Defined in 2 files as a struct:
- include/uapi/sound/asound.h, line 1158 (as a struct)
- tools/perf/trace/beauty/include/uapi/sound/asound.h, line 1139 (as a struct)
Defined in 1 files as a function:
Referenced in 244 files:
- drivers/media/pci/cx88/cx88-alsa.c, line 621
- drivers/media/pci/saa7134/saa7134-alsa.c, 2 times
- drivers/media/pci/solo6x10/solo6x10-g723.c, line 244
- drivers/media/usb/em28xx/em28xx-audio.c, line 394
- drivers/platform/x86/lenovo/thinkpad_acpi.c, line 7314
- drivers/staging/greybus/audio_topology.c, 2 times
- drivers/staging/vc04_services/bcm2835-audio/bcm2835-ctl.c, 4 times
- drivers/usb/gadget/function/f_midi2.c, line 1484
- drivers/usb/gadget/function/u_audio.c, 4 times
- include/sound/control.h, 4 times
- include/sound/soc-dapm.h, line 622
- include/sound/soc-topology.h, 2 times
- include/sound/soc.h, 6 times
- include/sound/wss.h, 2 times
- include/uapi/sound/asound.h, 3 times
- sound/aoa/codecs/onyx.c, 4 times
- sound/aoa/codecs/tas.c, 6 times
- sound/core/control.c, 22 times
- sound/core/control_compat.c, 4 times
- sound/core/control_led.c, line 107
- sound/core/oss/mixer_oss.c, 8 times
- sound/core/pcm_lib.c, line 2478
- sound/core/vmaster.c, 3 times
- sound/drivers/aloop.c, 5 times
- sound/drivers/dummy.c, 2 times
- sound/drivers/mts64.c, 4 times
- sound/drivers/opl4/opl4_mixer.c, line 10
- sound/drivers/pcsp/pcsp_mixer.c, 3 times
- sound/drivers/vx/vx_mixer.c, 6 times
- sound/firewire/bebob/bebob_maudio.c, 4 times
- sound/firewire/isight.c, line 462
- sound/firewire/oxfw/oxfw-spkr.c, line 179
- sound/hda/codecs/analog.c, 2 times
- sound/hda/codecs/ca0132.c, 15 times
- sound/hda/codecs/cirrus/cs421x.c, line 309
- sound/hda/codecs/cirrus/cs8409.c, line 457
- sound/hda/codecs/cirrus/cs8409.h, line 363
- sound/hda/codecs/conexant.c, line 569
- sound/hda/codecs/generic.c, 7 times
- sound/hda/codecs/hdmi/hdmi.c, line 137
- sound/hda/codecs/side-codecs/cs35l41_hda.c, line 1314
- sound/hda/codecs/side-codecs/cs35l56_hda.c, 3 times
- sound/hda/codecs/side-codecs/tas2781_hda.c, 3 times
- sound/hda/codecs/side-codecs/tas2781_hda.h, 3 times
- sound/hda/codecs/sigmatel.c, line 903
- sound/hda/codecs/via.c, 2 times
- sound/hda/common/codec.c, 5 times
- sound/hda/common/hda_local.h, 4 times
- sound/hda/core/hdmi_chmap.c, line 612
- sound/i2c/cs8427.c, 4 times
- sound/i2c/other/ak4113.c, 7 times
- sound/i2c/other/ak4114.c, 6 times
- sound/i2c/other/ak4117.c, 7 times
- sound/i2c/other/ak4xxx-adda.c, 4 times
- sound/i2c/other/pt2258.c, line 71
- sound/i2c/tea6330t.c, 3 times
- sound/isa/ad1816a/ad1816a_lib.c, 3 times
- sound/isa/cs423x/cs4236_lib.c, 2 times
- sound/isa/es1688/es1688_lib.c, 3 times
- sound/isa/es18xx.c, 4 times
- sound/isa/gus/gus_main.c, line 25
- sound/isa/gus/gus_mixer.c, line 64
- sound/isa/gus/gus_pcm.c, line 708
- sound/isa/msnd/msnd_pinnacle_mixer.c, 2 times
- sound/isa/opti9xx/miro.c, 2 times
- sound/isa/sb/emu8000.c, 3 times
- sound/isa/sb/sb16_csp.c, line 962
- sound/isa/sb/sb16_main.c, line 653
- sound/isa/sb/sb_mixer.c, 6 times
- sound/isa/sscape.c, line 611
- sound/isa/wss/wss_lib.c, 3 times
- sound/mips/hal2.c, line 170
- sound/mips/sgio2audio.c, 2 times
- sound/parisc/harmony.c, 2 times
- sound/pci/ac97/ac97_codec.c, 5 times
- sound/pci/ac97/ac97_patch.c, 17 times
- sound/pci/ac97/ac97_patch.h, 2 times
- sound/pci/ak4531_codec.c, 3 times
- sound/pci/asihpi/asihpi.c, 13 times
- sound/pci/au88x0/au88x0_a3d.c, 4 times
- sound/pci/au88x0/au88x0_eq.c, 2 times
- sound/pci/au88x0/au88x0_pcm.c, 2 times
- sound/pci/aw2/aw2-alsa.c, 2 times
- sound/pci/azt3328.c, 2 times
- sound/pci/bt87x.c, 2 times
- sound/pci/ca0106/ca0106_mixer.c, 7 times
- sound/pci/cmipci.c, 8 times
- sound/pci/cs4281.c, line 965
- sound/pci/cs46xx/cs46xx_lib.c, 2 times
- sound/pci/cs5535audio/cs5535audio_olpc.c, 2 times
- sound/pci/ctxfi/ctmixer.c, 6 times
- sound/pci/echoaudio/echoaudio.c, 11 times
- sound/pci/emu10k1/emu10k1x.c, line 1039
- sound/pci/emu10k1/emufx.c, line 334
- sound/pci/emu10k1/emumixer.c, 15 times
- sound/pci/emu10k1/emupcm.c, line 1495
- sound/pci/emu10k1/p16v.c, 3 times
- sound/pci/ens1370.c, line 1291
- sound/pci/es1938.c, 4 times
- sound/pci/fm801.c, 3 times
- sound/pci/ice1712/aureon.c, 13 times
- sound/pci/ice1712/ews.c, 2 times
- sound/pci/ice1712/ice1712.c, 8 times
- sound/pci/ice1712/ice1724.c, 5 times
- sound/pci/ice1712/maya44.c, 3 times
- sound/pci/ice1712/phase.c, 5 times
- sound/pci/ice1712/pontis.c, 4 times
- sound/pci/ice1712/prodigy192.c, 4 times
- sound/pci/ice1712/prodigy_hifi.c, 6 times
- sound/pci/ice1712/quartet.c, 2 times
- sound/pci/ice1712/se.c, 2 times
- sound/pci/ice1712/wm8766.c, 2 times
- sound/pci/ice1712/wm8776.c, 2 times
- sound/pci/ice1712/wtm.c, 3 times
- sound/pci/korg1212/korg1212.c, 5 times
- sound/pci/lola/lola_mixer.c, 4 times
- sound/pci/lx6464es/lx6464es.c, line 813
- sound/pci/mixart/mixart_mixer.c, 2 times
- sound/pci/oxygen/oxygen.c, 4 times
- sound/pci/oxygen/oxygen_mixer.c, 7 times
- sound/pci/oxygen/xonar_cs43xx.c, line 284
- sound/pci/oxygen/xonar_dg_mixer.c, 5 times
- sound/pci/oxygen/xonar_pcm179x.c, 3 times
- sound/pci/oxygen/xonar_wm87x6.c, 6 times
- sound/pci/pcxhr/pcxhr_mix22.c, 2 times
- sound/pci/pcxhr/pcxhr_mixer.c, 6 times
- sound/pci/rme32.c, 5 times
- sound/pci/rme96.c, 8 times
- sound/pci/rme9652/hdsp.c, 20 times
- sound/pci/rme9652/hdspm.c, 23 times
- sound/pci/rme9652/rme9652.c, 10 times
- sound/pci/sonicvibes.c, 3 times
- sound/pci/trident/trident_main.c, 8 times
- sound/pci/via82xx.c, 2 times
- sound/pci/vx222/vx222_ops.c, 2 times
- sound/pci/ymfpci/ymfpci_main.c, 6 times
- sound/pcmcia/vx/vxp_mixer.c, line 21
- sound/ppc/awacs.c, 5 times
- sound/ppc/beep.c, line 160
- sound/ppc/burgundy.c, 5 times
- sound/ppc/daca.c, line 114
- sound/ppc/snd_ps3.c, line 669
- sound/ppc/tumbler.c, 5 times
- sound/sh/aica.c, line 460
- sound/soc/atmel/mchp-pdmc.c, line 212
- sound/soc/atmel/mchp-spdifrx.c, 3 times
- sound/soc/atmel/mchp-spdiftx.c, line 537
- sound/soc/codecs/audio-iio-aux.c, line 34
- sound/soc/codecs/aw87390.c, line 177
- sound/soc/codecs/aw88081.c, line 892
- sound/soc/codecs/aw88166.c, line 1364
- sound/soc/codecs/aw88261.c, line 911
- sound/soc/codecs/aw88395/aw88395.c, line 174
- sound/soc/codecs/aw88399.c, line 449
- sound/soc/codecs/cs48l32.c, line 987
- sound/soc/codecs/fs210x.c, line 928
- sound/soc/codecs/hdmi-codec.c, 2 times
- sound/soc/codecs/inno_rk3036.c, line 37
- sound/soc/codecs/lpass-rx-macro.c, line 2980
- sound/soc/codecs/msm8916-wcd-digital.c, line 497
- sound/soc/codecs/ntp8835.c, line 78
- sound/soc/codecs/pcm6240.c, 2 times
- sound/soc/codecs/peb2466.c, line 253
- sound/soc/codecs/rt1011.c, 2 times
- sound/soc/codecs/rt1320-sdw.c, 2 times
- sound/soc/codecs/rt5645.c, line 700
- sound/soc/codecs/rt712-sdca-dmic.c, line 376
- sound/soc/codecs/rt712-sdca.c, line 1174
- sound/soc/codecs/rt715-sdca.c, line 402
- sound/soc/codecs/rt715.c, 2 times
- sound/soc/codecs/rt721-sdca.c, line 598
- sound/soc/codecs/rt722-sdca.c, line 903
- sound/soc/codecs/rt766-sdca.c, line 717
- sound/soc/codecs/sgtl5000.c, line 508
- sound/soc/codecs/sigmadsp.c, line 109
- sound/soc/codecs/simple-amplifier.c, 3 times
- sound/soc/codecs/sta32x.c, line 257
- sound/soc/codecs/sta350.c, line 294
- sound/soc/codecs/tas2781-i2c.c, 5 times
- sound/soc/codecs/tas571x.c, line 230
- sound/soc/codecs/tas5805m.c, line 217
- sound/soc/codecs/tas675x.c, 3 times
- sound/soc/codecs/tda7419.c, line 143
- sound/soc/codecs/tlv320adc3xxx.c, line 554
- sound/soc/codecs/tlv320adcx140.c, line 646
- sound/soc/codecs/tscs42xx.c, line 583
- sound/soc/codecs/tscs454.c, line 1459
- sound/soc/codecs/wcd934x.c, line 3141
- sound/soc/codecs/wm8958-dsp2.c, 4 times
- sound/soc/codecs/wm8962.c, line 1538
- sound/soc/codecs/wm_adsp.c, line 386
- sound/soc/fsl/fsl_easrc.c, line 82
- sound/soc/fsl/fsl_spdif.c, 3 times
- sound/soc/fsl/fsl_xcvr.c, 3 times
- sound/soc/img/img-spdif-in.c, 5 times
- sound/soc/img/img-spdif-out.c, line 112
- sound/soc/intel/atom/sst-atom-controls.c, 3 times
- sound/soc/intel/avs/control.c, 2 times
- sound/soc/intel/avs/control.h, 2 times
- sound/soc/intel/catpt/pcm.c, line 874
- sound/soc/meson/axg-spdifin.c, 2 times
- sound/soc/renesas/rcar/core.c, line 1808
- sound/soc/renesas/siu_dai.c, line 338
- sound/soc/rockchip/rockchip_sai.c, line 1221
- sound/soc/soc-dapm.c, line 3659
- sound/soc/soc-ops-test.c, 4 times
- sound/soc/soc-ops.c, 7 times
- sound/soc/sof/control.c, line 48
- sound/soc/sof/sof-audio.h, line 569
- sound/soc/sti/uniperif_player.c, 2 times
- sound/soc/stm/stm32_sai_sub.c, line 270
- sound/soc/stm/stm32_spdifrx.c, 2 times
- sound/soc/sunxi/sun4i-spdif.c, line 401
- sound/soc/tegra/tegra210_mbdrc.c, line 446
- sound/soc/tegra/tegra210_mixer.c, 2 times
- sound/soc/tegra/tegra210_peq.c, line 194
- sound/soc/ti/davinci-mcasp.c, line 1909
- sound/soc/ti/omap-mcbsp-st.c, line 361
- sound/soc/uniphier/aio-cpu.c, line 613
- sound/sparc/amd7930.c, line 753
- sound/sparc/cs4231.c, 3 times
- sound/sparc/dbri.c, 2 times
- sound/spi/at73c213.c, 4 times
- sound/usb/6fire/control.c, 4 times
- sound/usb/caiaq/control.c, line 21
- sound/usb/fcp.c, line 373
- sound/usb/line6/pcm.c, 3 times
- sound/usb/line6/pod.c, line 316
- sound/usb/line6/podhd.c, line 318
- sound/usb/line6/toneport.c, 2 times
- sound/usb/midi.c, line 2070
- sound/usb/mixer.c, 2 times
- sound/usb/mixer_quirks.c, 19 times
- sound/usb/mixer_s1810c.c, 2 times
- sound/usb/mixer_scarlett.c, 5 times
- sound/usb/mixer_scarlett2.c, 27 times
- sound/usb/mixer_us16x08.c, 4 times
- sound/usb/qcom/mixer_usb_offload.c, 2 times
- sound/usb/stream.c, line 121
- sound/usb/usx2y/us144mkii_controls.c, 3 times
- sound/virtio/virtio_kctl.c, line 94
- sound/x86/intel_hdmi_audio.c, 3 times
- tools/perf/trace/beauty/include/uapi/sound/asound.h, 3 times
- tools/testing/selftests/alsa/mixer-test.c, line 159
Smatch caller information:
sound/core/control.c snd_ctl_elem_info_compat() -> snd_ctl_elem_info()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | ctl | 4096-ptr_max |
| PARAM_VALUE | 0 | ctl->card | 4096-ptr_max |
| PARAM_VALUE | 1 | info | 4096-ptr_max |
| BUF_SIZE | 1 | info | 272 |
| DATA_SOURCE | 0 | ctl | $0 |
| DATA_SOURCE | 1 | info | r _kzalloc_noprof |
| USER_DATA | 1 | info->id.device | 0-u32max |
| USER_DATA | 1 | info->id.iface | s32min-s32max |
| USER_DATA | 1 | info->id.index | 0-u32max |
| USER_DATA | 1 | info->id.numid | 0-u32max |
| USER_DATA | 1 | info->id.subdevice | 0-u32max |
| USER_DATA | 1 | info->value.enumerated.item | 0-u32max |
| USER_PTR | 1 | info->id.name |
sound/core/control.c snd_ctl_elem_info_user() -> snd_ctl_elem_info()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | ctl | 4096-ptr_max |
| PARAM_VALUE | 0 | ctl->card | 4096-ptr_max |
| PARAM_VALUE | 1 | info | 3507271928840392704 |
| BUF_SIZE | 0 | ctl | s32min-(-2),1-s32max |
| BUF_SIZE | 0 | ctl | s32min-(-2),1-s32max |
| DATA_SOURCE | 0 | ctl | $0 |
| USER_DATA | 1 | info->access | 0-u32max |
| USER_DATA | 1 | info->count | 0-u32max |
| USER_DATA | 1 | info->id.device | 0-u32max |
| USER_DATA | 1 | info->id.iface | s32min-s32max |
| USER_DATA | 1 | info->id.index | 0-u32max |
| USER_DATA | 1 | info->id.numid | 0-u32max |
| USER_DATA | 1 | info->id.subdevice | 0-u32max |
| USER_DATA | 1 | info->owner | s32min-s32max |
| USER_DATA | 1 | info->type | s32min-s32max |
| USER_DATA | 1 | info->value.enumerated.item | 0-u32max |
| USER_DATA | 1 | info->value.enumerated.items | 0-u32max |
| USER_DATA | 1 | info->value.enumerated.names_length | 0-u32max |
| USER_DATA | 1 | info->value.enumerated.names_ptr | 0-u64max |
| USER_DATA | 1 | info->value.integer.max | s64min-s64max |
| USER_DATA | 1 | info->value.integer.min | s64min-s64max |
| USER_DATA | 1 | info->value.integer.step | s64min-s64max |
| USER_DATA | 1 | info->value.integer64.max | s64min-s64max |
| USER_DATA | 1 | info->value.integer64.min | s64min-s64max |
| USER_DATA | 1 | info->value.integer64.step | s64min-s64max |
| USER_PTR | 1 | info->reserved |