Commit f8f6d91d authored by H Hartley Sweeten's avatar H Hartley Sweeten Committed by Greg Kroah-Hartman

staging: comedi: ni_mio_common: remove forward declaration 17

Move the get_last_sample_*() helpers to remove the need for the forward
declarations.
Signed-off-by: default avatarH Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: default avatarIan Abbott <abbotti@mev.co.uk>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent d2a577c0
......@@ -274,8 +274,6 @@ static void handle_a_interrupt(struct comedi_device *dev, unsigned short status,
unsigned ai_mite_status);
static void handle_b_interrupt(struct comedi_device *dev, unsigned short status,
unsigned ao_mite_status);
static void get_last_sample_611x(struct comedi_device *dev);
static void get_last_sample_6143(struct comedi_device *dev);
static inline void ni_set_bitfield(struct comedi_device *dev, int reg,
unsigned bit_mask, unsigned bit_values)
......@@ -821,6 +819,47 @@ static int ni_ao_wait_for_dma_load(struct comedi_device *dev)
}
#endif /* PCIDMA */
static void get_last_sample_611x(struct comedi_device *dev)
{
const struct ni_board_struct *board = comedi_board(dev);
struct ni_private *devpriv __maybe_unused = dev->private;
struct comedi_subdevice *s = &dev->subdevices[NI_AI_SUBDEV];
unsigned short data;
u32 dl;
if (board->reg_type != ni_reg_611x)
return;
/* Check if there's a single sample stuck in the FIFO */
if (ni_readb(XXX_Status) & 0x80) {
dl = ni_readl(ADC_FIFO_Data_611x);
data = (dl & 0xffff);
cfc_write_to_buffer(s, data);
}
}
static void get_last_sample_6143(struct comedi_device *dev)
{
const struct ni_board_struct *board = comedi_board(dev);
struct ni_private *devpriv __maybe_unused = dev->private;
struct comedi_subdevice *s = &dev->subdevices[NI_AI_SUBDEV];
unsigned short data;
u32 dl;
if (board->reg_type != ni_reg_6143)
return;
/* Check if there's a single sample stuck in the FIFO */
if (ni_readl(AIFIFO_Status_6143) & 0x01) {
ni_writel(0x01, AIFIFO_Control_6143); /* Get stranded sample into FIFO */
dl = ni_readl(AIFIFO_Data_6143);
/* This may get the hi/lo data in the wrong order */
data = (dl >> 16) & 0xffff;
cfc_write_to_buffer(s, data);
}
}
static void shutdown_ai_command(struct comedi_device *dev)
{
struct comedi_subdevice *s = &dev->subdevices[NI_AI_SUBDEV];
......@@ -1338,47 +1377,6 @@ static void ni_handle_fifo_dregs(struct comedi_device *dev)
}
}
static void get_last_sample_611x(struct comedi_device *dev)
{
const struct ni_board_struct *board = comedi_board(dev);
struct ni_private *devpriv __maybe_unused = dev->private;
struct comedi_subdevice *s = &dev->subdevices[NI_AI_SUBDEV];
unsigned short data;
u32 dl;
if (board->reg_type != ni_reg_611x)
return;
/* Check if there's a single sample stuck in the FIFO */
if (ni_readb(XXX_Status) & 0x80) {
dl = ni_readl(ADC_FIFO_Data_611x);
data = (dl & 0xffff);
cfc_write_to_buffer(s, data);
}
}
static void get_last_sample_6143(struct comedi_device *dev)
{
const struct ni_board_struct *board = comedi_board(dev);
struct ni_private *devpriv __maybe_unused = dev->private;
struct comedi_subdevice *s = &dev->subdevices[NI_AI_SUBDEV];
unsigned short data;
u32 dl;
if (board->reg_type != ni_reg_6143)
return;
/* Check if there's a single sample stuck in the FIFO */
if (ni_readl(AIFIFO_Status_6143) & 0x01) {
ni_writel(0x01, AIFIFO_Control_6143); /* Get stranded sample into FIFO */
dl = ni_readl(AIFIFO_Data_6143);
/* This may get the hi/lo data in the wrong order */
data = (dl >> 16) & 0xffff;
cfc_write_to_buffer(s, data);
}
}
static void ni_ai_munge(struct comedi_device *dev, struct comedi_subdevice *s,
void *data, unsigned int num_bytes,
unsigned int chan_index)
......
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