From f7a9275d949cb0bf1f259a1546e52a0bf518151c Mon Sep 17 00:00:00 2001 From: Clemens Ladisch Date: Wed, 7 Dec 2005 09:13:42 +0100 Subject: [ALSA] unregister platform devices Call platform_device_unregister() for all platform devices that we've registered. Signed-off-by: Clemens Ladisch --- sound/drivers/dummy.c | 16 ++++++++++++++-- sound/drivers/mpu401/mpu401.c | 21 +++++++++++++++------ sound/drivers/mtpav.c | 4 +++- sound/drivers/serial-u16550.c | 16 ++++++++++++++-- sound/drivers/virmidi.c | 16 ++++++++++++++-- 5 files changed, 60 insertions(+), 13 deletions(-) (limited to 'sound/drivers') diff --git a/sound/drivers/dummy.c b/sound/drivers/dummy.c index 186117571745..96d207051628 100644 --- a/sound/drivers/dummy.c +++ b/sound/drivers/dummy.c @@ -144,6 +144,8 @@ MODULE_PARM_DESC(pcm_substreams, "PCM substreams # (1-16) for dummy driver."); //module_param_array(midi_devs, int, NULL, 0444); //MODULE_PARM_DESC(midi_devs, "MIDI devices # (0-2) for dummy driver."); +static struct platform_device *devices[SNDRV_CARDS]; + #define MIXER_ADDR_MASTER 0 #define MIXER_ADDR_LINE 1 #define MIXER_ADDR_MIC 2 @@ -634,6 +636,15 @@ static struct platform_driver snd_dummy_driver = { }, }; +static void __init_or_module snd_dummy_unregister_all(void) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(devices); ++i) + platform_device_unregister(devices[i]); + platform_driver_unregister(&snd_dummy_driver); +} + static int __init alsa_card_dummy_init(void) { int i, cards, err; @@ -650,6 +661,7 @@ static int __init alsa_card_dummy_init(void) err = PTR_ERR(device); goto errout; } + devices[i] = device; cards++; } if (!cards) { @@ -662,13 +674,13 @@ static int __init alsa_card_dummy_init(void) return 0; errout: - platform_driver_unregister(&snd_dummy_driver); + snd_dummy_unregister_all(); return err; } static void __exit alsa_card_dummy_exit(void) { - platform_driver_unregister(&snd_dummy_driver); + snd_dummy_unregister_all(); } module_init(alsa_card_dummy_init) diff --git a/sound/drivers/mpu401/mpu401.c b/sound/drivers/mpu401/mpu401.c index ec817a86d3dd..915589a402ab 100644 --- a/sound/drivers/mpu401/mpu401.c +++ b/sound/drivers/mpu401/mpu401.c @@ -58,6 +58,7 @@ MODULE_PARM_DESC(port, "Port # for MPU-401 device."); module_param_array(irq, int, NULL, 0444); MODULE_PARM_DESC(irq, "IRQ # for MPU-401 device."); +static struct platform_device *platform_devices[SNDRV_CARDS]; static int pnp_registered = 0; static int snd_mpu401_create(int dev, struct snd_card **rcard) @@ -220,6 +221,17 @@ static struct pnp_driver snd_mpu401_pnp_driver = { static struct pnp_driver snd_mpu401_pnp_driver; #endif +static void __init_or_module snd_mpu401_unregister_all(void) +{ + int i; + + if (pnp_registered) + pnp_unregister_driver(&snd_mpu401_pnp_driver); + for (i = 0; i < ARRAY_SIZE(platform_devices); ++i) + platform_device_unregister(platform_devices[i]); + platform_driver_unregister(&snd_mpu401_driver); +} + static int __init alsa_card_mpu401_init(void) { int i, err, devices; @@ -240,6 +252,7 @@ static int __init alsa_card_mpu401_init(void) err = PTR_ERR(device); goto errout; } + platform_devices[i] = device; devices++; } if ((err = pnp_register_driver(&snd_mpu401_pnp_driver)) >= 0) { @@ -257,17 +270,13 @@ static int __init alsa_card_mpu401_init(void) return 0; errout: - if (pnp_registered) - pnp_unregister_driver(&snd_mpu401_pnp_driver); - platform_driver_unregister(&snd_mpu401_driver); + snd_mpu401_unregister_all(); return err; } static void __exit alsa_card_mpu401_exit(void) { - if (pnp_registered) - pnp_unregister_driver(&snd_mpu401_pnp_driver); - platform_driver_unregister(&snd_mpu401_driver); + snd_mpu401_unregister_all(); } module_init(alsa_card_mpu401_init) diff --git a/sound/drivers/mtpav.c b/sound/drivers/mtpav.c index d9c4e224fa5f..b7a0b42813e1 100644 --- a/sound/drivers/mtpav.c +++ b/sound/drivers/mtpav.c @@ -95,6 +95,8 @@ MODULE_PARM_DESC(irq, "Parallel IRQ # for MotuMTPAV MIDI."); module_param(hwports, int, 0444); MODULE_PARM_DESC(hwports, "Hardware ports # for MotuMTPAV MIDI."); +static struct platform_device *device; + /* * defines */ @@ -763,7 +765,6 @@ static struct platform_driver snd_mtpav_driver = { static int __init alsa_card_mtpav_init(void) { int err; - struct platform_device *device; if ((err = platform_driver_register(&snd_mtpav_driver)) < 0) return err; @@ -778,6 +779,7 @@ static int __init alsa_card_mtpav_init(void) static void __exit alsa_card_mtpav_exit(void) { + platform_device_unregister(device); platform_driver_unregister(&snd_mtpav_driver); } diff --git a/sound/drivers/serial-u16550.c b/sound/drivers/serial-u16550.c index 3381a43c592e..29676d800cae 100644 --- a/sound/drivers/serial-u16550.c +++ b/sound/drivers/serial-u16550.c @@ -168,6 +168,8 @@ typedef struct _snd_uart16550 { } snd_uart16550_t; +static struct platform_device *devices[SNDRV_CARDS]; + static inline void snd_uart16550_add_timer(snd_uart16550_t *uart) { if (! uart->timer_running) { @@ -970,6 +972,15 @@ static struct platform_driver snd_serial_driver = { }, }; +static void __init_or_module snd_serial_unregister_all(void) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(devices); ++i) + platform_device_unregister(devices[i]); + platform_driver_unregister(&snd_serial_driver); +} + static int __init alsa_card_serial_init(void) { int i, cards, err; @@ -986,6 +997,7 @@ static int __init alsa_card_serial_init(void) err = PTR_ERR(device); goto errout; } + devices[i] = device; cards++; } if (! cards) { @@ -998,13 +1010,13 @@ static int __init alsa_card_serial_init(void) return 0; errout: - platform_driver_unregister(&snd_serial_driver); + snd_serial_unregister_all(); return err; } static void __exit alsa_card_serial_exit(void) { - platform_driver_unregister(&snd_serial_driver); + snd_serial_unregister_all(); } module_init(alsa_card_serial_init) diff --git a/sound/drivers/virmidi.c b/sound/drivers/virmidi.c index 9f36a6472478..4258723de2ab 100644 --- a/sound/drivers/virmidi.c +++ b/sound/drivers/virmidi.c @@ -82,6 +82,8 @@ struct snd_card_virmidi { struct snd_rawmidi *midi[MAX_MIDI_DEVICES]; }; +static struct platform_device *devices[SNDRV_CARDS]; + static int __init snd_virmidi_probe(struct platform_device *devptr) { @@ -144,6 +146,15 @@ static struct platform_driver snd_virmidi_driver = { }, }; +static void __init_or_module snd_virmidi_unregister_all(void) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(devices); ++i) + platform_device_unregister(devices[i]); + platform_driver_unregister(&snd_virmidi_driver); +} + static int __init alsa_card_virmidi_init(void) { int i, cards, err; @@ -160,6 +171,7 @@ static int __init alsa_card_virmidi_init(void) err = PTR_ERR(device); goto errout; } + devices[i] = device; cards++; } if (!cards) { @@ -172,13 +184,13 @@ static int __init alsa_card_virmidi_init(void) return 0; errout: - platform_driver_unregister(&snd_virmidi_driver); + snd_virmidi_unregister_all(); return err; } static void __exit alsa_card_virmidi_exit(void) { - platform_driver_unregister(&snd_virmidi_driver); + snd_virmidi_unregister_all(); } module_init(alsa_card_virmidi_init) -- cgit v1.2.3-59-g8ed1b