, v4l2_dev->name, sizeof(isa->vdev.name)); + isa->vdev.v4l2_dev = v4l2_dev; + isa->vdev.fops = &radio_isa_fops; + isa->vdev.ioctl_ops = &radio_isa_ioctl_ops; + isa->vdev.release = video_device_release_empty; + set_bit(V4L2_FL_USE_FH_PRIO, &isa->vdev.flags); + video_set_drvdata(&isa->vdev, isa); + isa->freq = FREQ_LOW; + isa->stereo = drv->has_stereo; + + if (ops->init) + res = ops->init(isa); + if (!res) + res = v4l2_ctrl_handler_setup(&isa->hdl); + if (!res) + res = ops->s_frequency(isa, isa->freq); + if (!res && ops->s_stereo) + res = ops->s_stereo(isa, isa->stereo); + if (res < 0) { + v4l2_err(v4l2_dev, "Could not setup card\n"); + goto err_node_reg; + } + res = video_register_device(&isa->vdev, VFL_TYPE_RADIO, + drv->radio_nr_params[dev]); + if (res < 0) { + v4l2_err(v4l2_dev, "Could not register device node\n"); + goto err_node_reg; + } + + v4l2_info(v4l2_dev, "Initialized radio card %s on port 0x%03x\n", + drv->card, isa->io); + return 0; + +err_node_reg: + v4l2_ctrl_handler_free(&isa->hdl); +err_hdl: + v4l2_device_unregister(&isa->v4l2_dev); +err_dev_reg: + release_region(isa->io, drv->region_size); + kfree(isa); + return res; +} +EXPORT_SYMBOL_GPL(radio_isa_probe); + +int radio_isa_remove(struct device *pdev, unsigned int dev) +{ + struct radio_isa_card *isa = dev_get_drvdata(pdev); + const struct radio_isa_ops *ops = isa->drv->ops; + + ops->s_mute_volume(isa, true, isa->volume ? isa->volume->cur.val : 0); + video_unregister_device(&isa->vdev); + v4l2_ctrl_handler_free(&isa->hdl); + v4l2_device_unregister(&isa->v4l2_dev); + release_region(isa->io, isa->drv->region_size); + v4l2_info(&isa->v4l2_dev, "Removed radio card %s\n", isa->drv->card); + kfree(isa); + return 0; +} +EXPORT_SYMBOL_GPL(radio_isa_remove); diff --git a/drivers/media/radio/radio-isa.h b/drivers/media/radio/radio-isa.h new file mode 100644 index 000000000000..8a0ea84d86de --- /dev/null +++ b/drivers/media/radio/radio-isa.h @@ -0,0 +1,105 @@ +/* + * Framework for ISA radio drivers. + * This takes care of all the V4L2 scaffolding, allowing the ISA drivers + * to concentrate on the actual hardware operation. + * + * Copyright (C) 2012 Hans Verkuil <hans.verkuil@cisco.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * version 2 as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA + * 02110-1301 USA + */ + +#ifndef _RADIO_ISA_H_ +#define _RADIO_ISA_H_ + +#include <linux/isa.h> +#include <linux/videodev2.h> +#include <media/v4l2-device.h> +#include <media/v4l2-ctrls.h> + +struct radio_isa_driver; +struct radio_isa_ops; + +/* Core structure for radio ISA cards */ +struct radio_isa_card { + const struct radio_isa_driver *drv; + struct v4l2_device v4l2_dev; + struct v4l2_ctrl_handler hdl; + struct video_device vdev; + struct mutex lock; + const struct radio_isa_ops *ops; + struct { /* mute/volume cluster */ + struct v4l2_ctrl *mute; + struct v4l2_ctrl *volume; + }; + /* I/O port */ + int io; + + /* Card is in stereo audio mode */ + bool stereo; + /* Current frequency */ + u32 freq; +}; + +struct radio_isa_ops { + /* Allocate and initialize a radio_isa_card struct */ + struct radio_isa_card *(*alloc)(void); + /* Probe whether a card is present at the given port */ + bool (*probe)(struct radio_isa_card *isa, int io); + /* Special card initialization can be done here, this is called after + * the standard controls are registered, but before they are setup, + * thus allowing drivers to add their own controls here. */ + int (*init)(struct radio_isa_card *isa); + /* Set mute and volume. */ + int (*s_mute_volume)(struct radio_isa_card *isa, bool mute, int volume); + /* Set frequency */ + int (*s_frequency)(struct radio_isa_card *isa, u32 freq); + /* Set stereo/mono audio mode */ + int (*s_stereo)(struct radio_isa_card *isa, bool stereo); + /* Get rxsubchans value for VIDIOC_G_TUNER */ + u32 (*g_rxsubchans)(struct radio_isa_card *isa); + /* Get the signal strength for VIDIOC_G_TUNER */ + u32 (*g_signal)(struct radio_isa_card *isa); +}; + +/* Top level structure needed to instantiate the cards */ +struct radio_isa_driver { + struct isa_driver driver; + const struct radio_isa_ops *ops; + /* The module_param_array with the specified I/O ports */ + int *io_params; + /* The module_param_array with the radio_nr values */ + int *radio_nr_params; + /* Whether we should probe for possible cards */ + bool probe; + /* The list of possible I/O ports */ + const int *io_ports; + /* The size of that list */ + int num_of_io_ports; + /* The region size to request */ + unsigned region_size; + /* The name of the card */ + const char *card; + /* Card can capture stereo audio */ + bool has_stereo; + /* The maximum volume for the volume control. If 0, then there + is no volume control possible. */ + int max_volume; +}; + +int radio_isa_match(struct device *pdev, unsigned int dev); +int radio_isa_probe(struct device *pdev, unsigned int dev); +int radio_isa_remove(struct device *pdev, unsigned int dev); + +#endif diff --git a/drivers/media/radio/radio-keene.c b/drivers/media/radio/radio-keene.c new file mode 100644 index 000000000000..55bd1d2937c8 --- /dev/null +++ b/drivers/media/radio/radio-keene.c @@ -0,0 +1,427 @@ +/* + * Copyright (c) 2012 Hans Verkuil <hverkuil@xs4all.nl> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +/* kernel includes */ +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/init.h> +#include <linux/slab.h> +#include <linux/input.h> +#include <linux/videodev2.h> +#include <media/v4l2-device.h> +#include <media/v4l2-ioctl.h> +#include <media/v4l2-ctrls.h> +#include <media/v4l2-event.h> +#include <linux/usb.h> +#include <linux/version.h> +#include <linux/mutex.h> + +/* driver and module definitions */ +MODULE_AUTHOR("Hans Verkuil <hverkuil@xs4all.nl>"); +MODULE_DESCRIPTION("Keene FM Transmitter driver"); +MODULE_LICENSE("GPL"); + +/* Actually, it advertises itself as a Logitech */ +#define USB_KEENE_VENDOR 0x046d +#define USB_KEENE_PRODUCT 0x0a0e + +/* Probably USB_TIMEOUT should be modified in module parameter */ +#define BUFFER_LENGTH 8 +#define USB_TIMEOUT 500 + +/* Frequency limits in MHz */ +#define FREQ_MIN 76U +#define FREQ_MAX 108U +#define FREQ_MUL 16000U + +/* USB Device ID List */ +static struct usb_device_id usb_keene_device_table[] = { + {USB_DEVICE_AND_INTERFACE_INFO(USB_KEENE_VENDOR, USB_KEENE_PRODUCT, + USB_CLASS_HID, 0, 0) }, + { } /* Terminating entry */ +}; + +MODULE_DEVICE_TABLE(usb, usb_keene_device_table); + +struct keene_device { + struct usb_device *usbdev; + struct usb_interface *intf; + struct video_device vdev; + struct v4l2_device v4l2_dev; + struct v4l2_ctrl_handler hdl; + struct mutex lock; + + u8 *buffer; + unsigned curfreq; + u8 tx; + u8 pa; + bool stereo; + bool muted; + bool preemph_75_us; +}; + +static inline struct keene_device *to_keene_dev(struct v4l2_device *v4l2_dev) +{ + return container_of(v4l2_dev, struct keene_device, v4l2_dev); +} + +/* Set frequency (if non-0), PA, mute and turn on/off the FM transmitter. */ +static int keene_cmd_main(struct keene_device *radio, unsigned freq, bool play) +{ + unsigned short freq_send = freq ? (freq - 76 * 16000) / 800 : 0; + int ret; + + radio->buffer[0] = 0x00; + radio->buffer[1] = 0x50; + radio->buffer[2] = (freq_send >> 8) & 0xff; + radio->buffer[3] = freq_send & 0xff; + radio->buffer[4] = radio->pa; + /* If bit 4 is set, then tune to the frequency. + If bit 3 is set, then unmute; if bit 2 is set, then mute. + If bit 1 is set, then enter idle mode; if bit 0 is set, + then enter transit mode. + */ + radio->buffer[5] = (radio->muted ? 4 : 8) | (play ? 1 : 2) | + (freq ? 0x10 : 0); + radio->buffer[6] = 0x00; + radio->buffer[7] = 0x00; + + ret = usb_control_msg(radio->usbdev, usb_sndctrlpipe(radio->usbdev, 0), + 9, 0x21, 0x200, 2, radio->buffer, BUFFER_LENGTH, USB_TIMEOUT); + + if (ret < 0) { + dev_warn(&radio->vdev.dev, "%s failed (%d)\n", __func__, ret); + return ret; + } + if (freq) + radio->curfreq = freq; + return 0; +} + +/* Set TX, stereo and preemphasis mode (50 us vs 75 us). */ +static int keene_cmd_set(struct keene_device *radio) +{ + int ret; + + radio->buffer[0] = 0x00; + radio->buffer[1] = 0x51; + radio->buffer[2] = radio->tx; + /* If bit 0 is set, then transmit mono, otherwise stereo. + If bit 2 is set, then enable 75 us preemphasis, otherwise + it is 50 us. */ + radio->buffer[3] = (!radio->stereo) | (radio->preemph_75_us ? 4 : 0); + radio->buffer[4] = 0x00; + radio->buffer[5] = 0x00; + radio->buffer[6] = 0x00; + radio->buffer[7] = 0x00; + + ret = usb_control_msg(radio->usbdev, usb_sndctrlpipe(radio->usbdev, 0), + 9, 0x21, 0x200, 2, radio->buffer, BUFFER_LENGTH, USB_TIMEOUT); + + if (ret < 0) { + dev_warn(&radio->vdev.dev, "%s failed (%d)\n", __func__, ret); + return ret; + } + return 0; +} + +/* Handle unplugging the device. + * We call video_unregister_device in any case. + * The last function called in this procedure is + * usb_keene_device_release. + */ +static void usb_keene_disconnect(struct usb_interface *intf) +{ + struct keene_device *radio = to_keene_dev(usb_get_intfdata(intf)); + + v4l2_device_get(&radio->v4l2_dev); + mutex_lock(&radio->lock); + usb_set_intfdata(intf, NULL); + video_unregister_device(&radio->vdev); + v4l2_device_disconnect(&radio->v4l2_dev); + mutex_unlock(&radio->lock); + v4l2_device_put(&radio->v4l2_dev); +} + +static int vidioc_querycap(struct file *file, void *priv, + struct v4l2_capability *v) +{ + struct keene_device *radio = video_drvdata(file); + + strlcpy(v->driver, "radio-keene", sizeof(v->driver)); + strlcpy(v->card, "Keene FM Transmitter", sizeof(v->card)); + usb_make_path(radio->usbdev, v->bus_info, sizeof(v->bus_info)); + v->device_caps = V4L2_CAP_RADIO | V4L2_CAP_MODULATOR; + v->capabilities = v->device_caps | V4L2_CAP_DEVICE_CAPS; + return 0; +} + +static int vidioc_g_modulator(struct file *file, void *priv, + struct v4l2_modulator *v) +{ + struct keene_device *radio = video_drvdata(file); + + if (v->index > 0) + return -EINVAL; + + strlcpy(v->name, "FM", sizeof(v->name)); + v->rangelow = FREQ_MIN * FREQ_MUL; + v->rangehigh = FREQ_MAX * FREQ_MUL; + v->txsubchans = radio->stereo ? V4L2_TUNER_SUB_STEREO : V4L2_TUNER_SUB_MONO; + v->capability = V4L2_TUNER_CAP_LOW | V4L2_TUNER_CAP_STEREO; + return 0; +} + +static int vidioc_s_modulator(struct file *file, void *priv, + struct v4l2_modulator *v) +{ + struct keene_device *radio = video_drvdata(file); + + if (v->index > 0) + return -EINVAL; + + radio->stereo = (v->txsubchans == V4L2_TUNER_SUB_STEREO); + return keene_cmd_set(radio); +} + +static int vidioc_s_frequency(struct file *file, void *priv, + struct v4l2_frequency *f) +{ + struct keene_device *radio = video_drvdata(file); + + if (f->tuner != 0 || f->type != V4L2_TUNER_RADIO) + return -EINVAL; + f->frequency = clamp(f->frequency, + FREQ_MIN * FREQ_MUL, FREQ_MAX * FREQ_MUL); + return keene_cmd_main(radio, f->frequency, true); +} + +static int vidioc_g_frequency(struct file *file, void *priv, + struct v4l2_frequency *f) +{ + struct keene_device *radio = video_drvdata(file); + + if (f->tuner != 0) + return -EINVAL; + f->type = V4L2_TUNER_RADIO; + f->frequency = radio->curfreq; + return 0; +} + +static int keene_s_ctrl(struct v4l2_ctrl *ctrl) +{ + static const u8 db2tx[] = { + /* -15, -12, -9, -6, -3, 0 dB */ + 0x03, 0x13, 0x02, 0x12, 0x22, 0x32, + /* 3, 6, 9, 12, 15, 18 dB */ + 0x21, 0x31, 0x20, 0x30, 0x40, 0x50 + }; + struct keene_device *radio = + container_of(ctrl->handler, struct keene_device, hdl); + + switch (ctrl->id) { + case V4L2_CID_AUDIO_MUTE: + radio->muted = ctrl->val; + return keene_cmd_main(radio, 0, true); + + case V4L2_CID_TUNE_POWER_LEVEL: + /* To go from dBuV to the register value we apply the + following formula: */ + radio->pa = (ctrl->val - 71) * 100 / 62; + return keene_cmd_main(radio, 0, true); + + case V4L2_CID_TUNE_PREEMPHASIS: + radio->preemph_75_us = ctrl->val == V4L2_PREEMPHASIS_75_uS; + return keene_cmd_set(radio); + + case V4L2_CID_AUDIO_COMPRESSION_GAIN: + radio->tx = db2tx[(ctrl->val - ctrl->minimum) / ctrl->step]; + return keene_cmd_set(radio); + } + return -EINVAL; +} + +static int vidioc_subscribe_event(struct v4l2_fh *fh, + struct v4l2_event_subscription *sub) +{ + switch (sub->type) { + case V4L2_EVENT_CTRL: + return v4l2_event_subscribe(fh, sub, 0); + default: + return -EINVAL; + } +} + + +/* File system interface */ +static const struct v4l2_file_operations usb_keene_fops = { + .owner = THIS_MODULE, + .open = v4l2_fh_open, + .release = v4l2_fh_release, + .poll = v4l2_ctrl_poll, + .unlocked_ioctl = video_ioctl2, +}; + +static const struct v4l2_ctrl_ops keene_ctrl_ops = { + .s_ctrl = keene_s_ctrl, +}; + +static const struct v4l2_ioctl_ops usb_keene_ioctl_ops = { + .vidioc_querycap = vidioc_querycap, + .vidioc_g_modulator = vidioc_g_modulator, + .vidioc_s_modulator = vidioc_s_modulator, + .vidioc_g_frequency = vidioc_g_frequency, + .vidioc_s_frequency = vidioc_s_frequency, + .vidioc_log_status = v4l2_ctrl_log_status, + .vidioc_subscribe_event = vidioc_subscribe_event, + .vidioc_unsubscribe_event = v4l2_event_unsubscribe, +}; + +static void usb_keene_video_device_release(struct v4l2_device *v4l2_dev) +{ + struct keene_device *radio = to_keene_dev(v4l2_dev); + + /* free rest memory */ + v4l2_ctrl_handler_free(&radio->hdl); + kfree(radio->buffer); + kfree(radio); +} + +/* check if the device is present and register with v4l and usb if it is */ +static int usb_keene_probe(struct usb_interface *intf, + const struct usb_device_id *id) +{ + struct usb_device *dev = interface_to_usbdev(intf); + struct keene_device *radio; + struct v4l2_ctrl_handler *hdl; + int retval = 0; + + /* + * The Keene FM transmitter USB device has the same USB ID as + * the Logitech AudioHub Speaker, but it should ignore the hid. + * Check if the name is that of the Keene device. + * If not, then someone connected the AudioHub and we shouldn't + * attempt to handle this driver. + * For reference: the product name of the AudioHub is + * "AudioHub Speaker". + */ + if (dev->product && strcmp(dev->product, "B-LINK USB Audio ")) + return -ENODEV; + + radio = kzalloc(sizeof(struct keene_device), GFP_KERNEL); + if (radio) + radio->buffer = kmalloc(BUFFER_LENGTH, GFP_KERNEL); + + if (!radio || !radio->buffer) { + dev_err(&intf->dev, "kmalloc for keene_device failed\n"); + kfree(radio); + retval = -ENOMEM; + goto err; + } + + hdl = &radio->hdl; + v4l2_ctrl_handler_init(hdl, 4); + v4l2_ctrl_new_std(hdl, &keene_ctrl_ops, V4L2_CID_AUDIO_MUTE, + 0, 1, 1, 0); + v4l2_ctrl_new_std_menu(hdl, &keene_ctrl_ops, V4L2_CID_TUNE_PREEMPHASIS, + V4L2_PREEMPHASIS_75_uS, 1, V4L2_PREEMPHASIS_50_uS); + v4l2_ctrl_new_std(hdl, &keene_ctrl_ops, V4L2_CID_TUNE_POWER_LEVEL, + 84, 118, 1, 118); + v4l2_ctrl_new_std(hdl, &keene_ctrl_ops, V4L2_CID_AUDIO_COMPRESSION_GAIN, + -15, 18, 3, 0); + radio->pa = 118; + radio->tx = 0x32; + radio->stereo = true; + radio->curfreq = 95.16 * FREQ_MUL; + if (hdl->error) { + retval = hdl->error; + + v4l2_ctrl_handler_free(hdl); + goto err_v4l2; + } + retval = v4l2_device_register(&intf->dev, &radio->v4l2_dev); + if (retval < 0) { + dev_err(&intf->dev, "couldn't register v4l2_device\n"); + goto err_v4l2; + } + + mutex_init(&radio->lock); + + radio->v4l2_dev.ctrl_handler = hdl; + radio->v4l2_dev.release = usb_keene_video_device_release; + strlcpy(radio->vdev.name, radio->v4l2_dev.name, + sizeof(radio->vdev.name)); + radio->vdev.v4l2_dev = &radio->v4l2_dev; + radio->vdev.fops = &usb_keene_fops; + radio->vdev.ioctl_ops = &usb_keene_ioctl_ops; + radio->vdev.lock = &radio->lock; + radio->vdev.release = video_device_release_empty; + + radio->usbdev = interface_to_usbdev(intf); + radio->intf = intf; + usb_set_intfdata(intf, &radio->v4l2_dev); + + video_set_drvdata(&radio->vdev, radio); + set_bit(V4L2_FL_USE_FH_PRIO, &radio->vdev.flags); + + retval = video_register_device(&radio->vdev, VFL_TYPE_RADIO, -1); + if (retval < 0) { + dev_err(&intf->dev, "could not register video device\n"); + goto err_vdev; + } + v4l2_ctrl_handler_setup(hdl); + dev_info(&intf->dev, "V4L2 device registered as %s\n", + video_device_node_name(&radio->vdev)); + return 0; + +err_vdev: + v4l2_device_unregister(&radio->v4l2_dev); +err_v4l2: + kfree(radio->buffer); + kfree(radio); +err: + return retval; +} + +/* USB subsystem interface */ +static struct usb_driver usb_keene_driver = { + .name = "radio-keene", + .probe = usb_keene_probe, + .disconnect = usb_keene_disconnect, + .id_table = usb_keene_device_table, +}; + +static int __init keene_init(void) +{ + int retval = usb_register(&usb_keene_driver); + + if (retval) + pr_err(KBUILD_MODNAME + ": usb_register failed. Error number %d\n", retval); + + return retval; +} + +static void __exit keene_exit(void) +{ + usb_deregister(&usb_keene_driver); +} + +module_init(keene_init); +module_exit(keene_exit); + diff --git a/drivers/media/radio/radio-maxiradio.c b/drivers/media/radio/radio-maxiradio.c index f872a54cf3d9..740a3d5520c7 100644 --- a/drivers/media/radio/radio-maxiradio.c +++ b/drivers/media/radio/radio-maxiradio.c @@ -42,67 +42,37 @@ #include <linux/videodev2.h> #include <linux/io.h> #include <linux/slab.h> +#include <sound/tea575x-tuner.h> #include <media/v4l2-device.h> #include <media/v4l2-ioctl.h> - -#define DRIVER_VERSION "0.7.8" - +#include <media/v4l2-fh.h> +#include <media/v4l2-ctrls.h> +#include <media/v4l2-event.h> MODULE_AUTHOR("Dimitromanolakis Apostolos, apdim@grecian.net"); -MODULE_DESCRIPTION("Radio driver for the Guillemot Maxi Radio FM2000 radio."); +MODULE_DESCRIPTION("Radio driver for the Guillemot Maxi Radio FM2000."); MODULE_LICENSE("GPL"); -MODULE_VERSION(DRIVER_VERSION); +MODULE_VERSION("1.0.0"); static int radio_nr = -1; -module_param(radio_nr, int, 0); - -static int debug; - -module_param(debug, int, 0644); -MODULE_PARM_DESC(debug, "activates debug info"); - -#define dprintk(dev, num, fmt, arg...) \ - v4l2_dbg(num, debug, &dev->v4l2_dev, fmt, ## arg) - -#ifndef PCI_VENDOR_ID_GUILLEMOT -#define PCI_VENDOR_ID_GUILLEMOT 0x5046 -#endif - -#ifndef PCI_DEVICE_ID_GUILLEMOT -#define PCI_DEVICE_ID_GUILLEMOT_MAXIRADIO 0x1001 -#endif - +module_param(radio_nr, int, 0644); +MODULE_PARM_DESC(radio_nr, "Radio device number"); /* TEA5757 pin mappings */ static const int clk = 1, data = 2, wren = 4, mo_st = 8, power = 16; -#define FREQ_LO (87 * 16000) -#define FREQ_HI (108 * 16000) - -#define FREQ_IF 171200 /* 10.7*16000 */ -#define FREQ_STEP 200 /* 12.5*16 */ - -/* (x==fmhz*16*1000) -> bits */ -#define FREQ2BITS(x) \ - ((((unsigned int)(x) + FREQ_IF + (FREQ_STEP << 1)) / (FREQ_STEP << 2)) << 2) - -#define BITS2FREQ(x) ((x) * FREQ_STEP - FREQ_IF) +static atomic_t maxiradio_instance = ATOMIC_INIT(0); +#define PCI_VENDOR_ID_GUILLEMOT 0x5046 +#define PCI_DEVICE_ID_GUILLEMOT_MAXIRADIO 0x1001 struct maxiradio { + struct snd_tea575x tea; struct v4l2_device v4l2_dev; - struct video_device vdev; struct pci_dev *pdev; u16 io; /* base of radio io */ - u16 muted; /* VIDEO_AUDIO_MUTE */ - u16 stereo; /* VIDEO_TUNER_STEREO_ON */ - u16 tuned; /* signal strength (0 or 0xffff) */ - - unsigned long freq; - - struct mutex lock; }; static inline struct maxiradio *to_maxiradio(struct v4l2_device *v4l2_dev) @@ -110,259 +80,41 @@ static inline struct maxiradio *to_maxiradio(struct v4l2_device *v4l2_dev) return container_of(v4l2_dev, struct maxiradio, v4l2_dev); } -static void outbit(unsigned long bit, u16 io) -{ - int val = power | wren | (bit ? data : 0); - - outb(val, io); - udelay(4); - outb(val | clk, io); - udelay(4); - outb(val, io); - udelay(4); -} - -static void turn_power(struct maxiradio *dev, int p) -{ - if (p != 0) { - dprintk(dev, 1, "Radio powered on\n"); - outb(power, dev->io); - } else { - dprintk(dev, 1, "Radio powered off\n"); - outb(0, dev->io); - } -} - -static void set_freq(struct maxiradio *dev, u32 freq) -{ - unsigned long int si; - int bl; - int io = dev->io; - int val = FREQ2BITS(freq); - - /* TEA5757 shift register bits (see pdf) */ - - outbit(0, io); /* 24 search */ - outbit(1, io); /* 23 search up/down */ - - outbit(0, io); /* 22 stereo/mono */ - - outbit(0, io); /* 21 band */ - outbit(0, io); /* 20 band (only 00=FM works I think) */ - - outbit(0, io); /* 19 port ? */ - outbit(0, io); /* 18 port ? */ - - outbit(0, io); /* 17 search level */ - outbit(0, io); /* 16 search level */ - - si = 0x8000; - for (bl = 1; bl <= 16; bl++) { - outbit(val & si, io); - si >>= 1; - } - - dprintk(dev, 1, "Radio freq set to %d.%02d MHz\n", - freq / 16000, - freq % 16000 * 100 / 16000); - - turn_power(dev, 1); -} - -static int get_stereo(u16 io) +static void maxiradio_tea575x_set_pins(struct snd_tea575x *tea, u8 pins) { - outb(power,io); - udelay(4); + struct maxiradio *dev = tea->private_data; + u8 bits = 0; - return !(inb(io) & mo_st); -} + bits |= (pins & TEA575X_DATA) ? data : 0; + bits |= (pins & TEA575X_CLK) ? clk : 0; + bits |= (pins & TEA575X_WREN) ? wren : 0; + bits |= power; -static int get_tune(u16 io) -{ - outb(power+clk,io); - udelay(4); - - return !(inb(io) & mo_st); -} - - -static int vidioc_querycap(struct file *file, void *priv, - struct v4l2_capability *v) -{ - struct maxiradio *dev = video_drvdata(file); - - strlcpy(v->driver, "radio-maxiradio", sizeof(v->driver)); - strlcpy(v->card, "Maxi Radio FM2000 radio", sizeof(v->card)); - snprintf(v->bus_info, sizeof(v->bus_info), "PCI:%s", pci_name(dev->pdev)); - v->capabilities = V4L2_CAP_TUNER | V4L2_CAP_RADIO; - return 0; + outb(bits, dev->io); } -static int vidioc_g_tuner(struct file *file, void *priv, - struct v4l2_tuner *v) +/* Note: this card cannot read out the data of the shift registers, + only the mono/stereo pin works. */ +static u8 maxiradio_tea575x_get_pins(struct snd_tea575x *tea) { - struct maxiradio *dev = video_drvdata(file); - - if (v->index > 0) - return -EINVAL; - - mutex_lock(&dev->lock); - strlcpy(v->name, "FM", sizeof(v->name)); - v->type = V4L2_TUNER_RADIO; - v->rangelow = FREQ_LO; - v->rangehigh = FREQ_HI; - v->rxsubchans = V4L2_TUNER_SUB_MONO | V4L2_TUNER_SUB_STEREO; - v->capability = V4L2_TUNER_CAP_LOW; - if (get_stereo(dev->io)) - v->audmode = V4L2_TUNER_MODE_STEREO; - else - v->audmode = V4L2_TUNER_MODE_MONO; - v->signal = 0xffff * get_tune(dev->io); - mutex_unlock(&dev->lock); + struct maxiradio *dev = tea->private_data; + u8 bits = inb(dev->io); - return 0; + return ((bits & data) ? TEA575X_DATA : 0) | + ((bits & mo_st) ? TEA575X_MOST : 0); } -static int vidioc_s_tuner(struct file *file, void *priv, - struct v4l2_tuner *v) +static void maxiradio_tea575x_set_direction(struct snd_tea575x *tea, bool output) { - return v->index ? -EINVAL : 0; } -static int vidioc_g_input(struct file *filp, void *priv, unsigned int *i) -{ - *i = 0; - return 0; -} - -static int vidioc_s_input(struct file *filp, void *priv, unsigned int i) -{ - return i ? -EINVAL : 0; -} - -static int vidioc_g_audio(struct file *file, void *priv, - struct v4l2_audio *a) -{ - a->index = 0; - strlcpy(a->name, "Radio", sizeof(a->name)); - a->capability = V4L2_AUDCAP_STEREO; - return 0; -} - - -static int vidioc_s_audio(struct file *file, void *priv, - struct v4l2_audio *a) -{ - return a->index ? -EINVAL : 0; -} - -static int vidioc_s_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) -{ - struct maxiradio *dev = video_drvdata(file); - - if (f->tuner != 0 || f->type != V4L2_TUNER_RADIO) - return -EINVAL; - if (f->frequency < FREQ_LO || f->frequency > FREQ_HI) { - dprintk(dev, 1, "radio freq (%d.%02d MHz) out of range (%d-%d)\n", - f->frequency / 16000, - f->frequency % 16000 * 100 / 16000, - FREQ_LO / 16000, FREQ_HI / 16000); - - return -EINVAL; - } - - mutex_lock(&dev->lock); - dev->freq = f->frequency; - set_freq(dev, dev->freq); - msleep(125); - mutex_unlock(&dev->lock); - - return 0; -} - -static int vidioc_g_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) -{ - struct maxiradio *dev = video_drvdata(file); - - if (f->tuner != 0) - return -EINVAL; - f->type = V4L2_TUNER_RADIO; - f->frequency = dev->freq; - - dprintk(dev, 4, "radio freq is %d.%02d MHz", - f->frequency / 16000, - f->frequency % 16000 * 100 / 16000); - - return 0; -} - -static int vidioc_queryctrl(struct file *file, void *priv, - struct v4l2_queryctrl *qc) -{ - switch (qc->id) { - case V4L2_CID_AUDIO_MUTE: - return v4l2_ctrl_query_fill(qc, 0, 1, 1, 1); - } - return -EINVAL; -} - -static int vidioc_g_ctrl(struct file *file, void *priv, - struct v4l2_control *ctrl) -{ - struct maxiradio *dev = video_drvdata(file); - - switch (ctrl->id) { - case V4L2_CID_AUDIO_MUTE: - ctrl->value = dev->muted; - return 0; - } - - return -EINVAL; -} - -static int vidioc_s_ctrl(struct file *file, void *priv, - struct v4l2_control *ctrl) -{ - struct maxiradio *dev = video_drvdata(file); - - switch (ctrl->id) { - case V4L2_CID_AUDIO_MUTE: - mutex_lock(&dev->lock); - dev->muted = ctrl->value; - if (dev->muted) - turn_power(dev, 0); - else - set_freq(dev, dev->freq); - mutex_unlock(&dev->lock); - return 0; - } - - return -EINVAL; -} - -static const struct v4l2_file_operations maxiradio_fops = { - .owner = THIS_MODULE, - .unlocked_ioctl = video_ioctl2, +static struct snd_tea575x_ops maxiradio_tea_ops = { + .set_pins = maxiradio_tea575x_set_pins, + .get_pins = maxiradio_tea575x_get_pins, + .set_direction = maxiradio_tea575x_set_direction, }; -static const struct v4l2_ioctl_ops maxiradio_ioctl_ops = { - .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, -}; - -static int __devinit maxiradio_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) +static int __devinit maxiradio_probe(struct pci_dev *pdev, const struct pci_device_id *ent) { struct maxiradio *dev; struct v4l2_device *v4l2_dev; @@ -375,63 +127,60 @@ static int __devinit maxiradio_init_one(struct pci_dev *pdev, const struct pci_d } v4l2_dev = &dev->v4l2_dev; - mutex_init(&dev->lock); - dev->pdev = pdev; - dev->muted = 1; - dev->freq = FREQ_LO; - - strlcpy(v4l2_dev->name, "maxiradio", sizeof(v4l2_dev->name)); + v4l2_device_set_name(v4l2_dev, "maxiradio", &maxiradio_instance); retval = v4l2_device_register(&pdev->dev, v4l2_dev); if (retval < 0) { v4l2_err(v4l2_dev, "Could not register v4l2_device\n"); goto errfr; } + dev->tea.private_data = dev; + dev->tea.ops = &maxiradio_tea_ops; + /* The data pin cannot be read. This may be a hardware limitation, or + we just don't know how to read it. */ + dev->tea.cannot_read_data = true; + dev->tea.v4l2_dev = v4l2_dev; + dev->tea.radio_nr = radio_nr; + strlcpy(dev->tea.card, "Maxi Radio FM2000", sizeof(dev->tea.card)); + snprintf(dev->tea.bus_info, sizeof(dev->tea.bus_info), + "PCI:%s", pci_name(pdev)); + + retval = -ENODEV; if (!request_region(pci_resource_start(pdev, 0), - pci_resource_len(pdev, 0), "Maxi Radio FM 2000")) { - v4l2_err(v4l2_dev, "can't reserve I/O ports\n"); - goto err_out; + pci_resource_len(pdev, 0), v4l2_dev->name)) { + dev_err(&pdev->dev, "can't reserve I/O ports\n"); + goto err_hdl; } if (pci_enable_device(pdev)) goto err_out_free_region; dev->io = pci_resource_start(pdev, 0); - strlcpy(dev->vdev.name, v4l2_dev->name, sizeof(dev->vdev.name)); - dev->vdev.v4l2_dev = v4l2_dev; - dev->vdev.fops = &maxiradio_fops; - dev->vdev.ioctl_ops = &maxiradio_ioctl_ops; - dev->vdev.release = video_device_release_empty; - video_set_drvdata(&dev->vdev, dev); - - if (video_register_device(&dev->vdev, VFL_TYPE_RADIO, radio_nr) < 0) { - v4l2_err(v4l2_dev, "can't register device!"); + if (snd_tea575x_init(&dev->tea)) { + printk(KERN_ERR "radio-maxiradio: Unable to detect TEA575x tuner\n"); goto err_out_free_region; } - - v4l2_info(v4l2_dev, "version " DRIVER_VERSION "\n"); - - v4l2_info(v4l2_dev, "found Guillemot MAXI Radio device (io = 0x%x)\n", - dev->io); return 0; err_out_free_region: release_region(pci_resource_start(pdev, 0), pci_resource_len(pdev, 0)); -err_out: +err_hdl: v4l2_device_unregister(v4l2_dev); errfr: kfree(dev); - return -ENODEV; + return retval; } -static void __devexit maxiradio_remove_one(struct pci_dev *pdev) +static void __devexit maxiradio_remove(struct pci_dev *pdev) { struct v4l2_device *v4l2_dev = dev_get_drvdata(&pdev->dev); struct maxiradio *dev = to_maxiradio(v4l2_dev); - video_unregister_device(&dev->vdev); - v4l2_device_unregister(&dev->v4l2_dev); + snd_tea575x_exit(&dev->tea); + /* Turn off power */ + outb(0, dev->io); + v4l2_device_unregister(v4l2_dev); release_region(pci_resource_start(pdev, 0), pci_resource_len(pdev, 0)); } @@ -446,19 +195,19 @@ MODULE_DEVICE_TABLE(pci, maxiradio_pci_tbl); static struct pci_driver maxiradio_driver = { .name = "radio-maxiradio", .id_table = maxiradio_pci_tbl, - .probe = maxiradio_init_one, - .remove = __devexit_p(maxiradio_remove_one), + .probe = maxiradio_probe, + .remove = __devexit_p(maxiradio_remove), }; -static int __init maxiradio_radio_init(void) +static int __init maxiradio_init(void) { return pci_register_driver(&maxiradio_driver); } -static void __exit maxiradio_radio_exit(void) +static void __exit maxiradio_exit(void) { pci_unregister_driver(&maxiradio_driver); } -module_init(maxiradio_radio_init); -module_exit(maxiradio_radio_exit); +module_init(maxiradio_init); +module_exit(maxiradio_exit); diff --git a/drivers/media/radio/radio-rtrack2.c b/drivers/media/radio/radio-rtrack2.c index 3628be617ee9..b275c5d0fe9a 100644 --- a/drivers/media/radio/radio-rtrack2.c +++ b/drivers/media/radio/radio-rtrack2.c @@ -1,11 +1,12 @@ -/* RadioTrack II driver for Linux radio support (C) 1998 Ben Pfaff +/* + * RadioTrack II driver + * Copyright 1998 Ben Pfaff * * Based on RadioTrack I/RadioReveal (C) 1997 M. Kirkwood * Converted to new API by Alan Cox <alan@lxorguk.ukuu.org.uk> * Various bugfixes and enhancements by Russell Kroll <rkroll@exploits.org> * - * TODO: Allow for more than one of these foolish entities :-) - * + * Converted to the radio-isa framework by Hans Verkuil <hans.verkuil@cisco.com> * Converted to V4L2 API by Mauro Carvalho Chehab <mchehab@infradead.org> */ @@ -18,323 +19,120 @@ #include <linux/io.h> /* outb, outb_p */ #include <media/v4l2-device.h> #include <media/v4l2-ioctl.h> +#include "radio-isa.h" MODULE_AUTHOR("Ben Pfaff"); MODULE_DESCRIPTION("A driver for the RadioTrack II radio card."); MODULE_LICENSE("GPL"); -MODULE_VERSION("0.0.3"); +MODULE_VERSION("0.1.99"); #ifndef CONFIG_RADIO_RTRACK2_PORT #define CONFIG_RADIO_RTRACK2_PORT -1 #endif -static int io = CONFIG_RADIO_RTRACK2_PORT; -static int radio_nr = -1; - -module_param(io, int, 0); -MODULE_PARM_DESC(io, "I/O address of the RadioTrack card (0x20c or 0x30c)"); -module_param(radio_nr, int, 0); - -struct rtrack2 -{ - struct v4l2_device v4l2_dev; - struct video_device vdev; - int io; - unsigned long curfreq; - int muted; - struct mutex lock; -}; +#define RTRACK2_MAX 2 -static struct rtrack2 rtrack2_card; +static int io[RTRACK2_MAX] = { [0] = CONFIG_RADIO_RTRACK2_PORT, + [1 ... (RTRACK2_MAX - 1)] = -1 }; +static int radio_nr[RTRACK2_MAX] = { [0 ... (RTRACK2_MAX - 1)] = -1 }; +module_param_array(io, int, NULL, 0444); +MODULE_PARM_DESC(io, "I/O addresses of the RadioTrack card (0x20f or 0x30f)"); +module_param_array(radio_nr, int, NULL, 0444); +MODULE_PARM_DESC(radio_nr, "Radio device numbers"); -/* local things */ - -static void rt_mute(struct rtrack2 *dev) -{ - if (dev->muted) - return; - mutex_lock(&dev->lock); - outb(1, dev->io); - mutex_unlock(&dev->lock); - dev->muted = 1; -} - -static void rt_unmute(struct rtrack2 *dev) +static struct radio_isa_card *rtrack2_alloc(void) { - if(dev->muted == 0) - return; - mutex_lock(&dev->lock); - outb(0, dev->io); - mutex_unlock(&dev->lock); - dev->muted = 0; + return kzalloc(sizeof(struct radio_isa_card), GFP_KERNEL); } -static void zero(struct rtrack2 *dev) +static void zero(struct radio_isa_card *isa) { - outb_p(1, dev->io); - outb_p(3, dev->io); - outb_p(1, dev->io); + outb_p(1, isa->io); + outb_p(3, isa->io); + outb_p(1, isa->io); } -static void one(struct rtrack2 *dev) +static void one(struct radio_isa_card *isa) { - outb_p(5, dev->io); - outb_p(7, dev->io); - outb_p(5, dev->io); + outb_p(5, isa->io); + outb_p(7, isa->io); + outb_p(5, isa->io); } -static int rt_setfreq(struct rtrack2 *dev, unsigned long freq) +static int rtrack2_s_frequency(struct radio_isa_card *isa, u32 freq) { int i; - mutex_lock(&dev->lock); - dev->curfreq = freq; freq = freq / 200 + 856; - outb_p(0xc8, dev->io); - outb_p(0xc9, dev->io); - outb_p(0xc9, dev->io); + outb_p(0xc8, isa->io); + outb_p(0xc9, isa->io); + outb_p(0xc9, isa->io); for (i = 0; i < 10; i++) - zero(dev); + zero(isa); for (i = 14; i >= 0; i--) if (freq & (1 << i)) - one(dev); + one(isa); else - zero(dev); - - outb_p(0xc8, dev->io); - if (!dev->muted) - outb_p(0, dev->io); - - mutex_unlock(&dev->lock); - return 0; -} - -static int vidioc_querycap(struct file *file, void *priv, - struct v4l2_capability *v) -{ - strlcpy(v->driver, "radio-rtrack2", sizeof(v->driver)); - strlcpy(v->card, "RadioTrack II", sizeof(v->card)); - strlcpy(v->bus_info, "ISA", sizeof(v->bus_info)); - v->capabilities = V4L2_CAP_TUNER | V4L2_CAP_RADIO; - return 0; -} + zero(isa); -static int vidioc_s_tuner(struct file *file, void *priv, - struct v4l2_tuner *v) -{ - return v->index ? -EINVAL : 0; -} - -static int rt_getsigstr(struct rtrack2 *dev) -{ - int sig = 1; - - mutex_lock(&dev->lock); - if (inb(dev->io) & 2) /* bit set = no signal present */ - sig = 0; - mutex_unlock(&dev->lock); - return sig; -} - -static int vidioc_g_tuner(struct file *file, void *priv, - struct v4l2_tuner *v) -{ - struct rtrack2 *rt = video_drvdata(file); - - if (v->index > 0) - return -EINVAL; - - strlcpy(v->name, "FM", sizeof(v->name)); - v->type = V4L2_TUNER_RADIO; - v->rangelow = 88 * 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 * rt_getsigstr(rt); + outb_p(0xc8, isa->io); + if (!v4l2_ctrl_g_ctrl(isa->mute)) + outb_p(0, isa->io); return 0; } -static int vidioc_s_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) +static u32 rtrack2_g_signal(struct radio_isa_card *isa) { - struct rtrack2 *rt = video_drvdata(file); - - if (f->tuner != 0 || f->type != V4L2_TUNER_RADIO) - return -EINVAL; - rt_setfreq(rt, f->frequency); - return 0; + /* bit set = no signal present */ + return (inb(isa->io) & 2) ? 0 : 0xffff; } -static int vidioc_g_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) +static int rtrack2_s_mute_volume(struct radio_isa_card *isa, bool mute, int vol) { - struct rtrack2 *rt = video_drvdata(file); - - if (f->tuner != 0) - return -EINVAL; - f->type = V4L2_TUNER_RADIO; - f->frequency = rt->curfreq; + outb(mute, isa->io); return 0; } -static int vidioc_queryctrl(struct file *file, void *priv, - struct v4l2_queryctrl *qc) -{ - switch (qc->id) { - case V4L2_CID_AUDIO_MUTE: - return v4l2_ctrl_query_fill(qc, 0, 1, 1, 1); - case V4L2_CID_AUDIO_VOLUME: - return v4l2_ctrl_query_fill(qc, 0, 65535, 65535, 65535); - } - return -EINVAL; -} - -static int vidioc_g_ctrl(struct file *file, void *priv, - struct v4l2_control *ctrl) -{ - struct rtrack2 *rt = video_drvdata(file); - - switch (ctrl->id) { - case V4L2_CID_AUDIO_MUTE: - ctrl->value = rt->muted; - return 0; - case V4L2_CID_AUDIO_VOLUME: - if (rt->muted) - ctrl->value = 0; - else - ctrl->value = 65535; - return 0; - } - return -EINVAL; -} - -static int vidioc_s_ctrl(struct file *file, void *priv, - struct v4l2_control *ctrl) -{ - struct rtrack2 *rt = video_drvdata(file); - - switch (ctrl->id) { - case V4L2_CID_AUDIO_MUTE: - if (ctrl->value) - rt_mute(rt); - else - rt_unmute(rt); - return 0; - case V4L2_CID_AUDIO_VOLUME: - if (ctrl->value) - rt_unmute(rt); - else - rt_mute(rt); - return 0; - } - return -EINVAL; -} - -static int vidioc_g_input(struct file *filp, void *priv, unsigned int *i) -{ - *i = 0; - return 0; -} - -static int vidioc_s_input(struct file *filp, void *priv, unsigned int i) -{ - return i ? -EINVAL : 0; -} - -static int vidioc_g_audio(struct file *file, void *priv, - struct v4l2_audio *a) -{ - a->index = 0; - strlcpy(a->name, "Radio", sizeof(a->name)); - a->capability = V4L2_AUDCAP_STEREO; - return 0; -} - -static int vidioc_s_audio(struct file *file, void *priv, - struct v4l2_audio *a) -{ - return a->index ? -EINVAL : 0; -} - -static const struct v4l2_file_operations rtrack2_fops = { - .owner = THIS_MODULE, - .unlocked_ioctl = video_ioctl2, +static const struct radio_isa_ops rtrack2_ops = { + .alloc = rtrack2_alloc, + .s_mute_volume = rtrack2_s_mute_volume, + .s_frequency = rtrack2_s_frequency, + .g_signal = rtrack2_g_signal, }; -static const struct v4l2_ioctl_ops rtrack2_ioctl_ops = { - .vidioc_querycap = vidioc_querycap, - .vidioc_g_tuner = vidioc_g_tuner, - .vidioc_s_tuner = vidioc_s_tuner, - .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, - .vidioc_g_audio = vidioc_g_audio, - .vidioc_s_audio = vidioc_s_audio, - .vidioc_g_input = vidioc_g_input, - .vidioc_s_input = vidioc_s_input, +static const int rtrack2_ioports[] = { 0x20f, 0x30f }; + +static struct radio_isa_driver rtrack2_driver = { + .driver = { + .match = radio_isa_match, + .probe = radio_isa_probe, + .remove = radio_isa_remove, + .driver = { + .name = "radio-rtrack2", + }, + }, + .io_params = io, + .radio_nr_params = radio_nr, + .io_ports = rtrack2_ioports, + .num_of_io_ports = ARRAY_SIZE(rtrack2_ioports), + .region_size = 4, + .card = "AIMSlab RadioTrack II", + .ops = &rtrack2_ops, + .has_stereo = true, }; static int __init rtrack2_init(void) { - struct rtrack2 *dev = &rtrack2_card; - struct v4l2_device *v4l2_dev = &dev->v4l2_dev; - int res; - - strlcpy(v4l2_dev->name, "rtrack2", sizeof(v4l2_dev->name)); - dev->io = io; - if (dev->io == -1) { - v4l2_err(v4l2_dev, "You must set an I/O address with io=0x20c or io=0x30c\n"); - return -EINVAL; - } - if (!request_region(dev->io, 4, "rtrack2")) { - v4l2_err(v4l2_dev, "port 0x%x already in use\n", dev->io); - return -EBUSY; - } - - res = v4l2_device_register(NULL, v4l2_dev); - if (res < 0) { - release_region(dev->io, 4); - v4l2_err(v4l2_dev, "Could not register v4l2_device\n"); - return res; - } - - strlcpy(dev->vdev.name, v4l2_dev->name, sizeof(dev->vdev.name)); - dev->vdev.v4l2_dev = v4l2_dev; - dev->vdev.fops = &rtrack2_fops; - dev->vdev.ioctl_ops = &rtrack2_ioctl_ops; - dev->vdev.release = video_device_release_empty; - video_set_drvdata(&dev->vdev, dev); - - /* mute card - prevents noisy bootups */ - outb(1, dev->io); - dev->muted = 1; - - mutex_init(&dev->lock); - if (video_register_device(&dev->vdev, VFL_TYPE_RADIO, radio_nr) < 0) { - v4l2_device_unregister(v4l2_dev); - release_region(dev->io, 4); - return -EINVAL; - } - - v4l2_info(v4l2_dev, "AIMSlab Radiotrack II card driver.\n"); - - return 0; + return isa_register_driver(&rtrack2_driver.driver, RTRACK2_MAX); } static void __exit rtrack2_exit(void) { - struct rtrack2 *dev = &rtrack2_card; - - video_unregister_device(&dev->vdev); - v4l2_device_unregister(&dev->v4l2_dev); - release_region(dev->io, 4); + isa_unregister_driver(&rtrack2_driver.driver); } module_init(rtrack2_init); diff --git a/drivers/media/radio/radio-sf16fmr2.c b/drivers/media/radio/radio-sf16fmr2.c index 7ab9afadf29b..7c69214334bf 100644 --- a/drivers/media/radio/radio-sf16fmr2.c +++ b/drivers/media/radio/radio-sf16fmr2.c @@ -9,16 +9,23 @@ #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 <sound/tea575x-tuner.h> MODULE_AUTHOR("Ondrej Zary"); MODULE_DESCRIPTION("MediaForte SF16-FMR2 FM radio card driver"); MODULE_LICENSE("GPL"); +static int radio_nr = -1; +module_param(radio_nr, int, 0444); +MODULE_PARM_DESC(radio_nr, "Radio device number"); + struct fmr2 { int io; + struct v4l2_device v4l2_dev; struct snd_tea575x tea; struct v4l2_ctrl *volume; struct v4l2_ctrl *balance; @@ -26,7 +33,6 @@ struct fmr2 { /* the port is hardwired so no need to support multiple cards */ #define FMR2_PORT 0x384 -static struct fmr2 fmr2_card; /* TEA575x tuner pins */ #define STR_DATA (1 << 0) @@ -180,26 +186,46 @@ static int fmr2_tea_ext_init(struct snd_tea575x *tea) return 0; } -static int __init fmr2_init(void) +static int __devinit fmr2_probe(struct device *pdev, unsigned int dev) { - struct fmr2 *fmr2 = &fmr2_card; + struct fmr2 *fmr2; + int err; + + fmr2 = kzalloc(sizeof(*fmr2), GFP_KERNEL); + if (fmr2 == NULL) + return -ENOMEM; + strlcpy(fmr2->v4l2_dev.name, dev_name(pdev), + sizeof(fmr2->v4l2_dev.name)); fmr2->io = FMR2_PORT; - if (!request_region(fmr2->io, 2, "SF16-FMR2")) { + if (!request_region(fmr2->io, 2, fmr2->v4l2_dev.name)) { printk(KERN_ERR "radio-sf16fmr2: I/O port 0x%x already in use\n", fmr2->io); + kfree(fmr2); return -EBUSY; } + dev_set_drvdata(pdev, fmr2); + err = v4l2_device_register(pdev, &fmr2->v4l2_dev); + if (err < 0) { + v4l2_err(&fmr2->v4l2_dev, "Could not register v4l2_device\n"); + release_region(fmr2->io, 2); + kfree(fmr2); + return err; + } + fmr2->tea.v4l2_dev = &fmr2->v4l2_dev; fmr2->tea.private_data = fmr2; + fmr2->tea.radio_nr = radio_nr; fmr2->tea.ops = &fmr2_tea_ops; fmr2->tea.ext_init = fmr2_tea_ext_init; strlcpy(fmr2->tea.card, "SF16-FMR2", sizeof(fmr2->tea.card)); - strcpy(fmr2->tea.bus_info, "ISA"); + snprintf(fmr2->tea.bus_info, sizeof(fmr2->tea.bus_info), "ISA:%s", + fmr2->v4l2_dev.name); if (snd_tea575x_init(&fmr2->tea)) { printk(KERN_ERR "radio-sf16fmr2: Unable to detect TEA575x tuner\n"); release_region(fmr2->io, 2); + kfree(fmr2); return -ENODEV; } @@ -207,12 +233,33 @@ static int __init fmr2_init(void) return 0; } -static void __exit fmr2_exit(void) +static int __exit fmr2_remove(struct device *pdev, unsigned int dev) { - struct fmr2 *fmr2 = &fmr2_card; + struct fmr2 *fmr2 = dev_get_drvdata(pdev); snd_tea575x_exit(&fmr2->tea); release_region(fmr2->io, 2); + v4l2_device_unregister(&fmr2->v4l2_dev); + kfree(fmr2); + return 0; +} + +struct isa_driver fmr2_driver = { + .probe = fmr2_probe, + .remove = fmr2_remove, + .driver = { + .name = "radio-sf16fmr2", + }, +}; + +static int __init fmr2_init(void) +{ + return isa_register_driver(&fmr2_driver, 1); +} + +static void __exit fmr2_exit(void) +{ + isa_unregister_driver(&fmr2_driver); } module_init(fmr2_init); diff --git a/drivers/media/radio/radio-tea5764.c b/drivers/media/radio/radio-tea5764.c index db20904d01f0..6b1fae32b483 100644 --- a/drivers/media/radio/radio-tea5764.c +++ b/drivers/media/radio/radio-tea5764.c @@ -575,21 +575,7 @@ static struct i2c_driver tea5764_i2c_driver = { .id_table = tea5764_id, }; -/* init the driver */ -static int __init tea5764_init(void) -{ - int ret = i2c_add_driver(&tea5764_i2c_driver); - - printk(KERN_INFO KBUILD_MODNAME ": " DRIVER_VERSION ": " - DRIVER_DESC "\n"); - return ret; -} - -/* cleanup the driver */ -static void __exit tea5764_exit(void) -{ - i2c_del_driver(&tea5764_i2c_driver); -} +module_i2c_driver(tea5764_i2c_driver); MODULE_AUTHOR(DRIVER_AUTHOR); MODULE_DESCRIPTION(DRIVER_DESC); @@ -600,6 +586,3 @@ module_param(use_xtal, int, 0); MODULE_PARM_DESC(use_xtal, "Chip have a xtal connected in board"); module_param(radio_nr, int, 0); MODULE_PARM_DESC(radio_nr, "video4linux device number to use"); - -module_init(tea5764_init); -module_exit(tea5764_exit); diff --git a/drivers/media/radio/radio-terratec.c b/drivers/media/radio/radio-terratec.c index f2ed9cc3cf3b..be10a802e3a9 100644 --- a/drivers/media/radio/radio-terratec.c +++ b/drivers/media/radio/radio-terratec.c @@ -16,11 +16,7 @@ * Frequency control is done digitally -- ie out(port,encodefreq(95.8)); * Volume Control is done digitally * - * there is a I2C controlled RDS decoder (SAA6588) onboard, which i would like to support someday - * (as soon i have understand how to get started :) - * If you can help me out with that, please contact me!! - * - * + * Converted to the radio-isa framework by Hans Verkuil <hans.verkuil@cisco.com> * Converted to V4L2 API by Mauro Carvalho Chehab <mchehab@infradead.org> */ @@ -30,43 +26,24 @@ #include <linux/videodev2.h> /* kernel radio structs */ #include <linux/mutex.h> #include <linux/io.h> /* outb, outb_p */ +#include <linux/slab.h> #include <media/v4l2-device.h> #include <media/v4l2-ioctl.h> +#include "radio-isa.h" -MODULE_AUTHOR("R.OFFERMANNS & others"); +MODULE_AUTHOR("R. Offermans & others"); MODULE_DESCRIPTION("A driver for the TerraTec ActiveRadio Standalone radio card."); MODULE_LICENSE("GPL"); -MODULE_VERSION("0.0.3"); - -#ifndef CONFIG_RADIO_TERRATEC_PORT -#define CONFIG_RADIO_TERRATEC_PORT 0x590 -#endif +MODULE_VERSION("0.1.99"); -static int io = CONFIG_RADIO_TERRATEC_PORT; +/* Note: there seems to be only one possible port (0x590), but without + hardware this is hard to verify. For now, this is the only one we will + support. */ +static int io = 0x590; static int radio_nr = -1; -module_param(io, int, 0); -MODULE_PARM_DESC(io, "I/O address of the TerraTec ActiveRadio card (0x590 or 0x591)"); -module_param(radio_nr, int, 0); - -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, - },{ - .id = V4L2_CID_AUDIO_VOLUME, - .name = "Volume", - .minimum = 0, - .maximum = 0xff, - .step = 1, - .default_value = 0xff, - .type = V4L2_CTRL_TYPE_INTEGER, - } -}; +module_param(radio_nr, int, 0444); +MODULE_PARM_DESC(radio_nr, "Radio device number"); #define WRT_DIS 0x00 #define CLK_OFF 0x00 @@ -76,63 +53,24 @@ static struct v4l2_queryctrl radio_qctrl[] = { #define CLK_ON 0x08 #define WRT_EN 0x10 -struct terratec +static struct radio_isa_card *terratec_alloc(void) { - struct v4l2_device v4l2_dev; - struct video_device vdev; - int io; - int curvol; - unsigned long curfreq; - int muted; - struct mutex lock; -}; - -static struct terratec terratec_card; - -/* local things */ + return kzalloc(sizeof(struct radio_isa_card), GFP_KERNEL); +} -static void tt_write_vol(struct terratec *tt, int volume) +static int terratec_s_mute_volume(struct radio_isa_card *isa, bool mute, int vol) { int i; - volume = volume + (volume * 32); /* change both channels */ - mutex_lock(&tt->lock); + if (mute) + vol = 0; + vol = vol + (vol * 32); /* change both channels */ for (i = 0; i < 8; i++) { - if (volume & (0x80 >> i)) - outb(0x80, tt->io + 1); + if (vol & (0x80 >> i)) + outb(0x80, isa->io + 1); else - outb(0x00, tt->io + 1); - } - mutex_unlock(&tt->lock); -} - - - -static void tt_mute(struct terratec *tt) -{ - tt->muted = 1; - tt_write_vol(tt, 0); -} - -static int tt_setvol(struct terratec *tt, int vol) -{ - if (vol == tt->curvol) { /* requested volume = current */ - if (tt->muted) { /* user is unmuting the card */ - tt->muted = 0; - tt_write_vol(tt, vol); /* enable card */ - } - return 0; - } - - if (vol == 0) { /* volume = 0 means mute the card */ - tt_write_vol(tt, 0); /* "turn off card" by setting vol to 0 */ - tt->curvol = vol; /* track the volume state! */ - return 0; + outb(0x00, isa->io + 1); } - - tt->muted = 0; - tt_write_vol(tt, vol); - tt->curvol = vol; return 0; } @@ -140,20 +78,15 @@ static int tt_setvol(struct terratec *tt, int vol) /* this is the worst part in this driver */ /* many more or less strange things are going on here, but hey, it works :) */ -static int tt_setfreq(struct terratec *tt, unsigned long freq1) +static int terratec_s_frequency(struct radio_isa_card *isa, u32 freq) { - int freq; int i; int p; - int temp; + int temp; long rest; unsigned char buffer[25]; /* we have to bit shift 25 registers */ - mutex_lock(&tt->lock); - - tt->curfreq = freq1; - - freq = freq1 / 160; /* convert the freq. to a nice to handle value */ + freq = freq / 160; /* convert the freq. to a nice to handle value */ memset(buffer, 0, sizeof(buffer)); rest = freq * 10 + 10700; /* I once had understood what is going on here */ @@ -175,239 +108,61 @@ static int tt_setfreq(struct terratec *tt, unsigned long freq1) for (i = 24; i > -1; i--) { /* bit shift the values to the radiocard */ if (buffer[i] == 1) { - outb(WRT_EN | DATA, tt->io); - outb(WRT_EN | DATA | CLK_ON, tt->io); - outb(WRT_EN | DATA, tt->io); + outb(WRT_EN | DATA, isa->io); + outb(WRT_EN | DATA | CLK_ON, isa->io); + outb(WRT_EN | DATA, isa->io); } else { - outb(WRT_EN | 0x00, tt->io); - outb(WRT_EN | 0x00 | CLK_ON, tt->io); - } - } - outb(0x00, tt->io); - - mutex_unlock(&tt->lock); - - return 0; -} - -static int tt_getsigstr(struct terratec *tt) -{ - if (inb(tt->io) & 2) /* bit set = no signal present */ - return 0; - return 1; /* signal present */ -} - -static int vidioc_querycap(struct file *file, void *priv, - struct v4l2_capability *v) -{ - strlcpy(v->driver, "radio-terratec", sizeof(v->driver)); - strlcpy(v->card, "ActiveRadio", sizeof(v->card)); - strlcpy(v->bus_info, "ISA", sizeof(v->bus_info)); - v->capabilities = V4L2_CAP_TUNER | V4L2_CAP_RADIO; - return 0; -} - -static int vidioc_g_tuner(struct file *file, void *priv, - struct v4l2_tuner *v) -{ - struct terratec *tt = video_drvdata(file); - - if (v->index > 0) - return -EINVAL; - - strlcpy(v->name, "FM", sizeof(v->name)); - v->type = V4L2_TUNER_RADIO; - v->rangelow = 87 * 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 * tt_getsigstr(tt); - return 0; -} - -static int vidioc_s_tuner(struct file *file, void *priv, - struct v4l2_tuner *v) -{ - return v->index ? -EINVAL : 0; -} - -static int vidioc_s_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) -{ - struct terratec *tt = video_drvdata(file); - - if (f->tuner != 0 || f->type != V4L2_TUNER_RADIO) - return -EINVAL; - tt_setfreq(tt, f->frequency); - return 0; -} - -static int vidioc_g_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) -{ - struct terratec *tt = video_drvdata(file); - - if (f->tuner != 0) - return -EINVAL; - f->type = V4L2_TUNER_RADIO; - f->frequency = tt->curfreq; - return 0; -} - -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; + outb(WRT_EN | 0x00, isa->io); + outb(WRT_EN | 0x00 | CLK_ON, isa->io); } } - return -EINVAL; -} - -static int vidioc_g_ctrl(struct file *file, void *priv, - struct v4l2_control *ctrl) -{ - struct terratec *tt = video_drvdata(file); - - switch (ctrl->id) { - case V4L2_CID_AUDIO_MUTE: - if (tt->muted) - ctrl->value = 1; - else - ctrl->value = 0; - return 0; - case V4L2_CID_AUDIO_VOLUME: - ctrl->value = tt->curvol * 6554; - return 0; - } - return -EINVAL; -} - -static int vidioc_s_ctrl(struct file *file, void *priv, - struct v4l2_control *ctrl) -{ - struct terratec *tt = video_drvdata(file); - - switch (ctrl->id) { - case V4L2_CID_AUDIO_MUTE: - if (ctrl->value) - tt_mute(tt); - else - tt_setvol(tt,tt->curvol); - return 0; - case V4L2_CID_AUDIO_VOLUME: - tt_setvol(tt,ctrl->value); - return 0; - } - return -EINVAL; -} - -static int vidioc_g_input(struct file *filp, void *priv, unsigned int *i) -{ - *i = 0; - return 0; -} - -static int vidioc_s_input(struct file *filp, void *priv, unsigned int i) -{ - return i ? -EINVAL : 0; -} - -static int vidioc_g_audio(struct file *file, void *priv, - struct v4l2_audio *a) -{ - a->index = 0; - strlcpy(a->name, "Radio", sizeof(a->name)); - a->capability = V4L2_AUDCAP_STEREO; + outb(0x00, isa->io); return 0; } -static int vidioc_s_audio(struct file *file, void *priv, - struct v4l2_audio *a) +static u32 terratec_g_signal(struct radio_isa_card *isa) { - return a->index ? -EINVAL : 0; + /* bit set = no signal present */ + return (inb(isa->io) & 2) ? 0 : 0xffff; } -static const struct v4l2_file_operations terratec_fops = { - .owner = THIS_MODULE, - .unlocked_ioctl = video_ioctl2, +static const struct radio_isa_ops terratec_ops = { + .alloc = terratec_alloc, + .s_mute_volume = terratec_s_mute_volume, + .s_frequency = terratec_s_frequency, + .g_signal = terratec_g_signal, }; -static const struct v4l2_ioctl_ops terratec_ioctl_ops = { - .vidioc_querycap = vidioc_querycap, - .vidioc_g_tuner = vidioc_g_tuner, - .vidioc_s_tuner = vidioc_s_tuner, - .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, - .vidioc_g_audio = vidioc_g_audio, - .vidioc_s_audio = vidioc_s_audio, - .vidioc_g_input = vidioc_g_input, - .vidioc_s_input = vidioc_s_input, +static const int terratec_ioports[] = { 0x590 }; + +static struct radio_isa_driver terratec_driver = { + .driver = { + .match = radio_isa_match, + .probe = radio_isa_probe, + .remove = radio_isa_remove, + .driver = { + .name = "radio-terratec", + }, + }, + .io_params = &io, + .radio_nr_params = &radio_nr, + .io_ports = terratec_ioports, + .num_of_io_ports = ARRAY_SIZE(terratec_ioports), + .region_size = 2, + .card = "TerraTec ActiveRadio", + .ops = &terratec_ops, + .has_stereo = true, + .max_volume = 10, }; static int __init terratec_init(void) { - struct terratec *tt = &terratec_card; - struct v4l2_device *v4l2_dev = &tt->v4l2_dev; - int res; - - strlcpy(v4l2_dev->name, "terratec", sizeof(v4l2_dev->name)); - tt->io = io; - if (tt->io == -1) { - v4l2_err(v4l2_dev, "you must set an I/O address with io=0x590 or 0x591\n"); - return -EINVAL; - } - if (!request_region(tt->io, 2, "terratec")) { - v4l2_err(v4l2_dev, "port 0x%x already in use\n", io); - return -EBUSY; - } - - res = v4l2_device_register(NULL, v4l2_dev); - if (res < 0) { - release_region(tt->io, 2); - v4l2_err(v4l2_dev, "Could not register v4l2_device\n"); - return res; - } - - strlcpy(tt->vdev.name, v4l2_dev->name, sizeof(tt->vdev.name)); - tt->vdev.v4l2_dev = v4l2_dev; - tt->vdev.fops = &terratec_fops; - tt->vdev.ioctl_ops = &terratec_ioctl_ops; - tt->vdev.release = video_device_release_empty; - video_set_drvdata(&tt->vdev, tt); - - mutex_init(&tt->lock); - - /* mute card - prevents noisy bootups */ - tt_write_vol(tt, 0); - - if (video_register_device(&tt->vdev, VFL_TYPE_RADIO, radio_nr) < 0) { - v4l2_device_unregister(&tt->v4l2_dev); - release_region(tt->io, 2); - return -EINVAL; - } - - v4l2_info(v4l2_dev, "TERRATEC ActivRadio Standalone card driver.\n"); - return 0; + return isa_register_driver(&terratec_driver.driver, 1); } static void __exit terratec_exit(void) { - struct terratec *tt = &terratec_card; - struct v4l2_device *v4l2_dev = &tt->v4l2_dev; - - video_unregister_device(&tt->vdev); - v4l2_device_unregister(&tt->v4l2_dev); - release_region(tt->io, 2); - v4l2_info(v4l2_dev, "TERRATEC ActivRadio Standalone card driver unloaded.\n"); + isa_unregister_driver(&terratec_driver.driver); } module_init(terratec_init); diff --git a/drivers/media/radio/radio-trust.c b/drivers/media/radio/radio-trust.c index b3f45a019d82..26a8c6002121 100644 --- a/drivers/media/radio/radio-trust.c +++ b/drivers/media/radio/radio-trust.c @@ -21,13 +21,15 @@ #include <linux/ioport.h> #include <linux/videodev2.h> #include <linux/io.h> +#include <linux/slab.h> #include <media/v4l2-device.h> #include <media/v4l2-ioctl.h> +#include "radio-isa.h" MODULE_AUTHOR("Eric Lammerts, Russell Kroll, Quay Lu, Donald Song, Jason Lewis, Scott McGrath, William McGrath"); MODULE_DESCRIPTION("A driver for the Trust FM Radio card."); MODULE_LICENSE("GPL"); -MODULE_VERSION("0.0.3"); +MODULE_VERSION("0.1.99"); /* acceptable ports: 0x350 (JP3 shorted), 0x358 (JP3 open) */ @@ -35,39 +37,38 @@ MODULE_VERSION("0.0.3"); #define CONFIG_RADIO_TRUST_PORT -1 #endif -static int io = CONFIG_RADIO_TRUST_PORT; -static int radio_nr = -1; +#define TRUST_MAX 2 -module_param(io, int, 0); -MODULE_PARM_DESC(io, "I/O address of the Trust FM Radio card (0x350 or 0x358)"); -module_param(radio_nr, int, 0); +static int io[TRUST_MAX] = { [0] = CONFIG_RADIO_TRUST_PORT, + [1 ... (TRUST_MAX - 1)] = -1 }; +static int radio_nr[TRUST_MAX] = { [0 ... (TRUST_MAX - 1)] = -1 }; + +module_param_array(io, int, NULL, 0444); +MODULE_PARM_DESC(io, "I/O addresses of the Trust FM Radio card (0x350 or 0x358)"); +module_param_array(radio_nr, int, NULL, 0444); +MODULE_PARM_DESC(radio_nr, "Radio device numbers"); struct trust { - struct v4l2_device v4l2_dev; - struct video_device vdev; - int io; + struct radio_isa_card isa; int ioval; - __u16 curvol; - __u16 curbass; - __u16 curtreble; - int muted; - unsigned long curfreq; - int curstereo; - int curmute; - struct mutex lock; }; -static struct trust trust_card; +static struct radio_isa_card *trust_alloc(void) +{ + struct trust *tr = kzalloc(sizeof(*tr), GFP_KERNEL); + + return tr ? &tr->isa : NULL; +} /* i2c addresses */ #define TDA7318_ADDR 0x88 #define TSA6060T_ADDR 0xc4 -#define TR_DELAY do { inb(tr->io); inb(tr->io); inb(tr->io); } while (0) -#define TR_SET_SCL outb(tr->ioval |= 2, tr->io) -#define TR_CLR_SCL outb(tr->ioval &= 0xfd, tr->io) -#define TR_SET_SDA outb(tr->ioval |= 1, tr->io) -#define TR_CLR_SDA outb(tr->ioval &= 0xfe, tr->io) +#define TR_DELAY do { inb(tr->isa.io); inb(tr->isa.io); inb(tr->isa.io); } while (0) +#define TR_SET_SCL outb(tr->ioval |= 2, tr->isa.io) +#define TR_CLR_SCL outb(tr->ioval &= 0xfd, tr->isa.io) +#define TR_SET_SDA outb(tr->ioval |= 1, tr->isa.io) +#define TR_CLR_SDA outb(tr->ioval &= 0xfe, tr->isa.io) static void write_i2c(struct trust *tr, int n, ...) { @@ -84,10 +85,10 @@ static void write_i2c(struct trust *tr, int n, ...) TR_CLR_SCL; TR_DELAY; - for(; n; n--) { + for (; n; n--) { val = va_arg(args, unsigned); - for(mask = 0x80; mask; mask >>= 1) { - if(val & mask) + for (mask = 0x80; mask; mask >>= 1) { + if (val & mask) TR_SET_SDA; else TR_CLR_SDA; @@ -115,317 +116,128 @@ static void write_i2c(struct trust *tr, int n, ...) va_end(args); } -static void tr_setvol(struct trust *tr, __u16 vol) +static int trust_s_mute_volume(struct radio_isa_card *isa, bool mute, int vol) { - mutex_lock(&tr->lock); - tr->curvol = vol / 2048; - write_i2c(tr, 2, TDA7318_ADDR, tr->curvol ^ 0x1f); - mutex_unlock(&tr->lock); -} + struct trust *tr = container_of(isa, struct trust, isa); -static int basstreble2chip[15] = { - 0, 1, 2, 3, 4, 5, 6, 7, 14, 13, 12, 11, 10, 9, 8 -}; - -static void tr_setbass(struct trust *tr, __u16 bass) -{ - mutex_lock(&tr->lock); - tr->curbass = bass / 4370; - write_i2c(tr, 2, TDA7318_ADDR, 0x60 | basstreble2chip[tr->curbass]); - mutex_unlock(&tr->lock); -} - -static void tr_settreble(struct trust *tr, __u16 treble) -{ - mutex_lock(&tr->lock); - tr->curtreble = treble / 4370; - write_i2c(tr, 2, TDA7318_ADDR, 0x70 | basstreble2chip[tr->curtreble]); - mutex_unlock(&tr->lock); + tr->ioval = (tr->ioval & 0xf7) | (mute << 3); + outb(tr->ioval, isa->io); + write_i2c(tr, 2, TDA7318_ADDR, vol ^ 0x1f); + return 0; } -static void tr_setstereo(struct trust *tr, int stereo) +static int trust_s_stereo(struct radio_isa_card *isa, bool stereo) { - mutex_lock(&tr->lock); - tr->curstereo = !!stereo; - tr->ioval = (tr->ioval & 0xfb) | (!tr->curstereo << 2); - outb(tr->ioval, tr->io); - mutex_unlock(&tr->lock); -} + struct trust *tr = container_of(isa, struct trust, isa); -static void tr_setmute(struct trust *tr, int mute) -{ - mutex_lock(&tr->lock); - tr->curmute = !!mute; - tr->ioval = (tr->ioval & 0xf7) | (tr->curmute << 3); - outb(tr->ioval, tr->io); - mutex_unlock(&tr->lock); + tr->ioval = (tr->ioval & 0xfb) | (!stereo << 2); + outb(tr->ioval, isa->io); + return 0; } -static int tr_getsigstr(struct trust *tr) +static u32 trust_g_signal(struct radio_isa_card *isa) { int i, v; - mutex_lock(&tr->lock); for (i = 0, v = 0; i < 100; i++) - v |= inb(tr->io); - mutex_unlock(&tr->lock); + v |= inb(isa->io); return (v & 1) ? 0 : 0xffff; } -static int tr_getstereo(struct trust *tr) -{ - /* don't know how to determine it, just return the setting */ - return tr->curstereo; -} - -static void tr_setfreq(struct trust *tr, unsigned long f) +static int trust_s_frequency(struct radio_isa_card *isa, u32 freq) { - mutex_lock(&tr->lock); - tr->curfreq = f; - f /= 160; /* Convert to 10 kHz units */ - f += 1070; /* Add 10.7 MHz IF */ - write_i2c(tr, 5, TSA6060T_ADDR, (f << 1) | 1, f >> 7, 0x60 | ((f >> 15) & 1), 0); - mutex_unlock(&tr->lock); -} + struct trust *tr = container_of(isa, struct trust, isa); -static int vidioc_querycap(struct file *file, void *priv, - struct v4l2_capability *v) -{ - strlcpy(v->driver, "radio-trust", sizeof(v->driver)); - strlcpy(v->card, "Trust FM Radio", sizeof(v->card)); - strlcpy(v->bus_info, "ISA", sizeof(v->bus_info)); - v->capabilities = V4L2_CAP_TUNER | V4L2_CAP_RADIO; + freq /= 160; /* Convert to 10 kHz units */ + freq += 1070; /* Add 10.7 MHz IF */ + write_i2c(tr, 5, TSA6060T_ADDR, (freq << 1) | 1, + freq >> 7, 0x60 | ((freq >> 15) & 1), 0); return 0; } -static int vidioc_g_tuner(struct file *file, void *priv, - struct v4l2_tuner *v) -{ - struct trust *tr = video_drvdata(file); - - if (v->index > 0) - return -EINVAL; - - strlcpy(v->name, "FM", sizeof(v->name)); - v->type = V4L2_TUNER_RADIO; - v->rangelow = 87.5 * 16000; - v->rangehigh = 108 * 16000; - v->rxsubchans = V4L2_TUNER_SUB_MONO | V4L2_TUNER_SUB_STEREO; - v->capability = V4L2_TUNER_CAP_LOW; - if (tr_getstereo(tr)) - v->audmode = V4L2_TUNER_MODE_STEREO; - else - v->audmode = V4L2_TUNER_MODE_MONO; - v->signal = tr_getsigstr(tr); - return 0; -} - -static int vidioc_s_tuner(struct file *file, void *priv, - struct v4l2_tuner *v) -{ - struct trust *tr = video_drvdata(file); - - if (v->index) - return -EINVAL; - tr_setstereo(tr, v->audmode == V4L2_TUNER_MODE_STEREO); - return 0; -} - -static int vidioc_s_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) -{ - struct trust *tr = video_drvdata(file); - - if (f->tuner != 0 || f->type != V4L2_TUNER_RADIO) - return -EINVAL; - tr_setfreq(tr, f->frequency); - return 0; -} - -static int vidioc_g_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) -{ - struct trust *tr = video_drvdata(file); - - if (f->tuner != 0) - return -EINVAL; - f->type = V4L2_TUNER_RADIO; - f->frequency = tr->curfreq; - return 0; -} - -static int vidioc_queryctrl(struct file *file, void *priv, - struct v4l2_queryctrl *qc) -{ - switch (qc->id) { - case V4L2_CID_AUDIO_MUTE: - return v4l2_ctrl_query_fill(qc, 0, 1, 1, 1); - case V4L2_CID_AUDIO_VOLUME: - return v4l2_ctrl_query_fill(qc, 0, 65535, 2048, 65535); - case V4L2_CID_AUDIO_BASS: - case V4L2_CID_AUDIO_TREBLE: - return v4l2_ctrl_query_fill(qc, 0, 65535, 4370, 32768); - } - return -EINVAL; -} - -static int vidioc_g_ctrl(struct file *file, void *priv, - struct v4l2_control *ctrl) -{ - struct trust *tr = video_drvdata(file); - - switch (ctrl->id) { - case V4L2_CID_AUDIO_MUTE: - ctrl->value = tr->curmute; - return 0; - case V4L2_CID_AUDIO_VOLUME: - ctrl->value = tr->curvol * 2048; - return 0; - case V4L2_CID_AUDIO_BASS: - ctrl->value = tr->curbass * 4370; - return 0; - case V4L2_CID_AUDIO_TREBLE: - ctrl->value = tr->curtreble * 4370; - return 0; - } - return -EINVAL; -} +static int basstreble2chip[15] = { + 0, 1, 2, 3, 4, 5, 6, 7, 14, 13, 12, 11, 10, 9, 8 +}; -static int vidioc_s_ctrl(struct file *file, void *priv, - struct v4l2_control *ctrl) +static int trust_s_ctrl(struct v4l2_ctrl *ctrl) { - struct trust *tr = video_drvdata(file); + struct radio_isa_card *isa = + container_of(ctrl->handler, struct radio_isa_card, hdl); + struct trust *tr = container_of(isa, struct trust, isa); switch (ctrl->id) { - case V4L2_CID_AUDIO_MUTE: - tr_setmute(tr, ctrl->value); - return 0; - case V4L2_CID_AUDIO_VOLUME: - tr_setvol(tr, ctrl->value); - return 0; case V4L2_CID_AUDIO_BASS: - tr_setbass(tr, ctrl->value); + write_i2c(tr, 2, TDA7318_ADDR, 0x60 | basstreble2chip[ctrl->val]); return 0; case V4L2_CID_AUDIO_TREBLE: - tr_settreble(tr, ctrl->value); + write_i2c(tr, 2, TDA7318_ADDR, 0x70 | basstreble2chip[ctrl->val]); return 0; } return -EINVAL; } -static int vidioc_g_input(struct file *filp, void *priv, unsigned int *i) -{ - *i = 0; - return 0; -} - -static int vidioc_s_input(struct file *filp, void *priv, unsigned int i) -{ - return i ? -EINVAL : 0; -} - -static int vidioc_g_audio(struct file *file, void *priv, - struct v4l2_audio *a) -{ - a->index = 0; - strlcpy(a->name, "Radio", sizeof(a->name)); - a->capability = V4L2_AUDCAP_STEREO; - return 0; -} - -static int vidioc_s_audio(struct file *file, void *priv, - struct v4l2_audio *a) -{ - return a->index ? -EINVAL : 0; -} - -static const struct v4l2_file_operations trust_fops = { - .owner = THIS_MODULE, - .unlocked_ioctl = video_ioctl2, -}; - -static const struct v4l2_ioctl_ops trust_ioctl_ops = { - .vidioc_querycap = vidioc_querycap, - .vidioc_g_tuner = vidioc_g_tuner, - .vidioc_s_tuner = vidioc_s_tuner, - .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, - .vidioc_g_audio = vidioc_g_audio, - .vidioc_s_audio = vidioc_s_audio, - .vidioc_g_input = vidioc_g_input, - .vidioc_s_input = vidioc_s_input, +static const struct v4l2_ctrl_ops trust_ctrl_ops = { + .s_ctrl = trust_s_ctrl, }; -static int __init trust_init(void) +static int trust_initialize(struct radio_isa_card *isa) { - struct trust *tr = &trust_card; - struct v4l2_device *v4l2_dev = &tr->v4l2_dev; - int res; + struct trust *tr = container_of(isa, struct trust, isa); - strlcpy(v4l2_dev->name, "trust", sizeof(v4l2_dev->name)); - tr->io = io; tr->ioval = 0xf; - mutex_init(&tr->lock); - - if (tr->io == -1) { - v4l2_err(v4l2_dev, "You must set an I/O address with io=0x0x350 or 0x358\n"); - return -EINVAL; - } - if (!request_region(tr->io, 2, "Trust FM Radio")) { - v4l2_err(v4l2_dev, "port 0x%x already in use\n", tr->io); - return -EBUSY; - } - - res = v4l2_device_register(NULL, v4l2_dev); - if (res < 0) { - release_region(tr->io, 2); - v4l2_err(v4l2_dev, "Could not register v4l2_device\n"); - return res; - } - - strlcpy(tr->vdev.name, v4l2_dev->name, sizeof(tr->vdev.name)); - tr->vdev.v4l2_dev = v4l2_dev; - tr->vdev.fops = &trust_fops; - tr->vdev.ioctl_ops = &trust_ioctl_ops; - tr->vdev.release = video_device_release_empty; - video_set_drvdata(&tr->vdev, tr); - write_i2c(tr, 2, TDA7318_ADDR, 0x80); /* speaker att. LF = 0 dB */ write_i2c(tr, 2, TDA7318_ADDR, 0xa0); /* speaker att. RF = 0 dB */ write_i2c(tr, 2, TDA7318_ADDR, 0xc0); /* speaker att. LR = 0 dB */ write_i2c(tr, 2, TDA7318_ADDR, 0xe0); /* speaker att. RR = 0 dB */ write_i2c(tr, 2, TDA7318_ADDR, 0x40); /* stereo 1 input, gain = 18.75 dB */ - tr_setvol(tr, 0xffff); - tr_setbass(tr, 0x8000); - tr_settreble(tr, 0x8000); - tr_setstereo(tr, 1); - - /* mute card - prevents noisy bootups */ - tr_setmute(tr, 1); + v4l2_ctrl_new_std(&isa->hdl, &trust_ctrl_ops, + V4L2_CID_AUDIO_BASS, 0, 15, 1, 8); + v4l2_ctrl_new_std(&isa->hdl, &trust_ctrl_ops, + V4L2_CID_AUDIO_TREBLE, 0, 15, 1, 8); + return isa->hdl.error; +} - if (video_register_device(&tr->vdev, VFL_TYPE_RADIO, radio_nr) < 0) { - v4l2_device_unregister(v4l2_dev); - release_region(tr->io, 2); - return -EINVAL; - } +static const struct radio_isa_ops trust_ops = { + .init = trust_initialize, + .alloc = trust_alloc, + .s_mute_volume = trust_s_mute_volume, + .s_frequency = trust_s_frequency, + .s_stereo = trust_s_stereo, + .g_signal = trust_g_signal, +}; - v4l2_info(v4l2_dev, "Trust FM Radio card driver v1.0.\n"); +static const int trust_ioports[] = { 0x350, 0x358 }; + +static struct radio_isa_driver trust_driver = { + .driver = { + .match = radio_isa_match, + .probe = radio_isa_probe, + .remove = radio_isa_remove, + .driver = { + .name = "radio-trust", + }, + }, + .io_params = io, + .radio_nr_params = radio_nr, + .io_ports = trust_ioports, + .num_of_io_ports = ARRAY_SIZE(trust_ioports), + .region_size = 2, + .card = "Trust FM Radio", + .ops = &trust_ops, + .has_stereo = true, + .max_volume = 31, +}; - return 0; +static int __init trust_init(void) +{ + return isa_register_driver(&trust_driver.driver, TRUST_MAX); } -static void __exit cleanup_trust_module(void) +static void __exit trust_exit(void) { - struct trust *tr = &trust_card; - - video_unregister_device(&tr->vdev); - v4l2_device_unregister(&tr->v4l2_dev); - release_region(tr->io, 2); + isa_unregister_driver(&trust_driver.driver); } module_init(trust_init); -module_exit(cleanup_trust_module); +module_exit(trust_exit); diff --git a/drivers/media/radio/radio-typhoon.c b/drivers/media/radio/radio-typhoon.c index 398726abc0c8..eb72a4d13758 100644 --- a/drivers/media/radio/radio-typhoon.c +++ b/drivers/media/radio/radio-typhoon.c @@ -33,63 +33,53 @@ #include <linux/ioport.h> /* request_region */ #include <linux/videodev2.h> /* kernel radio structs */ #include <linux/io.h> /* outb, outb_p */ +#include <linux/slab.h> #include <media/v4l2-device.h> #include <media/v4l2-ioctl.h> +#include "radio-isa.h" #define DRIVER_VERSION "0.1.2" MODULE_AUTHOR("Dr. Henrik Seidel"); MODULE_DESCRIPTION("A driver for the Typhoon radio card (a.k.a. EcoRadio)."); MODULE_LICENSE("GPL"); -MODULE_VERSION(DRIVER_VERSION); +MODULE_VERSION("0.1.99"); #ifndef CONFIG_RADIO_TYPHOON_PORT #define CONFIG_RADIO_TYPHOON_PORT -1 #endif #ifndef CONFIG_RADIO_TYPHOON_MUTEFREQ -#define CONFIG_RADIO_TYPHOON_MUTEFREQ 0 +#define CONFIG_RADIO_TYPHOON_MUTEFREQ 87000 #endif -static int io = CONFIG_RADIO_TYPHOON_PORT; -static int radio_nr = -1; - -module_param(io, int, 0); -MODULE_PARM_DESC(io, "I/O address of the Typhoon card (0x316 or 0x336)"); - -module_param(radio_nr, int, 0); +#define TYPHOON_MAX 2 +static int io[TYPHOON_MAX] = { [0] = CONFIG_RADIO_TYPHOON_PORT, + [1 ... (TYPHOON_MAX - 1)] = -1 }; +static int radio_nr[TYPHOON_MAX] = { [0 ... (TYPHOON_MAX - 1)] = -1 }; static unsigned long mutefreq = CONFIG_RADIO_TYPHOON_MUTEFREQ; + +module_param_array(io, int, NULL, 0444); +MODULE_PARM_DESC(io, "I/O addresses of the Typhoon card (0x316 or 0x336)"); +module_param_array(radio_nr, int, NULL, 0444); +MODULE_PARM_DESC(radio_nr, "Radio device numbers"); module_param(mutefreq, ulong, 0); MODULE_PARM_DESC(mutefreq, "Frequency used when muting the card (in kHz)"); -#define BANNER "Typhoon Radio Card driver v" DRIVER_VERSION "\n" - struct typhoon { - struct v4l2_device v4l2_dev; - struct video_device vdev; - int io; - int curvol; + struct radio_isa_card isa; int muted; - unsigned long curfreq; - unsigned long mutefreq; - struct mutex lock; }; -static struct typhoon typhoon_card; - -static void typhoon_setvol_generic(struct typhoon *dev, int vol) +static struct radio_isa_card *typhoon_alloc(void) { - mutex_lock(&dev->lock); - vol >>= 14; /* Map 16 bit to 2 bit */ - vol &= 3; - outb_p(vol / 2, dev->io); /* Set the volume, high bit. */ - outb_p(vol % 2, dev->io + 2); /* Set the volume, low bit. */ - mutex_unlock(&dev->lock); + struct typhoon *ty = kzalloc(sizeof(*ty), GFP_KERNEL); + + return ty ? &ty->isa : NULL; } -static int typhoon_setfreq_generic(struct typhoon *dev, - unsigned long frequency) +static int typhoon_s_frequency(struct radio_isa_card *isa, u32 freq) { unsigned long outval; unsigned long x; @@ -105,302 +95,86 @@ static int typhoon_setfreq_generic(struct typhoon *dev, * */ - mutex_lock(&dev->lock); - x = frequency / 160; + x = freq / 160; outval = (x * x + 2500) / 5000; outval = (outval * x + 5000) / 10000; outval -= (10 * x * x + 10433) / 20866; outval += 4 * x - 11505; - outb_p((outval >> 8) & 0x01, dev->io + 4); - outb_p(outval >> 9, dev->io + 6); - outb_p(outval & 0xff, dev->io + 8); - mutex_unlock(&dev->lock); - - return 0; -} - -static int typhoon_setfreq(struct typhoon *dev, unsigned long frequency) -{ - typhoon_setfreq_generic(dev, frequency); - dev->curfreq = frequency; - return 0; -} - -static void typhoon_mute(struct typhoon *dev) -{ - if (dev->muted == 1) - return; - typhoon_setvol_generic(dev, 0); - typhoon_setfreq_generic(dev, dev->mutefreq); - dev->muted = 1; -} - -static void typhoon_unmute(struct typhoon *dev) -{ - if (dev->muted == 0) - return; - typhoon_setfreq_generic(dev, dev->curfreq); - typhoon_setvol_generic(dev, dev->curvol); - dev->muted = 0; -} - -static int typhoon_setvol(struct typhoon *dev, int vol) -{ - if (dev->muted && vol != 0) { /* user is unmuting the card */ - dev->curvol = vol; - typhoon_unmute(dev); - return 0; - } - if (vol == dev->curvol) /* requested volume == current */ - return 0; - - if (vol == 0) { /* volume == 0 means mute the card */ - typhoon_mute(dev); - dev->curvol = vol; - return 0; - } - typhoon_setvol_generic(dev, vol); - dev->curvol = 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)); - strlcpy(v->bus_info, "ISA", sizeof(v->bus_info)); - v->capabilities = V4L2_CAP_TUNER | V4L2_CAP_RADIO; - return 0; -} - -static int vidioc_g_tuner(struct file *file, void *priv, - struct v4l2_tuner *v) -{ - if (v->index > 0) - return -EINVAL; - - strlcpy(v->name, "FM", sizeof(v->name)); - 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) -{ - return v->index ? -EINVAL : 0; -} - -static int vidioc_g_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) -{ - struct typhoon *dev = video_drvdata(file); - - if (f->tuner != 0) - return -EINVAL; - f->type = V4L2_TUNER_RADIO; - f->frequency = dev->curfreq; - return 0; -} - -static int vidioc_s_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) -{ - struct typhoon *dev = video_drvdata(file); - - if (f->tuner != 0 || f->type != V4L2_TUNER_RADIO) - return -EINVAL; - dev->curfreq = f->frequency; - typhoon_setfreq(dev, dev->curfreq); + outb_p((outval >> 8) & 0x01, isa->io + 4); + outb_p(outval >> 9, isa->io + 6); + outb_p(outval & 0xff, isa->io + 8); return 0; } -static int vidioc_queryctrl(struct file *file, void *priv, - struct v4l2_queryctrl *qc) +static int typhoon_s_mute_volume(struct radio_isa_card *isa, bool mute, int vol) { - switch (qc->id) { - case V4L2_CID_AUDIO_MUTE: - return v4l2_ctrl_query_fill(qc, 0, 1, 1, 1); - case V4L2_CID_AUDIO_VOLUME: - return v4l2_ctrl_query_fill(qc, 0, 65535, 16384, 65535); - } - return -EINVAL; -} + struct typhoon *ty = container_of(isa, struct typhoon, isa); -static int vidioc_g_ctrl(struct file *file, void *priv, - struct v4l2_control *ctrl) -{ - struct typhoon *dev = video_drvdata(file); + if (mute) + vol = 0; + vol >>= 14; /* Map 16 bit to 2 bit */ + vol &= 3; + outb_p(vol / 2, isa->io); /* Set the volume, high bit. */ + outb_p(vol % 2, isa->io + 2); /* Set the volume, low bit. */ - switch (ctrl->id) { - case V4L2_CID_AUDIO_MUTE: - ctrl->value = dev->muted; - return 0; - case V4L2_CID_AUDIO_VOLUME: - ctrl->value = dev->curvol; - return 0; + if (vol == 0 && !ty->muted) { + ty->muted = true; + return typhoon_s_frequency(isa, mutefreq << 4); } - return -EINVAL; -} - -static int vidioc_s_ctrl (struct file *file, void *priv, - struct v4l2_control *ctrl) -{ - struct typhoon *dev = video_drvdata(file); - - switch (ctrl->id) { - case V4L2_CID_AUDIO_MUTE: - if (ctrl->value) - typhoon_mute(dev); - else - typhoon_unmute(dev); - return 0; - case V4L2_CID_AUDIO_VOLUME: - typhoon_setvol(dev, ctrl->value); - return 0; + if (vol && ty->muted) { + ty->muted = false; + return typhoon_s_frequency(isa, isa->freq); } - return -EINVAL; -} - -static int vidioc_g_input(struct file *filp, void *priv, unsigned int *i) -{ - *i = 0; return 0; } -static int vidioc_s_input(struct file *filp, void *priv, unsigned int i) -{ - return i ? -EINVAL : 0; -} - -static int vidioc_g_audio(struct file *file, void *priv, - struct v4l2_audio *a) -{ - a->index = 0; - strlcpy(a->name, "Radio", sizeof(a->name)); - a->capability = V4L2_AUDCAP_STEREO; - return 0; -} - -static int vidioc_s_audio(struct file *file, void *priv, - struct v4l2_audio *a) -{ - return a->index ? -EINVAL : 0; -} - -static int vidioc_log_status(struct file *file, void *priv) -{ - struct typhoon *dev = video_drvdata(file); - struct v4l2_device *v4l2_dev = &dev->v4l2_dev; - - v4l2_info(v4l2_dev, BANNER); -#ifdef MODULE - v4l2_info(v4l2_dev, "Load type: Driver loaded as a module\n\n"); -#else - v4l2_info(v4l2_dev, "Load type: Driver compiled into kernel\n\n"); -#endif - v4l2_info(v4l2_dev, "frequency = %lu kHz\n", dev->curfreq >> 4); - v4l2_info(v4l2_dev, "volume = %d\n", dev->curvol); - v4l2_info(v4l2_dev, "mute = %s\n", dev->muted ? "on" : "off"); - v4l2_info(v4l2_dev, "io = 0x%x\n", dev->io); - v4l2_info(v4l2_dev, "mute frequency = %lu kHz\n", dev->mutefreq >> 4); - return 0; -} - -static const struct v4l2_file_operations typhoon_fops = { - .owner = THIS_MODULE, - .unlocked_ioctl = video_ioctl2, +static const struct radio_isa_ops typhoon_ops = { + .alloc = typhoon_alloc, + .s_mute_volume = typhoon_s_mute_volume, + .s_frequency = typhoon_s_frequency, }; -static const struct v4l2_ioctl_ops typhoon_ioctl_ops = { - .vidioc_log_status = vidioc_log_status, - .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, +static const int typhoon_ioports[] = { 0x316, 0x336 }; + +static struct radio_isa_driver typhoon_driver = { + .driver = { + .match = radio_isa_match, + .probe = radio_isa_probe, + .remove = radio_isa_remove, + .driver = { + .name = "radio-typhoon", + }, + }, + .io_params = io, + .radio_nr_params = radio_nr, + .io_ports = typhoon_ioports, + .num_of_io_ports = ARRAY_SIZE(typhoon_ioports), + .region_size = 8, + .card = "Typhoon Radio", + .ops = &typhoon_ops, + .has_stereo = true, + .max_volume = 3, }; static int __init typhoon_init(void) { - struct typhoon *dev = &typhoon_card; - struct v4l2_device *v4l2_dev = &dev->v4l2_dev; - int res; - - strlcpy(v4l2_dev->name, "typhoon", sizeof(v4l2_dev->name)); - dev->io = io; - - if (dev->io == -1) { - v4l2_err(v4l2_dev, "You must set an I/O address with io=0x316 or io=0x336\n"); - return -EINVAL; - } - - if (mutefreq < 87000 || mutefreq > 108500) { - v4l2_err(v4l2_dev, "You must set a frequency (in kHz) used when muting the card,\n"); - v4l2_err(v4l2_dev, "e.g. with \"mutefreq=87500\" (87000 <= mutefreq <= 108500)\n"); - return -EINVAL; - } - dev->curfreq = dev->mutefreq = mutefreq << 4; - - mutex_init(&dev->lock); - if (!request_region(dev->io, 8, "typhoon")) { - v4l2_err(v4l2_dev, "port 0x%x already in use\n", - dev->io); - return -EBUSY; - } - - res = v4l2_device_register(NULL, v4l2_dev); - if (res < 0) { - release_region(dev->io, 8); - v4l2_err(v4l2_dev, "Could not register v4l2_device\n"); - return res; + if (mutefreq < 87000 || mutefreq > 108000) { + printk(KERN_ERR "%s: You must set a frequency (in kHz) used when muting the card,\n", + typhoon_driver.driver.driver.name); + printk(KERN_ERR "%s: e.g. with \"mutefreq=87500\" (87000 <= mutefreq <= 108000)\n", + typhoon_driver.driver.driver.name); + return -ENODEV; } - v4l2_info(v4l2_dev, BANNER); - - strlcpy(dev->vdev.name, v4l2_dev->name, sizeof(dev->vdev.name)); - dev->vdev.v4l2_dev = v4l2_dev; - dev->vdev.fops = &typhoon_fops; - dev->vdev.ioctl_ops = &typhoon_ioctl_ops; - dev->vdev.release = video_device_release_empty; - video_set_drvdata(&dev->vdev, dev); - - /* mute card - prevents noisy bootups */ - typhoon_mute(dev); - - if (video_register_device(&dev->vdev, VFL_TYPE_RADIO, radio_nr) < 0) { - v4l2_device_unregister(&dev->v4l2_dev); - release_region(dev->io, 8); - return -EINVAL; - } - v4l2_info(v4l2_dev, "port 0x%x.\n", dev->io); - v4l2_info(v4l2_dev, "mute frequency is %lu kHz.\n", mutefreq); - - return 0; + return isa_register_driver(&typhoon_driver.driver, TYPHOON_MAX); } static void __exit typhoon_exit(void) { - struct typhoon *dev = &typhoon_card; - - video_unregister_device(&dev->vdev); - v4l2_device_unregister(&dev->v4l2_dev); - release_region(dev->io, 8); + isa_unregister_driver(&typhoon_driver.driver); } + module_init(typhoon_init); module_exit(typhoon_exit); diff --git a/drivers/media/radio/radio-zoltrix.c b/drivers/media/radio/radio-zoltrix.c index f5613b948203..026e88eef29c 100644 --- a/drivers/media/radio/radio-zoltrix.c +++ b/drivers/media/radio/radio-zoltrix.c @@ -1,5 +1,6 @@ -/* zoltrix radio plus driver for Linux radio support - * (c) 1998 C. van Schaik <carl@leg.uct.ac.za> +/* + * Zoltrix Radio Plus driver + * Copyright 1998 C. van Schaik <carl@leg.uct.ac.za> * * BUGS * Due to the inconsistency in reading from the signal flags @@ -27,6 +28,14 @@ * * 2006-07-24 - Converted to V4L2 API * by Mauro Carvalho Chehab <mchehab@infradead.org> + * + * Converted to the radio-isa framework by Hans Verkuil <hans.verkuil@cisco.com> + * + * Note that this is the driver for the Zoltrix Radio Plus. + * This driver does not work for the Zoltrix Radio Plus 108 or the + * Zoltrix Radio Plus for Windows. + * + * Fully tested with the Keene USB FM Transmitter and the v4l2-compliance tool. */ #include <linux/module.h> /* Modules */ @@ -36,82 +45,70 @@ #include <linux/videodev2.h> /* kernel radio structs */ #include <linux/mutex.h> #include <linux/io.h> /* outb, outb_p */ +#include <linux/slab.h> #include <media/v4l2-device.h> #include <media/v4l2-ioctl.h> +#include "radio-isa.h" -MODULE_AUTHOR("C.van Schaik"); +MODULE_AUTHOR("C. van Schaik"); MODULE_DESCRIPTION("A driver for the Zoltrix Radio Plus."); MODULE_LICENSE("GPL"); -MODULE_VERSION("0.0.3"); +MODULE_VERSION("0.1.99"); #ifndef CONFIG_RADIO_ZOLTRIX_PORT #define CONFIG_RADIO_ZOLTRIX_PORT -1 #endif -static int io = CONFIG_RADIO_ZOLTRIX_PORT; -static int radio_nr = -1; +#define ZOLTRIX_MAX 2 + +static int io[ZOLTRIX_MAX] = { [0] = CONFIG_RADIO_ZOLTRIX_PORT, + [1 ... (ZOLTRIX_MAX - 1)] = -1 }; +static int radio_nr[ZOLTRIX_MAX] = { [0 ... (ZOLTRIX_MAX - 1)] = -1 }; -module_param(io, int, 0); -MODULE_PARM_DESC(io, "I/O address of the Zoltrix Radio Plus (0x20c or 0x30c)"); -module_param(radio_nr, int, 0); +module_param_array(io, int, NULL, 0444); +MODULE_PARM_DESC(io, "I/O addresses of the Zoltrix Radio Plus card (0x20c or 0x30c)"); +module_param_array(radio_nr, int, NULL, 0444); +MODULE_PARM_DESC(radio_nr, "Radio device numbers"); struct zoltrix { - struct v4l2_device v4l2_dev; - struct video_device vdev; - int io; + struct radio_isa_card isa; int curvol; - unsigned long curfreq; - int muted; - unsigned int stereo; - struct mutex lock; + bool muted; }; -static struct zoltrix zoltrix_card; +static struct radio_isa_card *zoltrix_alloc(void) +{ + struct zoltrix *zol = kzalloc(sizeof(*zol), GFP_KERNEL); + + return zol ? &zol->isa : NULL; +} -static int zol_setvol(struct zoltrix *zol, int vol) +static int zoltrix_s_mute_volume(struct radio_isa_card *isa, bool mute, int vol) { - zol->curvol = vol; - if (zol->muted) - return 0; + struct zoltrix *zol = container_of(isa, struct zoltrix, isa); - mutex_lock(&zol->lock); - if (vol == 0) { - outb(0, zol->io); - outb(0, zol->io); - inb(zol->io + 3); /* Zoltrix needs to be read to confirm */ - mutex_unlock(&zol->lock); + zol->curvol = vol; + zol->muted = mute; + if (mute || vol == 0) { + outb(0, isa->io); + outb(0, isa->io); + inb(isa->io + 3); /* Zoltrix needs to be read to confirm */ return 0; } - outb(zol->curvol-1, zol->io); + outb(vol - 1, isa->io); msleep(10); - inb(zol->io + 2); - mutex_unlock(&zol->lock); + inb(isa->io + 2); return 0; } -static void zol_mute(struct zoltrix *zol) -{ - zol->muted = 1; - mutex_lock(&zol->lock); - outb(0, zol->io); - outb(0, zol->io); - inb(zol->io + 3); /* Zoltrix needs to be read to confirm */ - mutex_unlock(&zol->lock); -} - -static void zol_unmute(struct zoltrix *zol) -{ - zol->muted = 0; - zol_setvol(zol, zol->curvol); -} - -static int zol_setfreq(struct zoltrix *zol, unsigned long freq) +/* tunes the radio to the desired frequency */ +static int zoltrix_s_frequency(struct radio_isa_card *isa, u32 freq) { - /* tunes the radio to the desired frequency */ - struct v4l2_device *v4l2_dev = &zol->v4l2_dev; + struct zoltrix *zol = container_of(isa, struct zoltrix, isa); + struct v4l2_device *v4l2_dev = &isa->v4l2_dev; unsigned long long bitmask, f, m; - unsigned int stereo = zol->stereo; + bool stereo = isa->stereo; int i; if (freq == 0) { @@ -125,340 +122,125 @@ static int zol_setfreq(struct zoltrix *zol, unsigned long freq) bitmask = 0xc480402c10080000ull; i = 45; - mutex_lock(&zol->lock); - - zol->curfreq = freq; - - outb(0, zol->io); - outb(0, zol->io); - inb(zol->io + 3); /* Zoltrix needs to be read to confirm */ + outb(0, isa->io); + outb(0, isa->io); + inb(isa->io + 3); /* Zoltrix needs to be read to confirm */ - outb(0x40, zol->io); - outb(0xc0, zol->io); + outb(0x40, isa->io); + outb(0xc0, isa->io); bitmask = (bitmask ^ ((f & 0xff) << 47) ^ ((f & 0xff00) << 30) ^ (stereo << 31)); while (i--) { if ((bitmask & 0x8000000000000000ull) != 0) { - outb(0x80, zol->io); + outb(0x80, isa->io); udelay(50); - outb(0x00, zol->io); + outb(0x00, isa->io); udelay(50); - outb(0x80, zol->io); + outb(0x80, isa->io); udelay(50); } else { - outb(0xc0, zol->io); + outb(0xc0, isa->io); udelay(50); - outb(0x40, zol->io); + outb(0x40, isa->io); udelay(50); - outb(0xc0, zol->io); + outb(0xc0, isa->io); udelay(50); } bitmask *= 2; } /* termination sequence */ - outb(0x80, zol->io); - outb(0xc0, zol->io); - outb(0x40, zol->io); + outb(0x80, isa->io); + outb(0xc0, isa->io); + outb(0x40, isa->io); udelay(1000); - inb(zol->io + 2); - + inb(isa->io + 2); udelay(1000); - if (zol->muted) { - outb(0, zol->io); - outb(0, zol->io); - inb(zol->io + 3); - udelay(1000); - } - - mutex_unlock(&zol->lock); - - if (!zol->muted) - zol_setvol(zol, zol->curvol); - return 0; + return zoltrix_s_mute_volume(isa, zol->muted, zol->curvol); } /* Get signal strength */ -static int zol_getsigstr(struct zoltrix *zol) +static u32 zoltrix_g_rxsubchans(struct radio_isa_card *isa) { + struct zoltrix *zol = container_of(isa, struct zoltrix, isa); int a, b; - mutex_lock(&zol->lock); - outb(0x00, zol->io); /* This stuff I found to do nothing */ - outb(zol->curvol, zol->io); + outb(0x00, isa->io); /* This stuff I found to do nothing */ + outb(zol->curvol, isa->io); msleep(20); - a = inb(zol->io); + a = inb(isa->io); msleep(10); - b = inb(zol->io); + b = inb(isa->io); - mutex_unlock(&zol->lock); - - if (a != b) - return 0; - - /* I found this out by playing with a binary scanner on the card io */ - return a == 0xcf || a == 0xdf || a == 0xef; + return (a == b && a == 0xcf) ? + V4L2_TUNER_SUB_STEREO : V4L2_TUNER_SUB_MONO; } -static int zol_is_stereo(struct zoltrix *zol) +static u32 zoltrix_g_signal(struct radio_isa_card *isa) { - int x1, x2; - - mutex_lock(&zol->lock); + struct zoltrix *zol = container_of(isa, struct zoltrix, isa); + int a, b; - outb(0x00, zol->io); - outb(zol->curvol, zol->io); + outb(0x00, isa->io); /* This stuff I found to do nothing */ + outb(zol->curvol, isa->io); msleep(20); - x1 = inb(zol->io); + a = inb(isa->io); msleep(10); - x2 = inb(zol->io); - - mutex_unlock(&zol->lock); - - return x1 == x2 && x1 == 0xcf; -} - -static int vidioc_querycap(struct file *file, void *priv, - struct v4l2_capability *v) -{ - strlcpy(v->driver, "radio-zoltrix", sizeof(v->driver)); - strlcpy(v->card, "Zoltrix Radio", sizeof(v->card)); - strlcpy(v->bus_info, "ISA", sizeof(v->bus_info)); - v->capabilities = V4L2_CAP_TUNER | V4L2_CAP_RADIO; - return 0; -} - -static int vidioc_g_tuner(struct file *file, void *priv, - struct v4l2_tuner *v) -{ - struct zoltrix *zol = video_drvdata(file); - - if (v->index > 0) - return -EINVAL; - - strlcpy(v->name, "FM", sizeof(v->name)); - v->type = V4L2_TUNER_RADIO; - v->rangelow = 88 * 16000; - v->rangehigh = 108 * 16000; - v->rxsubchans = V4L2_TUNER_SUB_MONO | V4L2_TUNER_SUB_STEREO; - v->capability = V4L2_TUNER_CAP_LOW; - if (zol_is_stereo(zol)) - v->audmode = V4L2_TUNER_MODE_STEREO; - else - v->audmode = V4L2_TUNER_MODE_MONO; - v->signal = 0xFFFF * zol_getsigstr(zol); - return 0; -} - -static int vidioc_s_tuner(struct file *file, void *priv, - struct v4l2_tuner *v) -{ - return v->index ? -EINVAL : 0; -} - -static int vidioc_s_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) -{ - struct zoltrix *zol = video_drvdata(file); - - if (f->tuner != 0 || f->type != V4L2_TUNER_RADIO) - return -EINVAL; - if (zol_setfreq(zol, f->frequency) != 0) - return -EINVAL; - return 0; -} - -static int vidioc_g_frequency(struct file *file, void *priv, - struct v4l2_frequency *f) -{ - struct zoltrix *zol = video_drvdata(file); + b = inb(isa->io); - if (f->tuner != 0) - return -EINVAL; - f->type = V4L2_TUNER_RADIO; - f->frequency = zol->curfreq; - return 0; -} - -static int vidioc_queryctrl(struct file *file, void *priv, - struct v4l2_queryctrl *qc) -{ - switch (qc->id) { - case V4L2_CID_AUDIO_MUTE: - return v4l2_ctrl_query_fill(qc, 0, 1, 1, 1); - case V4L2_CID_AUDIO_VOLUME: - return v4l2_ctrl_query_fill(qc, 0, 65535, 4096, 65535); - } - return -EINVAL; -} - -static int vidioc_g_ctrl(struct file *file, void *priv, - struct v4l2_control *ctrl) -{ - struct zoltrix *zol = video_drvdata(file); - - switch (ctrl->id) { - case V4L2_CID_AUDIO_MUTE: - ctrl->value = zol->muted; - return 0; - case V4L2_CID_AUDIO_VOLUME: - ctrl->value = zol->curvol * 4096; - return 0; - } - return -EINVAL; -} - -static int vidioc_s_ctrl(struct file *file, void *priv, - struct v4l2_control *ctrl) -{ - struct zoltrix *zol = video_drvdata(file); - - switch (ctrl->id) { - case V4L2_CID_AUDIO_MUTE: - if (ctrl->value) - zol_mute(zol); - else { - zol_unmute(zol); - zol_setvol(zol, zol->curvol); - } - return 0; - case V4L2_CID_AUDIO_VOLUME: - zol_setvol(zol, ctrl->value / 4096); + if (a != b) return 0; - } - zol->stereo = 1; - if (zol_setfreq(zol, zol->curfreq) != 0) - return -EINVAL; -#if 0 -/* FIXME: Implement stereo/mono switch on V4L2 */ - if (v->mode & VIDEO_SOUND_STEREO) { - zol->stereo = 1; - zol_setfreq(zol, zol->curfreq); - } - if (v->mode & VIDEO_SOUND_MONO) { - zol->stereo = 0; - zol_setfreq(zol, zol->curfreq); - } -#endif - return -EINVAL; -} - -static int vidioc_g_input(struct file *filp, void *priv, unsigned int *i) -{ - *i = 0; - return 0; -} - -static int vidioc_s_input(struct file *filp, void *priv, unsigned int i) -{ - return i ? -EINVAL : 0; -} -static int vidioc_g_audio(struct file *file, void *priv, - struct v4l2_audio *a) -{ - a->index = 0; - strlcpy(a->name, "Radio", sizeof(a->name)); - a->capability = V4L2_AUDCAP_STEREO; - return 0; + /* I found this out by playing with a binary scanner on the card io */ + return (a == 0xcf || a == 0xdf || a == 0xef) ? 0xffff : 0; } -static int vidioc_s_audio(struct file *file, void *priv, - struct v4l2_audio *a) +static int zoltrix_s_stereo(struct radio_isa_card *isa, bool stereo) { - return a->index ? -EINVAL : 0; + return zoltrix_s_frequency(isa, isa->freq); } -static const struct v4l2_file_operations zoltrix_fops = -{ - .owner = THIS_MODULE, - .unlocked_ioctl = video_ioctl2, +static const struct radio_isa_ops zoltrix_ops = { + .alloc = zoltrix_alloc, + .s_mute_volume = zoltrix_s_mute_volume, + .s_frequency = zoltrix_s_frequency, + .s_stereo = zoltrix_s_stereo, + .g_rxsubchans = zoltrix_g_rxsubchans, + .g_signal = zoltrix_g_signal, }; -static const struct v4l2_ioctl_ops zoltrix_ioctl_ops = { - .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, +static const int zoltrix_ioports[] = { 0x20c, 0x30c }; + +static struct radio_isa_driver zoltrix_driver = { + .driver = { + .match = radio_isa_match, + .probe = radio_isa_probe, + .remove = radio_isa_remove, + .driver = { + .name = "radio-zoltrix", + }, + }, + .io_params = io, + .radio_nr_params = radio_nr, + .io_ports = zoltrix_ioports, + .num_of_io_ports = ARRAY_SIZE(zoltrix_ioports), + .region_size = 2, + .card = "Zoltrix Radio Plus", + .ops = &zoltrix_ops, + .has_stereo = true, + .max_volume = 15, }; static int __init zoltrix_init(void) { - struct zoltrix *zol = &zoltrix_card; - struct v4l2_device *v4l2_dev = &zol->v4l2_dev; - int res; - - strlcpy(v4l2_dev->name, "zoltrix", sizeof(v4l2_dev->name)); - zol->io = io; - if (zol->io == -1) { - v4l2_err(v4l2_dev, "You must set an I/O address with io=0x20c or 0x30c\n"); - return -EINVAL; - } - if (zol->io != 0x20c && zol->io != 0x30c) { - v4l2_err(v4l2_dev, "invalid port, try 0x20c or 0x30c\n"); - return -ENXIO; - } - - if (!request_region(zol->io, 2, "zoltrix")) { - v4l2_err(v4l2_dev, "port 0x%x already in use\n", zol->io); - return -EBUSY; - } - - res = v4l2_device_register(NULL, v4l2_dev); - if (res < 0) { - release_region(zol->io, 2); - v4l2_err(v4l2_dev, "Could not register v4l2_device\n"); - return res; - } - - mutex_init(&zol->lock); - - /* mute card - prevents noisy bootups */ - - /* this ensures that the volume is all the way down */ - - outb(0, zol->io); - outb(0, zol->io); - msleep(20); - inb(zol->io + 3); - - zol->curvol = 0; - zol->stereo = 1; - - strlcpy(zol->vdev.name, v4l2_dev->name, sizeof(zol->vdev.name)); - zol->vdev.v4l2_dev = v4l2_dev; - zol->vdev.fops = &zoltrix_fops; - zol->vdev.ioctl_ops = &zoltrix_ioctl_ops; - zol->vdev.release = video_device_release_empty; - video_set_drvdata(&zol->vdev, zol); - - if (video_register_device(&zol->vdev, VFL_TYPE_RADIO, radio_nr) < 0) { - v4l2_device_unregister(v4l2_dev); - release_region(zol->io, 2); - return -EINVAL; - } - v4l2_info(v4l2_dev, "Zoltrix Radio Plus card driver.\n"); - - return 0; + return isa_register_driver(&zoltrix_driver.driver, ZOLTRIX_MAX); } static void __exit zoltrix_exit(void) { - struct zoltrix *zol = &zoltrix_card; - - video_unregister_device(&zol->vdev); - v4l2_device_unregister(&zol->v4l2_dev); - release_region(zol->io, 2); + isa_unregister_driver(&zoltrix_driver.driver); } module_init(zoltrix_init); diff --git a/drivers/media/radio/saa7706h.c b/drivers/media/radio/saa7706h.c index b1193dfc5087..9474706350f8 100644 --- a/drivers/media/radio/saa7706h.c +++ b/drivers/media/radio/saa7706h.c @@ -434,18 +434,7 @@ static struct i2c_driver saa7706h_driver = { .id_table = saa7706h_id, }; -static __init int saa7706h_init(void) -{ - return i2c_add_driver(&saa7706h_driver); -} - -static __exit void saa7706h_exit(void) -{ - i2c_del_driver(&saa7706h_driver); -} - -module_init(saa7706h_init); -module_exit(saa7706h_exit); +module_i2c_driver(saa7706h_driver); MODULE_DESCRIPTION("SAA7706H Car Radio DSP driver"); MODULE_AUTHOR("Mocean Laboratories"); diff --git a/drivers/media/radio/si470x/radio-si470x-i2c.c b/drivers/media/radio/si470x/radio-si470x-i2c.c index fd3541b0e91c..9b546a5523f3 100644 --- a/drivers/media/radio/si470x/radio-si470x-i2c.c +++ b/drivers/media/radio/si470x/radio-si470x-i2c.c @@ -539,33 +539,7 @@ static struct i2c_driver si470x_i2c_driver = { .id_table = si470x_i2c_id, }; - - -/************************************************************************** - * Module Interface - **************************************************************************/ - -/* - * si470x_i2c_init - module init - */ -static int __init si470x_i2c_init(void) -{ - printk(KERN_INFO DRIVER_DESC ", Version " DRIVER_VERSION "\n"); - return i2c_add_driver(&si470x_i2c_driver); -} - - -/* - * si470x_i2c_exit - module exit - */ -static void __exit si470x_i2c_exit(void) -{ - i2c_del_driver(&si470x_i2c_driver); -} - - -module_init(si470x_i2c_init); -module_exit(si470x_i2c_exit); +module_i2c_driver(si470x_i2c_driver); MODULE_LICENSE("GPL"); MODULE_AUTHOR(DRIVER_AUTHOR); diff --git a/drivers/media/radio/si4713-i2c.c b/drivers/media/radio/si4713-i2c.c index 27aba936fb2b..b898c8925ab7 100644 --- a/drivers/media/radio/si4713-i2c.c +++ b/drivers/media/radio/si4713-i2c.c @@ -2106,17 +2106,4 @@ static struct i2c_driver si4713_i2c_driver = { .id_table = si4713_id, }; -/* Module Interface */ -static int __init si4713_module_init(void) -{ - return i2c_add_driver(&si4713_i2c_driver); -} - -static void __exit si4713_module_exit(void) -{ - i2c_del_driver(&si4713_i2c_driver); -} - -module_init(si4713_module_init); -module_exit(si4713_module_exit); - +module_i2c_driver(si4713_i2c_driver); diff --git a/drivers/media/radio/tef6862.c b/drivers/media/radio/tef6862.c index 3408685b690c..6418c4c9faf1 100644 --- a/drivers/media/radio/tef6862.c +++ b/drivers/media/radio/tef6862.c @@ -215,20 +215,8 @@ static struct i2c_driver tef6862_driver = { .id_table = tef6862_id, }; -static __init int tef6862_init(void) -{ - return i2c_add_driver(&tef6862_driver); -} - -static __exit void tef6862_exit(void) -{ - i2c_del_driver(&tef6862_driver); -} - -module_init(tef6862_init); -module_exit(tef6862_exit); +module_i2c_driver(tef6862_driver); MODULE_DESCRIPTION("TEF6862 Car Radio Enhanced Selectivity Tuner"); MODULE_AUTHOR("Mocean Laboratories"); MODULE_LICENSE("GPL v2"); - diff --git a/drivers/media/radio/wl128x/Kconfig b/drivers/media/radio/wl128x/Kconfig index 86b28579f0c7..ea1e6545df36 100644 --- a/drivers/media/radio/wl128x/Kconfig +++ b/drivers/media/radio/wl128x/Kconfig @@ -4,8 +4,8 @@ menu "Texas Instruments WL128x FM driver (ST based)" config RADIO_WL128X tristate "Texas Instruments WL128x FM Radio" - depends on VIDEO_V4L2 && RFKILL - select TI_ST if NET && GPIOLIB + depends on VIDEO_V4L2 && RFKILL && GPIOLIB + select TI_ST if NET help Choose Y here if you have this FM radio chip. |