From f4cdf7ca9a1fdcca413157df19753f388a5a224e Mon Sep 17 00:00:00 2001 From: Linus Torvalds Date: Wed, 19 Aug 2026 10:09:22 -0700 Subject: Merge tag 'media/v7.3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media Pull media updates from Mauro Carvalho Chehab: - v4l2-core: added ISP statistics support and per-block validation - v4l2-core: Allow unknown HDR10 white point and luminance - New camera sensors: Sony IMX678 and IMX471m, Himax HM1092 IR sensor - New codec: Milos: VPU v2.0 codec support - isp driver: gained support for Dreamchip RPPX1 ISP framework - vsp1 driver: gained support for RZ/T2H and RZ/N2H - Novalake driver: gained CVS support for new NVL hardware - dvb-core: fix feed leak on failed DMX_ADD_PID - several driver fixes, cleanups and minor improvements * tag 'media/v7.3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (308 commits) media: ipu-bridge: check all DMI entries when overriding sensor rotation media: v4l2-async: avoid deleting unlinked ASC entry on link error media: rzg2l-cru: Align bytesperline to hardware DMA stride requirement media: intel/ipu6: fix async notifier cleanup leak on parse error media: staging/ipu7: fix async notifier UAF on probe error path media: amd: isp4: fix self-deadlock in isp4sd_pwron_and_init() error path media: amd: isp4: release partial allocations in isp4if_alloc_fw_gpumem() media: rcar-isp: Fix VSPX reference leaks media: rcar-isp: Release ISPCORE resources media: i2c: imx415: Release runtime PM reference on VBLANK error media: i2c: imx415: Return test pattern write errors media: renesas: vsp1: Declare index variables in for loop statement media: renesas: vsp1: Make reset control optional to support platforms without a reset line media: dt-bindings: media: renesas,vsp1: Document RZ/T2H and RZ/N2H SoCs media: dt-bindings: media: renesas,fcp: Document RZ/T2H and RZ/N2H SoCs media: nxp: imx8-isi: Add additional 32-bit RGB format support media: nxp: imx8-isi: Add 16-bit raw Bayer format support media: nxp: imx8-isi: Implement per-stream reference counting for multiplexed streams media: nxp: imx8-isi: Use BIT_ULL() for 64-bit stream masks media: nxp: imx8-isi: Correct color map between V4L2 and ISI ... --- sound/firewire/fireface/ff.c | 266 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 266 insertions(+) create mode 100644 sound/firewire/fireface/ff.c (limited to 'sound/firewire/fireface/ff.c') diff --git a/sound/firewire/fireface/ff.c b/sound/firewire/fireface/ff.c new file mode 100644 index 000000000..13472822d --- /dev/null +++ b/sound/firewire/fireface/ff.c @@ -0,0 +1,266 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * ff.c - a part of driver for RME Fireface series + * + * Copyright (c) 2015-2017 Takashi Sakamoto + */ + +#include "ff.h" + +#define OUI_RME 0x000a35 + +MODULE_DESCRIPTION("RME Fireface series Driver"); +MODULE_AUTHOR("Takashi Sakamoto "); +MODULE_LICENSE("GPL"); + +static void name_card(struct snd_ff *ff) +{ + struct fw_device *fw_dev = fw_parent_device(ff->unit); + static const char *const names[] = { + [SND_FF_UNIT_VERSION_FF800] = "Fireface800", + [SND_FF_UNIT_VERSION_FF400] = "Fireface400", + [SND_FF_UNIT_VERSION_UFX] = "FirefaceUFX", + [SND_FF_UNIT_VERSION_UCX] = "FirefaceUCX", + [SND_FF_UNIT_VERSION_802] = "Fireface802", + }; + const char *name; + + name = names[ff->unit_version]; + + strscpy(ff->card->driver, "Fireface"); + strscpy(ff->card->shortname, name); + strscpy(ff->card->mixername, name); + snprintf(ff->card->longname, sizeof(ff->card->longname), + "RME %s, GUID %08x%08x at %s, S%d", name, + fw_dev->config_rom[3], fw_dev->config_rom[4], + dev_name(&ff->unit->device), 100 << fw_dev->max_speed); +} + +static void ff_card_free(struct snd_card *card) +{ + struct snd_ff *ff = card->private_data; + + snd_ff_stream_destroy_duplex(ff); + snd_ff_transaction_unregister(ff); + + kfree(ff->msg_parser); + + mutex_destroy(&ff->mutex); + fw_unit_put(ff->unit); +} + +static int snd_ff_probe(struct fw_unit *unit, const struct ieee1394_device_id *entry) +{ + struct snd_card *card; + struct snd_ff *ff; + int err; + + err = snd_card_new(&unit->device, -1, NULL, THIS_MODULE, sizeof(*ff), &card); + if (err < 0) + return err; + card->private_free = ff_card_free; + + ff = card->private_data; + ff->unit = fw_unit_get(unit); + dev_set_drvdata(&unit->device, ff); + ff->card = card; + + mutex_init(&ff->mutex); + spin_lock_init(&ff->lock); + init_waitqueue_head(&ff->hwdep_wait); + + ff->unit_version = entry->version; + ff->spec = entry->driver_data_ptr; + + err = snd_ff_transaction_register(ff); + if (err < 0) + goto error; + + name_card(ff); + + err = snd_ff_stream_init_duplex(ff); + if (err < 0) + goto error; + + snd_ff_proc_init(ff); + + err = snd_ff_create_midi_devices(ff); + if (err < 0) + goto error; + + err = snd_ff_create_pcm_devices(ff); + if (err < 0) + goto error; + + err = snd_ff_create_hwdep_devices(ff); + if (err < 0) + goto error; + + if (ff->spec->protocol->msg_parser_size > 0) { + ff->msg_parser = kzalloc(ff->spec->protocol->msg_parser_size, GFP_KERNEL); + if (!ff->msg_parser) { + err = -ENOMEM; + goto error; + } + } + + err = snd_card_register(card); + if (err < 0) + goto error; + + return 0; +error: + snd_card_free(card); + return err; +} + +static void snd_ff_update(struct fw_unit *unit) +{ + struct snd_ff *ff = dev_get_drvdata(&unit->device); + + snd_ff_transaction_reregister(ff); + + snd_ff_stream_update_duplex(ff); +} + +static void snd_ff_remove(struct fw_unit *unit) +{ + struct snd_ff *ff = dev_get_drvdata(&unit->device); + + // Block till all of ALSA character devices are released. + snd_card_free(ff->card); +} + +static const struct snd_ff_spec spec_ff800 = { + .pcm_capture_channels = {28, 20, 12}, + .pcm_playback_channels = {28, 20, 12}, + .midi_in_ports = 1, + .midi_out_ports = 1, + .protocol = &snd_ff_protocol_ff800, + .midi_high_addr = 0x000200000320ull, + .midi_addr_range = 12, + .midi_rx_addrs = {0x000080180000ull, 0}, +}; + +static const struct snd_ff_spec spec_ff400 = { + .pcm_capture_channels = {18, 14, 10}, + .pcm_playback_channels = {18, 14, 10}, + .midi_in_ports = 2, + .midi_out_ports = 2, + .protocol = &snd_ff_protocol_ff400, + .midi_high_addr = 0x0000801003f4ull, + .midi_addr_range = SND_FF_MAXIMIM_MIDI_QUADS * 4, + .midi_rx_addrs = {0x000080180000ull, 0x000080190000ull}, +}; + +static const struct snd_ff_spec spec_ucx = { + .pcm_capture_channels = {18, 14, 12}, + .pcm_playback_channels = {18, 14, 12}, + .midi_in_ports = 2, + .midi_out_ports = 2, + .protocol = &snd_ff_protocol_latter, + .midi_high_addr = 0xffff00000034ull, + .midi_addr_range = 0x80, + .midi_rx_addrs = {0xffff00000030ull, 0xffff00000030ull}, +}; + +static const struct snd_ff_spec spec_ufx_802 = { + .pcm_capture_channels = {30, 22, 14}, + .pcm_playback_channels = {30, 22, 14}, + .midi_in_ports = 1, + .midi_out_ports = 1, + .protocol = &snd_ff_protocol_latter, + .midi_high_addr = 0xffff00000034ull, + .midi_addr_range = 0x80, + .midi_rx_addrs = {0xffff00000030ull, 0xffff00000030ull}, +}; + +static const struct ieee1394_device_id snd_ff_id_table[] = { + /* Fireface 800 */ + { + .match_flags = IEEE1394_MATCH_VENDOR_ID | + IEEE1394_MATCH_SPECIFIER_ID | + IEEE1394_MATCH_VERSION | + IEEE1394_MATCH_MODEL_ID, + .vendor_id = OUI_RME, + .specifier_id = OUI_RME, + .version = SND_FF_UNIT_VERSION_FF800, + .model_id = 0x101800, + .driver_data_ptr = &spec_ff800, + }, + /* Fireface 400 */ + { + .match_flags = IEEE1394_MATCH_VENDOR_ID | + IEEE1394_MATCH_SPECIFIER_ID | + IEEE1394_MATCH_VERSION | + IEEE1394_MATCH_MODEL_ID, + .vendor_id = OUI_RME, + .specifier_id = OUI_RME, + .version = SND_FF_UNIT_VERSION_FF400, + .model_id = 0x101800, + .driver_data_ptr = &spec_ff400, + }, + // Fireface UFX. + { + .match_flags = IEEE1394_MATCH_VENDOR_ID | + IEEE1394_MATCH_SPECIFIER_ID | + IEEE1394_MATCH_VERSION | + IEEE1394_MATCH_MODEL_ID, + .vendor_id = OUI_RME, + .specifier_id = OUI_RME, + .version = SND_FF_UNIT_VERSION_UFX, + .model_id = 0x101800, + .driver_data_ptr = &spec_ufx_802, + }, + // Fireface UCX. + { + .match_flags = IEEE1394_MATCH_VENDOR_ID | + IEEE1394_MATCH_SPECIFIER_ID | + IEEE1394_MATCH_VERSION | + IEEE1394_MATCH_MODEL_ID, + .vendor_id = OUI_RME, + .specifier_id = OUI_RME, + .version = SND_FF_UNIT_VERSION_UCX, + .model_id = 0x101800, + .driver_data_ptr = &spec_ucx, + }, + // Fireface 802. + { + .match_flags = IEEE1394_MATCH_VENDOR_ID | + IEEE1394_MATCH_SPECIFIER_ID | + IEEE1394_MATCH_VERSION | + IEEE1394_MATCH_MODEL_ID, + .vendor_id = OUI_RME, + .specifier_id = OUI_RME, + .version = SND_FF_UNIT_VERSION_802, + .model_id = 0x101800, + .driver_data_ptr = &spec_ufx_802, + }, + {} +}; +MODULE_DEVICE_TABLE(ieee1394, snd_ff_id_table); + +static struct fw_driver ff_driver = { + .driver = { + .owner = THIS_MODULE, + .name = KBUILD_MODNAME, + .bus = &fw_bus_type, + }, + .probe = snd_ff_probe, + .update = snd_ff_update, + .remove = snd_ff_remove, + .id_table = snd_ff_id_table, +}; + +static int __init snd_ff_init(void) +{ + return driver_register(&ff_driver.driver); +} + +static void __exit snd_ff_exit(void) +{ + driver_unregister(&ff_driver.driver); +} + +module_init(snd_ff_init); +module_exit(snd_ff_exit); -- cgit v1.3.1