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/linux/Documentation/sound/designs/
H A Dchannel-mapping-api.rst18 ``{ front left, front right, rear left, rear right }.``
24 from rear. Or, some devices secretly assume that center/LFE is the
91 SNDRV_CHMAP_RL, /* rear left */
92 SNDRV_CHMAP_RR, /* rear right */
97 SNDRV_CHMAP_RC, /* rear center */
101 SNDRV_CHMAP_RLC, /* rear left center */
102 SNDRV_CHMAP_RRC, /* rear right center */
112 SNDRV_CHMAP_TRL, /* top rear left */
113 SNDRV_CHMAP_TRR, /* top rear right */
114 SNDRV_CHMAP_TRC, /* top rear center */
H A Dcontrol-names.rst35 Surround rear left/right in 4.0/5.1 surround
46 Rear rear position
/linux/Documentation/sound/cards/
H A Dcmipci.rst8 Front/Rear Multi-channel Playback
12 channels can be used for front/rear playbacks. Since there are two
18 (hw:0,1) is assigned to the second DAC for rear playback.
30 The rear output can be heard only when "Four Channel Mode" switch is
31 disabled. Otherwise no signal will be routed to the rear speakers.
35 When "Four Channel Mode" switch is off, the output from rear speakers
45 from front and rear speakers! But.. after reboot, all was gone.
49 If your card has an extra output jack for the rear output, the rear
51 control switch in the driver "Line-In As Rear", which you can change
53 is used as rear output.
[all …]
H A Dsb-live-mixer.rst72 The result samples are forwarded to the rear I2S DACs. These DACs operates
80 the ??rear?? right DAC PCM slot of the AC97 codec.
87 the ??rear?? left DAC PCM slot of the AC97 codec.
111 This control is used to attenuate samples from left and right rear PCM FX-bus
112 accumulators. ALSA uses accumulators 2 and 3 for left and right rear PCM samples.
113 The result samples are forwarded to the rear I2S DACs. These DACs operate
118 These controls are used to attenuate samples from left and right rear PCM FX-bus
119 accumulators. ALSA uses accumulators 2 and 3 for left and right rear PCM samples.
127 to the ??rear?? right DAC PCM slot of the AC97 codec.
133 to the ??rear?? left DAC PCM slot of the AC97 codec.
[all …]
/linux/include/sound/sof/
H A Dcontrol.h26 SOF_CHMAP_RL, /**< rear left */
27 SOF_CHMAP_RR, /**< rear right */
32 SOF_CHMAP_RC, /**< rear centre */
35 SOF_CHMAP_RLC, /**< rear left centre */
36 SOF_CHMAP_RRC, /**< rear right centre */
46 SOF_CHMAP_TRL, /**< top rear left */
47 SOF_CHMAP_TRR, /**< top rear right */
48 SOF_CHMAP_TRC, /**< top rear centre */
/linux/drivers/macintosh/
H A Dwindfarm_smu_controls.c188 if (!strcmp(l, "Rear Fan 0") || !strcmp(l, "Rear Fan") || in smu_fan_create()
189 !strcmp(l, "Rear fan 0") || !strcmp(l, "Rear fan") || in smu_fan_create()
191 fct->ctrl.name = "cpu-rear-fan-0"; in smu_fan_create()
192 else if (!strcmp(l, "Rear Fan 1") || !strcmp(l, "Rear fan 1") || in smu_fan_create()
194 fct->ctrl.name = "cpu-rear-fan-1"; in smu_fan_create()
H A Dwindfarm_fcu_controls.c340 if (mpu0 && !strcmp(fan->ctrl.name, "cpu-rear-fan-0")) { in wf_fcu_get_rpmfan_minmax()
345 if (mpu1 && !strcmp(fan->ctrl.name, "cpu-rear-fan-1")) { in wf_fcu_get_rpmfan_minmax()
415 { "CPU A EXHAUST", "cpu-rear-fan-0", }, in wf_fcu_lookup_fans()
417 { "CPU B EXHAUST", "cpu-rear-fan-1", }, in wf_fcu_lookup_fans()
490 wf_fcu_add_fan(pv, "cpu-rear-fan-0", FCU_FAN_RPM, 4); in wf_fcu_default_fans()
492 wf_fcu_add_fan(pv, "cpu-rear-fan-1", FCU_FAN_RPM, 6); in wf_fcu_default_fans()
/linux/sound/x86/
H A Dintel_hdmi_audio.h59 RL = (1 << 5), /* Rear Left */
60 RC = (1 << 6), /* Rear Center */
61 RR = (1 << 7), /* Rear Right */
62 RLC = (1 << 8), /* Rear Left Center */
63 RRC = (1 << 9), /* Rear Right Center */
/linux/sound/soc/qcom/qdsp6/
H A Dq6dsp-common.h17 #define PCM_CHANNEL_CS 7 /* Center surround channel; Rear center ch */
18 #define PCM_CHANNEL_LB 8 /* Left back channel; Rear left channel. */
19 #define PCM_CHANNEL_RB 9 /* Right back channel; Rear right channel. */
H A Dq6apm.h27 #define PCM_CHANNEL_CS 7 /* Center surround channel; Rear center ch */
28 #define PCM_CHANNEL_LB 8 /* Left back channel; Rear left channel. */
29 #define PCM_CHANNEL_RB 9 /* Right back channel; Rear right channel. */
/linux/arch/arm/boot/dts/marvell/
H A Darmada-388-clearfog-base.dts23 /* The rear SW3 button */
24 label = "Rear Button";
64 rear_button_pins: rear-button-pins {
H A Darmada-388-clearfog.dts40 /* The rear SW3 button */
41 label = "Rear Button";
170 rear_button_pins: rear-button-pins {
H A Darmada-xp-netgear-rn2120.dts44 /* Controller for rear fan #1 of 3 (Protechnic
55 /* Controller for rear (center) fan #2 of 3 */
65 /* Controller for rear fan #3 of 3 */
115 /* Two rear eSATA ports */
/linux/include/uapi/linux/
H A Dvirtio_snd.h308 VIRTIO_SND_CHMAP_RL, /* rear left */
309 VIRTIO_SND_CHMAP_RR, /* rear right */
314 VIRTIO_SND_CHMAP_RC, /* rear center */
317 VIRTIO_SND_CHMAP_RLC, /* rear left center */
318 VIRTIO_SND_CHMAP_RRC, /* rear right center */
328 VIRTIO_SND_CHMAP_TRL, /* top rear left */
329 VIRTIO_SND_CHMAP_TRR, /* top rear right */
330 VIRTIO_SND_CHMAP_TRC, /* top rear center */
/linux/sound/soc/codecs/
H A Dtda7419.c345 SOC_DAPM_ENUM("Rear Speaker Source", soc_enum_rear_spkr_src);
436 TDA7419_DOUBLE_R_TLV("Rear Speaker Playback Volume", TDA7419_ATTENUATOR_LR_REG,
439 SOC_SINGLE("Left Rear Soft Step Switch", TDA7419_ATTENUATOR_LR_REG,
441 SOC_SINGLE("Right Rear Soft Step Switch", TDA7419_ATTENUATOR_RR_REG,
499 SND_SOC_DAPM_MUX("Rear Speaker Source", SND_SOC_NOPM,
545 {"Rear Speaker Source", "Main", "Main Source Select"},
546 {"Rear Speaker Source", "Second", "Second Source Select"},
559 {"OUTLR", NULL, "Rear Speaker Source"},
560 {"OUTRR", NULL, "Rear Speaker Source"},
/linux/drivers/gpu/drm/amd/display/dc/inc/hw/
H A Dhw_shared.h289 * RL - Rear Left
290 * RR - Rear Right
291 * RC - Rear Center
295 * RLC - Rear Left Center
296 * RRC - Rear Right Center
/linux/sound/pci/ice1712/
H A Dpsc724.c40 * three stereo DACs (FRONT, REAR, CENTER+LFE)
61 * AIN1: LINE IN, AIN2: CD/VIDEO, AIN3: AUX, AIN4: Front MIC, AIN5: Rear MIC
69 * 6-channel DAC used for rear & center/LFE outputs (only 4 channels used)
86 * REAR 2ch -- black -- plughw:0,2,1
290 static const char *ain5_switch = "Rear Mic Capture Switch";
299 static const char *rear_clfe_izd = "Rear Infinite Zero Detect Playback Switch";
300 static const char *rear_clfe_zc = "Rear Zero Cross Detect Playback Switch";
/linux/arch/arm/boot/dts/aspeed/
H A Daspeed-bmc-opp-witherspoon.dts158 rear-fault {
162 rear-id {
166 rear-power {
215 /*N0-N7*/ "presence-ps1","","led-rear-fault","led-rear-power",
216 "led-rear-id","","","",
302 /* Rear RS-232 connector */
/linux/drivers/comedi/drivers/
H A Ddt3000.c277 int rear; in dt3k_ai_empty_fifo() local
287 rear = devpriv->ai_rear; in dt3k_ai_empty_fifo()
290 data = readw(dev->mmio + DPR_ADC_BUFFER + rear); in dt3k_ai_empty_fifo()
292 rear++; in dt3k_ai_empty_fifo()
293 if (rear >= DPR_AI_FIFO_DEPTH) in dt3k_ai_empty_fifo()
294 rear = 0; in dt3k_ai_empty_fifo()
297 devpriv->ai_rear = rear; in dt3k_ai_empty_fifo()
298 writew(rear, dev->mmio + DPR_AD_BUF_REAR); in dt3k_ai_empty_fifo()
/linux/drivers/media/i2c/
H A Dtda7432.c95 * output (for front and rear). Since most vidcap cards probably
96 * don't have 4 channel output, this driver will set front & rear
106 #define TDA7432_LR 0x04 /* Attenuation LR (Left Rear) */
108 #define TDA7432_RR 0x06 /* Attenuation RR (Right Rear) */
183 /* Subaddress 0x04 - Left Rear attenuation */
185 /* Subaddress 0x06 - Right Rear attenuation */
/linux/arch/arm64/boot/dts/marvell/
H A Dcn9130-cf-base.dts29 /* The rear SW3 button */
30 label = "Rear Button";
142 rear_button_pins: cp0-rear-button-pins {
H A Dcn9130-cf-pro.dts29 /* The rear SW3 button */
30 label = "Rear Button";
335 rear_button_pins: cp0-rear-button-pins {
/linux/include/uapi/sound/
H A Demu10k1.h232 #define EXTOUT_REAR_L 0x08 /* Rear channel - left */
233 #define EXTOUT_REAR_R 0x09 /* Rear channel - right */
237 #define EXTOUT_AC97_REAR_L 0x0d /* SB Live 5.1 (c) 2003 - Rear Left */
238 #define EXTOUT_AC97_REAR_R 0x0e /* SB Live 5.1 (c) 2003 - Rear Right */
263 #define A_EXTOUT_REAR_L 0x06 /* digital rear left */
271 #define A_EXTOUT_AREAR_L 0x0e /* analog rear left */
/linux/drivers/crypto/marvell/octeontx2/
H A Dotx2_cptvf_reqmgr.c51 ent = &q->head[q->rear]; in get_free_pending_entry()
55 q->rear++; in get_free_pending_entry()
56 if (unlikely(q->rear == qlen)) in get_free_pending_entry()
57 q->rear = 0; in get_free_pending_entry()
/linux/sound/soc/mediatek/mt8188/
H A Dmt8188-mt6359.c43 #define MAX98390_DEV0_NAME "max98390.0-0038" /* rear right */
44 #define MAX98390_DEV1_NAME "max98390.0-0039" /* rear left */
288 SOC_DAPM_PIN_SWITCH("Rear Left Spk"),
289 SOC_DAPM_PIN_SWITCH("Rear Right Spk"),
293 SND_SOC_DAPM_SPK("Rear Left Spk", NULL),
294 SND_SOC_DAPM_SPK("Rear Right Spk", NULL),
710 /* add widgets/controls/dapm for rear speakers */ in mt8188_max98390_codec_init()
714 dev_err(rtd->dev, "unable to add Rear Speaker widget, ret %d\n", ret); in mt8188_max98390_codec_init()
722 dev_err(rtd->dev, "unable to add Rear card controls, ret %d\n", ret); in mt8188_max98390_codec_init()

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