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/Linux-v5.10/Documentation/devicetree/bindings/hwmon/
Dpwm-fan.txt14 defined number of interrupts per fan revolution, which
17 - pulses-per-revolution : define the tachometer pulses per fan revolution as
18 an integer (default is 2 interrupts per revolution).
56 pulses-per-revolution = <2>;
Dadi,axi-fan-control.yaml33 pulses-per-revolution:
35 Value specifying the number of pulses per revolution of the controlled
45 - pulses-per-revolution
60 pulses-per-revolution = <2>;
/Linux-v5.10/sound/pci/ice1712/
Drevo.h8 * Lowlevel functions for M-Audio Revolution 7.1
14 "{MidiMan M Audio,Revolution 7.1},"\
15 "{MidiMan M Audio,Revolution 5.1},"\
27 * MidiMan M-Audio Revolution GPIO definitions
Drevo.c5 * Lowlevel functions for M-Audio Audiophile 192, Revolution 7.1 and 5.1
78 * I2C access to the PT2258 volume controller on GPIO 6/7 (Revolution 5.1)
179 * initialize the chips on M-Audio Revolution cards
611 .name = "M Audio Revolution-7.1",
618 .name = "M Audio Revolution-5.1",
/Linux-v5.10/Documentation/hwmon/
Dg762.rst19 fan revolution, ...); Those can be modified via devicetree bindings
36 number of pulses per fan revolution. Supported values
72 revolution, etc.
Dsysfs-interface.rst268 Unit: revolution/min (RPM)
275 Unit: revolution/min (RPM)
283 Unit: revolution/min (RPM)
299 Number of tachometer pulses per fan revolution.
312 per fan revolution.
317 Unit: revolution/min (RPM)
Dg760a.rst31 source and a 2 pulse-per-revolution fan.
Dsl28cpld.rst35 fan1_input Fan RPM. Assuming 2 pulses per revolution.
Ddme1737.rst163 to the number of pulses per fan revolution that the connected tachometer
165 that generate 2 pulses per revolution. Fan inputs 5-6 also provide a max
296 number of pulses per revolution that
Dadm1026.rst63 two pulse per revolution fan is 661 RPM.
Df71805f.rst119 The chip assumes 2 pulse-per-revolution fans.
Dsmsc47b397.rst90 The SIO counts the number of 90kHz (11.111us) pulses per revolution.
/Linux-v5.10/drivers/hwmon/
Daxi-fan-control.c46 /* pulses per revolution */
100 * and ppr is pulses per revolution. in axi_fan_control_get_fan_rpm()
332 /* get fan pulses per revolution */ in axi_fan_control_init()
333 ret = of_property_read_u32(np, "pulses-per-revolution", &ctl->ppr); in axi_fan_control_init()
Dg762.c71 #define G762_REG_FAN_CMD1_PULSE_PER_REV 0x01 /* pulse per fan revolution */
95 * Extract pulse count per fan revolution value (2 or 4) from given
139 u8 fan_cmd1; /* 0: FG_PLS_ID0 FG pulses count per revolution
140 * 0: 2 counts per revolution
141 * 1: 4 counts per revolution
376 /* Set number of fan pulses per revolution. Accepts either 2 or 4. */
811 * of tachometer pulses per fan revolution.
Dsl28cpld-hwmon.c57 * says we should asssume 2 pulses per revolution. in sl28cpld_hwmon_read()
Dpwm-fan.c342 of_property_read_u32(dev->of_node, "pulses-per-revolution", &ppr); in pwm_fan_probe()
345 dev_err(dev, "pulses-per-revolution can't be zero.\n"); in pwm_fan_probe()
Dmax6639.c416 /* Fans pulse per revolution is 2 by default */ in max6639_init_client()
430 /* Set Fan pulse per revolution */ in max6639_init_client()
Dsmsc47b397.c174 * REG: count of 90kHz pulses / revolution
Dmax6650.c561 * per revolution (this seems to be the most common). in max6650_read()
/Linux-v5.10/Documentation/admin-guide/media/
Dcx23885-cardlist.rst166 - Prof Revolution DVB-S2 8000
/Linux-v5.10/Documentation/input/
Dmulti-touch-protocol.rst270 quarter of a revolution clockwise around the touch center. The signed value
280 indicate more than a quarter of a revolution. For an upside-down finger,
/Linux-v5.10/drivers/ide/
Dide-pci-generic.c85 { /* 6: Revolution */
/Linux-v5.10/drivers/ata/
DKconfig830 tristate "NETCELL Revolution RAID support"
833 This option enables support for the Netcell Revolution RAID
/Linux-v5.10/drivers/hwmon/pmbus/
Ducd9000.c85 /* Pulses/revolution */ in ucd9000_get_fan_config()
/Linux-v5.10/drivers/media/usb/go7007/
Dgo7007-usb.c572 .bcdDevice_hi = 0x210, /* Revolution */
1064 name = "WIS Matrix Revolution or compatible"; in go7007_usb_probe()

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