This patch fixes the format of comments in comedi.h.
Signed-off-by: Moritz König <moritz.koenig@xxxxxx>
Signed-off-by: Fabian Lang <fabian.lang@xxxxxx>
---
drivers/staging/comedi/comedi.h | 202 +++++++++++++++++++++++-----------------
1 file changed, 116 insertions(+), 86 deletions(-)
diff --git a/drivers/staging/comedi/comedi.h b/drivers/staging/comedi/comedi.h
index 66edda1..626c4fe 100644
--- a/drivers/staging/comedi/comedi.h
+++ b/drivers/staging/comedi/comedi.h
@@ -1,20 +1,20 @@
/*
- include/comedi.h (installed as /usr/include/comedi.h)
- header file for comedi
-
- COMEDI - Linux Control and Measurement Device Interface
- Copyright (C) 1998-2001 David A. Schleef <ds@xxxxxxxxxxx>
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU Lesser General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-*/
+ * include/comedi.h (installed as /usr/include/comedi.h)
+ * header file for comedi
+ *
+ * COMEDI - Linux Control and Measurement Device Interface
+ * Copyright (C) 1998-2001 David A. Schleef <ds@xxxxxxxxxxx>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
#ifndef _COMEDI_H
#define _COMEDI_H
@@ -28,9 +28,9 @@
#define COMEDI_MAJOR 98
/*
- maximum number of minor devices. This can be increased, although
- kernel structures are currently statically allocated, thus you
- don't want this to be much more than you actually use.
+ * maximum number of minor devices. This can be increased, although
+ * kernel structures are currently statically allocated, thus you
+ * don't want this to be much more than you actually use.
*/
#define COMEDI_NDEVICES 16
@@ -46,7 +46,7 @@
* now used by all comedi drivers instead.
*/
-/* length of nth chunk of firmware data -*/
+/* length of nth chunk of firmware data */
#define COMEDI_DEVCONF_AUX_DATA3_LENGTH 25
#define COMEDI_DEVCONF_AUX_DATA2_LENGTH 26
#define COMEDI_DEVCONF_AUX_DATA1_LENGTH 27
@@ -279,7 +279,8 @@ enum configuration_ids {
INSN_CONFIG_SET_OTHER_SRC = 2005, /* Set other source */
/* INSN_CONFIG_GET_OTHER_SRC = 2006,*//* Get other source */
/* Get size in bytes of subdevice's on-board fifos used during
- * streaming input/output */
+ * streaming input/output
+ */
INSN_CONFIG_GET_HARDWARE_BUFFER_SIZE = 2006,
INSN_CONFIG_SET_COUNTER_MODE = 4097,
/* INSN_CONFIG_8254_SET_MODE is deprecated */
@@ -292,7 +293,8 @@ enum configuration_ids {
INSN_CONFIG_PWM_GET_PERIOD = 5001, /* gets frequency */
INSN_CONFIG_GET_PWM_STATUS = 5002, /* is it running? */
/* sets H bridge: duty cycle and sign bit for a relay at the
- * same time */
+ * same time
+ */
INSN_CONFIG_PWM_SET_H_BRIDGE = 5003,
/* gets H bridge data: duty cycle and the sign bit */
INSN_CONFIG_PWM_GET_H_BRIDGE = 5004
@@ -521,23 +523,22 @@ struct comedi_bufinfo {
/**********************************************************/
/*
- 8254 specific configuration.
-
- It supports two config commands:
-
- 0 ID: INSN_CONFIG_SET_COUNTER_MODE
- 1 8254 Mode
- I8254_MODE0, I8254_MODE1, ..., I8254_MODE5
- OR'ed with:
- I8254_BCD, I8254_BINARY
-
- 0 ID: INSN_CONFIG_8254_READ_STATUS
- 1 <-- Status byte returned here.
- B7 = Output
- B6 = NULL Count
- B5 - B0 Current mode.
-
-*/
+ * 8254 specific configuration.
+ *
+ * It supports two config commands:
+ *
+ * 0 ID: INSN_CONFIG_SET_COUNTER_MODE
+ * 1 8254 Mode
+ * I8254_MODE0, I8254_MODE1, ..., I8254_MODE5
+ * OR'ed with:
+ * I8254_BCD, I8254_BINARY
+ *
+ * 0 ID: INSN_CONFIG_8254_READ_STATUS
+ * 1 <-- Status byte returned here.
+ * B7 = Output
+ * B6 = NULL Count
+ * B5 - B0 Current mode.
+ */
enum i8254_mode {
I8254_MODE0 = (0 << 1), /* Interrupt on terminal count */
@@ -546,9 +547,11 @@ enum i8254_mode {
I8254_MODE3 = (3 << 1), /* Square wave mode */
I8254_MODE4 = (4 << 1), /* Software triggered strobe */
I8254_MODE5 = (5 << 1), /* Hardware triggered strobe
- * (retriggerable) */
+ * (retriggerable)
+ */
I8254_BCD = 1, /* use binary-coded decimal instead of binary
- * (pretty useless) */
+ * (pretty useless)
+ */
I8254_BINARY = 0
};
@@ -556,7 +559,8 @@ enum i8254_mode {
#define NI_USUAL_RTSI_SELECT(x) (((x) < 7) ? (0xb + (x)) : 0x1b)
/* mode bits for NI general-purpose counters, set with
- * INSN_CONFIG_SET_COUNTER_MODE */
+ * INSN_CONFIG_SET_COUNTER_MODE
+ */
#define NI_GPCT_COUNTING_MODE_SHIFT 16
#define NI_GPCT_INDEX_PHASE_BITSHIFT 20
#define NI_GPCT_COUNTING_DIRECTION_SHIFT 24
@@ -625,7 +629,8 @@ enum ni_gpct_mode_bits {
};
/* Bits for setting a clock source with
- * INSN_CONFIG_SET_CLOCK_SRC when using NI general-purpose counters. */
+ * INSN_CONFIG_SET_CLOCK_SRC when using NI general-purpose counters.
+ */
enum ni_gpct_clock_source_bits {
NI_GPCT_CLOCK_SRC_SELECT_MASK = 0x3f,
NI_GPCT_TIMEBASE_1_CLOCK_SRC_BITS = 0x0,
@@ -657,8 +662,9 @@ enum ni_gpct_clock_source_bits {
#define NI_GPCT_PFI_CLOCK_SRC_BITS(x) (0x20 + (x))
/* Possibilities for setting a gate source with
-INSN_CONFIG_SET_GATE_SRC when using NI general-purpose counters.
-May be bitwise-or'd with CR_EDGE or CR_INVERT. */
+ * INSN_CONFIG_SET_GATE_SRC when using NI general-purpose counters.
+ * May be bitwise-or'd with CR_EDGE or CR_INVERT.
+ */
enum ni_gpct_gate_select {
/* m-series gates */
NI_GPCT_TIMESTAMP_MUX_GATE_SELECT = 0x0,
@@ -677,7 +683,8 @@ enum ni_gpct_gate_select {
NI_GPCT_SELECTED_GATE_GATE_SELECT = 0x21e,
/* m-series "second gate" sources are unknown,
* we should add them here with an offset of 0x300 when
- * known. */
+ * known.
+ */
NI_GPCT_DISABLED_GATE_SELECT = 0x8000,
};
@@ -687,7 +694,8 @@ enum ni_gpct_gate_select {
#define NI_GPCT_UP_DOWN_PIN_GATE_SELECT(x) (0x202 + (x))
/* Possibilities for setting a source with
-INSN_CONFIG_SET_OTHER_SRC when using NI general-purpose counters. */
+ * INSN_CONFIG_SET_OTHER_SRC when using NI general-purpose counters.
+ */
enum ni_gpct_other_index {
NI_GPCT_SOURCE_ENCODER_A,
NI_GPCT_SOURCE_ENCODER_B,
@@ -703,17 +711,21 @@ enum ni_gpct_other_select {
#define NI_GPCT_PFI_OTHER_SELECT(x) NI_USUAL_PFI_SELECT(x)
/* start sources for ni general-purpose counters for use with
-INSN_CONFIG_ARM */
+ * INSN_CONFIG_ARM
+ */
enum ni_gpct_arm_source {
NI_GPCT_ARM_IMMEDIATE = 0x0,
- NI_GPCT_ARM_PAIRED_IMMEDIATE = 0x1, /* Start both the counter
- * and the adjacent paired
- * counter simultaneously */
+ NI_GPCT_ARM_PAIRED_IMMEDIATE = 0x1,
+ /* Start both the counter
+ * and the adjacent paired
+ * counter simultaneously
+ */
/* NI doesn't document bits for selecting hardware arm triggers.
* If the NI_GPCT_ARM_UNKNOWN bit is set, we will pass the least
* significant bits (3 bits for 660x or 5 bits for m-series)
* through to the hardware. This will at least allow someone to
- * figure out what the bits do later. */
+ * figure out what the bits do later.
+ */
NI_GPCT_ARM_UNKNOWN = 0x1000,
};
@@ -729,19 +741,22 @@ enum ni_gpct_filter_select {
};
/* PFI digital filtering options for ni m-series for use with
- * INSN_CONFIG_FILTER. */
+ * INSN_CONFIG_FILTER.
+ */
enum ni_pfi_filter_select {
NI_PFI_FILTER_OFF = 0x0,
NI_PFI_FILTER_125ns = 0x1,
NI_PFI_FILTER_6425ns = 0x2,
NI_PFI_FILTER_2550us = 0x3
+
};
/* master clock sources for ni mio boards and INSN_CONFIG_SET_CLOCK_SRC */
enum ni_mio_clock_source {
NI_MIO_INTERNAL_CLOCK = 0,
NI_MIO_RTSI_CLOCK = 1, /* doesn't work for m-series, use
- NI_MIO_PLL_RTSI_CLOCK() */
+ * NI_MIO_PLL_RTSI_CLOCK()
+ */
/* the NI_MIO_PLL_* sources are m-series only */
NI_MIO_PLL_PXI_STAR_TRIGGER_CLOCK = 2,
NI_MIO_PLL_PXI10_CLOCK = 3,
@@ -751,8 +766,9 @@ enum ni_mio_clock_source {
#define NI_MIO_PLL_RTSI_CLOCK(x) (NI_MIO_PLL_RTSI0_CLOCK + (x))
/* Signals which can be routed to an NI RTSI pin with INSN_CONFIG_SET_ROUTING.
- The numbers assigned are not arbitrary, they correspond to the bits required
- to program the board. */
+ * The numbers assigned are not arbitrary, they correspond to the bits required
+ * to program the board.
+ */
enum ni_rtsi_routing {
NI_RTSI_OUTPUT_ADR_START1 = 0,
NI_RTSI_OUTPUT_ADR_START2 = 1,
@@ -764,7 +780,8 @@ enum ni_rtsi_routing {
NI_RTSI_OUTPUT_RGOUT0 = 7,
NI_RTSI_OUTPUT_RTSI_BRD_0 = 8,
NI_RTSI_OUTPUT_RTSI_OSC = 12 /* pre-m-series always have RTSI
- * clock on line 7 */
+ * clock on line 7
+ */
};
#define NI_RTSI_OUTPUT_RTSI_BRD(x) (NI_RTSI_OUTPUT_RTSI_BRD_0 + (x))
@@ -773,7 +790,8 @@ enum ni_rtsi_routing {
* INSN_CONFIG_SET_ROUTING. These numbers are also returned by
* INSN_CONFIG_GET_ROUTING on pre-m-series boards, even though their routing
* cannot be changed. The numbers assigned are not arbitrary, they correspond
- * to the bits required to program the board. */
+ * to the bits required to program the board.
+ */
enum ni_pfi_routing {
NI_PFI_OUTPUT_PFI_DEFAULT = 0,
NI_PFI_OUTPUT_AI_START1 = 1,
@@ -804,11 +822,12 @@ enum ni_pfi_routing {
#define NI_PFI_OUTPUT_RTSI(x) (NI_PFI_OUTPUT_RTSI0 + (x))
/* Signals which can be routed to output on a NI PFI pin on a 660x board
- with INSN_CONFIG_SET_ROUTING. The numbers assigned are
- not arbitrary, they correspond to the bits required
- to program the board. Lines 0 to 7 can only be set to
- NI_660X_PFI_OUTPUT_DIO. Lines 32 to 39 can only be set to
- NI_660X_PFI_OUTPUT_COUNTER. */
+ * with INSN_CONFIG_SET_ROUTING. The numbers assigned are
+ * not arbitrary, they correspond to the bits required
+ * to program the board. Lines 0 to 7 can only be set to
+ * NI_660X_PFI_OUTPUT_DIO. Lines 32 to 39 can only be set to
+ * NI_660X_PFI_OUTPUT_COUNTER.
+ */
enum ni_660x_pfi_routing {
NI_660X_PFI_OUTPUT_COUNTER = 1, /* counter */
NI_660X_PFI_OUTPUT_DIO = 2, /* static digital output */
@@ -816,7 +835,8 @@ enum ni_660x_pfi_routing {
/* NI External Trigger lines. These values are not arbitrary, but are related
* to the bits required to program the board (offset by 1 for historical
- * reasons). */
+ * reasons).
+ */
#define NI_EXT_PFI(x) (NI_USUAL_PFI_SELECT(x) - 1)
#define NI_EXT_RTSI(x) (NI_USUAL_RTSI_SELECT(x) - 1)
@@ -829,7 +849,8 @@ enum comedi_counter_status_flags {
/* Clock sources for CDIO subdevice on NI m-series boards. Used as the
* scan_begin_arg for a comedi_command. These sources may also be bitwise-or'd
- * with CR_INVERT to change polarity. */
+ * with CR_INVERT to change polarity.
+ */
enum ni_m_series_cdio_scan_begin_src {
NI_CDIO_SCAN_BEGIN_SRC_GROUND = 0,
NI_CDIO_SCAN_BEGIN_SRC_AI_START = 18,
@@ -848,36 +869,41 @@ enum ni_m_series_cdio_scan_begin_src {
/* scan_begin_src for scan_begin_arg==TRIG_EXT with analog output command on NI
* boards. These scan begin sources can also be bitwise-or'd with CR_INVERT to
- * change polarity. */
+ * change polarity.
+ */
#define NI_AO_SCAN_BEGIN_SRC_PFI(x) NI_USUAL_PFI_SELECT(x)
#define NI_AO_SCAN_BEGIN_SRC_RTSI(x) NI_USUAL_RTSI_SELECT(x)
/* Bits for setting a clock source with
- * INSN_CONFIG_SET_CLOCK_SRC when using NI frequency output subdevice. */
+ * INSN_CONFIG_SET_CLOCK_SRC when using NI frequency output subdevice.
+ */
enum ni_freq_out_clock_source_bits {
NI_FREQ_OUT_TIMEBASE_1_DIV_2_CLOCK_SRC, /* 10 MHz */
NI_FREQ_OUT_TIMEBASE_2_CLOCK_SRC /* 100 KHz */
};
/* Values for setting a clock source with INSN_CONFIG_SET_CLOCK_SRC for
- * 8254 counter subdevices on Amplicon DIO boards (amplc_dio200 driver). */
+ * 8254 counter subdevices on Amplicon DIO boards (amplc_dio200 driver).
+ */
enum amplc_dio_clock_source {
AMPLC_DIO_CLK_CLKN, /* per channel external clock
- input/output pin (pin is only an
- input when clock source set to this
- value, otherwise it is an output) */
+ * input/output pin (pin is only an
+ * input when clock source set to this
+ * value, otherwise it is an output)
+ */
AMPLC_DIO_CLK_10MHZ, /* 10 MHz internal clock */
AMPLC_DIO_CLK_1MHZ, /* 1 MHz internal clock */
AMPLC_DIO_CLK_100KHZ, /* 100 kHz internal clock */
AMPLC_DIO_CLK_10KHZ, /* 10 kHz internal clock */
AMPLC_DIO_CLK_1KHZ, /* 1 kHz internal clock */
AMPLC_DIO_CLK_OUTNM1, /* output of preceding counter channel
- (for channel 0, preceding counter
- channel is channel 2 on preceding
- counter subdevice, for first counter
- subdevice, preceding counter
- subdevice is the last counter
- subdevice) */
+ * (for channel 0, preceding counter
+ * channel is channel 2 on preceding
+ * counter subdevice, for first counter
+ * subdevice, preceding counter
+ * subdevice is the last counter
+ * subdevice)
+ */
AMPLC_DIO_CLK_EXT, /* per chip external input pin */
/* the following are "enhanced" clock sources for PCIe models */
AMPLC_DIO_CLK_VCC, /* clock input HIGH */
@@ -887,7 +913,8 @@ enum amplc_dio_clock_source {
};
/* Values for setting a clock source with INSN_CONFIG_SET_CLOCK_SRC for
- * timer subdevice on some Amplicon DIO PCIe boards (amplc_dio200 driver). */
+ * timer subdevice on some Amplicon DIO PCIe boards (amplc_dio200 driver).
+ */
enum amplc_dio_ts_clock_src {
AMPLC_DIO_TS_CLK_1GHZ, /* 1 ns period with 20 ns granularity */
AMPLC_DIO_TS_CLK_1MHZ, /* 1 us period */
@@ -895,18 +922,20 @@ enum amplc_dio_ts_clock_src {
};
/* Values for setting a gate source with INSN_CONFIG_SET_GATE_SRC for
- * 8254 counter subdevices on Amplicon DIO boards (amplc_dio200 driver). */
+ * 8254 counter subdevices on Amplicon DIO boards (amplc_dio200 driver).
+ */
enum amplc_dio_gate_source {
AMPLC_DIO_GAT_VCC, /* internal high logic level */
AMPLC_DIO_GAT_GND, /* internal low logic level */
AMPLC_DIO_GAT_GATN, /* per channel external gate input */
AMPLC_DIO_GAT_NOUTNM2, /* negated output of counter channel
- minus 2 (for channels 0 or 1,
- channel minus 2 is channel 1 or 2 on
- the preceding counter subdevice, for
- the first counter subdevice the
- preceding counter subdevice is the
- last counter subdevice) */
+ * minus 2 (for channels 0 or 1,
+ * channel minus 2 is channel 1 or 2 on
+ * the preceding counter subdevice, for
+ * the first counter subdevice the
+ * preceding counter subdevice is the
+ * last counter subdevice)
+ */
AMPLC_DIO_GAT_RESERVED4,
AMPLC_DIO_GAT_RESERVED5,
AMPLC_DIO_GAT_RESERVED6,
@@ -914,7 +943,8 @@ enum amplc_dio_gate_source {
/* the following are "enhanced" gate sources for PCIe models */
AMPLC_DIO_GAT_NGATN = 6, /* negated per channel gate input */
AMPLC_DIO_GAT_OUTNM2, /* non-negated output of counter
- channel minus 2 */
+ * channel minus 2
+ */
AMPLC_DIO_GAT_PAT_PRESENT, /* "pattern present" signal */
AMPLC_DIO_GAT_PAT_OCCURRED, /* "pattern occurred" latched */
AMPLC_DIO_GAT_PAT_GONE, /* "pattern gone away" latched */
--
1.9.1
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