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staging: comedi: ni_stc.h: tidy up RTSI_Trig_[AB]_Output_Register and bits

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Rename the CamelCase. Convert the inline helper functions to macros and use
the BIT() macro to define the bits.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
H Hartley Sweeten
2015-05-01 14:59:32 -07:00
committed by Greg Kroah-Hartman
parent 63ff3f2c29
commit 390bc6ffe7
2 changed files with 31 additions and 54 deletions
Download Patch File Download Diff File Expand all files Collapse all files

55
drivers/staging/comedi/drivers/ni_mio_common.c
View File

@@ -372,8 +372,8 @@ static const struct mio_regmap m_series_stc_write_regmap[] = {
[NISTC_INTB2_ENA_REG] = { 0, 0 }, /* E-Series only */
[NISTC_AI_PERSONAL_REG] = { 0x19a, 2 },
[NISTC_AO_PERSONAL_REG] = { 0x19c, 2 },
[RTSI_Trig_A_Output_Register] = { 0x19e, 2 },
[RTSI_Trig_B_Output_Register] = { 0x1a0, 2 },
[NISTC_RTSI_TRIGA_OUT_REG] = { 0x19e, 2 },
[NISTC_RTSI_TRIGB_OUT_REG] = { 0x1a0, 2 },
[RTSI_Board_Register] = { 0, 0 }, /* Unknown */
[Configuration_Memory_Clear] = { 0x1a4, 2 },
[ADC_FIFO_Clear] = { 0x1a6, 2 },
@@ -4791,24 +4791,22 @@ static int ni_valid_rtsi_output_source(struct comedi_device *dev,
}
static int ni_set_rtsi_routing(struct comedi_device *dev,
unsigned chan, unsigned source)
unsigned chan, unsigned src)
{
struct ni_private *devpriv = dev->private;
if (ni_valid_rtsi_output_source(dev, chan, source) == 0)
if (ni_valid_rtsi_output_source(dev, chan, src) == 0)
return -EINVAL;
if (chan < 4) {
devpriv->rtsi_trig_a_output_reg &= ~RTSI_Trig_Output_Mask(chan);
devpriv->rtsi_trig_a_output_reg |=
RTSI_Trig_Output_Bits(chan, source);
devpriv->rtsi_trig_a_output_reg &= ~NISTC_RTSI_TRIG_MASK(chan);
devpriv->rtsi_trig_a_output_reg |= NISTC_RTSI_TRIG(chan, src);
ni_stc_writew(dev, devpriv->rtsi_trig_a_output_reg,
RTSI_Trig_A_Output_Register);
NISTC_RTSI_TRIGA_OUT_REG);
} else if (chan < 8) {
devpriv->rtsi_trig_b_output_reg &= ~RTSI_Trig_Output_Mask(chan);
devpriv->rtsi_trig_b_output_reg |=
RTSI_Trig_Output_Bits(chan, source);
devpriv->rtsi_trig_b_output_reg &= ~NISTC_RTSI_TRIG_MASK(chan);
devpriv->rtsi_trig_b_output_reg |= NISTC_RTSI_TRIG(chan, src);
ni_stc_writew(dev, devpriv->rtsi_trig_b_output_reg,
RTSI_Trig_B_Output_Register);
NISTC_RTSI_TRIGB_OUT_REG);
}
return 2;
}
@@ -4818,11 +4816,11 @@ static unsigned ni_get_rtsi_routing(struct comedi_device *dev, unsigned chan)
struct ni_private *devpriv = dev->private;
if (chan < 4) {
return RTSI_Trig_Output_Source(chan,
devpriv->rtsi_trig_a_output_reg);
return NISTC_RTSI_TRIG_TO_SRC(chan,
devpriv->rtsi_trig_a_output_reg);
} else if (chan < NISTC_RTSI_TRIG_NUM_CHAN(devpriv->is_m_series)) {
return RTSI_Trig_Output_Source(chan,
devpriv->rtsi_trig_b_output_reg);
return NISTC_RTSI_TRIG_TO_SRC(chan,
devpriv->rtsi_trig_b_output_reg);
} else {
if (chan == NISTC_RTSI_TRIG_OLD_CLK_CHAN)
return NI_RTSI_OUTPUT_RTSI_OSC;
@@ -4921,26 +4919,21 @@ static void ni_rtsi_init(struct comedi_device *dev)
dev_err(dev->class_dev, "ni_set_master_clock failed, bug?\n");
/* default internal lines routing to RTSI bus lines */
devpriv->rtsi_trig_a_output_reg =
RTSI_Trig_Output_Bits(0,
NI_RTSI_OUTPUT_ADR_START1) |
RTSI_Trig_Output_Bits(1,
NI_RTSI_OUTPUT_ADR_START2) |
RTSI_Trig_Output_Bits(2,
NI_RTSI_OUTPUT_SCLKG) |
RTSI_Trig_Output_Bits(3, NI_RTSI_OUTPUT_DACUPDN);
NISTC_RTSI_TRIG(0, NI_RTSI_OUTPUT_ADR_START1) |
NISTC_RTSI_TRIG(1, NI_RTSI_OUTPUT_ADR_START2) |
NISTC_RTSI_TRIG(2, NI_RTSI_OUTPUT_SCLKG) |
NISTC_RTSI_TRIG(3, NI_RTSI_OUTPUT_DACUPDN);
ni_stc_writew(dev, devpriv->rtsi_trig_a_output_reg,
RTSI_Trig_A_Output_Register);
NISTC_RTSI_TRIGA_OUT_REG);
devpriv->rtsi_trig_b_output_reg =
RTSI_Trig_Output_Bits(4,
NI_RTSI_OUTPUT_DA_START1) |
RTSI_Trig_Output_Bits(5,
NI_RTSI_OUTPUT_G_SRC0) |
RTSI_Trig_Output_Bits(6, NI_RTSI_OUTPUT_G_GATE0);
NISTC_RTSI_TRIG(4, NI_RTSI_OUTPUT_DA_START1) |
NISTC_RTSI_TRIG(5, NI_RTSI_OUTPUT_G_SRC0) |
NISTC_RTSI_TRIG(6, NI_RTSI_OUTPUT_G_GATE0);
if (devpriv->is_m_series)
devpriv->rtsi_trig_b_output_reg |=
RTSI_Trig_Output_Bits(7, NI_RTSI_OUTPUT_RTSI_OSC);
NISTC_RTSI_TRIG(7, NI_RTSI_OUTPUT_RTSI_OSC);
ni_stc_writew(dev, devpriv->rtsi_trig_b_output_reg,
RTSI_Trig_B_Output_Register);
NISTC_RTSI_TRIGB_OUT_REG);
/*
* Sets the source and direction of the 4 on board lines

30
drivers/staging/comedi/drivers/ni_stc.h
View File

@@ -448,6 +448,13 @@
#define NISTC_AO_PERSONAL_BC_SRC_SEL BIT(4)
#define NISTC_AO_PERSONAL_INTERVAL_BUFFER_MODE BIT(3)
#define NISTC_RTSI_TRIGA_OUT_REG 79
#define NISTC_RTSI_TRIGB_OUT_REG 80
#define NISTC_RTSI_TRIGB_SUB_SEL1 BIT(15) /* not for M-Series */
#define NISTC_RTSI_TRIG(_c, _s) (((_s) & 0xf) << (((_c) % 4) * 4))
#define NISTC_RTSI_TRIG_MASK(_c) NISTC_RTSI_TRIG((_c), 0xf)
#define NISTC_RTSI_TRIG_TO_SRC(_c, _b) (((_b) >> (((_c) % 4) * 4)) & 0xf)
#define AI_Status_1_Register 2
#define Interrupt_A_St 0x8000
#define AI_FIFO_Full_St 0x4000
@@ -506,29 +513,6 @@ enum Joint_Status_2_Bits {
#define AO_BC_Save_Registers 18
#define AO_UC_Save_Registers 20
#define RTSI_Trig_A_Output_Register 79
#define RTSI_Trig_B_Output_Register 80
enum RTSI_Trig_B_Output_Bits {
RTSI_Sub_Selection_1_Bit = 0x8000 /* not for m-series */
};
static inline unsigned RTSI_Trig_Output_Bits(unsigned rtsi_channel,
unsigned source)
{
return (source & 0xf) << ((rtsi_channel % 4) * 4);
};
static inline unsigned RTSI_Trig_Output_Mask(unsigned rtsi_channel)
{
return 0xf << ((rtsi_channel % 4) * 4);
};
/* inverse to RTSI_Trig_Output_Bits() */
static inline unsigned RTSI_Trig_Output_Source(unsigned rtsi_channel,
unsigned bits)
{
return (bits >> ((rtsi_channel % 4) * 4)) & 0xf;
};
#define RTSI_Board_Register 81
#define Write_Strobe_0_Register 82
#define Write_Strobe_1_Register 83