From 7b14fffd7832dd571a82c18bd0b58319b40d7378 Mon Sep 17 00:00:00 2001 From: H Hartley Sweeten Date: Fri, 1 May 2015 14:59:37 -0700 Subject: [PATCH] staging: comedi: ni_stc.h: tidy up AI_Status_1_Register and bits Rename the CamelCase. Use the BIT() marco to define the bits. Signed-off-by: H Hartley Sweeten Reviewed-by: Ian Abbott Signed-off-by: Greg Kroah-Hartman --- .../staging/comedi/drivers/ni_mio_common.c | 65 +++++++++---------- drivers/staging/comedi/drivers/ni_stc.h | 38 ++++++----- 2 files changed, 53 insertions(+), 50 deletions(-) diff --git a/drivers/staging/comedi/drivers/ni_mio_common.c b/drivers/staging/comedi/drivers/ni_mio_common.c index c0bd097ac13f..50a14d287613 100644 --- a/drivers/staging/comedi/drivers/ni_mio_common.c +++ b/drivers/staging/comedi/drivers/ni_mio_common.c @@ -410,7 +410,7 @@ static void m_series_stc_write(struct comedi_device *dev, } static const struct mio_regmap m_series_stc_read_regmap[] = { - [AI_Status_1_Register] = { 0x104, 2 }, + [NISTC_AI_STATUS1_REG] = { 0x104, 2 }, [AO_Status_1_Register] = { 0x106, 2 }, [G_Status_Register] = { 0x108, 2 }, [AI_Status_2_Register] = { 0, 0 }, /* Unknown */ @@ -950,8 +950,8 @@ static int ni_ai_drain_dma(struct comedi_device *dev) spin_lock_irqsave(&devpriv->mite_channel_lock, flags); if (devpriv->ai_mite_chan) { for (i = 0; i < timeout; i++) { - if ((ni_stc_readw(dev, AI_Status_1_Register) & - AI_FIFO_Empty_St) + if ((ni_stc_readw(dev, NISTC_AI_STATUS1_REG) & + NISTC_AI_STATUS1_FIFO_E) && mite_bytes_in_transit(devpriv->ai_mite_chan) == 0) break; @@ -962,7 +962,7 @@ static int ni_ai_drain_dma(struct comedi_device *dev) dev_err(dev->class_dev, "mite_bytes_in_transit=%i, AI_Status1_Register=0x%x\n", mite_bytes_in_transit(devpriv->ai_mite_chan), - ni_stc_readw(dev, AI_Status_1_Register)); + ni_stc_readw(dev, NISTC_AI_STATUS1_REG)); retval = -1; } } @@ -1185,8 +1185,8 @@ static void ni_handle_fifo_dregs(struct comedi_device *dev) int i; if (devpriv->is_611x) { - while ((ni_stc_readw(dev, AI_Status_1_Register) & - AI_FIFO_Empty_St) == 0) { + while ((ni_stc_readw(dev, NISTC_AI_STATUS1_REG) & + NISTC_AI_STATUS1_FIFO_E) == 0) { dl = ni_readl(dev, ADC_FIFO_Data_611x); /* This may get the hi/lo data in the wrong order */ @@ -1217,16 +1217,16 @@ static void ni_handle_fifo_dregs(struct comedi_device *dev) } } else { - fifo_empty = ni_stc_readw(dev, AI_Status_1_Register) & - AI_FIFO_Empty_St; + fifo_empty = ni_stc_readw(dev, NISTC_AI_STATUS1_REG) & + NISTC_AI_STATUS1_FIFO_E; while (fifo_empty == 0) { for (i = 0; i < sizeof(devpriv->ai_fifo_buffer) / sizeof(devpriv->ai_fifo_buffer[0]); i++) { fifo_empty = ni_stc_readw(dev, - AI_Status_1_Register) & - AI_FIFO_Empty_St; + NISTC_AI_STATUS1_REG) & + NISTC_AI_STATUS1_FIFO_E; if (fifo_empty) break; devpriv->ai_fifo_buffer[i] = @@ -1335,13 +1335,13 @@ static void ack_a_interrupt(struct comedi_device *dev, unsigned short a_status) { unsigned short ack = 0; - if (a_status & AI_SC_TC_St) + if (a_status & NISTC_AI_STATUS1_SC_TC) ack |= NISTC_INTA_ACK_AI_SC_TC; - if (a_status & AI_START1_St) + if (a_status & NISTC_AI_STATUS1_START1) ack |= NISTC_INTA_ACK_AI_START1; - if (a_status & AI_START_St) + if (a_status & NISTC_AI_STATUS1_START) ack |= NISTC_INTA_ACK_AI_START; - if (a_status & AI_STOP_St) + if (a_status & NISTC_AI_STATUS1_STOP) ack |= NISTC_INTA_ACK_AI_STOP; if (ack) ni_stc_writew(dev, ack, NISTC_INTA_ACK_REG); @@ -1373,8 +1373,8 @@ static void handle_a_interrupt(struct comedi_device *dev, unsigned short status, #endif /* test for all uncommon interrupt events at the same time */ - if (status & (AI_Overrun_St | AI_Overflow_St | AI_SC_TC_Error_St | - AI_SC_TC_St | AI_START1_St)) { + if (status & (NISTC_AI_STATUS1_ERR | + NISTC_AI_STATUS1_SC_TC | NISTC_AI_STATUS1_START1)) { if (status == 0xffff) { dev_err(dev->class_dev, "Card removed?\n"); /* we probably aren't even running a command now, @@ -1385,41 +1385,40 @@ static void handle_a_interrupt(struct comedi_device *dev, unsigned short status, } return; } - if (status & (AI_Overrun_St | AI_Overflow_St | - AI_SC_TC_Error_St)) { + if (status & NISTC_AI_STATUS1_ERR) { dev_err(dev->class_dev, "ai error a_status=%04x\n", status); shutdown_ai_command(dev); s->async->events |= COMEDI_CB_ERROR; - if (status & (AI_Overrun_St | AI_Overflow_St)) + if (status & NISTC_AI_STATUS1_OVER) s->async->events |= COMEDI_CB_OVERFLOW; comedi_handle_events(dev, s); return; } - if (status & AI_SC_TC_St) { + if (status & NISTC_AI_STATUS1_SC_TC) { if (cmd->stop_src == TRIG_COUNT) shutdown_ai_command(dev); } } #ifndef PCIDMA - if (status & AI_FIFO_Half_Full_St) { + if (status & NISTC_AI_STATUS1_FIFO_HF) { int i; static const int timeout = 10; /* pcmcia cards (at least 6036) seem to stop producing interrupts if we *fail to get the fifo less than half full, so loop to be sure.*/ for (i = 0; i < timeout; ++i) { ni_handle_fifo_half_full(dev); - if ((ni_stc_readw(dev, AI_Status_1_Register) & - AI_FIFO_Half_Full_St) == 0) + if ((ni_stc_readw(dev, NISTC_AI_STATUS1_REG) & + NISTC_AI_STATUS1_FIFO_HF) == 0) break; } } #endif /* !PCIDMA */ - if ((status & AI_STOP_St)) + if (status & NISTC_AI_STATUS1_STOP) ni_handle_eos(dev, s); comedi_handle_events(dev, s); @@ -1695,8 +1694,8 @@ static void ni_prime_channelgain_list(struct comedi_device *dev) ni_stc_writew(dev, NISTC_AI_CMD1_CONVERT_PULSE, NISTC_AI_CMD1_REG); for (i = 0; i < NI_TIMEOUT; ++i) { - if (!(ni_stc_readw(dev, AI_Status_1_Register) & - AI_FIFO_Empty_St)) { + if (!(ni_stc_readw(dev, NISTC_AI_STATUS1_REG) & + NISTC_AI_STATUS1_FIFO_E)) { ni_stc_writew(dev, 1, NISTC_ADC_FIFO_CLR_REG); return; } @@ -1953,8 +1952,8 @@ static int ni_ai_insn_read(struct comedi_device *dev, d &= 0xffff; break; } - if (!(ni_stc_readw(dev, AI_Status_1_Register) & - AI_FIFO_Empty_St)) { + if (!(ni_stc_readw(dev, NISTC_AI_STATUS1_REG) & + NISTC_AI_STATUS1_FIFO_E)) { d = ni_readl(dev, ADC_FIFO_Data_611x); d &= 0xffff; break; @@ -1994,8 +1993,8 @@ static int ni_ai_insn_read(struct comedi_device *dev, ni_stc_writew(dev, NISTC_AI_CMD1_CONVERT_PULSE, NISTC_AI_CMD1_REG); for (i = 0; i < NI_TIMEOUT; i++) { - if (!(ni_stc_readw(dev, AI_Status_1_Register) & - AI_FIFO_Empty_St)) + if (!(ni_stc_readw(dev, NISTC_AI_STATUS1_REG) & + NISTC_AI_STATUS1_FIFO_E)) break; } if (i == NI_TIMEOUT) { @@ -3736,7 +3735,7 @@ static const struct mio_regmap ni_gpct_to_stc_regmap[] = { [NITIO_G1_ABZ] = { 0x1c2, 2 }, /* M-Series only */ [NITIO_G0_INT_ACK] = { NISTC_INTA_ACK_REG, 2 }, [NITIO_G1_INT_ACK] = { NISTC_INTB_ACK_REG, 2 }, - [NITIO_G0_STATUS] = { AI_Status_1_Register, 2 }, + [NITIO_G0_STATUS] = { NISTC_AI_STATUS1_REG, 2 }, [NITIO_G1_STATUS] = { AO_Status_1_Register, 2 }, [NITIO_G0_INT_ENA] = { NISTC_INTA_ENA_REG, 2 }, [NITIO_G1_INT_ENA] = { NISTC_INTB_ENA_REG, 2 }, @@ -4992,7 +4991,7 @@ static irqreturn_t ni_E_interrupt(int irq, void *d) /* lock to avoid race with comedi_poll */ spin_lock_irqsave(&dev->spinlock, flags); - a_status = ni_stc_readw(dev, AI_Status_1_Register); + a_status = ni_stc_readw(dev, NISTC_AI_STATUS1_REG); b_status = ni_stc_readw(dev, AO_Status_1_Register); #ifdef PCIDMA if (mite) { @@ -5021,7 +5020,7 @@ static irqreturn_t ni_E_interrupt(int irq, void *d) #endif ack_a_interrupt(dev, a_status); ack_b_interrupt(dev, b_status); - if ((a_status & Interrupt_A_St) || (ai_mite_status & CHSR_INT)) + if ((a_status & NISTC_AI_STATUS1_INTA) || (ai_mite_status & CHSR_INT)) handle_a_interrupt(dev, a_status, ai_mite_status); if ((b_status & Interrupt_B_St) || (ao_mite_status & CHSR_INT)) handle_b_interrupt(dev, b_status, ao_mite_status); diff --git a/drivers/staging/comedi/drivers/ni_stc.h b/drivers/staging/comedi/drivers/ni_stc.h index 6c9bb6c4d2f0..1681376af182 100644 --- a/drivers/staging/comedi/drivers/ni_stc.h +++ b/drivers/staging/comedi/drivers/ni_stc.h @@ -492,23 +492,27 @@ #define NISTC_AI_MODE3_EXT_GATE_POL BIT(5) #define NISTC_AI_MODE3_EXT_GATE_SEL(x) (((x) & 0x1f) << 0) -#define AI_Status_1_Register 2 -#define Interrupt_A_St 0x8000 -#define AI_FIFO_Full_St 0x4000 -#define AI_FIFO_Half_Full_St 0x2000 -#define AI_FIFO_Empty_St 0x1000 -#define AI_Overrun_St 0x0800 -#define AI_Overflow_St 0x0400 -#define AI_SC_TC_Error_St 0x0200 -#define AI_START2_St 0x0100 -#define AI_START1_St 0x0080 -#define AI_SC_TC_St 0x0040 -#define AI_START_St 0x0020 -#define AI_STOP_St 0x0010 -#define G0_TC_St 0x0008 -#define G0_Gate_Interrupt_St 0x0004 -#define AI_FIFO_Request_St 0x0002 -#define Pass_Thru_0_Interrupt_St 0x0001 +#define NISTC_AI_STATUS1_REG 2 +#define NISTC_AI_STATUS1_INTA BIT(15) +#define NISTC_AI_STATUS1_FIFO_F BIT(14) +#define NISTC_AI_STATUS1_FIFO_HF BIT(13) +#define NISTC_AI_STATUS1_FIFO_E BIT(12) +#define NISTC_AI_STATUS1_OVERRUN BIT(11) +#define NISTC_AI_STATUS1_OVERFLOW BIT(10) +#define NISTC_AI_STATUS1_SC_TC_ERR BIT(9) +#define NISTC_AI_STATUS1_OVER (NISTC_AI_STATUS1_OVERRUN | \ + NISTC_AI_STATUS1_OVERFLOW) +#define NISTC_AI_STATUS1_ERR (NISTC_AI_STATUS1_OVER | \ + NISTC_AI_STATUS1_SC_TC_ERR) +#define NISTC_AI_STATUS1_START2 BIT(8) +#define NISTC_AI_STATUS1_START1 BIT(7) +#define NISTC_AI_STATUS1_SC_TC BIT(6) +#define NISTC_AI_STATUS1_START BIT(5) +#define NISTC_AI_STATUS1_STOP BIT(4) +#define NISTC_AI_STATUS1_G0_TC BIT(3) +#define NISTC_AI_STATUS1_G0_GATE BIT(2) +#define NISTC_AI_STATUS1_FIFO_REQ BIT(1) +#define NISTC_AI_STATUS1_PASSTHRU0 BIT(0) #define AI_Status_2_Register 5 -- 2.39.2